1 /* 2 * Copyright 2005-2009 Freescale Semiconductor, Inc. 3 * 4 * The code contained herein is licensed under the GNU Lesser General 5 * Public License. You may obtain a copy of the GNU Lesser General 6 * Public License Version 2.1 or later at the following locations: 7 * 8 * http://www.opensource.org/licenses/lgpl-license.html 9 * http://www.gnu.org/copyleft/lgpl.html 10 */ 11 12 #ifndef __DRM_IPU_H__ 13 #define __DRM_IPU_H__ 14 15 #include <linux/types.h> 16 #include <linux/videodev2.h> 17 #include <linux/bitmap.h> 18 #include <linux/fb.h> 19 #include <linux/of.h> 20 #include <drm/drm_color_mgmt.h> 21 #include <media/v4l2-mediabus.h> 22 #include <video/videomode.h> 23 24 struct ipu_soc; 25 26 enum ipuv3_type { 27 IPUV3EX, 28 IPUV3M, 29 IPUV3H, 30 }; 31 32 #define IPU_PIX_FMT_GBR24 v4l2_fourcc('G', 'B', 'R', '3') 33 34 /* 35 * Bitfield of Display Interface signal polarities. 36 */ 37 struct ipu_di_signal_cfg { 38 unsigned data_pol:1; /* true = inverted */ 39 unsigned clk_pol:1; /* true = rising edge */ 40 unsigned enable_pol:1; 41 42 struct videomode mode; 43 44 u32 bus_format; 45 u32 v_to_h_sync; 46 47 #define IPU_DI_CLKMODE_SYNC (1 << 0) 48 #define IPU_DI_CLKMODE_EXT (1 << 1) 49 unsigned long clkflags; 50 51 u8 hsync_pin; 52 u8 vsync_pin; 53 }; 54 55 /* 56 * Enumeration of CSI destinations 57 */ 58 enum ipu_csi_dest { 59 IPU_CSI_DEST_IDMAC, /* to memory via SMFC */ 60 IPU_CSI_DEST_IC, /* to Image Converter */ 61 IPU_CSI_DEST_VDIC, /* to VDIC */ 62 }; 63 64 /* 65 * Enumeration of IPU rotation modes 66 */ 67 #define IPU_ROT_BIT_VFLIP (1 << 0) 68 #define IPU_ROT_BIT_HFLIP (1 << 1) 69 #define IPU_ROT_BIT_90 (1 << 2) 70 71 enum ipu_rotate_mode { 72 IPU_ROTATE_NONE = 0, 73 IPU_ROTATE_VERT_FLIP = IPU_ROT_BIT_VFLIP, 74 IPU_ROTATE_HORIZ_FLIP = IPU_ROT_BIT_HFLIP, 75 IPU_ROTATE_180 = (IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP), 76 IPU_ROTATE_90_RIGHT = IPU_ROT_BIT_90, 77 IPU_ROTATE_90_RIGHT_VFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_VFLIP), 78 IPU_ROTATE_90_RIGHT_HFLIP = (IPU_ROT_BIT_90 | IPU_ROT_BIT_HFLIP), 79 IPU_ROTATE_90_LEFT = (IPU_ROT_BIT_90 | 80 IPU_ROT_BIT_VFLIP | IPU_ROT_BIT_HFLIP), 81 }; 82 83 /* 90-degree rotations require the IRT unit */ 84 #define ipu_rot_mode_is_irt(m) (((m) & IPU_ROT_BIT_90) != 0) 85 86 enum ipu_color_space { 87 IPUV3_COLORSPACE_RGB, 88 IPUV3_COLORSPACE_YUV, 89 IPUV3_COLORSPACE_UNKNOWN, 90 }; 91 92 /* 93 * Enumeration of VDI MOTION select 94 */ 95 enum ipu_motion_sel { 96 MOTION_NONE = 0, 97 LOW_MOTION, 98 MED_MOTION, 99 HIGH_MOTION, 100 }; 101 102 struct ipuv3_channel; 103 104 enum ipu_channel_irq { 105 IPU_IRQ_EOF = 0, 106 IPU_IRQ_NFACK = 64, 107 IPU_IRQ_NFB4EOF = 128, 108 IPU_IRQ_EOS = 192, 109 }; 110 111 /* 112 * Enumeration of IDMAC channels 113 */ 114 #define IPUV3_CHANNEL_CSI0 0 115 #define IPUV3_CHANNEL_CSI1 1 116 #define IPUV3_CHANNEL_CSI2 2 117 #define IPUV3_CHANNEL_CSI3 3 118 #define