Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015-2016 The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License version 2 and |
| 6 | * only version 2 as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | */ |
| 14 | |
| 15 | #define pr_fmt(fmt) "sde-wb:[%s] " fmt, __func__ |
| 16 | |
| 17 | #include <linux/jiffies.h> |
| 18 | #include <linux/debugfs.h> |
| 19 | |
| 20 | #include "sde_encoder_phys.h" |
| 21 | #include "sde_formats.h" |
| 22 | #include "sde_hw_top.h" |
| 23 | #include "sde_hw_interrupts.h" |
| 24 | #include "sde_wb.h" |
| 25 | |
| 26 | /* wait for at most 2 vsync for lowest refresh rate (24hz) */ |
| 27 | #define WAIT_TIMEOUT_MSEC 84 |
| 28 | |
| 29 | #define to_sde_encoder_phys_wb(x) \ |
| 30 | container_of(x, struct sde_encoder_phys_wb, base) |
| 31 | |
| 32 | #define DEV(phy_enc) (phy_enc->parent->dev) |
| 33 | |
| 34 | /** |
| 35 | * sde_encoder_phys_wb_get_intr_type - get interrupt type based on block mode |
| 36 | * @hw_wb: Pointer to h/w writeback driver |
| 37 | */ |
| 38 | static enum sde_intr_type sde_encoder_phys_wb_get_intr_type( |
| 39 | struct sde_hw_wb *hw_wb) |
| 40 | { |
| 41 | return (hw_wb->caps->features & BIT(SDE_WB_BLOCK_MODE)) ? |
| 42 | SDE_IRQ_TYPE_WB_ROT_COMP : SDE_IRQ_TYPE_WB_WFD_COMP; |
| 43 | } |
| 44 | |
| 45 | /** |
| 46 | * sde_encoder_phys_wb_set_traffic_shaper - set traffic shaper for writeback |
| 47 | * @phys_enc: Pointer to physical encoder |
| 48 | */ |
| 49 | static void sde_encoder_phys_wb_set_traffic_shaper( |
| 50 | struct sde_encoder_phys *phys_enc) |
| 51 | { |
| 52 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 53 | struct sde_hw_wb_cfg *wb_cfg = &wb_enc->wb_cfg; |
| 54 | |
| 55 | /* traffic shaper is only enabled for rotator */ |
| 56 | wb_cfg->ts_cfg.en = false; |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * sde_encoder_phys_setup_cdm - setup chroma down block |
| 61 | * @phys_enc: Pointer to physical encoder |
| 62 | * @fb: Pointer to output framebuffer |
| 63 | * @format: Output format |
| 64 | */ |
| 65 | void sde_encoder_phys_setup_cdm(struct sde_encoder_phys *phys_enc, |
| 66 | struct drm_framebuffer *fb, const struct sde_format *format, |
| 67 | struct sde_rect *wb_roi) |
| 68 | { |
| 69 | struct sde_hw_cdm *hw_cdm = phys_enc->hw_cdm; |
| 70 | struct sde_hw_cdm_cfg *cdm_cfg = &phys_enc->cdm_cfg; |
| 71 | int ret; |
| 72 | |
| 73 | if (!SDE_FORMAT_IS_YUV(format)) { |
| 74 | SDE_DEBUG("[cdm_disable fmt:%x]\n", |
| 75 | format->base.pixel_format); |
| 76 | |
| 77 | if (hw_cdm && hw_cdm->ops.disable) |
| 78 | hw_cdm->ops.disable(hw_cdm); |
| 79 | |
| 80 | return; |
| 81 | } |
| 82 | |
| 83 | memset(cdm_cfg, 0, sizeof(struct sde_hw_cdm_cfg)); |
| 84 | |
| 85 | cdm_cfg->output_width = wb_roi->w; |
| 86 | cdm_cfg->output_height = wb_roi->h; |
| 87 | cdm_cfg->output_fmt = format; |
| 88 | cdm_cfg->output_type = CDM_CDWN_OUTPUT_WB; |
| 89 | cdm_cfg->output_bit_depth = CDM_CDWN_OUTPUT_8BIT; |
| 90 | |
| 91 | /* enable 10 bit logic */ |
| 92 | switch (cdm_cfg->output_fmt->chroma_sample) { |
| 93 | case SDE_CHROMA_RGB: |
| 94 | cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; |
| 95 | cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; |
| 96 | break; |
| 97 | case SDE_CHROMA_H2V1: |
| 98 | cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; |
| 99 | cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; |
| 100 | break; |
| 101 | case SDE_CHROMA_420: |
| 102 | cdm_cfg->h_cdwn_type = CDM_CDWN_COSITE; |
| 103 | cdm_cfg->v_cdwn_type = CDM_CDWN_OFFSITE; |
| 104 | break; |
| 105 | case SDE_CHROMA_H1V2: |
| 106 | default: |
| 107 | SDE_ERROR("unsupported chroma sampling type\n"); |
| 108 | cdm_cfg->h_cdwn_type = CDM_CDWN_DISABLE; |
| 109 | cdm_cfg->v_cdwn_type = CDM_CDWN_DISABLE; |
| 110 | break; |
| 111 | } |
| 112 | |
| 113 | SDE_DEBUG("[cdm_enable:%d,%d,%X,%d,%d,%d,%d]\n", |
| 114 | cdm_cfg->output_width, |
| 115 | cdm_cfg->output_height, |
| 116 | cdm_cfg->output_fmt->base.pixel_format, |
| 117 | cdm_cfg->output_type, |
| 118 | cdm_cfg->output_bit_depth, |
| 119 | cdm_cfg->h_cdwn_type, |
| 120 | cdm_cfg->v_cdwn_type); |
| 121 | |
| 122 | if (hw_cdm && hw_cdm->ops.setup_cdwn) { |
| 123 | ret = hw_cdm->ops.setup_cdwn(hw_cdm, cdm_cfg); |
| 124 | if (ret < 0) { |
| 125 | SDE_ERROR("failed to setup CDM %d\n", ret); |
| 126 | return; |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | if (hw_cdm && hw_cdm->ops.enable) { |
| 131 | ret = hw_cdm->ops.enable(hw_cdm, cdm_cfg); |
| 132 | if (ret < 0) { |
| 133 | SDE_ERROR("failed to enable CDM %d\n", ret); |
| 134 | return; |
| 135 | } |
| 136 | } |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * sde_encoder_phys_wb_setup_fb - setup output framebuffer |
| 141 | * @phys_enc: Pointer to physical encoder |
| 142 | * @fb: Pointer to output framebuffer |
| 143 | * @wb_roi: Pointer to output region of interest |
