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" |
Alan Kwong | d21960f | 2016-07-29 03:33:17 -0400 | [diff] [blame] | 24 | #include "sde_hw_wb.h" |
| 25 | #include "sde_hw_top.h" |
Clarence Ip | e59fb3f | 2016-07-26 13:39:59 -0400 | [diff] [blame] | 26 | #include "sde_connector.h" |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 27 | #include "sde_rm.h" |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 28 | |
Clarence Ip | 31c19b5 | 2016-06-10 15:42:08 -0400 | [diff] [blame] | 29 | /** |
| 30 | * SDE_DEBUG - macro for kms/plane/crtc/encoder/connector logs |
| 31 | * @fmt: Pointer to format string |
| 32 | */ |
| 33 | #define SDE_DEBUG(fmt, ...) \ |
| 34 | do { \ |
| 35 | if (unlikely(drm_debug & DRM_UT_KMS)) \ |
| 36 | drm_ut_debug_printk(__func__, fmt, ##__VA_ARGS__); \ |
| 37 | else \ |
| 38 | pr_debug(fmt, ##__VA_ARGS__); \ |
| 39 | } while (0) |
| 40 | |
| 41 | /** |
| 42 | * SDE_DEBUG_DRIVER - macro for hardware driver logging |
| 43 | * @fmt: Pointer to format string |
| 44 | */ |
| 45 | #define SDE_DEBUG_DRIVER(fmt, ...) \ |
| 46 | do { \ |
| 47 | if (unlikely(drm_debug & DRM_UT_DRIVER)) \ |
| 48 | drm_ut_debug_printk(__func__, fmt, ##__VA_ARGS__); \ |
| 49 | else \ |
| 50 | pr_debug(fmt, ##__VA_ARGS__); \ |
| 51 | } while (0) |
| 52 | |
| 53 | #define SDE_ERROR(fmt, ...) pr_err(fmt, ##__VA_ARGS__) |
| 54 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 55 | /* |
| 56 | * struct sde_irq_callback - IRQ callback handlers |
| 57 | * @func: intr handler |
| 58 | * @arg: argument for the handler |
| 59 | */ |
| 60 | struct sde_irq_callback { |
| 61 | void (*func)(void *arg, int irq_idx); |
| 62 | void *arg; |
| 63 | }; |
| 64 | |
| 65 | /** |
| 66 | * struct sde_irq: IRQ structure contains callback registration info |
| 67 | * @total_irq: total number of irq_idx obtained from HW interrupts mapping |
| 68 | * @irq_cb_tbl: array of IRQ callbacks setting |
| 69 | * @cb_lock: callback lock |
| 70 | */ |
| 71 | struct sde_irq { |
| 72 | u32 total_irqs; |
| 73 | struct sde_irq_callback *irq_cb_tbl; |
| 74 | spinlock_t cb_lock; |
| 75 | }; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 76 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 77 | /** |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 78 | * Encoder functions and data types |
| 79 | * @intfs: Interfaces this encoder is using, INTF_MODE_NONE if unused |
| 80 | * @wbs: Writebacks this encoder is using, INTF_MODE_NONE if unused |
| 81 | * @needs_cdm: Encoder requests a CDM based on pixel format conversion needs |
| 82 | * @display_num_of_h_tiles: |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 83 | */ |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 84 | struct sde_encoder_hw_resources { |
| 85 | enum sde_intf_mode intfs[INTF_MAX]; |
| 86 | enum sde_intf_mode wbs[WB_MAX]; |
| 87 | bool needs_cdm; |
| 88 | u32 display_num_of_h_tiles; |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 89 | }; |
| 90 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 91 | struct sde_kms { |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 92 | struct msm_kms base; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 93 | struct drm_device *dev; |
| 94 | int rev; |
| 95 | struct sde_mdss_cfg *catalog; |
| 96 | |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 97 | struct msm_mmu *mmu[MSM_SMMU_DOMAIN_MAX]; |
| 98 | int mmu_id[MSM_SMMU_DOMAIN_MAX]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 99 | |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 100 | /* directory entry for debugfs */ |
| 101 | void *debugfs_root; |
| 102 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 103 | /* io/register spaces: */ |