IPUV3_CHANNEL_VDI_MEM_IC_VF 5 119 /* 120 * NOTE: channels 6,7 are unused in the IPU and are not IDMAC channels, 121 * but the direct CSI->VDI linking is handled the same way as IDMAC 122 * channel linking in the FSU via the IPU_FS_PROC_FLOW registers, so 123 * these channel names are used to support the direct CSI->VDI link. 124 */ 125 #define IPUV3_CHANNEL_CSI_DIRECT 6 126 #define IPUV3_CHANNEL_CSI_VDI_PREV 7 127 #define IPUV3_CHANNEL_MEM_VDI_PREV 8 128 #define IPUV3_CHANNEL_MEM_VDI_CUR 9 129 #define IPUV3_CHANNEL_MEM_VDI_NEXT 10 130 #define IPUV3_CHANNEL_MEM_IC_PP 11 131 #define IPUV3_CHANNEL_MEM_IC_PRP_VF 12 132 #define IPUV3_CHANNEL_VDI_MEM_RECENT 13 133 #define IPUV3_CHANNEL_G_MEM_IC_PRP_VF 14 134 #define IPUV3_CHANNEL_G_MEM_IC_PP 15 135 #define IPUV3_CHANNEL_G_MEM_IC_PRP_VF_ALPHA 17 136 #define IPUV3_CHANNEL_G_MEM_IC_PP_ALPHA 18 137 #define IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB_ALPHA 19 138 #define IPUV3_CHANNEL_IC_PRP_ENC_MEM 20 139 #define IPUV3_CHANNEL_IC_PRP_VF_MEM 21 140 #define IPUV3_CHANNEL_IC_PP_MEM 22 141 #define IPUV3_CHANNEL_MEM_BG_SYNC 23 142 #define IPUV3_CHANNEL_MEM_BG_ASYNC 24 143 #define IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB 25 144 #define IPUV3_CHANNEL_MEM_VDI_PLANE3_COMB 26 145 #define IPUV3_CHANNEL_MEM_FG_SYNC 27 146 #define IPUV3_CHANNEL_MEM_DC_SYNC 28 147 #define IPUV3_CHANNEL_MEM_FG_ASYNC 29 148 #define IPUV3_CHANNEL_MEM_FG_SYNC_ALPHA 31 149 #define IPUV3_CHANNEL_MEM_FG_ASYNC_ALPHA 33 150 #define IPUV3_CHANNEL_DC_MEM_READ 40 151 #define IPUV3_CHANNEL_MEM_DC_ASYNC 41 152 #define IPUV3_CHANNEL_MEM_DC_COMMAND 42 153 #define IPUV3_CHANNEL_MEM_DC_COMMAND2 43 154 #define IPUV3_CHANNEL_MEM_DC_OUTPUT_MASK 44 155 #define IPUV3_CHANNEL_MEM_ROT_ENC 45 156 #define IPUV3_CHANNEL_MEM_ROT_VF 46 157 #define IPUV3_CHANNEL_MEM_ROT_PP 47 158 #define IPUV3_CHANNEL_ROT_ENC_MEM 48 159 #define IPUV3_CHANNEL_ROT_VF_MEM 49 160 #define IPUV3_CHANNEL_ROT_PP_MEM 50 161 #define IPUV3_CHANNEL_MEM_BG_SYNC_ALPHA 51 162 #define IPUV3_CHANNEL_MEM_BG_ASYNC_ALPHA 52 163 #define IPUV3_NUM_CHANNELS 64 164 165 static inline int ipu_channel_alpha_channel(int ch_num) 166 { 167 switch (ch_num) { 168 case IPUV3_CHANNEL_G_MEM_IC_PRP_VF: 169 return IPUV3_CHANNEL_G_MEM_IC_PRP_VF_ALPHA; 170 case IPUV3_CHANNEL_G_MEM_IC_PP: 171 return IPUV3_CHANNEL_G_MEM_IC_PP_ALPHA; 172 case IPUV3_CHANNEL_MEM_FG_SYNC: 173 return IPUV3_CHANNEL_MEM_FG_SYNC_ALPHA; 174 case IPUV3_CHANNEL_MEM_FG_ASYNC: 175 return IPUV3_CHANNEL_MEM_FG_ASYNC_ALPHA; 176 case IPUV3_CHANNEL_MEM_BG_SYNC: 177 return IPUV3_CHANNEL_MEM_BG_SYNC_ALPHA; 178 case IPUV3_CHANNEL_MEM_BG_ASYNC: 179 return IPUV3_CHANNEL_MEM_BG_ASYNC_ALPHA; 180 case IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB: 181 return IPUV3_CHANNEL_MEM_VDI_PLANE1_COMB_ALPHA; 182 default: 183 return -EINVAL; 184 } 185 } 186 187 int ipu_map_irq(struct ipu_soc *ipu, int irq); 188 int ipu_idmac_channel_irq(struct ipu_soc *ipu, struct