| 144 | */ |
| 145 | static void sde_encoder_phys_wb_setup_fb(struct sde_encoder_phys *phys_enc, |
| 146 | struct drm_framebuffer *fb, struct sde_rect *wb_roi) |
| 147 | { |
| 148 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 149 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 150 | struct sde_hw_wb_cfg *wb_cfg = &wb_enc->wb_cfg; |
| 151 | const struct msm_format *format; |
| 152 | int ret, mmu_id; |
| 153 | |
| 154 | memset(wb_cfg, 0, sizeof(struct sde_hw_wb_cfg)); |
| 155 | |
| 156 | wb_cfg->intf_mode = INTF_MODE_WB_LINE; |
| 157 | wb_cfg->is_secure = (fb->flags & DRM_MODE_FB_SECURE) ? true : false; |
| 158 | mmu_id = (wb_cfg->is_secure) ? |
| 159 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_SECURE] : |
| 160 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE]; |
| 161 | |
| 162 | SDE_DEBUG("[fb_secure:%d]\n", wb_cfg->is_secure); |
| 163 | |
| 164 | format = msm_framebuffer_format(fb); |
| 165 | wb_cfg->dest.format = sde_get_sde_format_ext( |
| 166 | format->pixel_format, |
| 167 | fb->modifier, |
| 168 | drm_format_num_planes(fb->pixel_format)); |
| 169 | if (!wb_cfg->dest.format) { |
| 170 | /* this error should be detected during atomic_check */ |
| 171 | SDE_ERROR("failed to get format %x\n", format->pixel_format); |
| 172 | return; |
| 173 | } |
| 174 | |
| 175 | ret = sde_format_populate_layout_with_roi(mmu_id, fb, wb_roi, |
| 176 | &wb_cfg->dest); |
| 177 | if (ret) { |
| 178 | /* this error should be detected during atomic_check */ |
| 179 | SDE_DEBUG("failed to populate layout %d\n", ret); |
| 180 | return; |
| 181 | } |
| 182 | |
| 183 | if ((wb_cfg->dest.format->fetch_planes == SDE_PLANE_PLANAR) && |
| 184 | (wb_cfg->dest.format->element[0] == C1_B_Cb)) |
| 185 | swap(wb_cfg->dest.plane_addr[1], wb_cfg->dest.plane_addr[2]); |
| 186 | |
| 187 | SDE_DEBUG("[fb_offset:%8.8x,%8.8x,%8.8x,%8.8x]\n", |
| 188 | wb_cfg->dest.plane_addr[0], |
| 189 | wb_cfg->dest.plane_addr[1], |
| 190 | wb_cfg->dest.plane_addr[2], |
| 191 | wb_cfg->dest.plane_addr[3]); |
| 192 | SDE_DEBUG("[fb_stride:%8.8x,%8.8x,%8.8x,%8.8x]\n", |
| 193 | wb_cfg->dest.plane_pitch[0], |
| 194 | wb_cfg->dest.plane_pitch[1], |
| 195 | wb_cfg->dest.plane_pitch[2], |
| 196 | wb_cfg->dest.plane_pitch[3]); |
| 197 | |
| 198 | if (hw_wb->ops.setup_outformat) |
| 199 | hw_wb->ops.setup_outformat(hw_wb, wb_cfg); |
| 200 | |
| 201 | if (hw_wb->ops.setup_outaddress) |
| 202 | hw_wb->ops.setup_outaddress(hw_wb, wb_cfg); |
| 203 | } |
| 204 | |
| 205 | /** |
| 206 | * sde_encoder_phys_wb_setup_cdp - setup chroma down prefetch block |
| 207 | * @phys_enc: Pointer to physical encoder |
| 208 | */ |
| 209 | static void sde_encoder_phys_wb_setup_cdp(struct sde_encoder_phys *phys_enc) |
| 210 | { |
| 211 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 212 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 213 | struct sde_hw_intf_cfg *intf_cfg = &wb_enc->intf_cfg; |
| 214 | |
| 215 | memset(intf_cfg, 0, sizeof(struct sde_hw_intf_cfg)); |
| 216 | |
| 217 | intf_cfg->intf = SDE_NONE; |
| 218 | intf_cfg->wb = hw_wb->idx; |
| 219 | |
| 220 | if (phys_enc->hw_ctl->ops.setup_intf_cfg) |
| 221 | phys_enc->hw_ctl->ops.setup_intf_cfg(phys_enc->hw_ctl, |
| 222 | intf_cfg); |
| 223 | } |
| 224 | |
| 225 | /** |
| 226 | * sde_encoder_phys_wb_atomic_check - verify and fixup given atomic states |
| 227 | * @phys_enc: Pointer to physical encoder |
| 228 | * @crtc_state: Pointer to CRTC atomic state |
| 229 | * @conn_state: Pointer to connector atomic state |
| 230 | */ |
| 231 | static int sde_encoder_phys_wb_atomic_check( |
| 232 | struct sde_encoder_phys *phys_enc, |
| 233 | struct drm_crtc_state *crtc_state, |
| 234 | struct drm_connector_state *conn_state) |
| 235 | { |
| 236 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 237 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 238 | const struct sde_wb_cfg *wb_cfg = hw_wb->caps; |
| 239 | struct drm_framebuffer *fb; |
| 240 | const struct sde_format *fmt; |
| 241 | struct sde_rect wb_roi; |
| 242 | const struct drm_display_mode *mode = &crtc_state->mode; |
| 243 | int rc; |
| 244 | |
| 245 | SDE_DEBUG("[atomic_check:%d,%d,\"%s\",%d,%d]\n", |
| 246 | hw_wb->idx - WB_0, mode->base.id, mode->name, |
| 247 | mode->hdisplay, mode->vdisplay); |
| 248 | |
| 249 | memset(&wb_roi, 0, sizeof(struct sde_rect)); |
| 250 | |
| 251 | rc = sde_wb_connector_state_get_output_roi(conn_state, &wb_roi); |
| 252 | if (rc) { |
| 253 | SDE_ERROR("failed to get roi %d\n", rc); |
| 254 | return rc; |
| 255 | } |
| 256 | |
| 257 | SDE_DEBUG("[roi:%u,%u,%u,%u]\n", wb_roi.x, wb_roi.y, |
| 258 | wb_roi.w, wb_roi.h); |
| 259 | |
| 260 | fb = sde_wb_connector_state_get_output_fb(conn_state); |
| 261 | if (!fb) { |
| 262 | SDE_ERROR("no output framebuffer\n"); |
| 263 | return -EINVAL; |
| 264 | } |
| 265 | |
