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Message-ID: <1527494014.24367.14.camel@mtksdaap41>
Date: Mon, 28 May 2018 15:53:34 +0800
From: CK Hu <ck.hu@...iatek.com>
To: Stu Hsieh <stu.hsieh@...iatek.com>
CC: Philipp Zabel <p.zabel@...gutronix.de>,
David Airlie <airlied@...ux.ie>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Matthias Brugger <matthias.bgg@...il.com>,
<dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-mediatek@...ts.infradead.org>, <srv_heupstream@...iatek.com>
Subject: Re: [PATCH v4 9/9] drm/mediatek: Add support for mediatek SOC MT2712
Hi, Stu:
Two inline comment.
On Mon, 2018-05-28 at 14:38 +0800, Stu Hsieh wrote:
> This patch add support for the Mediatek MT2712 DISP subsystem.
> There are two OVL engine and three disp output in MT2712.
>
> Signed-off-by: Stu Hsieh <stu.hsieh@...iatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 39 ++++++++++++++++++++++++++++++++++
> drivers/gpu/drm/mediatek/mtk_drm_drv.c | 38 +++++++++++++++++++++++++++++++++
> 2 files changed, 77 insertions(+)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> index 8bfc0debd2c2..3b22b48a6022 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> @@ -61,6 +61,24 @@
> #define MT8173_MUTEX_MOD_DISP_PWM1 24
> #define MT8173_MUTEX_MOD_DISP_OD 25
>
> +#define MT2712_MUTEX_MOD_DISP_PWM2 10
> +#define MT2712_MUTEX_MOD_DISP_OVL0 11
> +#define MT2712_MUTEX_MOD_DISP_OVL1 12
> +#define MT2712_MUTEX_MOD_DISP_RDMA0 13
> +#define MT2712_MUTEX_MOD_DISP_RDMA1 14
> +#define MT2712_MUTEX_MOD_DISP_RDMA2 15
> +#define MT2712_MUTEX_MOD_DISP_WDMA0 16
> +#define MT2712_MUTEX_MOD_DISP_WDMA1 17
> +#define MT2712_MUTEX_MOD_DISP_COLOR0 18
> +#define MT2712_MUTEX_MOD_DISP_COLOR1 19
> +#define MT2712_MUTEX_MOD_DISP_AAL0 20
> +#define MT2712_MUTEX_MOD_DISP_UFOE 22
> +#define MT2712_MUTEX_MOD_DISP_PWM0 23
> +#define MT2712_MUTEX_MOD_DISP_PWM1 24
> +#define MT2712_MUTEX_MOD_DISP_OD0 25
> +#define MT2712_MUTEX_MOD2_DISP_AAL1 33
> +#define MT2712_MUTEX_MOD2_DISP_OD1 34
> +
> #define MT2701_MUTEX_MOD_DISP_OVL 3
> #define MT2701_MUTEX_MOD_DISP_WDMA 6
> #define MT2701_MUTEX_MOD_DISP_COLOR 7
> @@ -110,6 +128,26 @@ static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> [DDP_COMPONENT_WDMA0] = MT2701_MUTEX_MOD_DISP_WDMA,
> };
>
> +static const unsigned int mt2712_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> + [DDP_COMPONENT_AAL0] = MT2712_MUTEX_MOD_DISP_AAL0,
> + [DDP_COMPONENT_AAL1] = MT2712_MUTEX_MOD2_DISP_AAL1,
> + [DDP_COMPONENT_COLOR0] = MT2712_MUTEX_MOD_DISP_COLOR0,
> + [DDP_COMPONENT_COLOR1] = MT2712_MUTEX_MOD_DISP_COLOR1,
> + [DDP_COMPONENT_OD0] = MT2712_MUTEX_MOD_DISP_OD0,
> + [DDP_COMPONENT_OD1] = MT2712_MUTEX_MOD2_DISP_OD1,
> + [DDP_COMPONENT_OVL0] = MT2712_MUTEX_MOD_DISP_OVL0,
> + [DDP_COMPONENT_OVL1] = MT2712_MUTEX_MOD_DISP_OVL1,
> + [DDP_COMPONENT_PWM0] = MT2712_MUTEX_MOD_DISP_PWM0,
> + [DDP_COMPONENT_PWM1] = MT2712_MUTEX_MOD_DISP_PWM1,
> + [DDP_COMPONENT_PWM2] = MT2712_MUTEX_MOD_DISP_PWM2,
> + [DDP_COMPONENT_RDMA0] = MT2712_MUTEX_MOD_DISP_RDMA0,
> + [DDP_COMPONENT_RDMA1] = MT2712_MUTEX_MOD_DISP_RDMA1,
> + [DDP_COMPONENT_RDMA2] = MT2712_MUTEX_MOD_DISP_RDMA2,
> + [DDP_COMPONENT_UFOE] = MT2712_MUTEX_MOD_DISP_UFOE,
> + [DDP_COMPONENT_WDMA0] = MT2712_MUTEX_MOD_DISP_WDMA0,
> + [DDP_COMPONENT_WDMA1] = MT2712_MUTEX_MOD_DISP_WDMA1,
> +};
> +
