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[86.58.6.68]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6a09c63dca6sm5741293a12.16.2026.08.03.07.29.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Aug 2026 07:29:56 -0700 (PDT) From: Jernej =?UTF-8?B?xaBrcmFiZWM=?= To: Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Chen-Yu Tsai Cc: Chen-Yu Tsai , linux-sunxi@lists.linux.dev, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drm/sun4i: framebuffer: Set mode_config.normalize_zpos Date: Mon, 03 Aug 2026 16:29:53 +0200 Message-ID: In-Reply-To: <20260803111319.2836240-1-wenst@chromium.org> References: <20260803111319.2836240-1-wenst@chromium.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260803_073000_156132_9E79FD3F X-CRM114-Status: GOOD ( 11.53 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Dne ponedeljek, 3. avgust 2026 ob 13:13:18 Srednjeevropski poletni =C4=8Das= je Chen-Yu Tsai napisal(a): > Back when support for zpos was added in commit 47a05f4a68f9 ("drm/sun4i: > backend: Add support for zpos"), a custom atomic_check callback was also > added in commit b8f1230dd3bf ("drm/sun4i: framebuffer: Add a custom > atomic_check") to have a place to call drm_atomic_normalize_zpos(). >=20 > Commit 49efffc7fbd4 ("drm: Add drm_mode_config->normalize_zpos boolean") > added drm_atomic_normalize_zpos() to the standard atomic_check function. >=20 > Set mode_config.normalize_zpos and drop the custom atomic_check > implementation, which at this point is just a simplified copy of the > standard one. The standard one also checks whether async updates are > valid and updates the self refresh state, but neither feature is > supported by this driver. >=20 > Signed-off-by: Chen-Yu Tsai Acked-by: Jernej Skrabec Best regards, Jernej