linux-kernel - Re: [PATCH v11 0/5] Fix degradation problem of alpha blending series

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Message-ID: <CAAOTY__fuUpvFeFXZrmvmFAM+92a-UJ9-ye6hQZHS_BHXpbAUA@mail.gmail.com>
Date: Tue, 22 Oct 2024 20:58:03 +0800
From: Chun-Kuang Hu <chunkuang.hu@...nel.org>
To: "Jason-JH.Lin" <jason-jh.lin@...iatek.com>
Cc: Adam Thiede <me@...mthiede.com>, Yassine Oudjana <yassine.oudjana@...il.com>, 
	Chun-Kuang Hu <chunkuang.hu@...nel.org>, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
	Shawn Sung <shawn.sung@...iatek.com>, Alper Nebi Yasak <alpernebiyasak@...il.com>, 
	dri-devel@...ts.freedesktop.org, linux-mediatek@...ts.infradead.org, 
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
	Singo Chang <singo.chang@...iatek.com>, Nancy Lin <nancy.lin@...iatek.com>, 
	Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v11 0/5] Fix degradation problem of alpha blending series

Hi, Jason:

Jason-JH.Lin <jason-jh.lin@...iatek.com> 於 2024年10月9日 週三 上午11:46寫道：
>
> Some SoCs do not support the ignore_pixl_alpha flag, which breaks the
> XRGB8888 format. Some SoCs do not support pre-multiplied pixel formats
> and extending configuration of OVL pre-multiplied color formats,
> such as MT8173.
>
> Fix the SoC degradation problem by this series.

For this series, applied to mediatek-drm-fixes [1], thanks.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-fixes

Regards,
Chun-Kuang.

>
> Tested-by: Chen-Yu Tsai <wenst@...omium.org>
> ---
>
> Change in v11:
> Fix typo in commit message.
>
> Change in v10:
> 1. Fix the commit message and comment for OVL_CON_AEN
>
> Change in v9:
> 1. Add the fix patch for the XRGB8888 downgrade issue of MT8173
> 2. Add the refine patch for ignore_pixel_alpha statement
>
> Change in v8:
> Remove blend_modes for not supported pre-multiplied SoCs to fix the
> return error from drm_plane_create_blend_mode_property().
>
> Change in v7:
> 1. Add the remove color format comment patch for OVL
> 2. Fix warning: 'const' type qualifier on return type has no effect
>
> Chnage in v6:
> 1. Use blend_modes instead of function pointer in OVL
> 2. Use ethdr instead of mdp_rdma to get blend_modes
> 3. Add 0 checking for adding blend_mode property for mtk_plane
>
> Change in v5:
> Add fix patch for mtk_plane
>
> Change in v4:
> Add lost cases of mtk_ovl_fmt_convert_with_blend
>
> Change in v3:
> Change MACRO approach to function pointer in driver data
>
> Change in v2:
> Fix build error and typo
>
> Change in v1:
> Add fix patch for OVL unsupport color format settings by driver data
>
> ---
>
> Jason-JH.Lin (5):
>   drm/mediatek: ovl: Fix XRGB format breakage for blend_modes
>     unsupported SoCs
>   drm/mediatek: ovl: Refine ignore_pixel_alpha comment and placement
>   drm/mediatek: ovl: Remove the color format comment for
>     ovl_fmt_convert()
>   drm/mediatek: ovl: Add blend_modes to driver data
>   drm/mediatek: Add blend_modes to mtk_plane_init() for different SoCs
>
>  drivers/gpu/drm/mediatek/mtk_crtc.c           |  1 +
>  drivers/gpu/drm/mediatek/mtk_ddp_comp.c       |  2 +
>  drivers/gpu/drm/mediatek/mtk_ddp_comp.h       | 10 +++
>  drivers/gpu/drm/mediatek/mtk_disp_drv.h       |  2 +
>  drivers/gpu/drm/mediatek/mtk_disp_ovl.c       | 70 ++++++++++++++-----
>  .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   |  7 ++
>  drivers/gpu/drm/mediatek/mtk_ethdr.c          |  7 ++
>  drivers/gpu/drm/mediatek/mtk_ethdr.h          |  1 +
>  drivers/gpu/drm/mediatek/mtk_plane.c          | 15 ++--
>  drivers/gpu/drm/mediatek/mtk_plane.h          |  4 +-
>  10 files changed, 92 insertions(+), 27 deletions(-)
>
> --
> 2.43.0
>