ipuv3_channel *channel, 189 enum ipu_channel_irq irq); 190 191 #define IPU_IRQ_DP_SF_START (448 + 2) 192 #define IPU_IRQ_DP_SF_END (448 + 3) 193 #define IPU_IRQ_BG_SF_END IPU_IRQ_DP_SF_END, 194 #define IPU_IRQ_DC_FC_0 (448 + 8) 195 #define IPU_IRQ_DC_FC_1 (448 + 9) 196 #define IPU_IRQ_DC_FC_2 (448 + 10) 197 #define IPU_IRQ_DC_FC_3 (448 + 11) 198 #define IPU_IRQ_DC_FC_4 (448 + 12) 199 #define IPU_IRQ_DC_FC_6 (448 + 13) 200 #define IPU_IRQ_VSYNC_PRE_0 (448 + 14) 201 #define IPU_IRQ_VSYNC_PRE_1 (448 + 15) 202 203 /* 204 * IPU Common functions 205 */ 206 int ipu_get_num(struct ipu_soc *ipu); 207 void ipu_set_csi_src_mux(struct ipu_soc *ipu, int csi_id, bool mipi_csi2); 208 void ipu_set_ic_src_mux(struct ipu_soc *ipu, int csi_id, bool vdi); 209 void ipu_dump(struct ipu_soc *ipu); 210 211 /* 212 * IPU Image DMA Controller (idmac) functions 213 */ 214 struct ipuv3_channel *ipu_idmac_get(struct ipu_soc *ipu, unsigned channel); 215 void ipu_idmac_put(struct ipuv3_channel *); 216 217 int ipu_idmac_enable_channel(struct ipuv3_channel *channel); 218 int ipu_idmac_disable_channel(struct ipuv3_channel *channel); 219 void ipu_idmac_enable_watermark(struct ipuv3_channel *channel, bool enable); 220 int ipu_idmac_lock_enable(struct ipuv3_channel *channel, int num_bursts); 221 int ipu_idmac_wait_busy(struct ipuv3_channel *channel, int ms); 222 223 void ipu_idmac_set_double_buffer(struct ipuv3_channel *channel, 224 bool doublebuffer); 225 int ipu_idmac_get_current_buffer(struct ipuv3_channel *channel); 226 bool ipu_idmac_buffer_is_ready(struct ipuv3_channel *channel, u32 buf_num); 227 void ipu_idmac_select_buffer(struct ipuv3_channel *channel, u32 buf_num); 228 void ipu_idmac_clear_buffer(struct ipuv3_channel *channel, u32 buf_num); 229 int ipu_fsu_link(struct ipu_soc *ipu, int src_ch, int sink_ch); 230 int ipu_fsu_unlink(struct ipu_soc *ipu, int src_ch, int sink_ch); 231 int ipu_idmac_link(struct ipuv3_channel *src, struct ipuv3_channel *sink); 232 int ipu_idmac_unlink(struct ipuv3_channel *src, struct ipuv3_channel *sink); 233 234 /* 235 * IPU Channel Parameter Memory (cpmem) functions 236 */ 237 struct ipu_rgb { 238 struct fb_bitfield red; 239 struct fb_bitfield green; 240 struct fb_bitfield blue; 241 struct fb_bitfield transp; 242 int bits_per_pixel; 243 }; 244 245 struct ipu_image { 246 struct v4l2_pix_format pix; 247 struct v4l2_rect rect; 248 dma_addr_t phys0; 249 dma_addr_t phys1; 250 /* chroma plane offset overrides */ 251 u32 u_offset; 252 u32 v_offset; 253 }; 254 255 void ipu_cpmem_zero(struct ipuv3_channel *ch); 256 void ipu_cpmem_set_resolution(struct ipuv3_channel *ch, int xres, int yres); 257 void ipu_cpmem_skip_odd_chroma_rows(struct ipuv3_channel *ch); 258 void ipu_cpmem_set_stride(struct ipuv3_channel *ch, int stride); 259 void ipu_cpmem_set_high_priority(struct ipuv3_channel *ch); 260 void ipu_cpmem_set_buffer(struct ipuv3_channel *ch, int bufnum, dma_addr_t