From patchwork Wed Mar 31 10:57:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412949 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0085DC433E8 for ; Wed, 31 Mar 2021 10:58:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AE5A1619B1 for ; Wed, 31 Mar 2021 10:58:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235112AbhCaK6C (ORCPT ); Wed, 31 Mar 2021 06:58:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235118AbhCaK5o (ORCPT ); Wed, 31 Mar 2021 06:57:44 -0400 Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5882AC061574 for ; Wed, 31 Mar 2021 03:57:44 -0700 (PDT) Received: by mail-lf1-x132.google.com with SMTP id w28so7527022lfn.2 for ; Wed, 31 Mar 2021 03:57:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Y1u3qI91niStgKbW+WBtzClbJFp3L1syvepMyAqokcs=; b=K6LTjhrenDqyIdIUPPp1YHKyaN4YhM1dbepoy7YLo0scME9jbZ+wQlMhx+dRGbtyIb rn7jp2woz9YglWY/x3BpkmoGS7UcXAXHCCTEIBTtDzpVZYQmKwL38+al3kzNTagV4yjh Uuz8+DzOt6VY9axa9x0wN4CkUD0vBmroUiqm5Jaok3t8eFJ6iySpXyKxHDMPPtJtje1L FtnZfNCWUlahfgd89f4IuXuvyjIzcSqH5lTD9fR5GxYJeeNv2r+9oNDm3q6ZaVjwF+si paXskREcH2t+lSSLP5MobghwphANhKhhZM1NorG9GkonDiAN604k0oVynfOCQP2dH6/F +fww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Y1u3qI91niStgKbW+WBtzClbJFp3L1syvepMyAqokcs=; b=JRog5/eOhK53/AovTgDN5qqvWWMTdOtixCzN8uHqktBtVcDj/PEaJOAiShePg+J28P MvyDRu3H9VzpIbK5EiahOuxRgywOKDwwpdQnOeSrMu15gr8GKNy9L4Uw5txgqbFRvHVr ExbprVIcpwkdKcvZGVLujH9tOHf4r3S6RaGP9NWXEQycJrQc9p3AKuxda17Nad9cvinM kHXpSlXQzzJzACN31/edSOTaPbS/32nAK0vIDySt39VM/iawq0ocCOtVHzH15HfWqfpi 6YRynBN/t7Np1lkPq8sDNo4VWOY5hAFKj+X6gkcAH+y6XF/bSL2Oywb1n8wnzwM+lcVc 5t4A== X-Gm-Message-State: AOAM533FaS4tiBEBVjEtWCPX42v0ndNHgb/vGNF+gbQuY/M7xRdKqiU9 /9YJMq7DeKZaV37iXnvDXcCmxQ== X-Google-Smtp-Source: ABdhPJw+e6U8PmbzHAo1cvC6WZ26mkuLIlfkspnFHFdkIZbIQm2Awy3Zr3l9C8JAtWInd/sKvzz+yQ== X-Received: by 2002:a05:6512:a82:: with SMTP id m2mr1920945lfu.259.1617188257411; Wed, 31 Mar 2021 03:57:37 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id h3sm184359ljc.67.2021.03.31.03.57.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Mar 2021 03:57:37 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org Subject: [PATCH v4 01/24] clk: mux: provide devm_clk_hw_register_mux() Date: Wed, 31 Mar 2021 13:57:12 +0300 Message-Id: <20210331105735.3690009-2-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add devm_clk_hw_register_mux() - devres-managed version of clk_hw_register_mux(). Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Acked-by: Stephen Boyd --- drivers/clk/clk-mux.c | 35 +++++++++++++++++++++++++++++++++++ include/linux/clk-provider.h | 13 +++++++++++++ 2 files changed, 48 insertions(+) diff --git a/drivers/clk/clk-mux.c b/drivers/clk/clk-mux.c index e54e79714818..20582aae7a35 100644 --- a/drivers/clk/clk-mux.c +++ b/drivers/clk/clk-mux.c @@ -8,6 +8,7 @@ */ #include +#include #include #include #include @@ -206,6 +207,40 @@ struct clk_hw *__clk_hw_register_mux(struct device *dev, struct device_node *np, } EXPORT_SYMBOL_GPL(__clk_hw_register_mux); +static void devm_clk_hw_release_mux(struct device *dev, void *res) +{ + clk_hw_unregister_mux(*(struct clk_hw **)res); +} + +struct clk_hw *__devm_clk_hw_register_mux(struct device *dev, struct device_node *np, + const char *name, u8 num_parents, + const char * const *parent_names, + const struct clk_hw **parent_hws, + const struct clk_parent_data *parent_data, + unsigned long flags, void __iomem *reg, u8 shift, u32 mask, + u8 clk_mux_flags, u32 *table, spinlock_t *lock) +{ + struct clk_hw **ptr, *hw; + + ptr = devres_alloc(devm_clk_hw_release_mux, sizeof(*ptr), GFP_KERNEL); + if (!ptr) + return ERR_PTR(-ENOMEM); + + hw = __clk_hw_register_mux(dev, np, name, num_parents, parent_names, parent_hws, + parent_data, flags, reg, shift, mask, + clk_mux_flags, table, lock); + + if (!IS_ERR(hw)) { + *ptr = hw; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return hw; +} +EXPORT_SYMBOL_GPL(__devm_clk_hw_register_mux); + struct clk *clk_register_mux_table(struct device *dev, const char *name, const char * const *parent_names, u8 num_parents, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index e4316890661a..9cf7ecc62f7c 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -868,6 +868,13 @@ struct clk_hw *__clk_hw_register_mux(struct device *dev, struct device_node *np, const struct clk_parent_data *parent_data, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, u8 clk_mux_flags, u32 *table, spinlock_t *lock); +struct clk_hw *__devm_clk_hw_register_mux(struct device *dev, struct device_node *np, + const char *name, u8 num_parents, + const char * const *parent_names, + const struct clk_hw **parent_hws, + const struct clk_parent_data *parent_data, + unsigned long flags, void __iomem *reg, u8 shift, u32 mask, + u8 clk_mux_flags, u32 *table, spinlock_t *lock); struct clk *clk_register_mux_table(struct device *dev, const char *name, const char * const *parent_names, u8 num_parents, unsigned long flags, void __iomem *reg, u8 shift, u32 mask, @@ -902,6 +909,12 @@ struct clk *clk_register_mux_table(struct device *dev, const char *name, __clk_hw_register_mux((dev), NULL, (name), (num_parents), NULL, NULL, \ (parent_data), (flags), (reg), (shift), \ BIT((width)) - 1, (clk_mux_flags), NULL, (lock)) +#define devm_clk_hw_register_mux(dev, name, parent_names, num_parents, flags, reg, \ + shift, width, clk_mux_flags, lock) \ + __devm_clk_hw_register_mux((dev), NULL, (name), (num_parents), \ + (parent_names), NULL, NULL, (flags), (reg), \ + (shift), BIT((width)) - 1, (clk_mux_flags), \ + NULL, (lock)) int clk_mux_val_to_index(struct clk_hw *hw, u32 *table, unsigned int flags, unsigned int val); From patchwork Wed Mar 31 10:57:17 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412944 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BA3FC43381 for ; Wed, 31 Mar 2021 10:58:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6B07561998 for ; Wed, 31 Mar 2021 10:58:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235140AbhCaK6G (ORCPT ); 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Wed, 31 Mar 2021 03:57:42 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 06/24] drm/msm/dsi: move all PLL callbacks into PHY config struct Date: Wed, 31 Mar 2021 13:57:17 +0300 Message-Id: <20210331105735.3690009-7-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Move all PLL-related callbacks into struct msm_dsi_phy_cfg. This limits the amount of data in the struct msm_dsi_pll. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/dsi.h | 6 -- drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 14 ++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 15 +++++ drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 38 ++++++++--- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 47 ++++++++----- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 65 ++++++++++++------ .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 33 +++++---- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 49 +++++++++----- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 67 ++++--------------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 67 +------------------ 10 files changed, 191 insertions(+), 210 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 78ef5d4ed922..21cf883fb6f1 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -107,8 +107,6 @@ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi pll */ struct msm_dsi_pll; #ifdef CONFIG_DRM_MSM_DSI_PLL -struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int dsi_id); void msm_dsi_pll_destroy(struct msm_dsi_pll *pll); int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, struct clk **byte_clk_provider, struct clk **pixel_clk_provider); @@ -117,10 +115,6 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll); int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, enum msm_dsi_phy_usecase uc); #else -static inline struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id) { - return ERR_PTR(-ENODEV); -} static inline void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) { } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 83eb0a630443..5f153b683521 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -709,12 +709,14 @@ static int dsi_phy_driver_probe(struct platform_device *pdev) if (ret) goto fail; - phy->pll = msm_dsi_pll_init(pdev, phy->cfg->type, phy->id); - if (IS_ERR_OR_NULL(phy->pll)) { - DRM_DEV_INFO(dev, - "%s: pll init failed: %ld, need separate pll clk driver\n", - __func__, PTR_ERR(phy->pll)); - phy->pll = NULL; + if (phy->cfg->ops.pll_init) { + ret = phy->cfg->ops.pll_init(phy); + if (ret) { + DRM_DEV_INFO(dev, + "%s: pll init failed: %d, need separate pll clk driver\n", + __func__, ret); + goto fail; + } } dsi_phy_disable_resource(phy); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 03dfb08e7128..244d2c900d40 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -17,15 +17,30 @@ #define V3_0_0_10NM_OLD_TIMINGS_QUIRK BIT(0) struct msm_dsi_phy_ops { + int (*pll_init)(struct msm_dsi_phy *phy); int (*enable)(struct msm_dsi_phy *phy, int src_pll_id, struct msm_dsi_phy_clk_request *clk_req); void (*disable)(struct msm_dsi_phy *phy); }; +struct msm_dsi_pll_ops { + int (*enable_seq)(struct msm_dsi_pll *pll); + void (*disable_seq)(struct msm_dsi_pll *pll); + int (*get_provider)(struct msm_dsi_pll *pll, + struct clk **byte_clk_provider, + struct clk **pixel_clk_provider); + void (*destroy)(struct msm_dsi_pll *pll); + void (*save_state)(struct msm_dsi_pll *pll); + int (*restore_state)(struct msm_dsi_pll *pll); + int (*set_usecase)(struct msm_dsi_pll *pll, + enum msm_dsi_phy_usecase uc); +}; + struct msm_dsi_phy_cfg { enum msm_dsi_phy_type type; struct dsi_reg_config reg_cfg; struct msm_dsi_phy_ops ops; + const struct msm_dsi_pll_ops pll_ops; /* * Each cell {phy_id, pll_id} of the truth table indicates diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 5da369b5c475..f697ff9a0d8e 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -828,15 +828,17 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm) return ret; } -struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id) +static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) { + struct platform_device *pdev = phy->pdev; + int id = phy->id; struct dsi_pll_10nm *pll_10nm; struct msm_dsi_pll *pll; int ret; pll_10nm = devm_kzalloc(&pdev->dev, sizeof(*pll_10nm), GFP_KERNEL); if (!pll_10nm) - return ERR_PTR(-ENOMEM); + return -ENOMEM; DBG("DSI PLL%d", id); @@ -847,13 +849,13 @@ struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id) pll_10nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY"); if (IS_ERR_OR_NULL(pll_10nm->phy_cmn_mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } pll_10nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL"); if (IS_ERR_OR_NULL(pll_10nm->mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } spin_lock_init(&pll_10nm->postdiv_lock); @@ -861,24 +863,22 @@ struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id) pll = &pll_10nm->base; pll->min_rate = 1000000000UL; pll->max_rate = 3500000000UL; - pll->get_provider = dsi_pll_10nm_get_provider; - pll->destroy = dsi_pll_10nm_destroy; - pll->save_state = dsi_pll_10nm_save_state; - pll->restore_state = dsi_pll_10nm_restore_state; - pll->set_usecase = dsi_pll_10nm_set_usecase; + pll->cfg = phy->cfg; pll_10nm->vco_delay = 1; ret = pll_10nm_register(pll_10nm); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret); - return ERR_PTR(ret); + return ret; } + phy->pll = pll; + /* TODO: Remove this when we have proper display handover support */ msm_dsi_pll_save_state(pll); - return pll; + return 0; } static int dsi_phy_hw_v3_0_is_pll_on(struct msm_dsi_phy *phy) @@ -1102,6 +1102,14 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { .ops = { .enable = dsi_10nm_phy_enable, .disable = dsi_10nm_phy_disable, + .pll_init = dsi_pll_10nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_10nm_get_provider, + .destroy = dsi_pll_10nm_destroy, + .save_state = dsi_pll_10nm_save_state, + .restore_state = dsi_pll_10nm_restore_state, + .set_usecase = dsi_pll_10nm_set_usecase, }, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, @@ -1120,6 +1128,14 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { .ops = { .enable = dsi_10nm_phy_enable, .disable = dsi_10nm_phy_disable, + .pll_init = dsi_pll_10nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_10nm_get_provider, + .destroy = dsi_pll_10nm_destroy, + .save_state = dsi_pll_10nm_save_state, + .restore_state = dsi_pll_10nm_restore_state, + .set_usecase = dsi_pll_10nm_set_usecase, }, .io_start = { 0xc994400, 0xc996400 }, .num_dsi_phy = 2, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 4386edfa91fe..011d285bf2c0 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -1042,18 +1042,20 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm) return 0; } -struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id) +static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) { + struct platform_device *pdev = phy->pdev; + int id = phy->id; struct dsi_pll_14nm *pll_14nm; struct msm_dsi_pll *pll; int ret; if (!pdev) - return ERR_PTR(-ENODEV); + return -ENODEV; pll_14nm = devm_kzalloc(&pdev->dev, sizeof(*pll_14nm), GFP_KERNEL); if (!pll_14nm) - return ERR_PTR(-ENOMEM); + return -ENOMEM; DBG("PLL%d", id); @@ -1064,13 +1066,13 @@ struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id) pll_14nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY"); if (IS_ERR_OR_NULL(pll_14nm->phy_cmn_mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } pll_14nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL"); if (IS_ERR_OR_NULL(pll_14nm->mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } spin_lock_init(&pll_14nm->postdiv_lock); @@ -1078,24 +1080,19 @@ struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id) pll = &pll_14nm->base; pll->min_rate = VCO_MIN_RATE; pll->max_rate = VCO_MAX_RATE; - pll->get_provider = dsi_pll_14nm_get_provider; - pll->destroy = dsi_pll_14nm_destroy; - pll->disable_seq = dsi_pll_14nm_disable_seq; - pll->save_state = dsi_pll_14nm_save_state; - pll->restore_state = dsi_pll_14nm_restore_state; - pll->set_usecase = dsi_pll_14nm_set_usecase; + pll->cfg = phy->cfg; pll_14nm->vco_delay = 1; - pll->enable_seq = dsi_pll_14nm_enable_seq; - ret = pll_14nm_register(pll_14nm); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret); - return ERR_PTR(ret); + return ret; } - return pll; + phy->pll = pll; + + return 0; } static void dsi_14nm_dphy_set_timing(struct msm_dsi_phy *phy, @@ -1230,6 +1227,16 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .ops = { .enable = dsi_14nm_phy_enable, .disable = dsi_14nm_phy_disable, + .pll_init = dsi_pll_14nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_14nm_get_provider, + .destroy = dsi_pll_14nm_destroy, + .save_state = dsi_pll_14nm_save_state, + .restore_state = dsi_pll_14nm_restore_state, + .set_usecase = dsi_pll_14nm_set_usecase, + .disable_seq = dsi_pll_14nm_disable_seq, + .enable_seq = dsi_pll_14nm_enable_seq, }, .io_start = { 0x994400, 0x996400 }, .num_dsi_phy = 2, @@ -1248,6 +1255,16 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .ops = { .enable = dsi_14nm_phy_enable, .disable = dsi_14nm_phy_disable, + .pll_init = dsi_pll_14nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_14nm_get_provider, + .destroy = dsi_pll_14nm_destroy, + .save_state = dsi_pll_14nm_save_state, + .restore_state = dsi_pll_14nm_restore_state, + .set_usecase = dsi_pll_14nm_set_usecase, + .disable_seq = dsi_pll_14nm_disable_seq, + .enable_seq = dsi_pll_14nm_enable_seq, }, .io_start = { 0xc994400, 0xc996000 }, .num_dsi_phy = 2, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index 760cf7956fa2..fb6e19d9495d 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -597,19 +597,20 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm) return 0; } -struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id) +static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) { + struct platform_device *pdev = phy->pdev; + int id = phy->id; struct dsi_pll_28nm *pll_28nm; struct msm_dsi_pll *pll; int ret; if (!pdev) - return ERR_PTR(-ENODEV); + return -ENODEV; pll_28nm = devm_kzalloc(&pdev->dev, sizeof(*pll_28nm), GFP_KERNEL); if (!pll_28nm) - return ERR_PTR(-ENOMEM); + return -ENOMEM; pll_28nm->pdev = pdev; pll_28nm->id = id; @@ -617,40 +618,33 @@ struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev, pll_28nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL"); if (IS_ERR_OR_NULL(pll_28nm->mmio)) { DRM_DEV_ERROR(&pdev->dev, "%s: failed to map pll base\n", __func__); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } pll = &pll_28nm->base; pll->min_rate = VCO_MIN_RATE; pll->max_rate = VCO_MAX_RATE; - pll->get_provider = dsi_pll_28nm_get_provider; - pll->destroy = dsi_pll_28nm_destroy; - pll->disable_seq = dsi_pll_28nm_disable_seq; - pll->save_state = dsi_pll_28nm_save_state; - pll->restore_state = dsi_pll_28nm_restore_state; - - if (type == MSM_DSI_PHY_28NM_HPM) { + if (phy->cfg->type == MSM_DSI_PHY_28NM_HPM) { pll_28nm->vco_delay = 1; - - pll->enable_seq = dsi_pll_28nm_enable_seq_hpm; - } else if (type == MSM_DSI_PHY_28NM_LP) { + } else if (phy->cfg->type == MSM_DSI_PHY_28NM_LP) { pll_28nm->vco_delay = 1000; - - pll->enable_seq = dsi_pll_28nm_enable_seq_lp; } else { - DRM_DEV_ERROR(&pdev->dev, "phy type (%d) is not 28nm\n", type); - return ERR_PTR(-EINVAL); + DRM_DEV_ERROR(&pdev->dev, "phy type (%d) is not 28nm\n", phy->cfg->type); + return -EINVAL; } + pll->cfg = phy->cfg; + ret = pll_28nm_register(pll_28nm); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret); - return ERR_PTR(ret); + return ret; } - return pll; -} + phy->pll = pll; + return 0; +} static void dsi_28nm_dphy_set_timing(struct msm_dsi_phy *phy, struct msm_dsi_dphy_timing *timing) @@ -809,6 +803,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { .ops = { .enable = dsi_28nm_phy_enable, .disable = dsi_28nm_phy_disable, + .pll_init = dsi_pll_28nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_28nm_get_provider, + .destroy = dsi_pll_28nm_destroy, + .save_state = dsi_pll_28nm_save_state, + .restore_state = dsi_pll_28nm_restore_state, + .disable_seq = dsi_pll_28nm_disable_seq, + .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, .io_start = { 0xfd922b00, 0xfd923100 }, .num_dsi_phy = 2, @@ -827,6 +830,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { .ops = { .enable = dsi_28nm_phy_enable, .disable = dsi_28nm_phy_disable, + .pll_init = dsi_pll_28nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_28nm_get_provider, + .destroy = dsi_pll_28nm_destroy, + .save_state = dsi_pll_28nm_save_state, + .restore_state = dsi_pll_28nm_restore_state, + .disable_seq = dsi_pll_28nm_disable_seq, + .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, .io_start = { 0x1a94400, 0x1a96400 }, .num_dsi_phy = 2, @@ -845,6 +857,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { .ops = { .enable = dsi_28nm_phy_enable, .disable = dsi_28nm_phy_disable, + .pll_init = dsi_pll_28nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_28nm_get_provider, + .destroy = dsi_pll_28nm_destroy, + .save_state = dsi_pll_28nm_save_state, + .restore_state = dsi_pll_28nm_restore_state, + .disable_seq = dsi_pll_28nm_disable_seq, + .enable_seq = dsi_pll_28nm_enable_seq_lp, }, .io_start = { 0x1a98500 }, .num_dsi_phy = 1, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 2cfb7edf91d8..08f31be3b0dc 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -483,19 +483,20 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm) return 0; } -struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev, - int id) +static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) { + struct platform_device *pdev = phy->pdev; + int id = phy->id; struct dsi_pll_28nm *pll_28nm; struct msm_dsi_pll *pll; int ret; if (!pdev) - return ERR_PTR(-ENODEV); + return -ENODEV; pll_28nm = devm_kzalloc(&pdev->dev, sizeof(*pll_28nm), GFP_KERNEL); if (!pll_28nm) - return ERR_PTR(-ENOMEM); + return -ENOMEM; pll_28nm->pdev = pdev; pll_28nm->id = id + 1; @@ -503,27 +504,24 @@ struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev, pll_28nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL"); if (IS_ERR_OR_NULL(pll_28nm->mmio)) { DRM_DEV_ERROR(&pdev->dev, "%s: failed to map pll base\n", __func__); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } pll = &pll_28nm->base; pll->min_rate = VCO_MIN_RATE; pll->max_rate = VCO_MAX_RATE; - pll->get_provider = dsi_pll_28nm_get_provider; - pll->destroy = dsi_pll_28nm_destroy; - pll->disable_seq = dsi_pll_28nm_disable_seq; - pll->save_state = dsi_pll_28nm_save_state; - pll->restore_state = dsi_pll_28nm_restore_state; - pll->enable_seq = dsi_pll_28nm_enable_seq; + pll->cfg = phy->cfg; ret = pll_28nm_register(pll_28nm); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret); - return ERR_PTR(ret); + return ret; } - return pll; + phy->pll = pll; + + return 0; } static void dsi_28nm_dphy_set_timing(struct msm_dsi_phy *phy, @@ -704,6 +702,15 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { .ops = { .enable = dsi_28nm_phy_enable, .disable = dsi_28nm_phy_disable, + .pll_init = dsi_pll_28nm_8960_init, + }, + .pll_ops = { + .get_provider = dsi_pll_28nm_get_provider, + .destroy = dsi_pll_28nm_destroy, + .save_state = dsi_pll_28nm_save_state, + .restore_state = dsi_pll_28nm_restore_state, + .disable_seq = dsi_pll_28nm_disable_seq, + .enable_seq = dsi_pll_28nm_enable_seq, }, .io_start = { 0x4700300, 0x5800300 }, .num_dsi_phy = 2, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index f9af9d70b56a..68b54e5060e4 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -178,7 +178,7 @@ static void dsi_pll_calc_dec_frac(struct dsi_pll_7nm *pll) dec = div_u64(dec_multiple, multiplier); - if (pll->base.type != MSM_DSI_PHY_7NM_V4_1) + if (pll->base.cfg->type != MSM_DSI_PHY_7NM_V4_1) regs->pll_clock_inverters = 0x28; else if (pll_freq <= 1000000000ULL) regs->pll_clock_inverters = 0xa0; @@ -273,7 +273,7 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) void __iomem *base = pll->mmio; u8 analog_controls_five_1 = 0x01, vco_config_1 = 0x00; - if (pll->base.type == MSM_DSI_PHY_7NM_V4_1) { + if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) { if (pll->vco_current_rate >= 3100000000ULL) analog_controls_five_1 = 0x03; @@ -307,9 +307,9 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) pll_write(base + REG_DSI_7nm_PHY_PLL_PFILT, 0x2f); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, 0x2a); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, - pll->base.type == MSM_DSI_PHY_7NM_V4_1 ? 0x3f : 0x22); + pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1 ? 