| 266 | SDE_DEBUG("[fb_id:%u][fb:%u,%u]\n", fb->base.id, |
| 267 | fb->width, fb->height); |
| 268 | |
| 269 | fmt = sde_get_sde_format_ext(fb->pixel_format, fb->modifier, |
| 270 | drm_format_num_planes(fb->pixel_format)); |
| 271 | if (!fmt) { |
| 272 | SDE_ERROR("unsupported output pixel format:%d\n", |
| 273 | fb->pixel_format); |
| 274 | return -EINVAL; |
| 275 | } |
| 276 | |
| 277 | SDE_DEBUG("[fb_fmt:%x,%llx]\n", fb->pixel_format, |
| 278 | fb->modifier[0]); |
| 279 | |
| 280 | if (SDE_FORMAT_IS_YUV(fmt) && |
| 281 | !(wb_cfg->features & BIT(SDE_WB_YUV_CONFIG))) { |
| 282 | SDE_ERROR("invalid output format %x\n", fmt->base.pixel_format); |
| 283 | return -EINVAL; |
| 284 | } |
| 285 | |
| 286 | if (SDE_FORMAT_IS_UBWC(fmt) && |
| 287 | !(wb_cfg->features & BIT(SDE_WB_UBWC_1_0))) { |
| 288 | SDE_ERROR("invalid output format %x\n", fmt->base.pixel_format); |
| 289 | return -EINVAL; |
| 290 | } |
| 291 | |
| 292 | if (wb_roi.w && wb_roi.h) { |
| 293 | if (wb_roi.w != mode->hdisplay) { |
| 294 | SDE_ERROR("invalid roi w=%d, mode w=%d\n", wb_roi.w, |
| 295 | mode->hdisplay); |
| 296 | return -EINVAL; |
| 297 | } else if (wb_roi.h != mode->vdisplay) { |
| 298 | SDE_ERROR("invalid roi h=%d, mode h=%d\n", wb_roi.h, |
| 299 | mode->vdisplay); |
| 300 | return -EINVAL; |
| 301 | } else if (wb_roi.x + wb_roi.w > fb->width) { |
| 302 | SDE_ERROR("invalid roi x=%d, w=%d, fb w=%d\n", |
| 303 | wb_roi.x, wb_roi.w, fb->width); |
| 304 | return -EINVAL; |
| 305 | } else if (wb_roi.y + wb_roi.h > fb->height) { |
| 306 | SDE_ERROR("invalid roi y=%d, h=%d, fb h=%d\n", |
| 307 | wb_roi.y, wb_roi.h, fb->height); |
| 308 | return -EINVAL; |
| 309 | } else if (wb_roi.w > wb_cfg->sblk->maxlinewidth) { |
| 310 | SDE_ERROR("invalid roi w=%d, maxlinewidth=%u\n", |
| 311 | wb_roi.w, wb_cfg->sblk->maxlinewidth); |
| 312 | return -EINVAL; |
| 313 | } |
| 314 | } else { |
| 315 | if (wb_roi.x || wb_roi.y) { |
| 316 | SDE_ERROR("invalid roi x=%d, y=%d\n", |
| 317 | wb_roi.x, wb_roi.y); |
| 318 | return -EINVAL; |
| 319 | } else if (fb->width != mode->hdisplay) { |
| 320 | SDE_ERROR("invalid fb w=%d, mode w=%d\n", fb->width, |
| 321 | mode->hdisplay); |
| 322 | return -EINVAL; |
| 323 | } else if (fb->height != mode->vdisplay) { |
| 324 | SDE_ERROR("invalid fb h=%d, mode h=%d\n", fb->height, |
| 325 | mode->vdisplay); |
| 326 | return -EINVAL; |
| 327 | } else if (fb->width > wb_cfg->sblk->maxlinewidth) { |
| 328 | SDE_ERROR("invalid fb w=%d, maxlinewidth=%u\n", |
| 329 | fb->width, wb_cfg->sblk->maxlinewidth); |
| 330 | return -EINVAL; |
| 331 | } |
| 332 | } |
| 333 | |
| 334 | return 0; |
| 335 | } |
| 336 | |
| 337 | /** |
| 338 | * sde_encoder_phys_wb_flush - flush hardware update |
| 339 | * @phys_enc: Pointer to physical encoder |
| 340 | */ |
| 341 | static void sde_encoder_phys_wb_flush(struct sde_encoder_phys *phys_enc) |
| 342 | { |
| 343 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 344 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 345 | struct sde_hw_ctl *hw_ctl = phys_enc->hw_ctl; |
| 346 | struct sde_hw_cdm *hw_cdm = phys_enc->hw_cdm; |
| 347 | u32 flush_mask = 0; |
| 348 | |
| 349 | SDE_DEBUG("[wb:%d]\n", hw_wb->idx - WB_0); |
| 350 | |
| 351 | if (hw_ctl->ops.get_bitmask_wb) |
| 352 | hw_ctl->ops.get_bitmask_wb(hw_ctl, &flush_mask, hw_wb->idx); |
| 353 | |
| 354 | if (hw_ctl->ops.get_bitmask_cdm && hw_cdm) |
| 355 | hw_ctl->ops.get_bitmask_cdm(hw_ctl, &flush_mask, hw_cdm->idx); |
| 356 | |
| 357 | if (hw_ctl->ops.update_pending_flush) |
| 358 | hw_ctl->ops.update_pending_flush(hw_ctl, flush_mask); |
| 359 | |
| 360 | SDE_DEBUG("Flushing CTL_ID %d, flush_mask %x, WB %d\n", |
| 361 | hw_ctl->idx - CTL_0, flush_mask, hw_wb->idx - WB_0); |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * sde_encoder_phys_wb_setup - setup writeback encoder |
| 366 | * @phys_enc: Pointer to physical encoder |
| 367 | */ |
| 368 | static void sde_encoder_phys_wb_setup( |
| 369 | struct sde_encoder_phys *phys_enc) |
| 370 | { |
| 371 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 372 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 373 | struct drm_display_mode mode = phys_enc->cached_mode; |
| 374 | struct drm_framebuffer *fb; |
| 375 | struct sde_rect *wb_roi = &wb_enc->wb_roi; |
| 376 | |
| 377 | SDE_DEBUG("[mode_set:%d,%d,\"%s\",%d,%d]\n", |
| 378 | hw_wb->idx - WB_0, mode.base.id, mode.name, |
| 379 | mode.hdisplay, mode.vdisplay); |
| 380 | |
| 381 | memset(wb_roi, 0, sizeof(struct sde_rect)); |
| 382 | |
| 383 | fb = sde_wb_get_output_fb(wb_enc->wb_dev); |
| 384 | if (!fb) { |
| 385 | SDE_DEBUG("no output framebuffer\n"); |
| 386 | return; |
| 387 | } |
| 388 | |
| 389 | SDE_DEBUG("[fb_id:%u][fb:%u,%u]\n", fb->base.id, |
| 390 | fb->width, fb->height); |
| 391 | |
| 392 | sde_wb_get_output_roi(wb_enc->wb_dev, wb_roi); |
