| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * Copyright (C) 2015 Free Electrons |
| * Copyright (C) 2015 NextThing Co |
| * |
| * Maxime Ripard <maxime.ripard@free-electrons.com> |
| */ |
| |
| #ifndef _SUN4I_BACKEND_H_ |
| #define _SUN4I_BACKEND_H_ |
| |
| #include <linux/clk.h> |
| #include <linux/list.h> |
| #include <linux/of.h> |
| #include <linux/regmap.h> |
| #include <linux/reset.h> |
| |
| #include "sunxi_engine.h" |
| |
| #define SUN4I_BACKEND_MODCTL_REG 0x800 |
| #define SUN4I_BACKEND_MODCTL_LINE_SEL BIT(29) |
| #define SUN4I_BACKEND_MODCTL_ITLMOD_EN BIT(28) |
| #define SUN4I_BACKEND_MODCTL_OUT_SEL GENMASK(22, 20) |
| #define SUN4I_BACKEND_MODCTL_OUT_LCD0 (0 << 20) |
| #define SUN4I_BACKEND_MODCTL_OUT_LCD1 (1 << 20) |
| #define SUN4I_BACKEND_MODCTL_OUT_FE0 (6 << 20) |
| #define SUN4I_BACKEND_MODCTL_OUT_FE1 (7 << 20) |
| #define SUN4I_BACKEND_MODCTL_HWC_EN BIT(16) |
| #define SUN4I_BACKEND_MODCTL_LAY_EN(l) BIT(8 + l) |
| #define SUN4I_BACKEND_MODCTL_OCSC_EN BIT(5) |
| #define SUN4I_BACKEND_MODCTL_DFLK_EN BIT(4) |
| #define SUN4I_BACKEND_MODCTL_DLP_START_CTL BIT(2) |
| #define SUN4I_BACKEND_MODCTL_START_CTL BIT(1) |
| #define SUN4I_BACKEND_MODCTL_DEBE_EN BIT(0) |
| |
| #define SUN4I_BACKEND_BACKCOLOR_REG 0x804 |
| #define SUN4I_BACKEND_BACKCOLOR(r, g, b) (((r) << 16) | ((g) << 8) | (b)) |
| |
| #define SUN4I_BACKEND_DISSIZE_REG 0x808 |
| #define SUN4I_BACKEND_DISSIZE(w, h) (((((h) - 1) & 0xffff) << 16) | \ |
| (((w) - 1) & 0xffff)) |
| |
| #define SUN4I_BACKEND_LAYSIZE_REG(l) (0x810 + (0x4 * (l))) |
| #define SUN4I_BACKEND_LAYSIZE(w, h) (((((h) - 1) & 0x1fff) << 16) | \ |
| (((w) - 1) & 0x1fff)) |
| |
| #define SUN4I_BACKEND_LAYCOOR_REG(l) (0x820 + (0x4 * (l))) |
| #define SUN4I_BACKEND_LAYCOOR(x, y) ((((u32)(y) & 0xffff) << 16) | \ |
| ((u32)(x) & 0xffff)) |
| |
| #define SUN4I_BACKEND_LAYLINEWIDTH_REG(l) (0x840 + (0x4 * (l))) |
| |
| #define SUN4I_BACKEND_LAYFB_L32ADD_REG(l) (0x850 + (0x4 * (l))) |
| |
| #define SUN4I_BACKEND_LAYFB_H4ADD_REG 0x860 |
| #define SUN4I_BACKEND_LAYFB_H4ADD_MSK(l) GENMASK(3 + ((l) * 8), (l) * 8) |
| #define SUN4I_BACKEND_LAYFB_H4ADD(l, val) ((val) << ((l) * 8)) |
| |
| #define SUN4I_BACKEND_REGBUFFCTL_REG 0x870 |
| #define SUN4I_BACKEND_REGBUFFCTL_AUTOLOAD_DIS BIT(1) |
| #define SUN4I_BACKEND_REGBUFFCTL_LOADCTL BIT(0) |
| |
| #define SUN4I_BACKEND_CKMAX_REG 0x880 |
| #define SUN4I_BACKEND_CKMIN_REG 0x884 |
| #define SUN4I_BACKEND_CKCFG_REG 0x888 |
| #define SUN4I_BACKEND_ATTCTL_REG0(l) (0x890 + (0x4 * (l))) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_GLBALPHA_MASK GENMASK(31, 24) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_GLBALPHA(x) ((x) << 24) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_PIPESEL_MASK BIT(15) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_PIPESEL(x) ((x) << 15) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_PRISEL_MASK GENMASK(11, 10) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_PRISEL(x) ((x) << 10) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_YUVEN BIT(2) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_VDOEN BIT(1) |