Alan Kwong | dfa8c08 | 2016-07-29 04:10:00 -0400 | [diff] [blame] | 104 | void __iomem *mmio, *vbif[VBIF_MAX]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 105 | |
| 106 | struct regulator *vdd; |
| 107 | struct regulator *mmagic; |
| 108 | struct regulator *venus; |
| 109 | |
| 110 | struct clk *axi_clk; |
| 111 | struct clk *ahb_clk; |
| 112 | struct clk *src_clk; |
| 113 | struct clk *core_clk; |
| 114 | struct clk *lut_clk; |
| 115 | struct clk *mmagic_clk; |
Alan Kwong | 112a84f | 2016-05-24 20:49:21 -0400 | [diff] [blame] | 116 | struct clk *iommu_axi_clk[MSM_SMMU_DOMAIN_MAX]; |
| 117 | struct clk *iommu_ahb_clk[MSM_SMMU_DOMAIN_MAX]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 118 | struct clk *vsync_clk; |
| 119 | |
| 120 | struct { |
| 121 | unsigned long enabled_mask; |
| 122 | struct irq_domain *domain; |
| 123 | } irqcontroller; |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 124 | |
| 125 | struct sde_hw_intr *hw_intr; |
| 126 | struct sde_irq irq_obj; |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 127 | |
| 128 | struct sde_rm rm; |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 129 | }; |
| 130 | |
| 131 | struct vsync_info { |
| 132 | u32 frame_count; |
| 133 | u32 line_count; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 134 | }; |
| 135 | |
| 136 | #define to_sde_kms(x) container_of(x, struct sde_kms, base) |
| 137 | |
| 138 | struct sde_plane_state { |
| 139 | struct drm_plane_state base; |
| 140 | |
| 141 | /* aligned with property */ |
Clarence Ip | e78efb7 | 2016-06-24 18:35:21 -0400 | [diff] [blame] | 142 | uint64_t property_values[PLANE_PROP_COUNT]; |
| 143 | |
| 144 | /* blob properties */ |
| 145 | struct drm_property_blob *property_blobs[PLANE_PROP_BLOBCOUNT]; |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 146 | |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 147 | /* dereferenced input fence pointer */ |
| 148 | void *input_fence; |
Clarence Ip | ae4e60c | 2016-06-26 22:44:04 -0400 | [diff] [blame] | 149 | |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 150 | /* assigned by crtc blender */ |
| 151 | enum sde_stage stage; |
| 152 | |
| 153 | /* some additional transactional status to help us know in the |
| 154 | * apply path whether we need to update SMP allocation, and |
| 155 | * whether current update is still pending: |
| 156 | */ |
| 157 | bool mode_changed : 1; |
| 158 | bool pending : 1; |
| 159 | }; |
| 160 | |
| 161 | #define to_sde_plane_state(x) \ |
Clarence Ip | 4c1d977 | 2016-06-26 09:35:38 -0400 | [diff] [blame] | 162 | container_of(x, struct sde_plane_state, base) |
| 163 | |
| 164 | /** |
| 165 | * sde_plane_get_property - Query integer value of plane property |
| 166 | * |
| 167 | * @S: Pointer to plane state |
| 168 | * @X: Property index, from enum msm_mdp_plane_property |
| 169 | * |
| 170 | * Return: Integer value of requested property |
| 171 | */ |
| 172 | #define sde_plane_get_property(S, X) \ |
| 173 | ((S) && ((X) < PLANE_PROP_COUNT) ? ((S)->property_values[(X)]) : 0) |
| 174 | |
| 175 | /** |
| 176 | * sde_plane_get_property32 - Query 32-bit representation of plane property |
| 177 | * |
| 178 | * @S: Pointer to plane state |
| 179 | * @X: Property index, from enum msm_mdp_plane_property |
| 180 | * |
| 181 | * Return: 32-bit value of requested property |
| 182 | */ |
| 183 | #define sde_plane_get_property32(S, X) \ |
| 184 | ((S) && ((X) < PLANE_PROP_COUNT) ? \ |
| 185 | (uint32_t)((S)->property_values[(X)]) : 0) |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 186 | |
| 187 | int sde_disable(struct sde_kms *sde_kms); |
| 188 | int sde_enable(struct sde_kms *sde_kms); |
| 189 | |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 190 | /** |