buf); 261 void ipu_cpmem_set_uv_offset(struct ipuv3_channel *ch, u32 u_off, u32 v_off); 262 void ipu_cpmem_interlaced_scan(struct ipuv3_channel *ch, int stride, 263 u32 pixelformat); 264 void ipu_cpmem_set_axi_id(struct ipuv3_channel *ch, u32 id); 265 void ipu_cpmem_set_burstsize(struct ipuv3_channel *ch, int burstsize); 266 void ipu_cpmem_set_block_mode(struct ipuv3_channel *ch); 267 void ipu_cpmem_set_rotation(struct ipuv3_channel *ch, 268 enum ipu_rotate_mode rot); 269 int ipu_cpmem_set_format_rgb(struct ipuv3_channel *ch, 270 const struct ipu_rgb *rgb); 271 int ipu_cpmem_set_format_passthrough(struct ipuv3_channel *ch, int width); 272 void ipu_cpmem_set_yuv_planar_full(struct ipuv3_channel *ch, 273 unsigned int uv_stride, 274 unsigned int u_offset, 275 unsigned int v_offset); 276 int ipu_cpmem_set_fmt(struct ipuv3_channel *ch, u32 drm_fourcc); 277 int ipu_cpmem_set_image(struct ipuv3_channel *ch, struct ipu_image *image); 278 void ipu_cpmem_dump(struct ipuv3_channel *ch); 279 280 /* 281 * IPU Display Controller (dc) functions 282 */ 283 struct ipu_dc; 284 struct ipu_di; 285 struct ipu_dc *ipu_dc_get(struct ipu_soc *ipu, int channel); 286 void ipu_dc_put(struct ipu_dc *dc); 287 int ipu_dc_init_sync(struct ipu_dc *dc, struct ipu_di *di, bool interlaced, 288 u32 pixel_fmt, u32 width); 289 void ipu_dc_enable(struct ipu_soc *ipu); 290 void ipu_dc_enable_channel(struct ipu_dc *dc); 291 void ipu_dc_disable_channel(struct ipu_dc *dc); 292 void ipu_dc_disable(struct ipu_soc *ipu); 293 294 /* 295 * IPU Display Interface (di) functions 296 */ 297 struct ipu_di *ipu_di_get(struct ipu_soc *ipu, int disp); 298 void ipu_di_put(struct ipu_di *); 299 int ipu_di_disable(struct ipu_di *); 300 int ipu_di_enable(struct ipu_di *); 301 int ipu_di_get_num(struct ipu_di *); 302 int ipu_di_adjust_videomode(struct ipu_di *di, struct videomode *mode); 303 int ipu_di_init_sync_panel(struct ipu_di *, struct ipu_di_signal_cfg *sig); 304 305 /* 306 * IPU Display Multi FIFO Controller (dmfc) functions 307 */ 308 struct dmfc_channel; 309 int ipu_dmfc_enable_channel(struct dmfc_channel *dmfc); 310 void ipu_dmfc_disable_channel(struct dmfc_channel *dmfc); 311 void ipu_dmfc_config_wait4eot(struct dmfc_channel *dmfc, int width); 312 struct dmfc_channel *ipu_dmfc_get(struct ipu_soc *ipu, int ipuv3_channel); 313 void ipu_dmfc_put(struct dmfc_channel *dmfc); 314 315 /* 316 * IPU Display Processor (dp) functions 317 */ 318 #define IPU_DP_FLOW_SYNC_BG 0 319 #define IPU_DP_FLOW_SYNC_FG 1 320 #define IPU_DP_FLOW_ASYNC0_BG 2 321 #define IPU_DP_FLOW_ASYNC0_FG 3 322 #define IPU_DP_FLOW_ASYNC1_BG 4 323 #define IPU_DP_FLOW_ASYNC1_FG 5 324 325 struct ipu_dp *ipu_dp_get(struct ipu_soc *ipu, unsigned int flow); 326 void ipu_dp_put(struct ipu_dp *); 327 int ipu_dp_enable(struct ipu_soc *ipu); 328 int ipu_dp_enable_channel(struct ipu_dp *dp); 329 void ipu_dp_disable_channel(struct ipu_dp *dp, bool sync); 