Re: [PATCH v6, 04/14] drm/mediatek: add mmsys private data for ddp path config

From: Yongqiang Niu
Date: Thu Jan 02 2020 - 00:47:16 EST

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In reply to: CK Hu: "Re: [PATCH v6, 04/14] drm/mediatek: add mmsys private data for ddp path config"
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On Thu, 2020-01-02 at 13:33 +0800, CK Hu wrote:
> Hi, Yongqiang:
>
> On Thu, 2020-01-02 at 12:00 +0800, Yongqiang Niu wrote:
> > This patch add mmsys private data for ddp path config
> > all these register offset and value will be different in future SOC
> > add these define into mmsys private data
> > u32 ovl0_mout_en;
> > u32 rdma1_sout_sel_in;
> > u32 rdma1_sout_dsi0;
> > u32 dpi0_sel_in;
> > u32 dpi0_sel_in_rdma1;
> > u32 dsi0_sel_in;
> > u32 dsi0_sel_in_rdma1;
> >
> > Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 +++
> > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 63 ++++++++++++++++++++++++---------
> > drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 6 ++++
> > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 3 ++
> > drivers/gpu/drm/mediatek/mtk_drm_drv.h | 3 ++
> > 5 files changed, 63 insertions(+), 16 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > index e47cf84..9aacbcf 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
> > @@ -44,6 +44,7 @@ struct mtk_drm_crtc {
> > bool pending_planes;
> >
> > struct regmap *config_regs;
> > + const struct mtk_mmsys_reg_data *mmsys_reg_data;
> > struct mtk_disp_mutex *mutex;
> > unsigned int ddp_comp_nr;
> > struct mtk_ddp_comp **ddp_comp;
> > @@ -283,6 +284,7 @@ static int mtk_crtc_ddp_hw_init(struct mtk_drm_crtc *mtk_crtc)
> > DRM_DEBUG_DRIVER("mediatek_ddp_ddp_path_setup\n");
> > for (i = 0; i < mtk_crtc->ddp_comp_nr - 1; i++) {
> > mtk_ddp_add_comp_to_path(mtk_crtc->config_regs,
> > + mtk_crtc->mmsys_reg_data,
> > mtk_crtc->ddp_comp[i]->id,
> > mtk_crtc->ddp_comp[i + 1]->id);
> > mtk_disp_mutex_add_comp(mtk_crtc->mutex,
> > @@ -340,6 +342,7 @@ static void mtk_crtc_ddp_hw_fini(struct mtk_drm_crtc *mtk_crtc)
> > mtk_disp_mutex_disable(mtk_crtc->mutex);
> > for (i = 0; i < mtk_crtc->ddp_comp_nr - 1; i++) {
> > mtk_ddp_remove_comp_from_path(mtk_crtc->config_regs,
> > + mtk_crtc->mmsys_reg_data,
> > mtk_crtc->ddp_comp[i]->id,
> > mtk_crtc->ddp_comp[i + 1]->id);
> > mtk_disp_mutex_remove_comp(mtk_crtc->mutex,
> > @@ -649,6 +652,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev,
> > return -ENOMEM;
> >
> > mtk_crtc->config_regs = priv->config_regs;
> > + mtk_crtc->mmsys_reg_data = priv->data->reg_data;
> > mtk_crtc->ddp_comp_nr = path_len;
> > mtk_crtc->ddp_comp = devm_kmalloc_array(dev, mtk_crtc->ddp_comp_nr,
> > sizeof(*mtk_crtc->ddp_comp),
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > index f99f89a1..ea0ce32 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> > @@ -168,6 +168,16 @@ struct mtk_ddp {
> > const struct mtk_ddp_data *data;
> > };
> >
> > +struct mtk_mmsys_reg_data {
> > + u32 ovl0_mout_en;
> > + u32 rdma1_sout_sel_in;
> > + u32 rdma1_sout_dpi0;
> > + u32 dpi0_sel_in;
> > + u32 dpi0_sel_in_rdma1;
> > + u32 dsi0_sel_in;
> > + u32 dsi0_sel_in_rdma1;
>
> This patch looks like a combination of two patches. One is a bug fix
> that dsi0_sel_in and dsi0_sel_in_rdma1 are different in MT8173 and
> MT2701. And the other is that ovl0_mout_en, rdma1_sout_sel_in,
> rdma1_sout_dpi0, dpi0_sel_in, dpi0_sel_in_rdma1 are different in MT8183.
