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[2001:4c4e:1b82:9b00:6e52:1a2a:5085:63a3]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4871ff3ae1fsm2975686f8f.8.2026.09.18.03.49.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2026 03:49:53 -0700 (PDT) From: Igor Paunovic To: Lu Yao Cc: Igor Paunovic , harry.wentland@amd.com, sunpeng.li@amd.com, alexander.deucher@amd.com, christian.koenig@amd.com, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [RESEND] drm/amd/display: fix audio playing speed up on POLARIS12 Date: Fri, 18 Sep 2026 12:49:25 +0200 Message-ID: <20260918104925.33904-1-royalnet026@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20251205074344.143063-1-yaolu@kylinos.cn> References: <20251205074344.143063-1-yaolu@kylinos.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Lu Yao, I hit the same bug on a Polaris10 (RX 580) with a TV at 3840x2160@60 in YCbCr 4:2:0, and your patch was the only fix I could find, thank you for posting it. I have sent a patch that fixes the DTO0 module for HDMI 4:2:0 on DCE 11.2, 11.22 and 12.x, which should cover POLARIS12 too, and leaves ACR (N/CTS) as it is: https://lore.kernel.org/r/20260918100443.23694-1-royalnet026@gmail.com I could only test Polaris10. If you still have the RX550, a test of that patch on a tree without yours would help a lot. An LLM helped me draft this mail. Thanks, Igor