| Message ID | 1545638931-24938-7-git-send-email-yongqiang.niu@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | add drm support for MT8183 | expand |
Hi, Yongqiang: On Mon, 2018-12-24 at 16:08 +0800, Yongqiang Niu wrote: > This patch add mmsys private data for ddp path config Describe WHY do this. > > Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> > --- > drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 ++ > drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 102 ++++++++++++++++++++++++++------ > drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 10 ++++ > drivers/gpu/drm/mediatek/mtk_drm_drv.c | 11 ++++ > drivers/gpu/drm/mediatek/mtk_drm_drv.h | 4 ++ > 5 files changed, 112 insertions(+), 19 deletions(-) > > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c > index 92ecb9b..a5af4be 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c > @@ -50,6 +50,7 @@ struct mtk_drm_crtc { > bool pending_planes; > > void __iomem *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; > @@ -271,6 +272,7 @@ 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, > @@ -319,6 +321,7 @@ 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, > @@ -561,6 +564,7 @@ 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->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 60cfde7..4be3c11 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c > @@ -145,6 +145,17 @@ > #define DPI_SEL_IN_BLS 0x0 > #define DSI_SEL_IN_RDMA 0x1 > > +#define DISP_REG_OVL0_MOUT_EN(data) ((data)->ovl0_mout_en) > +#define DISP_REG_DPI0_SEL_IN(data) ((data)->dpi0_sel_in) > +#define DISP_REG_DPI0_SEL_IN_RDMA1(data) ((data)->dpi0_sel_in_rdma1) > +#define DISP_REG_DSI0_SEL_IN(data) ((data)->dsi0_sel_in) > +#define DISP_REG_DSI0_SEL_IN_RDMA1(data) ((data)->dsi0_sel_in_rdma1) > +#define DISP_REG_RDMA0_SOUT_SEL_IN(data) ((data)->rdma0_sout_sel_in) > +#define DISP_REG_RDMA0_SOUT_COLOR0(data) ((data)->rdma0_sout_color0) > +#define DISP_REG_RDMA1_SOUT_SEL_IN(data) ((data)->rdma1_sout_sel_in) > +#define DISP_REG_RDMA1_SOUT_DPI0(data) ((data)->rdma1_sout_dpi0) > +#define DISP_REG_RDMA1_SOUT_DSI0(data) ((data)->rdma1_sout_dsi0) > + > struct mtk_disp_mutex { > int id; > bool claimed; > @@ -176,6 +187,19 @@ struct mtk_ddp { > const struct mtk_ddp_data *data; > }; > > +struct mtk_mmsys_reg_data { > + unsigned int ovl0_mout_en; > + unsigned int rdma0_sout_sel_in; > + unsigned int rdma0_sout_color0; > + unsigned int rdma1_sout_sel_in; > + unsigned int rdma1_sout_dpi0; > + unsigned int rdma1_sout_dsi0; > + unsigned int dpi0_sel_in; > + unsigned int dpi0_sel_in_rdma1; > + unsigned int dsi0_sel_in; > + unsigned int dsi0_sel_in_rdma1; I would like use 'u32' for these variables. > +}; > + > 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, > @@ -268,17 +292,34 @@ 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 = DISP_REG_OVL0_MOUT_EN(data); > value = OVL0_MOUT_EN_COLOR0; > } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > - *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; > + *addr = DISP_REG_OVL0_MOUT_EN(data); > value = OVL_MOUT_EN_RDMA; > } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) { > *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > @@ -302,7 +343,8 @@ 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) > { > @@ -312,14 +354,14 @@ 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 = DISP_REG_DPI0_SEL_IN(data); > + value = DISP_REG_DPI0_SEL_IN_RDMA1(data); > } 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 = DISP_REG_DSI0_SEL_IN(data); > + value = DISP_REG_DSI0_SEL_IN_RDMA1(data); > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > value = DSI1_SEL_IN_RDMA1; > @@ -360,7 +402,7 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, > return value; > } > > -static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, > +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) > @@ -373,9 +415,6 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, > } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { > *addr = DISP_REG_CONFIG_OUT_SEL; > value = BLS_TO_DPI_RDMA1_TO_DSI; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSI_SEL; > - value = DSI_SEL_IN_RDMA; > } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > value = RDMA0_SOUT_DPI0; > @@ -401,8 +440,8 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, > *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 = DISP_REG_RDMA1_SOUT_SEL_IN(data); > + value = DISP_REG_RDMA1_SOUT_DPI0(data); > } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > value = RDMA1_SOUT_DPI1; > @@ -429,22 +468,23 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, > } > > void mtk_ddp_add_comp_to_path(void __iomem *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, reg; > > - value = mtk_ddp_mout_en(cur, next, &addr); > + value = mtk_ddp_mout_en(reg_data, cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) | value; > writel_relaxed(reg, config_regs + addr); > } > > - value = mtk_ddp_sout_sel(cur, next, &addr); > + value = mtk_ddp_sout_sel(reg_data, cur, next, &addr); > if (value) > writel_relaxed(value, config_regs + addr); > > - value = mtk_ddp_sel_in(cur, next, &addr); > + value = mtk_ddp_sel_in(reg_data, cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) | value; > writel_relaxed(reg, config_regs + addr); > @@ -452,24 +492,48 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs, > } > > void mtk_ddp_remove_comp_from_path(void __iomem *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, reg; > > - value = mtk_ddp_mout_en(cur, next, &addr); > + value = mtk_ddp_mout_en(reg_data, cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) & ~value; > writel_relaxed(reg, config_regs + addr); > } > > - value = mtk_ddp_sel_in(cur, next, &addr); > + value = mtk_ddp_sel_in(reg_data, cur, next, &addr); > if (value) { > reg = readl_relaxed(config_regs + addr) & ~value; > writel_relaxed(reg, config_regs + addr); > } > } > > +const struct mtk_mmsys_reg_data *mtk_ddp_get_mmsys_data(enum mtk_mmsys_id id) > +{ > + const struct mtk_mmsys_reg_data *data = NULL; > + > + switch (id) { > + case MMSYS_MT2701: > + data = &mt2701_mmsys_reg_data; > + break; > + case MMSYS_MT2712: > + data = &mt8173_mmsys_reg_data; > + break; > + case MMSYS_MT8173: > + data = &mt8173_mmsys_reg_data; > + break; > + default: > + pr_info("mtk drm not support mmsys id %d\n", > + id); > + break; > + } > + > + return data; > +} > + > struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id) > { > struct mtk_ddp *ddp = dev_get_drvdata(dev); > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h > index f9a7991..ed2b702 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h > +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h > @@ -19,11 +19,21 @@ > struct regmap; > struct device; > struct mtk_disp_mutex; > +struct mtk_mmsys_reg_data; > +enum mtk_mmsys_id { > + MMSYS_MT2701, > + MMSYS_MT2712, > + MMSYS_MT8173, > + MMSYS_MAX, > +}; > > +const struct mtk_mmsys_reg_data *mtk_ddp_get_mmsys_data(enum mtk_mmsys_id id); > void mtk_ddp_add_comp_to_path(void __iomem *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(void __iomem *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 6422e99..be6b142 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c > +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c > @@ -196,6 +196,7 @@ 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), > + .mmsys_id = MMSYS_MT2701, > .shadow_register = true, > }; > > @@ -206,6 +207,7 @@ 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), > + .mmsys_id = MMSYS_MT2712, > }; > > static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { > @@ -213,6 +215,7 @@ 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), > + .mmsys_id = MMSYS_MT8173, > }; > > static int mtk_drm_kms_init(struct drm_device *drm) > @@ -461,6 +464,14 @@ static int mtk_drm_probe(struct platform_device *pdev) > INIT_WORK(&private->commit.work, mtk_atomic_work); > private->data = of_device_get_match_data(dev); > > + private->reg_data = mtk_ddp_get_mmsys_data(private->data->mmsys_id); > + if (IS_ERR(private->reg_data)) { > + ret = PTR_ERR(private->config_regs); > + pr_info("Failed to get mmsys register data: %d\n", > + ret); > + return ret; > + } > + > mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); > private->config_regs = devm_ioremap_resource(dev, mem); > if (IS_ERR(private->config_regs)) { > diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h > index ecc00ca..11de7f8 100644 > --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h > +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h > @@ -15,6 +15,7 @@ > #define MTK_DRM_DRV_H > > #include <linux/io.h> > +#include "mtk_drm_ddp.h" > #include "mtk_drm_ddp_comp.h" > > #define MAX_CRTC 3 > @@ -36,6 +37,8 @@ struct mtk_mmsys_driver_data { > const enum mtk_ddp_comp_id *third_path; > unsigned int third_len; > > + enum mtk_mmsys_id mmsys_id; > + > bool shadow_register; > }; > > @@ -48,6 +51,7 @@ struct mtk_drm_private { > struct device_node *mutex_node; > struct device *mutex_dev; > void __iomem *config_regs; > + const struct mtk_mmsys_reg_data *reg_data; Why not move reg_data into data? Both could be got by of_device_get_match_data(). Regards, CK > struct device_node *comp_node[DDP_COMPONENT_ID_MAX]; > struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX]; > const struct mtk_mmsys_driver_data *data;