330 void ipu_dp_disable(struct ipu_soc *ipu); 331 int ipu_dp_setup_channel(struct ipu_dp *dp, 332 enum drm_color_encoding ycbcr_enc, enum drm_color_range range, 333 enum ipu_color_space in, enum ipu_color_space out); 334 int ipu_dp_set_window_pos(struct ipu_dp *, u16 x_pos, u16 y_pos); 335 int ipu_dp_set_global_alpha(struct ipu_dp *dp, bool enable, u8 alpha, 336 bool bg_chan); 337 338 /* 339 * IPU Prefetch Resolve Gasket (prg) functions 340 */ 341 int ipu_prg_max_active_channels(void); 342 bool ipu_prg_present(struct ipu_soc *ipu); 343 bool ipu_prg_format_supported(struct ipu_soc *ipu, uint32_t format, 344 uint64_t modifier); 345 int ipu_prg_enable(struct ipu_soc *ipu); 346 void ipu_prg_disable(struct ipu_soc *ipu); 347 void ipu_prg_channel_disable(struct ipuv3_channel *ipu_chan); 348 int ipu_prg_channel_configure(struct ipuv3_channel *ipu_chan, 349 unsigned int axi_id, unsigned int width, 350 unsigned int height, unsigned int stride, 351 u32 format, uint64_t modifier, unsigned long *eba); 352 bool ipu_prg_channel_configure_pending(struct ipuv3_channel *ipu_chan); 353 354 /* 355 * IPU CMOS Sensor Interface (csi) functions 356 */ 357 struct ipu_csi; 358 int ipu_csi_init_interface(struct ipu_csi *csi, 359 const struct v4l2_mbus_config *mbus_cfg, 360 const struct v4l2_mbus_framefmt *infmt, 361 const struct v4l2_mbus_framefmt *outfmt); 362 void ipu_csi_set_window(struct ipu_csi *csi, struct v4l2_rect *w); 363 void ipu_csi_set_downsize(struct ipu_csi *csi, bool horiz, bool vert); 364 int ipu_csi_set_mipi_datatype(struct ipu_csi *csi, u32 vc, 365 struct v4l2_mbus_framefmt *mbus_fmt); 366 int ipu_csi_set_skip_smfc(struct ipu_csi *csi, u32 skip, 367 u32 max_ratio, u32 id); 368 int ipu_csi_set_dest(struct ipu_csi *csi, enum ipu_csi_dest csi_dest); 369 int ipu_csi_enable(struct ipu_csi *csi); 370 int ipu_csi_disable(struct ipu_csi *csi); 371 struct ipu_csi *ipu_csi_get(struct ipu_soc *ipu, int id); 372 void ipu_csi_put(struct ipu_csi *csi); 373 void ipu_csi_dump(struct ipu_csi *csi); 374 375 /* 376 * IPU Image Converter (ic) functions 377 */ 378 enum ipu_ic_task { 379 IC_TASK_ENCODER, 380 IC_TASK_VIEWFINDER, 381 IC_TASK_POST_PROCESSOR, 382 IC_NUM_TASKS, 383 }; 384 385 /* 386 * The parameters that describe a colorspace according to the 387 * Image Converter: 388 * - Y'CbCr encoding 389 * - quantization 390 * - "colorspace" (RGB or YUV). 391 */ 392 struct ipu_ic_colorspace { 393 enum v4l2_ycbcr_encoding enc; 394 enum v4l2_quantization quant; 395 enum ipu_color_space cs; 396 }; 397 398 static inline void 399 ipu_ic_fill_colorspace(struct ipu_ic_colorspace *ic_cs, 400 enum v4l2_ycbcr_encoding enc, 401 enum v4l2_quantization quant, 402 enum ipu_color_space cs) 403 { 404 ic_cs->enc = enc; 405 ic_cs->quant = quant; 406 ic_cs->cs = cs; 407 } 408 409 struct ipu_ic_csc_params { 410 s16 coeff[3][3]; /* signed 9-bit integer coefficients */ 411 s16 offset[3]; /* signed 11+2-bit