> static const unsigned int mt8173_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> [DDP_COMPONENT_AAL0] = MT8173_MUTEX_MOD_DISP_AAL,
> [DDP_COMPONENT_COLOR0] = MT8173_MUTEX_MOD_DISP_COLOR0,
> @@ -430,6 +468,7 @@ static int mtk_ddp_remove(struct platform_device *pdev)
>
> static const struct of_device_id ddp_driver_dt_match[] = {
> { .compatible = "mediatek,mt2701-disp-mutex", .data = mt2701_mutex_mod},
> + { .compatible = "mediatek,mt2712-disp-mutex", .data = mt2712_mutex_mod},
> { .compatible = "mediatek,mt8173-disp-mutex", .data = mt8173_mutex_mod},
> {},
> };
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index 3d279a299383..3a866e1d6af4 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -146,6 +146,32 @@ static const enum mtk_ddp_comp_id mt2701_mtk_ddp_ext[] = {
> DDP_COMPONENT_DPI0,
> };
>
> +static const enum mtk_ddp_comp_id mt2712_mtk_ddp_main[] = {
> + DDP_COMPONENT_OVL0,
> + DDP_COMPONENT_COLOR0,
> + DDP_COMPONENT_AAL0,
> + DDP_COMPONENT_OD0,
> + DDP_COMPONENT_RDMA0,
> + DDP_COMPONENT_DPI0,
> + DDP_COMPONENT_PWM0,
> +};
> +
> +static const enum mtk_ddp_comp_id mt2712_mtk_ddp_ext[] = {
> + DDP_COMPONENT_OVL1,
> + DDP_COMPONENT_COLOR1,
> + DDP_COMPONENT_AAL1,
> + DDP_COMPONENT_OD1,
> + DDP_COMPONENT_RDMA1,
> + DDP_COMPONENT_DPI1,
Where do you define DDP_COMPONENT_DPI1?
> + DDP_COMPONENT_PWM1,
> +};
> +
> +static const enum mtk_ddp_comp_id mt2712_mtk_ddp_third[] = {
> + DDP_COMPONENT_RDMA2,
> + DDP_COMPONENT_DSI2,
Where do you define DDP_COMPONENT_DSI2?
Regards,
CK
> + DDP_COMPONENT_PWM2,
> +};
> +
> static const enum mtk_ddp_comp_id mt8173_mtk_ddp_main[] = {
> DDP_COMPONENT_OVL0,
> DDP_COMPONENT_COLOR0,
> @@ -173,6 +199,15 @@ static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
> .shadow_register = true,
> };
>
> +static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = {
> + .main_path = mt2712_mtk_ddp_main,
> + .main_len = ARRAY_SIZE(mt2712_mtk_ddp_main),
> + .ext_path = mt2712_mtk_ddp_ext,
> + .ext_len = ARRAY_SIZE(mt2712_mtk_ddp_ext),
> + .third_path = mt2712_mtk_ddp_third,
> + .third_len = ARRAY_SIZE(mt2712_mtk_ddp_third),
> +};
> +
> static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = {
> .main_path = mt8173_mtk_ddp_main,
> .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main),
> @@ -379,6 +414,7 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
> { .compatible = "mediatek,mt8173-dsi", .data = (void *)MTK_DSI },
> { .compatible = "mediatek,mt8173-dpi", .data = (void *)MTK_DPI },
> { .compatible = "mediatek,mt2701-disp-mutex", .data = (void *)MTK_DISP_MUTEX },
> + { .compatible = "mediatek,mt2712-disp-mutex", .data = (void *)MTK_DISP_MUTEX },
> { .compatible = "mediatek,mt8173-disp-mutex", .data = (void *)MTK_DISP_MUTEX },
> { .compatible = "mediatek,mt2701-disp-pwm", .data = (void *)MTK_DISP_BLS },
> { .compatible = "mediatek,mt8173-disp-pwm", .data = (void *)MTK_DISP_PWM },
> @@ -557,6 +593,8 @@ static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend,
> static const struct of_device_id mtk_drm_of_ids[] = {
> { .compatible = "mediatek,mt2701-mmsys",
> .data = &mt2701_mmsys_driver_data},
> + { .compatible = "mediatek,mt2712-mmsys",
> + .data = &mt2712_mmsys_driver_data},
> { .compatible = "mediatek,mt8173-mmsys",
> .data = &mt8173_mmsys_driver_data},
> { }
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