Clarence Ip | 4ce5932 | 2016-06-26 22:27:51 -0400 | [diff] [blame] | 191 | * Debugfs functions - extra helper functions for debugfs support |
| 192 | * |
| 193 | * Main debugfs documentation is located at, |
| 194 | * |
| 195 | * Documentation/filesystems/debugfs.txt |
| 196 | * |
| 197 | * @sde_debugfs_setup_regset32: Initialize data for sde_debugfs_create_regset32 |
| 198 | * @sde_debugfs_create_regset32: Create 32-bit register dump file |
| 199 | * @sde_debugfs_get_root: Get root dentry for SDE_KMS's debugfs node |
| 200 | */ |
| 201 | |
| 202 | /** |
| 203 | * Companion structure for sde_debugfs_create_regset32. Do not initialize the |
| 204 | * members of this structure explicitly; use sde_debugfs_setup_regset32 instead. |
| 205 | */ |
| 206 | struct sde_debugfs_regset32 { |
| 207 | uint32_t offset; |
| 208 | uint32_t blk_len; |
| 209 | void __iomem *base; |
| 210 | }; |
| 211 | |
| 212 | /** |
| 213 | * sde_debugfs_setup_regset32 - Initialize register block definition for debugfs |
| 214 | * This function is meant to initialize sde_debugfs_regset32 structures for use |
| 215 | * with sde_debugfs_create_regset32. |
| 216 | * @regset: opaque register definition structure |
| 217 | * @offset: sub-block offset |
| 218 | * @length: sub-block length, in bytes |
| 219 | * @base: base IOMEM address |
| 220 | */ |
| 221 | void sde_debugfs_setup_regset32(struct sde_debugfs_regset32 *regset, |
| 222 | uint32_t offset, uint32_t length, void __iomem *base); |
| 223 | |
| 224 | /** |
| 225 | * sde_debugfs_create_regset32 - Create register read back file for debugfs |
| 226 | * |
| 227 | * This function is almost identical to the standard debugfs_create_regset32() |
| 228 | * function, with the main difference being that a list of register |
| 229 | * names/offsets do not need to be provided. The 'read' function simply outputs |
| 230 | * sequential register values over a specified range. |
| 231 | * |
| 232 | * Similar to the related debugfs_create_regset32 API, the structure pointed to |
| 233 | * by regset needs to persist for the lifetime of the created file. The calling |
| 234 | * code is responsible for initialization/management of this structure. |
| 235 | * |
| 236 | * The structure pointed to by regset is meant to be opaque. Please use |
| 237 | * sde_debugfs_setup_regset32 to initialize it. |
| 238 | * |
| 239 | * @name: File name within debugfs |
| 240 | * @mode: File mode within debugfs |
| 241 | * @parent: Parent directory entry within debugfs, can be NULL |
| 242 | * @regset: Pointer to persistent register block definition |
| 243 | * |
| 244 | * Return: dentry pointer for newly created file, use either debugfs_remove() |
| 245 | * or debugfs_remove_recursive() (on a parent directory) to remove the |
| 246 | * file |
| 247 | */ |
| 248 | void *sde_debugfs_create_regset32(const char *name, umode_t mode, |
| 249 | void *parent, struct sde_debugfs_regset32 *regset); |
| 250 | |
| 251 | /** |
| 252 | * sde_debugfs_get_root - Return root directory entry for SDE's debugfs |
| 253 | * |
| 254 | * The return value should be passed as the 'parent' argument to subsequent |
| 255 | * debugfs create calls. |
| 256 | * |
| 257 | * @sde_kms: Pointer to SDE's KMS structure |
| 258 | * |
| 259 | * Return: dentry pointer for SDE's debugfs location |
| 260 | */ |
| 261 | void *sde_debugfs_get_root(struct sde_kms *sde_kms); |
| 262 | |
| 263 | /** |
Clarence Ip | b218a3c | 2016-07-15 14:17:42 -0400 | [diff] [blame] | 264 | * SDE info management functions |
| 265 | * These functions/definitions allow for building up a 'sde_info' structure |
| 266 | * containing one or more "key=value\n" entries. |
| 267 | */ |
| 268 | #define SDE_KMS_INFO_MAX_SIZE 4096 |
| 269 | |
| 270 | /** |
| 271 | * struct sde_kms_info - connector information structure container |