| #define SUN4I_BACKEND_ATTCTL_REG0_LAY_GLBALPHA_EN BIT(0) |
| |
| #define SUN4I_BACKEND_ATTCTL_REG1(l) (0x8a0 + (0x4 * (l))) |
| #define SUN4I_BACKEND_ATTCTL_REG1_LAY_HSCAFCT GENMASK(15, 14) |
| #define SUN4I_BACKEND_ATTCTL_REG1_LAY_WSCAFCT GENMASK(13, 12) |
| #define SUN4I_BACKEND_ATTCTL_REG1_LAY_FBFMT GENMASK(11, 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_1BPP (0 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_2BPP (1 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_4BPP (2 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_8BPP (3 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGB655 (4 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGB565 (5 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGB556 (6 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_ARGB1555 (7 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGBA5551 (8 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_XRGB8888 (9 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_ARGB8888 (10 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGB888 (11 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_ARGB4444 (12 << 8) |
| #define SUN4I_BACKEND_LAY_FBFMT_RGBA4444 (13 << 8) |
| |
| #define SUN4I_BACKEND_DLCDPCTL_REG 0x8b0 |
| #define SUN4I_BACKEND_DLCDPFRMBUF_ADDRCTL_REG 0x8b4 |
| #define SUN4I_BACKEND_DLCDPCOOR_REG0 0x8b8 |
| #define SUN4I_BACKEND_DLCDPCOOR_REG1 0x8bc |
| |
| #define SUN4I_BACKEND_INT_EN_REG 0x8c0 |
| #define SUN4I_BACKEND_INT_FLAG_REG 0x8c4 |
| #define SUN4I_BACKEND_REG_LOAD_FINISHED BIT(1) |
| |
| #define SUN4I_BACKEND_HWCCTL_REG 0x8d8 |
| #define SUN4I_BACKEND_HWCFBCTL_REG 0x8e0 |
| #define SUN4I_BACKEND_WBCTL_REG 0x8f0 |
| #define SUN4I_BACKEND_WBADD_REG 0x8f4 |
| #define SUN4I_BACKEND_WBLINEWIDTH_REG 0x8f8 |
| #define SUN4I_BACKEND_SPREN_REG 0x900 |
| #define SUN4I_BACKEND_SPRFMTCTL_REG 0x908 |
| #define SUN4I_BACKEND_SPRALPHACTL_REG 0x90c |
| |
| #define SUN4I_BACKEND_IYUVCTL_REG 0x920 |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_MASK GENMASK(14, 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_PACKED_YUV444 (4 << 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_PACKED_YUV422 (3 << 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_PLANAR_YUV444 (2 << 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_PLANAR_YUV222 (1 << 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBFMT_PLANAR_YUV111 (0 << 12) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_MASK GENMASK(9, 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_YVYU (3 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_VYUY (2 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_YUYV (1 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_UYVY (0 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_VUYA (1 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_FBPS_AYUV (0 << 8) |
| #define SUN4I_BACKEND_IYUVCTL_EN BIT(0) |
| |
| #define SUN4I_BACKEND_IYUVADD_REG(c) (0x930 + (0x4 * (c))) |
| |
| #define SUN4I_BACKEND_IYUVLINEWIDTH_REG(c) (0x940 + (0x4 * (c))) |
| |
| #define SUN4I_BACKEND_YGCOEF_REG(c) (0x950 + (0x4 * (c))) |