| 393 | if (wb_roi->w == 0 || wb_roi->h == 0) { |
| 394 | wb_roi->x = 0; |
| 395 | wb_roi->y = 0; |
| 396 | wb_roi->w = fb->width; |
| 397 | wb_roi->h = fb->height; |
| 398 | } |
| 399 | |
| 400 | SDE_DEBUG("[roi:%u,%u,%u,%u]\n", wb_roi->x, wb_roi->y, |
| 401 | wb_roi->w, wb_roi->h); |
| 402 | |
| 403 | wb_enc->wb_fmt = sde_get_sde_format_ext(fb->pixel_format, fb->modifier, |
| 404 | drm_format_num_planes(fb->pixel_format)); |
| 405 | if (!wb_enc->wb_fmt) { |
| 406 | SDE_ERROR("unsupported output pixel format: %d\n", |
| 407 | fb->pixel_format); |
| 408 | return; |
| 409 | } |
| 410 | |
| 411 | SDE_DEBUG("[fb_fmt:%x,%llx]\n", fb->pixel_format, |
| 412 | fb->modifier[0]); |
| 413 | |
| 414 | sde_encoder_phys_wb_set_traffic_shaper(phys_enc); |
| 415 | |
| 416 | sde_encoder_phys_setup_cdm(phys_enc, fb, wb_enc->wb_fmt, wb_roi); |
| 417 | |
| 418 | sde_encoder_phys_wb_setup_fb(phys_enc, fb, wb_roi); |
| 419 | |
| 420 | sde_encoder_phys_wb_setup_cdp(phys_enc); |
| 421 | } |
| 422 | |
| 423 | /** |
| 424 | * sde_encoder_phys_wb_unregister_irq - unregister writeback interrupt handler |
| 425 | * @phys_enc: Pointer to physical encoder |
| 426 | */ |
| 427 | static int sde_encoder_phys_wb_unregister_irq( |
| 428 | struct sde_encoder_phys *phys_enc) |
| 429 | { |
| 430 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 431 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 432 | |
| 433 | if (wb_enc->bypass_irqreg) |
| 434 | return 0; |
| 435 | |
| 436 | sde_disable_irq(phys_enc->sde_kms, &wb_enc->irq_idx, 1); |
| 437 | sde_register_irq_callback(phys_enc->sde_kms, wb_enc->irq_idx, NULL); |
| 438 | |
| 439 | SDE_DEBUG("un-register IRQ for wb %d, irq_idx=%d\n", |
| 440 | hw_wb->idx - WB_0, |
| 441 | wb_enc->irq_idx); |
| 442 | |
| 443 | return 0; |
| 444 | } |
| 445 | |
| 446 | /** |
| 447 | * sde_encoder_phys_wb_done_irq - writeback interrupt handler |
| 448 | * @arg: Pointer to writeback encoder |
| 449 | * @irq_idx: interrupt index |
| 450 | */ |
| 451 | static void sde_encoder_phys_wb_done_irq(void *arg, int irq_idx) |
| 452 | { |
| 453 | struct sde_encoder_phys_wb *wb_enc = arg; |
| 454 | struct sde_encoder_phys *phys_enc = &wb_enc->base; |
| 455 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 456 | |
| 457 | SDE_DEBUG("[wb:%d,%u]\n", hw_wb->idx - WB_0, |
| 458 | wb_enc->frame_count); |
| 459 | |
| 460 | complete_all(&wb_enc->wbdone_complete); |
| 461 | |
| 462 | phys_enc->parent_ops.handle_vblank_virt(phys_enc->parent); |
| 463 | } |
| 464 | |
| 465 | /** |
| 466 | * sde_encoder_phys_wb_register_irq - register writeback interrupt handler |
| 467 | * @phys_enc: Pointer to physical encoder |
| 468 | */ |
| 469 | static int sde_encoder_phys_wb_register_irq(struct sde_encoder_phys *phys_enc) |
| 470 | { |
| 471 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 472 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 473 | struct sde_irq_callback irq_cb; |
| 474 | enum sde_intr_type intr_type; |
| 475 | int ret = 0; |
| 476 | |
| 477 | if (wb_enc->bypass_irqreg) |
| 478 | return 0; |
| 479 | |
| 480 | intr_type = sde_encoder_phys_wb_get_intr_type(hw_wb); |
| 481 | wb_enc->irq_idx = sde_irq_idx_lookup(phys_enc->sde_kms, |
| 482 | intr_type, hw_wb->idx); |
| 483 | if (wb_enc->irq_idx < 0) { |
| 484 | SDE_ERROR( |
| 485 | "failed to lookup IRQ index for WB_DONE with wb=%d\n", |
| 486 | hw_wb->idx - WB_0); |
| 487 | return -EINVAL; |
| 488 | } |
| 489 | |
| 490 | irq_cb.func = sde_encoder_phys_wb_done_irq; |
| 491 | irq_cb.arg = wb_enc; |
| 492 | ret = sde_register_irq_callback(phys_enc->sde_kms, wb_enc->irq_idx, |
| 493 | &irq_cb); |
| 494 | if (ret) { |
| 495 | SDE_ERROR("failed to register IRQ callback WB_DONE\n"); |
| 496 | return ret; |
| 497 | } |
| 498 | |
| 499 | ret = sde_enable_irq(phys_enc->sde_kms, &wb_enc->irq_idx, 1); |
| 500 | if (ret) { |
| 501 | SDE_ERROR( |
| 502 | "failed to enable IRQ for WB_DONE, wb %d, irq_idx=%d\n", |
| 503 | hw_wb->idx - WB_0, |
| 504 | wb_enc->irq_idx); |
| 505 | wb_enc->irq_idx = -EINVAL; |
| 506 | |
| 507 | /* Unregister callback on IRQ enable failure */ |
| 508 | sde_register_irq_callback(phys_enc->sde_kms, wb_enc->irq_idx, |
| 509 | NULL); |
| 510 | return ret; |
| 511 | } |
| 512 | |
| 513 | SDE_DEBUG("registered IRQ for wb %d, irq_idx=%d\n", |
| 514 | hw_wb->idx - WB_0, |
| 515 | wb_enc->irq_idx); |
| 516 | |
| 517 | return ret; |
| 518 | } |
| 519 | |
| 520 | /** |
| 521 | * sde_encoder_phys_wb_mode_set - set display mode |
| 522 | * @phys_enc: Pointer to physical encoder |
| 523 | * @mode: Pointer to requested display mode |
| 524 | * @adj_mode: Pointer to adjusted display mode |
| 525 | */ |
| 526 | static void sde_encoder_phys_wb_mode_set( |
| 527 | struct sde_encoder_phys *phys_enc, |
| 528 | struct drm_display_mode *mode, |
| 529 | struct drm_display_mode *adj_mode) |
| 530 | { |
