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Lin" , Sean Paul , Jason Chen , Fei Shao , , , , , Hsiao Chien Sung Subject: [PATCH v9 15/21] drm/mediatek: Support "None" blending in Mixer Date: Fri, 14 Jun 2024 10:46:14 +0800 Message-ID: <20240614024620.19011-16-shawn.sung@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20240614024620.19011-1-shawn.sung@mediatek.com> References: <20240614024620.19011-1-shawn.sung@mediatek.com> MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--2.904600-8.000000 X-TMASE-MatchedRID: B7xIh5hTocDX3tqA7xZNm8ULzBBTAHAlG9Itfzsy8/WOUV82NDH4AlO4 BD7nLMxnTiQecD9aKoSRYJdMgDxPlopsQeZV7e/elUgQqGVMqmwk227IvqakhZsoi2XrUn/Jn6K dMrRsL14qtq5d3cxkNaGL6FinfedKXOIkAKiucmJZmVQnF9pSCWIbWLMPCbj4iY7MY8aB/ufMpj /sWaNtu8RH5snjo2MJUqFRtWIorbGQJHt+yuvvF6DE4wLr4uZ8dATQdtPksR+3/JiWOe6GXXSWg Q2GpXdZbxffl9hhCBw= X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--2.904600-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: FD0522F46D4E455882CE90A124D6603712A181DCE2A92C0AF48E82A4F385B26F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240613_194705_360642_969B0DE0 X-CRM114-Status: GOOD ( 10.56 ) 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 From: Hsiao Chien Sung Support "None" alpha blending mode on MediaTek's chips. Signed-off-by: Hsiao Chien Sung Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_ethdr.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mediatek/mtk_ethdr.c b/drivers/gpu/drm/mediatek/mtk_ethdr.c index 7eaafd44f320..907c0ed34c64 100644 --- a/drivers/gpu/drm/mediatek/mtk_ethdr.c +++ b/drivers/gpu/drm/mediatek/mtk_ethdr.c @@ -3,6 +3,7 @@ * Copyright (c) 2021 MediaTek Inc. */ +#include #include #include #include @@ -175,7 +176,8 @@ void mtk_ethdr_layer_config(struct device *dev, unsigned int idx, alpha_con |= state->base.alpha & MIXER_ALPHA; } - if (state->base.fb && !state->base.fb->format->has_alpha) { + if ((state->base.fb && !state->base.fb->format->has_alpha) || + state->base.pixel_blend_mode == DRM_MODE_BLEND_PIXEL_NONE) { /* * Mixer doesn't support CONST_BLD mode, * use a trick to make the output equivalent