Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 1 | /* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved. |
| 2 | * |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License version 2 and |
| 5 | * only version 2 as published by the Free Software Foundation. |
| 6 | * |
| 7 | * This program is distributed in the hope that it will be useful, |
| 8 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 9 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 10 | * GNU General Public License for more details. |
| 11 | */ |
| 12 | |
| 13 | #ifndef __SDE_KMS_H__ |
| 14 | #define __SDE_KMS_H__ |
| 15 | |
| 16 | #include "msm_drv.h" |
| 17 | #include "msm_kms.h" |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame^] | 18 | #include "msm_mmu.h" |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 19 | #include "mdp/mdp_kms.h" |
| 20 | #include "sde_hw_catalog.h" |
Clarence Ip | c475b08 | 2016-06-26 09:27:23 -0400 | [diff] [blame] | 21 | #include "sde_hw_ctl.h" |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 22 | #include "sde_hw_lm.h" |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 23 | #include "sde_hw_interrupts.h" |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 24 | #include "sde_connector.h" |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 25 | |
Clarence Ip | 31c19b5 | 2016-06-10 15:42:08 -0400 | [diff] [blame] | 26 | /** |
| 27 | * SDE_DEBUG - macro for kms/plane/crtc/encoder/connector logs |
| 28 | * @fmt: Pointer to format string |
| 29 | */ |
| 30 | #define SDE_DEBUG(fmt, ...) \ |
| 31 | do { \ |
| 32 | if (unlikely(drm_debug & DRM_UT_KMS)) \ |
| 33 | drm_ut_debug_printk(__func__, fmt, ##__VA_ARGS__); \ |
| 34 | else \ |
| 35 | pr_debug(fmt, ##__VA_ARGS__); \ |
| 36 | } while (0) |
| 37 | |
| 38 | /** |
| 39 | * SDE_DEBUG_DRIVER - macro for hardware driver logging |
| 40 | * @fmt: Pointer to format string |
| 41 | */ |
| 42 | #define SDE_DEBUG_DRIVER(fmt, ...) \ |
| 43 | do { \ |
| 44 | if (unlikely(drm_debug & DRM_UT_DRIVER)) \ |
| 45 | drm_ut_debug_printk(__func__, fmt, ##__VA_ARGS__); \ |
| 46 | else \ |
| 47 | pr_debug(fmt, ##__VA_ARGS__); \ |
| 48 | } while (0) |
| 49 | |
| 50 | #define SDE_ERROR(fmt, ...) pr_err(fmt, ##__VA_ARGS__) |
| 51 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 52 | /* |
| 53 | * struct sde_irq_callback - IRQ callback handlers |
| 54 | * @func: intr handler |
| 55 | * @arg: argument for the handler |
| 56 | */ |
| 57 | struct sde_irq_callback { |
| 58 | void (*func)(void *arg, int irq_idx); |
| 59 | void *arg; |
| 60 | }; |
| 61 | |
| 62 | /** |
| 63 | * struct sde_irq: IRQ structure contains callback registration info |
| 64 | * @total_irq: total number of irq_idx obtained from HW interrupts mapping |
| 65 | * @irq_cb_tbl: array of IRQ callbacks setting |
| 66 | * @cb_lock: callback lock |
| 67 | */ |
| 68 | struct sde_irq { |
| 69 | u32 total_irqs; |
| 70 | struct sde_irq_callback *irq_cb_tbl; |
| 71 | spinlock_t cb_lock; |
| 72 | }; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 73 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 74 | /** |
| 75 | * struct sde_hw_res_map : Default resource table identifying default |
| 76 | * hw resource map. Primarily used for forcing DSI to use CTL_0/1 |
Lloyd Atkinson | e5c2c0b | 2016-07-05 12:23:29 -0400 | [diff] [blame] | 77 | * and PingPong 0/1, if the field is set to SDE_NONE means any HW |
| 78 | * instance for that type is allowed as long as it is unused. |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 79 | */ |
| 80 | struct sde_hw_res_map { |
| 81 | enum sde_intf intf; |
| 82 | enum sde_lm lm; |
