[PATCH v10, 2/5] drm/mediatek: add component POSTMASK

Dafna Hirschfeld dafna.hirschfeld at collabora.com
Fri Oct 1 11:00:09 UTC 2021



On 30.09.21 17:52, Yongqiang Niu wrote:
> This patch add component POSTMASK.
> 
> Signed-off-by: Yongqiang Niu <yongqiang.niu at mediatek.com>
> Signed-off-by: Hsin-Yi Wang <hsinyi at chromium.org>
> Reviewed-by: CK Hu <ck.hu at mediatek.com>
> ---
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 102 ++++++++++++++------
>   drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h |   1 +
>   2 files changed, 73 insertions(+), 30 deletions(-)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> index 4a2abcf3e5f9..89170ad825fd 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -62,6 +62,12 @@
>   #define DITHER_ADD_LSHIFT_G(x)			(((x) & 0x7) << 4)
>   #define DITHER_ADD_RSHIFT_G(x)			(((x) & 0x7) << 0)
>   
> +#define DISP_POSTMASK_EN			0x0000
> +#define POSTMASK_EN					BIT(0)
> +#define DISP_POSTMASK_CFG			0x0020
> +#define POSTMASK_RELAY_MODE				BIT(0)
> +#define DISP_POSTMASK_SIZE			0x0030
> +
>   struct mtk_ddp_comp_dev {
>   	struct clk *clk;
>   	void __iomem *regs;
> @@ -214,6 +220,32 @@ static void mtk_dither_stop(struct device *dev)
>   	writel_relaxed(0x0, priv->regs + DISP_DITHER_EN);
>   }
>   
> +static void mtk_postmask_config(struct device *dev, unsigned int w,
> +				unsigned int h, unsigned int vrefresh,
> +				unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
> +{
> +	struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
> +
> +	mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs,
> +		      DISP_POSTMASK_SIZE);
> +	mtk_ddp_write(cmdq_pkt, POSTMASK_RELAY_MODE, &priv->cmdq_reg,
> +		      priv->regs, DISP_POSTMASK_CFG);
> +}
> +
> +static void mtk_postmask_start(struct device *dev)
> +{
> +	struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
> +
> +	writel(POSTMASK_EN, priv->regs + DISP_POSTMASK_EN);
> +}
> +
> +static void mtk_postmask_stop(struct device *dev)
> +{
> +	struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
> +
> +	writel_relaxed(0x0, priv->regs + DISP_POSTMASK_EN);
> +}
> +
>   static const struct mtk_ddp_comp_funcs ddp_aal = {
>   	.clk_enable = mtk_aal_clk_enable,
>   	.clk_disable = mtk_aal_clk_disable,
> @@ -289,6 +321,14 @@ static const struct mtk_ddp_comp_funcs ddp_ovl = {
>   	.bgclr_in_off = mtk_ovl_bgclr_in_off,
>   };
>   
> +static const struct mtk_ddp_comp_funcs ddp_postmask = {
> +	.clk_enable = mtk_ddp_clk_enable,
> +	.clk_disable = mtk_ddp_clk_disable,
> +	.config = mtk_postmask_config,
> +	.start = mtk_postmask_start,
> +	.stop = mtk_postmask_stop,
> +};
> +
>   static const struct mtk_ddp_comp_funcs ddp_rdma = {
>   	.clk_enable = mtk_rdma_clk_enable,
>   	.clk_disable = mtk_rdma_clk_disable,
> @@ -324,6 +364,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = {
>   	[MTK_DISP_MUTEX] = "mutex",
>   	[MTK_DISP_OD] = "od",
>   	[MTK_DISP_BLS] = "bls",
> +	[MTK_DISP_POSTMASK] = "postmask",
>   };
>   
>   struct mtk_ddp_comp_match {
> @@ -333,36 +374,37 @@ struct mtk_ddp_comp_match {
>   };
>   
>   static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = {
> -	[DDP_COMPONENT_AAL0]	= { MTK_DISP_AAL,	0, &ddp_aal },
> -	[DDP_COMPONENT_AAL1]	= { MTK_DISP_AAL,	1, &ddp_aal },
> -	[DDP_COMPONENT_BLS]	= { MTK_DISP_BLS,	0, NULL },
> -	[DDP_COMPONENT_CCORR]	= { MTK_DISP_CCORR,	0, &ddp_ccorr },
> -	[DDP_COMPONENT_COLOR0]	= { MTK_DISP_COLOR,	0, &ddp_color },
> -	[DDP_COMPONENT_COLOR1]	= { MTK_DISP_COLOR,	1, &ddp_color },
> -	[DDP_COMPONENT_DITHER]	= { MTK_DISP_DITHER,	0, &ddp_dither },
> -	[DDP_COMPONENT_DPI0]	= { MTK_DPI,		0, &ddp_dpi },
> -	[DDP_COMPONENT_DPI1]	= { MTK_DPI,		1, &ddp_dpi },
> -	[DDP_COMPONENT_DSI0]	= { MTK_DSI,		0, &ddp_dsi },
> -	[DDP_COMPONENT_DSI1]	= { MTK_DSI,		1, &ddp_dsi },
> -	[DDP_COMPONENT_DSI2]	= { MTK_DSI,		2, &ddp_dsi },
> -	[DDP_COMPONENT_DSI3]	= { MTK_DSI,		3, &ddp_dsi },
> -	[DDP_COMPONENT_GAMMA]	= { MTK_DISP_GAMMA,	0, &ddp_gamma },
> -	[DDP_COMPONENT_OD0]	= { MTK_DISP_OD,	0, &ddp_od },
> -	[DDP_COMPONENT_OD1]	= { MTK_DISP_OD,	1, &ddp_od },
> -	[DDP_COMPONENT_OVL0]	= { MTK_DISP_OVL,	0, &ddp_ovl },
> -	[DDP_COMPONENT_OVL1]	= { MTK_DISP_OVL,	1, &ddp_ovl },
> -	[DDP_COMPONENT_OVL_2L0]	= { MTK_DISP_OVL_2L,	0, &ddp_ovl },
> -	[DDP_COMPONENT_OVL_2L1]	= { MTK_DISP_OVL_2L,	1, &ddp_ovl },
> -	[DDP_COMPONENT_OVL_2L2] = { MTK_DISP_OVL_2L,    2, &ddp_ovl },
> -	[DDP_COMPONENT_PWM0]	= { MTK_DISP_PWM,	0, NULL },
> -	[DDP_COMPONENT_PWM1]	= { MTK_DISP_PWM,	1, NULL },
> -	[DDP_COMPONENT_PWM2]	= { MTK_DISP_PWM,	2, NULL },
> -	[DDP_COMPONENT_RDMA0]	= { MTK_DISP_RDMA,	0, &ddp_rdma },
> -	[DDP_COMPONENT_RDMA1]	= { MTK_DISP_RDMA,	1, &ddp_rdma },
> -	[DDP_COMPONENT_RDMA2]	= { MTK_DISP_RDMA,	2, &ddp_rdma },
> -	[DDP_COMPONENT_UFOE]	= { MTK_DISP_UFOE,	0, &ddp_ufoe },
> -	[DDP_COMPONENT_WDMA0]	= { MTK_DISP_WDMA,	0, NULL },
> -	[DDP_COMPONENT_WDMA1]	= { MTK_DISP_WDMA,	1, NULL },
> +	[DDP_COMPONENT_AAL0]		= { MTK_DISP_AAL,	0, &ddp_aal },
> +	[DDP_COMPONENT_AAL1]		= { MTK_DISP_AAL,	1, &ddp_aal },
> +	[DDP_COMPONENT_BLS]		= { MTK_DISP_BLS,	0, NULL },
> +	[DDP_COMPONENT_CCORR]		= { MTK_DISP_CCORR,	0, &ddp_ccorr },
> +	[DDP_COMPONENT_COLOR0]		= { MTK_DISP_COLOR,	0, &ddp_color },
> +	[DDP_COMPONENT_COLOR1]		= { MTK_DISP_COLOR,	1, &ddp_color },
> +	[DDP_COMPONENT_DITHER]		= { MTK_DISP_DITHER,	0, &ddp_dither },
> +	[DDP_COMPONENT_DPI0]		= { MTK_DPI,		0, &ddp_dpi },
> +	[DDP_COMPONENT_DPI1]		= { MTK_DPI,		1, &ddp_dpi },
> +	[DDP_COMPONENT_DSI0]		= { MTK_DSI,		0, &ddp_dsi },
> +	[DDP_COMPONENT_DSI1]		= { MTK_DSI,		1, &ddp_dsi },
> +	[DDP_COMPONENT_DSI2]		= { MTK_DSI,		2, &ddp_dsi },
> +	[DDP_COMPONENT_DSI3]		= { MTK_DSI,		3, &ddp_dsi },
> +	[DDP_COMPONENT_GAMMA]		= { MTK_DISP_GAMMA,	0, &ddp_gamma },
> +	[DDP_COMPONENT_OD0]		= { MTK_DISP_OD,	0, &ddp_od },
> +	[DDP_COMPONENT_OD1]		= { MTK_DISP_OD,	1, &ddp_od },
> +	[DDP_COMPONENT_OVL0]		= { MTK_DISP_OVL,	0, &ddp_ovl },
> +	[DDP_COMPONENT_OVL1]		= { MTK_DISP_OVL,	1, &ddp_ovl },
> +	[DDP_COMPONENT_OVL_2L0]		= { MTK_DISP_OVL_2L,	0, &ddp_ovl },
> +	[DDP_COMPONENT_OVL_2L1]		= { MTK_DISP_OVL_2L,	1, &ddp_ovl },
> +	[DDP_COMPONENT_OVL_2L2]		= { MTK_DISP_OVL_2L,    2, &ddp_ovl },
> +	[DDP_COMPONENT_POSTMASK0]	= { MTK_DISP_POSTMASK,	0, &ddp_postmask },