| 272 | * @data: Array of information character data |
| 273 | * @len: Current length of information data |
| 274 | * @staged_len: Temporary data buffer length, commit to |
| 275 | * len using sde_kms_info_stop |
| 276 | * @start: Whether or not a partial data entry was just started |
| 277 | */ |
| 278 | struct sde_kms_info { |
| 279 | char data[SDE_KMS_INFO_MAX_SIZE]; |
| 280 | uint32_t len; |
| 281 | uint32_t staged_len; |
| 282 | bool start; |
| 283 | }; |
| 284 | |
| 285 | /** |
| 286 | * SDE_KMS_INFO_DATA - Macro for accessing sde_kms_info data bytes |
| 287 | * @S: Pointer to sde_kms_info structure |
| 288 | * Returns: Pointer to byte data |
| 289 | */ |
| 290 | #define SDE_KMS_INFO_DATA(S) ((S) ? ((struct sde_kms_info *)(S))->data : 0) |
| 291 | |
| 292 | /** |
| 293 | * SDE_KMS_INFO_DATALEN - Macro for accessing sde_kms_info data length |
| 294 | * @S: Pointer to sde_kms_info structure |
| 295 | * Returns: Size of available byte data |
| 296 | */ |
| 297 | #define SDE_KMS_INFO_DATALEN(S) ((S) ? ((struct sde_kms_info *)(S))->len : 0) |
| 298 | |
| 299 | /** |
| 300 | * sde_kms_info_reset - reset sde_kms_info structure |
| 301 | * @info: Pointer to sde_kms_info structure |
| 302 | */ |
| 303 | void sde_kms_info_reset(struct sde_kms_info *info); |
| 304 | |
| 305 | /** |
| 306 | * sde_kms_info_add_keyint - add integer value to 'sde_kms_info' |
| 307 | * @info: Pointer to sde_kms_info structure |
| 308 | * @key: Pointer to key string |
| 309 | * @value: Signed 32-bit integer value |
| 310 | */ |
| 311 | void sde_kms_info_add_keyint(struct sde_kms_info *info, |
| 312 | const char *key, |
| 313 | int32_t value); |
| 314 | |
| 315 | /** |
| 316 | * sde_kms_info_add_keystr - add string value to 'sde_kms_info' |
| 317 | * @info: Pointer to sde_kms_info structure |
| 318 | * @key: Pointer to key string |
| 319 | * @value: Pointer to string value |
| 320 | */ |
| 321 | void sde_kms_info_add_keystr(struct sde_kms_info *info, |
| 322 | const char *key, |
| 323 | const char *value); |
| 324 | |
| 325 | /** |
| 326 | * sde_kms_info_start - begin adding key to 'sde_kms_info' |
| 327 | * Usage: |
| 328 | * sde_kms_info_start(key) |
| 329 | * sde_kms_info_append(val_1) |
| 330 | * ... |
| 331 | * sde_kms_info_append(val_n) |
| 332 | * sde_kms_info_stop |
| 333 | * @info: Pointer to sde_kms_info structure |
| 334 | * @key: Pointer to key string |
| 335 | */ |
| 336 | void sde_kms_info_start(struct sde_kms_info *info, |
| 337 | const char *key); |
| 338 | |
| 339 | /** |
| 340 | * sde_kms_info_append - append value string 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 | * @str: Pointer to partial value string |
| 349 | */ |
| 350 | void sde_kms_info_append(struct sde_kms_info *info, |
| 351 | const char *str); |
| 352 | |
| 353 | /** |
| 354 | * sde_kms_info_append_format - append format code string to 'sde_kms_info' |
| 355 | * Usage: |
| 356 | * sde_kms_info_start(key) |
| 357 | * sde_kms_info_append_format(fourcc, modifier) |
| 358 | * ... |
| 359 | * sde_kms_info_stop |
| 360 | * @info: Pointer to sde_kms_info structure |
| 361 | * @pixel_format: FOURCC format code |
| 362 | * @modifier: 64-bit drm format modifier |
| 363 | */ |
| 364 | void sde_kms_info_append_format(struct sde_kms_info *info, |
| 365 | uint32_t pixel_format, |
| 366 | uint64_t modifier); |
| 367 | |
| 368 | /** |
| 369 | * sde_kms_info_stop - finish adding key to 'sde_kms_info' |
| 370 | * Usage: |
| 371 | * sde_kms_info_start(key) |
| 372 | * sde_kms_info_append(val_1) |
| 373 | * ... |
| 374 | * sde_kms_info_append(val_n) |
| 375 | * sde_kms_info_stop |
| 376 | * @info: Pointer to sde_kms_info structure |
| 377 | */ |
| 378 | void sde_kms_info_stop(struct sde_kms_info *info); |