0x3f : 0x22); - if (pll->base.type == MSM_DSI_PHY_7NM_V4_1) { + if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) { pll_write(base + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); if (pll->slave) pll_write(pll->slave->mmio + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); @@ -853,16 +853,17 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm) return ret; } -struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id) +static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) { + struct platform_device *pdev = phy->pdev; + int id = phy->id; struct dsi_pll_7nm *pll_7nm; struct msm_dsi_pll *pll; int ret; pll_7nm = devm_kzalloc(&pdev->dev, sizeof(*pll_7nm), GFP_KERNEL); if (!pll_7nm) - return ERR_PTR(-ENOMEM); + return -ENOMEM; DBG("DSI PLL%d", id); @@ -873,13 +874,13 @@ struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, pll_7nm->phy_cmn_mmio = msm_ioremap(pdev, "dsi_phy", "DSI_PHY"); if (IS_ERR_OR_NULL(pll_7nm->phy_cmn_mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map CMN PHY base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } pll_7nm->mmio = msm_ioremap(pdev, "dsi_pll", "DSI_PLL"); if (IS_ERR_OR_NULL(pll_7nm->mmio)) { DRM_DEV_ERROR(&pdev->dev, "failed to map PLL base\n"); - return ERR_PTR(-ENOMEM); + return -ENOMEM; } spin_lock_init(&pll_7nm->postdiv_lock); @@ -887,30 +888,28 @@ struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, pll = &pll_7nm->base; pll->min_rate = 1000000000UL; pll->max_rate = 3500000000UL; - if (type == MSM_DSI_PHY_7NM_V4_1) { + if (phy->cfg->type == MSM_DSI_PHY_7NM_V4_1) { pll->min_rate = 600000000UL; pll->max_rate = (unsigned long)5000000000ULL; /* workaround for max rate overflowing on 32-bit builds: */ pll->max_rate = max(pll->max_rate, 0xffffffffUL); } - pll->get_provider = dsi_pll_7nm_get_provider; - pll->destroy = dsi_pll_7nm_destroy; - pll->save_state = dsi_pll_7nm_save_state; - pll->restore_state = dsi_pll_7nm_restore_state; - pll->set_usecase = dsi_pll_7nm_set_usecase; + pll->cfg = phy->cfg; pll_7nm->vco_delay = 1; ret = pll_7nm_register(pll_7nm); if (ret) { DRM_DEV_ERROR(&pdev->dev, "failed to register PLL: %d\n", ret); - return ERR_PTR(ret); + return ret; } + phy->pll = pll; + /* TODO: Remove this when we have proper display handover support */ msm_dsi_pll_save_state(pll); - return pll; + return 0; } static int dsi_phy_hw_v4_0_is_pll_on(struct msm_dsi_phy *phy) @@ -1142,6 +1141,14 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { .ops = { .enable = dsi_7nm_phy_enable, .disable = dsi_7nm_phy_disable, + .pll_init = dsi_pll_7nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_7nm_get_provider, + .destroy = dsi_pll_7nm_destroy, + .save_state = dsi_pll_7nm_save_state, + .restore_state = dsi_pll_7nm_restore_state, + .set_usecase = dsi_pll_7nm_set_usecase, }, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, @@ -1160,6 +1167,14 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { .ops = { .enable = dsi_7nm_phy_enable, .disable = dsi_7nm_phy_disable, + .pll_init = dsi_pll_7nm_init, + }, + .pll_ops = { + .get_provider = dsi_pll_7nm_get_provider, + .destroy = dsi_pll_7nm_destroy, + .save_state = dsi_pll_7nm_save_state, + .restore_state = dsi_pll_7nm_restore_state, + .set_usecase = dsi_pll_7nm_set_usecase, }, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index 9e9fa90bf504..c7ff0eba0e8b 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -3,6 +3,7 @@ * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved. */ +#include "dsi_phy.h" #include "dsi_pll.h" /* @@ -33,7 +34,7 @@ int msm_dsi_pll_helper_clk_prepare(struct clk_hw *hw) if (unlikely(pll->pll_on)) return 0; - ret = pll->enable_seq(pll); + ret = pll->cfg->pll_ops.enable_seq(pll); if (ret) { DRM_ERROR("DSI PLL failed to lock\n"); return ret; @@ -51,7 +52,7 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw) if (unlikely(!pll->pll_on)) return; - pll->disable_seq(pll); + pll->cfg->pll_ops.disable_seq(pll); pll->pll_on = false; } @@ -76,8 +77,8 @@ void msm_dsi_pll_helper_unregister_clks(struct platform_device *pdev, int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, struct clk **byte_clk_provider, struct clk **pixel_clk_provider) { - if (pll->get_provider) - return pll->get_provider(pll, + if (pll->cfg->pll_ops.get_provider) + return pll->cfg->pll_ops.get_provider(pll, byte_clk_provider, pixel_clk_provider); @@ -86,14 +87,14 @@ int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) { - if (pll->destroy) - pll->destroy(pll); + if (pll->cfg->pll_ops.destroy) + pll->cfg->pll_ops.destroy(pll); } void msm_dsi_pll_save_state(struct msm_dsi_pll *pll) { - if (pll->save_state) { - pll->save_state(pll); + if (pll->cfg->pll_ops.save_state) { + pll->cfg->pll_ops.save_state(pll); pll->state_saved = true; } } @@ -102,8 +103,8 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) { int ret; - if (pll->restore_state && pll->state_saved) { - ret = pll->restore_state(pll); + if (pll->cfg->pll_ops.restore_state && pll->state_saved) { + ret = pll->cfg->pll_ops.restore_state(pll); if (ret) return ret; @@ -116,50 +117,8 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, enum msm_dsi_phy_usecase uc) { - if (pll->set_usecase) - return pll->set_usecase(pll, uc); + if (pll->cfg->pll_ops.set_usecase) + return pll->cfg->pll_ops.set_usecase(pll, uc); return 0; } - -struct msm_dsi_pll *msm_dsi_pll_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id) -{ - struct device *dev = &pdev->dev; - struct msm_dsi_pll *pll; - - switch (type) { - case MSM_DSI_PHY_28NM_HPM: - case MSM_DSI_PHY_28NM_LP: - pll = msm_dsi_pll_28nm_init(pdev, type, id); - break; - case MSM_DSI_PHY_28NM_8960: - pll = msm_dsi_pll_28nm_8960_init(pdev, id); - break; - case MSM_DSI_PHY_14NM: - pll = msm_dsi_pll_14nm_init(pdev, id); - break; - case MSM_DSI_PHY_10NM: - pll = msm_dsi_pll_10nm_init(pdev, id); - break; - case MSM_DSI_PHY_7NM: - case MSM_DSI_PHY_7NM_V4_1: - pll = msm_dsi_pll_7nm_init(pdev, type, id); - break; - default: - pll = ERR_PTR(-ENXIO); - break; - } - - if (IS_ERR(pll)) { - DRM_DEV_ERROR(dev, "%s: failed to init DSI PLL\n", __func__); - return pll; - } - - pll->type = type; - - DBG("DSI:%d PLL registered", id); - - return pll; -} - diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index eebf90671eec..4fa73fbcba52 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -14,8 +14,6 @@ #define NUM_DSI_CLOCKS_MAX 6 struct msm_dsi_pll { - enum msm_dsi_phy_type type; - struct clk_hw clk_hw; bool pll_on; bool state_saved; @@ -23,16 +21,7 @@ struct msm_dsi_pll { unsigned long min_rate; unsigned long max_rate; - int (*enable_seq)(struct msm_dsi_pll *pll); - void (*disable_seq)(struct msm_dsi_pll *pll); - int (*get_provider)(struct msm_dsi_pll *pll, - struct clk **byte_clk_provider, - struct clk **pixel_clk_provider); - void (*destroy)(struct msm_dsi_pll *pll); - void (*save_state)(struct msm_dsi_pll *pll); - int (*restore_state)(struct msm_dsi_pll *pll); - int (*set_usecase)(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc); + const struct msm_dsi_phy_cfg *cfg; }; #define hw_clk_to_pll(x) container_of(x, struct msm_dsi_pll, clk_hw) @@ -72,59 +61,5 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw); void msm_dsi_pll_helper_unregister_clks(struct platform_device *pdev, struct clk **clks, u32 num_clks); -/* - * Initialization for Each PLL Type - */ -#ifdef CONFIG_DRM_MSM_DSI_28NM_PHY -struct msm_dsi_pll *msm_dsi_pll_28nm_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id); -#else -static inline struct msm_dsi_pll *msm_dsi_pll_28nm_init( - struct platform_device *pdev, enum msm_dsi_phy_type type, int id) -{ - return ERR_PTR(-ENODEV); -} -#endif -#ifdef CONFIG_DRM_MSM_DSI_28NM_8960_PHY -struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init(struct platform_device *pdev, - int id); -#else -static inline struct msm_dsi_pll *msm_dsi_pll_28nm_8960_init( - struct platform_device *pdev, int id) -{ - return ERR_PTR(-ENODEV); -} -#endif - -#ifdef CONFIG_DRM_MSM_DSI_14NM_PHY -struct msm_dsi_pll *msm_dsi_pll_14nm_init(struct platform_device *pdev, int id); -#else -static inline struct msm_dsi_pll * -msm_dsi_pll_14nm_init(struct platform_device *pdev, int id) -{ - return ERR_PTR(-ENODEV); -} -#endif -#ifdef CONFIG_DRM_MSM_DSI_10NM_PHY -struct msm_dsi_pll *msm_dsi_pll_10nm_init(struct platform_device *pdev, int id); -#else -static inline struct msm_dsi_pll * -msm_dsi_pll_10nm_init(struct platform_device *pdev, int id) -{ - return ERR_PTR(-ENODEV); -} -#endif -#ifdef CONFIG_DRM_MSM_DSI_7NM_PHY -struct msm_dsi_pll *msm_dsi_pll_7nm_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id); -#else -static inline struct msm_dsi_pll * -msm_dsi_pll_7nm_init(struct platform_device *pdev, - enum msm_dsi_phy_type type, int id) -{ - return ERR_PTR(-ENODEV); -} -#endif - #endif /* __DSI_PLL_H__ */ From patchwork Wed Mar 31 10:57:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412946 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EDF1FC433E3 for ; Wed, 31 Mar 2021 10:58:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C507C6198F for ; 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Wed, 31 Mar 2021 03:57:42 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 07/24] drm/msm/dsi: drop global msm_dsi_phy_type enumaration Date: Wed, 31 Mar 2021 13:57:18 +0300 Message-Id: <20210331105735.3690009-8-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org With the current upstream driver the msm_dsi_phy_type enum does not make much sense: all DSI PHYs are probed using the dt bindings, the phy type is not passed between drivers. Use quirks in phy individual PHY drivers to differentiate minor harware differences and drop the enum. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/dsi.h | 12 ----------- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 4 ---- drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 11 +++++----- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 2 -- drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c | 1 - drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 19 ++++++++---------- .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 1 - drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 20 ++++++++++--------- 8 files changed, 25 insertions(+), 45 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 21cf883fb6f1..98a4b296fa30 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -23,18 +23,6 @@ struct msm_dsi_phy_shared_timings; struct msm_dsi_phy_clk_request; -enum msm_dsi_phy_type { - MSM_DSI_PHY_28NM_HPM, - MSM_DSI_PHY_28NM_LP, - MSM_DSI_PHY_20NM, - MSM_DSI_PHY_28NM_8960, - MSM_DSI_PHY_14NM, - MSM_DSI_PHY_10NM, - MSM_DSI_PHY_7NM, - MSM_DSI_PHY_7NM_V4_1, - MSM_DSI_PHY_MAX -}; - enum msm_dsi_phy_usecase { MSM_DSI_PHY_STANDALONE, MSM_DSI_PHY_MASTER, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 244d2c900d40..39abb86446f9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -13,9 +13,6 @@ #define dsi_phy_read(offset) msm_readl((offset)) #define dsi_phy_write(offset, data) msm_writel((data), (offset)) -/* v3.0.0 10nm implementation that requires the old timings settings */ -#define V3_0_0_10NM_OLD_TIMINGS_QUIRK BIT(0) - struct msm_dsi_phy_ops { int (*pll_init)(struct msm_dsi_phy *phy); int (*enable)(struct msm_dsi_phy *phy, int src_pll_id, @@ -37,7 +34,6 @@ struct msm_dsi_pll_ops { }; struct msm_dsi_phy_cfg { - enum msm_dsi_phy_type type; struct dsi_reg_config reg_cfg; struct msm_dsi_phy_ops ops; const struct msm_dsi_pll_ops pll_ops; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index f697ff9a0d8e..dc8ccc994759 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -59,6 +59,9 @@ struct dsi_pll_regs { u32 ssc_control; }; +/* v3.0.0 10nm implementation that requires the old timings settings */ +#define DSI_PHY_10NM_QUIRK_OLD_TIMINGS BIT(0) + struct dsi_pll_config { u32 ref_freq; bool div_override; @@ -915,7 +918,7 @@ static void dsi_phy_hw_v3_0_lane_settings(struct msm_dsi_phy *phy) u8 tx_dctrl[] = { 0x00, 0x00, 0x00, 0x04, 0x01 }; void __iomem *lane_base = phy->lane_base; - if (phy->cfg->quirks & V3_0_0_10NM_OLD_TIMINGS_QUIRK) + if (phy->cfg->quirks & DSI_PHY_10NM_QUIRK_OLD_TIMINGS) tx_dctrl[3] = 0x02; /* Strength ctrl settings */ @@ -950,7 +953,7 @@ static void dsi_phy_hw_v3_0_lane_settings(struct msm_dsi_phy *phy) tx_dctrl[i]); } - if (!(phy->cfg->quirks & V3_0_0_10NM_OLD_TIMINGS_QUIRK)) { + if (!(phy->cfg->quirks & DSI_PHY_10NM_QUIRK_OLD_TIMINGS)) { /* Toggle BIT 0 to release freeze I/0 */ dsi_phy_write(lane_base + REG_DSI_10nm_PHY_LN_TX_DCTRL(3), 0x05); dsi_phy_write(lane_base + REG_DSI_10nm_PHY_LN_TX_DCTRL(3), 0x04); @@ -1090,7 +1093,6 @@ static void dsi_10nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { - .type = MSM_DSI_PHY_10NM, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { @@ -1116,7 +1118,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { - .type = MSM_DSI_PHY_10NM, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { @@ -1139,5 +1140,5 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { }, .io_start = { 0xc994400, 0xc996400 }, .num_dsi_phy = 2, - .quirks = V3_0_0_10NM_OLD_TIMINGS_QUIRK, + .quirks = DSI_PHY_10NM_QUIRK_OLD_TIMINGS, }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 011d285bf2c0..d78f846cf8e4 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -1215,7 +1215,6 @@ static void dsi_14nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { - .type = MSM_DSI_PHY_14NM, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { @@ -1243,7 +1242,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { - .type = MSM_DSI_PHY_14NM, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c index b752636f7f21..5e73f811d645 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c @@ -125,7 +125,6 @@ static void dsi_20nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = { - .type = MSM_DSI_PHY_20NM, .src_pll_truthtable = { {false, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index fb6e19d9495d..bb33261d606d 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -40,6 +40,9 @@ #define DSI_BYTE_PLL_CLK 0 #define DSI_PIXEL_PLL_CLK 1 +/* v2.0.0 28nm LP implementation */ +#define DSI_PHY_28NM_QUIRK_PHY_LP BIT(0) + #define LPFR_LUT_SIZE 10 struct lpfr_cfg { unsigned long vco_rate; @@ -624,14 +627,10 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) pll = &pll_28nm->base; pll->min_rate = VCO_MIN_RATE; pll->max_rate = VCO_MAX_RATE; - if (phy->cfg->type == MSM_DSI_PHY_28NM_HPM) { - pll_28nm->vco_delay = 1; - } else if (phy->cfg->type == MSM_DSI_PHY_28NM_LP) { + if (phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) pll_28nm->vco_delay = 1000; - } else { - DRM_DEV_ERROR(&pdev->dev, "phy type (%d) is not 28nm\n", phy->cfg->type); - return -EINVAL; - } + else + pll_28nm->vco_delay = 1; pll->cfg = phy->cfg; @@ -706,7 +705,7 @@ static void dsi_28nm_phy_regulator_enable_ldo(struct msm_dsi_phy *phy) dsi_phy_write(base + REG_DSI_28nm_PHY_REGULATOR_CTRL_1, 0x1); dsi_phy_write(base + REG_DSI_28nm_PHY_REGULATOR_CTRL_4, 0x20); - if (phy->cfg->type == MSM_DSI_PHY_28NM_LP) + if (phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) dsi_phy_write(phy->base + REG_DSI_28nm_PHY_LDO_CNTRL, 0x05); else dsi_phy_write(phy->base + REG_DSI_28nm_PHY_LDO_CNTRL, 0x0d); @@ -791,7 +790,6 @@ static void dsi_28nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { - .type = MSM_DSI_PHY_28NM_HPM, .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { @@ -818,7 +816,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { - .type = MSM_DSI_PHY_28NM_HPM, .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { @@ -845,7 +842,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { - .type = MSM_DSI_PHY_28NM_LP, .src_pll_truthtable = { {true, true}, {true, true} }, .has_phy_regulator = true, .reg_cfg = { @@ -869,5 +865,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { }, .io_start = { 0x1a98500 }, .num_dsi_phy = 1, + .quirks = DSI_PHY_28NM_QUIRK_PHY_LP, }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 08f31be3b0dc..79b0842a8dc4 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -690,7 +690,6 @@ static void dsi_28nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { - .type = MSM_DSI_PHY_28NM_8960, .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 68b54e5060e4..44ae495e8fca 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -59,6 +59,9 @@ struct dsi_pll_regs { u32 ssc_control; }; +/* Hardware is V4.1 */ +#define DSI_PHY_7NM_QUIRK_V4_1 BIT(0) + struct dsi_pll_config { u32 ref_freq; bool div_override; @@ -178,7 +181,7 @@ static void dsi_pll_calc_dec_frac(struct dsi_pll_7nm *pll) dec = div_u64(dec_multiple, multiplier); - if (pll->base.cfg->type != MSM_DSI_PHY_7NM_V4_1) + if (!(pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1)) regs->pll_clock_inverters = 0x28; else if (pll_freq <= 1000000000ULL) regs->pll_clock_inverters = 0xa0; @@ -273,7 +276,7 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) void __iomem *base = pll->mmio; u8 analog_controls_five_1 = 0x01, vco_config_1 = 0x00; - if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) { + if (pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { if (pll->vco_current_rate >= 3100000000ULL) analog_controls_five_1 = 0x03; @@ -307,9 +310,9 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) pll_write(base + REG_DSI_7nm_PHY_PLL_PFILT, 0x2f); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, 0x2a); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, - pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1 ? 0x3f : 0x22); + pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1 ? 0x3f : 0x22); - if (pll->base.cfg->type == MSM_DSI_PHY_7NM_V4_1) { + if (pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { pll_write(base + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); if (pll->slave) pll_write(pll->slave->mmio + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); @@ -888,7 +891,7 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) pll = &pll_7nm->base; pll->min_rate = 1000000000UL; pll->max_rate = 3500000000UL; - if (phy->cfg->type == MSM_DSI_PHY_7NM_V4_1) { + if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { pll->min_rate = 600000000UL; pll->max_rate = (unsigned long)5000000000ULL; /* workaround for max rate overflowing on 32-bit builds: */ @@ -948,7 +951,7 @@ static void dsi_phy_hw_v4_0_lane_settings(struct msm_dsi_phy *phy) const u8 *tx_dctrl = tx_dctrl_0; void __iomem *lane_base = phy->lane_base; - if (phy->cfg->type == MSM_DSI_PHY_7NM_V4_1) + if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) tx_dctrl = tx_dctrl_1; /* Strength ctrl settings */ @@ -1012,7 +1015,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, /* Alter PHY configurations if data rate less than 1.5GHZ*/ less_than_1500_mhz = (clk_req->bitclk_rate <= 1500000000); - if (phy->cfg->type == MSM_DSI_PHY_7NM_V4_1) { + if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { vreg_ctrl_0 = less_than_1500_mhz ? 0x53 : 0x52; glbl_rescode_top_ctrl = less_than_1500_mhz ? 0x3d : 0x00; glbl_rescode_bot_ctrl = less_than_1500_mhz ? 0x39 : 0x3c; @@ -1129,7 +1132,6 @@ static void dsi_7nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { - .type = MSM_DSI_PHY_7NM_V4_1, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { @@ -1152,10 +1154,10 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { }, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, + .quirks = DSI_PHY_7NM_QUIRK_V4_1, }; const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { - .type = MSM_DSI_PHY_7NM, .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { From patchwork Wed Mar 31 10:57:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412948 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD777C433F2 for ; 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Wed, 31 Mar 2021 03:57:44 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id h3sm184359ljc.67.2021.03.31.03.57.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Mar 2021 03:57:43 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 08/24] drm/msm/dsi: move min/max PLL rate to phy config Date: Wed, 31 Mar 2021 13:57:19 +0300 Message-Id: <20210331105735.3690009-9-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 3 +++ drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 6 ++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 6 ++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 8 ++++++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 4 ++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 12 ++++-------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 8 ++++---- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 3 --- 8 files changed, 27 insertions(+), 23 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 39abb86446f9..000e4207dabc 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -38,6 +38,9 @@ struct msm_dsi_phy_cfg { struct msm_dsi_phy_ops ops; const struct msm_dsi_pll_ops pll_ops; + unsigned long min_pll_rate; + unsigned long max_pll_rate; + /* * Each cell {phy_id, pll_id} of the truth table indicates * if the source PLL selection bit should be set for each PHY. diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index dc8ccc994759..5f9d0cfc4e03 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -864,8 +864,6 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_10nm->postdiv_lock); pll = &pll_10nm->base; - pll->min_rate = 1000000000UL; - pll->max_rate = 3500000000UL; pll->cfg = phy->cfg; pll_10nm->vco_delay = 1; @@ -1113,6 +1111,8 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { .restore_state = dsi_pll_10nm_restore_state, .set_usecase = dsi_pll_10nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, }; @@ -1138,6 +1138,8 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { .restore_state = dsi_pll_10nm_restore_state, .set_usecase = dsi_pll_10nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .io_start = { 0xc994400, 0xc996400 }, .num_dsi_phy = 2, .quirks = DSI_PHY_10NM_QUIRK_OLD_TIMINGS, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index d78f846cf8e4..8e4528301e5d 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -1078,8 +1078,6 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_14nm->postdiv_lock); pll = &pll_14nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; pll->cfg = phy->cfg; pll_14nm->vco_delay = 1; @@ -1237,6 +1235,8 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x994400, 0x996400 }, .num_dsi_phy = 2, }; @@ -1264,6 +1264,8 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0xc994400, 0xc996000 }, .num_dsi_phy = 2, }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index bb33261d606d..d267b25e5da0 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -625,8 +625,6 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) } pll = &pll_28nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; if (phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) pll_28nm->vco_delay = 1000; else @@ -811,6 +809,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0xfd922b00, 0xfd923100 }, .num_dsi_phy = 2, }; @@ -837,6 +837,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x1a94400, 0x1a96400 }, .num_dsi_phy = 2, }; @@ -863,6 +865,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq_lp, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x1a98500 }, .num_dsi_phy = 1, .quirks = DSI_PHY_28NM_QUIRK_PHY_LP, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 79b0842a8dc4..31e7910c6050 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -508,8 +508,6 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) } pll = &pll_28nm->base; - pll->min_rate = VCO_MIN_RATE; - pll->max_rate = VCO_MAX_RATE; pll->cfg = phy->cfg; @@ -711,6 +709,8 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { .disable_seq = dsi_pll_28nm_disable_seq, .enable_seq = dsi_pll_28nm_enable_seq, }, + .min_pll_rate = VCO_MIN_RATE, + .max_pll_rate = VCO_MAX_RATE, .io_start = { 0x4700300, 0x5800300 }, .num_dsi_phy = 2, }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 44ae495e8fca..4831d6769da7 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -889,14 +889,6 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_7nm->postdiv_lock); pll = &pll_7nm->base; - pll->min_rate = 1000000000UL; - pll->max_rate = 3500000000UL; - if (phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { - pll->min_rate = 600000000UL; - pll->max_rate = (unsigned long)5000000000ULL; - /* workaround for max rate overflowing on 32-bit builds: */ - pll->max_rate = max(pll->max_rate, 0xffffffffUL); - } pll->cfg = phy->cfg; pll_7nm->vco_delay = 1; @@ -1152,6 +1144,8 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { .restore_state = dsi_pll_7nm_restore_state, .set_usecase = dsi_pll_7nm_set_usecase, }, + .min_pll_rate = 600000000UL, + .max_pll_rate = (5000000000ULL < ULONG_MAX) ? 