Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1 | /* Copyright (c) 2007, 2013-2014, 2016-2018, The Linux Foundation. All rights reserved. |
| 2 | * Copyright (C) 2007 Google Incorporated |
| 3 | * |
| 4 | * This software is licensed under the terms of the GNU General Public |
| 5 | * License version 2, as published by the Free Software Foundation, and |
| 6 | * may be copied, distributed, and modified under those terms. |
| 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 | #include <linux/file.h> |
| 15 | #include <linux/io.h> |
| 16 | #include <linux/kernel.h> |
| 17 | #include <linux/major.h> |
| 18 | #include <linux/slab.h> |
| 19 | #include <linux/types.h> |
| 20 | #include <linux/uaccess.h> |
| 21 | #include <linux/sched.h> |
| 22 | #include <linux/mutex.h> |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 23 | #include "linux/proc_fs.h" |
| 24 | #include <linux/delay.h> |
Krishna Manikandan | 7ef5b5c | 2018-04-27 17:09:41 +0530 | [diff] [blame] | 25 | #include <linux/fence.h> |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 26 | |
| 27 | #include "mdss_fb.h" |
| 28 | #include "mdp3_ppp.h" |
| 29 | #include "mdp3_hwio.h" |
| 30 | #include "mdp3.h" |
| 31 | #include "mdss_debug.h" |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 32 | #include "mdss_sync.h" |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 33 | |
| 34 | #define MDP_IS_IMGTYPE_BAD(x) ((x) >= MDP_IMGTYPE_LIMIT) |
| 35 | #define MDP_RELEASE_BW_TIMEOUT 50 |
| 36 | |
| 37 | #define MDP_PPP_MAX_BPP 4 |
| 38 | #define MDP_PPP_DYNAMIC_FACTOR 3 |
| 39 | #define MDP_PPP_MAX_READ_WRITE 3 |
| 40 | #define MDP_PPP_MAX_WIDTH 0xFFF |
| 41 | #define ENABLE_SOLID_FILL 0x2 |
| 42 | #define DISABLE_SOLID_FILL 0x0 |
| 43 | #define BLEND_LATENCY 3 |
| 44 | #define CSC_LATENCY 1 |
| 45 | |
| 46 | #define YUV_BW_FUDGE_NUM 10 |
| 47 | #define YUV_BW_FUDGE_DEN 10 |
| 48 | |
| 49 | struct ppp_resource ppp_res; |
| 50 | |
| 51 | static const bool valid_fmt[MDP_IMGTYPE_LIMIT] = { |
| 52 | [MDP_RGB_565] = true, |
| 53 | [MDP_BGR_565] = true, |
| 54 | [MDP_RGB_888] = true, |
| 55 | [MDP_BGR_888] = true, |
| 56 | [MDP_BGRA_8888] = true, |
| 57 | [MDP_RGBA_8888] = true, |
| 58 | [MDP_ARGB_8888] = true, |
| 59 | [MDP_XRGB_8888] = true, |
| 60 | [MDP_RGBX_8888] = true, |
| 61 | [MDP_Y_CRCB_H2V2] = true, |
| 62 | [MDP_Y_CBCR_H2V2] = true, |
| 63 | [MDP_Y_CBCR_H2V2_ADRENO] = true, |
| 64 | [MDP_Y_CBCR_H2V2_VENUS] = true, |
| 65 | [MDP_YCRYCB_H2V1] = true, |
| 66 | [MDP_Y_CBCR_H2V1] = true, |
| 67 | [MDP_Y_CRCB_H2V1] = true, |
| 68 | [MDP_BGRX_8888] = true, |
| 69 | }; |
| 70 | |
| 71 | #define MAX_LIST_WINDOW 16 |
| 72 | #define MDP3_PPP_MAX_LIST_REQ 8 |
| 73 | |
| 74 | struct blit_req_list { |
| 75 | int count; |
| 76 | struct mdp_blit_req req_list[MAX_LIST_WINDOW]; |
| 77 | struct mdp3_img_data src_data[MAX_LIST_WINDOW]; |
| 78 | struct mdp3_img_data dst_data[MAX_LIST_WINDOW]; |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 79 | struct mdss_fence *acq_fen[MDP_MAX_FENCE_FD]; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 80 | u32 acq_fen_cnt; |
| 81 | int cur_rel_fen_fd; |
| 82 | struct sync_pt *cur_rel_sync_pt; |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 83 | struct mdss_fence *cur_rel_fence; |
| 84 | struct mdss_fence *last_rel_fence; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 85 | }; |
| 86 | |
| 87 | struct blit_req_queue { |
