From patchwork Thu Sep 19 15:11:02 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kaustabh Chakraborty X-Patchwork-Id: 13807809 Received: from layka.disroot.org (layka.disroot.org [178.21.23.139]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB0EC1A071B; Thu, 19 Sep 2024 15:11:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.21.23.139 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726758810; cv=none; b=fykOq7SptectjUvEr3wHJQKfY5eWbCM35/DOPHHt51vqKyhdIKsOcCy+6WnsjtfdNoN7RAFaNjUNth/SDSj/BazvIugL8eOOuaHCgYWWL5MilHt1VAH3/MAMY7M49RQ1R0lEuanZxjQI1LQdCeT+Ht/cTGVYzHgEtiYNB0cz8ic= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726758810; c=relaxed/simple; bh=GP7vulBylMtNMk0x+Curx74hl3PAursdsxiHeXQyGIc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ce6Z4DDILifHlsjzgz9O1igOzy4TqWFHxs5FEb5g6aZy4g2GLdhxNoZtsdZY/JaG49yk70XAo6Aheyw/w6p5bDVCx/4liDeRJmTwjSbPKLr8XVRzpaT3WY+mSC9gt6H185oKywNG299juGGEV271azBnIrMZvZ/TZ5WP7Ebj1K0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org; spf=pass smtp.mailfrom=disroot.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b=j1RU2oUi; arc=none smtp.client-ip=178.21.23.139 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=disroot.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=disroot.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=disroot.org header.i=@disroot.org header.b="j1RU2oUi" Received: from mail01.disroot.lan (localhost [127.0.0.1]) by disroot.org (Postfix) with ESMTP id 26EBA2384D; Thu, 19 Sep 2024 17:11:42 +0200 (CEST) X-Virus-Scanned: SPAM Filter at disroot.org Received: from layka.disroot.org ([127.0.0.1]) by localhost (disroot.org [127.0.0.1]) (amavis, port 10024) with ESMTP id jdkrb6ejJlZP; Thu, 19 Sep 2024 17:11:41 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=disroot.org; s=mail; t=1726758701; bh=GP7vulBylMtNMk0x+Curx74hl3PAursdsxiHeXQyGIc=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=j1RU2oUifgRfrDVJQxO5RYwZI3+S9p3yFuP19csagm0z4pTVEaXm8Gd7hIpcKPMPt ZIBH2f/A50JsqmhZZrmSkXN+RhjYYi4URKZDg3jV3d/oF/IOc7q+lkRSEWjcOD1NlZ g3ir59c/YHCO1WXX8HBTmmQVH+bPgbwI2oRquA7jbCLJXuuSAQjsAZXRDedzpsGU8R 0Tj84BcIBVZjJZuZ6bsib1xq5p+GhTqtrSpWAz3+Ysp80o+GIlcVJVOyb6j84XzIwq JjouLksHiEeK0NeUFcpL1Ydcsl23Gu316L0EhSiiIBzwsS64ySJLd/KHUjOZBNIDo2 /NCwekO55hZ4g== From: Kaustabh Chakraborty Date: Thu, 19 Sep 2024 20:41:02 +0530 Subject: [PATCH 3/6] drm/exynos: exynos7_drm_decon: fix ideal_clk by converting it to Hz Precedence: bulk X-Mailing-List: linux-samsung-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240919-exynosdrm-decon-v1-3-6c5861c1cb04@disroot.org> References: <20240919-exynosdrm-decon-v1-0-6c5861c1cb04@disroot.org> In-Reply-To: <20240919-exynosdrm-decon-v1-0-6c5861c1cb04@disroot.org> To: Inki Dae , Seung-Woo Kim , Kyungmin Park , David Airlie , Simona Vetter , Krzysztof Kozlowski , Alim Akhtar , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Conor Dooley Cc: dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Kaustabh Chakraborty The clkdiv values are incorrect as ideal_clk is in kHz and the clock rate of vclk is in Hz. Multiply 1000 to ideal_clk to bring it to Hz. Signed-off-by: Kaustabh Chakraborty --- drivers/gpu/drm/exynos/exynos7_drm_decon.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c index 2c4ee87ae6ec..4e4ced50ff15 100644 --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -137,7 +137,7 @@ static void decon_ctx_remove(struct decon_context *ctx) static u32 decon_calc_clkdiv(struct decon_context *ctx, const struct drm_display_mode *mode) { - unsigned long ideal_clk = mode->clock; + unsigned long ideal_clk = mode->clock * 1000; u32 clkdiv; /* Find the clock divider value that gets us closest to ideal_clk */