| 83 | enum sde_pingpong pp; |
| 84 | enum sde_ctl ctl; |
| 85 | }; |
| 86 | |
Lloyd Atkinson | e5c2c0b | 2016-07-05 12:23:29 -0400 | [diff] [blame] | 87 | /* struct sde_hw_resource_manager : Resource manager maintains the current |
Abhijit Kulkarni | 7acb326 | 2016-07-05 15:27:25 -0400 | [diff] [blame] | 88 | * default platform config and manages shared |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 89 | * hw resources ex:ctl_path hw driver context |
| 90 | * is needed by CRTCs/PLANEs/ENCODERs |
| 91 | * @ctl : table of control path hw driver contexts allocated |
| 92 | * @mixer : list of mixer hw drivers contexts allocated |
| 93 | * @intr : pointer to hw interrupt context |
| 94 | * @res_table : pointer to default hw_res table for this platform |
| 95 | * @feature_map :BIT map for default enabled features ex:specifies if PP_SPLIT |
Lloyd Atkinson | e5c2c0b | 2016-07-05 12:23:29 -0400 | [diff] [blame] | 96 | * is enabled/disabled by default for this platform |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 97 | */ |
| 98 | struct sde_hw_resource_manager { |
| 99 | struct sde_hw_ctl *ctl[CTL_MAX]; |
| 100 | struct sde_hw_mixer *mixer[LM_MAX]; |
| 101 | struct sde_hw_intr *intr; |
| 102 | const struct sde_hw_res_map *res_table; |
| 103 | bool feature_map; |
| 104 | }; |
| 105 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 106 | struct sde_kms { |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 107 | struct msm_kms base; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 108 | struct drm_device *dev; |
| 109 | int rev; |
| 110 | struct sde_mdss_cfg *catalog; |
| 111 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame^] | 112 | struct msm_mmu *mmu[MSM_SMMU_DOMAIN_MAX]; |
| 113 | int mmu_id[MSM_SMMU_DOMAIN_MAX]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 114 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 115 | /* directory entry for debugfs */ |
| 116 | void *debugfs_root; |
| 117 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 118 | /* io/register spaces: */ |
| 119 | void __iomem *mmio, *vbif; |
| 120 | |
| 121 | struct regulator *vdd; |
| 122 | struct regulator *mmagic; |
| 123 | struct regulator *venus; |
| 124 | |
| 125 | struct clk *axi_clk; |
| 126 | struct clk *ahb_clk; |
| 127 | struct clk *src_clk; |
| 128 | struct clk *core_clk; |
| 129 | struct clk *lut_clk; |
| 130 | struct clk *mmagic_clk; |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame^] | 131 | struct clk *iommu_axi_clk[MSM_SMMU_DOMAIN_MAX]; |
| 132 | struct clk *iommu_ahb_clk[MSM_SMMU_DOMAIN_MAX]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 133 | struct clk *vsync_clk; |
| 134 | |
| 135 | struct { |
| 136 | unsigned long enabled_mask; |
| 137 | struct irq_domain *domain; |
| 138 | } irqcontroller; |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 139 | |
| 140 | struct sde_hw_intr *hw_intr; |
| 141 | struct sde_irq irq_obj; |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 142 | struct sde_hw_resource_manager hw_res; |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 143 | }; |
| 144 | |
| 145 | struct vsync_info { |
| 146 | u32 frame_count; |
| 147 | u32 line_count; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 148 | }; |
| 149 | |
| 150 | #define to_sde_kms(x) container_of(x, struct sde_kms, base) |
| 151 | |
| 152 | struct sde_plane_state { |
| 153 | struct drm_plane_state base; |
| 154 | |
| 155 | /* aligned with property */ |
Clarence Ip | e78efb7 | 2016-06-24 18:35:21 -0400 | [diff] [blame] | 156 | uint64_t property_values[PLANE_PROP_COUNT]; |
| 157 | |
| 158 | /* blob properties */ |