5000000000ULL : ULONG_MAX, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, .quirks = DSI_PHY_7NM_QUIRK_V4_1, @@ -1178,6 +1172,8 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { .restore_state = dsi_pll_7nm_restore_state, .set_usecase = dsi_pll_7nm_set_usecase, }, + .min_pll_rate = 1000000000UL, + .max_pll_rate = 3500000000UL, .io_start = { 0xae94400, 0xae96400 }, .num_dsi_phy = 2, }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index c7ff0eba0e8b..e607adffe001 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -14,10 +14,10 @@ long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, { struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - if (rate < pll->min_rate) - return pll->min_rate; - else if (rate > pll->max_rate) - return pll->max_rate; + if (rate < pll->cfg->min_pll_rate) + return pll->cfg->min_pll_rate; + else if (rate > pll->cfg->max_pll_rate) + return pll->cfg->max_pll_rate; else return rate; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index 4fa73fbcba52..8306911f8318 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -18,9 +18,6 @@ struct msm_dsi_pll { bool pll_on; bool state_saved; - unsigned long min_rate; - unsigned long max_rate; - const struct msm_dsi_phy_cfg *cfg; }; From patchwork Wed Mar 31 10:57:20 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412945 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 478C0C433E4 for ; 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Wed, 31 Mar 2021 03:57:45 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id h3sm184359ljc.67.2021.03.31.03.57.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Mar 2021 03:57:44 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 09/24] drm/msm/dsi: remove msm_dsi_pll_set_usecase Date: Wed, 31 Mar 2021 13:57:20 +0300 Message-Id: <20210331105735.3690009-10-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org msm_dsi_pll_set_usecase() function is not used outside of individual DSI PHY drivers, so drop it in favour of calling the the respective set_usecase functions directly. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/dsi.h | 7 ------- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 2 -- drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 4 +--- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 4 +--- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 4 +--- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 9 --------- 6 files changed, 3 insertions(+), 27 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 98a4b296fa30..b310cf344ed4 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -100,8 +100,6 @@ int msm_dsi_pll_get_clk_provider(struct msm_dsi_pll *pll, struct clk **byte_clk_provider, struct clk **pixel_clk_provider); void msm_dsi_pll_save_state(struct msm_dsi_pll *pll); int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll); -int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc); #else static inline void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) { @@ -118,11 +116,6 @@ static inline int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) { return 0; } -static inline int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc) -{ - return -ENODEV; -} #endif /* dsi host */ diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 000e4207dabc..f737bef74b91 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -29,8 +29,6 @@ struct msm_dsi_pll_ops { void (*destroy)(struct msm_dsi_pll *pll); void (*save_state)(struct msm_dsi_pll *pll); int (*restore_state)(struct msm_dsi_pll *pll); - int (*set_usecase)(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc); }; struct msm_dsi_phy_cfg { diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 5f9d0cfc4e03..7a98e420414f 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -1049,7 +1049,7 @@ static int dsi_10nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, /* Select full-rate mode */ dsi_phy_write(base + REG_DSI_10nm_PHY_CMN_CTRL_2, 0x40); - ret = msm_dsi_pll_set_usecase(phy->pll, phy->usecase); + ret = dsi_pll_10nm_set_usecase(phy->pll, phy->usecase); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); @@ -1109,7 +1109,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { .destroy = dsi_pll_10nm_destroy, .save_state = dsi_pll_10nm_save_state, .restore_state = dsi_pll_10nm_restore_state, - .set_usecase = dsi_pll_10nm_set_usecase, }, .min_pll_rate = 1000000000UL, .max_pll_rate = 3500000000UL, @@ -1136,7 +1135,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { .destroy = dsi_pll_10nm_destroy, .save_state = dsi_pll_10nm_save_state, .restore_state = dsi_pll_10nm_restore_state, - .set_usecase = dsi_pll_10nm_set_usecase, }, .min_pll_rate = 1000000000UL, .max_pll_rate = 3500000000UL, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 8e4528301e5d..bab86fa6dc4b 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -1190,7 +1190,7 @@ static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, REG_DSI_14nm_PHY_CMN_GLBL_TEST_CTRL, DSI_14nm_PHY_CMN_GLBL_TEST_CTRL_BITCLK_HS_SEL); - ret = msm_dsi_pll_set_usecase(phy->pll, phy->usecase); + ret = dsi_pll_14nm_set_usecase(phy->pll, phy->usecase); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); @@ -1231,7 +1231,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .destroy = dsi_pll_14nm_destroy, .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, - .set_usecase = dsi_pll_14nm_set_usecase, .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, @@ -1260,7 +1259,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .destroy = dsi_pll_14nm_destroy, .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, - .set_usecase = dsi_pll_14nm_set_usecase, .disable_seq = dsi_pll_14nm_disable_seq, .enable_seq = dsi_pll_14nm_enable_seq, }, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 4831d6769da7..5acdfe1f63be 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -1064,7 +1064,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, /* Select full-rate mode */ dsi_phy_write(base + REG_DSI_7nm_PHY_CMN_CTRL_2, 0x40); - ret = msm_dsi_pll_set_usecase(phy->pll, phy->usecase); + ret = dsi_pll_7nm_set_usecase(phy->pll, phy->usecase); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); @@ -1142,7 +1142,6 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { .destroy = dsi_pll_7nm_destroy, .save_state = dsi_pll_7nm_save_state, .restore_state = dsi_pll_7nm_restore_state, - .set_usecase = dsi_pll_7nm_set_usecase, }, .min_pll_rate = 600000000UL, .max_pll_rate = (5000000000ULL < ULONG_MAX) ? 5000000000ULL : ULONG_MAX, @@ -1170,7 +1169,6 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { .destroy = dsi_pll_7nm_destroy, .save_state = dsi_pll_7nm_save_state, .restore_state = dsi_pll_7nm_restore_state, - .set_usecase = dsi_pll_7nm_set_usecase, }, .min_pll_rate = 1000000000UL, .max_pll_rate = 3500000000UL, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index e607adffe001..98ee4560581a 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -113,12 +113,3 @@ int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) return 0; } - -int msm_dsi_pll_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc) -{ - if (pll->cfg->pll_ops.set_usecase) - return pll->cfg->pll_ops.set_usecase(pll, uc); - - return 0; -} From patchwork Wed Mar 31 10:57:22 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412942 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8BC17C43445 for ; Wed, 31 Mar 2021 10:58:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E5016199A for ; 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Wed, 31 Mar 2021 03:57:46 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 11/24] drm/msm/dsi: use devm_clk_*register to registe DSI PHY clocks Date: Wed, 31 Mar 2021 13:57:22 +0300 Message-Id: <20210331105735.3690009-12-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use devres-enabled version of clock registration functions. This lets us remove dsi_pll destroy callbacks completely. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/dsi.h | 4 - drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 2 - drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 1 - drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 84 ++++--------------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 35 +------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 50 +++++------ .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 39 +++------ drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 84 ++++--------------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 17 ---- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 4 - 10 files changed, 71 insertions(+), 249 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 43590f338d20..0970f05cd47f 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -95,13 +95,9 @@ struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); /* dsi pll */ struct msm_dsi_pll; #ifdef CONFIG_DRM_MSM_DSI_PLL -void msm_dsi_pll_destroy(struct msm_dsi_pll *pll); void msm_dsi_pll_save_state(struct msm_dsi_pll *pll); int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll); #else -static inline void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) -{ -} static inline void msm_dsi_pll_save_state(struct msm_dsi_pll *pll) { } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 69214447f757..df3b91b0ea88 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -744,7 +744,6 @@ static int dsi_phy_driver_probe(struct platform_device *pdev) fail: if (phy->pll) { of_clk_del_provider(dev->of_node); - msm_dsi_pll_destroy(phy->pll); phy->pll = NULL; } @@ -757,7 +756,6 @@ static int dsi_phy_driver_remove(struct platform_device *pdev) if (phy && phy->pll) { of_clk_del_provider(pdev->dev.of_node); - msm_dsi_pll_destroy(phy->pll); phy->pll = NULL; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index c3099629fa3b..2c5196844ba9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -23,7 +23,6 @@ struct msm_dsi_phy_ops { struct msm_dsi_pll_ops { int (*enable_seq)(struct msm_dsi_pll *pll); void (*disable_seq)(struct msm_dsi_pll *pll); - void (*destroy)(struct msm_dsi_pll *pll); void (*save_state)(struct msm_dsi_pll *pll); int (*restore_state)(struct msm_dsi_pll *pll); }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 8666da1c29e5..6300b92c65eb 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -103,15 +103,6 @@ struct dsi_pll_10nm { struct dsi_pll_config pll_configuration; struct dsi_pll_regs reg_setup; - /* private clocks: */ - struct clk_hw *out_div_clk_hw; - struct clk_hw *bit_clk_hw; - struct clk_hw *byte_clk_hw; - struct clk_hw *by_2_bit_clk_hw; - struct clk_hw *post_out_div_clk_hw; - struct clk_hw *pclk_mux_hw; - struct clk_hw *out_dsiclk_hw; - struct pll_10nm_cached_state cached_state; enum msm_dsi_phy_usecase uc; @@ -614,22 +605,6 @@ static int dsi_pll_10nm_set_usecase(struct msm_dsi_pll *pll, return 0; } -static void dsi_pll_10nm_destroy(struct msm_dsi_pll *pll) -{ - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); - - DBG("DSI PLL%d", pll_10nm->id); - - clk_hw_unregister_divider(pll_10nm->out_dsiclk_hw); - clk_hw_unregister_mux(pll_10nm->pclk_mux_hw); - clk_hw_unregister_fixed_factor(pll_10nm->post_out_div_clk_hw); - clk_hw_unregister_fixed_factor(pll_10nm->by_2_bit_clk_hw); - clk_hw_unregister_fixed_factor(pll_10nm->byte_clk_hw); - clk_hw_unregister_divider(pll_10nm->bit_clk_hw); - clk_hw_unregister_divider(pll_10nm->out_div_clk_hw); - clk_hw_unregister(&pll_10nm->base.clk_hw); -} - /* * The post dividers and mux clocks are created using the standard divider and * mux API. Unlike the 14nm PHY, the slave PLL doesn't need its dividers/mux @@ -656,30 +631,28 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov snprintf(vco_name, 32, "dsi%dvco_clk", pll_10nm->id); pll_10nm->base.clk_hw.init = &vco_init; - ret = clk_hw_register(dev, &pll_10nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_10nm->base.clk_hw); if (ret) return ret; snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); snprintf(parent, 32, "dsi%dvco_clk", pll_10nm->id); - hw = clk_hw_register_divider(dev, clk_name, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, pll_10nm->mmio + REG_DSI_10nm_PHY_PLL_PLL_OUTDIV_RATE, 0, 2, CLK_DIVIDER_POWER_OF_TWO, NULL); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_base_clk_hw; + goto fail; } - pll_10nm->out_div_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_10nm->id); snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); /* BIT CLK: DIV_CTRL_3_0 */ - hw = clk_hw_register_divider(dev, clk_name, parent, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, pll_10nm->phy_cmn_mmio + REG_DSI_10nm_PHY_CMN_CLK_CFG0, @@ -687,56 +660,49 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov &pll_10nm->postdiv_lock); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_out_div_clk_hw; + goto fail; } - pll_10nm->bit_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_10nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); /* DSI Byte clock = VCO_CLK / OUT_DIV / BIT_DIV / 8 */ - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, CLK_SET_RATE_PARENT, 1, 8); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_bit_clk_hw; + goto fail; } - pll_10nm->byte_clk_hw = hw; provided_clocks[DSI_BYTE_PLL_CLK] = hw; snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_byte_clk_hw; + goto fail; } - pll_10nm->by_2_bit_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->id); snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 4); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_by_2_bit_clk_hw; + goto fail; } - pll_10nm->post_out_div_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_10nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->id); snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->id); - hw = clk_hw_register_mux(dev, clk_name, + hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ parent, parent2, parent3, parent4 }), 4, 0, pll_10nm->phy_cmn_mmio + @@ -744,44 +710,28 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov 0, 2, 0, NULL); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_post_out_div_clk_hw; + goto fail; } - pll_10nm->pclk_mux_hw = hw; - snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_10nm->id); snprintf(parent, 32, "dsi%d_pclk_mux", pll_10nm->id); /* PIX CLK DIV : DIV_CTRL_7_4*/ - hw = clk_hw_register_divider(dev, clk_name, parent, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, 0, pll_10nm->phy_cmn_mmio + REG_DSI_10nm_PHY_CMN_CLK_CFG0, 4, 4, CLK_DIVIDER_ONE_BASED, &pll_10nm->postdiv_lock); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_pclk_mux_hw; + goto fail; } - pll_10nm->out_dsiclk_hw = hw; provided_clocks[DSI_PIXEL_PLL_CLK] = hw; return 0; -err_pclk_mux_hw: - clk_hw_unregister_mux(pll_10nm->pclk_mux_hw); -err_post_out_div_clk_hw: - clk_hw_unregister_fixed_factor(pll_10nm->post_out_div_clk_hw); -err_by_2_bit_clk_hw: - clk_hw_unregister_fixed_factor(pll_10nm->by_2_bit_clk_hw); -err_byte_clk_hw: - clk_hw_unregister_fixed_factor(pll_10nm->byte_clk_hw); -err_bit_clk_hw: - clk_hw_unregister_divider(pll_10nm->bit_clk_hw); -err_out_div_clk_hw: - clk_hw_unregister_divider(pll_10nm->out_div_clk_hw); -err_base_clk_hw: - clk_hw_unregister(&pll_10nm->base.clk_hw); +fail: return ret; } @@ -1060,7 +1010,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { .pll_init = dsi_pll_10nm_init, }, .pll_ops = { - .destroy = dsi_pll_10nm_destroy, .save_state = dsi_pll_10nm_save_state, .restore_state = dsi_pll_10nm_restore_state, }, @@ -1085,7 +1034,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { .pll_init = dsi_pll_10nm_init, }, .pll_ops = { - .destroy = dsi_pll_10nm_destroy, .save_state = dsi_pll_10nm_save_state, .restore_state = dsi_pll_10nm_restore_state, }, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 07ecdf34f614..7fe7c8348b42 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -133,10 +133,6 @@ struct dsi_pll_14nm { u64 vco_current_rate; u64 vco_ref_clk_rate; - /* private clocks: */ - struct clk_hw *hws[NUM_DSI_CLOCKS_MAX]; - u32 num_hws; - struct pll_14nm_cached_state cached_state; enum msm_dsi_phy_usecase uc; @@ -872,15 +868,6 @@ static int dsi_pll_14nm_set_usecase(struct msm_dsi_pll *pll, return 0; } -static void dsi_pll_14nm_destroy(struct msm_dsi_pll *pll) -{ - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); - int num_hws = pll_14nm->num_hws; - - while (num_hws--) - clk_hw_unregister(pll_14nm->hws[num_hws]); -} - static struct clk_hw *pll_14nm_postdiv_register(struct dsi_pll_14nm *pll_14nm, const char *name, const char *parent_name, @@ -910,7 +897,7 @@ static struct clk_hw *pll_14nm_postdiv_register(struct dsi_pll_14nm *pll_14nm, pll_postdiv->flags = CLK_DIVIDER_ONE_BASED; pll_postdiv->hw.init = &postdiv_init; - ret = clk_hw_register(dev, &pll_postdiv->hw); + ret = devm_clk_hw_register(dev, &pll_postdiv->hw); if (ret) return ERR_PTR(ret); @@ -928,9 +915,7 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov .ops = &clk_ops_dsi_pll_14nm_vco, }; struct device *dev = &pll_14nm->pdev->dev; - struct clk_hw **hws = pll_14nm->hws; struct clk_hw *hw; - int num = 0; int ret; DBG("DSI%d", pll_14nm->id); @@ -938,12 +923,10 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov snprintf(vco_name, 32, "dsi%dvco_clk", pll_14nm->id); pll_14nm->base.clk_hw.init = &vco_init; - ret = clk_hw_register(dev, &pll_14nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_14nm->base.clk_hw); if (ret) return ret; - hws[num++] = &pll_14nm->base.clk_hw; - snprintf(clk_name, 32, "dsi%dn1_postdiv_clk", pll_14nm->id); snprintf(parent, 32, "dsi%dvco_clk", pll_14nm->id); @@ -953,18 +936,15 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - hws[num++] = hw; - snprintf(clk_name, 32, "dsi%dpllbyte", pll_14nm->id); snprintf(parent, 32, "dsi%dn1_postdiv_clk", pll_14nm->id); /* DSI Byte clock = VCO_CLK / N1 / 8 */ - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, CLK_SET_RATE_PARENT, 1, 8); if (IS_ERR(hw)) return PTR_ERR(hw); - hws[num++] = hw; provided_clocks[DSI_BYTE_PLL_CLK] = hw; snprintf(clk_name, 32, "dsi%dn1_postdivby2_clk", pll_14nm->id); @@ -974,12 +954,10 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov * Skip the mux for now, force DSICLK_SEL to 1, Add a /2 divider * on the way. Don't let it set parent. */ - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); if (IS_ERR(hw)) return PTR_ERR(hw); - hws[num++] = hw; - snprintf(clk_name, 32, "dsi%dpll", pll_14nm->id); snprintf(parent, 32, "dsi%dn1_postdivby2_clk", pll_14nm->id); @@ -991,11 +969,8 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - hws[num++] = hw; provided_clocks[DSI_PIXEL_PLL_CLK] = hw; - pll_14nm->num_hws = num; - return 0; } @@ -1184,7 +1159,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .pll_init = dsi_pll_14nm_init, }, .pll_ops = { - .destroy = dsi_pll_14nm_destroy, .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, .disable_seq = dsi_pll_14nm_disable_seq, @@ -1211,7 +1185,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .pll_init = dsi_pll_14nm_init, }, .pll_ops = { - .destroy = dsi_pll_14nm_destroy, .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, .disable_seq = dsi_pll_14nm_disable_seq, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index 3446be318648..3e9b7949b038 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -74,10 +74,6 @@ struct dsi_pll_28nm { int vco_delay; - /* private clocks: */ - struct clk *clks[NUM_DSI_CLOCKS_MAX]; - u32 num_clks; - struct pll_28nm_cached_state cached_state; }; @@ -486,15 +482,6 @@ static int dsi_pll_28nm_restore_state(struct msm_dsi_pll *pll) return 0; } -static void dsi_pll_28nm_destroy(struct msm_dsi_pll *pll) -{ - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); - - msm_dsi_pll_helper_unregister_clks(pll_28nm->clks, pll_28nm->num_clks); - - pll_28nm->num_clks = 0; -} - static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **provided_clocks) { char clk_name[32], parent1[32], parent2[32], vco_name[32]; @@ -506,53 +493,63 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov .ops = &clk_ops_dsi_pll_28nm_vco, }; struct device *dev = &pll_28nm->pdev->dev; - struct clk **clks = pll_28nm->clks; - int num = 0; + struct clk_hw *hw; + int ret; DBG("%d", pll_28nm->id); snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); pll_28nm->base.clk_hw.init = &vco_init; - clks[num++] = clk_register(dev, &pll_28nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_28nm->base.clk_hw); + if (ret) + return ret; snprintf(clk_name, 32, "dsi%danalog_postdiv_clk", pll_28nm->id); snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); - clks[num++] = clk_register_divider(dev, clk_name, + hw = devm_clk_hw_register_divider(dev, clk_name, parent1, CLK_SET_RATE_PARENT, pll_28nm->mmio + REG_DSI_28nm_PHY_PLL_POSTDIV1_CFG, 0, 4, 0, NULL); + if (IS_ERR(hw)) + return PTR_ERR(hw); snprintf(clk_name, 32, "dsi%dindirect_path_div2_clk", pll_28nm->id); snprintf(parent1, 32, "dsi%danalog_postdiv_clk", pll_28nm->id); - clks[num++] = clk_register_fixed_factor(dev, clk_name, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent1, CLK_SET_RATE_PARENT, 1, 2); + if (IS_ERR(hw)) + return PTR_ERR(hw); snprintf(clk_name, 32, "dsi%dpll", pll_28nm->id); snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); - clks[num++] = clk_register_divider(dev, clk_name, + hw = devm_clk_hw_register_divider(dev, clk_name, parent1, 0, pll_28nm->mmio + REG_DSI_28nm_PHY_PLL_POSTDIV3_CFG, 0, 8, 0, NULL); - provided_clocks[DSI_PIXEL_PLL_CLK] = __clk_get_hw(clks[num - 1]); + if (IS_ERR(hw)) + return PTR_ERR(hw); + provided_clocks[DSI_PIXEL_PLL_CLK] = hw; snprintf(clk_name, 32, "dsi%dbyte_mux", pll_28nm->id); snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); snprintf(parent2, 32, "dsi%dindirect_path_div2_clk", pll_28nm->id); - clks[num++] = clk_register_mux(dev, clk_name, + hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ parent1, parent2 }), 2, CLK_SET_RATE_PARENT, pll_28nm->mmio + REG_DSI_28nm_PHY_PLL_VREG_CFG, 1, 1, 0, NULL); + if (IS_ERR(hw)) + return PTR_ERR(hw); snprintf(clk_name, 32, "dsi%dpllbyte", pll_28nm->id); snprintf(parent1, 32, "dsi%dbyte_mux", pll_28nm->id); - clks[num++] = clk_register_fixed_factor(dev, clk_name, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent1, CLK_SET_RATE_PARENT, 1, 4); - provided_clocks[DSI_BYTE_PLL_CLK] = __clk_get_hw(clks[num - 1]); - - pll_28nm->num_clks = num; + if (IS_ERR(hw)) + return PTR_ERR(hw); + provided_clocks[DSI_BYTE_PLL_CLK] = hw; return 0; } @@ -758,7 +755,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { .pll_init = dsi_pll_28nm_init, }, .pll_ops = { - .destroy = dsi_pll_28nm_destroy, .