| 531 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 532 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 533 | |
| 534 | phys_enc->cached_mode = *adj_mode; |
| 535 | |
| 536 | SDE_DEBUG("[mode_set_cache:%d,%d,\"%s\",%d,%d]\n", |
| 537 | hw_wb->idx - WB_0, mode->base.id, |
| 538 | mode->name, mode->hdisplay, mode->vdisplay); |
| 539 | } |
| 540 | |
| 541 | /** |
| 542 | * sde_encoder_phys_wb_control_vblank_irq - Control vblank interrupt |
| 543 | * @phys_enc: Pointer to physical encoder |
| 544 | * @enable: Enable interrupt |
| 545 | */ |
| 546 | static int sde_encoder_phys_wb_control_vblank_irq( |
| 547 | struct sde_encoder_phys *phys_enc, |
| 548 | bool enable) |
| 549 | { |
| 550 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 551 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 552 | int ret = 0; |
| 553 | |
| 554 | SDE_DEBUG("[wb:%d,%d]\n", hw_wb->idx - WB_0, enable); |
| 555 | |
| 556 | if (enable) |
| 557 | ret = sde_encoder_phys_wb_register_irq(phys_enc); |
| 558 | else |
| 559 | ret = sde_encoder_phys_wb_unregister_irq(phys_enc); |
| 560 | |
| 561 | if (ret) |
| 562 | SDE_ERROR("control vblank irq error %d, enable %d\n", ret, |
| 563 | enable); |
| 564 | |
| 565 | return ret; |
| 566 | } |
| 567 | |
| 568 | /** |
| 569 | * sde_encoder_phys_wb_wait_for_commit_done - wait until request is committed |
| 570 | * @phys_enc: Pointer to physical encoder |
| 571 | */ |
| 572 | static int sde_encoder_phys_wb_wait_for_commit_done( |
| 573 | struct sde_encoder_phys *phys_enc) |
| 574 | { |
| 575 | unsigned long ret; |
| 576 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 577 | u32 irq_status; |
| 578 | u64 wb_time = 0; |
| 579 | int rc = 0; |
| 580 | |
| 581 | /* Return EWOULDBLOCK since we know the wait isn't necessary */ |
| 582 | if (WARN_ON(phys_enc->enable_state != SDE_ENC_ENABLED)) |
| 583 | return -EWOULDBLOCK; |
| 584 | |
| 585 | MSM_EVT(DEV(phys_enc), wb_enc->frame_count, 0); |
| 586 | |
| 587 | ret = wait_for_completion_timeout(&wb_enc->wbdone_complete, |
| 588 | msecs_to_jiffies(wb_enc->wbdone_timeout)); |
| 589 | |
| 590 | if (!ret) { |
| 591 | MSM_EVT(DEV(phys_enc), wb_enc->frame_count, 0); |
| 592 | |
| 593 | irq_status = sde_read_irq(phys_enc->sde_kms, |
| 594 | wb_enc->irq_idx, true); |
| 595 | if (irq_status) { |
| 596 | SDE_DEBUG("wb:%d done but irq not triggered\n", |
| 597 | wb_enc->wb_dev->wb_idx - WB_0); |
| 598 | sde_encoder_phys_wb_done_irq(wb_enc, wb_enc->irq_idx); |
| 599 | } else { |
| 600 | SDE_ERROR("wb:%d kickoff timed out\n", |
| 601 | wb_enc->wb_dev->wb_idx - WB_0); |
| 602 | rc = -ETIMEDOUT; |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | sde_encoder_phys_wb_unregister_irq(phys_enc); |
| 607 | |
| 608 | if (!rc) |
| 609 | wb_enc->end_time = ktime_get(); |
| 610 | |
| 611 | /* once operation is done, disable traffic shaper */ |
| 612 | if (wb_enc->wb_cfg.ts_cfg.en && wb_enc->hw_wb && |
| 613 | wb_enc->hw_wb->ops.setup_trafficshaper) { |
| 614 | wb_enc->wb_cfg.ts_cfg.en = false; |
| 615 | wb_enc->hw_wb->ops.setup_trafficshaper( |
| 616 | wb_enc->hw_wb, &wb_enc->wb_cfg); |
| 617 | } |
| 618 | |
| 619 | /* remove vote for iommu/clk/bus */ |
| 620 | wb_enc->frame_count++; |
| 621 | |
| 622 | if (!rc) { |
| 623 | wb_time = (u64)ktime_to_us(wb_enc->end_time) - |
| 624 | (u64)ktime_to_us(wb_enc->start_time); |
| 625 | SDE_DEBUG("wb:%d took %llu us\n", |
| 626 | wb_enc->wb_dev->wb_idx - WB_0, wb_time); |
| 627 | } |
| 628 | |
| 629 | MSM_EVT(DEV(phys_enc), wb_enc->frame_count, wb_time); |
| 630 | |
| 631 | return rc; |
| 632 | } |
| 633 | |
| 634 | /** |
| 635 | * sde_encoder_phys_wb_prepare_for_kickoff - pre-kickoff processing |
| 636 | * @phys_enc: Pointer to physical encoder |
| 637 | * @need_to_wait: Wait for next submission |
| 638 | */ |
| 639 | static void sde_encoder_phys_wb_prepare_for_kickoff( |
| 640 | struct sde_encoder_phys *phys_enc, |
| 641 | bool *need_to_wait) |
| 642 | { |
| 643 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 644 | int ret; |
| 645 | |
| 646 | SDE_DEBUG("[wb:%d,%u]\n", wb_enc->hw_wb->idx - WB_0, |
| 647 | wb_enc->kickoff_count); |
| 648 | |
| 649 | *need_to_wait = false; |
| 650 | |
| 651 | reinit_completion(&wb_enc->wbdone_complete); |
| 652 | |
| 653 | ret = sde_encoder_phys_wb_register_irq(phys_enc); |
| 654 | if (ret) { |
| 655 | SDE_ERROR("failed to register irq %d\n", ret); |
| 656 | return; |
| 657 | } |
| 658 | |
| 659 | wb_enc->kickoff_count++; |
| 660 | |
| 661 | /* set OT limit & enable traffic shaper */ |
| 662 | sde_encoder_phys_wb_setup(phys_enc); |
| 663 | |
| 664 | sde_encoder_phys_wb_flush(phys_enc); |
| 665 | |
| 666 | /* vote for iommu/clk/bus */ |
| 667 | wb_enc->start_time = ktime_get(); |
| 668 | |
| 669 | MSM_EVT(DEV(phys_enc), *need_to_wait, wb_enc->kickoff_count); |
| 670 | } |
| 671 | |
| 672 | /** |