| 159 | struct drm_property_blob *property_blobs[PLANE_PROP_BLOBCOUNT]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 160 | |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 161 | /* dereferenced input fence pointer */ |
| 162 | void *input_fence; |
Clarence Ip | ae4e60c | 2016-06-26 22:44:04 -0400 | [diff] [blame] | 163 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 164 | /* assigned by crtc blender */ |
| 165 | enum sde_stage stage; |
| 166 | |
| 167 | /* some additional transactional status to help us know in the |
| 168 | * apply path whether we need to update SMP allocation, and |
| 169 | * whether current update is still pending: |
| 170 | */ |
| 171 | bool mode_changed : 1; |
| 172 | bool pending : 1; |
| 173 | }; |
| 174 | |
| 175 | #define to_sde_plane_state(x) \ |
Clarence Ip | 4c1d977 | 2016-06-26 09:35:38 -0400 | [diff] [blame] | 176 | container_of(x, struct sde_plane_state, base) |
| 177 | |
| 178 | /** |
| 179 | * sde_plane_get_property - Query integer value of plane property |
| 180 | * |
| 181 | * @S: Pointer to plane state |
| 182 | * @X: Property index, from enum msm_mdp_plane_property |
| 183 | * |
| 184 | * Return: Integer value of requested property |
| 185 | */ |
| 186 | #define sde_plane_get_property(S, X) \ |
| 187 | ((S) && ((X) < PLANE_PROP_COUNT) ? ((S)->property_values[(X)]) : 0) |
| 188 | |
| 189 | /** |
| 190 | * sde_plane_get_property32 - Query 32-bit representation of plane property |
| 191 | * |
| 192 | * @S: Pointer to plane state |
| 193 | * @X: Property index, from enum msm_mdp_plane_property |
| 194 | * |
| 195 | * Return: 32-bit value of requested property |
| 196 | */ |
| 197 | #define sde_plane_get_property32(S, X) \ |
| 198 | ((S) && ((X) < PLANE_PROP_COUNT) ? \ |
| 199 | (uint32_t)((S)->property_values[(X)]) : 0) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 200 | |
| 201 | int sde_disable(struct sde_kms *sde_kms); |
| 202 | int sde_enable(struct sde_kms *sde_kms); |
| 203 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 204 | /** |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 205 | * Debugfs functions - extra helper functions for debugfs support |
| 206 | * |
| 207 | * Main debugfs documentation is located at, |
| 208 | * |
| 209 | * Documentation/filesystems/debugfs.txt |
| 210 | * |
| 211 | * @sde_debugfs_setup_regset32: Initialize data for sde_debugfs_create_regset32 |
| 212 | * @sde_debugfs_create_regset32: Create 32-bit register dump file |
| 213 | * @sde_debugfs_get_root: Get root dentry for SDE_KMS's debugfs node |
| 214 | */ |
| 215 | |
| 216 | /** |
| 217 | * Companion structure for sde_debugfs_create_regset32. Do not initialize the |
| 218 | * members of this structure explicitly; use sde_debugfs_setup_regset32 instead. |
| 219 | */ |
| 220 | struct sde_debugfs_regset32 { |
| 221 | uint32_t offset; |
| 222 | uint32_t blk_len; |
| 223 | void __iomem *base; |
| 224 | }; |
| 225 | |
| 226 | /** |
| 227 | * sde_debugfs_setup_regset32 - Initialize register block definition for debugfs |
| 228 | * This function is meant to initialize sde_debugfs_regset32 structures for use |
| 229 | * with sde_debugfs_create_regset32. |
| 230 | * @regset: opaque register definition structure |
| 231 | * @offset: sub-block offset |
| 232 | * @length: sub-block length, in bytes |
| 233 | * @base: base IOMEM address |
| 234 | */ |
| 235 | void sde_debugfs_setup_regset32(struct sde_debugfs_regset32 *regset, |
| 236 | uint32_t offset, uint32_t length, void __iomem *base); |
| 237 | |
| 238 | /** |
| 239 | * sde_debugfs_create_regset32 - Create register read back file for debugfs |
| 240 | * |
