From patchwork Fri Feb 11 22:40:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 541873 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 32B6BC4332F for ; Fri, 11 Feb 2022 22:40:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241222AbiBKWkS (ORCPT ); Fri, 11 Feb 2022 17:40:18 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:38448 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1351444AbiBKWkP (ORCPT ); Fri, 11 Feb 2022 17:40:15 -0500 Received: from mail-lf1-x12a.google.com (mail-lf1-x12a.google.com [IPv6:2a00:1450:4864:20::12a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 573B5D63 for ; Fri, 11 Feb 2022 14:40:13 -0800 (PST) Received: by mail-lf1-x12a.google.com with SMTP id f23so19232270lfe.5 for ; Fri, 11 Feb 2022 14:40:13 -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=SBUYoGN6o4Dyxbi6sA/h7qKj6NEx5YhCR4BssGplT28=; b=afFOmyEXvgJZcDXWgSX+Y2jf62X9o6x/8F+IcpChySQ11pwH33JrfVkS7Fy40LVWOm 5Gb1rLUoQb9166elS3WQvb9yRdn4Vp+5aCHWb9DDHko4WLPGxSPosIQiCLPaeQreEwXa t/FB3k8wJEKVCUX1gNxiYfsszkdiKKEV476+PlUM1pQq8fEu7MZbmHMmkLuhlLOJz5N7 S+GDMmeHtVsJbFehFdra3DMrqxX8CYmo9jcwku8j1xOobkQrh6r0J73EUBxsAY2+e+GX 9MKli1AqewqwZbSKkoJemkq69TgJ9ZOALfITCGdXGPGSLpI9+SqgE+mQxZWtYFn69NLR 2olQ== 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=SBUYoGN6o4Dyxbi6sA/h7qKj6NEx5YhCR4BssGplT28=; b=t0RqqiZyLKInrFr+l7uFKuafLWnYiTjYn3GeOZS7pawL9SeGCHojtrcsaCAncwn5rE kGl62/o6HTYwOZG6PLV8N/rCkZoT0KRV19efWoGYWUH8QlS8x5ZkEUI7/Y1eP9SojOq/ yNjnVpIsnKjBX+n+zRdRBV9E1838E2/Cj/dNbF3z2nEwv9Et5gU2tQHTrQngjrT3rlve +9gK62Rj2OdCT3XDxCzHvuEx0FnCHg/W7QnloW8fkDz9z7XB286dqpxXZNG48Q1FCHxa /FQkHugsr2e4cY8cuPz/ObVkg7U4g/RssGHhVC+Qdew2/WTlCNEHM+ugR/eF6upLZzUX EsRw== X-Gm-Message-State: AOAM531IPbc6ev0nNWHPgTdNJGIeSNXC/DE3QcybMbZrdP8ZCrRenJzd 4WVvEavtdHYQHo0cYBC6Av0XDw== X-Google-Smtp-Source: ABdhPJx+yksoVf1BYs+eq1gvUYebiHfWyzuziNR8u/rc3thJz8XIPF/6WygOjDBNAwZQxqw9qaN1iQ== X-Received: by 2002:a05:6512:128f:: with SMTP id u15mr2743104lfs.359.1644619211687; Fri, 11 Feb 2022 14:40:11 -0800 (PST) Received: from eriador.lan ([37.153.55.125]) by smtp.gmail.com with ESMTPSA id a6sm3319983ljb.93.2022.02.11.14.40.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Feb 2022 14:40:11 -0800 (PST) From: Dmitry Baryshkov To: Bjorn Andersson , Rob Clark , Sean Paul , Abhinav Kumar , Kuogee Hsieh Cc: Stephen Boyd , David Airlie , Daniel Vetter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org Subject: [RFC PATCH v2 5/5] drm/msm/dp: remove extra wrappers and public functions Date: Sat, 12 Feb 2022 01:40:06 +0300 Message-Id: <20220211224006.1797846-6-dmitry.baryshkov@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220211224006.1797846-1-dmitry.baryshkov@linaro.org> References: <20220211224006.1797846-1-dmitry.baryshkov@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org dp_bridge's functions are thin wrappers around the msm_dp_display_* family. Squash dp_bridge callbacks into respective msm_dp_display functions, removing the latter functions from public space. Signed-off-by: Dmitry Baryshkov Reviewed-by: Abhinav Kumar --- drivers/gpu/drm/msm/dp/dp_display.c | 54 +++++++++++++++------- drivers/gpu/drm/msm/dp/dp_display.h | 1 - drivers/gpu/drm/msm/dp/dp_drm.c | 72 ++--------------------------- drivers/gpu/drm/msm/dp/dp_drm.h | 22 ++++++++- drivers/gpu/drm/msm/msm_drv.h | 31 ------------- 5 files changed, 60 insertions(+), 120 deletions(-) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index 59e5e5b8e5b4..a9b641a68bff 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -10,7 +10,6 @@ #include #include #include -#include #include "msm_drv.h" #include "msm_kms.h" @@ -945,18 +944,36 @@ int dp_display_set_plugged_cb(struct msm_dp *dp_display, return 0; } -int dp_display_validate_mode(struct msm_dp *dp, u32 mode_pclk_khz) +/** + * dp_bridge_mode_valid - callback to determine if specified mode is valid + * @bridge: Pointer to drm bridge structure + * @info: display info + * @mode: Pointer to drm mode structure + * Returns: Validity status for specified mode + */ +enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode) { const u32 num_components = 3, default_bpp = 24; struct dp_display_private *dp_display; struct dp_link_info *link_info; u32 mode_rate_khz = 0, supported_rate_khz = 0, mode_bpp = 0; + struct msm_dp *dp; + int mode_pclk_khz = mode->clock; + + dp = to_dp_bridge(bridge)->dp_display; if (!dp || !mode_pclk_khz || !dp->connector) { DRM_ERROR("invalid params\n"); return -EINVAL; } + if ((dp->max_pclk_khz <= 0) || + (dp->max_pclk_khz > DP_MAX_PIXEL_CLK_KHZ) || + (mode->clock > dp->max_pclk_khz)) + return MODE_BAD; + dp_display = container_of(dp, struct dp_display_private, dp_display); link_info = &dp_display->panel->link_info; @@ -1501,7 +1518,7 @@ int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, dp_display->encoder = encoder; - dp_display->bridge = msm_dp_bridge_init(dp_display, dev, encoder); + dp_display->bridge = dp_bridge_init(dp_display, dev, encoder); if (IS_ERR(dp_display->bridge)) { ret = PTR_ERR(dp_display->bridge); DRM_DEV_ERROR(dev->dev, @@ -1528,8 +1545,10 @@ int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, return 0; } -int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder) +void dp_bridge_enable(struct drm_bridge *drm_bridge) { + struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = dp_bridge->dp_display; int rc = 0; struct dp_display_private *dp_display; u32 state; @@ -1537,7 +1556,7 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder) dp_display = container_of(dp, struct dp_display_private, dp_display); if (!dp_display->dp_mode.drm_mode.clock) { DRM_ERROR("invalid params\n"); - return -EINVAL; + return; } mutex_lock(&dp_display->event_mutex); @@ -1549,14 +1568,14 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder) if (rc) { DRM_ERROR("Failed to perform a mode set, rc=%d\n", rc); mutex_unlock(&dp_display->event_mutex); - return rc; + return; } rc = dp_display_prepare(dp); if (rc) { DRM_ERROR("DP display prepare failed, rc=%d\n", rc); mutex_unlock(&dp_display->event_mutex); - return rc; + return; } state = dp_display->hpd_state; @@ -1581,23 +1600,23 @@ int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder) dp_display->hpd_state = ST_CONNECTED; mutex_unlock(&dp_display->event_mutex); - - return rc; } -int msm_dp_display_pre_disable(struct msm_dp *dp, struct drm_encoder *encoder) +void dp_bridge_disable(struct drm_bridge *drm_bridge) { + struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = dp_bridge->dp_display; struct dp_display_private *dp_display; dp_display = container_of(dp, struct dp_display_private, dp_display); dp_ctrl_push_idle(dp_display->ctrl); - - return 0; } -int msm_dp_display_disable(struct msm_dp *dp, struct drm_encoder *encoder) +void dp_bridge_post_disable(struct drm_bridge *drm_bridge) { + struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = dp_bridge->dp_display; int rc = 0; u32 state; struct dp_display_private *dp_display; @@ -1624,13 +1643,14 @@ int msm_dp_display_disable(struct msm_dp *dp, struct drm_encoder *encoder) } mutex_unlock(&dp_display->event_mutex); - return rc; } -void msm_dp_display_mode_set(struct msm_dp *dp, struct drm_encoder *encoder, - const struct drm_display_mode *mode, - const struct