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Mon, 16 Sep 2024 09:25:59 -0700 (PDT) Received: from [192.168.0.10] ([178.233.24.52]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-378e780defdsm7485344f8f.115.2024.09.16.09.25.57 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 16 Sep 2024 09:25:58 -0700 (PDT) Message-ID: <63ca91a9-f2f4-483e-b7bf-11febcd49f1d@gmail.com> Date: Mon, 16 Sep 2024 19:25:56 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] drm/mediatek: ovl: Add fmt_support_man for MT8192 and MT8195 To: "Jason-JH.Lin" , Chun-Kuang Hu , AngeloGioacchino Del Regno Cc: Shawn Sung , dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Singo Chang , Nancy Lin , Project_Global_Chrome_Upstream_Group@mediatek.com References: <20240915161245.30296-1-jason-jh.lin@mediatek.com> From: Alper Nebi Yasak Content-Language: en-US, tr, en-GB In-Reply-To: <20240915161245.30296-1-jason-jh.lin@mediatek.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240916_092601_894642_7D01AE0A X-CRM114-Status: GOOD ( 13.40 ) 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 Hi, On 2024-09-15 19:12 +03:00, Jason-JH.Lin wrote: > OVL_CON_CLRFMT_MAN is an configuration for extending color format > settings of DISP_REG_OVL_CON(n). > It will change some of the original color format settings. > > Take the settings of (3 << 12) for example. > - If OVL_CON_CLRFMT_MAN = 0 means OVL_CON_CLRFMT_RGBA8888. > - If OVL_CON_CLRFMT_MAN = 1 means OVL_CON_CLRFMT_PARGB8888. > > Since OVL_CON_CLRFMT_MAN is not supported on previous SoCs, > It breaks the OVL color format setting of MT8173. > So add fmt_support_man to the driver data of MT8192 and MT8195 > to solve the downgrade problem. > > Fixes: a3f7f7ef4bfe ("drm/mediatek: Support "Pre-multiplied" blending in OVL") > Signed-off-by: Jason-JH.Lin > --- > drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 43 ++++++++++++++++++++----- > 1 file changed, 35 insertions(+), 8 deletions(-) Tested-by: Alper Nebi Yasak Thanks!