| 241 | * This function is almost identical to the standard debugfs_create_regset32() |
| 242 | * function, with the main difference being that a list of register |
| 243 | * names/offsets do not need to be provided. The 'read' function simply outputs |
| 244 | * sequential register values over a specified range. |
| 245 | * |
| 246 | * Similar to the related debugfs_create_regset32 API, the structure pointed to |
| 247 | * by regset needs to persist for the lifetime of the created file. The calling |
| 248 | * code is responsible for initialization/management of this structure. |
| 249 | * |
| 250 | * The structure pointed to by regset is meant to be opaque. Please use |
| 251 | * sde_debugfs_setup_regset32 to initialize it. |
| 252 | * |
| 253 | * @name: File name within debugfs |
| 254 | * @mode: File mode within debugfs |
| 255 | * @parent: Parent directory entry within debugfs, can be NULL |
| 256 | * @regset: Pointer to persistent register block definition |
| 257 | * |
| 258 | * Return: dentry pointer for newly created file, use either debugfs_remove() |
| 259 | * or debugfs_remove_recursive() (on a parent directory) to remove the |
| 260 | * file |
| 261 | */ |
| 262 | void *sde_debugfs_create_regset32(const char *name, umode_t mode, |
| 263 | void *parent, struct sde_debugfs_regset32 *regset); |
| 264 | |
| 265 | /** |
| 266 | * sde_debugfs_get_root - Return root directory entry for SDE's debugfs |
| 267 | * |
| 268 | * The return value should be passed as the 'parent' argument to subsequent |
| 269 | * debugfs create calls. |
| 270 | * |
| 271 | * @sde_kms: Pointer to SDE's KMS structure |
| 272 | * |
| 273 | * Return: dentry pointer for SDE's debugfs location |
| 274 | */ |
| 275 | void *sde_debugfs_get_root(struct sde_kms *sde_kms); |
| 276 | |
| 277 | /** |
Clarence Ip | b218a3c | 2016-07-15 14:17:42 -0400 | [diff] [blame] | 278 | * SDE info management functions |
| 279 | * These functions/definitions allow for building up a 'sde_info' structure |
| 280 | * containing one or more "key=value\n" entries. |
| 281 | */ |
| 282 | #define SDE_KMS_INFO_MAX_SIZE 4096 |
| 283 | |
| 284 | /** |
| 285 | * struct sde_kms_info - connector information structure container |
| 286 | * @data: Array of information character data |
| 287 | * @len: Current length of information data |
| 288 | * @staged_len: Temporary data buffer length, commit to |
| 289 | * len using sde_kms_info_stop |
| 290 | * @start: Whether or not a partial data entry was just started |
| 291 | */ |
| 292 | struct sde_kms_info { |
| 293 | char data[SDE_KMS_INFO_MAX_SIZE]; |
| 294 | uint32_t len; |
| 295 | uint32_t staged_len; |
| 296 | bool start; |
| 297 | }; |
| 298 | |
| 299 | /** |
| 300 | * SDE_KMS_INFO_DATA - Macro for accessing sde_kms_info data bytes |
| 301 | * @S: Pointer to sde_kms_info structure |
| 302 | * Returns: Pointer to byte data |
| 303 | */ |
| 304 | #define SDE_KMS_INFO_DATA(S) ((S) ? ((struct sde_kms_info *)(S))->data : 0) |
| 305 | |
| 306 | /** |
| 307 | * SDE_KMS_INFO_DATALEN - Macro for accessing sde_kms_info data length |
| 308 | * @S: Pointer to sde_kms_info structure |
| 309 | * Returns: Size of available byte data |
| 310 | */ |
| 311 | #define SDE_KMS_INFO_DATALEN(S) ((S) ? ((struct sde_kms_info *)(S))->len : 0) |
| 312 | |
| 313 | /** |
| 314 | * sde_kms_info_reset - reset sde_kms_info structure |
| 315 | * @info: Pointer to sde_kms_info structure |
| 316 | */ |
| 317 | void sde_kms_info_reset(struct sde_kms_info *info); |
| 318 | |
| 319 | /** |
| 320 | * sde_kms_info_add_keyint - add integer value to 'sde_kms_info' |
| 321 | * @info: Pointer to sde_kms_info structure |
