From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: shawn.sung@mediatek.com, Chun-Kuang Hu <chunkuang.hu@kernel.org>,
Philipp Zabel <p.zabel@pengutronix.de>,
David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
Matthias Brugger <matthias.bgg@gmail.com>
Cc: dri-devel@lists.freedesktop.org,
linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Hsiao Chien Sung <shawn.sung@mediatek.corp-partner.google.com>
Subject: Re: [PATCH v3 4/5] drm/mediatek: Support "Pre-multiplied" blending in Mixer
Date: Wed, 10 Jul 2024 14:03:18 +0200 [thread overview]
Message-ID: <147231f5-7732-4400-9feb-f563c07dbc91@collabora.com> (raw)
In-Reply-To: <20240710-alpha-blending-v3-4-289c187f9c6f@mediatek.com>
Il 10/07/24 10:52, Hsiao Chien Sung via B4 Relay ha scritto:
> From: Hsiao Chien Sung <shawn.sung@mediatek.com>
>
> Support "Pre-multiplied" alpha blending mode in Mixer.
> Before this patch, only the coverage mode is supported.
>
> To replace the default setting that is set in mtk_ethdr_config(),
> we change mtk_ddp_write_mask() to mtk_ddp_write(), and this change will
> also reset the NON_PREMULTI_SOURCE bit that was assigned in
> mtk_ethdr_config(). Therefore, we must still set NON_PREMULTI_SOURCE bit
> if the blend mode is not DRM_MODE_BLEND_PREMULTI.
>
> Signed-off-by: Hsiao Chien Sung <shawn.sung@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
next prev parent reply other threads:[~2024-07-10 12:03 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-10 8:52 [PATCH v3 0/5] Support alpha blending in MTK display driver Hsiao Chien Sung via B4 Relay
2024-07-10 8:52 ` [PATCH v3 1/5] drm/mediatek: Support "None" blending in OVL Hsiao Chien Sung via B4 Relay
2024-07-10 8:52 ` [PATCH v3 2/5] drm/mediatek: Support "None" blending in Mixer Hsiao Chien Sung via B4 Relay
2024-07-10 12:02 ` AngeloGioacchino Del Regno
2024-07-10 8:52 ` [PATCH v3 3/5] drm/mediatek: Support "Pre-multiplied" blending in OVL Hsiao Chien Sung via B4 Relay
2024-07-10 12:02 ` AngeloGioacchino Del Regno
2024-07-11 1:35 ` Shawn Sung (宋孝謙)
2024-07-10 8:52 ` [PATCH v3 4/5] drm/mediatek: Support "Pre-multiplied" blending in Mixer Hsiao Chien Sung via B4 Relay
2024-07-10 12:03 ` AngeloGioacchino Del Regno [this message]
2024-07-10 8:52 ` [PATCH v3 5/5] drm/mediatek: Support alpha blending in display driver Hsiao Chien Sung via B4 Relay
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