1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd 4 * Author:Mark Yao <mark.yao@rock-chips.com> 5 */ 6 7 #ifndef _ROCKCHIP_DRM_VOP_H 8 #define _ROCKCHIP_DRM_VOP_H 9 10 /* 11 * major: IP major version, used for IP structure 12 * minor: big feature change under same structure 13 */ 14 #define VOP_VERSION(major, minor) ((major) << 8 | (minor)) 15 #define VOP_MAJOR(version) ((version) >> 8) 16 #define VOP_MINOR(version) ((version) & 0xff) 17 18 #define NUM_YUV2YUV_COEFFICIENTS 12 19 20 /* AFBC supports a number of configurable modes. Relevant to us is block size 21 * (16x16 or 32x8), storage modifiers (SPARSE, SPLIT), and the YUV-like 22 * colourspace transform (YTR). 16x16 SPARSE mode is always used. SPLIT mode 23 * could be enabled via the hreg_block_split register, but is not currently 24 * handled. The colourspace transform is implicitly always assumed by the 25 * decoder, so consumers must use this transform as well. 26 * 27 * Failure to match modifiers will cause errors displaying AFBC buffers 28 * produced by conformant AFBC producers, including Mesa. 29 */ 30 #define ROCKCHIP_AFBC_MOD \ 31 DRM_FORMAT_MOD_ARM_AFBC( \ 32 AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | AFBC_FORMAT_MOD_SPARSE \ 33 | AFBC_FORMAT_MOD_YTR \ 34 ) 35 36 enum vop_data_format { 37 VOP_FMT_ARGB8888 = 0, 38 VOP_FMT_RGB888, 39 VOP_FMT_RGB565, 40 VOP_FMT_YUV420SP = 4, 41 VOP_FMT_YUV422SP, 42 VOP_FMT_YUV444SP, 43 }; 44 45 struct vop_rect { 46 int width; 47 int height; 48 }; 49 50 struct vop_reg { 51 uint32_t mask; 52 uint16_t offset; 53 uint8_t shift; 54 bool write_mask; 55 bool relaxed; 56 }; 57 58 struct vop_afbc { 59 struct vop_reg enable; 60 struct vop_reg win_sel; 61 struct vop_reg format; 62 struct vop_reg rb_swap; 63 struct vop_reg uv_swap; 64 struct vop_reg auto_gating_en; 65 struct vop_reg block_split_en; 66 struct vop_reg pic_vir_width; 67 struct vop_reg tile_num; 68 struct vop_reg hreg_block_split; 69 struct vop_reg pic_offset; 70 struct vop_reg pic_size; 71 struct vop_reg dsp_offset; 72 struct vop_reg transform_offset; 73 struct vop_reg hdr_ptr; 74 struct vop_reg half_block_en; 75 struct vop_reg xmirror; 76 struct vop_reg ymirror; 77 struct vop_reg rotate_270; 78 struct vop_reg rotate_90; 79 struct vop_reg rstn; 80 }; 81 82 struct vop_modeset { 83 struct vop_reg htotal_pw; 84 struct vop_reg hact_st_end; 85 struct vop_reg hpost_st_end; 86 struct vop_reg vtotal_pw; 87 struct vop_reg vact_st_end; 88 struct vop_reg vpost_st_end; 89 }; 90 91 struct vop_output { 92 struct vop_reg pin_pol; 93 struct vop_reg dp_pin_pol; 94 struct vop_reg dp_dclk_pol; 95 struct vop_reg edp_pin_pol; 96 struct vop_reg edp_dclk_pol; 97 struct vop_reg hdmi_pin_pol; 98 struct vop_reg hdmi_dclk_pol; 99 struct vop_reg mipi_pin_pol; 100 struct vop_reg mipi_dclk_pol; 101 struct vop_reg rgb_pin_pol; 102 struct vop_reg rgb_dclk_pol; 103 struct vop_reg dp_en; 