| 322 | * @key: Pointer to key string |
| 323 | * @value: Signed 32-bit integer value |
| 324 | */ |
| 325 | void sde_kms_info_add_keyint(struct sde_kms_info *info, |
| 326 | const char *key, |
| 327 | int32_t value); |
| 328 | |
| 329 | /** |
| 330 | * sde_kms_info_add_keystr - add string value to 'sde_kms_info' |
| 331 | * @info: Pointer to sde_kms_info structure |
| 332 | * @key: Pointer to key string |
| 333 | * @value: Pointer to string value |
| 334 | */ |
| 335 | void sde_kms_info_add_keystr(struct sde_kms_info *info, |
| 336 | const char *key, |
| 337 | const char *value); |
| 338 | |
| 339 | /** |
| 340 | * sde_kms_info_start - begin adding key to 'sde_kms_info' |
| 341 | * Usage: |
| 342 | * sde_kms_info_start(key) |
| 343 | * sde_kms_info_append(val_1) |
| 344 | * ... |
| 345 | * sde_kms_info_append(val_n) |
| 346 | * sde_kms_info_stop |
| 347 | * @info: Pointer to sde_kms_info structure |
| 348 | * @key: Pointer to key string |
| 349 | */ |
| 350 | void sde_kms_info_start(struct sde_kms_info *info, |
| 351 | const char *key); |
| 352 | |
| 353 | /** |
| 354 | * sde_kms_info_append - append value string to 'sde_kms_info' |
| 355 | * Usage: |
| 356 | * sde_kms_info_start(key) |
| 357 | * sde_kms_info_append(val_1) |
| 358 | * ... |
| 359 | * sde_kms_info_append(val_n) |
| 360 | * sde_kms_info_stop |
| 361 | * @info: Pointer to sde_kms_info structure |
| 362 | * @str: Pointer to partial value string |
| 363 | */ |
| 364 | void sde_kms_info_append(struct sde_kms_info *info, |
| 365 | const char *str); |
| 366 | |
| 367 | /** |
| 368 | * sde_kms_info_append_format - append format code string to 'sde_kms_info' |
| 369 | * Usage: |
| 370 | * sde_kms_info_start(key) |
| 371 | * sde_kms_info_append_format(fourcc, modifier) |
| 372 | * ... |
| 373 | * sde_kms_info_stop |
| 374 | * @info: Pointer to sde_kms_info structure |
| 375 | * @pixel_format: FOURCC format code |
| 376 | * @modifier: 64-bit drm format modifier |
| 377 | */ |
| 378 | void sde_kms_info_append_format(struct sde_kms_info *info, |
| 379 | uint32_t pixel_format, |
| 380 | uint64_t modifier); |
| 381 | |
| 382 | /** |
| 383 | * sde_kms_info_stop - finish adding key to 'sde_kms_info' |
| 384 | * Usage: |
| 385 | * sde_kms_info_start(key) |
| 386 | * sde_kms_info_append(val_1) |
| 387 | * ... |
| 388 | * sde_kms_info_append(val_n) |
| 389 | * sde_kms_info_stop |
| 390 | * @info: Pointer to sde_kms_info structure |
| 391 | */ |
| 392 | void sde_kms_info_stop(struct sde_kms_info *info); |
| 393 | |
| 394 | /** |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 395 | * HW resource manager functions |
| 396 | * @sde_rm_acquire_ctl_path : Allocates control path |
| 397 | * @sde_rm_get_ctl_path : returns control path driver context for already |
| 398 | * acquired ctl path |
| 399 | * @sde_rm_release_ctl_path : Frees control path driver context |
| 400 | * @sde_rm_acquire_mixer : Allocates mixer hw driver context |
| 401 | * @sde_rm_get_mixer : returns mixer context for already |
| 402 | * acquired mixer |
| 403 | * @sde_rm_release_mixer : Frees mixer hw driver context |
Abhijit Kulkarni | 7acb326 | 2016-07-05 15:27:25 -0400 | [diff] [blame] | 404 | * @sde_rm_acquire_intr : Allocate hw intr context |
| 405 | * @sde_rm_get_intr : Returns already acquired intr context |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 406 | * @sde_rm_get_hw_res_map : Returns map for the passed INTF |
| 407 | */ |
| 408 | struct sde_hw_ctl *sde_rm_acquire_ctl_path(struct sde_kms *sde_kms, |
| 409 | enum sde_ctl idx); |
| 410 | struct sde_hw_ctl *sde_rm_get_ctl_path(struct sde_kms *sde_kms, |
| 411 | enum sde_ctl idx); |
