From patchwork Wed Oct 13 20:48:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fernando Ramos X-Patchwork-Id: 12557045 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EE7FC43217 for ; Wed, 13 Oct 2021 20:49:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3998261130 for ; Wed, 13 Oct 2021 20:49:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229991AbhJMUvK (ORCPT ); Wed, 13 Oct 2021 16:51:10 -0400 Received: from new3-smtp.messagingengine.com ([66.111.4.229]:59117 "EHLO new3-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229987AbhJMUvJ (ORCPT ); Wed, 13 Oct 2021 16:51:09 -0400 Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.nyi.internal (Postfix) with ESMTP id 43EAF581176; 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b=UTvVmxB3 GyfKxlco7NgMZkBZqeJWuqf75HZa5Bbv0N3wHX+hCcR/CIJdNeQU0wbS07Mi7PzL NRv4u1ZWnPbNN/HEjDcQKFGMxPdGTT1JT7y++7AhUF+rzH0hl3mLxYVanh6qeN67 hLm7bvT/IDScIyOgO/jJIqzMK3JBBCbEk0ACTIEsY+dTr5fwkmQstVhkb48AniFg rAh1CzB9XBdeLyTvIO6L8uJCiYdX84/i3BtkK4v8l7vK9EJCblhgGfNDY1Qov6GP 9pnzSoRNjqKO0GeLqHNngDZWVIOsceX1CfYqGXGXc2WsXw5Qs65nCTvU5HrdlQ9i t/u9m/VwlKTiJA== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvtddrvddutddgudehudcutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecunecujfgurhephffvufffkffojghfggfgsedtke ertdertddtnecuhfhrohhmpefhvghrnhgrnhguohcutfgrmhhoshcuoehgrhgvvghnfhho ohesuhelvddrvghuqeenucggtffrrghtthgvrhhnpeekleekjedtheejheekfefggeevvd fgueegffeuveduhfehueegkeeijedvvdejfeenucevlhhushhtvghrufhiiigvpedunecu rfgrrhgrmhepmhgrihhlfhhrohhmpehgrhgvvghnfhhoohesuhelvddrvghu X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 13 Oct 2021 16:49:02 -0400 (EDT) From: Fernando Ramos To: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org, sean@poorly.run, linux-doc@vger.kernel.org, amd-gfx@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, nouveau@lists.freedesktop.org, linux-renesas-soc@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v4 04/20] drm: cleanup: drm_modeset_lock_all() --> DRM_MODESET_LOCK_ALL_BEGIN() Date: Wed, 13 Oct 2021 22:48:30 +0200 Message-Id: <20211013204846.90026-5-greenfoo@u92.eu> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211013204846.90026-1-greenfoo@u92.eu> References: <20211013204846.90026-1-greenfoo@u92.eu> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org As requested in Documentation/gpu/todo.rst, replace driver calls to drm_modeset_lock_all() with DRM_MODESET_LOCK_ALL_BEGIN() and DRM_MODESET_LOCK_ALL_END() Signed-off-by: Fernando Ramos Reviewed-by: Sean Paul --- drivers/gpu/drm/drm_client_modeset.c | 5 +++-- drivers/gpu/drm/drm_crtc_helper.c | 18 ++++++++++++------ drivers/gpu/drm/drm_fb_helper.c | 10 ++++++---- drivers/gpu/drm/drm_framebuffer.c | 6 ++++-- 4 files changed, 25 insertions(+), 14 deletions(-) diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c index 5f5184f071ed..43f772543d2a 100644 --- a/drivers/gpu/drm/drm_client_modeset.c +++ b/drivers/gpu/drm/drm_client_modeset.c @@ -1062,9 +1062,10 @@ static int drm_client_modeset_commit_legacy(struct drm_client_dev *client) struct drm_device *dev = client->dev; struct drm_mode_set *mode_set; struct drm_plane *plane; + struct drm_modeset_acquire_ctx ctx; int ret = 0; - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); drm_for_each_plane(plane, dev) { if (plane->type != DRM_PLANE_TYPE_PRIMARY) drm_plane_force_disable(plane); @@ -1093,7 +1094,7 @@ static int drm_client_modeset_commit_legacy(struct drm_client_dev *client) goto out; } out: - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); return ret; } diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c index bff917531f33..f3ce073dff79 100644 --- a/drivers/gpu/drm/drm_crtc_helper.c +++ b/drivers/gpu/drm/drm_crtc_helper.c @@ -218,11 +218,14 @@ static void __drm_helper_disable_unused_functions(struct drm_device *dev) */ void drm_helper_disable_unused_functions(struct drm_device *dev) { + struct