| 88 | struct blit_req_list req[MDP3_PPP_MAX_LIST_REQ]; |
| 89 | int count; |
| 90 | int push_idx; |
| 91 | int pop_idx; |
| 92 | }; |
| 93 | |
| 94 | struct ppp_status { |
| 95 | bool wait_for_pop; |
| 96 | struct completion ppp_comp; |
| 97 | struct completion pop_q_comp; |
| 98 | struct mutex req_mutex; /* Protect request queue */ |
| 99 | struct mutex config_ppp_mutex; /* Only one client configure register */ |
| 100 | struct msm_fb_data_type *mfd; |
| 101 | |
| 102 | struct kthread_work blit_work; |
| 103 | struct kthread_worker kworker; |
| 104 | struct task_struct *blit_thread; |
| 105 | struct blit_req_queue req_q; |
| 106 | |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 107 | struct mdss_timeline *timeline; |
| 108 | |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 109 | int timeline_value; |
| 110 | |
| 111 | struct timer_list free_bw_timer; |
| 112 | struct work_struct free_bw_work; |
| 113 | bool bw_update; |
| 114 | bool bw_on; |
| 115 | u32 mdp_clk; |
| 116 | }; |
| 117 | |
| 118 | static struct ppp_status *ppp_stat; |
| 119 | static bool is_blit_optimization_possible(struct blit_req_list *req, int indx); |
| 120 | |
| 121 | static inline u64 fudge_factor(u64 val, u32 numer, u32 denom) |
| 122 | { |
| 123 | u64 result = (val * (u64)numer); |
| 124 | |
| 125 | do_div(result, denom); |
| 126 | return result; |
| 127 | } |
| 128 | |
| 129 | int ppp_get_bpp(uint32_t format, uint32_t fb_format) |
| 130 | { |
| 131 | int bpp = -EINVAL; |
| 132 | |
| 133 | if (format == MDP_FB_FORMAT) |
| 134 | format = fb_format; |
| 135 | |
| 136 | bpp = ppp_bpp(format); |
| 137 | if (bpp <= 0) |
| 138 | pr_err("%s incorrect format %d\n", __func__, format); |
| 139 | return bpp; |
| 140 | } |
| 141 | |
| 142 | int mdp3_ppp_get_img(struct mdp_img *img, struct mdp_blit_req *req, |
| 143 | struct mdp3_img_data *data) |
| 144 | { |
| 145 | struct msmfb_data fb_data; |
| 146 | uint32_t stride; |
| 147 | int bpp = ppp_bpp(img->format); |
| 148 | |
| 149 | if (bpp <= 0) { |
| 150 | pr_err("%s incorrect format %d\n", __func__, img->format); |
| 151 | return -EINVAL; |
| 152 | } |
| 153 | |
| 154 | if (img->width > MDP_PPP_MAX_WIDTH) { |
| 155 | pr_err("%s incorrect width %d\n", __func__, img->width); |
| 156 | return -EINVAL; |
| 157 | } |
| 158 | |
| 159 | fb_data.flags = img->priv; |
| 160 | fb_data.memory_id = img->memory_id; |
| 161 | fb_data.offset = 0; |
| 162 | |
| 163 | stride = img->width * bpp; |
| 164 | data->padding = 16 * stride; |
| 165 | |
| 166 | return mdp3_get_img(&fb_data, data, MDP3_CLIENT_PPP); |
| 167 | } |
| 168 | |
| 169 | /* Check format */ |
| 170 | int mdp3_ppp_verify_fmt(struct mdp_blit_req *req) |
| 171 | { |
| 172 | if (MDP_IS_IMGTYPE_BAD(req->src.format) || |
| 173 | MDP_IS_IMGTYPE_BAD(req->dst.format)) { |
| 174 | pr_err("%s: Color format out of range\n", __func__); |
| 175 | return -EINVAL; |
| 176 | } |
| 177 | |
| 178 | if (!valid_fmt[req->src.format] || |
| 179 | !valid_fmt[req->dst.format]) { |
| 180 | pr_err("%s: Color format not supported\n", __func__); |
| 181 | return -EINVAL; |
| 182 | } |
| 183 | return 0; |
| 184 | } |
| 185 | |
| 186 | /* Check resolution */ |
| 187 | int mdp3_ppp_verify_res(struct mdp_blit_req *req) |
| 188 | { |
| 189 | if ((req->src.width == 0) || (req->src.height == 0) || |
| 190 | (req->src_rect.w == 0) || (req->src_rect.h == 0) || |
| 191 | (req->dst.width == 0) || (req->dst.height == 0) || |