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, .disable_seq = dsi_pll_28nm_disable_seq, @@ -785,7 +781,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { .pll_init = dsi_pll_28nm_init, }, .pll_ops = { - .destroy = dsi_pll_28nm_destroy, .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, .disable_seq = dsi_pll_28nm_disable_seq, @@ -812,7 +807,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { .pll_init = dsi_pll_28nm_init, }, .pll_ops = { - .destroy = dsi_pll_28nm_destroy, .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, .disable_seq = dsi_pll_28nm_disable_seq, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index c4b433790cfb..45b2bf482392 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -64,13 +64,6 @@ struct dsi_pll_28nm { struct platform_device *pdev; void __iomem *mmio; - /* custom byte clock divider */ - struct clk_bytediv *bytediv; - - /* private clocks: */ - struct clk *clks[NUM_DSI_CLOCKS_MAX]; - u32 num_clks; - struct pll_28nm_cached_state cached_state; }; @@ -368,13 +361,6 @@ static int dsi_pll_28nm_restore_state(struct msm_dsi_pll *pll) return 0; } -static void dsi_pll_28nm_destroy(struct msm_dsi_pll *pll) -{ - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); - - msm_dsi_pll_helper_unregister_clks(pll_28nm->clks, pll_28nm->num_clks); -} - static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **provided_clocks) { char *clk_name, *parent_name, *vco_name; @@ -385,10 +371,10 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov .ops = &clk_ops_dsi_pll_28nm_vco, }; struct device *dev = &pll_28nm->pdev->dev; - struct clk **clks = pll_28nm->clks; + struct clk_hw *hw; struct clk_bytediv *bytediv; struct clk_init_data bytediv_init = { }; - int num = 0; + int ret; DBG("%d", pll_28nm->id); @@ -404,14 +390,14 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov if (!clk_name) return -ENOMEM; - pll_28nm->bytediv = bytediv; - snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); vco_init.name = vco_name; pll_28nm->base.clk_hw.init = &vco_init; - clks[num++] = clk_register(dev, &pll_28nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_28nm->base.clk_hw); + if (ret) + return ret; /* prepare and register bytediv */ bytediv->hw.init = &bytediv_init; @@ -427,18 +413,20 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov bytediv_init.num_parents = 1; /* DIV2 */ - clks[num++] = clk_register(dev, &bytediv->hw); - provided_clocks[DSI_BYTE_PLL_CLK] = __clk_get_hw(clks[num - 1]); + ret = devm_clk_hw_register(dev, &bytediv->hw); + if (ret) + return ret; + provided_clocks[DSI_BYTE_PLL_CLK] = &bytediv->hw; snprintf(clk_name, 32, "dsi%dpll", pll_28nm->id); /* DIV3 */ - clks[num++] = clk_register_divider(dev, clk_name, + hw = devm_clk_hw_register_divider(dev, clk_name, parent_name, 0, pll_28nm->mmio + REG_DSI_28nm_8960_PHY_PLL_CTRL_10, 0, 8, 0, NULL); - provided_clocks[DSI_PIXEL_PLL_CLK] = __clk_get_hw(clks[num - 1]); - - pll_28nm->num_clks = num; + if (IS_ERR(hw)) + return PTR_ERR(hw); + provided_clocks[DSI_PIXEL_PLL_CLK] = hw; return 0; } @@ -662,7 +650,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { .pll_init = dsi_pll_28nm_8960_init, }, .pll_ops = { - .destroy = dsi_pll_28nm_destroy, .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, .disable_seq = dsi_pll_28nm_disable_seq, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 0b601afa9e49..c482e51d1bee 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -103,15 +103,6 @@ struct dsi_pll_7nm { struct dsi_pll_config pll_configuration; struct dsi_pll_regs reg_setup; - /* private clocks: */ - struct clk_hw *out_div_clk_hw; - struct clk_hw *bit_clk_hw; - struct clk_hw *byte_clk_hw; - struct clk_hw *by_2_bit_clk_hw; - struct clk_hw *post_out_div_clk_hw; - struct clk_hw *pclk_mux_hw; - struct clk_hw *out_dsiclk_hw; - struct pll_7nm_cached_state cached_state; enum msm_dsi_phy_usecase uc; @@ -639,22 +630,6 @@ static int dsi_pll_7nm_set_usecase(struct msm_dsi_pll *pll, return 0; } -static void dsi_pll_7nm_destroy(struct msm_dsi_pll *pll) -{ - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); - - DBG("DSI PLL%d", pll_7nm->id); - - clk_hw_unregister_divider(pll_7nm->out_dsiclk_hw); - clk_hw_unregister_mux(pll_7nm->pclk_mux_hw); - clk_hw_unregister_fixed_factor(pll_7nm->post_out_div_clk_hw); - clk_hw_unregister_fixed_factor(pll_7nm->by_2_bit_clk_hw); - clk_hw_unregister_fixed_factor(pll_7nm->byte_clk_hw); - clk_hw_unregister_divider(pll_7nm->bit_clk_hw); - clk_hw_unregister_divider(pll_7nm->out_div_clk_hw); - clk_hw_unregister(&pll_7nm->base.clk_hw); -} - /* * The post dividers and mux clocks are created using the standard divider and * mux API. Unlike the 14nm PHY, the slave PLL doesn't need its dividers/mux @@ -681,30 +656,28 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide snprintf(vco_name, 32, "dsi%dvco_clk", pll_7nm->id); pll_7nm->base.clk_hw.init = &vco_init; - ret = clk_hw_register(dev, &pll_7nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_7nm->base.clk_hw); if (ret) return ret; snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); snprintf(parent, 32, "dsi%dvco_clk", pll_7nm->id); - hw = clk_hw_register_divider(dev, clk_name, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, pll_7nm->mmio + REG_DSI_7nm_PHY_PLL_PLL_OUTDIV_RATE, 0, 2, CLK_DIVIDER_POWER_OF_TWO, NULL); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_base_clk_hw; + goto fail; } - pll_7nm->out_div_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_7nm->id); snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); /* BIT CLK: DIV_CTRL_3_0 */ - hw = clk_hw_register_divider(dev, clk_name, parent, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, pll_7nm->phy_cmn_mmio + REG_DSI_7nm_PHY_CMN_CLK_CFG0, @@ -712,56 +685,49 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide &pll_7nm->postdiv_lock); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_out_div_clk_hw; + goto fail; } - pll_7nm->bit_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_7nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); /* DSI Byte clock = VCO_CLK / OUT_DIV / BIT_DIV / 8 */ - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, CLK_SET_RATE_PARENT, 1, 8); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_bit_clk_hw; + goto fail; } - pll_7nm->byte_clk_hw = hw; provided_clocks[DSI_BYTE_PLL_CLK] = hw; snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_byte_clk_hw; + goto fail; } - pll_7nm->by_2_bit_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->id); snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); - hw = clk_hw_register_fixed_factor(dev, clk_name, parent, + hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 4); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_by_2_bit_clk_hw; + goto fail; } - pll_7nm->post_out_div_clk_hw = hw; - snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_7nm->id); snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->id); snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->id); - hw = clk_hw_register_mux(dev, clk_name, + hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ parent, parent2, parent3, parent4 }), 4, 0, pll_7nm->phy_cmn_mmio + @@ -769,44 +735,28 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide 0, 2, 0, NULL); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_post_out_div_clk_hw; + goto fail; } - pll_7nm->pclk_mux_hw = hw; - snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_7nm->id); snprintf(parent, 32, "dsi%d_pclk_mux", pll_7nm->id); /* PIX CLK DIV : DIV_CTRL_7_4*/ - hw = clk_hw_register_divider(dev, clk_name, parent, + hw = devm_clk_hw_register_divider(dev, clk_name, parent, 0, pll_7nm->phy_cmn_mmio + REG_DSI_7nm_PHY_CMN_CLK_CFG0, 4, 4, CLK_DIVIDER_ONE_BASED, &pll_7nm->postdiv_lock); if (IS_ERR(hw)) { ret = PTR_ERR(hw); - goto err_pclk_mux_hw; + goto fail; } - pll_7nm->out_dsiclk_hw = hw; provided_clocks[DSI_PIXEL_PLL_CLK] = hw; return 0; -err_pclk_mux_hw: - clk_hw_unregister_mux(pll_7nm->pclk_mux_hw); -err_post_out_div_clk_hw: - clk_hw_unregister_fixed_factor(pll_7nm->post_out_div_clk_hw); -err_by_2_bit_clk_hw: - clk_hw_unregister_fixed_factor(pll_7nm->by_2_bit_clk_hw); -err_byte_clk_hw: - clk_hw_unregister_fixed_factor(pll_7nm->byte_clk_hw); -err_bit_clk_hw: - clk_hw_unregister_divider(pll_7nm->bit_clk_hw); -err_out_div_clk_hw: - clk_hw_unregister_divider(pll_7nm->out_div_clk_hw); -err_base_clk_hw: - clk_hw_unregister(&pll_7nm->base.clk_hw); +fail: return ret; } @@ -1093,7 +1043,6 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { .pll_init = dsi_pll_7nm_init, }, .pll_ops = { - .destroy = dsi_pll_7nm_destroy, .save_state = dsi_pll_7nm_save_state, .restore_state = dsi_pll_7nm_restore_state, }, @@ -1119,7 +1068,6 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { .pll_init = dsi_pll_7nm_init, }, .pll_ops = { - .destroy = dsi_pll_7nm_destroy, .save_state = dsi_pll_7nm_save_state, .restore_state = dsi_pll_7nm_restore_state, }, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index 914e95435dcb..96de79b94f1b 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -57,26 +57,9 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw) pll->pll_on = false; } -void msm_dsi_pll_helper_unregister_clks(struct clk **clks, u32 num_clks) -{ - if (!num_clks || !clks) - return; - - do { - clk_unregister(clks[--num_clks]); - clks[num_clks] = NULL; - } while (num_clks); -} - /* * DSI PLL API */ -void msm_dsi_pll_destroy(struct msm_dsi_pll *pll) -{ - if (pll->cfg->pll_ops.destroy) - pll->cfg->pll_ops.destroy(pll); -} - void msm_dsi_pll_save_state(struct msm_dsi_pll *pll) { if (pll->cfg->pll_ops.save_state) { diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index d819a886beb8..c94f079b8275 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -11,8 +11,6 @@ #include "dsi.h" -#define NUM_DSI_CLOCKS_MAX 6 - struct msm_dsi_pll { struct clk_hw clk_hw; bool pll_on; @@ -54,8 +52,6 @@ long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate); int msm_dsi_pll_helper_clk_prepare(struct clk_hw *hw); void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw); -/* misc */ -void msm_dsi_pll_helper_unregister_clks(struct clk **clks, u32 num_clks); #endif /* __DSI_PLL_H__ */ From patchwork Wed Mar 31 10:57:24 2021 Content-Type: text/plain; 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Wed, 31 Mar 2021 03:57:48 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 13/24] drm/msm/dsi: make save/restore_state phy-level functions Date: Wed, 31 Mar 2021 13:57:24 +0300 Message-Id: <20210331105735.3690009-14-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Morph msm_dsi_pll_save/restore_state() into msm_dsi_phy_save/restore_state(), thus removing last bits of knowledge about msm_dsi_pll from dsi_manager. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/dsi.h | 18 ++--------- drivers/gpu/drm/msm/dsi/dsi_manager.c | 6 ++-- drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 35 +++++++++++++++------- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 11 +++++++ drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 2 +- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 2 +- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 26 ---------------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 11 ------- 8 files changed, 42 insertions(+), 69 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index 0970f05cd47f..7f99e12efd52 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -92,21 +92,6 @@ static inline bool msm_dsi_device_connected(struct msm_dsi *msm_dsi) struct drm_encoder *msm_dsi_get_encoder(struct msm_dsi *msm_dsi); -/* dsi pll */ -struct msm_dsi_pll; -#ifdef CONFIG_DRM_MSM_DSI_PLL -void msm_dsi_pll_save_state(struct msm_dsi_pll *pll); -int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll); -#else -static inline void msm_dsi_pll_save_state(struct msm_dsi_pll *pll) -{ -} -static inline int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) -{ - return 0; -} -#endif - /* dsi host */ struct msm_dsi_host; int msm_dsi_host_xfer_prepare(struct mipi_dsi_host *host, @@ -182,11 +167,12 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, void msm_dsi_phy_disable(struct msm_dsi_phy *phy); void msm_dsi_phy_get_shared_timings(struct msm_dsi_phy *phy, struct msm_dsi_phy_shared_timings *shared_timing); -struct msm_dsi_pll *msm_dsi_phy_get_pll(struct msm_dsi_phy *phy); void msm_dsi_phy_set_usecase(struct msm_dsi_phy *phy, enum msm_dsi_phy_usecase uc); int msm_dsi_phy_get_clk_provider(struct msm_dsi_phy *phy, struct clk **byte_clk_provider, struct clk **pixel_clk_provider); +void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy); +int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy); #endif /* __DSI_CONNECTOR_H__ */ diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 86e36be58701..e116e5ff5d24 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -498,7 +498,6 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge) struct msm_dsi *msm_dsi1 = dsi_mgr_get_dsi(DSI_1); struct mipi_dsi_host *host = msm_dsi->host; struct drm_panel *panel = msm_dsi->panel; - struct msm_dsi_pll *src_pll; bool is_dual_dsi = IS_DUAL_DSI(); int ret; @@ -532,9 +531,8 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge) id, ret); } - /* Save PLL status if it is a clock source */ - src_pll = msm_dsi_phy_get_pll(msm_dsi->phy); - msm_dsi_pll_save_state(src_pll); + /* Save PHY status if it is a clock source */ + msm_dsi_phy_pll_save_state(msm_dsi->phy); ret = msm_dsi_host_power_off(host); if (ret) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 46561435a27d..a1360e2dad3b 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -799,9 +799,9 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, * source. */ if (phy->usecase != MSM_DSI_PHY_SLAVE) { - ret = msm_dsi_pll_restore_state(phy->pll); + ret = msm_dsi_phy_pll_restore_state(phy); if (ret) { - DRM_DEV_ERROR(dev, "%s: failed to restore pll state, %d\n", + DRM_DEV_ERROR(dev, "%s: failed to restore phy state, %d\n", __func__, ret); goto pll_restor_fail; } @@ -838,14 +838,6 @@ void msm_dsi_phy_get_shared_timings(struct msm_dsi_phy *phy, sizeof(*shared_timings)); } -struct msm_dsi_pll *msm_dsi_phy_get_pll(struct msm_dsi_phy *phy) -{ - if (!phy) - return NULL; - - return phy->pll; -} - void msm_dsi_phy_set_usecase(struct msm_dsi_phy *phy, enum msm_dsi_phy_usecase uc) { @@ -863,3 +855,26 @@ int msm_dsi_phy_get_clk_provider(struct msm_dsi_phy *phy, return -EINVAL; } + +void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy) +{ + if (phy->cfg->pll_ops.save_state) { + phy->cfg->pll_ops.save_state(phy->pll); + phy->pll->state_saved = true; + } +} + +int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy) +{ + int ret; + + if (phy->cfg->pll_ops.restore_state && phy->pll->state_saved) { + ret = phy->cfg->pll_ops.restore_state(phy->pll); + if (ret) + return ret; + + phy->pll->state_saved = false; + } + + return 0; +} diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 2c5196844ba9..8133732e0c7f 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -6,6 +6,7 @@ #ifndef __DSI_PHY_H__ #define __DSI_PHY_H__ +#include #include #include "dsi.h" @@ -13,6 +14,16 @@ #define dsi_phy_read(offset) msm_readl((offset)) #define dsi_phy_write(offset, data) msm_writel((data), (offset)) +struct msm_dsi_pll { + struct clk_hw clk_hw; + bool pll_on; + bool state_saved; + + const struct msm_dsi_phy_cfg *cfg; +}; + +#define hw_clk_to_pll(x) container_of(x, struct msm_dsi_pll, clk_hw) + struct msm_dsi_phy_ops { int (*pll_init)(struct msm_dsi_phy *phy); int (*enable)(struct msm_dsi_phy *phy, int src_pll_id, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 6300b92c65eb..d81cea661f5c 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -782,7 +782,7 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) phy->pll = pll; /* TODO: Remove this when we have proper display handover support */ - msm_dsi_pll_save_state(pll); + msm_dsi_phy_pll_save_state(phy); return 0; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index c482e51d1bee..d725ceb0b90c 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -807,7 +807,7 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) phy->pll = pll; /* TODO: Remove this when we have proper display handover support */ - msm_dsi_pll_save_state(pll); + msm_dsi_phy_pll_save_state(phy); return 0; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index 96de79b94f1b..652c2d6bfeec 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -56,29 +56,3 @@ void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw) pll->pll_on = false; } - -/* - * DSI PLL API - */ -void msm_dsi_pll_save_state(struct msm_dsi_pll *pll) -{ - if (pll->cfg->pll_ops.save_state) { - pll->cfg->pll_ops.save_state(pll); - pll->state_saved = true; - } -} - -int msm_dsi_pll_restore_state(struct msm_dsi_pll *pll) -{ - int ret; - - if (pll->cfg->pll_ops.restore_state && pll->state_saved) { - ret = pll->cfg->pll_ops.restore_state(pll); - if (ret) - return ret; - - pll->state_saved = false; - } - - return 0; -} diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index c94f079b8275..eca13cf67c21 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -6,21 +6,10 @@ #ifndef __DSI_PLL_H__ #define __DSI_PLL_H__ -#include #include #include "dsi.h" -struct msm_dsi_pll { - struct clk_hw clk_hw; - bool pll_on; - bool state_saved; - - const struct msm_dsi_phy_cfg *cfg; -}; - -#define hw_clk_to_pll(x) container_of(x, struct msm_dsi_pll, clk_hw) - static inline void pll_write(void __iomem *reg, u32 data) { msm_writel(data, reg); From patchwork Wed Mar 31 10:57:27 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412943 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD5E1C4345B for ; Wed, 31 Mar 2021 10:58:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 72121619AA for ; 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Wed, 31 Mar 2021 03:57:50 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 16/24] drm/msi/dsi: inline msm_dsi_pll_helper_clk_prepare/unprepare Date: Wed, 31 Mar 2021 13:57:27 +0300 Message-Id: <20210331105735.3690009-17-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org 10nm and 7nm already do not use these helpers, as they handle setting slave DSI clocks after enabling VCO. Modify the rest of PHY drivers to remove unnecessary indirection and drop enable_seq/disable_seq PLL callbacks. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 2 - drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 87 +++++++------ drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 86 ++++++++----- .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 120 ++++++++++-------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 35 ----- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 2 - 6 files changed, 171 insertions(+), 161 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 8133732e0c7f..b477d21804c8 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -32,8 +32,6 @@ struct msm_dsi_phy_ops { }; struct msm_dsi_pll_ops { - int (*enable_seq)(struct msm_dsi_pll *pll); - void (*disable_seq)(struct msm_dsi_pll *pll); void (*save_state)(struct msm_dsi_pll *pll); int (*restore_state)(struct msm_dsi_pll *pll); }; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 434d02ffa7fe..91c5bb2fd169 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -652,12 +652,58 @@ static unsigned long dsi_pll_14nm_vco_recalc_rate(struct clk_hw *hw, return (unsigned long)vco_rate; } +static int dsi_pll_14nm_vco_prepare(struct clk_hw *hw) +{ + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + void __iomem *base = pll_14nm->mmio; + void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; + bool locked; + + DBG(""); + + if (unlikely(pll->pll_on)) + return 0; + + pll_write(base + REG_DSI_14nm_PHY_PLL_VREF_CFG1, 0x10); + pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_PLL_CNTRL, 1); + + locked = pll_14nm_poll_for_ready(pll_14nm, POLL_MAX_READS, + POLL_TIMEOUT_US); + + if (unlikely(!locked)) { + DRM_DEV_ERROR(&pll_14nm->pdev->dev, "DSI PLL lock failed\n"); + return -EINVAL; + } + + DBG("DSI PLL lock success"); + pll->pll_on = true; + + return 0; +} + +static void dsi_pll_14nm_vco_unprepare(struct clk_hw *hw) +{ + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; + + DBG(""); + + if (unlikely(!pll->pll_on)) + return; + + pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_PLL_CNTRL, 0); + + pll->pll_on = false; +} + static const struct clk_ops clk_ops_dsi_pll_14nm_vco = { .round_rate = msm_dsi_pll_helper_clk_round_rate, .set_rate = dsi_pll_14nm_vco_set_rate, .recalc_rate = dsi_pll_14nm_vco_recalc_rate, - .prepare = msm_dsi_pll_helper_clk_prepare, - .unprepare = msm_dsi_pll_helper_clk_unprepare, + .prepare = dsi_pll_14nm_vco_prepare, + .unprepare = dsi_pll_14nm_vco_unprepare, }; /* @@ -749,39 +795,6 @@ static const struct clk_ops clk_ops_dsi_pll_14nm_postdiv = { * PLL Callbacks */ -static int dsi_pll_14nm_enable_seq(struct msm_dsi_pll *pll) -{ - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); - void __iomem *base = pll_14nm->mmio; - void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; - bool locked; - - DBG(""); - - pll_write(base + REG_DSI_14nm_PHY_PLL_VREF_CFG1, 0x10); - pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_PLL_CNTRL, 1); - - locked = pll_14nm_poll_for_ready(pll_14nm, POLL_MAX_READS, - POLL_TIMEOUT_US); - - if (unlikely(!locked)) - DRM_DEV_ERROR(&pll_14nm->pdev->dev, "DSI PLL lock failed\n"); - else - DBG("DSI PLL lock success"); - - return locked ? 