| 673 | * sde_encoder_phys_wb_handle_post_kickoff - post-kickoff processing |
| 674 | * @phys_enc: Pointer to physical encoder |
| 675 | */ |
| 676 | static void sde_encoder_phys_wb_handle_post_kickoff( |
| 677 | struct sde_encoder_phys *phys_enc) |
| 678 | { |
| 679 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 680 | |
| 681 | SDE_DEBUG("[wb:%d]\n", wb_enc->hw_wb->idx - WB_0); |
| 682 | |
| 683 | MSM_EVT(DEV(phys_enc), 0, 0); |
| 684 | } |
| 685 | |
| 686 | /** |
| 687 | * sde_encoder_phys_wb_enable - enable writeback encoder |
| 688 | * @phys_enc: Pointer to physical encoder |
| 689 | */ |
| 690 | static void sde_encoder_phys_wb_enable(struct sde_encoder_phys *phys_enc) |
| 691 | { |
| 692 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 693 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 694 | struct drm_connector *connector; |
| 695 | |
| 696 | SDE_DEBUG("[wb:%d]\n", hw_wb->idx - WB_0); |
| 697 | |
| 698 | /* find associated writeback connector */ |
| 699 | drm_for_each_connector(connector, phys_enc->parent->dev) { |
| 700 | if (connector->encoder == phys_enc->parent) |
| 701 | break; |
| 702 | } |
| 703 | if (!connector || connector->encoder != phys_enc->parent) { |
| 704 | SDE_ERROR("failed to find writeback connector\n"); |
| 705 | return; |
| 706 | } |
| 707 | wb_enc->wb_dev = sde_wb_connector_get_wb(connector); |
| 708 | |
| 709 | phys_enc->enable_state = SDE_ENC_ENABLED; |
| 710 | } |
| 711 | |
| 712 | /** |
| 713 | * sde_encoder_phys_wb_disable - disable writeback encoder |
| 714 | * @phys_enc: Pointer to physical encoder |
| 715 | */ |
| 716 | static void sde_encoder_phys_wb_disable(struct sde_encoder_phys *phys_enc) |
| 717 | { |
| 718 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 719 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 720 | |
| 721 | SDE_DEBUG("[wb:%d]\n", hw_wb->idx - WB_0); |
| 722 | |
| 723 | if (phys_enc->enable_state == SDE_ENC_DISABLED) { |
| 724 | SDE_ERROR("encoder is already disabled\n"); |
| 725 | return; |
| 726 | } |
| 727 | |
| 728 | if (wb_enc->frame_count != wb_enc->kickoff_count) { |
| 729 | SDE_DEBUG("[wait_for_done: wb:%d, frame:%u, kickoff:%u]\n", |
| 730 | hw_wb->idx - WB_0, wb_enc->frame_count, |
| 731 | wb_enc->kickoff_count); |
| 732 | sde_encoder_phys_wb_wait_for_commit_done(phys_enc); |
| 733 | } |
| 734 | |
| 735 | phys_enc->enable_state = SDE_ENC_DISABLED; |
| 736 | } |
| 737 | |
| 738 | /** |
| 739 | * sde_encoder_phys_wb_get_hw_resources - get hardware resources |
| 740 | * @phys_enc: Pointer to physical encoder |
| 741 | * @hw_res: Pointer to encoder resources |
| 742 | */ |
| 743 | static void sde_encoder_phys_wb_get_hw_resources( |
| 744 | struct sde_encoder_phys *phys_enc, |
| 745 | struct sde_encoder_hw_resources *hw_res) |
| 746 | { |
| 747 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 748 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 749 | const struct sde_hw_res_map *hw_res_map; |
| 750 | |
| 751 | SDE_DEBUG("[wb:%d]\n", hw_wb->idx - WB_0); |
| 752 | |
| 753 | hw_res->wbs[hw_wb->idx] = INTF_MODE_WB_LINE; |
| 754 | |
| 755 | /* |
| 756 | * Validate if we want to use the default map |
| 757 | * defaults should not be in use, |
| 758 | * otherwise signal/return failure |
| 759 | */ |
| 760 | hw_res_map = sde_rm_get_res_map(phys_enc->sde_kms, |
| 761 | SDE_NONE, hw_wb->idx); |
| 762 | if (IS_ERR_OR_NULL(hw_res_map)) { |
| 763 | SDE_ERROR("failed to get hw_res_map: %ld\n", |
| 764 | PTR_ERR(hw_res_map)); |
| 765 | return; |
| 766 | } |
| 767 | |
| 768 | /* |
| 769 | * cached ctl_idx at init time, shouldn't we use that? |
| 770 | */ |
| 771 | hw_res->ctls[hw_res_map->ctl] = true; |
| 772 | } |
| 773 | |
| 774 | #ifdef CONFIG_DEBUG_FS |
| 775 | /** |
| 776 | * sde_encoder_phys_wb_init_debugfs - initialize writeback encoder debugfs |
| 777 | * @phys_enc: Pointer to physical encoder |
| 778 | * @sde_kms: Pointer to SDE KMS object |
| 779 | */ |
| 780 | static int sde_encoder_phys_wb_init_debugfs( |
| 781 | struct sde_encoder_phys *phys_enc, struct sde_kms *kms) |
| 782 | { |
| 783 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 784 | |
| 785 | if (!phys_enc || !kms || !wb_enc->hw_wb) |
| 786 | return -EINVAL; |
| 787 | |
| 788 | snprintf(wb_enc->wb_name, ARRAY_SIZE(wb_enc->wb_name), "encoder_wb%d", |
| 789 | wb_enc->hw_wb->idx - WB_0); |
| 790 | |
| 791 | wb_enc->debugfs_root = |
| 792 | debugfs_create_dir(wb_enc->wb_name, |
| 793 | sde_debugfs_get_root(kms)); |
| 794 | if (!wb_enc->debugfs_root) { |
| 795 | SDE_ERROR("failed to create debugfs\n"); |
| 796 | return -ENOMEM; |
| 797 | } |
| 798 | |
| 799 | if (!debugfs_create_u32("wbdone_timeout", 0644, |
| 800 | wb_enc->debugfs_root, &wb_enc->wbdone_timeout)) { |
| 801 | SDE_ERROR("failed to create debugfs/wbdone_timeout\n"); |
| 802 | return -ENOMEM; |
| 803 | } |
| 804 | |
| 805 | if (!debugfs_create_u32("bypass_irqreg", 0644, |