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index 92ecb9b..a5af4be 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -50,6 +50,7 @@ struct mtk_drm_crtc { bool pending_planes; void __iomem *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; @@ -271,6 +272,7 @@ 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, @@ -319,6 +321,7 @@ 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, @@ -561,6 +564,7 @@ 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->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 60cfde7..4be3c11 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -145,6 +145,17 @@ #define DPI_SEL_IN_BLS 0x0 #define DSI_SEL_IN_RDMA 0x1 +#define DISP_REG_OVL0_MOUT_EN(data) ((data)->ovl0_mout_en) +#define DISP_REG_DPI0_SEL_IN(data) ((data)->dpi0_sel_in) +#define DISP_REG_DPI0_SEL_IN_RDMA1(data) ((data)->dpi0_sel_in_rdma1) +#define DISP_REG_DSI0_SEL_IN(data) ((data)->dsi0_sel_in) +#define DISP_REG_DSI0_SEL_IN_RDMA1(data) ((data)->dsi0_sel_in_rdma1) +#define DISP_REG_RDMA0_SOUT_SEL_IN(data) ((data)->rdma0_sout_sel_in) +#define DISP_REG_RDMA0_SOUT_COLOR0(data) ((data)->rdma0_sout_color0) +#define DISP_REG_RDMA1_SOUT_SEL_IN(data) ((data)->rdma1_sout_sel_in) +#define DISP_REG_RDMA1_SOUT_DPI0(data) ((data)->rdma1_sout_dpi0) +#define DISP_REG_RDMA1_SOUT_DSI0(data) ((data)->rdma1_sout_dsi0) + struct mtk_disp_mutex { int id; bool claimed; @@ -176,6 +187,19 @@ struct mtk_ddp { const struct mtk_ddp_data *data; }; +struct mtk_mmsys_reg_data { + unsigned int ovl0_mout_en; + unsigned int rdma0_sout_sel_in; + unsigned int rdma0_sout_color0; + unsigned int rdma1_sout_sel_in; + unsigned int rdma1_sout_dpi0; + unsigned int rdma1_sout_dsi0; + unsigned int dpi0_sel_in; + unsigned int dpi0_sel_in_rdma1; + unsigned int dsi0_sel_in; + unsigned int dsi0_sel_in_rdma1; +}; + 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, @@ -268,17 +292,34 @@ 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 = DISP_REG_OVL0_MOUT_EN(data); value = OVL0_MOUT_EN_COLOR0; } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { - *addr = DISP_REG_CONFIG_DISP_OVL_MOUT_EN; + *addr = DISP_REG_OVL0_MOUT_EN(data); value = OVL_MOUT_EN_RDMA; } else if (cur == DDP_COMPONENT_OD0 && next == DDP_COMPONENT_RDMA0) { *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; @@ -302,7 +343,8 @@ 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) { @@ -312,14 +354,14 @@ 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 = DISP_REG_DPI0_SEL_IN(data); + value = DISP_REG_DPI0_SEL_IN_RDMA1(data); } 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 = DISP_REG_DSI0_SEL_IN(data); + value = DISP_REG_DSI0_SEL_IN_RDMA1(data); } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { *addr = DISP_REG_CONFIG_DSIO_SEL_IN; value = DSI1_SEL_IN_RDMA1; @@ -360,7 +402,7 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } -static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, +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) @@ -373,9 +415,6 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { *addr = DISP_REG_CONFIG_OUT_SEL; value = BLS_TO_DPI_RDMA1_TO_DSI; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) { - *addr = DISP_REG_CONFIG_DSI_SEL; - value = DSI_SEL_IN_RDMA; } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; value = RDMA0_SOUT_DPI0; @@ -401,8 +440,8 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, *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 = DISP_REG_RDMA1_SOUT_SEL_IN(data); + value = DISP_REG_RDMA1_SOUT_DPI0(data); } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; value = RDMA1_SOUT_DPI1; @@ -429,22 +468,23 @@ static unsigned int mtk_ddp_sout_sel(void __iomem *config_regs, } void mtk_ddp_add_comp_to_path(void __iomem *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, reg; - value = mtk_ddp_mout_en(cur, next, &addr); + value = mtk_ddp_mout_en(reg_data, cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) | value; writel_relaxed(reg, config_regs + addr); } - value = mtk_ddp_sout_sel(cur, next, &addr); + value = mtk_ddp_sout_sel(reg_data, cur, next, &addr); if (value) writel_relaxed(value, config_regs + addr); - value = mtk_ddp_sel_in(cur, next, &addr); + value = mtk_ddp_sel_in(reg_data, cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) | value; writel_relaxed(reg, config_regs + addr); @@ -452,24 +492,48 @@ void mtk_ddp_add_comp_to_path(void __iomem *config_regs, } void mtk_ddp_remove_comp_from_path(void __iomem *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, reg; - value = mtk_ddp_mout_en(cur, next, &addr); + value = mtk_ddp_mout_en(reg_data, cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) & ~value; writel_relaxed(reg, config_regs + addr); } - value = mtk_ddp_sel_in(cur, next, &addr); + value = mtk_ddp_sel_in(reg_data, cur, next, &addr); if (value) { reg = readl_relaxed(config_regs + addr) & ~value; writel_relaxed(reg, config_regs + addr); } } +const struct mtk_mmsys_reg_data *mtk_ddp_get_mmsys_data(enum mtk_mmsys_id id) +{ + const struct mtk_mmsys_reg_data *data = NULL; + + switch (id) { + case MMSYS_MT2701: + data = &mt2701_mmsys_reg_data; + break; + case MMSYS_MT2712: + data = &mt8173_mmsys_reg_data; + break; + case MMSYS_MT8173: + data = &mt8173_mmsys_reg_data; + break; + default: + pr_info("mtk drm not support mmsys id %d\n", + id); + break; + } + + return data; +} + struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id) { struct mtk_ddp *ddp = dev_get_drvdata(dev); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h index f9a7991..ed2b702 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h @@ -19,11 +19,21 @@ struct regmap; struct device; struct mtk_disp_mutex; +struct mtk_mmsys_reg_data; +enum mtk_mmsys_id { + MMSYS_MT2701, + MMSYS_MT2712, + MMSYS_MT8173, + MMSYS_MAX, +}; +const struct mtk_mmsys_reg_data *mtk_ddp_get_mmsys_data(enum mtk_mmsys_id id); void mtk_ddp_add_comp_to_path(void __iomem *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(void __iomem *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 6422e99..be6b142 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -196,6 +196,7 @@ 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), + .mmsys_id = MMSYS_MT2701, .shadow_register = true, }; @@ -206,6 +207,7 @@ 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), + .mmsys_id = MMSYS_MT2712, }; static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { @@ -213,6 +215,7 @@ 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), + .mmsys_id = MMSYS_MT8173, }; static int mtk_drm_kms_init(struct drm_device *drm) @@ -461,6 +464,14 @@ static int mtk_drm_probe(struct platform_device *pdev) INIT_WORK(&private->commit.work, mtk_atomic_work); private->data = of_device_get_match_data(dev); + private->reg_data = mtk_ddp_get_mmsys_data(private->data->mmsys_id); + if (IS_ERR(private->reg_data)) { + ret = PTR_ERR(private->config_regs); + pr_info("Failed to get mmsys register data: %d\n", + ret); + return ret; + } + mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); private->config_regs = devm_ioremap_resource(dev, mem); if (IS_ERR(private->config_regs)) { diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.h b/drivers/gpu/drm/mediatek/mtk_drm_drv.h index ecc00ca..11de7f8 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.h @@ -15,6 +15,7 @@ #define MTK_DRM_DRV_H #include <linux/io.h> +#include "mtk_drm_ddp.h" #include "mtk_drm_ddp_comp.h" #define MAX_CRTC 3 @@ -36,6 +37,8 @@ struct mtk_mmsys_driver_data { const enum mtk_ddp_comp_id *third_path; unsigned int third_len; + enum mtk_mmsys_id mmsys_id; + bool shadow_register; }; @@ -48,6 +51,7 @@ struct mtk_drm_private { struct device_node *mutex_node; struct device *mutex_dev; void __iomem *config_regs; + const struct mtk_mmsys_reg_data *reg_data; struct device_node *comp_node[DDP_COMPONENT_ID_MAX]; struct mtk_ddp_comp *ddp_comp[DDP_COMPONENT_ID_MAX]; const struct mtk_mmsys_driver_data *data;
This patch add mmsys private data for ddp path config Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> --- drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 4 ++ drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 102 ++++++++++++++++++++++++++------ drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 10 ++++ drivers/gpu/drm/mediatek/mtk_drm_drv.c | 11 ++++ drivers/gpu/drm/mediatek/mtk_drm_drv.h | 4 ++ 5 files changed, 112 insertions(+), 19 deletions(-)