| 412 | void sde_rm_release_ctl_path(struct sde_kms *sde_kms, |
| 413 | enum sde_ctl idx); |
| 414 | struct sde_hw_mixer *sde_rm_acquire_mixer(struct sde_kms *sde_kms, |
| 415 | enum sde_lm idx); |
| 416 | struct sde_hw_mixer *sde_rm_get_mixer(struct sde_kms *sde_kms, |
| 417 | enum sde_lm idx); |
| 418 | void sde_rm_release_mixer(struct sde_kms *sde_kms, |
| 419 | enum sde_lm idx); |
| 420 | struct sde_hw_intr *sde_rm_acquire_intr(struct sde_kms *sde_kms); |
| 421 | struct sde_hw_intr *sde_rm_get_intr(struct sde_kms *sde_kms); |
| 422 | |
| 423 | const struct sde_hw_res_map *sde_rm_get_res_map(struct sde_kms *sde_kms, |
| 424 | enum sde_intf idx); |
| 425 | |
| 426 | /** |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 427 | * IRQ functions |
| 428 | */ |
| 429 | int sde_irq_domain_init(struct sde_kms *sde_kms); |
| 430 | int sde_irq_domain_fini(struct sde_kms *sde_kms); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 431 | void sde_irq_preinstall(struct msm_kms *kms); |
| 432 | int sde_irq_postinstall(struct msm_kms *kms); |
| 433 | void sde_irq_uninstall(struct msm_kms *kms); |
| 434 | irqreturn_t sde_irq(struct msm_kms *kms); |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 435 | |
| 436 | /** |
| 437 | * sde_set_irqmask - IRQ helper function for writing IRQ mask |
| 438 | * to SDE HW interrupt register. |
| 439 | * @sde_kms: SDE handle |
| 440 | * @reg_off: SDE HW interrupt register offset |
| 441 | * @irqmask: IRQ mask |
| 442 | */ |
| 443 | void sde_set_irqmask( |
| 444 | struct sde_kms *sde_kms, |
| 445 | uint32_t reg_off, |
| 446 | uint32_t irqmask); |
| 447 | |
| 448 | /** |
| 449 | * sde_irq_idx_lookup - IRQ helper function for lookup irq_idx from HW |
| 450 | * interrupt mapping table. |
| 451 | * @sde_kms: SDE handle |
| 452 | * @intr_type: SDE HW interrupt type for lookup |
| 453 | * @instance_idx: SDE HW block instance defined in sde_hw_mdss.h |
| 454 | * @return: irq_idx or -EINVAL when fail to lookup |
| 455 | */ |
| 456 | int sde_irq_idx_lookup( |
| 457 | struct sde_kms *sde_kms, |
| 458 | enum sde_intr_type intr_type, |
| 459 | uint32_t instance_idx); |
| 460 | |
| 461 | /** |
| 462 | * sde_enable_irq - IRQ helper function for enabling one or more IRQs |
| 463 | * @sde_kms: SDE handle |
| 464 | * @irq_idxs: Array of irq index |
| 465 | * @irq_count: Number of irq_idx provided in the array |
| 466 | * @return: 0 for success enabling IRQ, otherwise failure |
| 467 | */ |
| 468 | int sde_enable_irq( |
| 469 | struct sde_kms *sde_kms, |
| 470 | int *irq_idxs, |
| 471 | uint32_t irq_count); |
| 472 | |
| 473 | /** |
| 474 | * sde_disable_irq - IRQ helper function for diabling one of more IRQs |
| 475 | * @sde_kms: SDE handle |
| 476 | * @irq_idxs: Array of irq index |
| 477 | * @irq_count: Number of irq_idx provided in the array |
| 478 | * @return: 0 for success disabling IRQ, otherwise failure |
| 479 | */ |
| 480 | int sde_disable_irq( |
| 481 | struct sde_kms *sde_kms, |
| 482 | int *irq_idxs, |
| 483 | uint32_t irq_count); |
| 484 | |
| 485 | /** |
| 486 | * sde_register_irq_callback - For registering callback function on IRQ |
| 487 | * interrupt |
| 488 | * @sde_kms: SDE handle |
| 489 | * @irq_idx: irq index |
| 490 | * @irq_cb: IRQ callback structure, containing callback function |
| 491 | * and argument. Passing NULL for irq_cb will unregister |
| 492 | * the callback for the given irq_idx |
| 493 | * @return: 0 for success registering callback, otherwise failure |
| 494 | */ |
| 495 | int sde_register_irq_callback( |
| 496 | struct sde_kms *sde_kms, |
| 497 | int irq_idx, |
| 498 | struct sde_irq_callback *irq_cb); |
