[v3,07/25] drm/msm/dsi: move all PLL callbacks into PHY config struct

Message ID	20210327110305.3289784-8-dmitry.baryshkov@linaro.org
State	Superseded
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of linux-arm-msm-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>, Abhinav Kumar <abhinavk@codeaurora.org>, Jonathan Marek <jonathan@marek.ca>, Michael Turquette <mturquette@baylibre.com> Cc: Stephen Boyd <sboyd@kernel.org>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-clk@vger.kernel.org Subject: [PATCH v3 07/25] drm/msm/dsi: move all PLL callbacks into PHY config struct Date: Sat, 27 Mar 2021 14:02:47 +0300 Message-Id: <20210327110305.3289784-8-dmitry.baryshkov@linaro.org> In-Reply-To: <20210327110305.3289784-1-dmitry.baryshkov@linaro.org> References: <20210327110305.3289784-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	drm/msm/dsi: refactor MSM DSI PHY/PLL drivers \| expand [v3,00/25] drm/msm/dsi: refactor MSM DSI PHY/PLL drivers [v3,01/25] clk: fixed: add devm helper for clk_hw_register_fixed_factor() [v3,02/25] clk: mux: provide devm_clk_hw_register_mux() [v3,03/25] clk: divider: add devm_clk_hw_register_divider [v3,04/25] drm/msm/dsi: replace PHY's init callback with configurable data [v3,06/25] drm/msm/dsi: drop multiple pll enable_seq support [v3,07/25] drm/msm/dsi: move all PLL callbacks into PHY config struct [v3,08/25] drm/msm/dsi: drop global msm_dsi_phy_type enumaration [v3,09/25] drm/msm/dsi: move min/max PLL rate to phy config [v3,10/25] drm/msm/dsi: remove msm_dsi_pll_set_usecase [v3,11/25] drm/msm/dsi: push provided clocks handling into a generic code [v3,12/25] drm/msm/dsi: use devm_clk_*register to registe DSI PHY clocks [v3,13/25] drm/msm/dsi: use devm_of_clk_add_hw_provider [v3,14/25] drm/msm/dsi: make save/restore_state phy-level functions [v3,15/25] drm/msm/dsi: drop vco_delay setting from 7nm, 10nm, 14nm drivers [v3,16/25] drm/msm/dpu: simplify vco_delay handling in dsi_phy_28nm driver [v3,17/25] drm/msi/dsi: inline msm_dsi_pll_helper_clk_prepare/unprepare [v3,18/25] drm/msm/dsi: make save_state/restore_state callbacks accept msm_dsi_phy [v3,19/25] drm/msm/dsi: drop msm_dsi_pll abstracton [v3,20/25] drm/msm/dsi: drop PLL accessor functions [v3,21/25] drm/msm/dsi: move ioremaps to dsi_phy_driver_probe [v3,22/25] drm/msm/dsi: remove duplicate fields from dsi_pll_Nnm instances [v3,23/25] drm/msm/dsi: remove temp data from global pll structure [v3,24/25] drm/msm/dsi: inline msm_dsi_phy_set_src_pll [v3,25/25] drm/msm/dsi: stop passing src_pll_id to the phy_enable call

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__ */

[v3,07/25] drm/msm/dsi: move all PLL callbacks into PHY config struct

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Patch