0 : -EINVAL; -} - -static void dsi_pll_14nm_disable_seq(struct msm_dsi_pll *pll) -{ - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); - void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; - - DBG(""); - - pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_PLL_CNTRL, 0); -} - static void dsi_pll_14nm_save_state(struct msm_dsi_pll *pll) { struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); @@ -1157,8 +1170,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { .pll_ops = { .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, - .disable_seq = dsi_pll_14nm_disable_seq, - .enable_seq = dsi_pll_14nm_enable_seq, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, @@ -1183,8 +1194,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { .pll_ops = { .save_state = dsi_pll_14nm_save_state, .restore_state = dsi_pll_14nm_restore_state, - .disable_seq = dsi_pll_14nm_disable_seq, - .enable_seq = dsi_pll_14nm_enable_seq, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index ed369eb18e9d..20b31398b540 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -289,19 +289,7 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, return vco_rate; } -static const struct clk_ops clk_ops_dsi_pll_28nm_vco = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, - .set_rate = dsi_pll_28nm_clk_set_rate, - .recalc_rate = dsi_pll_28nm_clk_recalc_rate, - .prepare = msm_dsi_pll_helper_clk_prepare, - .unprepare = msm_dsi_pll_helper_clk_unprepare, - .is_enabled = dsi_pll_28nm_clk_is_enabled, -}; - -/* - * PLL Callbacks - */ -static int _dsi_pll_28nm_enable_seq_hpm(struct msm_dsi_pll *pll) +static int _dsi_pll_28nm_vco_prepare_hpm(struct msm_dsi_pll *pll) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); struct device *dev = &pll_28nm->pdev->dev; @@ -376,21 +364,28 @@ static int _dsi_pll_28nm_enable_seq_hpm(struct msm_dsi_pll *pll) return locked ? 0 : -EINVAL; } -static int dsi_pll_28nm_enable_seq_hpm(struct msm_dsi_pll *pll) +static int dsi_pll_28nm_vco_prepare_hpm(struct clk_hw *hw) { + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); int i, ret; + if (unlikely(pll->pll_on)) + return 0; + for (i = 0; i < 3; i++) { - ret = _dsi_pll_28nm_enable_seq_hpm(pll); - if (!ret) + ret = _dsi_pll_28nm_vco_prepare_hpm(pll); + if (!ret) { + pll->pll_on = true; return 0; + } } return ret; } -static int dsi_pll_28nm_enable_seq_lp(struct msm_dsi_pll *pll) +static int dsi_pll_28nm_vco_prepare_lp(struct clk_hw *hw) { + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); struct device *dev = &pll_28nm->pdev->dev; void __iomem *base = pll_28nm->mmio; @@ -400,6 +395,9 @@ static int dsi_pll_28nm_enable_seq_lp(struct msm_dsi_pll *pll) DBG("id=%d", pll_28nm->id); + if (unlikely(pll->pll_on)) + return 0; + pll_28nm_software_reset(pll_28nm); /* @@ -424,22 +422,54 @@ static int dsi_pll_28nm_enable_seq_lp(struct msm_dsi_pll *pll) locked = pll_28nm_poll_for_ready(pll_28nm, max_reads, timeout_us); - if (unlikely(!locked)) + if (unlikely(!locked)) { DRM_DEV_ERROR(dev, "DSI PLL lock failed\n"); - else - DBG("DSI PLL lock success"); + return -EINVAL; + } - return locked ? 0 : -EINVAL; + DBG("DSI PLL lock success"); + pll->pll_on = true; + + return 0; } -static void dsi_pll_28nm_disable_seq(struct msm_dsi_pll *pll) +static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) { + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); DBG("id=%d", pll_28nm->id); + + if (unlikely(!pll->pll_on)) + return; + pll_write(pll_28nm->mmio + REG_DSI_28nm_PHY_PLL_GLB_CFG, 0x00); + + pll->pll_on = false; } +static const struct clk_ops clk_ops_dsi_pll_28nm_vco_hpm = { + .round_rate = msm_dsi_pll_helper_clk_round_rate, + .set_rate = dsi_pll_28nm_clk_set_rate, + .recalc_rate = dsi_pll_28nm_clk_recalc_rate, + .prepare = dsi_pll_28nm_vco_prepare_hpm, + .unprepare = dsi_pll_28nm_vco_unprepare, + .is_enabled = dsi_pll_28nm_clk_is_enabled, +}; + +static const struct clk_ops clk_ops_dsi_pll_28nm_vco_lp = { + .round_rate = msm_dsi_pll_helper_clk_round_rate, + .set_rate = dsi_pll_28nm_clk_set_rate, + .recalc_rate = dsi_pll_28nm_clk_recalc_rate, + .prepare = dsi_pll_28nm_vco_prepare_lp, + .unprepare = dsi_pll_28nm_vco_unprepare, + .is_enabled = dsi_pll_28nm_clk_is_enabled, +}; + +/* + * PLL Callbacks + */ + static void dsi_pll_28nm_save_state(struct msm_dsi_pll *pll) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); @@ -490,7 +520,6 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov .num_parents = 1, .name = vco_name, .flags = CLK_IGNORE_UNUSED, - .ops = &clk_ops_dsi_pll_28nm_vco, }; struct device *dev = &pll_28nm->pdev->dev; struct clk_hw *hw; @@ -498,6 +527,11 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov DBG("%d", pll_28nm->id); + if (pll_28nm->base.cfg->type == MSM_DSI_PHY_28NM_LP) + vco_init.ops = &clk_ops_dsi_pll_28nm_vco_lp; + else + vco_init.ops = &clk_ops_dsi_pll_28nm_vco_hpm; + snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); pll_28nm->base.clk_hw.init = &vco_init; ret = devm_clk_hw_register(dev, &pll_28nm->base.clk_hw); @@ -753,8 +787,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { .pll_ops = { .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, - .disable_seq = dsi_pll_28nm_disable_seq, - .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, @@ -779,8 +811,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { .pll_ops = { .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, - .disable_seq = dsi_pll_28nm_disable_seq, - .enable_seq = dsi_pll_28nm_enable_seq_hpm, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, @@ -805,8 +835,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { .pll_ops = { .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, - .disable_seq = dsi_pll_28nm_disable_seq, - .enable_seq = dsi_pll_28nm_enable_seq_lp, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 45b2bf482392..952444e3e8f0 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -178,12 +178,76 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, return vco_rate; } +static int dsi_pll_28nm_vco_prepare(struct clk_hw *hw) +{ + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct device *dev = &pll_28nm->pdev->dev; + void __iomem *base = pll_28nm->mmio; + bool locked; + unsigned int bit_div, byte_div; + int max_reads = 1000, timeout_us = 100; + u32 val; + + DBG("id=%d", pll_28nm->id); + + if (unlikely(pll->pll_on)) + return 0; + + /* + * before enabling the PLL, configure the bit clock divider since we + * don't expose it as a clock to the outside world + * 1: read back the byte clock divider that should already be set + * 2: divide by 8 to get bit clock divider + * 3: write it to POSTDIV1 + */ + val = pll_read(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_9); + byte_div = val + 1; + bit_div = byte_div / 8; + + val = pll_read(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_8); + val &= ~0xf; + val |= (bit_div - 1); + pll_write(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_8, val); + + /* enable the PLL */ + pll_write(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_0, + DSI_28nm_8960_PHY_PLL_CTRL_0_ENABLE); + + locked = pll_28nm_poll_for_ready(pll_28nm, max_reads, timeout_us); + + if (unlikely(!locked)) { + DRM_DEV_ERROR(dev, "DSI PLL lock failed\n"); + return -EINVAL; + } + + DBG("DSI PLL lock success"); + pll->pll_on = true; + + return 0; +} + +static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) +{ + struct msm_dsi_pll *pll = hw_clk_to_pll(hw); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + + DBG("id=%d", pll_28nm->id); + + if (unlikely(!pll->pll_on)) + return; + + pll_write(pll_28nm->mmio + REG_DSI_28nm_8960_PHY_PLL_CTRL_0, 0x00); + + pll->pll_on = false; +} + static const struct clk_ops clk_ops_dsi_pll_28nm_vco = { .round_rate = msm_dsi_pll_helper_clk_round_rate, .set_rate = dsi_pll_28nm_clk_set_rate, .recalc_rate = dsi_pll_28nm_clk_recalc_rate, - .prepare = msm_dsi_pll_helper_clk_prepare, - .unprepare = msm_dsi_pll_helper_clk_unprepare, + .prepare = dsi_pll_28nm_vco_prepare, + .unprepare = dsi_pll_28nm_vco_unprepare, .is_enabled = dsi_pll_28nm_clk_is_enabled, }; @@ -270,56 +334,6 @@ static const struct clk_ops clk_bytediv_ops = { /* * PLL Callbacks */ -static int dsi_pll_28nm_enable_seq(struct msm_dsi_pll *pll) -{ - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); - struct device *dev = &pll_28nm->pdev->dev; - void __iomem *base = pll_28nm->mmio; - bool locked; - unsigned int bit_div, byte_div; - int max_reads = 1000, timeout_us = 100; - u32 val; - - DBG("id=%d", pll_28nm->id); - - /* - * before enabling the PLL, configure the bit clock divider since we - * don't expose it as a clock to the outside world - * 1: read back the byte clock divider that should already be set - * 2: divide by 8 to get bit clock divider - * 3: write it to POSTDIV1 - */ - val = pll_read(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_9); - byte_div = val + 1; - bit_div = byte_div / 8; - - val = pll_read(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_8); - val &= ~0xf; - val |= (bit_div - 1); - pll_write(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_8, val); - - /* enable the PLL */ - pll_write(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_0, - DSI_28nm_8960_PHY_PLL_CTRL_0_ENABLE); - - locked = pll_28nm_poll_for_ready(pll_28nm, max_reads, timeout_us); - - if (unlikely(!locked)) - DRM_DEV_ERROR(dev, "DSI PLL lock failed\n"); - else - DBG("DSI PLL lock success"); - - return locked ? 0 : -EINVAL; -} - -static void dsi_pll_28nm_disable_seq(struct msm_dsi_pll *pll) -{ - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); - - DBG("id=%d", pll_28nm->id); - pll_write(pll_28nm->mmio + REG_DSI_28nm_8960_PHY_PLL_CTRL_0, 0x00); -} - static void dsi_pll_28nm_save_state(struct msm_dsi_pll *pll) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); @@ -652,8 +666,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { .pll_ops = { .save_state = dsi_pll_28nm_save_state, .restore_state = dsi_pll_28nm_restore_state, - .disable_seq = dsi_pll_28nm_disable_seq, - .enable_seq = dsi_pll_28nm_enable_seq, }, .min_pll_rate = VCO_MIN_RATE, .max_pll_rate = VCO_MAX_RATE, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c index 652c2d6bfeec..cae668b669a4 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c @@ -21,38 +21,3 @@ long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, else return rate; } - -int msm_dsi_pll_helper_clk_prepare(struct clk_hw *hw) -{ - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - int ret = 0; - - /* - * Certain PLLs do not allow VCO rate update when it is on. - * Keep track of their status to turn on/off after set rate success. - */ - if (unlikely(pll->pll_on)) - return 0; - - ret = pll->cfg->pll_ops.enable_seq(pll); - if (ret) { - DRM_ERROR("DSI PLL failed to lock\n"); - return ret; - } - - pll->pll_on = true; - - return 0; -} - -void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw) -{ - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - - if (unlikely(!pll->pll_on)) - return; - - pll->cfg->pll_ops.disable_seq(pll); - - pll->pll_on = false; -} diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h index eca13cf67c21..da83e4c11f4f 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h @@ -39,8 +39,6 @@ static inline void pll_write_ndelay(void __iomem *reg, u32 data, u32 delay_ns) /* clock callbacks */ long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate); -int msm_dsi_pll_helper_clk_prepare(struct clk_hw *hw); -void msm_dsi_pll_helper_clk_unprepare(struct clk_hw *hw); #endif /* __DSI_PLL_H__ */ From patchwork Wed Mar 31 10:57:29 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412941 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 00BBDC4332B for ; Wed, 31 Mar 2021 10:58:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0EC561998 for ; 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Wed, 31 Mar 2021 03:57:52 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 18/24] drm/msm/dsi: drop msm_dsi_pll abstraction Date: Wed, 31 Mar 2021 13:57:29 +0300 Message-Id: <20210331105735.3690009-19-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Drop the struct msm_dsi_pll abstraction, by including vco's clk_hw directly into struct msm_dsi_phy. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/Kconfig | 8 -- drivers/gpu/drm/msm/Makefile | 2 - drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 36 +++++--- drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 66 ++++++++------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 78 ++++++++--------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 83 ++++++++++--------- .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 65 ++++++++------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 74 +++++++++-------- drivers/gpu/drm/msm/dsi/phy/dsi_pll.c | 23 ----- drivers/gpu/drm/msm/dsi/phy/dsi_pll.h | 44 ---------- 10 files changed, 221 insertions(+), 258 deletions(-) delete mode 100644 drivers/gpu/drm/msm/dsi/phy/dsi_pll.c delete mode 100644 drivers/gpu/drm/msm/dsi/phy/dsi_pll.h diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index dabb4a1ccdcf..1f0b3f0e7149 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -76,14 +76,6 @@ config DRM_MSM_DSI Choose this option if you have a need for MIPI DSI connector support. -config DRM_MSM_DSI_PLL - bool "Enable DSI PLL driver in MSM DRM" - depends on DRM_MSM_DSI && COMMON_CLK - default y - help - Choose this option to enable DSI PLL driver which provides DSI - source clocks under common clock framework. - config DRM_MSM_DSI_28NM_PHY bool "Enable DSI 28nm PHY driver in MSM DRM" depends on DRM_MSM_DSI diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 1be6996b80b7..610d630326bb 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -136,6 +136,4 @@ msm-$(CONFIG_DRM_MSM_DSI_14NM_PHY) += dsi/phy/dsi_phy_14nm.o msm-$(CONFIG_DRM_MSM_DSI_10NM_PHY) += dsi/phy/dsi_phy_10nm.o msm-$(CONFIG_DRM_MSM_DSI_7NM_PHY) += dsi/phy/dsi_phy_7nm.o -msm-$(CONFIG_DRM_MSM_DSI_PLL) += dsi/phy/dsi_pll.o - obj-$(CONFIG_DRM_MSM) += msm.o diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 0b51828c3146..e80560f38d80 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -7,6 +7,7 @@ #define __DSI_PHY_H__ #include +#include #include #include "dsi.h" @@ -14,15 +15,6 @@ #define dsi_phy_read(offset) msm_readl((offset)) #define dsi_phy_write(offset, data) msm_writel((data), (offset)) -struct msm_dsi_pll { - struct clk_hw clk_hw; - bool pll_on; - - const struct msm_dsi_phy_cfg *cfg; -}; - -#define hw_clk_to_pll(x) container_of(x, struct msm_dsi_pll, clk_hw) - struct msm_dsi_phy_ops { int (*pll_init)(struct msm_dsi_phy *phy); int (*enable)(struct msm_dsi_phy *phy, int src_pll_id, @@ -107,7 +99,8 @@ struct msm_dsi_phy { enum msm_dsi_phy_usecase usecase; bool regulator_ldo_mode; - struct msm_dsi_pll *pll; + struct clk_hw *vco_hw; + bool pll_on; struct clk_hw_onecell_data *provided_clocks; @@ -127,6 +120,27 @@ int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing, struct msm_dsi_phy_clk_request *clk_req); void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg, u32 bit_mask); +/* PLL accessors */ +static inline void pll_write(void __iomem *reg, u32 data) +{ + msm_writel(data, reg); +} + +static inline u32 pll_read(const void __iomem *reg) +{ + return msm_readl(reg); +} + +static inline void pll_write_udelay(void __iomem *reg, u32 data, u32 delay_us) +{ + pll_write(reg, data); + udelay(delay_us); +} + +static inline void pll_write_ndelay(void __iomem *reg, u32 data, u32 delay_ns) +{ + pll_write((reg), data); + ndelay(delay_ns); +} #endif /* __DSI_PHY_H__ */ - diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index fefff08f83fd..cbf3d64d5efb 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -7,7 +7,6 @@ #include #include -#include "dsi_pll.h" #include "dsi_phy.h" #include "dsi.xml.h" @@ -85,11 +84,13 @@ struct pll_10nm_cached_state { }; struct dsi_pll_10nm { - struct msm_dsi_pll base; + struct clk_hw clk_hw; int id; struct platform_device *pdev; + struct msm_dsi_phy *phy; + void __iomem *phy_cmn_mmio; void __iomem *mmio; @@ -104,11 +105,10 @@ struct dsi_pll_10nm { struct pll_10nm_cached_state cached_state; - enum msm_dsi_phy_usecase uc; struct dsi_pll_10nm *slave; }; -#define to_pll_10nm(x) container_of(x, struct dsi_pll_10nm, base) +#define to_pll_10nm(x) container_of(x, struct dsi_pll_10nm, clk_hw) /* * Global list of private DSI PLL struct pointers. We need this for Dual DSI @@ -302,8 +302,7 @@ static void dsi_pll_commit(struct dsi_pll_10nm *pll) static int dsi_pll_10nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_10nm->id, rate, parent_rate); @@ -390,8 +389,7 @@ static void dsi_pll_enable_global_clk(struct dsi_pll_10nm *pll) static int dsi_pll_10nm_vco_prepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); struct device *dev = &pll_10nm->pdev->dev; int rc; @@ -422,7 +420,7 @@ static int dsi_pll_10nm_vco_prepare(struct clk_hw *hw) goto error; } - pll->pll_on = true; + pll_10nm->phy->pll_on = true; dsi_pll_enable_global_clk(pll_10nm); if (pll_10nm->slave) @@ -446,8 +444,7 @@ static void dsi_pll_disable_sub(struct dsi_pll_10nm *pll) static void dsi_pll_10nm_vco_unprepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); /* * To avoid any stray glitches while abruptly powering down the PLL @@ -463,14 +460,13 @@ static void dsi_pll_10nm_vco_unprepare(struct clk_hw *hw) } /* flush, ensure all register writes are done */ wmb(); - pll->pll_on = false; + pll_10nm->phy->pll_on = false; } static unsigned long dsi_pll_10nm_vco_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); struct dsi_pll_config *config = &pll_10nm->pll_configuration; void __iomem *base = pll_10nm->mmio; u64 ref_clk = pll_10nm->vco_ref_clk_rate; @@ -506,8 +502,21 @@ static unsigned long dsi_pll_10nm_vco_recalc_rate(struct clk_hw *hw, return (unsigned long)vco_rate; } +static long dsi_pll_10nm_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *parent_rate) +{ + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); + + if (rate < pll_10nm->phy->cfg->min_pll_rate) + return pll_10nm->phy->cfg->min_pll_rate; + else if (rate > pll_10nm->phy->cfg->max_pll_rate) + return pll_10nm->phy->cfg->max_pll_rate; + else + return rate; +} + static const struct clk_ops clk_ops_dsi_pll_10nm_vco = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_10nm_clk_round_rate, .set_rate = dsi_pll_10nm_vco_set_rate, .recalc_rate = dsi_pll_10nm_vco_recalc_rate, .prepare = dsi_pll_10nm_vco_prepare, @@ -520,7 +529,7 @@ static const struct clk_ops clk_ops_dsi_pll_10nm_vco = { static void dsi_10nm_pll_save_state(struct msm_dsi_phy *phy) { - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(phy->pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(phy->vco_hw); struct pll_10nm_cached_state *cached = &pll_10nm->cached_state; void __iomem *phy_base = pll_10nm->phy_cmn_mmio; u32 cmn_clk_cfg0, cmn_clk_cfg1; @@ -543,7 +552,7 @@ static void dsi_10nm_pll_save_state(struct msm_dsi_phy *phy) static int dsi_10nm_pll_restore_state(struct msm_dsi_phy *phy) { - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(phy->pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(phy->vco_hw); struct pll_10nm_cached_state *cached = &pll_10nm->cached_state; void __iomem *phy_base = pll_10nm->phy_cmn_mmio; u32 val; @@ -562,7 +571,7 @@ static int dsi_10nm_pll_restore_state(struct msm_dsi_phy *phy) val |= cached->pll_mux; pll_write(phy_base + REG_DSI_10nm_PHY_CMN_CLK_CFG1, val); - ret = dsi_pll_10nm_vco_set_rate(&phy->pll->clk_hw, + ret = dsi_pll_10nm_vco_set_rate(phy->vco_hw, pll_10nm->vco_current_rate, pll_10nm->vco_ref_clk_rate); if (ret) { @@ -576,16 +585,15 @@ static int dsi_10nm_pll_restore_state(struct msm_dsi_phy *phy) return 0; } -static int dsi_pll_10nm_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc) +static int dsi_10nm_set_usecase(struct msm_dsi_phy *phy) { - struct dsi_pll_10nm *pll_10nm = to_pll_10nm(pll); + struct dsi_pll_10nm *pll_10nm = to_pll_10nm(phy->vco_hw); void __iomem *base = pll_10nm->phy_cmn_mmio; u32 data = 0x0; /* internal PLL */ DBG("DSI PLL%d", pll_10nm->id); - switch (uc) { + switch (phy->usecase) { case MSM_DSI_PHY_STANDALONE: break; case MSM_DSI_PHY_MASTER: @@ -601,8 +609,6 @@ static int dsi_pll_10nm_set_usecase(struct msm_dsi_pll *pll, /* set PLL src */ pll_write(base + REG_DSI_10nm_PHY_CMN_CLK_CFG1, (data << 2)); - pll_10nm->uc = uc; - return 0; } @@ -630,9 +636,9 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov DBG("DSI%d", pll_10nm->id); snprintf(vco_name, 32, "dsi%dvco_clk", pll_10nm->id); - pll_10nm->base.clk_hw.init = &vco_init; + pll_10nm->clk_hw.init = &vco_init; - ret = devm_clk_hw_register(dev, &pll_10nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_10nm->clk_hw); if (ret) return ret; @@ -742,7 +748,6 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) struct platform_device *pdev = phy->pdev; int id = phy->id; struct dsi_pll_10nm *pll_10nm; - struct msm_dsi_pll *pll; int ret; pll_10nm = devm_kzalloc(&pdev->dev, sizeof(*pll_10nm), GFP_KERNEL); @@ -769,8 +774,7 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_10nm->postdiv_lock); - pll = &pll_10nm->base; - pll->cfg = phy->cfg; + pll_10nm->phy = phy; ret = pll_10nm_register(pll_10nm, phy->provided_clocks->hws); if (ret) { @@ -778,7 +782,7 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) return ret; } - phy->pll = pll; + phy->vco_hw = &pll_10nm->clk_hw; /* TODO: Remove this when we have proper display handover support */ msm_dsi_phy_pll_save_state(phy); @@ -953,7 +957,7 @@ static int dsi_10nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, /* Select full-rate mode */ dsi_phy_write(base + REG_DSI_10nm_PHY_CMN_CTRL_2, 0x40); - ret = dsi_pll_10nm_set_usecase(phy->pll, phy->usecase); + ret = dsi_10nm_set_usecase(phy); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index fb22c4b1b765..fd9ce68ec3be 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -8,7 +8,6 @@ #include #include "dsi_phy.h" -#include "dsi_pll.h" #include "dsi.xml.h" #define PHY_14NM_CKLN_IDX 4 @@ -114,7 +113,7 @@ struct pll_14nm_cached_state { }; struct dsi_pll_14nm { - struct msm_dsi_pll base; + struct clk_hw clk_hw; int id; struct platform_device *pdev; @@ -122,6 +121,8 @@ struct dsi_pll_14nm { void __iomem *phy_cmn_mmio; void __iomem *mmio; + struct msm_dsi_phy *phy; + struct dsi_pll_input in; struct dsi_pll_output out; @@ -133,11 +134,10 @@ struct dsi_pll_14nm { struct pll_14nm_cached_state