From patchwork Fri Jul 7 20:37:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 700111 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35306C0015E for ; Fri, 7 Jul 2023 20:37:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229471AbjGGUhc (ORCPT ); Fri, 7 Jul 2023 16:37:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50742 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230245AbjGGUhb (ORCPT ); Fri, 7 Jul 2023 16:37:31 -0400 Received: from mail-lj1-x22b.google.com (mail-lj1-x22b.google.com [IPv6:2a00:1450:4864:20::22b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C45221986 for ; Fri, 7 Jul 2023 13:37:28 -0700 (PDT) Received: by mail-lj1-x22b.google.com with SMTP id 38308e7fff4ca-2b6ff1ad155so43210451fa.0 for ; Fri, 07 Jul 2023 13:37:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1688762247; x=1691354247; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=QVNUqRxGSvqZGhfUwezGpm5aWkk2unbiIok3/DPMWHk=; b=Cw7DbQ+exWThzz4VkPpX5E/sLH//s6l21a73QaBM6njIFcVFlQQ7apaKHRfrd92Yq2 T/iKbBR11tnnocKGPwQIv36zKvP+VQI10QH0UfZBtLQAL/zRaEC1pRfdYfJV25/Rj3ZM tYSJQj+YW5YsGoynnuxLzDdjkYFOvV3PeQBFAIYkaPpYwwMlYj/LQUwukl8/1Ua00V7j aWDjtg9U6QSQWvj451pNU4TUggjj8c2oaIbLx9Inq1GrBYDdMHfs8GeabeKGKS4qHZAe nvzWbMJeN7xWogsSSJ1GiLxPTOKrVXrPtTs62vrZJiKt337JND0s/GFcOVT+Y9o/RSP2 G0Sw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688762247; x=1691354247; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=QVNUqRxGSvqZGhfUwezGpm5aWkk2unbiIok3/DPMWHk=; b=IMmRia3CrN/I8BoG7no3f8pyLGHVwERGFNDf290rjGNI0dxyLTNZmYK7oqpGYYaf+X gVk35RQ/ZMefYXXfC9wiK70s+KmuKyaCeOzCr1IZf7RBGb9ky1vzqejaXEUi+btOZPTT iRMjK+wWBHvLgE+HiCd456YHj+XAfmEjSu8XS5rvALlgl2R02EBxY0blFUIWeT8Al8z/ ML4obVS+8wGt1UwpJKdUDvnRaDZwbLC10mug9Pl5S5sv5Ytb+bmq91+i5RRg0EcsCrHE MlCMFzGX6vBuXFHK3FC/g+YOEphjZfTYLy3qFSOSIfKjgpibIAczuLo/nYG0hgHQgL2/ E2nA== X-Gm-Message-State: ABy/qLbUMH3tKQUGTQSmHlDs9ddr/Uilfazv8cHvPNseB3tHeygK9p2K KuuBy8sJN7tBpDI9AOKlGUdFjA== X-Google-Smtp-Source: APBJJlHRAT7NBD93kQ4JaTf3hfiIrKgHXC6VAhcG56WhpT6ayg3RO3b8QJg9f4EMD/gb0dT+QSpe9Q== X-Received: by 2002:a05:6512:3111:b0:4f8:52a8:d123 with SMTP id n17-20020a056512311100b004f852a8d123mr2133303lfb.12.1688762247008; Fri, 07 Jul 2023 13:37:27 -0700 (PDT) Received: from umbar.unikie.fi ([192.130.178.91]) by smtp.gmail.com with ESMTPSA id d4-20020ac244c4000000b004fb738796casm808899lfm.40.2023.07.07.13.37.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 Jul 2023 13:37:26 -0700 (PDT) From: Dmitry Baryshkov To: Rob Clark , Sean Paul , Abhinav Kumar , Marijn Suijten Cc: Stephen Boyd , David Airlie , Daniel Vetter , Bjorn Andersson , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH 03/13] drm/msm/dpu: use devres-managed allocation for interrupts data Date: Fri, 7 Jul 2023 23:37:14 +0300 Message-Id: <20230707203724.3820757-4-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230707203724.3820757-1-dmitry.baryshkov@linaro.org> References: <20230707203724.3820757-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use devm_kzalloc to create interrupts data structure. This allows us to remove corresponding kfree and drop dpu_hw_intr_destroy() function. Signed-off-by: Dmitry Baryshkov --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c | 14 ++++++-------- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h | 11 ++++------- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 4 +--- 3 files changed, 11 insertions(+), 18 deletions(-) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c index 5e2d68ebb113..945f34736206 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c @@ -6,6 +6,8 @@ #include #include +#include + #include "dpu_core_irq.h" #include "dpu_kms.h" #include "dpu_hw_interrupts.h" @@ -441,8 +443,9 @@ static void __intr_offset(const struct dpu_mdss_cfg *m, hw->blk_addr = addr + m->mdp[0].base; } -struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr, - const struct dpu_mdss_cfg *m) +struct dpu_hw_intr *dpu_hw_intr_init(struct drm_device *dev, + void __iomem *addr, + const struct dpu_mdss_cfg *m) { struct dpu_hw_intr *intr; int nirq = MDP_INTR_MAX * 32; @@ -450,7 +453,7 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr, if (!addr || !m) return ERR_PTR(-EINVAL); - intr = kzalloc(struct_size(intr, irq_tbl, nirq), GFP_KERNEL); + intr = drmm_kzalloc(dev, struct_size(intr, irq_tbl, nirq), GFP_KERNEL); if (!intr) return ERR_PTR(-ENOMEM); @@ -465,11 +468,6 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr, return intr; } -void dpu_hw_intr_destroy(struct dpu_hw_intr *intr) -{ - kfree(intr); -} - int dpu_core_irq_register_callback(struct dpu_kms *dpu_kms, int irq_idx, void (*irq_cb)(void *arg, int irq_idx), void *irq_arg) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h index 1f2dabc54c22..b0d7bb073203 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h @@ -70,15 +70,12 @@ struct dpu_hw_intr { /** * dpu_hw_intr_init(): Initializes the interrupts hw object + * @dev: Corresponding device for devres management * @addr: mapped register io address of MDP * @m: pointer to MDSS catalog data */ -struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr, - const struct dpu_mdss_cfg *m); +struct dpu_hw_intr *dpu_hw_intr_init(struct drm_device *dev, + void __iomem *addr, + const struct dpu_mdss_cfg *m); -/** - * dpu_hw_intr_destroy(): Cleanup interrutps hw object - * @intr: pointer to interrupts hw object - */ -void dpu_hw_intr_destroy(struct dpu_hw_intr *intr); #endif diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 85b8c9cc99ef..ef232dc838c7 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -807,8 +807,6 @@ static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms) { int i; - if (dpu_kms->hw_intr) - dpu_hw_intr_destroy(dpu_kms->hw_intr); dpu_kms->hw_intr = NULL; /* safe to call these more than once during shutdown */ @@ -1095,7 +1093,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms) goto err_pm_put; } - dpu_kms->hw_intr = dpu_hw_intr_init(dpu_kms->mmio, dpu_kms->catalog); + dpu_kms->hw_intr = dpu_hw_intr_init(dev, dpu_kms->mmio, dpu_kms->catalog); if (IS_ERR(dpu_kms->hw_intr)) { rc = PTR_ERR(dpu_kms->hw_intr); DPU_ERROR("hw_intr init failed: %d\n", rc);