| Message ID | 1607506379-10998-3-git-send-email-yongqiang.niu@mediatek.com |
|---|---|
| State | New |
| Headers | show |
| Series | soc: mediatek: Prepare MMSYS for DDP routing using function call | expand |
On Wed, Dec 9, 2020 at 9:32 AM Yongqiang Niu <yongqiang.niu@mediatek.com> wrote: > > Actually, setting the registers for routing, use multiple 'if-else' for different > routes, but this code would be more and more complicated while we > support more and more SoCs. Change that and use a function call per SoC so the > code will be more portable and clear. > > Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> > --- > drivers/soc/mediatek/mmsys/Makefile | 3 +- > drivers/soc/mediatek/mmsys/mt2701-mmsys.c | 233 +++++++++++++++++++++++++++++ > drivers/soc/mediatek/mmsys/mtk-mmsys.c | 241 +++--------------------------- > include/linux/soc/mediatek/mtk-mmsys.h | 14 ++ > 4 files changed, 268 insertions(+), 223 deletions(-) > create mode 100644 drivers/soc/mediatek/mmsys/mt2701-mmsys.c > > diff --git a/drivers/soc/mediatek/mmsys/Makefile b/drivers/soc/mediatek/mmsys/Makefile > index 5d976d7..ac03025 100644 > --- a/drivers/soc/mediatek/mmsys/Makefile > +++ b/drivers/soc/mediatek/mmsys/Makefile > @@ -1,2 +1,3 @@ > # SPDX-License-Identifier: GPL-2.0-only > -obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o > \ No newline at end of file > +obj-$(CONFIG_MTK_MMSYS) += mt2701-mmsys.o > +obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o > diff --git a/drivers/soc/mediatek/mmsys/mt2701-mmsys.c b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > new file mode 100644 > index 0000000..40576d3 > --- /dev/null > +++ b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > @@ -0,0 +1,233 @@ > +// SPDX-License-Identifier: GPL-2.0-only > +/* > + * Copyright (c) 2020 MediaTek Inc. > + */ > + > +#include <linux/device.h> > +#include <linux/io.h> > +#include <linux/of_device.h> > +#include <linux/platform_device.h> > +#include <linux/soc/mediatek/mtk-mmsys.h> > + > +#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > +#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > +#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > +#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > +#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > +#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > +#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > +#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > +#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > +#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > +#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > +#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > +#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > +#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > + > +#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 > +#define DISP_REG_CONFIG_OUT_SEL 0x04c > +#define DISP_REG_CONFIG_DSI_SEL 0x050 > +#define DISP_REG_CONFIG_DPI_SEL 0x064 > + > +#define OVL0_MOUT_EN_COLOR0 0x1 > +#define OD_MOUT_EN_RDMA0 0x1 > +#define OD1_MOUT_EN_RDMA1 BIT(16) > +#define UFOE_MOUT_EN_DSI0 0x1 > +#define COLOR0_SEL_IN_OVL0 0x1 > +#define OVL1_MOUT_EN_COLOR1 0x1 > +#define GAMMA_MOUT_EN_RDMA1 0x1 > +#define RDMA0_SOUT_DPI0 0x2 > +#define RDMA0_SOUT_DPI1 0x3 > +#define RDMA0_SOUT_DSI1 0x1 > +#define RDMA0_SOUT_DSI2 0x4 > +#define RDMA0_SOUT_DSI3 0x5 > +#define RDMA1_SOUT_DPI0 0x2 > +#define RDMA1_SOUT_DPI1 0x3 > +#define RDMA1_SOUT_DSI1 0x1 > +#define RDMA1_SOUT_DSI2 0x4 > +#define RDMA1_SOUT_DSI3 0x5 > +#define RDMA2_SOUT_DPI0 0x2 > +#define RDMA2_SOUT_DPI1 0x3 > +#define RDMA2_SOUT_DSI1 0x1 > +#define RDMA2_SOUT_DSI2 0x4 > +#define RDMA2_SOUT_DSI3 0x5 > +#define DPI0_SEL_IN_RDMA1 0x1 > +#define DPI0_SEL_IN_RDMA2 0x3 > +#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > +#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > +#define DSI0_SEL_IN_RDMA1 0x1 > +#define DSI0_SEL_IN_RDMA2 0x4 > +#define DSI1_SEL_IN_RDMA1 0x1 > +#define DSI1_SEL_IN_RDMA2 0x4 > +#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > +#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > +#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > +#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > +#define COLOR1_SEL_IN_OVL1 0x1 > + > +#define OVL_MOUT_EN_RDMA 0x1 > +#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 > +#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 > +#define DSI_SEL_IN_BLS 0x0 > +#define DPI_SEL_IN_BLS 0x0 > +#define DSI_SEL_IN_RDMA 0x1 > + > +static unsigned int mtk_mmsys_ddp_mout_en(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; > + value = OVL0_MOUT_EN_COLOR0; > + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > + *addr = DISP_REG_CONFIG_DISP_OVL_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; > + value = OD_MOUT_EN_RDMA0; > + } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > + value = UFOE_MOUT_EN_DSI0; > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > + *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > + value = OVL1_MOUT_EN_COLOR1; > + } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > + *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > + value = GAMMA_MOUT_EN_RDMA1; > + } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > + *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > + value = OD1_MOUT_EN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > + value = RDMA0_SOUT_DSI3; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > + *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; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > + value = RDMA1_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DPI0; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DPI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > + value = RDMA2_SOUT_DSI3; > + } else { > + value = 0; > + } > + > + return value; > +} > + > +static unsigned int mtk_mmsys_ddp_sel_in(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_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; > + } 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; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI1_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI2_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI3_SEL_IN_RDMA1; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI0_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > + value = DPI1_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI0_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > + value = DSI1_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI2_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > + value = DSI3_SEL_IN_RDMA2; > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > + *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > + value = COLOR1_SEL_IN_OVL1; > + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > + *addr = DISP_REG_CONFIG_DSI_SEL; > + value = DSI_SEL_IN_BLS; > + } else { > + value = 0; > + } > + > + return