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Fri, 14 Aug 2026 20:36:04 +0000 (UTC) Received: from GoldenWind.lan (unknown [10.22.64.233]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 94B5E197751A; Fri, 14 Aug 2026 20:36:00 +0000 (UTC) From: Lyude Paul To: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, nouveau@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-sunxi@lists.linux.dev, asahi@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-samsung-soc@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-mediatek@lists.infradead.org, intel-gfx@lists.freedesktop.org, linux-aspeed@lists.ozlabs.org, linux-rockchip@lists.infradead.org, linux-tegra@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-mips@vger.kernel.org, amd-gfx@lists.freedesktop.org, spice-devel@lists.freedesktop.org, intel-xe@lists.freedesktop.org, imx@lists.linux.dev Subject: [PATCH 4/5] drm/vblank: Use drm_for_each_crtc() in drm_vblank_init() Date: Fri, 14 Aug 2026 16:35:32 -0400 Message-ID: <20260814203542.1405135-5-lyude@redhat.com> In-Reply-To: <20260814203542.1405135-1-lyude@redhat.com> References: <20260814203542.1405135-1-lyude@redhat.com> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 X-Mimecast-MFC-PROC-ID: OxgY8D9P-JioH8mBFnOhMatzEW5xPZ37gqnchW_WnwI_1786739765 X-Mimecast-Originator: redhat.com content-type: text/plain; charset="US-ASCII"; x-default=true X-MORS-Enabled: yes X-MORS-DOMAIN: patchwork.local X-MORS-HOSTING: hosting172546 X-MORS-USER: hosting172546 X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= No functional changes yet, we just should be using this iterator here instead of manually counting the number of CRTCs anyhow. Signed-off-by: Lyude Paul --- drivers/gpu/drm/drm_vblank.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/drm_vblank.c b/drivers/gpu/drm/drm_vblank.c index 17283e8920378..d57405050554f 100644 --- a/drivers/gpu/drm/drm_vblank.c +++ b/drivers/gpu/drm/drm_vblank.c @@ -547,19 +547,20 @@ static void drm_vblank_init_release(struct drm_device *dev, void *ptr) int drm_vblank_init(struct drm_device *dev) { int ret; - unsigned int num_crtcs = dev->mode_config.num_crtc; - unsigned int i; + struct drm_crtc *crtc; spin_lock_init(&dev->vbl_lock); spin_lock_init(&dev->vblank_time_lock); - dev->vblank = drmm_kcalloc(dev, num_crtcs, sizeof(*dev->vblank), GFP_KERNEL); + dev->vblank = drmm_kcalloc(dev, dev->mode_config.num_crtc, + sizeof(*dev->vblank), GFP_KERNEL); if (!dev->vblank) return -ENOMEM; dev->has_hw_vblank = true; - for (i = 0; i < num_crtcs; i++) { + drm_for_each_crtc(crtc, dev) { + unsigned int i = crtc->index; struct drm_vblank_crtc *vblank = drm_vblank_crtc(dev, i); vblank->dev = dev;