>
> Regards,
> CK

i will split this into more patches in next version
>
> > +};
> > +
> > static const unsigned int mt2701_mutex_mod[DDP_COMPONENT_ID_MAX] = {
> > [DDP_COMPONENT_BLS] = MT2701_MUTEX_MOD_DISP_BLS,
> > [DDP_COMPONENT_COLOR0] = MT2701_MUTEX_MOD_DISP_COLOR,
> > @@ -246,17 +256,34 @@ struct mtk_ddp {
> > .mutex_sof_reg = MT2701_DISP_MUTEX0_SOF0,
> > };
> >
> > -static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> > +const struct mtk_mmsys_reg_data mt2701_mmsys_reg_data = {
> > + .ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL_MOUT_EN,
> > + .dsi0_sel_in = DISP_REG_CONFIG_DSI_SEL,
> > + .dsi0_sel_in_rdma1 = DSI_SEL_IN_RDMA,
> > +};
> > +
> > +const struct mtk_mmsys_reg_data mt8173_mmsys_reg_data = {
> > + .ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN,
> > + .rdma1_sout_sel_in = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN,
> > + .rdma1_sout_dpi0 = RDMA1_SOUT_DPI0,
> > + .dpi0_sel_in = DISP_REG_CONFIG_DPI_SEL_IN,
> > + .dpi0_sel_in_rdma1 = DPI0_SEL_IN_RDMA1,
> > + .dsi0_sel_in = DISP_REG_CONFIG_DSIE_SEL_IN,
> > + .dsi0_sel_in_rdma1 = DSI0_SEL_IN_RDMA1,
> > +};
> > +
> > +static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data,
> > + enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next,
> > unsigned int *addr)
> > {
> > unsigned int value;
> >
> > if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_COLOR0) {
> > - *addr = DISP_REG_CONFIG_DISP_OVL0_MOUT_EN;
> > + *addr = data->ovl0_mout_en;
> > value = OVL0_MOUT_EN_COLOR0;
> > } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) {
> > - *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN;
> > + *addr = data->ovl0_mout_en;
> > value = OVL_MOUT_EN_RDMA;
> > } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) {
> > *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN;
> > @@ -298,8 +325,8 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> > *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> > value = RDMA1_SOUT_DSI3;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
> > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> > - value = RDMA1_SOUT_DPI0;
> > + *addr = data->rdma1_sout_sel_in;
> > + value = data->rdma1_sout_dpi0;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) {
> > *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN;
> > value = RDMA1_SOUT_DPI1;
> > @@ -325,7 +352,8 @@ static unsigned int mtk_ddp_mout_en(enum mtk_ddp_comp_id cur,
> > return value;
> > }
> >
> > -static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> > +static unsigned int mtk_ddp_sel_in(const struct mtk_mmsys_reg_data *data,
> > + enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next,
> > unsigned int *addr)
> > {
> > @@ -335,14 +363,14 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> > *addr = DISP_REG_CONFIG_DISP_COLOR0_SEL_IN;
> > value = COLOR0_SEL_IN_OVL0;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI0) {
> > - *addr = DISP_REG_CONFIG_DPI_SEL_IN;
> > - value = DPI0_SEL_IN_RDMA1;
> > + *addr = data->dpi0_sel_in;
> > + value = data->dpi0_sel_in_rdma1;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) {
> > *addr = DISP_REG_CONFIG_DPI_SEL_IN;
> > value = DPI1_SEL_IN_RDMA1;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
> > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN;
> > - value = DSI0_SEL_IN_RDMA1;
> > + *addr = data->dsi0_sel_in;
> > + value = data->dsi0_sel_in_rdma1;
> > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) {
> > *addr = DISP_REG_CONFIG_DSIO_SEL_IN;
> > value = DSI1_SEL_IN_RDMA1;
> > @@ -389,7 +417,8 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> > return value;
> > }
> >
> > -static unsigned int mtk_ddp_sout_sel(enum mtk_ddp_comp_id cur,
> > +static unsigned int mtk_ddp_sout_sel(const struct mtk_mmsys_reg_data *data,
> > + enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next,
> > unsigned int *addr)
> > {
> > @@ -409,35 +438,37 @@ static unsigned int mtk_ddp_sout_sel(enum mtk_ddp_comp_id cur,
> > }
> >
> > void mtk_ddp_add_comp_to_path(struct regmap *config_regs,
> > + const struct mtk_mmsys_reg_data *reg_data,
> > enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next)
> > {
> > unsigned int addr, value;
> >
> > - value = mtk_ddp_mout_en(cur, next, &addr);
> > + value = mtk_ddp_mout_en(reg_data, cur, next, &addr);
> > if (value)
> > regmap_update_bits(config_regs, addr, value, value);
> >
> > - value = mtk_ddp_sout_sel(cur, next, &addr);
> > + value = mtk_ddp_sout_sel(reg_data, cur, next, &addr);
> > if (value)
> > regmap_update_bits(config_regs, addr, value, value);
> >
> > - value = mtk_ddp_sel_in(cur, next, &addr);
> > + value = mtk_ddp_sel_in(reg_data, cur, next, &addr);
> > if (value)
> > regmap_update_bits(config_regs, addr, value, value);
> > }
> >
> > void mtk_ddp_remove_comp_from_path(struct regmap *config_regs,
> > + const struct mtk_mmsys_reg_data *reg_data,
> > enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next)
> > {
> > unsigned int addr, value;
> >
> > - value = mtk_ddp_mout_en(cur, next, &addr);
> > + value = mtk_ddp_mout_en(reg_data, cur, next, &addr);
> > if (value)
> > regmap_update_bits(config_regs, addr, value, 0);
> >
> > - value = mtk_ddp_sel_in(cur, next, &addr);
> > + value = mtk_ddp_sel_in(reg_data, cur, next, &addr);
> > if (value)
> > regmap_update_bits(config_regs, addr, value, 0);
> > }
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> > index 01ff8b6..75fa56e 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
> > @@ -11,11 +11,17 @@
> > struct regmap;
> > struct device;
> > struct mtk_disp_mutex;
> > +struct mtk_mmsys_reg_data;
> > +
> > +extern const struct mtk_mmsys_reg_data mt2701_mmsys_reg_data;
> > +extern const struct mtk_mmsys_reg_data mt8173_mmsys_reg_data;
> >
> > void mtk_ddp_add_comp_to_path(struct regmap *config_regs,
> > + const struct mtk_mmsys_reg_data *reg_data,
> > enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next);
> > void mtk_ddp_remove_comp_from_path(struct regmap *config_regs,
> > + const struct mtk_mmsys_reg_data *reg_data,
> > enum mtk_ddp_comp_id cur,
> > enum mtk_ddp_comp_id next);
> >
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > index f69af42..e3293cf8 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> > @@ -185,6 +185,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> > .main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
> > .ext_path = mt2701_mtk_ddp_ext,
> > .ext_len = ARRAY_SIZE(mt2701_mtk_ddp_ext),
> > + .reg_data = &mt2701_mmsys_reg_data,
> > .shadow_register = true,
> > .clk_drv_name = "clk-mt2701-mm",
> > };
> > @@ -196,6 +197,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> > .ext_len = ARRAY_SIZE(mt2712_mtk_ddp_ext),
> > .third_path = mt2712_mtk_ddp_third,
> > .third_len = ARRAY_SIZE(mt2712_mtk_ddp_third),
> > + .reg_data = &mt8173_mmsys_reg_data,
> > .clk_drv_name = "clk-mt2712-mm",
> > };
> >
> > @@ -204,6 +206,7 @@ static int mtk_atomic_commit(struct drm_device *drm,
> > .main_len = ARRAY_SIZE(mt8173_mtk_ddp_main),
> > .ext_path = mt8173_mtk_ddp_ext,
> > .ext_len = ARRAY_SIZE(mt8173_mtk_ddp_ext),
> > + .reg_data = &mt8173_mmsys_reg_data,
> > .clk_drv_name = "clk-mt8173-mm",
> > };
> >
> > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> > index 8fe9136..9d87441 100644
> > --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> > +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h
> > @@ -7,6 +7,7 @@
> > #define MTK_DRM_DRV_H
> >
> > #include <linux/io.h>
> > +#include "mtk_drm_ddp.h"
> > #include "mtk_drm_ddp_comp.h"
> >
> > #define MAX_CRTC 3
> > @@ -28,6 +29,8 @@ struct mtk_mmsys_driver_data {
> > const enum mtk_ddp_comp_id *third_path;
> > unsigned int third_len;
> >
> > + const struct mtk_mmsys_reg_data *reg_data;
> > +
> > bool shadow_register;
> > const char *clk_drv_name;
> > };
>
>

Next message: Justin Capella: "Re: [PATCH] initramfs: fix 'bad variable name' error in gen_initramfs_list.sh"
Previous message: CK Hu: "Re: [PATCH v6, 14/14] drm/mediatek: add support for mediatek SOC MT8183"
In reply to: CK Hu: "Re: [PATCH v6, 04/14] drm/mediatek: add mmsys private data for ddp path config"
Next in thread: Yongqiang Niu: "[PATCH v6, 07/14] drm/mediatek: add connection from RDMA0 to COLOR0"
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