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Message-ID: <CAAOTY_9R+=VPXMLEo0QTuzJSePyVNi6hmHUoCe8ctbKYKLDU1g@mail.gmail.com>
Date: Tue, 16 Nov 2021 07:36:34 +0800
From: Chun-Kuang Hu <chunkuang.hu@...nel.org>
To: Yongqiang Niu <yongqiang.niu@...iatek.com>
Cc: Chun-Kuang Hu <chunkuang.hu@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
David Airlie <airlied@...ux.ie>,
Daniel Vetter <daniel@...ll.ch>,
Jassi Brar <jassisinghbrar@...il.com>,
Fabien Parent <fparent@...libre.com>,
Dennis YC Hsieh <dennis-yc.hsieh@...iatek.com>,
DTML <devicetree@...r.kernel.org>,
Linux ARM <linux-arm-kernel@...ts.infradead.org>,
"moderated list:ARM/Mediatek SoC support"
<linux-mediatek@...ts.infradead.org>,
linux-kernel <linux-kernel@...r.kernel.org>,
DRI Development <dri-devel@...ts.freedesktop.org>,
Project_Global_Chrome_Upstream_Group@...iatek.com,
Hsin-Yi Wang <hsinyi@...omium.org>, CK Hu <ck.hu@...iatek.com>
Subject: Re: [PATCH v10, 2/5] drm/mediatek: add component POSTMASK
Hi, Yongqiang:
Yongqiang Niu <yongqiang.niu@...iatek.com> 於 2021年9月30日 週四 下午11:52寫道：
>
> This patch add component POSTMASK.
Applied to mediatek-drm-next [1], thanks.
[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-next
Regards,
Chun-Kuang.
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@...iatek.com>
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> Reviewed-by: CK Hu <ck.hu@...iatek.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 },
> + [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,
> --
> 2.25.1
>
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