drm_display_mode *adjusted_mode) +void dp_bridge_mode_set(struct drm_bridge *drm_bridge, + const struct drm_display_mode *mode, + const struct drm_display_mode *adjusted_mode) { + struct msm_dp_bridge *dp_bridge = to_dp_bridge(drm_bridge); + struct msm_dp *dp = dp_bridge->dp_display; struct dp_display_private *dp_display; dp_display = container_of(dp, struct dp_display_private, dp_display); diff --git a/drivers/gpu/drm/msm/dp/dp_display.h b/drivers/gpu/drm/msm/dp/dp_display.h index 7af2b186d2d9..49a1d89681ac 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.h +++ b/drivers/gpu/drm/msm/dp/dp_display.h @@ -32,7 +32,6 @@ struct msm_dp { int dp_display_set_plugged_cb(struct msm_dp *dp_display, hdmi_codec_plugged_cb fn, struct device *codec_dev); -int dp_display_validate_mode(struct msm_dp *dp_display, u32 mode_pclk_khz); int dp_display_get_modes(struct msm_dp *dp_display, struct dp_display_mode *dp_mode); int dp_display_request_irq(struct msm_dp *dp_display); diff --git a/drivers/gpu/drm/msm/dp/dp_drm.c b/drivers/gpu/drm/msm/dp/dp_drm.c index 57800b865fe6..7ce1aca48687 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.c +++ b/drivers/gpu/drm/msm/dp/dp_drm.c @@ -13,14 +13,6 @@ #include "msm_kms.h" #include "dp_drm.h" - -struct msm_dp_bridge { - struct drm_bridge bridge; - struct msm_dp *dp_display; -}; - -#define to_dp_display(x) container_of((x), struct msm_dp_bridge, bridge) - /** * dp_bridge_detect - callback to determine if connector is connected * @bridge: Pointer to drm bridge structure @@ -30,7 +22,7 @@ static enum drm_connector_status dp_bridge_detect(struct drm_bridge *bridge) { struct msm_dp *dp; - dp = to_dp_display(bridge)->dp_display; + dp = to_dp_bridge(bridge)->dp_display; DRM_DEBUG_DP("is_connected = %s\n", (dp->is_connected) ? "true" : "false"); @@ -55,7 +47,7 @@ static int dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector * if (!connector) return 0; - dp = to_dp_display(bridge)->dp_display; + dp = to_dp_bridge(bridge)->dp_display; dp_mode = kzalloc(sizeof(*dp_mode), GFP_KERNEL); if (!dp_mode) @@ -95,64 +87,6 @@ static int dp_bridge_get_modes(struct drm_bridge *bridge, struct drm_connector * return rc; } -/** - * dp_bridge_mode_valid - callback to determine if specified mode is valid - * @bridge: Pointer to drm bridge structure - * @info: display info - * @mode: Pointer to drm mode structure - * Returns: Validity status for specified mode - */ -static enum drm_mode_status dp_bridge_mode_valid( - struct drm_bridge *bridge, - const struct drm_display_info *info, - const struct drm_display_mode *mode) -{ - struct msm_dp *dp_disp; - - dp_disp = to_dp_display(bridge)->dp_display; - - if ((dp_disp->max_pclk_khz <= 0) || - (dp_disp->max_pclk_khz > DP_MAX_PIXEL_CLK_KHZ) || - (mode->clock > dp_disp->max_pclk_khz)) - return MODE_BAD; - - return dp_display_validate_mode(dp_disp, mode->clock); -} - -static void dp_bridge_mode_set(struct drm_bridge *drm_bridge, - const struct drm_display_mode *mode, - const struct drm_display_mode *adjusted_mode) -{ - struct msm_dp_bridge *dp_bridge = to_dp_display(drm_bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - - msm_dp_display_mode_set(dp_display, drm_bridge->encoder, mode, adjusted_mode); -} - -static void dp_bridge_enable(struct drm_bridge *drm_bridge) -{ - struct msm_dp_bridge *dp_bridge = to_dp_display(drm_bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - - msm_dp_display_enable(dp_display, drm_bridge->encoder); -} - -static void dp_bridge_disable(struct drm_bridge *drm_bridge) -{ - struct msm_dp_bridge *dp_bridge = to_dp_display(drm_bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - - msm_dp_display_pre_disable(dp_display, drm_bridge->encoder); -} - -static void dp_bridge_post_disable(struct drm_bridge *drm_bridge) -{ - struct msm_dp_bridge *dp_bridge = to_dp_display(drm_bridge); - struct msm_dp *dp_display = dp_bridge->dp_display; - - msm_dp_display_disable(dp_display, drm_bridge->encoder); -} - static const struct drm_bridge_funcs dp_bridge_ops = { .enable = dp_bridge_enable, .disable = dp_bridge_disable, @@ -163,7 +97,7 @@ static const struct drm_bridge_funcs dp_bridge_ops = { .detect = dp_bridge_detect, }; -struct drm_bridge *msm_dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, +struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, struct drm_encoder *encoder) { int rc; diff --git a/drivers/gpu/drm/msm/dp/dp_drm.h b/drivers/gpu/drm/msm/dp/dp_drm.h index c27bfceefdf0..f4b1ed1e24f7 100644 --- a/drivers/gpu/drm/msm/dp/dp_drm.h +++ b/drivers/gpu/drm/msm/dp/dp_drm.h @@ -7,12 +7,30 @@ #define _DP_DRM_H_ #include -#include -#include +#include #include "msm_drv.h" #include "dp_display.h" +struct msm_dp_bridge { + struct drm_bridge bridge; + struct msm_dp *dp_display; +}; + +#define to_dp_bridge(x) container_of((x), struct msm_dp_bridge, bridge) + struct drm_connector *dp_drm_connector_init(struct msm_dp *dp_display); +struct drm_bridge *dp_bridge_init(struct msm_dp *dp_display, struct drm_device *dev, + struct drm_encoder *encoder); + +void dp_bridge_enable(struct drm_bridge *drm_bridge); +void dp_bridge_disable(struct drm_bridge *drm_bridge); +void dp_bridge_post_disable(struct drm_bridge *drm_bridge); +enum drm_mode_status dp_bridge_mode_valid(struct drm_bridge *bridge, + const struct drm_display_info *info, + const struct drm_display_mode *mode); +void dp_bridge_mode_set(struct drm_bridge *drm_bridge, + const struct drm_display_mode *mode, + const struct drm_display_mode *adjusted_mode); #endif /* _DP_DRM_H_ */ diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index d7574e6bd4e4..b698a3be6072 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -385,16 +385,6 @@ int __init msm_dp_register(void); void __exit msm_dp_unregister(void); int msm_dp_modeset_init(struct msm_dp *dp_display, struct drm_device *dev, struct drm_encoder *encoder); -int msm_dp_display_enable(struct msm_dp *dp, struct drm_encoder *encoder); -int msm_dp_display_disable(struct msm_dp *dp, struct drm_encoder *encoder); -int msm_dp_display_pre_disable(struct msm_dp *dp, struct drm_encoder *encoder); -void msm_dp_display_mode_set(struct msm_dp *dp, struct drm_encoder *encoder, - const struct drm_display_mode *mode, - const struct drm_display_mode *adjusted_mode); - -struct drm_bridge *msm_dp_bridge_init(struct msm_dp *dp_display, - struct drm_device *dev, - struct drm_encoder *encoder); void msm_dp_irq_postinstall(struct msm_dp *dp_display); void msm_dp_snapshot(struct msm_disp_state *disp_state, struct msm_dp *dp_display); @@ -414,27 +404,6 @@ static inline int msm_dp_modeset_init(struct msm_dp *dp_display, { return -EINVAL; } -static inline int msm_dp_display_enable(struct msm_dp *dp, - struct drm_encoder *encoder) -{ - return -EINVAL; -} -static inline int msm_dp_display_disable(struct msm_dp *dp, - struct drm_encoder *encoder) -{ - return -EINVAL; -} -static inline int msm_dp_display_pre_disable(struct msm_dp *dp, - struct drm_encoder *encoder) -{ - return -EINVAL; -} -static inline void msm_dp_display_mode_set(struct msm_dp *dp, - struct drm_encoder *encoder, - const struct drm_display_mode *mode, - const struct drm_display_mode *adjusted_mode) -{ -} static inline void msm_dp_irq_postinstall(struct msm_dp *dp_display) {