Hi, Hsin-Yi:
On Tue, 2021-02-02 at 16:12 +0800, Hsin-Yi Wang wrote:
> From: Yongqiang Niu <yongqiang....@mediatek.com>
>
> This patch add component POSTMASK.
Reviewed-by: CK Hu <ck...@mediatek.com>
>
> Signed-off-by: Yongqiang Niu <yongqiang....@mediatek.com>
> Signed-off-by: Hsin-Yi Wang <hsi...@chromium.org>
> ---
> 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 b6c4e73031ca6..0a84ae53eb72a 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
> @@ -64,6 +64,12 @@
>
> #define AAL_EN BIT(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
> +
> #define DISP_DITHERING BIT(2)
> #define DITHER_LSB_ERR_SHIFT_R(x) (((x) & 0x7) << 28)
> #define DITHER_OVFLW_BIT_R(x) (((x) & 0x7) << 24)
> @@ -204,6 +210,32 @@ static void mtk_ufoe_start(struct device *dev)
> writel(UFO_BYPASS, priv->regs + DISP_REG_UFO_START);
> }
>
> +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);
> +}
> +
> +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);
> +}
> +
> +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 void mtk_aal_config(struct device *dev, unsigned int w,
> unsigned int h, unsigned int vrefresh,
> unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
> @@ -413,6 +445,14 @@ 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,
> @@ -448,6 +488,7 @@ 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 {
> @@ -457,36 +498,37 @@ 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 },
> + [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 bb914d976cf5d..cd1dec6b4cdf2 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,
