From patchwork Fri Mar 4 03:21:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 548169 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 E402CC433F5 for ; Fri, 4 Mar 2022 03:21:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237831AbiCDDWF (ORCPT ); Thu, 3 Mar 2022 22:22:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237830AbiCDDWF (ORCPT ); Thu, 3 Mar 2022 22:22:05 -0500 Received: from mail-lf1-x134.google.com (mail-lf1-x134.google.com [IPv6:2a00:1450:4864:20::134]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0BD1F179A34 for ; Thu, 3 Mar 2022 19:21:18 -0800 (PST) Received: by mail-lf1-x134.google.com with SMTP id f37so11845561lfv.8 for ; Thu, 03 Mar 2022 19:21:17 -0800 (PST) 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=XYDpL3FGrD5kOQ20oFsHVga2uc75+kr2TdhDwBKMo4A=; b=zGo30lMhW4Tq21S0ZpxxK2UrvHVPhPYgruPeu3V3pSAu3JECr0k4aWhBeNc1Q2usDE 9ong26pdLWpUAWjsaOQIrSaY9sbsrsnGNpHnPhVOxQ5a/uAXmJhY0m6ajeYxpnyuGAk1 HAj99n7LR18WOrAbZbpR4ZiSN8XXTVnouRRHXuhjclaqYpreEBAI78qQBVrOQVwoc4bd T4vDON/5jDz+BvUBBq+VbWxUETwoThLBPFl0nQYXd4WnQ0M0ByUdMe4y9TbtlAItj/he Tre++q6Q+kVmNIcbkzOp3BZWkdfmHMpfqAi8em4rBOadW8ToEDnev1jew3uI3RyGCyfD 0HRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=XYDpL3FGrD5kOQ20oFsHVga2uc75+kr2TdhDwBKMo4A=; b=ApFA8QohYerIOK57PAlV7y7wi4ed7PKxCrLGMd1XBCdDWJoyOjoHCF1F+N5mr5CDC8 0D7oCLozLmaXOcvZIrAeUzAyvMV+Lzt/YeJoULr4jVTskSn2ucBKRITb9evd/+ElBTjY JlUuRqywyfByS3eEaXZW8pEAEmiUXSidY+xcV7OXYm5xZK6Ob3Q2xgHTHc28ABqkuvA6 QLLQkF+JUmKImWSaQESvRxpK0KXiPzojvm2grTnoVbnal/EMyeARYZOOaAzoAwRW6Ie9 o9tw2u2cflqKAoYcbD3hTV1dQKh44NGkkywYWZmHCjJYBuLzA0reWv2Fp+OQpiKqvbLy s6aQ== X-Gm-Message-State: AOAM530u1l3fr925Ae4C74hpcAJTSlFD+CNjLpO6874GV1JXzpRWHZ0h 1yoiTbfFMCmn4ZEUTB0a2EDxyg== X-Google-Smtp-Source: ABdhPJzQvYTEFE8bFbtU83h8+57zD+YzuBEW7lPuQaBjKC93rXm55iwhVSZDsfw0HBnicEGJL2UiIg== X-Received: by 2002:a05:6512:16a7:b0:445:862e:a1ba with SMTP id bu39-20020a05651216a700b00445862ea1bamr18817776lfb.85.1646364076339; Thu, 03 Mar 2022 19:21:16 -0800 (PST) Received: from eriador.lan ([2001:470:dd84:abc0::8a5]) by smtp.gmail.com with ESMTPSA id w24-20020ac254b8000000b00445b7d115efsm772079lfk.301.2022.03.03.19.21.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Mar 2022 19:21:15 -0800 (PST) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [PATCH v3 5/5] drm/msm: allow compile time selection of driver components Date: Fri, 4 Mar 2022 06:21:06 +0300 Message-Id: <20220304032106.2866043-6-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220304032106.2866043-1-dmitry.baryshkov@linaro.org> References: <20220304032106.2866043-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org MSM DRM driver already allows one to compile out the DP or DSI support. Add support for disabling other features like MDP4/MDP5/DPU drivers or direct HDMI output support. Suggested-by: Stephen Boyd Signed-off-by: Dmitry Baryshkov Reviewed-by: Stephen Boyd --- drivers/gpu/drm/msm/Kconfig | 50 ++++++++++++++++++++++++++++++++-- drivers/gpu/drm/msm/Makefile | 18 ++++++++++-- drivers/gpu/drm/msm/msm_drv.h | 33 ++++++++++++++++++++++ drivers/gpu/drm/msm/msm_mdss.c | 13 +++++++-- 4 files changed, 106 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 9b019598e042..3735fd41eb3b 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -46,12 +46,39 @@ config DRM_MSM_GPU_SUDO Only use this if you are a driver developer. This should *not* be enabled for production kernels. If unsure, say N. -config DRM_MSM_HDMI_HDCP - bool "Enable HDMI HDCP support in MSM DRM driver" +config DRM_MSM_MDSS + bool + depends on DRM_MSM + default n + +config DRM_MSM_MDP4 + bool "Enable MDP4 support in MSM DRM driver" depends on DRM_MSM default y help - Choose this option to enable HDCP state machine + Compile in support for the Mobile Display Processor v4 (MDP4) in + the MSM DRM driver. It is the older display controller found in + devices using APQ8064/MSM8960/MSM8x60 platforms. + +config DRM_MSM_MDP5 + bool "Enable MDP5 support in MSM DRM driver" + depends on DRM_MSM + select DRM_MSM_MDSS + default y + help + Compile in support for the Mobile Display Processor v5 (MDP4) in + the MSM DRM driver. It is the display controller found in devices + using e.g. APQ8016/MSM8916/APQ8096/MSM8996/MSM8974/SDM6x0 platforms. + +config DRM_MSM_DPU + bool "Enable DPU support in MSM DRM driver" + depends on DRM_MSM + select DRM_MSM_MDSS + default y + help + Compile in support for the Display Processing Unit in + the MSM DRM driver. It is the display controller found in devices + using e.g. SDM845 and newer platforms. config DRM_MSM_DP bool "Enable DisplayPort support in MSM DRM driver" @@ -116,3 +143,20 @@ config DRM_MSM_DSI_7NM_PHY help Choose this option if DSI PHY on SM8150/SM8250/SC7280 is used on the platform. + +config DRM_MSM_HDMI + bool "Enable HDMI support in MSM DRM driver" + depends on DRM_MSM + default y + help + Compile in support for the HDMI output MSM DRM driver. It can + be a primary or a secondary display on device. Note that this is used + only for the direct HDMI output. If the device outputs HDMI data + throught some kind of DSI-to-HDMI bridge, this option can be disabled. + +config DRM_MSM_HDMI_HDCP + bool "Enable HDMI HDCP support in MSM DRM driver" + depends on DRM_MSM && DRM_MSM_HDMI + default y + help + Choose this option to enable HDCP state machine diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index e76927b42033..5fe9c20ab9ee 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -16,6 +16,8 @@ msm-y := \ adreno/a6xx_gpu.o \ adreno/a6xx_gmu.o \ adreno/a6xx_hfi.o \ + +msm-$(CONFIG_DRM_MSM_HDMI) += \ hdmi/hdmi.o \ hdmi/hdmi_audio.o \ hdmi/hdmi_bridge.o \ @@ -27,8 +29,8 @@ msm-y := \ hdmi/hdmi_phy_8x60.o \ hdmi/hdmi_phy_8x74.o \ hdmi/hdmi_pll_8960.o \ - disp/mdp_format.o \ - disp/mdp_kms.o \ + +msm-$(CONFIG_DRM_MSM_MDP4) += \ disp/mdp4/mdp4_crtc.o \ disp/mdp4/mdp4_dtv_encoder.o \ disp/mdp4/mdp4_lcdc_encoder.o \ @@ -37,6 +39,8 @@ msm-y := \ disp/mdp4/mdp4_irq.o \ disp/mdp4/mdp4_kms.o \ disp/mdp4/mdp4_plane.o \ + +msm-$(CONFIG_DRM_MSM_MDP5) += \ disp/mdp5/mdp5_cfg.o \ disp/mdp5/mdp5_ctl.o \ disp/mdp5/mdp5_crtc.o \ @@ -47,6 +51,8 @@ msm-y := \ disp/mdp5/mdp5_mixer.o \ disp/mdp5/mdp5_plane.o \ disp/mdp5/mdp5_smp.o \ + +msm-$(CONFIG_DRM_MSM_DPU) += \ disp/dpu1/dpu_core_perf.o \ disp/dpu1/dpu_crtc.o \ disp/dpu1/dpu_encoder.o \ @@ -69,6 +75,13 @@ msm-y := \ disp/dpu1/dpu_plane.o \ disp/dpu1/dpu_rm.o \ disp/dpu1/dpu_vbif.o \ + +msm-$(CONFIG_DRM_MSM_MDSS) += \ + msm_mdss.o \ + +msm-y += \ + disp/mdp_format.o \ + disp/mdp_kms.o \ disp/msm_disp_snapshot.o \ disp/msm_disp_snapshot_util.o \ msm_atomic.o \ @@ -86,7 +99,6 @@ msm-y := \ msm_gpu_devfreq.o \ msm_io_utils.o \ msm_iommu.o \ - msm_mdss.o \ msm_perf.o \ msm_rd.o \ msm_ringbuffer.o \ diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index c1aaadfbea34..6bad7e7b479d 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -314,10 +314,20 @@ struct drm_fb_helper *msm_fbdev_init(struct drm_device *dev); void msm_fbdev_free(struct drm_device *dev); struct hdmi; +#ifdef CONFIG_DRM_MSM_HDMI int msm_hdmi_modeset_init(struct hdmi *hdmi, struct drm_device *dev, struct drm_encoder *encoder); void __init msm_hdmi_register(void); void __exit msm_hdmi_unregister(void); +#else +static inline int msm_hdmi_modeset_init(struct hdmi *hdmi, struct drm_device *dev, + struct drm_encoder *encoder) +{ + return -EINVAL; +} +static inline void __init msm_hdmi_register(void) {} +static inline void __exit msm_hdmi_unregister(void) {} +#endif struct msm_dsi; #ifdef CONFIG_DRM_MSM_DSI @@ -432,14 +442,37 @@ static inline void msm_dp_debugfs_init(struct msm_dp *dp_display, #endif +#ifdef CONFIG_DRM_MSM_MDP4 void msm_mdp4_register(void); void msm_mdp4_unregister(void); +#else +static inline void msm_mdp4_register(void) {} +static inline void msm_mdp4_unregister(void) {} +#endif + +#ifdef CONFIG_DRM_MSM_MDP5 void msm_mdp_register(void); void msm_mdp_unregister(void); +#else +static inline void msm_mdp_register(void) {} +static inline void msm_mdp_unregister(void) {} +#endif + +#ifdef CONFIG_DRM_MSM_DPU void msm_dpu_register(void); void msm_dpu_unregister(void); +#else +static inline void msm_dpu_register(void) {} +static inline void msm_dpu_unregister(void) {} +#endif + +#ifdef CONFIG_DRM_MSM_MDSS void msm_mdss_register(void); void msm_mdss_unregister(void); +#else +static inline void msm_mdss_register(void) {} +static inline void msm_mdss_unregister(void) {} +#endif #ifdef CONFIG_DEBUG_FS void msm_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m); diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c index 4d25d8955301..66714b356762 100644 --- a/drivers/gpu/drm/msm/msm_mdss.c +++ b/drivers/gpu/drm/msm/msm_mdss.c @@ -303,8 +303,17 @@ static const struct dev_pm_ops mdss_pm_ops = { static int find_mdp_node(struct device *dev, void *data) { - return of_match_node(dpu_dt_match, dev->of_node) || - of_match_node(mdp5_dt_match, dev->of_node); +#ifdef CONFIG_DRM_MSM_DPU + if (of_match_node(dpu_dt_match, dev->of_node)) + return true; +#endif + +#ifdef CONFIG_DRM_MSM_MDP5 + if (of_match_node(mdp5_dt_match, dev->of_node)) + return true; +#endif + + return false; } static int mdss_probe(struct platform_device *pdev)