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Date: Fri, 11 Nov 2022 12:42:03 +0100
From: Matthias Brugger <matthias.bgg@...il.com>
To: "Jason-JH.Lin" <jason-jh.lin@...iatek.com>,
Chun-Kuang Hu <chunkuang.hu@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>
Cc: CK Hu <ck.hu@...iatek.com>, Rex-BC Chen <rex-bc.chen@...iatek.com>,
Singo Chang <singo.chang@...iatek.com>,
Nancy Lin <nancy.lin@...iatek.com>,
dri-devel@...ts.freedesktop.org,
linux-mediatek@...ts.infradead.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
Project_Global_Chrome_Upstream_Group@...iatek.com
Subject: Re: [PATCH v5 5/6] drm/mediatek: add mediatek-drm of vdosys0 support
for mt8195
On 27/09/2022 17:27, Jason-JH.Lin wrote:
> Add driver data of mt8195 vdosys0 to mediatek-drm and the sub driver.
>
> Signed-off-by: Jason-JH.Lin <jason-jh.lin@...iatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 6 +++++
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 28 ++++++++++++++++++++++++
> 2 files changed, 34 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> index 2cb90466798c..66cdd0bc1311 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
> @@ -374,6 +374,10 @@ static const struct mtk_disp_rdma_data mt8192_rdma_driver_data = {
> .fifo_size = 5 * SZ_1K,
> };
>
> +static const struct mtk_disp_rdma_data mt8195_rdma_driver_data = {
> + .fifo_size = 1920,
> +};
> +
> static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
> { .compatible = "mediatek,mt2701-disp-rdma",
> .data = &mt2701_rdma_driver_data},
> @@ -383,6 +387,8 @@ static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
> .data = &mt8183_rdma_driver_data},
> { .compatible = "mediatek,mt8192-disp-rdma",
> .data = &mt8192_rdma_driver_data},
> + { .compatible = "mediatek,mt8195-disp-rdma",
> + .data = &mt8195_rdma_driver_data},
> {},
> };
> MODULE_DEVICE_TABLE(of, mtk_disp_rdma_driver_dt_match);
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index adc9a4f4085b..9b5a7a7ddde0 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -195,6 +195,19 @@ static const enum mtk_ddp_comp_id mt8192_mtk_ddp_ext[] = {
> DDP_COMPONENT_DPI0,
> };
>
> +static const enum mtk_ddp_comp_id mt8195_mtk_ddp_main[] = {
> + DDP_COMPONENT_OVL0,
> + DDP_COMPONENT_RDMA0,
> + DDP_COMPONENT_COLOR0,
> + DDP_COMPONENT_CCORR,
> + DDP_COMPONENT_AAL0,
> + DDP_COMPONENT_GAMMA,
> + DDP_COMPONENT_DITHER0,
> + DDP_COMPONENT_DSC0,
> + DDP_COMPONENT_MERGE0,
> + DDP_COMPONENT_DP_INTF0,
> +};
> +
> static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
> .main_path = mt2701_mtk_ddp_main,
> .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
> @@ -253,6 +266,11 @@ static const struct mtk_mmsys_driver_data mt8192_mmsys_driver_data = {
> .ext_len = ARRAY_SIZE(mt8192_mtk_ddp_ext),
> };
>
> +static const struct mtk_mmsys_driver_data mt8195_vdosys0_driver_data = {
> + .main_path = mt8195_mtk_ddp_main,
> + .main_len = ARRAY_SIZE(mt8195_mtk_ddp_main),
> +};
> +
> static int mtk_drm_kms_init(struct drm_device *drm)
> {
> struct mtk_drm_private *private = drm->dev_private;
> @@ -470,12 +488,16 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
> .data = (void *)MTK_DISP_DITHER },
> { .compatible = "mediatek,mt8183-disp-dither",
> .data = (void *)MTK_DISP_DITHER },
> + { .compatible = "mediatek,mt8195-disp-dsc",
> + .data = (void *)MTK_DISP_DSC },
> { .compatible = "mediatek,mt8167-disp-gamma",
> .data = (void *)MTK_DISP_GAMMA, },
> { .compatible = "mediatek,mt8173-disp-gamma",
> .data = (void *)MTK_DISP_GAMMA, },
> { .compatible = "mediatek,mt8183-disp-gamma",
> .data = (void *)MTK_DISP_GAMMA, },
> + { .compatible = "mediatek,mt8195-disp-merge",
> + .data = (void *)MTK_DISP_MERGE },
> { .compatible = "mediatek,mt2701-disp-mutex",
> .data = (void *)MTK_DISP_MUTEX },
> { .compatible = "mediatek,mt2712-disp-mutex",
> @@ -490,6 +512,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
> .data = (void *)MTK_DISP_MUTEX },
> { .compatible = "mediatek,mt8192-disp-mutex",
> .data = (void *)MTK_DISP_MUTEX },
> + { .compatible = "mediatek,mt8195-disp-mutex",
> + .data = (void *)MTK_DISP_MUTEX },
> { .compatible = "mediatek,mt8173-disp-od",
> .data = (void *)MTK_DISP_OD },
> { .compatible = "mediatek,mt2701-disp-ovl",
> @@ -524,6 +548,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
> .data = (void *)MTK_DISP_RDMA },
> { .compatible = "mediatek,mt8192-disp-rdma",
> .data = (void *)MTK_DISP_RDMA },
> + { .compatible = "mediatek,mt8195-disp-rdma",
> + .data = (void *)MTK_DISP_RDMA },
> { .compatible = "mediatek,mt8173-disp-ufoe",
> .data = (void *)MTK_DISP_UFOE },
> { .compatible = "mediatek,mt8173-disp-wdma",
> @@ -568,6 +594,8 @@ static const struct of_device_id mtk_drm_of_ids[] = {
> .data = &mt8186_mmsys_driver_data},
> { .compatible = "mediatek,mt8192-mmsys",
> .data = &mt8192_mmsys_driver_data},
> + { .compatible = "mediatek,mt8195-vdosys0",
> + .data = &mt8195_vdosys0_driver_data},
To make this work with older device tree, we will need to provide the same
driver data to the old compatible:
+ { .compatible = "mediatek,,mt8195-mmsys",
+ .data = &mt8195_vdosys0_driver_data},
+ }
Regards,
Matthias
> { }
> };
> MODULE_DEVICE_TABLE(of, mtk_drm_of_ids);
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