From mboxrd@z Thu Jan 1 00:00:00 1970 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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 25401C433F5 for ; Thu, 27 Jan 2022 14:10:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4EE3810EEDD; Thu, 27 Jan 2022 14:10:29 +0000 (UTC) Received: from new1-smtp.messagingengine.com (new1-smtp.messagingengine.com [66.111.4.221]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3A87B10EEDE for ; Thu, 27 Jan 2022 14:10:26 +0000 (UTC) Received: from compute5.internal (compute5.nyi.internal [10.202.2.45]) by mailnew.nyi.internal (Postfix) with ESMTP id 98441580644; Thu, 27 Jan 2022 09:10:25 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute5.internal (MEProxy); Thu, 27 Jan 2022 09:10:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cerno.tech; h=cc :cc:content-transfer-encoding:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:sender :subject:subject:to:to; s=fm2; bh=VusnnL++oQUSGwpOjUjdL4XYB8Ps4k thpOZUIiblgnA=; b=kJKiiTE5lWRhHQqixxeOTS/I+m01cXhyFQia8eUfmRKGDr 1I3cnPZU1KUs5JJ7sbaDZkPhpi/AdjSTUaYaI2gfB4uTtFPGdC1aH1QVsgizosuA 8Na5/XW3uPGqR6/IO0v3VRqtmDmsfw774iOzPnhJg1v278mL0PE76EyKGk1OD9mt ULXG1ePwO3IiW1ML+Se27Oauz5z04lycVT+9cLzh70Cqae9rx8IGjs2cZ3jG4Qh4 4l4MdSk5NSKRJOaqWsBBM5TmbGIYsSYRj1bi8xttFIfFNCEDV5vKLn41+DJzwqDi cUsgmZF49WHWsRyLaJ4b4537OQWOYAzhjCrosx0A== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding:date:date :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:sender:subject:subject:to:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=VusnnL ++oQUSGwpOjUjdL4XYB8Ps4kthpOZUIiblgnA=; b=ZYvg6xEKZbSyZbVMoW/bvq fOQdilVEiA+LvOldFcwxMU++IpDbomOAZsD4YYC8AItrVFNsdMsG1GcqFr1aFWF2 YouCuM9nWeg90KsqHNVwqTO/srUQyJCcht3coumOd02tkq+d8vEvGls2sO0PUeKW ZjCXn4sls8Nf+4peL2/AWsiOu5pnaEbMBOG/timqhbR/FvD+j7w+RgGtoQFWPVyM 83UaqeiyRl4RRxJY1f0/+mNnH3bQBInYVimlzDcgb/BUOj3KkZUM24bMi/6z3keV LgGG65n/SQ1aP2I5zuTuh9VMvUOrlnjTTrxJT+kuZ27rnn/3GxXVIB+nfBa6BD9A == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddrfeefgdeiudcutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkofgjfhgggfestdekredtredttdenucfhrhhomhepofgrgihimhgv ucftihhprghrugcuoehmrgigihhmvgestggvrhhnohdrthgvtghhqeenucggtffrrghtth gvrhhnpedvkeelveefffekjefhffeuleetleefudeifeehuddugffghffhffehveevheeh vdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehmrg igihhmvgestggvrhhnohdrthgvtghh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Thu, 27 Jan 2022 09:10:25 -0500 (EST) From: Maxime Ripard To: Maarten Lankhorst , Thomas Zimmermann , Maxime Ripard , Daniel Vetter , David Airlie Subject: [PATCH v5 1/6] drm/vc4: hdmi: Move clock validation to its own function Date: Thu, 27 Jan 2022 15:10:16 +0100 Message-Id: <20220127141021.302482-2-maxime@cerno.tech> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220127141021.302482-1-maxime@cerno.tech> References: <20220127141021.302482-1-maxime@cerno.tech> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Dom Cobley , Tim Gover , Dave Stevenson , Werner Sembach , dri-devel@lists.freedesktop.org, Phil Elwell Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Our code is doing the same clock rate validation in multiple instances. Let's create a helper to share the rate validation. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_hdmi.c | 26 +++++++++++++++----------- 1 file changed, 15 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index e3121eb5f605..105911644b02 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1261,6 +1261,19 @@ static void vc4_hdmi_encoder_atomic_mode_set(struct drm_encoder *encoder, mutex_unlock(&vc4_hdmi->mutex); } +static enum drm_mode_status +vc4_hdmi_encoder_clock_valid(const struct vc4_hdmi *vc4_hdmi, + unsigned long long clock) +{ + if (clock > vc4_hdmi->variant->max_pixel_clock) + return MODE_CLOCK_HIGH; + + if (vc4_hdmi->disable_4kp60 && clock > HDMI_14_MAX_TMDS_CLK) + return MODE_CLOCK_HIGH; + + return MODE_OK; +} + #define WIFI_2_4GHz_CH1_MIN_FREQ 2400000000ULL #define WIFI_2_4GHz_CH1_MAX_FREQ 2422000000ULL @@ -1304,10 +1317,7 @@ static int vc4_hdmi_encoder_atomic_check(struct drm_encoder *encoder, if (mode->flags & DRM_MODE_FLAG_DBLCLK) pixel_rate = pixel_rate * 2; - if (pixel_rate > vc4_hdmi->variant->max_pixel_clock) - return -EINVAL; - - if (vc4_hdmi->disable_4kp60 && (pixel_rate > HDMI_14_MAX_TMDS_CLK)) + if (vc4_hdmi_encoder_clock_valid(vc4_hdmi, pixel_rate) != MODE_OK) return -EINVAL; vc4_state->pixel_rate = pixel_rate; @@ -1326,13 +1336,7 @@ vc4_hdmi_encoder_mode_valid(struct drm_encoder *encoder, (mode->hsync_end % 2) || (mode->htotal % 2))) return MODE_H_ILLEGAL; - if ((mode->clock * 1000) > vc4_hdmi->variant->max_pixel_clock) - return MODE_CLOCK_HIGH; - - if (vc4_hdmi->disable_4kp60 && vc4_hdmi_mode_needs_scrambling(mode)) - return MODE_CLOCK_HIGH; - - return MODE_OK; + return vc4_hdmi_encoder_clock_valid(vc4_hdmi, mode->clock * 1000); } static const struct drm_encoder_helper_funcs vc4_hdmi_encoder_helper_funcs = { -- 2.34.1