From nobody Fri Sep 20 08:28:26 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 112F2C4332F for ; Tue, 12 Dec 2023 12:20:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346497AbjLLMUQ (ORCPT ); Tue, 12 Dec 2023 07:20:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55772 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232461AbjLLMUG (ORCPT ); Tue, 12 Dec 2023 07:20:06 -0500 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D5AEEC3; Tue, 12 Dec 2023 04:20:09 -0800 (PST) X-UUID: c6ccf47498e811eea5db2bebc7c28f94-20231212 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=6ySY1u/YNaA7jfhX55xp0CtWVrzD0erxT1NWG3Ec/Vo=; b=OIEbJsAG8If+T82xYPUBlgMMcstui73Dbqn9SEvN+8rRZU2HYibvLcB9rpFBInAlveVG1WxEJpeIZnfkUukI8pPT193NurNO4/lgd9Z2HKZuF7gO1V3cOkBmQlu49oQ/0H6jKcWBiqCJEatLbKxWiqaEg9qJOlyay3u7YAsu9bQ=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.35,REQID:b8749653-df68-4fb8-9bbc-43700a6fcc63,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION: release,TS:0 X-CID-META: VersionHash:5d391d7,CLOUDID:373b1c61-c89d-4129-91cb-8ebfae4653fc,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1,SPR:NO, DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0 X-CID-BAS: 0,_,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: c6ccf47498e811eea5db2bebc7c28f94-20231212 Received: from mtkmbs14n2.mediatek.inc [(172.21.101.76)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 594440457; Tue, 12 Dec 2023 20:20:03 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by MTKMBS14N1.mediatek.inc (172.21.101.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Tue, 12 Dec 2023 20:20:01 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Tue, 12 Dec 2023 20:20:01 +0800 From: Hsiao Chien Sung To: AngeloGioacchino Del Regno , Chun-Kuang Hu , CK Hu CC: Philipp Zabel , David Airlie , Daniel Vetter , Rob Herring , "Krzysztof Kozlowski" , Matthias Brugger , Chen-Yu Tsai , Sean Paul , Fei Shao , Bibby Hsieh , , , , , , "Hsiao Chien Sung" Subject: [PATCH v4 08/17] drm/mediatek: Support alpha blending in display driver Date: Tue, 12 Dec 2023 20:19:48 +0800 Message-ID: <20231212121957.19231-9-shawn.sung@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20231212121957.19231-1-shawn.sung@mediatek.com> References: <20231212121957.19231-1-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--6.676900-8.000000 X-TMASE-MatchedRID: uP1aVdOuidn2fv0LTPfvM6MVgdN9w+TCG9Itfzsy8/Xvnm3ZesFzgvKC 81FnsF5IrUhQzMxACbp+6n5OByhL/9S/P7msP4phXP5rFAucBUF9LQinZ4QefPcjNeVeWlqY+gt Hj7OwNO31Kzk40dEY9ZuHU9bZjqh9ETalZivxO7S1Qc3P+ghxGHPWA7TjQr4H X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--6.676900-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 430A300697861B49F3FF941E41A8CF8D528CC0377473359CF40861FC00E808A82000:8 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Support alpha blending by adding correct blend mode and alpha property in plane initialization. Signed-off-by: Hsiao Chien Sung Reviewed-by: CK Hu --- drivers/gpu/drm/mediatek/mtk_drm_plane.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/med= iatek/mtk_drm_plane.c index 9208f03b3f8c..dfd81172a940 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_plane.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_plane.c @@ -349,6 +349,17 @@ int mtk_plane_init(struct drm_device *dev, struct drm_= plane *plane, DRM_INFO("Create rotation property failed\n"); } =20 + err =3D drm_plane_create_alpha_property(plane); + if (err) + DRM_ERROR("failed to create property: alpha\n"); + + err =3D drm_plane_create_blend_mode_property(plane, + BIT(DRM_MODE_BLEND_PREMULTI) | + BIT(DRM_MODE_BLEND_COVERAGE) | + BIT(DRM_MODE_BLEND_PIXEL_NONE)); + if (err) + DRM_ERROR("failed to create property: blend_mode\n"); + drm_plane_helper_add(plane, &mtk_plane_helper_funcs); =20 return 0; --=20 2.18.0