104 struct vop_reg edp_en; 105 struct vop_reg hdmi_en; 106 struct vop_reg mipi_en; 107 struct vop_reg mipi_dual_channel_en; 108 struct vop_reg rgb_en; 109 }; 110 111 struct vop_common { 112 struct vop_reg cfg_done; 113 struct vop_reg dsp_blank; 114 struct vop_reg data_blank; 115 struct vop_reg pre_dither_down; 116 struct vop_reg dither_down_sel; 117 struct vop_reg dither_down_mode; 118 struct vop_reg dither_down_en; 119 struct vop_reg dither_up; 120 struct vop_reg dsp_lut_en; 121 struct vop_reg update_gamma_lut; 122 struct vop_reg lut_buffer_index; 123 struct vop_reg gate_en; 124 struct vop_reg mmu_en; 125 struct vop_reg dma_stop; 126 struct vop_reg out_mode; 127 struct vop_reg standby; 128 }; 129 130 struct vop_misc { 131 struct vop_reg global_regdone_en; 132 }; 133 134 struct vop_intr { 135 const int *intrs; 136 uint32_t nintrs; 137 138 struct vop_reg line_flag_num[2]; 139 struct vop_reg enable; 140 struct vop_reg clear; 141 struct vop_reg status; 142 }; 143 144 struct vop_scl_extension { 145 struct vop_reg cbcr_vsd_mode; 146 struct vop_reg cbcr_vsu_mode; 147 struct vop_reg cbcr_hsd_mode; 148 struct vop_reg cbcr_ver_scl_mode; 149 struct vop_reg cbcr_hor_scl_mode; 150 struct vop_reg yrgb_vsd_mode; 151 struct vop_reg yrgb_vsu_mode; 152 struct vop_reg yrgb_hsd_mode; 153 struct vop_reg yrgb_ver_scl_mode; 154 struct vop_reg yrgb_hor_scl_mode; 155 struct vop_reg line_load_mode; 156 struct vop_reg cbcr_axi_gather_num; 157 struct vop_reg yrgb_axi_gather_num; 158 struct vop_reg vsd_cbcr_gt2; 159 struct vop_reg vsd_cbcr_gt4; 160 struct vop_reg vsd_yrgb_gt2; 161 struct vop_reg vsd_yrgb_gt4; 162 struct vop_reg bic_coe_sel; 163 struct vop_reg cbcr_axi_gather_en; 164 struct vop_reg yrgb_axi_gather_en; 165 struct vop_reg lb_mode; 166 }; 167 168 struct vop_scl_regs { 169 const struct vop_scl_extension *ext; 170 171 struct vop_reg scale_yrgb_x; 172 struct vop_reg scale_yrgb_y; 173 struct vop_reg scale_cbcr_x; 174 struct vop_reg scale_cbcr_y; 175 }; 176 177 struct vop_yuv2yuv_phy { 178 struct vop_reg y2r_coefficients[NUM_YUV2YUV_COEFFICIENTS]; 179 }; 180 181 struct vop_win_phy { 182 const struct vop_scl_regs *scl; 183 const uint32_t *data_formats; 184 uint32_t nformats; 185 const uint64_t *format_modifiers; 186 187 struct vop_reg enable; 188 struct vop_reg gate; 189 struct vop_reg format; 190 struct vop_reg rb_swap; 191 struct vop_reg uv_swap; 192 struct vop_reg act_info; 193 struct vop_reg dsp_info; 194 struct vop_reg dsp_st; 195 struct vop_reg yrgb_mst; 196 struct vop_reg uv_mst; 197 struct vop_reg yrgb_vir; 198 struct vop_reg uv_vir; 199 struct vop_reg y_mir_en; 200 struct vop_reg x_mir_en; 201 202 struct vop_reg dst_alpha_ctl; 203 struct vop_reg src_alpha_ctl; 204 struct vop_reg alpha_pre_mul; 205 struct vop_reg alpha_mode; 206 struct vop_reg alpha_en; 207 struct vop_reg channel; 208 }; 209 210 struct vop_win_yuv2yuv_data { 