Hi, I can't see where is DDP_COMPONENT_POSTMASK0 defined.

Thanks,
Dafna

> +	[DDP_COMPONENT_PWM0]		= { MTK_DISP_PWM,	0, NULL },
> +	[DDP_COMPONENT_PWM1]		= { MTK_DISP_PWM,	1, NULL },
> +	[DDP_COMPONENT_PWM2]		= { MTK_DISP_PWM,	2, NULL },
> +	[DDP_COMPONENT_RDMA0]		= { MTK_DISP_RDMA,	0, &ddp_rdma },
> +	[DDP_COMPONENT_RDMA1]		= { MTK_DISP_RDMA,	1, &ddp_rdma },
> +	[DDP_COMPONENT_RDMA2]		= { MTK_DISP_RDMA,	2, &ddp_rdma },
> +	[DDP_COMPONENT_UFOE]		= { MTK_DISP_UFOE,	0, &ddp_ufoe },
> +	[DDP_COMPONENT_WDMA0]		= { MTK_DISP_WDMA,	0, NULL },
> +	[DDP_COMPONENT_WDMA1]		= { MTK_DISP_WDMA,	1, NULL },
>   };
>   
>   static bool mtk_drm_find_comp_in_ddp(struct device *dev,
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> index bb914d976cf5..cd1dec6b4cdf 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
> @@ -30,6 +30,7 @@ enum mtk_ddp_comp_type {
>   	MTK_DISP_UFOE,
>   	MTK_DSI,
>   	MTK_DPI,
> +	MTK_DISP_POSTMASK,
>   	MTK_DISP_PWM,
>   	MTK_DISP_MUTEX,
>   	MTK_DISP_OD,
> 


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