| 806 | wb_enc->debugfs_root, &wb_enc->bypass_irqreg)) { |
| 807 | SDE_ERROR("failed to create debugfs/bypass_irqreg\n"); |
| 808 | return -ENOMEM; |
| 809 | } |
| 810 | |
| 811 | return 0; |
| 812 | } |
| 813 | |
| 814 | /** |
| 815 | * sde_encoder_phys_wb_destroy_debugfs - destroy writeback encoder debugfs |
| 816 | * @phys_enc: Pointer to physical encoder |
| 817 | */ |
| 818 | static void sde_encoder_phys_wb_destroy_debugfs( |
| 819 | struct sde_encoder_phys *phys_enc) |
| 820 | { |
| 821 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 822 | |
| 823 | if (!phys_enc) |
| 824 | return; |
| 825 | |
| 826 | debugfs_remove_recursive(wb_enc->debugfs_root); |
| 827 | } |
| 828 | #else |
| 829 | static void sde_encoder_phys_wb_init_debugfs( |
| 830 | struct sde_encoder_phys *phys_enc, struct sde_kms *kms) |
| 831 | { |
| 832 | } |
| 833 | static void sde_encoder_phys_wb_destroy_debugfs( |
| 834 | struct sde_encoder_phys *phys_enc) |
| 835 | { |
| 836 | } |
| 837 | #endif |
| 838 | |
| 839 | /** |
| 840 | * sde_encoder_phys_wb_destroy - destroy writeback encoder |
| 841 | * @phys_enc: Pointer to physical encoder |
| 842 | */ |
| 843 | static void sde_encoder_phys_wb_destroy(struct sde_encoder_phys *phys_enc) |
| 844 | { |
| 845 | struct sde_encoder_phys_wb *wb_enc = to_sde_encoder_phys_wb(phys_enc); |
| 846 | struct sde_hw_wb *hw_wb = wb_enc->hw_wb; |
| 847 | |
| 848 | SDE_DEBUG("[wb:%d]\n", hw_wb->idx - WB_0); |
| 849 | |
| 850 | if (!phys_enc) |
| 851 | return; |
| 852 | |
| 853 | sde_encoder_phys_wb_destroy_debugfs(phys_enc); |
| 854 | |
| 855 | if (phys_enc->hw_ctl) |
| 856 | sde_rm_release_ctl_path(phys_enc->sde_kms, |
| 857 | phys_enc->hw_ctl->idx); |
| 858 | if (phys_enc->hw_cdm) |
| 859 | sde_rm_release_cdm_path(phys_enc->sde_kms, |
| 860 | phys_enc->hw_cdm->idx); |
| 861 | if (hw_wb) |
| 862 | sde_hw_wb_destroy(hw_wb); |
| 863 | if (phys_enc->hw_mdptop) |
| 864 | sde_hw_mdp_destroy(phys_enc->hw_mdptop); |
| 865 | |
| 866 | kfree(wb_enc); |
| 867 | } |
| 868 | |
| 869 | /** |
| 870 | * sde_encoder_phys_wb_init_ops - initialize writeback operations |
| 871 | * @ops: Pointer to encoder operation table |
| 872 | */ |
| 873 | static void sde_encoder_phys_wb_init_ops(struct sde_encoder_phys_ops *ops) |
| 874 | { |
| 875 | ops->mode_set = sde_encoder_phys_wb_mode_set; |
| 876 | ops->enable = sde_encoder_phys_wb_enable; |
| 877 | ops->disable = sde_encoder_phys_wb_disable; |
| 878 | ops->destroy = sde_encoder_phys_wb_destroy; |
| 879 | ops->atomic_check = sde_encoder_phys_wb_atomic_check; |
| 880 | ops->get_hw_resources = sde_encoder_phys_wb_get_hw_resources; |
| 881 | ops->control_vblank_irq = sde_encoder_phys_wb_control_vblank_irq; |
| 882 | ops->wait_for_commit_done = sde_encoder_phys_wb_wait_for_commit_done; |
| 883 | ops->prepare_for_kickoff = sde_encoder_phys_wb_prepare_for_kickoff; |
| 884 | ops->handle_post_kickoff = sde_encoder_phys_wb_handle_post_kickoff; |
| 885 | } |
| 886 | |
| 887 | /** |
| 888 | * sde_encoder_phys_wb_init - initialize writeback encoder |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 889 | * @init: Pointer to init info structure with initialization params |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 890 | */ |
| 891 | struct sde_encoder_phys *sde_encoder_phys_wb_init( |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 892 | struct sde_enc_phys_init_params *p) |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 893 | { |
| 894 | struct sde_encoder_phys *phys_enc; |
| 895 | struct sde_encoder_phys_wb *wb_enc; |
| 896 | struct sde_hw_mdp *hw_mdp; |
| 897 | int ret = 0; |
| 898 | |
| 899 | SDE_DEBUG("\n"); |
| 900 | |
| 901 | wb_enc = kzalloc(sizeof(*wb_enc), GFP_KERNEL); |
| 902 | if (!wb_enc) { |
| 903 | ret = -ENOMEM; |
| 904 | goto fail_alloc; |
| 905 | } |
| 906 | wb_enc->irq_idx = -EINVAL; |
| 907 | wb_enc->wbdone_timeout = WAIT_TIMEOUT_MSEC; |
| 908 | init_completion(&wb_enc->wbdone_complete); |
| 909 | |
| 910 | phys_enc = &wb_enc->base; |
| 911 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 912 | if (p->sde_kms->vbif[VBIF_NRT]) { |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 913 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE] = |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 914 | p->sde_kms->mmu_id[MSM_SMMU_DOMAIN_NRT_UNSECURE]; |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 915 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_SECURE] = |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 916 | p->sde_kms->mmu_id[MSM_SMMU_DOMAIN_NRT_SECURE]; |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 917 | } else { |