| 379 | |
| 380 | /** |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 381 | * IRQ functions |
| 382 | */ |
| 383 | int sde_irq_domain_init(struct sde_kms *sde_kms); |
| 384 | int sde_irq_domain_fini(struct sde_kms *sde_kms); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 385 | void sde_irq_preinstall(struct msm_kms *kms); |
| 386 | int sde_irq_postinstall(struct msm_kms *kms); |
| 387 | void sde_irq_uninstall(struct msm_kms *kms); |
| 388 | irqreturn_t sde_irq(struct msm_kms *kms); |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 389 | |
| 390 | /** |
| 391 | * sde_set_irqmask - IRQ helper function for writing IRQ mask |
| 392 | * to SDE HW interrupt register. |
| 393 | * @sde_kms: SDE handle |
| 394 | * @reg_off: SDE HW interrupt register offset |
| 395 | * @irqmask: IRQ mask |
| 396 | */ |
| 397 | void sde_set_irqmask( |
| 398 | struct sde_kms *sde_kms, |
| 399 | uint32_t reg_off, |
| 400 | uint32_t irqmask); |
| 401 | |
| 402 | /** |
| 403 | * sde_irq_idx_lookup - IRQ helper function for lookup irq_idx from HW |
| 404 | * interrupt mapping table. |
| 405 | * @sde_kms: SDE handle |
| 406 | * @intr_type: SDE HW interrupt type for lookup |
| 407 | * @instance_idx: SDE HW block instance defined in sde_hw_mdss.h |
| 408 | * @return: irq_idx or -EINVAL when fail to lookup |
| 409 | */ |
| 410 | int sde_irq_idx_lookup( |
| 411 | struct sde_kms *sde_kms, |
| 412 | enum sde_intr_type intr_type, |
| 413 | uint32_t instance_idx); |
| 414 | |
| 415 | /** |
| 416 | * sde_enable_irq - IRQ helper function for enabling one or more IRQs |
| 417 | * @sde_kms: SDE handle |
| 418 | * @irq_idxs: Array of irq index |
| 419 | * @irq_count: Number of irq_idx provided in the array |
| 420 | * @return: 0 for success enabling IRQ, otherwise failure |
| 421 | */ |
| 422 | int sde_enable_irq( |
| 423 | struct sde_kms *sde_kms, |
| 424 | int *irq_idxs, |
| 425 | uint32_t irq_count); |
| 426 | |
| 427 | /** |
| 428 | * sde_disable_irq - IRQ helper function for diabling one of more IRQs |
| 429 | * @sde_kms: SDE handle |
| 430 | * @irq_idxs: Array of irq index |
| 431 | * @irq_count: Number of irq_idx provided in the array |
| 432 | * @return: 0 for success disabling IRQ, otherwise failure |
| 433 | */ |
| 434 | int sde_disable_irq( |
| 435 | struct sde_kms *sde_kms, |
| 436 | int *irq_idxs, |
| 437 | uint32_t irq_count); |
| 438 | |
| 439 | /** |
Alan Kwong | 2fad18c | 2016-07-29 02:10:37 -0400 | [diff] [blame] | 440 | * sde_read_irq - IRQ helper function for reading IRQ status |
| 441 | * @sde_kms: SDE handle |
| 442 | * @irq_idx: irq index |
| 443 | * @clear: True to clear the irq after read |
| 444 | * @return: non-zero if irq detected; otherwise no irq detected |
| 445 | */ |
| 446 | u32 sde_read_irq( |
| 447 | struct sde_kms *sde_kms, |
| 448 | int irq_idx, |
| 449 | bool clear); |
| 450 | |
| 451 | /** |
Ben Chan | 78647cd | 2016-06-26 22:02:47 -0400 | [diff] [blame] | 452 | * sde_register_irq_callback - For registering callback function on IRQ |
| 453 | * interrupt |
| 454 | * @sde_kms: SDE handle |
| 455 | * @irq_idx: irq index |
| 456 | * @irq_cb: IRQ callback structure, containing callback function |
| 457 | * and argument. Passing NULL for irq_cb will unregister |
| 458 | * the callback for the given irq_idx |
| 459 | * @return: 0 for success registering callback, otherwise failure |
| 460 | */ |
| 461 | int sde_register_irq_callback( |
| 462 | struct sde_kms *sde_kms, |
| 463 | int irq_idx, |
| 464 | struct sde_irq_callback *irq_cb); |
| 465 | |
| 466 | /** |
| 467 | * sde_clear_all_irqs - Clearing all SDE IRQ interrupt status |
| 468 | * @sde_kms: SDE handle |
| 469 | */ |
| 470 | void sde_clear_all_irqs(struct sde_kms *sde_kms); |
| 471 | |
| 472 | /** |
