From: CK Hu <ck.hu@mediatek.com>
To: jason-jh.lin <jason-jh.lin@mediatek.com>
Cc: <chunkuang.hu@kernel.org>, <matthias.bgg@gmail.com>,
<linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
<Project_Global_Chrome_Upstream_Group@mediatek.com>,
<fshao@google.com>, <nancy.lin@mediatek.com>,
<singo.chang@mediatek.com>
Subject: Re: [PATCH v1 07/17] drm/mediatek: add OVL support for MT8195
Date: Wed, 7 Jul 2021 13:03:16 +0800 [thread overview]
Message-ID: <1625634196.7824.13.camel@mtksdaap41> (raw)
In-Reply-To: <20210707041249.29816-8-jason-jh.lin@mediatek.com>
Hi, Jason:
On Wed, 2021-07-07 at 12:12 +0800, jason-jh.lin wrote:
> Add OVL support for MT8195.
>
> Signed-off-by: jason-jh.lin <jason-jh.lin@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 9 +++++++++
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 ++
> 2 files changed, 11 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> index 961f87f8d4d1..99c39487026d 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
> @@ -455,6 +455,13 @@ static const struct mtk_disp_ovl_data mt8183_ovl_2l_driver_data = {
> .fmt_rgb565_is_0 = true,
> };
>
> +static const struct mtk_disp_ovl_data mt8195_ovl_driver_data = {
> + .addr = DISP_REG_OVL_ADDR_MT8173,
> + .gmc_bits = 10,
> + .layer_nr = 4,
> + .fmt_rgb565_is_0 = true,
> +};
mt8195_ovl_driver_data is identical to mt8183_ovl_driver_data, so remove
mt8195_ovl_driver_data and use mt8183_ovl_driver_data.
> +
> static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = {
> { .compatible = "mediatek,mt2701-disp-ovl",
> .data = &mt2701_ovl_driver_data},
> @@ -464,6 +471,8 @@ static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = {
> .data = &mt8183_ovl_driver_data},
> { .compatible = "mediatek,mt8183-disp-ovl-2l",
> .data = &mt8183_ovl_2l_driver_data},
> + { .compatible = "mediatek,mt8195-disp-ovl",
> + .data = &mt8195_ovl_driver_data},
One question, is mediatek,mt8195-disp-ovl identical to
mediatek,mt8183-disp-ovl in hardware function? If so, use the compatible
as
compatible = "mediatek,mt8195-disp-ovl", "mediatek,mt8183-disp-ovl";
And driver just keep "mediatek,mt8183-disp-ovl" and remove
"mediatek,mt8195-disp-ovl".
If the hardware function has some different, just forget this.
Regards,
CK
> {},
> };
> MODULE_DEVICE_TABLE(of, mtk_disp_ovl_driver_dt_match);
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index 5b7ead493487..65038d5b19cb 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -424,6 +424,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
> .data = (void *)MTK_DISP_OVL },
> { .compatible = "mediatek,mt8183-disp-ovl",
> .data = (void *)MTK_DISP_OVL },
> + { .compatible = "mediatek,mt8195-disp-ovl",
> + .data = (void *)MTK_DISP_OVL },
> { .compatible = "mediatek,mt8183-disp-ovl-2l",
> .data = (void *)MTK_DISP_OVL_2L },
> { .compatible = "mediatek,mt2701-disp-rdma",
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next prev parent reply other threads:[~2021-07-07 5:04 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-07 4:12 [PATCH v1 00/17] Add MediaTek SoC DRM (vdosys0) support for mt8195 jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 01/17] dt-bindings: mediatek: add definition for mt8195 display jason-jh.lin
2021-07-07 4:33 ` CK Hu
2021-07-10 6:57 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 02/17] dt-bindings: arm: mediatek: add definition for mt8195 mmsys jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 03/17] arm64: dts: mt8195: add display node for vdosys0 jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 04/17] soc: mediatek: add mtk-mmsys support for mt8195 vdosys0 jason-jh.lin
2021-07-07 4:44 ` CK Hu
2021-07-10 6:58 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 05/17] drm/mediatek: add mediatek-drm of vdosys0 support for MT8195 jason-jh.lin
2021-07-07 4:48 ` CK Hu
2021-07-10 6:59 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 06/17] soc: mediatek: add mtk-mutex support for mt8195 jason-jh.lin
2021-07-07 4:52 ` CK Hu
2021-07-10 7:01 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 07/17] drm/mediatek: add OVL support for MT8195 jason-jh.lin
2021-07-07 5:03 ` CK Hu [this message]
2021-07-10 7:05 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 08/17] drm/mediatek: Add component_del in OVL remove function jason-jh.lin
2021-07-07 5:12 ` CK Hu
2021-07-10 7:06 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 09/17] drm/mediatek: add OVL support multi-layer jason-jh.lin
2021-07-07 5:43 ` CK Hu
2021-07-10 7:17 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 10/17] drm/mediatek: add RDMA support for MT8195 jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 11/17] drm/mediatek: add COLOR " jason-jh.lin
2021-07-07 6:01 ` CK Hu
2021-07-10 7:21 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 12/17] drm/mediatek: add CCORR " jason-jh.lin
2021-07-07 6:02 ` CK Hu
2021-07-10 7:22 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 13/17] drm/mediatek: Add AAL " jason-jh.lin
2021-07-07 6:14 ` CK Hu
2021-07-10 7:35 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 14/17] drm/mediatek: add GAMMA " jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 15/17] drm/mediatek: add DITHER " jason-jh.lin
2021-07-07 4:12 ` [PATCH v1 16/17] drm/mediatek: add MERGE " jason-jh.lin
2021-07-07 7:02 ` CK Hu
2021-07-10 7:52 ` Jason-JH Lin
2021-07-07 4:12 ` [PATCH v1 17/17] drm/mediatek: add DSC " jason-jh.lin
2021-07-07 7:35 ` CK Hu
2021-07-10 7:55 ` Jason-JH Lin
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