value; > +} > + > +static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, > + enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next) > +{ > + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > + writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, > + config_regs + DISP_REG_CONFIG_OUT_SEL); > + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { > + writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, > + config_regs + DISP_REG_CONFIG_OUT_SEL); > + writel_relaxed(DSI_SEL_IN_RDMA, > + config_regs + DISP_REG_CONFIG_DSI_SEL); > + writel_relaxed(DPI_SEL_IN_BLS, > + config_regs + DISP_REG_CONFIG_DPI_SEL); > + } > +} > + > +struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs = { > + .mout_en = mtk_mmsys_ddp_mout_en, > + .sel_in = mtk_mmsys_ddp_sel_in, > + .sout_sel = mtk_mmsys_ddp_sout_sel, > +}; > diff --git a/drivers/soc/mediatek/mmsys/mtk-mmsys.c b/drivers/soc/mediatek/mmsys/mtk-mmsys.c > index da2de8f..9d6a3e9 100644 > --- a/drivers/soc/mediatek/mmsys/mtk-mmsys.c > +++ b/drivers/soc/mediatek/mmsys/mtk-mmsys.c > @@ -10,91 +10,34 @@ > #include <linux/platform_device.h> > #include <linux/soc/mediatek/mtk-mmsys.h> > > -#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > -#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > -#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > -#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > -#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > -#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > -#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > -#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > -#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > -#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > -#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > -#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > -#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > -#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > - > -#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 > -#define DISP_REG_CONFIG_OUT_SEL 0x04c > -#define DISP_REG_CONFIG_DSI_SEL 0x050 > -#define DISP_REG_CONFIG_DPI_SEL 0x064 > - > -#define OVL0_MOUT_EN_COLOR0 0x1 > -#define OD_MOUT_EN_RDMA0 0x1 > -#define OD1_MOUT_EN_RDMA1 BIT(16) > -#define UFOE_MOUT_EN_DSI0 0x1 > -#define COLOR0_SEL_IN_OVL0 0x1 > -#define OVL1_MOUT_EN_COLOR1 0x1 > -#define GAMMA_MOUT_EN_RDMA1 0x1 > -#define RDMA0_SOUT_DPI0 0x2 > -#define RDMA0_SOUT_DPI1 0x3 > -#define RDMA0_SOUT_DSI1 0x1 > -#define RDMA0_SOUT_DSI2 0x4 > -#define RDMA0_SOUT_DSI3 0x5 > -#define RDMA1_SOUT_DPI0 0x2 > -#define RDMA1_SOUT_DPI1 0x3 > -#define RDMA1_SOUT_DSI1 0x1 > -#define RDMA1_SOUT_DSI2 0x4 > -#define RDMA1_SOUT_DSI3 0x5 > -#define RDMA2_SOUT_DPI0 0x2 > -#define RDMA2_SOUT_DPI1 0x3 > -#define RDMA2_SOUT_DSI1 0x1 > -#define RDMA2_SOUT_DSI2 0x4 > -#define RDMA2_SOUT_DSI3 0x5 > -#define DPI0_SEL_IN_RDMA1 0x1 > -#define DPI0_SEL_IN_RDMA2 0x3 > -#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > -#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > -#define DSI0_SEL_IN_RDMA1 0x1 > -#define DSI0_SEL_IN_RDMA2 0x4 > -#define DSI1_SEL_IN_RDMA1 0x1 > -#define DSI1_SEL_IN_RDMA2 0x4 > -#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > -#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > -#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > -#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > -#define COLOR1_SEL_IN_OVL1 0x1 > - > -#define OVL_MOUT_EN_RDMA 0x1 > -#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 > -#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 > -#define DSI_SEL_IN_BLS 0x0 > -#define DPI_SEL_IN_BLS 0x0 > -#define DSI_SEL_IN_RDMA 0x1 > - > struct mtk_mmsys_driver_data { > const char *clk_driver; > + const struct mtk_mmsys_conn_funcs *funcs; > }; > > static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { > .clk_driver = "clk-mt2701-mm", > + .funcs = &mt2701_mmsys_funcs, > }; > > static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { > .clk_driver = "clk-mt2712-mm", > + .funcs = &mt2701_mmsys_funcs, > }; > > static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = { > .clk_driver = "clk-mt6779-mm", > + .funcs = &mt2701_mmsys_funcs, > }; > > static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = { > .clk_driver = "clk-mt6797-mm", > + .funcs = &mt2701_mmsys_funcs, > }; > > static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { > .clk_driver = "clk-mt8173-mm", > + .funcs = &mt2701_mmsys_funcs, > }; > > static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { > @@ -106,176 +49,26 @@ struct mtk_mmsys { > const struct mtk_mmsys_driver_data *data; > }; > > -static unsigned int mtk_mmsys_ddp_mout_en(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; > - value = OVL0_MOUT_EN_COLOR0; > - } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > - *addr = DISP_REG_CONFIG_DISP_OVL_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; > - value = OD_MOUT_EN_RDMA0; > - } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > - value = UFOE_MOUT_EN_DSI0; > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > - *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > - value = OVL1_MOUT_EN_COLOR1; > - } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > - *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > - value = GAMMA_MOUT_EN_RDMA1; > - } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > - *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > - value = OD1_MOUT_EN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DPI0; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > - value = RDMA0_SOUT_DSI3; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > - *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; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > - value = RDMA1_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DPI0; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DPI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > - value = RDMA2_SOUT_DSI3; > - } else { > - value = 0; > - } > - > - return value; > -} > - > -static unsigned int mtk_mmsys_ddp_sel_in(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_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; > - } 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; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI1_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI2_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI3_SEL_IN_RDMA1; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI0_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > - value = DPI1_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI0_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > - value = DSI1_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI2_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > - value = DSI3_SEL_IN_RDMA2; > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > - *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > - value = COLOR1_SEL_IN_OVL1; > - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > - *addr = DISP_REG_CONFIG_DSI_SEL; > - value = DSI_SEL_IN_BLS; > - } else { > - value = 0; > - } > - > - return value; > -} > - > -static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, > - enum mtk_ddp_comp_id cur, > - enum mtk_ddp_comp_id next) > -{ > - if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, > - config_regs + DISP_REG_CONFIG_OUT_SEL); > - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { > - writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, > - config_regs + DISP_REG_CONFIG_OUT_SEL); > - writel_relaxed(DSI_SEL_IN_RDMA, > - config_regs + DISP_REG_CONFIG_DSI_SEL); > - writel_relaxed(DPI_SEL_IN_BLS, > - config_regs + DISP_REG_CONFIG_DPI_SEL); > - } > -} > - > void mtk_mmsys_ddp_connect(struct device *dev, > enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next) > { > struct mtk_mmsys *mmsys = dev_get_drvdata(dev); > unsigned int addr, value, reg; > + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; Compiling error here: initializing 'struct mtk_mmsys_conn_funcs *' with an expression of type 'const struct mtk_mmsys_conn_funcs *const' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers] struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; const struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > + if (!funcs) > + return; > + > + value = funcs->mout_en(cur, next, &addr); > if (value) { > reg = readl_relaxed(mmsys->regs + addr) | value; > writel_relaxed(reg, mmsys->regs + addr); > } > > - mtk_mmsys_ddp_sout_sel(mmsys->regs, cur, next); > + funcs->sout_sel(mmsys->regs, cur, next); > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > + value = funcs->sel_in(cur, next, &addr); > if (value) { > reg = readl_relaxed(mmsys->regs + addr) | value; > writel_relaxed(reg, mmsys->regs + addr); > @@ -289,14 +82,18 @@ void mtk_mmsys_ddp_disconnect(struct device *dev, > { > struct mtk_mmsys *mmsys = dev_get_drvdata(dev); > unsigned int addr, value, reg; > + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > + > + if (!funcs) > + return; > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > + value = funcs->mout_en(cur, next, &addr); > if (value) { > reg = readl_relaxed(mmsys->regs + addr) & ~value; > writel_relaxed(reg, mmsys->regs + addr); > } > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > + value = funcs->sel_in(cur, next, &addr); > if (value) { > reg = readl_relaxed(mmsys->regs + addr) & ~value; > writel_relaxed(reg, mmsys->regs + addr); > diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h > index 2228bf6..17e8b91 100644 > --- a/include/linux/soc/mediatek/mtk-mmsys.h > +++ b/include/linux/soc/mediatek/mtk-mmsys.h > @@ -42,6 +42,20 @@ enum mtk_ddp_comp_id { > DDP_COMPONENT_ID_MAX, > }; > > +struct mtk_mmsys_conn_funcs { > + u32 (*mout_en)(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr); > + u32 (*sel_in)(enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next, > + unsigned int *addr); > + void (*sout_sel)(void __iomem *config_regs, > + enum mtk_ddp_comp_id cur, > + enum mtk_ddp_comp_id next); > +}; > + > +extern struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs; > + > void mtk_mmsys_ddp_connect(struct device *dev, > enum mtk_ddp_comp_id cur, > enum mtk_ddp_comp_id next);
On Thu, 2020-12-17 at 14:04 +0800, Hsin-Yi Wang wrote: > On Wed, Dec 9, 2020 at 9:32 AM Yongqiang Niu <yongqiang.niu@mediatek.com> wrote: > > > > Actually, setting the registers for routing, use multiple 'if-else' for different > > routes, but this code would be more and more complicated while we > > support more and more SoCs. Change that and use a function call per SoC so the > > code will be more portable and clear. > > > > Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> > > --- > > drivers/soc/mediatek/mmsys/Makefile | 3 +- > > drivers/soc/mediatek/mmsys/mt2701-mmsys.c | 233 +++++++++++++++++++++++++++++ > > drivers/soc/mediatek/mmsys/mtk-mmsys.c | 241 +++--------------------------- > > include/linux/soc/mediatek/mtk-mmsys.h | 14 ++ > > 4 files changed, 268 insertions(+), 223 deletions(-) > > create mode 100644 drivers/soc/mediatek/mmsys/mt2701-mmsys.c > > > > diff --git a/drivers/soc/mediatek/mmsys/Makefile b/drivers/soc/mediatek/mmsys/Makefile > > index 5d976d7..ac03025 100644 > > --- a/drivers/soc/mediatek/mmsys/Makefile > > +++ b/drivers/soc/mediatek/mmsys/Makefile > > @@ -1,2 +1,3 @@ > > # SPDX-License-Identifier: GPL-2.0-only > > -obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o > > \ No newline at end of file > > +obj-$(CONFIG_MTK_MMSYS) += mt2701-mmsys.o > > +obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o > > diff --git a/drivers/soc/mediatek/mmsys/mt2701-mmsys.c b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > > new file mode 100644 > > index 0000000..40576d3 > > --- /dev/null > > +++ b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c > > @@ -0,0 +1,233 @@ > > +// SPDX-License-Identifier: GPL-2.0-only > > +/* > > + * Copyright (c) 2020 MediaTek Inc. > > + */ > > + > > +#include <linux/device.h> > > +#include <linux/io.h> > > +#include <linux/of_device.h> > > +#include <linux/platform_device.h> > > +#include <linux/soc/mediatek/mtk-mmsys.h> > > + > > +#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > > +#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > > +#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > > +#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > > +#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > > +#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > > +#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > > +#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > > +#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > > +#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > > +#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > > +#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > > +#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > > +#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > > + > > +#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 > > +#define DISP_REG_CONFIG_OUT_SEL 0x04c > > +#define DISP_REG_CONFIG_DSI_SEL 0x050 > > +#define DISP_REG_CONFIG_DPI_SEL 0x064 > > + > > +#define OVL0_MOUT_EN_COLOR0 0x1 > > +#define OD_MOUT_EN_RDMA0 0x1 > > +#define OD1_MOUT_EN_RDMA1 BIT(16) > > +#define UFOE_MOUT_EN_DSI0 0x1 > > +#define COLOR0_SEL_IN_OVL0 0x1 > > +#define OVL1_MOUT_EN_COLOR1 0x1 > > +#define GAMMA_MOUT_EN_RDMA1 0x1 > > +#define RDMA0_SOUT_DPI0 0x2 > > +#define RDMA0_SOUT_DPI1 0x3 > > +#define RDMA0_SOUT_DSI1 0x1 > > +#define RDMA0_SOUT_DSI2 0x4 > > +#define RDMA0_SOUT_DSI3 0x5 > > +#define RDMA1_SOUT_DPI0 0x2 > > +#define RDMA1_SOUT_DPI1 0x3 > > +#define RDMA1_SOUT_DSI1 0x1 > > +#define RDMA1_SOUT_DSI2 0x4 > > +#define RDMA1_SOUT_DSI3 0x5 > > +#define RDMA2_SOUT_DPI0 0x2 > > +#define RDMA2_SOUT_DPI1 0x3 > > +#define RDMA2_SOUT_DSI1 0x1 > > +#define RDMA2_SOUT_DSI2 0x4 > > +#define RDMA2_SOUT_DSI3 0x5 > > +#define DPI0_SEL_IN_RDMA1 0x1 > > +#define DPI0_SEL_IN_RDMA2 0x3 > > +#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > > +#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > > +#define