| 499 | |
| 500 | /** |
| 501 | * sde_clear_all_irqs - Clearing all SDE IRQ interrupt status |
| 502 | * @sde_kms: SDE handle |
| 503 | */ |
| 504 | void sde_clear_all_irqs(struct sde_kms *sde_kms); |
| 505 | |
| 506 | /** |
| 507 | * sde_disable_all_irqs - Diabling all SDE IRQ interrupt |
| 508 | * @sde_kms: SDE handle |
| 509 | */ |
| 510 | void sde_disable_all_irqs(struct sde_kms *sde_kms); |
| 511 | |
| 512 | /** |
| 513 | * Vblank enable/disable functions |
| 514 | */ |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 515 | int sde_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc); |
| 516 | void sde_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc); |
| 517 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 518 | /** |
| 519 | * Plane functions |
| 520 | */ |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 521 | enum sde_sspp sde_plane_pipe(struct drm_plane *plane); |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 522 | void sde_plane_flush(struct drm_plane *plane); |
Clarence Ip | dbde983 | 2016-06-26 09:48:36 -0400 | [diff] [blame] | 523 | struct drm_plane *sde_plane_init(struct drm_device *dev, |
| 524 | uint32_t pipe, bool primary_plane); |
Clarence Ip | 7a753bb | 2016-07-07 11:47:44 -0400 | [diff] [blame] | 525 | |
| 526 | /** |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 527 | * sde_plane_wait_input_fence - wait for input fence object |
Clarence Ip | 7a753bb | 2016-07-07 11:47:44 -0400 | [diff] [blame] | 528 | * @plane: Pointer to DRM plane object |
| 529 | * @wait_ms: Wait timeout value |
| 530 | * Returns: Zero on success |
| 531 | */ |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 532 | int sde_plane_wait_input_fence(struct drm_plane *plane, uint32_t wait_ms); |
Clarence Ip | cb410d4 | 2016-06-26 22:52:33 -0400 | [diff] [blame] | 533 | |
| 534 | /** |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 535 | * sde_plane_color_fill - Enables color fill on plane |
Clarence Ip | cb410d4 | 2016-06-26 22:52:33 -0400 | [diff] [blame] | 536 | * @plane: Pointer to DRM plane object |
| 537 | * @color: RGB fill color value, [23..16] Blue, [15..8] Green, [7..0] Red |
| 538 | * @alpha: 8-bit fill alpha value, 255 selects 100% alpha |
| 539 | * |
| 540 | * Returns: 0 on success |
| 541 | */ |
| 542 | int sde_plane_color_fill(struct drm_plane *plane, |
| 543 | uint32_t color, uint32_t alpha); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 544 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 545 | /** |
| 546 | * CRTC functions |
| 547 | */ |
Abhijit Kulkarni | 7acb326 | 2016-07-05 15:27:25 -0400 | [diff] [blame] | 548 | int sde_crtc_vblank(struct drm_crtc *crtc, bool en); |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 549 | void sde_crtc_wait_for_commit_done(struct drm_crtc *crtc); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 550 | void sde_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file); |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 551 | void sde_crtc_commit_kickoff(struct drm_crtc *crtc); |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 552 | |
| 553 | /** |
| 554 | * sde_crtc_prepare_fence - callback to prepare for output fences |
| 555 | * @crtc: Pointer to drm crtc object |
| 556 | */ |
| 557 | void sde_crtc_prepare_fence(struct drm_crtc *crtc); |
| 558 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 559 | struct drm_crtc *sde_crtc_init(struct drm_device *dev, |
| 560 | struct drm_encoder *encoder, |
| 561 | struct drm_plane *plane, int id); |