211 uint32_t base; 212 const struct vop_yuv2yuv_phy *phy; 213 struct vop_reg y2r_en; 214 }; 215 216 struct vop_win_data { 217 uint32_t base; 218 const struct vop_win_phy *phy; 219 enum drm_plane_type type; 220 }; 221 222 struct vop_data { 223 uint32_t version; 224 const struct vop_intr *intr; 225 const struct vop_common *common; 226 const struct vop_misc *misc; 227 const struct vop_modeset *modeset; 228 const struct vop_output *output; 229 const struct vop_afbc *afbc; 230 const struct vop_win_yuv2yuv_data *win_yuv2yuv; 231 const struct vop_win_data *win; 232 unsigned int win_size; 233 unsigned int lut_size; 234 struct vop_rect max_output; 235 236 #define VOP_FEATURE_OUTPUT_RGB10 BIT(0) 237 #define VOP_FEATURE_INTERNAL_RGB BIT(1) 238 u64 feature; 239 }; 240 241 /* interrupt define */ 242 #define DSP_HOLD_VALID_INTR (1 << 0) 243 #define FS_INTR (1 << 1) 244 #define LINE_FLAG_INTR (1 << 2) 245 #define BUS_ERROR_INTR (1 << 3) 246 247 #define INTR_MASK (DSP_HOLD_VALID_INTR | FS_INTR | \ 248 LINE_FLAG_INTR | BUS_ERROR_INTR) 249 250 #define DSP_HOLD_VALID_INTR_EN(x) ((x) << 4) 251 #define FS_INTR_EN(x) ((x) << 5) 252 #define LINE_FLAG_INTR_EN(x) ((x) << 6) 253 #define BUS_ERROR_INTR_EN(x) ((x) << 7) 254 #define DSP_HOLD_VALID_INTR_MASK (1 << 4) 255 #define FS_INTR_MASK (1 << 5) 256 #define LINE_FLAG_INTR_MASK (1 << 6) 257 #define BUS_ERROR_INTR_MASK (1 << 7) 258 259 #define INTR_CLR_SHIFT 8 260 #define DSP_HOLD_VALID_INTR_CLR (1 << (INTR_CLR_SHIFT + 0)) 261 #define FS_INTR_CLR (1 << (INTR_CLR_SHIFT + 1)) 262 #define LINE_FLAG_INTR_CLR (1 << (INTR_CLR_SHIFT + 2)) 263 #define BUS_ERROR_INTR_CLR (1 << (INTR_CLR_SHIFT + 3)) 264 265 #define DSP_LINE_NUM(x) (((x) & 0x1fff) << 12) 266 #define DSP_LINE_NUM_MASK (0x1fff << 12) 267 268 /* src alpha ctrl define */ 269 #define SRC_FADING_VALUE(x) (((x) & 0xff) << 24) 270 #define SRC_GLOBAL_ALPHA(x) (((x) & 0xff) << 16) 271 #define SRC_FACTOR_M0(x) (((x) & 0x7) << 6) 272 #define SRC_ALPHA_CAL_M0(x) (((x) & 0x1) << 5) 273 #define SRC_BLEND_M0(x) (((x) & 0x3) << 3) 274 #define SRC_ALPHA_M0(x) (((x) & 0x1) << 2) 275 #define SRC_COLOR_M0(x) (((x) & 0x1) << 1) 276 #define SRC_ALPHA_EN(x) (((x) & 0x1) << 0) 277 /* dst alpha ctrl define */ 278 #define DST_FACTOR_M0(x) (((x) & 0x7) << 6) 279 280 /* 281 * display output interface supported by rockchip lcdc 282 */ 283 #define ROCKCHIP_OUT_MODE_P888 0 284 #define ROCKCHIP_OUT_MODE_P666 1 285 #define ROCKCHIP_OUT_MODE_P565 2 286 /* for use special outface */ 287 #define ROCKCHIP_OUT_MODE_AAAA 15 288 289 /* output flags */ 290 #define ROCKCHIP_OUTPUT_DSI_DUAL BIT(0) 291 292 enum alpha_mode { 293 ALPHA_STRAIGHT, 294 ALPHA_INVERSE, 295 }; 296 297 enum global_blend_mode { 298 ALPHA_GLOBAL, 299 ALPHA_PER_PIX, 300 ALPHA_PER_PIX_GLOBAL, 301 }; 302 303 enum alpha_cal_mode { 304 ALPHA_SATURATION, 305 ALPHA_NO_SATURATION, 306 }; 307 308 enum color_mode { 309 