DSI0_SEL_IN_RDMA1 0x1 > > +#define DSI0_SEL_IN_RDMA2 0x4 > > +#define DSI1_SEL_IN_RDMA1 0x1 > > +#define DSI1_SEL_IN_RDMA2 0x4 > > +#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > > +#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > > +#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > > +#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > > +#define COLOR1_SEL_IN_OVL1 0x1 > > + > > +#define OVL_MOUT_EN_RDMA 0x1 > > +#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 > > +#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 > > +#define DSI_SEL_IN_BLS 0x0 > > +#define DPI_SEL_IN_BLS 0x0 > > +#define DSI_SEL_IN_RDMA 0x1 > > + > > +static unsigned int mtk_mmsys_ddp_mout_en(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; > > + value = OVL0_MOUT_EN_COLOR0; > > + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > > + *addr = DISP_REG_CONFIG_DISP_OVL_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; > > + value = OD_MOUT_EN_RDMA0; > > + } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > > + *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > > + value = UFOE_MOUT_EN_DSI0; > > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > > + *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > > + value = OVL1_MOUT_EN_COLOR1; > > + } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > > + *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > > + value = GAMMA_MOUT_EN_RDMA1; > > + } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > > + *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > > + value = OD1_MOUT_EN_RDMA1; > > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > + value = RDMA0_SOUT_DPI0; > > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > + value = RDMA0_SOUT_DPI1; > > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > + value = RDMA0_SOUT_DSI1; > > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > + value = RDMA0_SOUT_DSI2; > > + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > + value = RDMA0_SOUT_DSI3; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > + value = RDMA1_SOUT_DSI1; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > + value = RDMA1_SOUT_DSI2; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > > + *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; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > + value = RDMA1_SOUT_DPI1; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > + value = RDMA2_SOUT_DPI0; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > + value = RDMA2_SOUT_DPI1; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > + value = RDMA2_SOUT_DSI1; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > + value = RDMA2_SOUT_DSI2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > > + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > + value = RDMA2_SOUT_DSI3; > > + } else { > > + value = 0; > > + } > > + > > + return value; > > +} > > + > > +static unsigned int mtk_mmsys_ddp_sel_in(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_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; > > + } 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; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > + value = DSI1_SEL_IN_RDMA1; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > + value = DSI2_SEL_IN_RDMA1; > > + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > + value = DSI3_SEL_IN_RDMA1; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > > + value = DPI0_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > > + *addr = DISP_REG_CONFIG_DPI_SEL_IN; > > + value = DPI1_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > + value = DSI0_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > > + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > + value = DSI1_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > + value = DSI2_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > > + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > + value = DSI3_SEL_IN_RDMA2; > > + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > > + *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > > + value = COLOR1_SEL_IN_OVL1; > > + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > > + *addr = DISP_REG_CONFIG_DSI_SEL; > > + value = DSI_SEL_IN_BLS; > > + } else { > > + value = 0; > > + } > > + > > + return value; > > +} > > + > > +static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, > > + enum mtk_ddp_comp_id cur, > > + enum mtk_ddp_comp_id next) > > +{ > > + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > > + writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, > > + config_regs + DISP_REG_CONFIG_OUT_SEL); > > + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { > > + writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, > > + config_regs + DISP_REG_CONFIG_OUT_SEL); > > + writel_relaxed(DSI_SEL_IN_RDMA, > > + config_regs + DISP_REG_CONFIG_DSI_SEL); > > + writel_relaxed(DPI_SEL_IN_BLS, > > + config_regs + DISP_REG_CONFIG_DPI_SEL); > > + } > > +} > > + > > +struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs = { > > + .mout_en = mtk_mmsys_ddp_mout_en, > > + .sel_in = mtk_mmsys_ddp_sel_in, > > + .sout_sel = mtk_mmsys_ddp_sout_sel, > > +}; > > diff --git a/drivers/soc/mediatek/mmsys/mtk-mmsys.c b/drivers/soc/mediatek/mmsys/mtk-mmsys.c > > index da2de8f..9d6a3e9 100644 > > --- a/drivers/soc/mediatek/mmsys/mtk-mmsys.c > > +++ b/drivers/soc/mediatek/mmsys/mtk-mmsys.c > > @@ -10,91 +10,34 @@ > > #include <linux/platform_device.h> > > #include <linux/soc/mediatek/mtk-mmsys.h> > > > > -#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 > > -#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 > > -#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 > > -#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c > > -#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 > > -#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 > > -#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 > > -#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 > > -#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 > > -#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac > > -#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 > > -#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 > > -#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 > > -#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 > > - > > -#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 > > -#define DISP_REG_CONFIG_OUT_SEL 0x04c > > -#define DISP_REG_CONFIG_DSI_SEL 0x050 > > -#define DISP_REG_CONFIG_DPI_SEL 0x064 > > - > > -#define OVL0_MOUT_EN_COLOR0 0x1 > > -#define OD_MOUT_EN_RDMA0 0x1 > > -#define OD1_MOUT_EN_RDMA1 BIT(16) > > -#define UFOE_MOUT_EN_DSI0 0x1 > > -#define COLOR0_SEL_IN_OVL0 0x1 > > -#define OVL1_MOUT_EN_COLOR1 0x1 > > -#define GAMMA_MOUT_EN_RDMA1 0x1 > > -#define RDMA0_SOUT_DPI0 0x2 > > -#define RDMA0_SOUT_DPI1 0x3 > > -#define RDMA0_SOUT_DSI1 0x1 > > -#define RDMA0_SOUT_DSI2 0x4 > > -#define RDMA0_SOUT_DSI3 0x5 > > -#define RDMA1_SOUT_DPI0 0x2 > > -#define RDMA1_SOUT_DPI1 0x3 > > -#define RDMA1_SOUT_DSI1 0x1 > > -#define RDMA1_SOUT_DSI2 0x4 > > -#define RDMA1_SOUT_DSI3 0x5 > > -#define RDMA2_SOUT_DPI0 0x2 > > -#define RDMA2_SOUT_DPI1 0x3 > > -#define RDMA2_SOUT_DSI1 0x1 > > -#define RDMA2_SOUT_DSI2 0x4 > > -#define RDMA2_SOUT_DSI3 0x5 > > -#define DPI0_SEL_IN_RDMA1 0x1 > > -#define DPI0_SEL_IN_RDMA2 0x3 > > -#define DPI1_SEL_IN_RDMA1 (0x1 << 8) > > -#define DPI1_SEL_IN_RDMA2 (0x3 << 8) > > -#define DSI0_SEL_IN_RDMA1 0x1 > > -#define DSI0_SEL_IN_RDMA2 0x4 > > -#define DSI1_SEL_IN_RDMA1 0x1 > > -#define DSI1_SEL_IN_RDMA2 0x4 > > -#define DSI2_SEL_IN_RDMA1 (0x1 << 16) > > -#define DSI2_SEL_IN_RDMA2 (0x4 << 16) > > -#define DSI3_SEL_IN_RDMA1 (0x1 << 16) > > -#define DSI3_SEL_IN_RDMA2 (0x4 << 16) > > -#define COLOR1_SEL_IN_OVL1 0x1 > > - > > -#define OVL_MOUT_EN_RDMA 0x1 > > -#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 > > -#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 > > -#define DSI_SEL_IN_BLS 0x0 > > -#define DPI_SEL_IN_BLS 0x0 > > -#define DSI_SEL_IN_RDMA 0x1 > > - > > struct mtk_mmsys_driver_data { > > const char *clk_driver; > > + const struct mtk_mmsys_conn_funcs *funcs; > > }; > > > > static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { > > .clk_driver = "clk-mt2701-mm", > > + .funcs = &mt2701_mmsys_funcs, > > }; > > > > static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { > > .clk_driver = "clk-mt2712-mm", > > + .funcs = &mt2701_mmsys_funcs, > > }; > > > > static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = { > > .clk_driver = "clk-mt6779-mm", > > + .funcs = &mt2701_mmsys_funcs, > > }; > > > > static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = { > > .clk_driver = "clk-mt6797-mm", > > + .funcs = &mt2701_mmsys_funcs, > > }; > > > > static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { > > .clk_driver = "clk-mt8173-mm", > > + .funcs = &mt2701_mmsys_funcs, > > }; > > > > static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { > > @@ -106,176 +49,26 @@ struct mtk_mmsys { > > const struct mtk_mmsys_driver_data *data; > > }; > > > > -static unsigned int mtk_mmsys_ddp_mout_en(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; > > - value = OVL0_MOUT_EN_COLOR0; > > - } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { > > - *addr = DISP_REG_CONFIG_DISP_OVL_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; > > - value = OD_MOUT_EN_RDMA0; > > - } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { > > - *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; > > - value = UFOE_MOUT_EN_DSI0; > > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > > - *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; > > - value = OVL1_MOUT_EN_COLOR1; > > - } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { > > - *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; > > - value = GAMMA_MOUT_EN_RDMA1; > > - } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { > > - *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; > > - value = OD1_MOUT_EN_RDMA1; > > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > - value = RDMA0_SOUT_DPI0; > > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > - value = RDMA0_SOUT_DPI1; > > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > - value = RDMA0_SOUT_DSI1; > > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > - value = RDMA0_SOUT_DSI2; > > - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; > > - value = RDMA0_SOUT_DSI3; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > - value = RDMA1_SOUT_DSI1; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > - value = RDMA1_SOUT_DSI2; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > > - *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; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; > > - value = RDMA1_SOUT_DPI1; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > - value = RDMA2_SOUT_DPI0; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > - value = RDMA2_SOUT_DPI1; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > - value = RDMA2_SOUT_DSI1; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > - value = RDMA2_SOUT_DSI2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > > - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; > > - value = RDMA2_SOUT_DSI3; > > - } else { > > - value = 0; > > - } > > - > > - return value; > > -} > > - > > -static unsigned int mtk_mmsys_ddp_sel_in(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_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; > > - } 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; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { > > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > - value = DSI1_SEL_IN_RDMA1; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { > > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > - value = DSI2_SEL_IN_RDMA1; > > - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { > > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > - value = DSI3_SEL_IN_RDMA1; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { > > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > > - value = DPI0_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { > > - *addr = DISP_REG_CONFIG_DPI_SEL_IN; > > - value = DPI1_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { > > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > - value = DSI0_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { > > - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; > > - value = DSI1_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { > > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > - value = DSI2_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { > > - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; > > - value = DSI3_SEL_IN_RDMA2; > > - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { > > - *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; > > - value = COLOR1_SEL_IN_OVL1; > > - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > > - *addr = DISP_REG_CONFIG_DSI_SEL; > > - value = DSI_SEL_IN_BLS; > > - } else { > > - value = 0; > > - } > > - > > - return value; > > -} > > - > > -static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, > > - enum mtk_ddp_comp_id cur, > > - enum mtk_ddp_comp_id next) > > -{ > > - if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { > > - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, > > - config_regs + DISP_REG_CONFIG_OUT_SEL); > > - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { > > - writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, > > - config_regs + DISP_REG_CONFIG_OUT_SEL); > > - writel_relaxed(DSI_SEL_IN_RDMA, > > - config_regs + DISP_REG_CONFIG_DSI_SEL); > > - writel_relaxed(DPI_SEL_IN_BLS, > > - config_regs + DISP_REG_CONFIG_DPI_SEL); > > - } > > -} > > - > > void mtk_mmsys_ddp_connect(struct device *dev, > > enum mtk_ddp_comp_id cur, > > enum mtk_ddp_comp_id next) > > { > > struct mtk_mmsys *mmsys = dev_get_drvdata(dev); > > unsigned