| 562 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 563 | /** |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 564 | * sde_crtc_complete_commit - callback signalling completion of current commit |
| 565 | * @crtc: Pointer to drm crtc object |
| 566 | */ |
| 567 | void sde_crtc_complete_commit(struct drm_crtc *crtc); |
| 568 | |
| 569 | /** |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 570 | * Encoder functions and data types |
| 571 | */ |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 572 | struct sde_encoder_hw_resources { |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 573 | enum sde_intf_mode intfs[INTF_MAX]; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 574 | bool pingpongs[PINGPONG_MAX]; |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 575 | bool ctls[CTL_MAX]; |
| 576 | bool pingpongsplit; |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 577 | }; |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 578 | |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 579 | /** |
| 580 | * sde_encoder_get_hw_resources - Populate table of required hardware resources |
| 581 | * @encoder: encoder pointer |
| 582 | * @hw_res: resource table to populate with encoder required resources |
| 583 | */ |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 584 | void sde_encoder_get_hw_resources(struct drm_encoder *encoder, |
| 585 | struct sde_encoder_hw_resources *hw_res); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 586 | |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 587 | /** |
| 588 | * sde_encoder_register_vblank_callback - provide callback to encoder that |
| 589 | * will be called on the next vblank. |
| 590 | * @encoder: encoder pointer |
| 591 | * @cb: callback pointer, provide NULL to deregister and disable IRQs |
| 592 | * @data: user data provided to callback |
| 593 | */ |
| 594 | void sde_encoder_register_vblank_callback(struct drm_encoder *encoder, |
| 595 | void (*cb)(void *), void *data); |
| 596 | |
| 597 | /** |
| 598 | * sde_encoder_schedule_kickoff - Register a callback with the encoder to |
| 599 | * trigger a double buffer flip of the ctl path (i.e. ctl flush and start) |
| 600 | * at the appropriate time. |
| 601 | * Immediately: if no previous commit is outstanding. |
| 602 | * Delayed: Save the callback, and return. Does not block. Callback will |
| 603 | * be triggered later. E.g. cmd encoder will trigger at pp_done irq |
| 604 | * irq if it outstanding. |
| 605 | * Callback registered is expected to flush _all_ ctl paths of the crtc |
| 606 | * @encoder: encoder pointer |
| 607 | * @cb: callback pointer, provide NULL to deregister |
| 608 | * @data: user data provided to callback |
| 609 | */ |
| 610 | void sde_encoder_schedule_kickoff(struct drm_encoder *encoder, |
| 611 | void (*cb)(void *), void *data); |
| 612 | |
| 613 | /** |
| 614 | * sde_encoder_wait_nxt_committed - Wait for hardware to have flushed the |
| 615 | * current pending frames to hardware at a vblank or ctl_start |
| 616 | * Encoders will map this differently depending on irqs |
| 617 | * vid mode -> vsync_irq |
| 618 | * @encoder: encoder pointer |
| 619 | * |
| 620 | * Return: 0 on success, -EWOULDBLOCK if already signaled, error otherwise |
| 621 | */ |
| 622 | int sde_encoder_wait_for_commit_done(struct drm_encoder *drm_encoder); |
| 623 | |
| 624 | /** |
| 625 | * sde_encoders_init - query platform, create all encoders and bridges, |
| 626 | * and register them with the drm_device |
| 627 | * @dev: drm device pointer |
| 628 | */ |
| 629 | void sde_encoders_init(struct drm_device *dev); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 630 | |
| 631 | #endif /* __sde_kms_H__ */ |