| 473 | * sde_disable_all_irqs - Diabling all SDE IRQ interrupt |
| 474 | * @sde_kms: SDE handle |
| 475 | */ |
| 476 | void sde_disable_all_irqs(struct sde_kms *sde_kms); |
| 477 | |
| 478 | /** |
| 479 | * Vblank enable/disable functions |
| 480 | */ |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 481 | int sde_enable_vblank(struct msm_kms *kms, struct drm_crtc *crtc); |
| 482 | void sde_disable_vblank(struct msm_kms *kms, struct drm_crtc *crtc); |
| 483 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 484 | /** |
| 485 | * Plane functions |
| 486 | */ |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 487 | enum sde_sspp sde_plane_pipe(struct drm_plane *plane); |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 488 | void sde_plane_flush(struct drm_plane *plane); |
Clarence Ip | dbde983 | 2016-06-26 09:48:36 -0400 | [diff] [blame] | 489 | struct drm_plane *sde_plane_init(struct drm_device *dev, |
| 490 | uint32_t pipe, bool primary_plane); |
Clarence Ip | 7a753bb | 2016-07-07 11:47:44 -0400 | [diff] [blame] | 491 | |
| 492 | /** |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 493 | * sde_plane_wait_input_fence - wait for input fence object |
Clarence Ip | 7a753bb | 2016-07-07 11:47:44 -0400 | [diff] [blame] | 494 | * @plane: Pointer to DRM plane object |
| 495 | * @wait_ms: Wait timeout value |
| 496 | * Returns: Zero on success |
| 497 | */ |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 498 | 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] | 499 | |
| 500 | /** |
Clarence Ip | cae1bb6 | 2016-07-07 12:07:13 -0400 | [diff] [blame] | 501 | * sde_plane_color_fill - Enables color fill on plane |
Clarence Ip | cb410d4 | 2016-06-26 22:52:33 -0400 | [diff] [blame] | 502 | * @plane: Pointer to DRM plane object |
| 503 | * @color: RGB fill color value, [23..16] Blue, [15..8] Green, [7..0] Red |
| 504 | * @alpha: 8-bit fill alpha value, 255 selects 100% alpha |
| 505 | * |
| 506 | * Returns: 0 on success |
| 507 | */ |
| 508 | int sde_plane_color_fill(struct drm_plane *plane, |
| 509 | uint32_t color, uint32_t alpha); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 510 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 511 | /** |
| 512 | * CRTC functions |
| 513 | */ |
Abhijit Kulkarni | 7acb326 | 2016-07-05 15:27:25 -0400 | [diff] [blame] | 514 | int sde_crtc_vblank(struct drm_crtc *crtc, bool en); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 515 | 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] | 516 | void sde_crtc_commit_kickoff(struct drm_crtc *crtc); |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 517 | |
| 518 | /** |
| 519 | * sde_crtc_prepare_fence - callback to prepare for output fences |
| 520 | * @crtc: Pointer to drm crtc object |
| 521 | */ |
| 522 | void sde_crtc_prepare_fence(struct drm_crtc *crtc); |
| 523 | |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 524 | /** |
| 525 | * sde_crtc_init - create a new crtc object |
| 526 | * @dev: sde device |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 527 | * @plane: base plane |
| 528 | * @vblank_id: Id for reporting vblank. Id in range from 0..dev->num_crtcs. |
| 529 | * @Return: new crtc object or error |
| 530 | */ |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 531 | struct drm_crtc *sde_crtc_init(struct drm_device *dev, |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 532 | struct drm_plane *plane, |
| 533 | int vblank_id); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 534 | |
Abhijit Kulkarni | 40e3816 | 2016-06-26 22:12:09 -0400 | [diff] [blame] | 535 | /** |
Clarence Ip | 24f8066 | 2016-06-13 19:05:32 -0400 | [diff] [blame] | 536 | * sde_crtc_complete_commit - callback signalling completion of current commit |