cached_state; - enum msm_dsi_phy_usecase uc; struct dsi_pll_14nm *slave; }; -#define to_pll_14nm(x) container_of(x, struct dsi_pll_14nm, base) +#define to_pll_14nm(x) container_of(x, struct dsi_pll_14nm, clk_hw) /* * Private struct for N1/N2 post-divider clocks. These clocks are similar to @@ -564,8 +564,7 @@ static void pll_db_commit_14nm(struct dsi_pll_14nm *pll, static int dsi_pll_14nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(hw); struct dsi_pll_input *pin = &pll_14nm->in; struct dsi_pll_output *pout = &pll_14nm->out; @@ -600,7 +599,7 @@ static int dsi_pll_14nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, * don't lock the slave PLL. We just ensure that the PLL/PHY registers * of the master and slave are identical */ - if (pll_14nm->uc == MSM_DSI_PHY_MASTER) { + if (pll_14nm->phy->usecase == MSM_DSI_PHY_MASTER) { struct dsi_pll_14nm *pll_14nm_slave = pll_14nm->slave; pll_db_commit_14nm(pll_14nm_slave, pin, pout); @@ -614,8 +613,7 @@ static int dsi_pll_14nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, static unsigned long dsi_pll_14nm_vco_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(hw); void __iomem *base = pll_14nm->mmio; u64 vco_rate, multiplier = BIT(20); u32 div_frac_start; @@ -654,15 +652,14 @@ static unsigned long dsi_pll_14nm_vco_recalc_rate(struct clk_hw *hw, static int dsi_pll_14nm_vco_prepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(hw); void __iomem *base = pll_14nm->mmio; void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; bool locked; DBG(""); - if (unlikely(pll->pll_on)) + if (unlikely(pll_14nm->phy->pll_on)) return 0; pll_write(base + REG_DSI_14nm_PHY_PLL_VREF_CFG1, 0x10); @@ -677,29 +674,41 @@ static int dsi_pll_14nm_vco_prepare(struct clk_hw *hw) } DBG("DSI PLL lock success"); - pll->pll_on = true; + pll_14nm->phy->pll_on = true; return 0; } static void dsi_pll_14nm_vco_unprepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(hw); void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; DBG(""); - if (unlikely(!pll->pll_on)) + if (unlikely(!pll_14nm->phy->pll_on)) return; pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_PLL_CNTRL, 0); - pll->pll_on = false; + pll_14nm->phy->pll_on = false; +} + +static long dsi_pll_14nm_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *parent_rate) +{ + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(hw); + + if (rate < pll_14nm->phy->cfg->min_pll_rate) + return pll_14nm->phy->cfg->min_pll_rate; + else if (rate > pll_14nm->phy->cfg->max_pll_rate) + return pll_14nm->phy->cfg->max_pll_rate; + else + return rate; } static const struct clk_ops clk_ops_dsi_pll_14nm_vco = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_14nm_clk_round_rate, .set_rate = dsi_pll_14nm_vco_set_rate, .recalc_rate = dsi_pll_14nm_vco_recalc_rate, .prepare = dsi_pll_14nm_vco_prepare, @@ -773,7 +782,7 @@ static int dsi_pll_14nm_postdiv_set_rate(struct clk_hw *hw, unsigned long rate, /* If we're master in dual DSI mode, then the slave PLL's post-dividers * follow the master's post dividers */ - if (pll_14nm->uc == MSM_DSI_PHY_MASTER) { + if (pll_14nm->phy->usecase == MSM_DSI_PHY_MASTER) { struct dsi_pll_14nm *pll_14nm_slave = pll_14nm->slave; void __iomem *slave_base = pll_14nm_slave->phy_cmn_mmio; @@ -797,7 +806,7 @@ static const struct clk_ops clk_ops_dsi_pll_14nm_postdiv = { static void dsi_14nm_pll_save_state(struct msm_dsi_phy *phy) { - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(phy->pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(phy->vco_hw); struct pll_14nm_cached_state *cached_state = &pll_14nm->cached_state; void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; u32 data; @@ -810,18 +819,18 @@ static void dsi_14nm_pll_save_state(struct msm_dsi_phy *phy) DBG("DSI%d PLL save state %x %x", pll_14nm->id, cached_state->n1postdiv, cached_state->n2postdiv); - cached_state->vco_rate = clk_hw_get_rate(&phy->pll->clk_hw); + cached_state->vco_rate = clk_hw_get_rate(phy->vco_hw); } static int dsi_14nm_pll_restore_state(struct msm_dsi_phy *phy) { - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(phy->pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(phy->vco_hw); struct pll_14nm_cached_state *cached_state = &pll_14nm->cached_state; void __iomem *cmn_base = pll_14nm->phy_cmn_mmio; u32 data; int ret; - ret = dsi_pll_14nm_vco_set_rate(&phy->pll->clk_hw, + ret = dsi_pll_14nm_vco_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { DRM_DEV_ERROR(&pll_14nm->pdev->dev, @@ -837,7 +846,7 @@ static int dsi_14nm_pll_restore_state(struct msm_dsi_phy *phy) pll_write(cmn_base + REG_DSI_14nm_PHY_CMN_CLK_CFG0, data); /* also restore post-dividers for slave DSI PLL */ - if (pll_14nm->uc == MSM_DSI_PHY_MASTER) { + if (phy->usecase == MSM_DSI_PHY_MASTER) { struct dsi_pll_14nm *pll_14nm_slave = pll_14nm->slave; void __iomem *slave_base = pll_14nm_slave->phy_cmn_mmio; @@ -847,14 +856,13 @@ static int dsi_14nm_pll_restore_state(struct msm_dsi_phy *phy) return 0; } -static int dsi_pll_14nm_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc) +static int dsi_14nm_set_usecase(struct msm_dsi_phy *phy) { - struct dsi_pll_14nm *pll_14nm = to_pll_14nm(pll); + struct dsi_pll_14nm *pll_14nm = to_pll_14nm(phy->vco_hw); void __iomem *base = pll_14nm->mmio; u32 clkbuflr_en, bandgap = 0; - switch (uc) { + switch (phy->usecase) { case MSM_DSI_PHY_STANDALONE: clkbuflr_en = 0x1; break; @@ -874,8 +882,6 @@ static int dsi_pll_14nm_set_usecase(struct msm_dsi_pll *pll, if (bandgap) pll_write(base + REG_DSI_14nm_PHY_PLL_PLL_BANDGAP, bandgap); - pll_14nm->uc = uc; - return 0; } @@ -932,9 +938,9 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov DBG("DSI%d", pll_14nm->id); snprintf(vco_name, 32, "dsi%dvco_clk", pll_14nm->id); - pll_14nm->base.clk_hw.init = &vco_init; + pll_14nm->clk_hw.init = &vco_init; - ret = devm_clk_hw_register(dev, &pll_14nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_14nm->clk_hw); if (ret) return ret; @@ -990,7 +996,6 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) struct platform_device *pdev = phy->pdev; int id = phy->id; struct dsi_pll_14nm *pll_14nm; - struct msm_dsi_pll *pll; int ret; if (!pdev) @@ -1020,8 +1025,7 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_14nm->postdiv_lock); - pll = &pll_14nm->base; - pll->cfg = phy->cfg; + pll_14nm->phy = phy; ret = pll_14nm_register(pll_14nm, phy->provided_clocks->hws); if (ret) { @@ -1029,7 +1033,7 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) return ret; } - phy->pll = pll; + phy->vco_hw = &pll_14nm->clk_hw; return 0; } @@ -1131,7 +1135,7 @@ static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, REG_DSI_14nm_PHY_CMN_GLBL_TEST_CTRL, DSI_14nm_PHY_CMN_GLBL_TEST_CTRL_BITCLK_HS_SEL); - ret = dsi_pll_14nm_set_usecase(phy->pll, phy->usecase); + ret = dsi_14nm_set_usecase(phy); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index e589ec8f4cc8..b6b169ea27ae 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -7,7 +7,6 @@ #include #include "dsi_phy.h" -#include "dsi_pll.h" #include "dsi.xml.h" /* @@ -66,16 +65,19 @@ struct pll_28nm_cached_state { }; struct dsi_pll_28nm { - struct msm_dsi_pll base; + struct clk_hw clk_hw; int id; struct platform_device *pdev; + + struct msm_dsi_phy *phy; + void __iomem *mmio; struct pll_28nm_cached_state cached_state; }; -#define to_pll_28nm(x) container_of(x, struct dsi_pll_28nm, base) +#define to_pll_28nm(x) container_of(x, struct dsi_pll_28nm, clk_hw) static bool pll_28nm_poll_for_ready(struct dsi_pll_28nm *pll_28nm, u32 nb_tries, u32 timeout_us) @@ -116,8 +118,7 @@ static void pll_28nm_software_reset(struct dsi_pll_28nm *pll_28nm) static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); struct device *dev = &pll_28nm->pdev->dev; void __iomem *base = pll_28nm->mmio; unsigned long div_fbx1000, gen_vco_clk; @@ -210,7 +211,7 @@ static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, pll_write(base + REG_DSI_28nm_PHY_PLL_SDM_CFG4, 0x00); /* Add hardware recommended delay for correct PLL configuration */ - if (pll->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) + if (pll_28nm->phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) udelay(1000); else udelay(1); @@ -233,8 +234,7 @@ static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, static int dsi_pll_28nm_clk_is_enabled(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); return pll_28nm_poll_for_ready(pll_28nm, POLL_MAX_READS, POLL_TIMEOUT_US); @@ -243,8 +243,7 @@ static int dsi_pll_28nm_clk_is_enabled(struct clk_hw *hw) static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); void __iomem *base = pll_28nm->mmio; u32 sdm0, doubler, sdm_byp_div; u32 sdm_dc_off, sdm_freq_seed, sdm2, sdm3; @@ -289,9 +288,8 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, return vco_rate; } -static int _dsi_pll_28nm_vco_prepare_hpm(struct msm_dsi_pll *pll) +static int _dsi_pll_28nm_vco_prepare_hpm(struct dsi_pll_28nm *pll_28nm) { - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); struct device *dev = &pll_28nm->pdev->dev; void __iomem *base = pll_28nm->mmio; u32 max_reads = 5, timeout_us = 100; @@ -366,16 +364,16 @@ static int _dsi_pll_28nm_vco_prepare_hpm(struct msm_dsi_pll *pll) static int dsi_pll_28nm_vco_prepare_hpm(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); int i, ret; - if (unlikely(pll->pll_on)) + if (unlikely(pll_28nm->phy->pll_on)) return 0; for (i = 0; i < 3; i++) { - ret = _dsi_pll_28nm_vco_prepare_hpm(pll); + ret = _dsi_pll_28nm_vco_prepare_hpm(pll_28nm); if (!ret) { - pll->pll_on = true; + pll_28nm->phy->pll_on = true; return 0; } } @@ -385,8 +383,7 @@ static int dsi_pll_28nm_vco_prepare_hpm(struct clk_hw *hw) static int dsi_pll_28nm_vco_prepare_lp(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); struct device *dev = &pll_28nm->pdev->dev; void __iomem *base = pll_28nm->mmio; bool locked; @@ -395,7 +392,7 @@ static int dsi_pll_28nm_vco_prepare_lp(struct clk_hw *hw) DBG("id=%d", pll_28nm->id); - if (unlikely(pll->pll_on)) + if (unlikely(pll_28nm->phy->pll_on)) return 0; pll_28nm_software_reset(pll_28nm); @@ -428,28 +425,40 @@ static int dsi_pll_28nm_vco_prepare_lp(struct clk_hw *hw) } DBG("DSI PLL lock success"); - pll->pll_on = true; + pll_28nm->phy->pll_on = true; return 0; } static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); DBG("id=%d", pll_28nm->id); - if (unlikely(!pll->pll_on)) + if (unlikely(!pll_28nm->phy->pll_on)) return; pll_write(pll_28nm->mmio + REG_DSI_28nm_PHY_PLL_GLB_CFG, 0x00); - pll->pll_on = false; + pll_28nm->phy->pll_on = false; +} + +static long dsi_pll_28nm_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *parent_rate) +{ + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); + + if (rate < pll_28nm->phy->cfg->min_pll_rate) + return pll_28nm->phy->cfg->min_pll_rate; + else if (rate > pll_28nm->phy->cfg->max_pll_rate) + return pll_28nm->phy->cfg->max_pll_rate; + else + return rate; } static const struct clk_ops clk_ops_dsi_pll_28nm_vco_hpm = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_28nm_clk_round_rate, .set_rate = dsi_pll_28nm_clk_set_rate, .recalc_rate = dsi_pll_28nm_clk_recalc_rate, .prepare = dsi_pll_28nm_vco_prepare_hpm, @@ -458,7 +467,7 @@ static const struct clk_ops clk_ops_dsi_pll_28nm_vco_hpm = { }; static const struct clk_ops clk_ops_dsi_pll_28nm_vco_lp = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_28nm_clk_round_rate, .set_rate = dsi_pll_28nm_clk_set_rate, .recalc_rate = dsi_pll_28nm_clk_recalc_rate, .prepare = dsi_pll_28nm_vco_prepare_lp, @@ -472,7 +481,7 @@ static const struct clk_ops clk_ops_dsi_pll_28nm_vco_lp = { static void dsi_28nm_pll_save_state(struct msm_dsi_phy *phy) { - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->vco_hw); struct pll_28nm_cached_state *cached_state = &pll_28nm->cached_state; void __iomem *base = pll_28nm->mmio; @@ -481,20 +490,20 @@ static void dsi_28nm_pll_save_state(struct msm_dsi_phy *phy) cached_state->postdiv1 = pll_read(base + REG_DSI_28nm_PHY_PLL_POSTDIV1_CFG); cached_state->byte_mux = pll_read(base + REG_DSI_28nm_PHY_PLL_VREG_CFG); - if (dsi_pll_28nm_clk_is_enabled(&phy->pll->clk_hw)) - cached_state->vco_rate = clk_hw_get_rate(&phy->pll->clk_hw); + if (dsi_pll_28nm_clk_is_enabled(phy->vco_hw)) + cached_state->vco_rate = clk_hw_get_rate(phy->vco_hw); else cached_state->vco_rate = 0; } static int dsi_28nm_pll_restore_state(struct msm_dsi_phy *phy) { - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->vco_hw); struct pll_28nm_cached_state *cached_state = &pll_28nm->cached_state; void __iomem *base = pll_28nm->mmio; int ret; - ret = dsi_pll_28nm_clk_set_rate(&phy->pll->clk_hw, + ret = dsi_pll_28nm_clk_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { DRM_DEV_ERROR(&pll_28nm->pdev->dev, @@ -527,14 +536,14 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov DBG("%d", pll_28nm->id); - if (pll_28nm->base.cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) + if (pll_28nm->phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) vco_init.ops = &clk_ops_dsi_pll_28nm_vco_lp; else vco_init.ops = &clk_ops_dsi_pll_28nm_vco_hpm; snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); - pll_28nm->base.clk_hw.init = &vco_init; - ret = devm_clk_hw_register(dev, &pll_28nm->base.clk_hw); + pll_28nm->clk_hw.init = &vco_init; + ret = devm_clk_hw_register(dev, &pll_28nm->clk_hw); if (ret) return ret; @@ -593,7 +602,6 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) struct platform_device *pdev = phy->pdev; int id = phy->id; struct dsi_pll_28nm *pll_28nm; - struct msm_dsi_pll *pll; int ret; if (!pdev) @@ -612,8 +620,7 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) return -ENOMEM; } - pll = &pll_28nm->base; - pll->cfg = phy->cfg; + pll_28nm->phy = phy; ret = pll_28nm_register(pll_28nm, phy->provided_clocks->hws); if (ret) { @@ -621,7 +628,7 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) return ret; } - phy->pll = pll; + phy->vco_hw = &pll_28nm->clk_hw; return 0; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 1e35971b7132..94d4a196e1b9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -7,7 +7,6 @@ #include #include "dsi_phy.h" -#include "dsi_pll.h" #include "dsi.xml.h" /* @@ -58,16 +57,19 @@ struct clk_bytediv { }; struct dsi_pll_28nm { - struct msm_dsi_pll base; + struct clk_hw clk_hw; int id; struct platform_device *pdev; + + struct msm_dsi_phy *phy; + void __iomem *mmio; struct pll_28nm_cached_state cached_state; }; -#define to_pll_28nm(x) container_of(x, struct dsi_pll_28nm, base) +#define to_pll_28nm(x) container_of(x, struct dsi_pll_28nm, clk_hw) static bool pll_28nm_poll_for_ready(struct dsi_pll_28nm *pll_28nm, int nb_tries, int timeout_us) @@ -95,8 +97,7 @@ static bool pll_28nm_poll_for_ready(struct dsi_pll_28nm *pll_28nm, static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); void __iomem *base = pll_28nm->mmio; u32 val, temp, fb_divider; @@ -136,8 +137,7 @@ static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, static int dsi_pll_28nm_clk_is_enabled(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); return pll_28nm_poll_for_ready(pll_28nm, POLL_MAX_READS, POLL_TIMEOUT_US); @@ -146,8 +146,7 @@ static int dsi_pll_28nm_clk_is_enabled(struct clk_hw *hw) static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); void __iomem *base = pll_28nm->mmio; unsigned long vco_rate; u32 status, fb_divider, temp, ref_divider; @@ -180,8 +179,7 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, static int dsi_pll_28nm_vco_prepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); struct device *dev = &pll_28nm->pdev->dev; void __iomem *base = pll_28nm->mmio; bool locked; @@ -191,7 +189,7 @@ static int dsi_pll_28nm_vco_prepare(struct clk_hw *hw) DBG("id=%d", pll_28nm->id); - if (unlikely(pll->pll_on)) + if (unlikely(pll_28nm->phy->pll_on)) return 0; /* @@ -222,28 +220,40 @@ static int dsi_pll_28nm_vco_prepare(struct clk_hw *hw) } DBG("DSI PLL lock success"); - pll->pll_on = true; + pll_28nm->phy->pll_on = true; return 0; } static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); DBG("id=%d", pll_28nm->id); - if (unlikely(!pll->pll_on)) + if (unlikely(!pll_28nm->phy->pll_on)) return; pll_write(pll_28nm->mmio + REG_DSI_28nm_8960_PHY_PLL_CTRL_0, 0x00); - pll->pll_on = false; + pll_28nm->phy->pll_on = false; +} + +static long dsi_pll_28nm_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *parent_rate) +{ + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); + + if (rate < pll_28nm->phy->cfg->min_pll_rate) + return pll_28nm->phy->cfg->min_pll_rate; + else if (rate > pll_28nm->phy->cfg->max_pll_rate) + return pll_28nm->phy->cfg->max_pll_rate; + else + return rate; } static const struct clk_ops clk_ops_dsi_pll_28nm_vco = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_28nm_clk_round_rate, .set_rate = dsi_pll_28nm_clk_set_rate, .recalc_rate = dsi_pll_28nm_clk_recalc_rate, .prepare = dsi_pll_28nm_vco_prepare, @@ -336,7 +346,7 @@ static const struct clk_ops clk_bytediv_ops = { */ static void dsi_28nm_pll_save_state(struct msm_dsi_phy *phy) { - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->vco_hw); struct pll_28nm_cached_state *cached_state = &pll_28nm->cached_state; void __iomem *base = pll_28nm->mmio; @@ -347,17 +357,17 @@ static void dsi_28nm_pll_save_state(struct msm_dsi_phy *phy) cached_state->postdiv1 = pll_read(base + REG_DSI_28nm_8960_PHY_PLL_CTRL_8); - cached_state->vco_rate = clk_hw_get_rate(&phy->pll->clk_hw); + cached_state->vco_rate = clk_hw_get_rate(phy->vco_hw); } static int dsi_28nm_pll_restore_state(struct msm_dsi_phy *phy) { - struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->pll); + struct dsi_pll_28nm *pll_28nm = to_pll_28nm(phy->vco_hw); struct pll_28nm_cached_state *cached_state = &pll_28nm->cached_state; void __iomem *base = pll_28nm->mmio; int ret; - ret = dsi_pll_28nm_clk_set_rate(&phy->pll->clk_hw, + ret = dsi_pll_28nm_clk_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { DRM_DEV_ERROR(&pll_28nm->pdev->dev, @@ -407,9 +417,9 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); vco_init.name = vco_name; - pll_28nm->base.clk_hw.init = &vco_init; + pll_28nm->clk_hw.init = &vco_init; - ret = devm_clk_hw_register(dev, &pll_28nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_28nm->clk_hw); if (ret) return ret; @@ -450,7 +460,6 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) struct platform_device *pdev = phy->pdev; int id = phy->id; struct dsi_pll_28nm *pll_28nm; - struct msm_dsi_pll *pll; int ret; if (!pdev) @@ -469,9 +478,7 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) return -ENOMEM; } - pll = &pll_28nm->base; - - pll->cfg = phy->cfg; + pll_28nm->phy = phy; ret = pll_28nm_register(pll_28nm, phy->provided_clocks->hws); if (ret) { @@ -479,7 +486,7 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) return ret; } - phy->pll = pll; + phy->vco_hw = &pll_28nm->clk_hw; return 0; } diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 8ac57f907ed3..7b219532d38e 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -7,7 +7,6 @@ #include #include -#include "dsi_pll.h" #include "dsi_phy.h" #include "dsi.xml.h" @@ -85,11 +84,13 @@ struct pll_7nm_cached_state { }; struct dsi_pll_7nm { - struct msm_dsi_pll base; + struct clk_hw clk_hw; int id; struct platform_device *pdev; + struct msm_dsi_phy *phy; + void __iomem *phy_cmn_mmio; void __iomem *mmio; @@ -104,11 +105,10 @@ struct dsi_pll_7nm { struct pll_7nm_cached_state cached_state; - enum msm_dsi_phy_usecase uc; struct dsi_pll_7nm *slave; }; -#define to_pll_7nm(x) container_of(x, struct dsi_pll_7nm, base) +#define to_pll_7nm(x) container_of(x, struct dsi_pll_7nm, clk_hw) /* * Global list of private DSI PLL struct pointers. We need this for Dual DSI @@ -164,7 +164,7 @@ static void dsi_pll_calc_dec_frac(struct dsi_pll_7nm *pll) dec = div_u64(dec_multiple, multiplier); - if (!(pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1)) + if (!(pll->phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1)) regs->pll_clock_inverters = 0x28; else if (pll_freq <= 1000000000ULL) regs->pll_clock_inverters = 0xa0; @@ -259,7 +259,7 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) void __iomem *base = pll->mmio; u8 analog_controls_five_1 = 0x01, vco_config_1 = 0x00; - if (pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { + if (pll->phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { if (pll->vco_current_rate >= 3100000000ULL) analog_controls_five_1 = 0x03; @@ -293,9 +293,9 @@ static void dsi_pll_config_hzindep_reg(struct dsi_pll_7nm *pll) pll_write(base + REG_DSI_7nm_PHY_PLL_PFILT, 0x2f); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, 0x2a); pll_write(base + REG_DSI_7nm_PHY_PLL_IFILT, - pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1 ? 0x3f : 0x22); + pll->phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1 ? 