ALPHA_SRC_PRE_MUL, 310 ALPHA_SRC_NO_PRE_MUL, 311 }; 312 313 enum factor_mode { 314 ALPHA_ZERO, 315 ALPHA_ONE, 316 ALPHA_SRC, 317 ALPHA_SRC_INVERSE, 318 ALPHA_SRC_GLOBAL, 319 }; 320 321 enum scale_mode { 322 SCALE_NONE = 0x0, 323 SCALE_UP = 0x1, 324 SCALE_DOWN = 0x2 325 }; 326 327 enum lb_mode { 328 LB_YUV_3840X5 = 0x0, 329 LB_YUV_2560X8 = 0x1, 330 LB_RGB_3840X2 = 0x2, 331 LB_RGB_2560X4 = 0x3, 332 LB_RGB_1920X5 = 0x4, 333 LB_RGB_1280X8 = 0x5 334 }; 335 336 enum sacle_up_mode { 337 SCALE_UP_BIL = 0x0, 338 SCALE_UP_BIC = 0x1 339 }; 340 341 enum scale_down_mode { 342 SCALE_DOWN_BIL = 0x0, 343 SCALE_DOWN_AVG = 0x1 344 }; 345 346 enum dither_down_mode { 347 RGB888_TO_RGB565 = 0x0, 348 RGB888_TO_RGB666 = 0x1 349 }; 350 351 enum dither_down_mode_sel { 352 DITHER_DOWN_ALLEGRO = 0x0, 353 DITHER_DOWN_FRC = 0x1 354 }; 355 356 enum vop_pol { 357 HSYNC_POSITIVE = 0, 358 VSYNC_POSITIVE = 1, 359 DEN_NEGATIVE = 2 360 }; 361 362 #define FRAC_16_16(mult, div) (((mult) << 16) / (div)) 363 #define SCL_FT_DEFAULT_FIXPOINT_SHIFT 12 364 #define SCL_MAX_VSKIPLINES 4 365 #define MIN_SCL_FT_AFTER_VSKIP 1 366 367 static inline uint16_t scl_cal_scale(int src, int dst, int shift) 368 { 369 return ((src * 2 - 3) << (shift - 1)) / (dst - 1); 370 } 371 372 static inline uint16_t scl_cal_scale2(int src, int dst) 373 { 374 return ((src - 1) << 12) / (dst - 1); 375 } 376 377 #define GET_SCL_FT_BILI_DN(src, dst) scl_cal_scale(src, dst, 12) 378 #define GET_SCL_FT_BILI_UP(src, dst) scl_cal_scale(src, dst, 16) 379 #define GET_SCL_FT_BIC(src, dst) scl_cal_scale(src, dst, 16) 380 381 static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h, 382 int vskiplines) 383 { 384 int act_height; 385 386 act_height = DIV_ROUND_UP(src_h, vskiplines); 387 388 if (act_height == dst_h) 389 return GET_SCL_FT_BILI_DN(src_h, dst_h) / vskiplines; 390 391 return GET_SCL_FT_BILI_DN(act_height, dst_h); 392 } 393 394 static inline enum scale_mode scl_get_scl_mode(int src, int dst) 395 { 396 if (src < dst) 397 return SCALE_UP; 398 else if (src > dst) 399 return SCALE_DOWN; 400 401 return SCALE_NONE; 402 } 403 404 static inline int scl_get_vskiplines(uint32_t srch, uint32_t dsth) 405 { 406 uint32_t vskiplines; 407 408 for (vskiplines = SCL_MAX_VSKIPLINES; vskiplines > 1; vskiplines /= 2) 409 if (srch >= vskiplines * dsth * MIN_SCL_FT_AFTER_VSKIP) 410 break; 411 412 return vskiplines; 413 } 414 415 static inline int scl_vop_cal_lb_mode(int width, bool is_yuv) 416 { 417 int lb_mode; 418 419 if (is_yuv) { 420 if (width > 1280) 421 lb_mode = LB_YUV_3840X5; 422 else 423 lb_mode = LB_YUV_2560X8; 424 } else { 425 if (width > 2560) 426 lb_mode = LB_RGB_3840X2; 427 else if (width > 1920) 428 lb_mode = LB_RGB_2560X4; 429 else 430 lb_mode = LB_RGB_1920X5; 431 } 432 433 return lb_mode; 434 } 435 436 extern const struct component_ops vop_component_ops; 437 #endif /* _ROCKCHIP_DRM_VOP_H */ 438