| #define SUN4I_BACKEND_YGCONS_REG 0x95c |
| #define SUN4I_BACKEND_URCOEF_REG(c) (0x960 + (0x4 * (c))) |
| #define SUN4I_BACKEND_URCONS_REG 0x96c |
| #define SUN4I_BACKEND_VBCOEF_REG(c) (0x970 + (0x4 * (c))) |
| #define SUN4I_BACKEND_VBCONS_REG 0x97c |
| #define SUN4I_BACKEND_KSCTL_REG 0x980 |
| #define SUN4I_BACKEND_KSBKCOLOR_REG 0x984 |
| #define SUN4I_BACKEND_KSFSTLINEWIDTH_REG 0x988 |
| #define SUN4I_BACKEND_KSVSCAFCT_REG 0x98c |
| #define SUN4I_BACKEND_KSHSCACOEF_REG(x) (0x9a0 + (0x4 * (x))) |
| #define SUN4I_BACKEND_OCCTL_REG 0x9c0 |
| #define SUN4I_BACKEND_OCCTL_ENABLE BIT(0) |
| |
| #define SUN4I_BACKEND_OCRCOEF_REG(x) (0x9d0 + (0x4 * (x))) |
| #define SUN4I_BACKEND_OCRCONS_REG 0x9dc |
| #define SUN4I_BACKEND_OCGCOEF_REG(x) (0x9e0 + (0x4 * (x))) |
| #define SUN4I_BACKEND_OCGCONS_REG 0x9ec |
| #define SUN4I_BACKEND_OCBCOEF_REG(x) (0x9f0 + (0x4 * (x))) |
| #define SUN4I_BACKEND_OCBCONS_REG 0x9fc |
| #define SUN4I_BACKEND_SPRCOORCTL_REG(s) (0xa00 + (0x4 * (s))) |
| #define SUN4I_BACKEND_SPRATTCTL_REG(s) (0xb00 + (0x4 * (s))) |
| #define SUN4I_BACKEND_SPRADD_REG(s) (0xc00 + (0x4 * (s))) |
| #define SUN4I_BACKEND_SPRLINEWIDTH_REG(s) (0xd00 + (0x4 * (s))) |
| |
| #define SUN4I_BACKEND_SPRPALTAB_OFF 0x4000 |
| #define SUN4I_BACKEND_GAMMATAB_OFF 0x4400 |
| #define SUN4I_BACKEND_HWCPATTERN_OFF 0x4800 |
| #define SUN4I_BACKEND_HWCCOLORTAB_OFF 0x4c00 |
| #define SUN4I_BACKEND_PIPE_OFF(p) (0x5000 + (0x400 * (p))) |
| |
| #define SUN4I_BACKEND_NUM_LAYERS 4 |
| #define SUN4I_BACKEND_NUM_FRONTEND_LAYERS 1 |
| #define SUN4I_BACKEND_NUM_YUV_PLANES 1 |
| |
| struct sun4i_backend { |
| struct sunxi_engine engine; |
| struct sun4i_frontend *frontend; |
| |
| struct reset_control *reset; |
| |
| struct clk *bus_clk; |
| struct clk *mod_clk; |
| struct clk *ram_clk; |
| |
| struct clk *sat_clk; |
| struct reset_control *sat_reset; |
| |
| /* Protects against races in the frontend teardown */ |
| spinlock_t frontend_lock; |
| bool frontend_teardown; |
| |
| const struct sun4i_backend_quirks *quirks; |
| }; |
| |
| static inline struct sun4i_backend * |
| engine_to_sun4i_backend(struct sunxi_engine *engine) |
| { |
| return container_of(engine, struct sun4i_backend, engine); |
| } |
| |
| void sun4i_backend_layer_enable(struct sun4i_backend *backend, |
| int layer, bool enable); |
| bool sun4i_backend_format_is_supported(uint32_t fmt, uint64_t modifier); |
| int sun4i_backend_update_layer_coord(struct sun4i_backend *backend, |
| int layer, struct drm_plane *plane); |
| int sun4i_backend_update_layer_formats(struct sun4i_backend *backend, |
| int layer, struct drm_plane *plane); |
| int sun4i_backend_update_layer_buffer(struct sun4i_backend *backend, |
| int layer, struct drm_plane *plane); |
| int sun4i_backend_update_layer_frontend(struct sun4i_backend *backend, |
| int layer, uint32_t in_fmt); |
| int sun4i_backend_update_layer_zpos(struct sun4i_backend *backend, |
| int layer, struct drm_plane *plane); |
| void sun4i_backend_cleanup_layer(struct sun4i_backend *backend, |
| int layer); |
| |
| #endif /* _SUN4I_BACKEND_H_ */ |