| 537 | * @crtc: Pointer to drm crtc object |
| 538 | */ |
| 539 | void sde_crtc_complete_commit(struct drm_crtc *crtc); |
| 540 | |
| 541 | /** |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 542 | * sde_encoder_get_hw_resources - Populate table of required hardware resources |
| 543 | * @encoder: encoder pointer |
| 544 | * @hw_res: resource table to populate with encoder required resources |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 545 | * @conn_state: report hw reqs based on this proposed connector state |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 546 | */ |
Abhijit Kulkarni | 3e3e0d2 | 2016-06-24 17:56:13 -0400 | [diff] [blame] | 547 | void sde_encoder_get_hw_resources(struct drm_encoder *encoder, |
Lloyd Atkinson | 11f3444 | 2016-08-11 11:19:52 -0400 | [diff] [blame^] | 548 | struct sde_encoder_hw_resources *hw_res, |
| 549 | struct drm_connector_state *conn_state); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 550 | |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 551 | /** |
Lloyd Atkinson | e7bcdd2 | 2016-08-11 10:53:37 -0400 | [diff] [blame] | 552 | * sde_encoder_needs_ctl_start - Get whether encoder type requires ctl_start |
| 553 | * CMD and WB encoders need ctl_start, video encs do not. |
| 554 | * @encoder: encoder pointer |
| 555 | * @Return: true if the encoder type requires ctl_start issued |
| 556 | */ |
| 557 | bool sde_encoder_needs_ctl_start(struct drm_encoder *encoder); |
| 558 | |
| 559 | /** |
Lloyd Atkinson | 5d72278 | 2016-05-30 14:09:41 -0400 | [diff] [blame] | 560 | * sde_encoder_register_vblank_callback - provide callback to encoder that |
| 561 | * will be called on the next vblank. |
| 562 | * @encoder: encoder pointer |
| 563 | * @cb: callback pointer, provide NULL to deregister and disable IRQs |
| 564 | * @data: user data provided to callback |
| 565 | */ |
| 566 | void sde_encoder_register_vblank_callback(struct drm_encoder *encoder, |
| 567 | void (*cb)(void *), void *data); |
| 568 | |
| 569 | /** |
| 570 | * sde_encoder_schedule_kickoff - Register a callback with the encoder to |
| 571 | * trigger a double buffer flip of the ctl path (i.e. ctl flush and start) |
| 572 | * at the appropriate time. |
| 573 | * Immediately: if no previous commit is outstanding. |
| 574 | * Delayed: Save the callback, and return. Does not block. Callback will |
| 575 | * be triggered later. E.g. cmd encoder will trigger at pp_done irq |
| 576 | * irq if it outstanding. |
| 577 | * Callback registered is expected to flush _all_ ctl paths of the crtc |
| 578 | * @encoder: encoder pointer |
| 579 | * @cb: callback pointer, provide NULL to deregister |
| 580 | * @data: user data provided to callback |
| 581 | */ |
| 582 | void sde_encoder_schedule_kickoff(struct drm_encoder *encoder, |
| 583 | void (*cb)(void *), void *data); |
| 584 | |
| 585 | /** |
| 586 | * sde_encoder_wait_nxt_committed - Wait for hardware to have flushed the |
| 587 | * current pending frames to hardware at a vblank or ctl_start |
| 588 | * Encoders will map this differently depending on irqs |
| 589 | * vid mode -> vsync_irq |
| 590 | * @encoder: encoder pointer |
| 591 | * |
| 592 | * Return: 0 on success, -EWOULDBLOCK if already signaled, error otherwise |
| 593 | */ |
| 594 | int sde_encoder_wait_for_commit_done(struct drm_encoder *drm_encoder); |
| 595 | |
| 596 | /** |
| 597 | * sde_encoders_init - query platform, create all encoders and bridges, |
| 598 | * and register them with the drm_device |
| 599 | * @dev: drm device pointer |
| 600 | */ |
| 601 | void sde_encoders_init(struct drm_device *dev); |
Narendra Muppalla | 1b0b335 | 2015-09-29 10:16:51 -0700 | [diff] [blame] | 602 | |
| 603 | #endif /* __sde_kms_H__ */ |