drm_modeset_acquire_ctx ctx; + int ret; + WARN_ON(drm_drv_uses_atomic_modeset(dev)); - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); __drm_helper_disable_unused_functions(dev); - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); } EXPORT_SYMBOL(drm_helper_disable_unused_functions); @@ -942,12 +945,14 @@ void drm_helper_resume_force_mode(struct drm_device *dev) struct drm_crtc *crtc; struct drm_encoder *encoder; const struct drm_crtc_helper_funcs *crtc_funcs; + struct drm_modeset_acquire_ctx ctx; int encoder_dpms; bool ret; + int err; WARN_ON(drm_drv_uses_atomic_modeset(dev)); - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, err); drm_for_each_crtc(crtc, dev) { if (!crtc->enabled) @@ -982,7 +987,7 @@ void drm_helper_resume_force_mode(struct drm_device *dev) /* disable the unused connectors while restoring the modesetting */ __drm_helper_disable_unused_functions(dev); - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, err); } EXPORT_SYMBOL(drm_helper_resume_force_mode); @@ -1002,9 +1007,10 @@ EXPORT_SYMBOL(drm_helper_resume_force_mode); int drm_helper_force_disable_all(struct drm_device *dev) { struct drm_crtc *crtc; + struct drm_modeset_acquire_ctx ctx; int ret = 0; - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); drm_for_each_crtc(crtc, dev) if (crtc->enabled) { struct drm_mode_set set = { @@ -1016,7 +1022,7 @@ int drm_helper_force_disable_all(struct drm_device *dev) goto out; } out: - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); return ret; } EXPORT_SYMBOL(drm_helper_force_disable_all); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 8e7a124d6c5a..3b5661cf6c2b 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -940,10 +940,11 @@ static int setcmap_legacy(struct fb_cmap *cmap, struct fb_info *info) struct drm_fb_helper *fb_helper = info->par; struct drm_mode_set *modeset; struct drm_crtc *crtc; + struct drm_modeset_acquire_ctx ctx; u16 *r, *g, *b; int ret = 0; - drm_modeset_lock_all(fb_helper->dev); + DRM_MODESET_LOCK_ALL_BEGIN(fb_helper->dev, ctx, 0, ret); drm_client_for_each_modeset(modeset, &fb_helper->client) { crtc = modeset->crtc; if (!crtc->funcs->gamma_set || !crtc->gamma_size) { @@ -970,7 +971,7 @@ static int setcmap_legacy(struct fb_cmap *cmap, struct fb_info *info) goto out; } out: - drm_modeset_unlock_all(fb_helper->dev); + DRM_MODESET_LOCK_ALL_END(fb_helper->dev, ctx, ret); return ret; } @@ -1441,10 +1442,11 @@ static int pan_display_legacy(struct fb_var_screeninfo *var, struct drm_fb_helper *fb_helper = info->par; struct drm_client_dev *client = &fb_helper->client; struct drm_mode_set *modeset; + struct drm_modeset_acquire_ctx ctx; int ret = 0; mutex_lock(&client->modeset_mutex); - drm_modeset_lock_all(fb_helper->dev); + DRM_MODESET_LOCK_ALL_BEGIN(fb_helper->dev, ctx, 0, ret); drm_client_for_each_modeset(modeset, client) { modeset->x = var->xoffset; modeset->y = var->yoffset; @@ -1457,7 +1459,7 @@ static int pan_display_legacy(struct fb_var_screeninfo *var, } } } - drm_modeset_unlock_all(fb_helper->dev); + DRM_MODESET_LOCK_ALL_END(fb_helper->dev, ctx, ret); mutex_unlock(&client->modeset_mutex); return ret; diff --git a/drivers/gpu/drm/drm_framebuffer.c b/drivers/gpu/drm/drm_framebuffer.c index 07f5abc875e9..205e9aa9a409 100644 --- a/drivers/gpu/drm/drm_framebuffer.c +++ b/drivers/gpu/drm/drm_framebuffer.c @@ -1059,8 +1059,10 @@ static void legacy_remove_fb(struct drm_framebuffer *fb) struct drm_device *dev = fb->dev; struct drm_crtc *crtc; struct drm_plane *plane; + struct drm_modeset_acquire_ctx ctx; + int ret; - drm_modeset_lock_all(dev); + DRM_MODESET_LOCK_ALL_BEGIN(dev, ctx, 0, ret); /* remove from any CRTC */ drm_for_each_crtc(crtc, dev) { if (crtc->primary->fb == fb) { @@ -1082,7 +1084,7 @@ static void legacy_remove_fb(struct drm_framebuffer *fb) drm_plane_force_disable(plane); } } - drm_modeset_unlock_all(dev); + DRM_MODESET_LOCK_ALL_END(dev, ctx, ret); } /**