0x3f : 0x22); - if (pll->base.cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { + if (pll->phy->cfg->quirks & DSI_PHY_7NM_QUIRK_V4_1) { pll_write(base + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); if (pll->slave) pll_write(pll->slave->mmio + REG_DSI_7nm_PHY_PLL_PERF_OPTIMIZE, 0x22); @@ -321,8 +321,7 @@ static void dsi_pll_commit(struct dsi_pll_7nm *pll) static int dsi_pll_7nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_7nm->id, rate, parent_rate); @@ -420,8 +419,7 @@ static void dsi_pll_phy_dig_reset(struct dsi_pll_7nm *pll) static int dsi_pll_7nm_vco_prepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); int rc; dsi_pll_enable_pll_bias(pll_7nm); @@ -444,7 +442,7 @@ static int dsi_pll_7nm_vco_prepare(struct clk_hw *hw) goto error; } - pll->pll_on = true; + pll_7nm->phy->pll_on = true; /* * assert power on reset for PHY digital in case the PLL is @@ -471,8 +469,7 @@ static void dsi_pll_disable_sub(struct dsi_pll_7nm *pll) static void dsi_pll_7nm_vco_unprepare(struct clk_hw *hw) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); /* * To avoid any stray glitches while abruptly powering down the PLL @@ -488,14 +485,13 @@ static void dsi_pll_7nm_vco_unprepare(struct clk_hw *hw) } /* flush, ensure all register writes are done */ wmb(); - pll->pll_on = false; + pll_7nm->phy->pll_on = false; } static unsigned long dsi_pll_7nm_vco_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); struct dsi_pll_config *config = &pll_7nm->pll_configuration; void __iomem *base = pll_7nm->mmio; u64 ref_clk = pll_7nm->vco_ref_clk_rate; @@ -531,8 +527,21 @@ static unsigned long dsi_pll_7nm_vco_recalc_rate(struct clk_hw *hw, return (unsigned long)vco_rate; } +static long dsi_pll_7nm_clk_round_rate(struct clk_hw *hw, + unsigned long rate, unsigned long *parent_rate) +{ + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); + + if (rate < pll_7nm->phy->cfg->min_pll_rate) + return pll_7nm->phy->cfg->min_pll_rate; + else if (rate > pll_7nm->phy->cfg->max_pll_rate) + return pll_7nm->phy->cfg->max_pll_rate; + else + return rate; +} + static const struct clk_ops clk_ops_dsi_pll_7nm_vco = { - .round_rate = msm_dsi_pll_helper_clk_round_rate, + .round_rate = dsi_pll_7nm_clk_round_rate, .set_rate = dsi_pll_7nm_vco_set_rate, .recalc_rate = dsi_pll_7nm_vco_recalc_rate, .prepare = dsi_pll_7nm_vco_prepare, @@ -545,7 +554,7 @@ static const struct clk_ops clk_ops_dsi_pll_7nm_vco = { static void dsi_7nm_pll_save_state(struct msm_dsi_phy *phy) { - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(phy->pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(phy->vco_hw); struct pll_7nm_cached_state *cached = &pll_7nm->cached_state; void __iomem *phy_base = pll_7nm->phy_cmn_mmio; u32 cmn_clk_cfg0, cmn_clk_cfg1; @@ -568,7 +577,7 @@ static void dsi_7nm_pll_save_state(struct msm_dsi_phy *phy) static int dsi_7nm_pll_restore_state(struct msm_dsi_phy *phy) { - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(phy->pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(phy->vco_hw); struct pll_7nm_cached_state *cached = &pll_7nm->cached_state; void __iomem *phy_base = pll_7nm->phy_cmn_mmio; u32 val; @@ -587,7 +596,7 @@ static int dsi_7nm_pll_restore_state(struct msm_dsi_phy *phy) val |= cached->pll_mux; pll_write(phy_base + REG_DSI_7nm_PHY_CMN_CLK_CFG1, val); - ret = dsi_pll_7nm_vco_set_rate(&phy->pll->clk_hw, + ret = dsi_pll_7nm_vco_set_rate(phy->vco_hw, pll_7nm->vco_current_rate, pll_7nm->vco_ref_clk_rate); if (ret) { @@ -601,16 +610,15 @@ static int dsi_7nm_pll_restore_state(struct msm_dsi_phy *phy) return 0; } -static int dsi_pll_7nm_set_usecase(struct msm_dsi_pll *pll, - enum msm_dsi_phy_usecase uc) +static int dsi_7nm_set_usecase(struct msm_dsi_phy *phy) { - struct dsi_pll_7nm *pll_7nm = to_pll_7nm(pll); + struct dsi_pll_7nm *pll_7nm = to_pll_7nm(phy->vco_hw); void __iomem *base = pll_7nm->phy_cmn_mmio; u32 data = 0x0; /* internal PLL */ DBG("DSI PLL%d", pll_7nm->id); - switch (uc) { + switch (phy->usecase) { case MSM_DSI_PHY_STANDALONE: break; case MSM_DSI_PHY_MASTER: @@ -626,8 +634,6 @@ static int dsi_pll_7nm_set_usecase(struct msm_dsi_pll *pll, /* set PLL src */ pll_write(base + REG_DSI_7nm_PHY_CMN_CLK_CFG1, (data << 2)); - pll_7nm->uc = uc; - return 0; } @@ -655,9 +661,9 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide DBG("DSI%d", pll_7nm->id); snprintf(vco_name, 32, "dsi%dvco_clk", pll_7nm->id); - pll_7nm->base.clk_hw.init = &vco_init; + pll_7nm->clk_hw.init = &vco_init; - ret = devm_clk_hw_register(dev, &pll_7nm->base.clk_hw); + ret = devm_clk_hw_register(dev, &pll_7nm->clk_hw); if (ret) return ret; @@ -767,7 +773,6 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) struct platform_device *pdev = phy->pdev; int id = phy->id; struct dsi_pll_7nm *pll_7nm; - struct msm_dsi_pll *pll; int ret; pll_7nm = devm_kzalloc(&pdev->dev, sizeof(*pll_7nm), GFP_KERNEL); @@ -794,8 +799,7 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) spin_lock_init(&pll_7nm->postdiv_lock); - pll = &pll_7nm->base; - pll->cfg = phy->cfg; + pll_7nm->phy = phy; ret = pll_7nm_register(pll_7nm, phy->provided_clocks->hws); if (ret) { @@ -803,7 +807,7 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) return ret; } - phy->pll = pll; + phy->vco_hw = &pll_7nm->clk_hw; /* TODO: Remove this when we have proper display handover support */ msm_dsi_phy_pll_save_state(phy); @@ -968,7 +972,7 @@ static int dsi_7nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, /* Select full-rate mode */ dsi_phy_write(base + REG_DSI_7nm_PHY_CMN_CTRL_2, 0x40); - ret = dsi_pll_7nm_set_usecase(phy->pll, phy->usecase); + ret = dsi_7nm_set_usecase(phy); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", __func__, ret); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c deleted file mode 100644 index cae668b669a4..000000000000 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.c +++ /dev/null @@ -1,23 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved. - */ - -#include "dsi_phy.h" -#include "dsi_pll.h" - -/* - * DSI PLL Helper functions - */ -long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, - unsigned long rate, unsigned long *parent_rate) -{ - struct msm_dsi_pll *pll = hw_clk_to_pll(hw); - - if (rate < pll->cfg->min_pll_rate) - return pll->cfg->min_pll_rate; - else if (rate > pll->cfg->max_pll_rate) - return pll->cfg->max_pll_rate; - else - return rate; -} diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h b/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h deleted file mode 100644 index da83e4c11f4f..000000000000 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_pll.h +++ /dev/null @@ -1,44 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved. - */ - -#ifndef __DSI_PLL_H__ -#define __DSI_PLL_H__ - -#include - -#include "dsi.h" - -static inline void pll_write(void __iomem *reg, u32 data) -{ - msm_writel(data, reg); -} - -static inline u32 pll_read(const void __iomem *reg) -{ - return msm_readl(reg); -} - -static inline void pll_write_udelay(void __iomem *reg, u32 data, u32 delay_us) -{ - pll_write(reg, data); - udelay(delay_us); -} - -static inline void pll_write_ndelay(void __iomem *reg, u32 data, u32 delay_ns) -{ - pll_write((reg), data); - ndelay(delay_ns); -} - -/* - * DSI PLL Helper functions - */ - -/* clock callbacks */ -long msm_dsi_pll_helper_clk_round_rate(struct clk_hw *hw, - unsigned long rate, unsigned long *parent_rate); - -#endif /* __DSI_PLL_H__ */ - From patchwork Wed Mar 31 10:57:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412940 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 79FA0C433C1 for ; Wed, 31 Mar 2021 10:59:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 261AE61990 for ; Wed, 31 Mar 2021 10:59:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235159AbhCaK6a (ORCPT ); Wed, 31 Mar 2021 06:58:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56644 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234942AbhCaK57 (ORCPT ); Wed, 31 Mar 2021 06:57:59 -0400 Received: from mail-lj1-x233.google.com (mail-lj1-x233.google.com [IPv6:2a00:1450:4864:20::233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ACEFCC06174A for ; Wed, 31 Mar 2021 03:57:58 -0700 (PDT) Received: by mail-lj1-x233.google.com with SMTP id o16so9277925ljp.3 for ; Wed, 31 Mar 2021 03:57:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=NcPiY6v3P7D6OHEZ9p95CveWIVaMFZGkhfjjUAZZn2U=; b=q2+LwHyMpPruM8wBFsPVIt4JQXFSX6jBjPuhmURCx18GkJyGP8maZ43WipTr5jzB22 9uCWHsRJ37YTvtAIW4F/0vJImJP9HtiZT5fbar4q5GVNueOKVWWadk2ns1zZPdBgeUxI D/CW5Z8MivauGWzen7M8fi5IKhiv6nCbLGhe5kTzXo5fIq7blnaaR3y4lnfYqVdb1Lcv plXj6g0EyKHx0mbeTEorGPnBMTM4vhIiN/9Z+tM19OALWVNz3cZAJMB6RDHqFNR36L6J GGkEnOGxXbAgY9o9unI6yqQe0CRwkZbpCn3DkPlnJXzeopqmNm8pKKxZTyspb1jb7YU0 9N8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=NcPiY6v3P7D6OHEZ9p95CveWIVaMFZGkhfjjUAZZn2U=; b=XCSbUEMei13VFSwh+5jID5XIJrRfQzgr0VldjIS/HgSoty1SIGPxO7jzmomO14Kf4I imb5WmjTs5wYbyOZ/hSnNeNTEM7GqLSJy2iPuJXd7nWgu/GIJRJRisajXzMPXtOGvv8F gB9NiOEKe6AMDW9rSEIihnqZNM5JIRQozaFD685+/7ziRR7ILTCJtprqxV9RyWsnab3h GDVj8EHdxzKGzvQcM7P/nRINwQDNdL1dG7BBN3+W5yNH2qTd1ZykhMkx87ZFozBCZCS8 qp8iJ04biWV0mlVIC6Q8H161UWQkIFWJ8ox8cgoWeLxGIEAlPt6q8BBbCfHAL6FwrdRc Vybw== X-Gm-Message-State: AOAM533e1NWpx/8ktlgmPhogRNOU1Z9SXLXphtJWKHxfyfA43HKDgyQi zUtlL9UXiuGtFCWFzvWUXFnCCg== X-Google-Smtp-Source: ABdhPJzJntrEyIp1zYv8aAZJ4SwCD7SsV7dK7Nz6V19tqJ1qCCeHLgF2OmEhb/wxFw6oggTvkqYrlg== X-Received: by 2002:a2e:b6d4:: with SMTP id m20mr1714366ljo.448.1617188276682; Wed, 31 Mar 2021 03:57:56 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id h3sm184359ljc.67.2021.03.31.03.57.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Mar 2021 03:57:55 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 21/24] drm/msm/dsi: remove duplicate fields from dsi_pll_Nnm instances Date: Wed, 31 Mar 2021 13:57:32 +0300 Message-Id: <20210331105735.3690009-22-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Drop duplicate fields pdev and id from dsi_pll_Nnm instances. Reuse those fields from the provided msm_dsi_phy. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 72 +++++++++---------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 54 +++++++------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 48 ++++++------- .../gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 26 +++---- drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 68 ++++++++---------- 5 files changed, 119 insertions(+), 149 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index ef92c3f38a9a..34c1c216e738 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -86,9 +86,6 @@ struct pll_10nm_cached_state { struct dsi_pll_10nm { struct clk_hw clk_hw; - int id; - struct platform_device *pdev; - struct msm_dsi_phy *phy; u64 vco_ref_clk_rate; @@ -301,7 +298,7 @@ static int dsi_pll_10nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, { struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); - DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_10nm->id, rate, + DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_10nm->phy->id, rate, parent_rate); pll_10nm->vco_current_rate = rate; @@ -327,7 +324,7 @@ static int dsi_pll_10nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, static int dsi_pll_10nm_lock_status(struct dsi_pll_10nm *pll) { - struct device *dev = &pll->pdev->dev; + struct device *dev = &pll->phy->pdev->dev; int rc; u32 status = 0; u32 const delay_us = 100; @@ -341,7 +338,7 @@ static int dsi_pll_10nm_lock_status(struct dsi_pll_10nm *pll) timeout_us); if (rc) DRM_DEV_ERROR(dev, "DSI PLL(%d) lock failed, status=0x%08x\n", - pll->id, status); + pll->phy->id, status); return rc; } @@ -387,7 +384,7 @@ static void dsi_pll_enable_global_clk(struct dsi_pll_10nm *pll) static int dsi_pll_10nm_vco_prepare(struct clk_hw *hw) { struct dsi_pll_10nm *pll_10nm = to_pll_10nm(hw); - struct device *dev = &pll_10nm->pdev->dev; + struct device *dev = &pll_10nm->phy->pdev->dev; int rc; dsi_pll_enable_pll_bias(pll_10nm); @@ -413,7 +410,7 @@ static int dsi_pll_10nm_vco_prepare(struct clk_hw *hw) /* Check for PLL lock */ rc = dsi_pll_10nm_lock_status(pll_10nm); if (rc) { - DRM_DEV_ERROR(dev, "PLL(%d) lock failed\n", pll_10nm->id); + DRM_DEV_ERROR(dev, "PLL(%d) lock failed\n", pll_10nm->phy->id); goto error; } @@ -494,7 +491,7 @@ static unsigned long dsi_pll_10nm_vco_recalc_rate(struct clk_hw *hw, vco_rate = pll_freq; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", - pll_10nm->id, (unsigned long)vco_rate, dec, frac); + pll_10nm->phy->id, (unsigned long)vco_rate, dec, frac); return (unsigned long)vco_rate; } @@ -543,7 +540,7 @@ static void dsi_10nm_pll_save_state(struct msm_dsi_phy *phy) cached->pll_mux = cmn_clk_cfg1 & 0x3; DBG("DSI PLL%d outdiv %x bit_clk_div %x pix_clk_div %x pll_mux %x", - pll_10nm->id, cached->pll_out_div, cached->bit_clk_div, + pll_10nm->phy->id, cached->pll_out_div, cached->bit_clk_div, cached->pix_clk_div, cached->pll_mux); } @@ -572,12 +569,12 @@ static int dsi_10nm_pll_restore_state(struct msm_dsi_phy *phy) pll_10nm->vco_current_rate, pll_10nm->vco_ref_clk_rate); if (ret) { - DRM_DEV_ERROR(&pll_10nm->pdev->dev, + DRM_DEV_ERROR(&pll_10nm->phy->pdev->dev, "restore vco rate failed. ret=%d\n", ret); return ret; } - DBG("DSI PLL%d", pll_10nm->id); + DBG("DSI PLL%d", pll_10nm->phy->id); return 0; } @@ -588,13 +585,13 @@ static int dsi_10nm_set_usecase(struct msm_dsi_phy *phy) void __iomem *base = phy->base; u32 data = 0x0; /* internal PLL */ - DBG("DSI PLL%d", pll_10nm->id); + DBG("DSI PLL%d", pll_10nm->phy->id); switch (phy->usecase) { case MSM_DSI_PHY_STANDALONE: break; case MSM_DSI_PHY_MASTER: - pll_10nm->slave = pll_10nm_list[(pll_10nm->id + 1) % DSI_MAX]; + pll_10nm->slave = pll_10nm_list[(pll_10nm->phy->id + 1) % DSI_MAX]; break; case MSM_DSI_PHY_SLAVE: data = 0x1; /* external PLL */ @@ -626,21 +623,21 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov .flags = CLK_IGNORE_UNUSED, .ops = &clk_ops_dsi_pll_10nm_vco, }; - struct device *dev = &pll_10nm->pdev->dev; + struct device *dev = &pll_10nm->phy->pdev->dev; struct clk_hw *hw; int ret; - DBG("DSI%d", pll_10nm->id); + DBG("DSI%d", pll_10nm->phy->id); - snprintf(vco_name, 32, "dsi%dvco_clk", pll_10nm->id); + snprintf(vco_name, 32, "dsi%dvco_clk", pll_10nm->phy->id); pll_10nm->clk_hw.init = &vco_init; ret = devm_clk_hw_register(dev, &pll_10nm->clk_hw); if (ret) return ret; - snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); - snprintf(parent, 32, "dsi%dvco_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%dvco_clk", pll_10nm->phy->id); hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, @@ -652,8 +649,8 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov goto fail; } - snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->phy->id); /* BIT CLK: DIV_CTRL_3_0 */ hw = devm_clk_hw_register_divider(dev, clk_name, parent, @@ -667,8 +664,8 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov goto fail; } - snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->phy->id); /* DSI Byte clock = VCO_CLK / OUT_DIV / BIT_DIV / 8 */ hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, @@ -680,8 +677,8 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov provided_clocks[DSI_BYTE_PLL_CLK] = hw; - snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); @@ -690,8 +687,8 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov goto fail; } - snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_10nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 4); @@ -700,11 +697,11 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov goto fail; } - snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->id); - snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->id); - snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_10nm->id); - snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_10nm->phy->id); + snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_10nm->phy->id); + snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_10nm->phy->id); + snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_10nm->phy->id); hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ @@ -717,8 +714,8 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov goto fail; } - snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_10nm->id); - snprintf(parent, 32, "dsi%d_pclk_mux", pll_10nm->id); + snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_10nm->phy->id); + snprintf(parent, 32, "dsi%d_pclk_mux", pll_10nm->phy->id); /* PIX CLK DIV : DIV_CTRL_7_4*/ hw = devm_clk_hw_register_divider(dev, clk_name, parent, @@ -743,7 +740,6 @@ static int pll_10nm_register(struct dsi_pll_10nm *pll_10nm, struct clk_hw **prov static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) { struct platform_device *pdev = phy->pdev; - int id = phy->id; struct dsi_pll_10nm *pll_10nm; int ret; @@ -751,11 +747,9 @@ static int dsi_pll_10nm_init(struct msm_dsi_phy *phy) if (!pll_10nm) return -ENOMEM; - DBG("DSI PLL%d", id); + DBG("DSI PLL%d", phy->id); - pll_10nm->pdev = pdev; - pll_10nm->id = id; - pll_10nm_list[id] = pll_10nm; + pll_10nm_list[phy->id] = pll_10nm; spin_lock_init(&pll_10nm->postdiv_lock); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 56d63d53b6a5..dcd51f46fb55 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -115,9 +115,6 @@ struct pll_14nm_cached_state { struct dsi_pll_14nm { struct clk_hw clk_hw; - int id; - struct platform_device *pdev; - struct msm_dsi_phy *phy; struct dsi_pll_input in; @@ -498,7 +495,7 @@ static void pll_db_commit_14nm(struct dsi_pll_14nm *pll, void __iomem *cmn_base = pll->phy->base; u8 data; - DBG("DSI%d PLL", pll->id); + DBG("DSI%d PLL", pll->phy->id); data = pout->cmn_ldo_cntrl; dsi_phy_write(cmn_base + REG_DSI_14nm_PHY_CMN_LDO_CNTRL, data); @@ -565,7 +562,7 @@ static int dsi_pll_14nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, struct dsi_pll_input *pin = &pll_14nm->in; struct dsi_pll_output *pout = &pll_14nm->out; - DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_14nm->id, rate, + DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_14nm->phy->id, rate, parent_rate); pll_14nm->vco_current_rate = rate; @@ -666,7 +663,7 @@ static int dsi_pll_14nm_vco_prepare(struct clk_hw *hw) POLL_TIMEOUT_US); if (unlikely(!locked)) { - DRM_DEV_ERROR(&pll_14nm->pdev->dev, "DSI PLL lock failed\n"); + DRM_DEV_ERROR(&pll_14nm->phy->pdev->dev, "DSI PLL lock failed\n"); return -EINVAL; } @@ -726,7 +723,7 @@ static unsigned long dsi_pll_14nm_postdiv_recalc_rate(struct clk_hw *hw, u8 width = postdiv->width; u32 val; - DBG("DSI%d PLL parent rate=%lu", pll_14nm->id, parent_rate); + DBG("DSI%d PLL parent rate=%lu", pll_14nm->phy->id, parent_rate); val = dsi_phy_read(base + REG_DSI_14nm_PHY_CMN_CLK_CFG0) >> shift; val &= div_mask(width); @@ -742,7 +739,7 @@ static long dsi_pll_14nm_postdiv_round_rate(struct clk_hw *hw, struct dsi_pll_14nm_postdiv *postdiv = to_pll_14nm_postdiv(hw); struct dsi_pll_14nm *pll_14nm = postdiv->pll; - DBG("DSI%d PLL parent rate=%lu", pll_14nm->id, rate); + DBG("DSI%d PLL parent rate=%lu", pll_14nm->phy->id, rate); return divider_round_rate(hw, rate, prate, NULL, postdiv->width, @@ -762,7 +759,7 @@ static int dsi_pll_14nm_postdiv_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long flags = 0; u32 val; - DBG("DSI%d PLL parent rate=%lu parent rate %lu", pll_14nm->id, rate, + DBG("DSI%d PLL parent rate=%lu parent rate %lu", pll_14nm->phy->id, rate, parent_rate); value = divider_get_val(rate, parent_rate, NULL, postdiv->width, @@ -813,7 +810,7 @@ static void dsi_14nm_pll_save_state(struct msm_dsi_phy *phy) cached_state->n1postdiv = data & 0xf; cached_state->n2postdiv = (data >> 4) & 0xf; - DBG("DSI%d PLL save state %x %x", pll_14nm->id, + DBG("DSI%d PLL save state %x %x", pll_14nm->phy->id, cached_state->n1postdiv, cached_state->n2postdiv); cached_state->vco_rate = clk_hw_get_rate(phy->vco_hw); @@ -830,14 +827,14 @@ static int dsi_14nm_pll_restore_state(struct msm_dsi_phy *phy) ret = dsi_pll_14nm_vco_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { - DRM_DEV_ERROR(&pll_14nm->pdev->dev, + DRM_DEV_ERROR(&pll_14nm->phy->pdev->dev, "restore vco rate failed. ret=%d\n", ret); return ret; } data = cached_state->n1postdiv | (cached_state->n2postdiv << 4); - DBG("DSI%d PLL restore state %x %x", pll_14nm->id, + DBG("DSI%d PLL restore state %x %x", pll_14nm->phy->id, cached_state->n1postdiv, cached_state->n2postdiv); dsi_phy_write(cmn_base + REG_DSI_14nm_PHY_CMN_CLK_CFG0, data); @@ -865,7 +862,7 @@ static int dsi_14nm_set_usecase(struct msm_dsi_phy *phy) break; case MSM_DSI_PHY_MASTER: clkbuflr_en = 0x3; - pll_14nm->slave = pll_14nm_list[(pll_14nm->id + 1) % DSI_MAX]; + pll_14nm->slave = pll_14nm_list[(pll_14nm->phy->id + 1) % DSI_MAX]; break; case MSM_DSI_PHY_SLAVE: clkbuflr_en = 0x0; @@ -889,7 +886,7 @@ static struct clk_hw *pll_14nm_postdiv_register(struct dsi_pll_14nm *pll_14nm, u8 shift) { struct dsi_pll_14nm_postdiv *pll_postdiv; - struct device *dev = &pll_14nm->pdev->dev; + struct device *dev = &pll_14nm->phy->pdev->dev; struct clk_init_data postdiv_init = { .parent_names = (const char *[]) { parent_name }, .num_parents = 1, @@ -928,21 +925,21 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov .flags = CLK_IGNORE_UNUSED, .ops = &clk_ops_dsi_pll_14nm_vco, }; - struct device *dev = &pll_14nm->pdev->dev; + struct device *dev = &pll_14nm->phy->pdev->dev; struct clk_hw *hw; int ret; - DBG("DSI%d", pll_14nm->id); + DBG("DSI%d", pll_14nm->phy->id); - snprintf(vco_name, 32, "dsi%dvco_clk", pll_14nm->id); + snprintf(vco_name, 32, "dsi%dvco_clk", pll_14nm->phy->id); pll_14nm->clk_hw.init = &vco_init; ret = devm_clk_hw_register(dev, &pll_14nm->clk_hw); if (ret) return ret; - snprintf(clk_name, 32, "dsi%dn1_postdiv_clk", pll_14nm->id); - snprintf(parent, 32, "dsi%dvco_clk", pll_14nm->id); + snprintf(clk_name, 32, "dsi%dn1_postdiv_clk", pll_14nm->phy->id); + snprintf(parent, 32, "dsi%dvco_clk", pll_14nm->phy->id); /* N1 postdiv, bits 0-3 in REG_DSI_14nm_PHY_CMN_CLK_CFG0 */ hw = pll_14nm_postdiv_register(pll_14nm, clk_name, parent, @@ -950,8 +947,8 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - snprintf(clk_name, 32, "dsi%dpllbyte", pll_14nm->id); - snprintf(parent, 32, "dsi%dn1_postdiv_clk", pll_14nm->id); + snprintf(clk_name, 32, "dsi%dpllbyte", pll_14nm->phy->id); + snprintf(parent, 32, "dsi%dn1_postdiv_clk", pll_14nm->phy->id); /* DSI Byte clock = VCO_CLK / N1 / 8 */ hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, @@ -961,8 +958,8 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov provided_clocks[DSI_BYTE_PLL_CLK] = hw; - snprintf(clk_name, 32, "dsi%dn1_postdivby2_clk", pll_14nm->id); - snprintf(parent, 32, "dsi%dn1_postdiv_clk", pll_14nm->id); + snprintf(clk_name, 32, "dsi%dn1_postdivby2_clk", pll_14nm->phy->id); + snprintf(parent, 32, "dsi%dn1_postdiv_clk", pll_14nm->phy->id); /* * Skip the mux for now, force DSICLK_SEL to 1, Add a /2 divider @@ -972,8 +969,8 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - snprintf(clk_name, 32, "dsi%dpll", pll_14nm->id); - snprintf(parent, 32, "dsi%dn1_postdivby2_clk", pll_14nm->id); + snprintf(clk_name, 32, "dsi%dpll", pll_14nm->phy->id); + snprintf(parent, 32, "dsi%dn1_postdivby2_clk", pll_14nm->phy->id); /* DSI pixel clock = VCO_CLK / N1 / 2 / N2 * This is the output of N2 post-divider, bits 4-7 in @@ -991,7 +988,6 @@ static int pll_14nm_register(struct dsi_pll_14nm *pll_14nm, struct clk_hw **prov static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) { struct platform_device *pdev = phy->pdev; - int id = phy->id; struct dsi_pll_14nm *pll_14nm; int ret; @@ -1002,11 +998,9 @@ static int dsi_pll_14nm_init(struct msm_dsi_phy *phy) if (!pll_14nm) return -ENOMEM; - DBG("PLL%d", id); + DBG("PLL%d", phy->id); - pll_14nm->pdev = pdev; - pll_14nm->id = id; - pll_14nm_list[id] = pll_14nm; + pll_14nm_list[phy->id] = pll_14nm; spin_lock_init(&pll_14nm->postdiv_lock); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index f198609882fd..e09fa80c413e 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -67,9 +67,6 @@ struct pll_28nm_cached_state { struct dsi_pll_28nm { struct clk_hw clk_hw; - int id; - struct platform_device *pdev; - struct msm_dsi_phy *phy; struct pll_28nm_cached_state cached_state; @@ -117,7 +114,7 @@ static int dsi_pll_28nm_clk_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; void __iomem *base = pll_28nm->phy->pll_base; unsigned long div_fbx1000, gen_vco_clk; u32 refclk_cfg, frac_n_mode, frac_n_value; @@ -288,14 +285,14 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, static int _dsi_pll_28nm_vco_prepare_hpm(struct dsi_pll_28nm *pll_28nm) { - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; void __iomem *base = pll_28nm->phy->pll_base; u32 max_reads = 5, timeout_us = 100; bool locked; u32 val; int