Message ID | 20231212121957.19231-9-shawn.sung@mediatek.com |
---|---|
State | New |
Headers |
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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 <shawn.sung@mediatek.com> To: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>, Chun-Kuang Hu <chunkuang.hu@kernel.org>, CK Hu <ck.hu@mediatek.com> CC: Philipp Zabel <p.zabel@pengutronix.de>, David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>, Rob Herring <robh+dt@kernel.org>, "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>, Matthias Brugger <matthias.bgg@gmail.com>, Chen-Yu Tsai <wenst@chromium.org>, Sean Paul <sean@poorly.run>, Fei Shao <fshao@chromium.org>, Bibby Hsieh <bibby.hsieh@mediatek.com>, <dri-devel@lists.freedesktop.org>, <linux-mediatek@lists.infradead.org>, <devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>, <linux-arm-kernel@lists.infradead.org>, "Hsiao Chien Sung" <shawn.sung@mediatek.com> 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 Content-Type: text/plain 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 X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE,UNPARSEABLE_RELAY autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on fry.vger.email Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (fry.vger.email [0.0.0.0]); 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Series |
Support IGT in display driver
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Commit Message
Shawn Sung (宋孝謙)
Dec. 12, 2023, 12:19 p.m. UTC
Support alpha blending by adding correct blend mode and
alpha property in plane initialization.
Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com>
---
drivers/gpu/drm/mediatek/mtk_drm_plane.c | 11 +++++++++++
1 file changed, 11 insertions(+)
Comments
Hi, Hsiao-chien: On Tue, 2023-12-12 at 20:19 +0800, Hsiao Chien Sung wrote: > Support alpha blending by adding correct blend mode and > alpha property in plane initialization. Reviewed-by: CK Hu <ck.hu@mediatek.com> > > Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com> > --- > 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/mediatek/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"); > } > > + err = drm_plane_create_alpha_property(plane); > + if (err) > + DRM_ERROR("failed to create property: alpha\n"); > + > + err = drm_plane_create_blend_mode_property(plane, > + BIT(DRM_MODE_BLEND_P > REMULTI) | > + BIT(DRM_MODE_BLEND_C > OVERAGE) | > + BIT(DRM_MODE_BLEND_P > IXEL_NONE)); > + if (err) > + DRM_ERROR("failed to create property: blend_mode\n"); > + > drm_plane_helper_add(plane, &mtk_plane_helper_funcs); > > return 0;
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_plane.c b/drivers/gpu/drm/mediatek/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"); } + err = drm_plane_create_alpha_property(plane); + if (err) + DRM_ERROR("failed to create property: alpha\n"); + + err = 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); return 0;