| 918 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_UNSECURE] = |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 919 | p->sde_kms->mmu_id[MSM_SMMU_DOMAIN_UNSECURE]; |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 920 | wb_enc->mmu_id[SDE_IOMMU_DOMAIN_SECURE] = |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 921 | p->sde_kms->mmu_id[MSM_SMMU_DOMAIN_SECURE]; |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 922 | } |
| 923 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 924 | hw_mdp = sde_hw_mdptop_init(MDP_TOP, p->sde_kms->mmio, |
| 925 | p->sde_kms->catalog); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 926 | if (IS_ERR_OR_NULL(hw_mdp)) { |
| 927 | ret = PTR_ERR(hw_mdp); |
| 928 | SDE_ERROR("failed to init hw_top: %d\n", ret); |
| 929 | goto fail_mdp_init; |
| 930 | } |
| 931 | phys_enc->hw_mdptop = hw_mdp; |
| 932 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 933 | if (p->wb_idx != SDE_NONE) { |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 934 | struct sde_hw_wb *hw_wb; |
| 935 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 936 | hw_wb = sde_hw_wb_init(p->wb_idx, p->sde_kms->mmio, |
| 937 | p->sde_kms->catalog, phys_enc->hw_mdptop); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 938 | if (IS_ERR_OR_NULL(hw_wb)) { |
| 939 | ret = PTR_ERR(hw_wb); |
| 940 | SDE_ERROR("failed to init hw_wb%d: %d\n", |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 941 | p->wb_idx - WB_0, ret); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 942 | goto fail_wb_init; |
| 943 | } |
| 944 | wb_enc->hw_wb = hw_wb; |
| 945 | } else { |
| 946 | ret = -EINVAL; |
| 947 | SDE_ERROR("invalid wb_idx\n"); |
| 948 | goto fail_wb_check; |
| 949 | } |
| 950 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 951 | if (p->cdm_idx != SDE_NONE) { |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 952 | struct sde_hw_cdm *hw_cdm; |
| 953 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 954 | SDE_DEBUG("Acquiring CDM %d\n", p->cdm_idx - CDM_0); |
| 955 | hw_cdm = sde_rm_acquire_cdm_path(p->sde_kms, p->cdm_idx, |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 956 | phys_enc->hw_mdptop); |
| 957 | if (IS_ERR_OR_NULL(hw_cdm)) { |
| 958 | ret = PTR_ERR(hw_cdm); |
| 959 | SDE_ERROR("failed to init hw_cdm%d: %d\n", |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 960 | p->cdm_idx - CDM_0, ret); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 961 | goto fail_cdm_init; |
| 962 | } |
| 963 | phys_enc->hw_cdm = hw_cdm; |
| 964 | } |
| 965 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 966 | if (p->ctl_idx != SDE_NONE) { |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 967 | struct sde_hw_ctl *hw_ctl; |
| 968 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 969 | SDE_DEBUG("Acquiring CTL %d\n", p->ctl_idx - CTL_0); |
| 970 | hw_ctl = sde_rm_acquire_ctl_path(p->sde_kms, p->ctl_idx); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 971 | if (IS_ERR_OR_NULL(hw_ctl)) { |
| 972 | ret = PTR_ERR(hw_ctl); |
| 973 | SDE_ERROR("failed to init hw_ctl%d: %d\n", |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 974 | p->ctl_idx - CTL_0, ret); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 975 | goto fail_ctl_init; |
| 976 | } |
| 977 | phys_enc->hw_ctl = hw_ctl; |
| 978 | } else { |
| 979 | ret = -EINVAL; |
| 980 | SDE_ERROR("invalid ctl_idx\n"); |
| 981 | goto fail_ctl_check; |
| 982 | } |
| 983 | |
| 984 | sde_encoder_phys_wb_init_ops(&phys_enc->ops); |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 985 | phys_enc->parent = p->parent; |
| 986 | phys_enc->parent_ops = p->parent_ops; |
| 987 | phys_enc->sde_kms = p->sde_kms; |
| 988 | phys_enc->split_role = p->split_role; |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 989 | spin_lock_init(&phys_enc->spin_lock); |
| 990 | |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 991 | ret = sde_encoder_phys_wb_init_debugfs(phys_enc, p->sde_kms); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 992 | if (ret) { |
| 993 | SDE_ERROR("failed to init debugfs %d\n", ret); |
| 994 | goto fail_debugfs_init; |
| 995 | } |
| 996 | |
| 997 | SDE_DEBUG("Created sde_encoder_phys_wb for wb %d\n", |
| 998 | wb_enc->hw_wb->idx - WB_0); |
| 999 | |
| 1000 | return phys_enc; |
| 1001 | |
| 1002 | fail_debugfs_init: |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 1003 | sde_rm_release_ctl_path(p->sde_kms, p->ctl_idx); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 1004 | fail_ctl_init: |
| 1005 | fail_ctl_check: |
Lloyd Atkinson | 6ef6cb5 | 2016-07-06 11:49:18 -0400 | [diff] [blame^] | 1006 | sde_rm_release_cdm_path(p->sde_kms, p->cdm_idx); |
Alan Kwong | bb27c09 | 2016-07-20 16:41:25 -0400 | [diff] [blame] | 1007 | fail_cdm_init: |
| 1008 | sde_hw_wb_destroy(wb_enc->hw_wb); |
| 1009 | fail_wb_init: |
| 1010 | fail_wb_check: |
| 1011 | sde_hw_mdp_destroy(phys_enc->hw_mdptop); |
| 1012 | fail_mdp_init: |
| 1013 | kfree(wb_enc); |
| 1014 | fail_alloc: |
| 1015 | return ERR_PTR(ret); |
| 1016 | } |
| 1017 | |