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 732FEC5CFED for ; Tue, 11 Aug 2026 17:11:19 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 71CD410ED30; Tue, 11 Aug 2026 17:11:04 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=igalia.com header.i=@igalia.com header.b="pJJOfwUu"; dkim-atps=neutral Received: from fanzine2.igalia.com (fanzine2.igalia.com [213.97.179.56]) by gabe.freedesktop.org (Postfix) with ESMTPS id 91E2710ED0A; Tue, 11 Aug 2026 17:10:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=igalia.com; s=20170329; h=Content-Transfer-Encoding:MIME-Version:Message-ID:Date:Subject: Cc:To:From:From:Reply-To; bh=6wxTK7P3jCamLVB45nsIDvg8qPYN9Nhe8EEXCEZBTOE=; b= pJJOfwUuAGtJGShl0Zl/0pSmWoMIdAzezJ2HbK1PG2Zxwj0mJQ3TGuts96EBPGqs10VL0/Oxz9LJO x/CTwBCtVpYwXjVdv0Mg7cHdRVPiRQdp1Xhc8X5ZBVdnJ+Vwv0C1LGFZvf4XnAWlCSgWWMLytB8C/ Cs5IQiUZBACjNObKFJNc8GO/huIo3dhJfvLQNZxCR0khxaZg/QYOtM3zLRQ3rDRgP+gkgbn65yIn0 voF+lYvNzCW/jj/YUJJDzss3t24k5Icm3zMhnOQXkHu+6lx/47k1cokyDtzIqK8KZWjqvL4+w3D2p Hy1Q7H96aHzjtvCMlRMiHb7cZyKKxBGHog==; Received: from 154.red-79-147-121.dynamicip.rima-tde.net ([79.147.121.154] helo=killbill.Home) by fanzine2.igalia.com with esmtpsa (Cipher TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim) id 1wtpzh-00HH9d-A0; Tue, 11 Aug 2026 19:10:29 +0200 From: Melissa Wen To: airlied@gmail.com, alexander.deucher@amd.com, alex.hung@amd.com, aurabindo.pillai@amd.com, christian.koenig@amd.com, contact@emersion.fr, daniels@collabora.com, harry.wentland@amd.com, louis.chauvet@bootlin.com, maarten.lankhorst@linux.intel.com, mripard@kernel.org, mwen@igalia.com, sebastian.wick@redhat.com, simona@ffwll.ch, siqueira@igalia.com, sunpeng.li@amd.com, tzimmermann@suse.de Cc: Uma Shankar , Chaitanya Kumar Borah , Xaver Hugl , Pekka Paalanen , Matthew Schwartz , amd-gfx@lists.freedesktop.org, kernel-dev@igalia.com, Rob Clark , Dmitry Baryshkov , Sean Paul , Marijn Suijten , linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v4 08/11] drm/amd/display: make blnd bypass mode clearer Date: Tue, 11 Aug 2026 18:45:57 +0200 Message-ID: <20260811171011.184964-9-mwen@igalia.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260811171011.184964-1-mwen@igalia.com> References: <20260811171011.184964-1-mwen@igalia.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" If userspace set blnd colorop to bypass, AMD driver just skips blnd transfer function configuration. Currently, this is not an issue since dc plane state is a reset/default state, but it's not fully correct and doesn't mirror shaper tf helper. Make bypass mode setup clear by initially set tf->type as BYPASS and let the helper change its type according to userspace requests. Acked-by: Harry Wentland Signed-off-by: Melissa Wen --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c index ca9e43e81edf..ad67106c6435 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c @@ -1837,6 +1837,7 @@ __set_dm_plane_colorop_blend(struct drm_plane_state *plane_state, uint32_t blend_size = 0; int i = 0; + tf->type = TF_TYPE_BYPASS; dc_plane_state->cm.flags.bits.blend_enable = 0; /* 1D Curve - BLND TF: find state */ -- 2.53.0