int addr, value, reg; > > + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > > Compiling error here: initializing 'struct mtk_mmsys_conn_funcs *' > with an expression of type 'const struct mtk_mmsys_conn_funcs *const' > discards qualifiers > [-Werror,-Wincompatible-pointer-types-discards-qualifiers] > struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > > const struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > tks, this will be fixed in next version. > > > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > > + if (!funcs) > > + return; > > + > > + value = funcs->mout_en(cur, next, &addr); > > if (value) { > > reg = readl_relaxed(mmsys->regs + addr) | value; > > writel_relaxed(reg, mmsys->regs + addr); > > } > > > > - mtk_mmsys_ddp_sout_sel(mmsys->regs, cur, next); > > + funcs->sout_sel(mmsys->regs, cur, next); > > > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > > + value = funcs->sel_in(cur, next, &addr); > > if (value) { > > reg = readl_relaxed(mmsys->regs + addr) | value; > > writel_relaxed(reg, mmsys->regs + addr); > > @@ -289,14 +82,18 @@ void mtk_mmsys_ddp_disconnect(struct device *dev, > > { > > struct mtk_mmsys *mmsys = dev_get_drvdata(dev); > > unsigned int addr, value, reg; > > + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; > > + > > + if (!funcs) > > + return; > > > > - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); > > + value = funcs->mout_en(cur, next, &addr); > > if (value) { > > reg = readl_relaxed(mmsys->regs + addr) & ~value; > > writel_relaxed(reg, mmsys->regs + addr); > > } > > > > - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); > > + value = funcs->sel_in(cur, next, &addr); > > if (value) { > > reg = readl_relaxed(mmsys->regs + addr) & ~value; > > writel_relaxed(reg, mmsys->regs + addr); > > diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h > > index 2228bf6..17e8b91 100644 > > --- a/include/linux/soc/mediatek/mtk-mmsys.h > > +++ b/include/linux/soc/mediatek/mtk-mmsys.h > > @@ -42,6 +42,20 @@ enum mtk_ddp_comp_id { > > DDP_COMPONENT_ID_MAX, > > }; > > > > +struct mtk_mmsys_conn_funcs { > > + u32 (*mout_en)(enum mtk_ddp_comp_id cur, > > + enum mtk_ddp_comp_id next, > > + unsigned int *addr); > > + u32 (*sel_in)(enum mtk_ddp_comp_id cur, > > + enum mtk_ddp_comp_id next, > > + unsigned int *addr); > > + void (*sout_sel)(void __iomem *config_regs, > > + enum mtk_ddp_comp_id cur, > > + enum mtk_ddp_comp_id next); > > +}; > > + > > +extern struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs; > > + > > void mtk_mmsys_ddp_connect(struct device *dev, > > enum mtk_ddp_comp_id cur, > > enum mtk_ddp_comp_id next);
diff --git a/drivers/soc/mediatek/mmsys/Makefile b/drivers/soc/mediatek/mmsys/Makefile index 5d976d7..ac03025 100644 --- a/drivers/soc/mediatek/mmsys/Makefile +++ b/drivers/soc/mediatek/mmsys/Makefile @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0-only -obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o \ No newline at end of file +obj-$(CONFIG_MTK_MMSYS) += mt2701-mmsys.o +obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o diff --git a/drivers/soc/mediatek/mmsys/mt2701-mmsys.c b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c new file mode 100644 index 0000000..40576d3 --- /dev/null +++ b/drivers/soc/mediatek/mmsys/mt2701-mmsys.c @@ -0,0 +1,233 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020 MediaTek Inc. + */ + +#include <linux/device.h> +#include <linux/io.h> +#include <linux/of_device.h> +#include <linux/platform_device.h> +#include <linux/soc/mediatek/mtk-mmsys.h> + +#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 +#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 +#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 +#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c +#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 +#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 +#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 +#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 +#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 +#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac +#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 +#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 +#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 +#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 + +#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 +#define DISP_REG_CONFIG_OUT_SEL 0x04c +#define DISP_REG_CONFIG_DSI_SEL 0x050 +#define DISP_REG_CONFIG_DPI_SEL 0x064 + +#define OVL0_MOUT_EN_COLOR0 0x1 +#define OD_MOUT_EN_RDMA0 0x1 +#define OD1_MOUT_EN_RDMA1 BIT(16) +#define UFOE_MOUT_EN_DSI0 0x1 +#define COLOR0_SEL_IN_OVL0 0x1 +#define OVL1_MOUT_EN_COLOR1 0x1 +#define GAMMA_MOUT_EN_RDMA1 0x1 +#define RDMA0_SOUT_DPI0 0x2 +#define RDMA0_SOUT_DPI1 0x3 +#define RDMA0_SOUT_DSI1 0x1 +#define RDMA0_SOUT_DSI2 0x4 +#define RDMA0_SOUT_DSI3 0x5 +#define RDMA1_SOUT_DPI0 0x2 +#define RDMA1_SOUT_DPI1 0x3 +#define RDMA1_SOUT_DSI1 0x1 +#define RDMA1_SOUT_DSI2 0x4 +#define RDMA1_SOUT_DSI3 0x5 +#define RDMA2_SOUT_DPI0 0x2 +#define RDMA2_SOUT_DPI1 0x3 +#define RDMA2_SOUT_DSI1 0x1 +#define RDMA2_SOUT_DSI2 0x4 +#define RDMA2_SOUT_DSI3 0x5 +#define DPI0_SEL_IN_RDMA1 0x1 +#define DPI0_SEL_IN_RDMA2 0x3 +#define DPI1_SEL_IN_RDMA1 (0x1 << 8) +#define DPI1_SEL_IN_RDMA2 (0x3 << 8) +#define DSI0_SEL_IN_RDMA1 0x1 +#define DSI0_SEL_IN_RDMA2 0x4 +#define DSI1_SEL_IN_RDMA1 0x1 +#define DSI1_SEL_IN_RDMA2 0x4 +#define DSI2_SEL_IN_RDMA1 (0x1 << 16) +#define DSI2_SEL_IN_RDMA2 (0x4 << 16) +#define DSI3_SEL_IN_RDMA1 (0x1 << 16) +#define DSI3_SEL_IN_RDMA2 (0x4 << 16) +#define COLOR1_SEL_IN_OVL1 0x1 + +#define OVL_MOUT_EN_RDMA 0x1 +#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 +#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 +#define DSI_SEL_IN_BLS 0x0 +#define DPI_SEL_IN_BLS 0x0 +#define DSI_SEL_IN_RDMA 0x1 + +static unsigned int mtk_mmsys_ddp_mout_en(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; + value = OVL0_MOUT_EN_COLOR0; + } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { + *addr = DISP_REG_CONFIG_DISP_OVL_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; + value = OD_MOUT_EN_RDMA0; + } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; + value = UFOE_MOUT_EN_DSI0; + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { + *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; + value = OVL1_MOUT_EN_COLOR1; + } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { + *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; + value = GAMMA_MOUT_EN_RDMA1; + } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { + *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; + value = OD1_MOUT_EN_RDMA1; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; + value = RDMA0_SOUT_DPI0; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; + value = RDMA0_SOUT_DPI1; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; + value = RDMA0_SOUT_DSI1; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; + value = RDMA0_SOUT_DSI2; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { + *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; + value = RDMA0_SOUT_DSI3; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; + value = RDMA1_SOUT_DSI1; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; + value = RDMA1_SOUT_DSI2; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { + *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; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; + value = RDMA1_SOUT_DPI1; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; + value = RDMA2_SOUT_DPI0; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; + value = RDMA2_SOUT_DPI1; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; + value = RDMA2_SOUT_DSI1; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; + value = RDMA2_SOUT_DSI2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { + *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; + value = RDMA2_SOUT_DSI3; + } else { + value = 0; + } + + return value; +} + +static unsigned int mtk_mmsys_ddp_sel_in(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_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; + } 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; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; + value = DSI1_SEL_IN_RDMA1; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; + value = DSI2_SEL_IN_RDMA1; + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; + value = DSI3_SEL_IN_RDMA1; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { + *addr = DISP_REG_CONFIG_DPI_SEL_IN; + value = DPI0_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { + *addr = DISP_REG_CONFIG_DPI_SEL_IN; + value = DPI1_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; + value = DSI0_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { + *addr = DISP_REG_CONFIG_DSIO_SEL_IN; + value = DSI1_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; + value = DSI2_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { + *addr = DISP_REG_CONFIG_DSIE_SEL_IN; + value = DSI3_SEL_IN_RDMA2; + } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { + *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; + value = COLOR1_SEL_IN_OVL1; + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { + *addr = DISP_REG_CONFIG_DSI_SEL; + value = DSI_SEL_IN_BLS; + } else { + value = 0; + } + + return value; +} + +static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next) +{ + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { + writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, + config_regs + DISP_REG_CONFIG_OUT_SEL); + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { + writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, + config_regs + DISP_REG_CONFIG_OUT_SEL); + writel_relaxed(DSI_SEL_IN_RDMA, + config_regs + DISP_REG_CONFIG_DSI_SEL); + writel_relaxed(DPI_SEL_IN_BLS, + config_regs + DISP_REG_CONFIG_DPI_SEL); + } +} + +struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs = { + .mout_en = mtk_mmsys_ddp_mout_en, + .sel_in = mtk_mmsys_ddp_sel_in, + .sout_sel = mtk_mmsys_ddp_sout_sel, +}; diff --git a/drivers/soc/mediatek/mmsys/mtk-mmsys.c b/drivers/soc/mediatek/mmsys/mtk-mmsys.c index da2de8f..9d6a3e9 100644 --- a/drivers/soc/mediatek/mmsys/mtk-mmsys.c +++ b/drivers/soc/mediatek/mmsys/mtk-mmsys.c @@ -10,91 +10,34 @@ #include <linux/platform_device.h> #include <linux/soc/mediatek/mtk-mmsys.h> -#define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 -#define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 -#define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 -#define DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN 0x04c -#define DISP_REG_CONFIG_DISP_UFOE_MOUT_EN 0x050 -#define DISP_REG_CONFIG_DISP_COLOR0_SEL_IN 0x084 -#define DISP_REG_CONFIG_DISP_COLOR1_SEL_IN 0x088 -#define DISP_REG_CONFIG_DSIE_SEL_IN 0x0a4 -#define DISP_REG_CONFIG_DSIO_SEL_IN 0x0a8 -#define DISP_REG_CONFIG_DPI_SEL_IN 0x0ac -#define DISP_REG_CONFIG_DISP_RDMA2_SOUT 0x0b8 -#define DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN 0x0c4 -#define DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN 0x0c8 -#define DISP_REG_CONFIG_MMSYS_CG_CON0 0x100 - -#define DISP_REG_CONFIG_DISP_OVL_MOUT_EN 0x030 -#define DISP_REG_CONFIG_OUT_SEL 0x04c -#define DISP_REG_CONFIG_DSI_SEL 0x050 -#define DISP_REG_CONFIG_DPI_SEL 0x064 - -#define OVL0_MOUT_EN_COLOR0 0x1 -#define OD_MOUT_EN_RDMA0 0x1 -#define OD1_MOUT_EN_RDMA1 BIT(16) -#define UFOE_MOUT_EN_DSI0 0x1 -#define COLOR0_SEL_IN_OVL0 0x1 -#define OVL1_MOUT_EN_COLOR1 0x1 -#define GAMMA_MOUT_EN_RDMA1 0x1 -#define RDMA0_SOUT_DPI0 0x2 -#define RDMA0_SOUT_DPI1 0x3 -#define RDMA0_SOUT_DSI1 0x1 -#define RDMA0_SOUT_DSI2 0x4 -#define RDMA0_SOUT_DSI3 0x5 -#define RDMA1_SOUT_DPI0 0x2 -#define RDMA1_SOUT_DPI1 0x3 -#define RDMA1_SOUT_DSI1 0x1 -#define RDMA1_SOUT_DSI2 0x4 -#define RDMA1_SOUT_DSI3 0x5 -#define RDMA2_SOUT_DPI0 0x2 -#define RDMA2_SOUT_DPI1 0x3 -#define RDMA2_SOUT_DSI1 0x1 -#define RDMA2_SOUT_DSI2 0x4 -#define RDMA2_SOUT_DSI3 0x5 -#define DPI0_SEL_IN_RDMA1 0x1 -#define DPI0_SEL_IN_RDMA2 0x3 -#define DPI1_SEL_IN_RDMA1 (0x1 << 8) -#define DPI1_SEL_IN_RDMA2 (0x3 << 8) -#define DSI0_SEL_IN_RDMA1 0x1 -#define DSI0_SEL_IN_RDMA2 0x4 -#define DSI1_SEL_IN_RDMA1 0x1 -#define DSI1_SEL_IN_RDMA2 0x4 -#define DSI2_SEL_IN_RDMA1 (0x1 << 16) -#define DSI2_SEL_IN_RDMA2 (0x4 << 16) -#define DSI3_SEL_IN_RDMA1 (0x1 << 16) -#define DSI3_SEL_IN_RDMA2 (0x4 << 16) -#define COLOR1_SEL_IN_OVL1 0x1 - -#define OVL_MOUT_EN_RDMA 0x1 -#define BLS_TO_DSI_RDMA1_TO_DPI1 0x8 -#define BLS_TO_DPI_RDMA1_TO_DSI 0x2 -#define DSI_SEL_IN_BLS 0x0 -#define DPI_SEL_IN_BLS 0x0 -#define DSI_SEL_IN_RDMA 0x1 - struct mtk_mmsys_driver_data { const char *clk_driver; + const struct mtk_mmsys_conn_funcs *funcs; }; static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = { .clk_driver = "clk-mt2701-mm", + .funcs = &mt2701_mmsys_funcs, }; static const struct mtk_mmsys_driver_data mt2712_mmsys_driver_data = { .clk_driver = "clk-mt2712-mm", + .funcs = &mt2701_mmsys_funcs, }; static const struct mtk_mmsys_driver_data mt6779_mmsys_driver_data = { .clk_driver = "clk-mt6779-mm", + .funcs = &mt2701_mmsys_funcs, }; static const struct mtk_mmsys_driver_data mt6797_mmsys_driver_data = { .clk_driver = "clk-mt6797-mm", + .funcs = &mt2701_mmsys_funcs, }; static const struct mtk_mmsys_driver_data mt8173_mmsys_driver_data = { .clk_driver = "clk-mt8173-mm", + .funcs = &mt2701_mmsys_funcs, }; static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = { @@ -106,176 +49,26 @@ struct mtk_mmsys { const struct mtk_mmsys_driver_data *data; }; -static unsigned int mtk_mmsys_ddp_mout_en(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; - value = OVL0_MOUT_EN_COLOR0; - } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) { - *addr = DISP_REG_CONFIG_DISP_OVL_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; - value = OD_MOUT_EN_RDMA0; - } else if (cur == DDP_COMPONENT_UFOE && next == DDP_COMPONENT_DSI0) { - *addr = DISP_REG_CONFIG_DISP_UFOE_MOUT_EN; - value = UFOE_MOUT_EN_DSI0; - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { - *addr = DISP_REG_CONFIG_DISP_OVL1_MOUT_EN; - value = OVL1_MOUT_EN_COLOR1; - } else if (cur == DDP_COMPONENT_GAMMA && next == DDP_COMPONENT_RDMA1) { - *addr = DISP_REG_CONFIG_DISP_GAMMA_MOUT_EN; - value = GAMMA_MOUT_EN_RDMA1; - } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) { - *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN; - value = OD1_MOUT_EN_RDMA1; - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI0) { - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; - value = RDMA0_SOUT_DPI0; - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DPI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; - value = RDMA0_SOUT_DPI1; - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; - value = RDMA0_SOUT_DSI1; - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI2) { - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; - value = RDMA0_SOUT_DSI2; - } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI3) { - *addr = DISP_REG_CONFIG_DISP_RDMA0_SOUT_EN; - value = RDMA0_SOUT_DSI3; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; - value = RDMA1_SOUT_DSI1; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; - value = RDMA1_SOUT_DSI2; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { - *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; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DPI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA1_SOUT_EN; - value = RDMA1_SOUT_DPI1; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; - value = RDMA2_SOUT_DPI0; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; - value = RDMA2_SOUT_DPI1; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; - value = RDMA2_SOUT_DSI1; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; - value = RDMA2_SOUT_DSI2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { - *addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT; - value = RDMA2_SOUT_DSI3; - } else { - value = 0; - } - - return value; -} - -static unsigned int mtk_mmsys_ddp_sel_in(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_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; - } 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; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI1) { - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; - value = DSI1_SEL_IN_RDMA1; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI2) { - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; - value = DSI2_SEL_IN_RDMA1; - } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI3) { - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; - value = DSI3_SEL_IN_RDMA1; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI0) { - *addr = DISP_REG_CONFIG_DPI_SEL_IN; - value = DPI0_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DPI1) { - *addr = DISP_REG_CONFIG_DPI_SEL_IN; - value = DPI1_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI0) { - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; - value = DSI0_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI1) { - *addr = DISP_REG_CONFIG_DSIO_SEL_IN; - value = DSI1_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI2) { - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; - value = DSI2_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) { - *addr = DISP_REG_CONFIG_DSIE_SEL_IN; - value = DSI3_SEL_IN_RDMA2; - } else if (cur == DDP_COMPONENT_OVL1 && next == DDP_COMPONENT_COLOR1) { - *addr = DISP_REG_CONFIG_DISP_COLOR1_SEL_IN; - value = COLOR1_SEL_IN_OVL1; - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - *addr = DISP_REG_CONFIG_DSI_SEL; - value = DSI_SEL_IN_BLS; - } else { - value = 0; - } - - return value; -} - -static void mtk_mmsys_ddp_sout_sel(void __iomem *config_regs, - enum mtk_ddp_comp_id cur, - enum mtk_ddp_comp_id next) -{ - if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - writel_relaxed(BLS_TO_DSI_RDMA1_TO_DPI1, - config_regs + DISP_REG_CONFIG_OUT_SEL); - } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) { - writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI, - config_regs + DISP_REG_CONFIG_OUT_SEL); - writel_relaxed(DSI_SEL_IN_RDMA, - config_regs + DISP_REG_CONFIG_DSI_SEL); - writel_relaxed(DPI_SEL_IN_BLS, - config_regs + DISP_REG_CONFIG_DPI_SEL); - } -} - void mtk_mmsys_ddp_connect(struct device *dev, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next) { struct mtk_mmsys *mmsys = dev_get_drvdata(dev); unsigned int addr, value, reg; + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); + if (!funcs) + return; + + value = funcs->mout_en(cur, next, &addr); if (value) { reg = readl_relaxed(mmsys->regs + addr) | value; writel_relaxed(reg, mmsys->regs + addr); } - mtk_mmsys_ddp_sout_sel(mmsys->regs, cur, next); + funcs->sout_sel(mmsys->regs, cur, next); - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); + value = funcs->sel_in(cur, next, &addr); if (value) { reg = readl_relaxed(mmsys->regs + addr) | value; writel_relaxed(reg, mmsys->regs + addr); @@ -289,14 +82,18 @@ void mtk_mmsys_ddp_disconnect(struct device *dev, { struct mtk_mmsys *mmsys = dev_get_drvdata(dev); unsigned int addr, value, reg; + struct mtk_mmsys_conn_funcs *funcs = mmsys->data->funcs; + + if (!funcs) + return; - value = mtk_mmsys_ddp_mout_en(cur, next, &addr); + value = funcs->mout_en(cur, next, &addr); if (value) { reg = readl_relaxed(mmsys->regs + addr) & ~value; writel_relaxed(reg, mmsys->regs + addr); } - value = mtk_mmsys_ddp_sel_in(cur, next, &addr); + value = funcs->sel_in(cur, next, &addr); if (value) { reg = readl_relaxed(mmsys->regs + addr) & ~value; writel_relaxed(reg, mmsys->regs + addr); diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h index 2228bf6..17e8b91 100644 --- a/include/linux/soc/mediatek/mtk-mmsys.h +++ b/include/linux/soc/mediatek/mtk-mmsys.h @@ -42,6 +42,20 @@ enum mtk_ddp_comp_id { DDP_COMPONENT_ID_MAX, }; +struct mtk_mmsys_conn_funcs { + u32 (*mout_en)(enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + unsigned int *addr); + u32 (*sel_in)(enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + unsigned int *addr); + void (*sout_sel)(void __iomem *config_regs, + enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next); +}; + +extern struct mtk_mmsys_conn_funcs mt2701_mmsys_funcs; + void mtk_mmsys_ddp_connect(struct device *dev, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next);
Actually, setting the registers for routing, use multiple 'if-else' for different routes, but this code would be more and more complicated while we support more and more SoCs. Change that and use a function call per SoC so the code will be more portable and clear. Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com> --- drivers/soc/mediatek/mmsys/Makefile | 3 +- drivers/soc/mediatek/mmsys/mt2701-mmsys.c | 233 +++++++++++++++++++++++++++++ drivers/soc/mediatek/mmsys/mtk-mmsys.c | 241 +++--------------------------- include/linux/soc/mediatek/mtk-mmsys.h | 14 ++ 4 files changed, 268 insertions(+), 223 deletions(-) create mode 100644 drivers/soc/mediatek/mmsys/mt2701-mmsys.c