i; - DBG("id=%d", pll_28nm->id); + DBG("id=%d", pll_28nm->phy->id); pll_28nm_software_reset(pll_28nm); @@ -382,13 +379,13 @@ static int dsi_pll_28nm_vco_prepare_hpm(struct clk_hw *hw) static int dsi_pll_28nm_vco_prepare_lp(struct clk_hw *hw) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; void __iomem *base = pll_28nm->phy->pll_base; bool locked; u32 max_reads = 10, timeout_us = 50; u32 val; - DBG("id=%d", pll_28nm->id); + DBG("id=%d", pll_28nm->phy->id); if (unlikely(pll_28nm->phy->pll_on)) return 0; @@ -432,7 +429,7 @@ static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); - DBG("id=%d", pll_28nm->id); + DBG("id=%d", pll_28nm->phy->id); if (unlikely(!pll_28nm->phy->pll_on)) return; @@ -504,7 +501,7 @@ static int dsi_28nm_pll_restore_state(struct msm_dsi_phy *phy) ret = dsi_pll_28nm_clk_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { - DRM_DEV_ERROR(&pll_28nm->pdev->dev, + DRM_DEV_ERROR(&pll_28nm->phy->pdev->dev, "restore vco rate failed. ret=%d\n", ret); return ret; } @@ -528,25 +525,25 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov .name = vco_name, .flags = CLK_IGNORE_UNUSED, }; - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; struct clk_hw *hw; int ret; - DBG("%d", pll_28nm->id); + DBG("%d", pll_28nm->phy->id); if (pll_28nm->phy->cfg->quirks & DSI_PHY_28NM_QUIRK_PHY_LP) vco_init.ops = &clk_ops_dsi_pll_28nm_vco_lp; else vco_init.ops = &clk_ops_dsi_pll_28nm_vco_hpm; - snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); + snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->phy->id); pll_28nm->clk_hw.init = &vco_init; ret = devm_clk_hw_register(dev, &pll_28nm->clk_hw); if (ret) return ret; - snprintf(clk_name, 32, "dsi%danalog_postdiv_clk", pll_28nm->id); - snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); + snprintf(clk_name, 32, "dsi%danalog_postdiv_clk", pll_28nm->phy->id); + snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->phy->id); hw = devm_clk_hw_register_divider(dev, clk_name, parent1, CLK_SET_RATE_PARENT, pll_28nm->phy->pll_base + @@ -555,16 +552,16 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - snprintf(clk_name, 32, "dsi%dindirect_path_div2_clk", pll_28nm->id); - snprintf(parent1, 32, "dsi%danalog_postdiv_clk", pll_28nm->id); + snprintf(clk_name, 32, "dsi%dindirect_path_div2_clk", pll_28nm->phy->id); + snprintf(parent1, 32, "dsi%danalog_postdiv_clk", pll_28nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent1, CLK_SET_RATE_PARENT, 1, 2); if (IS_ERR(hw)) return PTR_ERR(hw); - snprintf(clk_name, 32, "dsi%dpll", pll_28nm->id); - snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); + snprintf(clk_name, 32, "dsi%dpll", pll_28nm->phy->id); + snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->phy->id); hw = devm_clk_hw_register_divider(dev, clk_name, parent1, 0, pll_28nm->phy->pll_base + REG_DSI_28nm_PHY_PLL_POSTDIV3_CFG, @@ -573,9 +570,9 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov return PTR_ERR(hw); provided_clocks[DSI_PIXEL_PLL_CLK] = hw; - snprintf(clk_name, 32, "dsi%dbyte_mux", pll_28nm->id); - snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->id); - snprintf(parent2, 32, "dsi%dindirect_path_div2_clk", pll_28nm->id); + snprintf(clk_name, 32, "dsi%dbyte_mux", pll_28nm->phy->id); + snprintf(parent1, 32, "dsi%dvco_clk", pll_28nm->phy->id); + snprintf(parent2, 32, "dsi%dindirect_path_div2_clk", pll_28nm->phy->id); hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ parent1, parent2 @@ -584,8 +581,8 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov if (IS_ERR(hw)) return PTR_ERR(hw); - snprintf(clk_name, 32, "dsi%dpllbyte", pll_28nm->id); - snprintf(parent1, 32, "dsi%dbyte_mux", pll_28nm->id); + snprintf(clk_name, 32, "dsi%dpllbyte", pll_28nm->phy->id); + snprintf(parent1, 32, "dsi%dbyte_mux", pll_28nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent1, CLK_SET_RATE_PARENT, 1, 4); if (IS_ERR(hw)) @@ -598,7 +595,6 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) { struct platform_device *pdev = phy->pdev; - int id = phy->id; struct dsi_pll_28nm *pll_28nm; int ret; @@ -609,8 +605,6 @@ static int dsi_pll_28nm_init(struct msm_dsi_phy *phy) if (!pll_28nm) return -ENOMEM; - pll_28nm->pdev = pdev; - pll_28nm->id = id; pll_28nm->phy = phy; ret = pll_28nm_register(pll_28nm, phy->provided_clocks->hws); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index a5f1a8520706..08bd93b719e0 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -59,9 +59,6 @@ struct clk_bytediv { struct dsi_pll_28nm { struct clk_hw clk_hw; - int id; - struct platform_device *pdev; - struct msm_dsi_phy *phy; struct pll_28nm_cached_state cached_state; @@ -178,14 +175,14 @@ static unsigned long dsi_pll_28nm_clk_recalc_rate(struct clk_hw *hw, static int dsi_pll_28nm_vco_prepare(struct clk_hw *hw) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; void __iomem *base = pll_28nm->phy->pll_base; bool locked; unsigned int bit_div, byte_div; int max_reads = 1000, timeout_us = 100; u32 val; - DBG("id=%d", pll_28nm->id); + DBG("id=%d", pll_28nm->phy->id); if (unlikely(pll_28nm->phy->pll_on)) return 0; @@ -227,7 +224,7 @@ static void dsi_pll_28nm_vco_unprepare(struct clk_hw *hw) { struct dsi_pll_28nm *pll_28nm = to_pll_28nm(hw); - DBG("id=%d", pll_28nm->id); + DBG("id=%d", pll_28nm->phy->id); if (unlikely(!pll_28nm->phy->pll_on)) return; @@ -368,7 +365,7 @@ static int dsi_28nm_pll_restore_state(struct msm_dsi_phy *phy) ret = dsi_pll_28nm_clk_set_rate(phy->vco_hw, cached_state->vco_rate, 0); if (ret) { - DRM_DEV_ERROR(&pll_28nm->pdev->dev, + DRM_DEV_ERROR(&pll_28nm->phy->pdev->dev, "restore vco rate failed. ret=%d\n", ret); return ret; } @@ -392,13 +389,13 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov .flags = CLK_IGNORE_UNUSED, .ops = &clk_ops_dsi_pll_28nm_vco, }; - struct device *dev = &pll_28nm->pdev->dev; + struct device *dev = &pll_28nm->phy->pdev->dev; struct clk_hw *hw; struct clk_bytediv *bytediv; struct clk_init_data bytediv_init = { }; int ret; - DBG("%d", pll_28nm->id); + DBG("%d", pll_28nm->phy->id); bytediv = devm_kzalloc(dev, sizeof(*bytediv), GFP_KERNEL); if (!bytediv) @@ -412,7 +409,7 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov if (!clk_name) return -ENOMEM; - snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->id); + snprintf(vco_name, 32, "dsi%dvco_clk", pll_28nm->phy->id); vco_init.name = vco_name; pll_28nm->clk_hw.init = &vco_init; @@ -425,8 +422,8 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov bytediv->hw.init = &bytediv_init; bytediv->reg = pll_28nm->phy->pll_base + REG_DSI_28nm_8960_PHY_PLL_CTRL_9; - snprintf(parent_name, 32, "dsi%dvco_clk", pll_28nm->id); - snprintf(clk_name, 32, "dsi%dpllbyte", pll_28nm->id); + snprintf(parent_name, 32, "dsi%dvco_clk", pll_28nm->phy->id); + snprintf(clk_name, 32, "dsi%dpllbyte", pll_28nm->phy->id); bytediv_init.name = clk_name; bytediv_init.ops = &clk_bytediv_ops; @@ -440,7 +437,7 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov return ret; provided_clocks[DSI_BYTE_PLL_CLK] = &bytediv->hw; - snprintf(clk_name, 32, "dsi%dpll", pll_28nm->id); + snprintf(clk_name, 32, "dsi%dpll", pll_28nm->phy->id); /* DIV3 */ hw = devm_clk_hw_register_divider(dev, clk_name, parent_name, 0, pll_28nm->phy->pll_base + @@ -456,7 +453,6 @@ static int pll_28nm_register(struct dsi_pll_28nm *pll_28nm, struct clk_hw **prov static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) { struct platform_device *pdev = phy->pdev; - int id = phy->id; struct dsi_pll_28nm *pll_28nm; int ret; @@ -467,8 +463,6 @@ static int dsi_pll_28nm_8960_init(struct msm_dsi_phy *phy) if (!pll_28nm) return -ENOMEM; - pll_28nm->pdev = pdev; - pll_28nm->id = id + 1; pll_28nm->phy = phy; ret = pll_28nm_register(pll_28nm, phy->provided_clocks->hws); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 523e46aa4c38..460de93105d9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -86,9 +86,6 @@ struct pll_7nm_cached_state { struct dsi_pll_7nm { struct clk_hw clk_hw; - int id; - struct platform_device *pdev; - struct msm_dsi_phy *phy; u64 vco_ref_clk_rate; @@ -320,7 +317,7 @@ static int dsi_pll_7nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, { struct dsi_pll_7nm *pll_7nm = to_pll_7nm(hw); - DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_7nm->id, rate, + DBG("DSI PLL%d rate=%lu, parent's=%lu", pll_7nm->phy->id, rate, parent_rate); pll_7nm->vco_current_rate = rate; @@ -359,7 +356,7 @@ static int dsi_pll_7nm_lock_status(struct dsi_pll_7nm *pll) timeout_us); if (rc) pr_err("DSI PLL(%d) lock failed, status=0x%08x\n", - pll->id, status); + pll->phy->id, status); return rc; } @@ -435,7 +432,7 @@ static int dsi_pll_7nm_vco_prepare(struct clk_hw *hw) /* Check for PLL lock */ rc = dsi_pll_7nm_lock_status(pll_7nm); if (rc) { - pr_err("PLL(%d) lock failed\n", pll_7nm->id); + pr_err("PLL(%d) lock failed\n", pll_7nm->phy->id); goto error; } @@ -519,7 +516,7 @@ static unsigned long dsi_pll_7nm_vco_recalc_rate(struct clk_hw *hw, vco_rate = pll_freq; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", - pll_7nm->id, (unsigned long)vco_rate, dec, frac); + pll_7nm->phy->id, (unsigned long)vco_rate, dec, frac); return (unsigned long)vco_rate; } @@ -568,7 +565,7 @@ static void dsi_7nm_pll_save_state(struct msm_dsi_phy *phy) cached->pll_mux = cmn_clk_cfg1 & 0x3; DBG("DSI PLL%d outdiv %x bit_clk_div %x pix_clk_div %x pll_mux %x", - pll_7nm->id, cached->pll_out_div, cached->bit_clk_div, + pll_7nm->phy->id, cached->pll_out_div, cached->bit_clk_div, cached->pix_clk_div, cached->pll_mux); } @@ -597,12 +594,12 @@ static int dsi_7nm_pll_restore_state(struct msm_dsi_phy *phy) pll_7nm->vco_current_rate, pll_7nm->vco_ref_clk_rate); if (ret) { - DRM_DEV_ERROR(&pll_7nm->pdev->dev, + DRM_DEV_ERROR(&pll_7nm->phy->pdev->dev, "restore vco rate failed. ret=%d\n", ret); return ret; } - DBG("DSI PLL%d", pll_7nm->id); + DBG("DSI PLL%d", pll_7nm->phy->id); return 0; } @@ -613,13 +610,13 @@ static int dsi_7nm_set_usecase(struct msm_dsi_phy *phy) void __iomem *base = phy->base; u32 data = 0x0; /* internal PLL */ - DBG("DSI PLL%d", pll_7nm->id); + DBG("DSI PLL%d", pll_7nm->phy->id); switch (phy->usecase) { case MSM_DSI_PHY_STANDALONE: break; case MSM_DSI_PHY_MASTER: - pll_7nm->slave = pll_7nm_list[(pll_7nm->id + 1) % DSI_MAX]; + pll_7nm->slave = pll_7nm_list[(pll_7nm->phy->id + 1) % DSI_MAX]; break; case MSM_DSI_PHY_SLAVE: data = 0x1; /* external PLL */ @@ -651,21 +648,21 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide .flags = CLK_IGNORE_UNUSED, .ops = &clk_ops_dsi_pll_7nm_vco, }; - struct device *dev = &pll_7nm->pdev->dev; + struct device *dev = &pll_7nm->phy->pdev->dev; struct clk_hw *hw; int ret; - DBG("DSI%d", pll_7nm->id); + DBG("DSI%d", pll_7nm->phy->id); - snprintf(vco_name, 32, "dsi%dvco_clk", pll_7nm->id); + snprintf(vco_name, 32, "dsi%dvco_clk", pll_7nm->phy->id); pll_7nm->clk_hw.init = &vco_init; ret = devm_clk_hw_register(dev, &pll_7nm->clk_hw); if (ret) return ret; - snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); - snprintf(parent, 32, "dsi%dvco_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_pll_out_div_clk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%dvco_clk", pll_7nm->phy->id); hw = devm_clk_hw_register_divider(dev, clk_name, parent, CLK_SET_RATE_PARENT, @@ -677,8 +674,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide goto fail; } - snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_pll_bit_clk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->phy->id); /* BIT CLK: DIV_CTRL_3_0 */ hw = devm_clk_hw_register_divider(dev, clk_name, parent, @@ -692,8 +689,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide goto fail; } - snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_phy_pll_out_byteclk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->phy->id); /* DSI Byte clock = VCO_CLK / OUT_DIV / BIT_DIV / 8 */ hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, @@ -705,8 +702,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide provided_clocks[DSI_BYTE_PLL_CLK] = hw; - snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 2); @@ -715,8 +712,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide goto fail; } - snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_out_div_clk", pll_7nm->phy->id); hw = devm_clk_hw_register_fixed_factor(dev, clk_name, parent, 0, 1, 4); @@ -725,11 +722,11 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide goto fail; } - snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->id); - snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->id); - snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_7nm->id); - snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_pclk_mux", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pll_bit_clk", pll_7nm->phy->id); + snprintf(parent2, 32, "dsi%d_pll_by_2_bit_clk", pll_7nm->phy->id); + snprintf(parent3, 32, "dsi%d_pll_out_div_clk", pll_7nm->phy->id); + snprintf(parent4, 32, "dsi%d_pll_post_out_div_clk", pll_7nm->phy->id); hw = devm_clk_hw_register_mux(dev, clk_name, ((const char *[]){ @@ -742,8 +739,8 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide goto fail; } - snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_7nm->id); - snprintf(parent, 32, "dsi%d_pclk_mux", pll_7nm->id); + snprintf(clk_name, 32, "dsi%d_phy_pll_out_dsiclk", pll_7nm->phy->id); + snprintf(parent, 32, "dsi%d_pclk_mux", pll_7nm->phy->id); /* PIX CLK DIV : DIV_CTRL_7_4*/ hw = devm_clk_hw_register_divider(dev, clk_name, parent, @@ -768,7 +765,6 @@ static int pll_7nm_register(struct dsi_pll_7nm *pll_7nm, struct clk_hw **provide static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) { struct platform_device *pdev = phy->pdev; - int id = phy->id; struct dsi_pll_7nm *pll_7nm; int ret; @@ -776,11 +772,9 @@ static int dsi_pll_7nm_init(struct msm_dsi_phy *phy) if (!pll_7nm) return -ENOMEM; - DBG("DSI PLL%d", id); + DBG("DSI PLL%d", phy->id); - pll_7nm->pdev = pdev; - pll_7nm->id = id; - pll_7nm_list[id] = pll_7nm; + pll_7nm_list[phy->id] = pll_7nm; spin_lock_init(&pll_7nm->postdiv_lock); From patchwork Wed Mar 31 10:57:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 412939 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0A6A4C433E4 for ; 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Wed, 31 Mar 2021 03:57:58 -0700 (PDT) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id h3sm184359ljc.67.2021.03.31.03.57.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 31 Mar 2021 03:57:58 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Jonathan Marek , Michael Turquette Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org, Stephen Boyd Subject: [PATCH v4 23/24] drm/msm/dsi: inline msm_dsi_phy_set_src_pll Date: Wed, 31 Mar 2021 13:57:34 +0300 Message-Id: <20210331105735.3690009-24-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> References: <20210331105735.3690009-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The src_truthtable config is not used for some of phys, which use other means of configuring the master/slave usecases. Inline this function with the goal of removing src_pll_id argument in the next commit. Signed-off-by: Dmitry Baryshkov Tested-by: Stephen Boyd # on sc7180 lazor --- drivers/gpu/drm/msm/dsi/phy/dsi_phy.c | 17 ----------------- drivers/gpu/drm/msm/dsi/phy/dsi_phy.h | 8 -------- drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c | 2 -- drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c | 13 +++++++------ drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c | 11 +++++++---- drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c | 13 +++++++------ drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c | 1 - drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c | 2 -- 8 files changed, 21 insertions(+), 46 deletions(-) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 344887025720..93e81bb78d26 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -461,23 +461,6 @@ int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing, return 0; } -void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg, - u32 bit_mask) -{ - int phy_id = phy->id; - u32 val; - - if ((phy_id >= DSI_MAX) || (pll_id >= DSI_MAX)) - return; - - val = dsi_phy_read(phy->base + reg); - - if (phy->cfg->src_pll_truthtable[phy_id][pll_id]) - dsi_phy_write(phy->base + reg, val | bit_mask); - else - dsi_phy_write(phy->base + reg, val & (~bit_mask)); -} - static int dsi_phy_regulator_init(struct msm_dsi_phy *phy) { struct regulator_bulk_data *s = phy->supplies; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h index 7748f8b5ea53..00ef01baaebd 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.h @@ -33,12 +33,6 @@ struct msm_dsi_phy_cfg { unsigned long min_pll_rate; unsigned long max_pll_rate; - /* - * Each cell {phy_id, pll_id} of the truth table indicates - * if the source PLL selection bit should be set for each PHY. - * Fill default H/W values in illegal cells, eg. cell {0, 1}. - */ - bool src_pll_truthtable[DSI_MAX][DSI_MAX]; const resource_size_t io_start[DSI_MAX]; const int num_dsi_phy; const int quirks; @@ -121,7 +115,5 @@ int msm_dsi_dphy_timing_calc_v3(struct msm_dsi_dphy_timing *timing, struct msm_dsi_phy_clk_request *clk_req); int msm_dsi_dphy_timing_calc_v4(struct msm_dsi_dphy_timing *timing, struct msm_dsi_phy_clk_request *clk_req); -void msm_dsi_phy_set_src_pll(struct msm_dsi_phy *phy, int pll_id, u32 reg, - u32 bit_mask); #endif /* __DSI_PHY_H__ */ diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 655996cf8688..64b8b0efc1a4 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -921,7 +921,6 @@ static void dsi_10nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1, @@ -943,7 +942,6 @@ const struct msm_dsi_phy_cfg dsi_phy_10nm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_10nm_8998_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c index 090d3e7a2212..9a2937589435 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_14nm.c @@ -947,6 +947,7 @@ static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, int ret; void __iomem *base = phy->base; void __iomem *lane_base = phy->lane_base; + u32 glbl_test_ctrl; if (msm_dsi_dphy_timing_calc_v2(timing, clk_req)) { DRM_DEV_ERROR(&phy->pdev->dev, @@ -994,10 +995,12 @@ static int dsi_14nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, udelay(100); dsi_phy_write(base + REG_DSI_14nm_PHY_CMN_CTRL_1, 0x00); - msm_dsi_phy_set_src_pll(phy, src_pll_id, - REG_DSI_14nm_PHY_CMN_GLBL_TEST_CTRL, - DSI_14nm_PHY_CMN_GLBL_TEST_CTRL_BITCLK_HS_SEL); - + glbl_test_ctrl = dsi_phy_read(base + REG_DSI_14nm_PHY_CMN_GLBL_TEST_CTRL); + if (phy->id == DSI_1 && src_pll_id == DSI_0) + glbl_test_ctrl |= DSI_14nm_PHY_CMN_GLBL_TEST_CTRL_BITCLK_HS_SEL; + else + glbl_test_ctrl &= ~DSI_14nm_PHY_CMN_GLBL_TEST_CTRL_BITCLK_HS_SEL; + dsi_phy_write(base + REG_DSI_14nm_PHY_CMN_GLBL_TEST_CTRL, glbl_test_ctrl); ret = dsi_14nm_set_usecase(phy); if (ret) { DRM_DEV_ERROR(&phy->pdev->dev, "%s: set pll usecase failed, %d\n", @@ -1021,7 +1024,6 @@ static void dsi_14nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1, @@ -1043,7 +1045,6 @@ const struct msm_dsi_phy_cfg dsi_phy_14nm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_14nm_660_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c index 5e73f811d645..f5b88c85a8fc 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c @@ -70,6 +70,7 @@ static int dsi_20nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, int i; void __iomem *base = phy->base; u32 cfg_4[4] = {0x20, 0x40, 0x20, 0x00}; + u32 val; DBG(""); @@ -83,9 +84,12 @@ static int dsi_20nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, dsi_phy_write(base + REG_DSI_20nm_PHY_STRENGTH_0, 0xff); - msm_dsi_phy_set_src_pll(phy, src_pll_id, - REG_DSI_20nm_PHY_GLBL_TEST_CTRL, - DSI_20nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL); + val = dsi_phy_read(base + REG_DSI_20nm_PHY_GLBL_TEST_CTRL); + if (src_pll_id == DSI_1) + val |= DSI_20nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL; + else + val &= ~DSI_20nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL; + dsi_phy_write(base + REG_DSI_20nm_PHY_GLBL_TEST_CTRL, val); for (i = 0; i < 4; i++) { dsi_phy_write(base + REG_DSI_20nm_PHY_LN_CFG_3(i), @@ -125,7 +129,6 @@ static void dsi_20nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = { - .src_pll_truthtable = { {false, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { .num = 2, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c index e09fa80c413e..61f2f7f672ca 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm.c @@ -704,6 +704,7 @@ static int dsi_28nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, struct msm_dsi_dphy_timing *timing = &phy->timing; int i; void __iomem *base = phy->base; + u32 val; DBG(""); @@ -743,9 +744,12 @@ static int dsi_28nm_phy_enable(struct msm_dsi_phy *phy, int src_pll_id, dsi_phy_write(base + REG_DSI_28nm_PHY_CTRL_0, 0x5f); - msm_dsi_phy_set_src_pll(phy, src_pll_id, - REG_DSI_28nm_PHY_GLBL_TEST_CTRL, - DSI_28nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL); + val = dsi_phy_read(base + REG_DSI_28nm_PHY_GLBL_TEST_CTRL); + if (phy->id == DSI_1 && src_pll_id == DSI_0) + val &= ~DSI_28nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL; + else + val |= DSI_28nm_PHY_GLBL_TEST_CTRL_BITCLK_HS_SEL; + dsi_phy_write(base + REG_DSI_28nm_PHY_GLBL_TEST_CTRL, val); return 0; } @@ -763,7 +767,6 @@ static void dsi_28nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { - .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { .num = 1, @@ -785,7 +788,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { - .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { .num = 1, @@ -807,7 +809,6 @@ const struct msm_dsi_phy_cfg dsi_phy_28nm_hpm_famb_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_28nm_lp_cfgs = { - .src_pll_truthtable = { {true, true}, {true, true} }, .has_phy_regulator = true, .reg_cfg = { .num = 1, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c index 08bd93b719e0..83e275ed7476 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_28nm_8960.c @@ -642,7 +642,6 @@ static void dsi_28nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_28nm_8960_cfgs = { - .src_pll_truthtable = { {true, true}, {false, true} }, .has_phy_regulator = true, .reg_cfg = { .num = 1, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index b079ecc63212..dc28dd37c7f9 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -957,7 +957,6 @@ static void dsi_7nm_phy_disable(struct msm_dsi_phy *phy) } const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1, @@ -980,7 +979,6 @@ const struct msm_dsi_phy_cfg dsi_phy_7nm_cfgs = { }; const struct msm_dsi_phy_cfg dsi_phy_7nm_8150_cfgs = { - .src_pll_truthtable = { {false, false}, {true, false} }, .has_phy_lane = true, .reg_cfg = { .num = 1,