fixed point offset */ 412 u8 scale:2; /* scale coefficients * 2^(scale-1) */ 413 bool sat:1; /* saturate to (16, 235(Y) / 240(U, V)) */ 414 }; 415 416 struct ipu_ic_csc { 417 struct ipu_ic_colorspace in_cs; 418 struct ipu_ic_colorspace out_cs; 419 struct ipu_ic_csc_params params; 420 }; 421 422 struct ipu_ic; 423 424 int __ipu_ic_calc_csc(struct ipu_ic_csc *csc); 425 int ipu_ic_calc_csc(struct ipu_ic_csc *csc, 426 enum v4l2_ycbcr_encoding in_enc, 427 enum v4l2_quantization in_quant, 428 enum ipu_color_space in_cs, 429 enum v4l2_ycbcr_encoding out_enc, 430 enum v4l2_quantization out_quant, 431 enum ipu_color_space out_cs); 432 int ipu_ic_task_init(struct ipu_ic *ic, 433 const struct ipu_ic_csc *csc, 434 int in_width, int in_height, 435 int out_width, int out_height); 436 int ipu_ic_task_init_rsc(struct ipu_ic *ic, 437 const struct ipu_ic_csc *csc, 438 int in_width, int in_height, 439 int out_width, int out_height, 440 u32 rsc); 441 void ipu_ic_task_enable(struct ipu_ic *ic); 442 void ipu_ic_task_disable(struct ipu_ic *ic); 443 int ipu_ic_task_idma_init(struct ipu_ic *ic, struct ipuv3_channel *channel, 444 u32 width, u32 height, int burst_size, 445 enum ipu_rotate_mode rot); 446 int ipu_ic_enable(struct ipu_ic *ic); 447 int ipu_ic_disable(struct ipu_ic *ic); 448 struct ipu_ic *ipu_ic_get(struct ipu_soc *ipu, enum ipu_ic_task task); 449 void ipu_ic_put(struct ipu_ic *ic); 450 void ipu_ic_dump(struct ipu_ic *ic); 451 452 /* 453 * IPU Video De-Interlacer (vdi) functions 454 */ 455 struct ipu_vdi; 456 void ipu_vdi_set_field_order(struct ipu_vdi *vdi, v4l2_std_id std, u32 field); 457 void ipu_vdi_set_motion(struct ipu_vdi *vdi, enum ipu_motion_sel motion_sel); 458 void ipu_vdi_setup(struct ipu_vdi *vdi, u32 code, int xres, int yres); 459 int ipu_vdi_enable(struct ipu_vdi *vdi); 460 int ipu_vdi_disable(struct ipu_vdi *vdi); 461 struct ipu_vdi *ipu_vdi_get(struct ipu_soc *ipu); 462 void ipu_vdi_put(struct ipu_vdi *vdi); 463 464 /* 465 * IPU Sensor Multiple FIFO Controller (SMFC) functions 466 */ 467 struct ipu_smfc *ipu_smfc_get(struct ipu_soc *ipu, unsigned int chno); 468 void ipu_smfc_put(struct ipu_smfc *smfc); 469 int ipu_smfc_enable(struct ipu_smfc *smfc); 470 int ipu_smfc_disable(struct ipu_smfc *smfc); 471 int ipu_smfc_map_channel(struct ipu_smfc *smfc, int csi_id, int mipi_id); 472 int ipu_smfc_set_burstsize(struct ipu_smfc *smfc, int burstsize); 473 int ipu_smfc_set_watermark(struct ipu_smfc *smfc, u32 set_level, u32 clr_level); 474 475 enum ipu_color_space ipu_drm_fourcc_to_colorspace(u32 drm_fourcc); 476 enum ipu_color_space ipu_pixelformat_to_colorspace(u32 pixelformat); 477 int ipu_degrees_to_rot_mode(enum ipu_rotate_mode *mode, int degrees, 478 bool hflip, bool vflip); 479 480 struct ipu_client_platformdata { 481 int csi; 482 int di; 483 int dc; 484 int dp; 485 int dma[2]; 486 struct device_node *of_node; 487 }; 488 489 #endif /* __DRM_IPU_H__ */ 490