| 192 | (req->dst_rect.w == 0) || (req->dst_rect.h == 0)) { |
| 193 | pr_err("%s: Height/width can't be 0\n", __func__); |
| 194 | return -EINVAL; |
| 195 | } |
| 196 | |
| 197 | if (((req->src_rect.x + req->src_rect.w) > req->src.width) || |
| 198 | ((req->src_rect.y + req->src_rect.h) > req->src.height)) { |
Arun kumar | 162db22 | 2018-05-09 17:28:40 +0530 | [diff] [blame] | 199 | pr_err("%s: src roi (x=%d,y=%d,w=%d, h=%d) WxH(%dx%d)\n", |
| 200 | __func__, req->src_rect.x, req->src_rect.y, |
| 201 | req->src_rect.w, req->src_rect.h, req->src.width, |
| 202 | req->src.height); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 203 | pr_err("%s: src roi larger than boundary\n", __func__); |
| 204 | return -EINVAL; |
| 205 | } |
| 206 | |
| 207 | if (((req->dst_rect.x + req->dst_rect.w) > req->dst.width) || |
| 208 | ((req->dst_rect.y + req->dst_rect.h) > req->dst.height)) { |
Arun kumar | 162db22 | 2018-05-09 17:28:40 +0530 | [diff] [blame] | 209 | pr_err("%s: dst roi (x=%d,y=%d,w=%d, h=%d) WxH(%dx%d)\n", |
| 210 | __func__, req->dst_rect.x, req->dst_rect.y, |
| 211 | req->dst_rect.w, req->dst_rect.h, req->dst.width, |
| 212 | req->dst.height); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 213 | pr_err("%s: dst roi larger than boundary\n", __func__); |
| 214 | return -EINVAL; |
| 215 | } |
| 216 | return 0; |
| 217 | } |
| 218 | |
| 219 | /* scaling range check */ |
| 220 | int mdp3_ppp_verify_scale(struct mdp_blit_req *req) |
| 221 | { |
| 222 | u32 src_width, src_height, dst_width, dst_height; |
| 223 | |
| 224 | src_width = req->src_rect.w; |
| 225 | src_height = req->src_rect.h; |
| 226 | |
| 227 | if (req->flags & MDP_ROT_90) { |
| 228 | dst_width = req->dst_rect.h; |
| 229 | dst_height = req->dst_rect.w; |
| 230 | } else { |
| 231 | dst_width = req->dst_rect.w; |
| 232 | dst_height = req->dst_rect.h; |
| 233 | } |
| 234 | |
| 235 | switch (req->dst.format) { |
| 236 | case MDP_Y_CRCB_H2V2: |
| 237 | case MDP_Y_CBCR_H2V2: |
| 238 | src_width = (src_width / 2) * 2; |
| 239 | src_height = (src_height / 2) * 2; |
| 240 | dst_width = (dst_width / 2) * 2; |
| 241 | dst_height = (dst_height / 2) * 2; |
| 242 | break; |
| 243 | |
| 244 | case MDP_Y_CRCB_H2V1: |
| 245 | case MDP_Y_CBCR_H2V1: |
| 246 | case MDP_YCRYCB_H2V1: |
| 247 | src_width = (src_width / 2) * 2; |
| 248 | dst_width = (dst_width / 2) * 2; |
| 249 | break; |
| 250 | |
| 251 | default: |
| 252 | break; |
| 253 | } |
| 254 | |
| 255 | if (((MDP_SCALE_Q_FACTOR * dst_width) / src_width > |
| 256 | MDP_MAX_X_SCALE_FACTOR) |
| 257 | || ((MDP_SCALE_Q_FACTOR * dst_width) / src_width < |
| 258 | MDP_MIN_X_SCALE_FACTOR)) { |
| 259 | pr_err("%s: x req scale factor beyond capability\n", __func__); |
| 260 | return -EINVAL; |
| 261 | } |
| 262 | |
| 263 | if (((MDP_SCALE_Q_FACTOR * dst_height) / src_height > |
| 264 | MDP_MAX_Y_SCALE_FACTOR) |
| 265 | || ((MDP_SCALE_Q_FACTOR * dst_height) / src_height < |
| 266 | MDP_MIN_Y_SCALE_FACTOR)) { |
| 267 | pr_err("%s: y req scale factor beyond capability\n", __func__); |
| 268 | return -EINVAL; |
| 269 | } |
| 270 | return 0; |
| 271 | } |
| 272 | |
| 273 | /* operation check */ |
| 274 | int mdp3_ppp_verify_op(struct mdp_blit_req *req) |
| 275 | { |
| 276 | /* |
| 277 | * MDP_DEINTERLACE & MDP_SHARPENING Flags are not valid for MDP3 |
| 278 | * so using them together for MDP_SMART_BLIT. |
| 279 | */ |
| 280 | if ((req->flags & MDP_SMART_BLIT) == MDP_SMART_BLIT) |
| 281 | return 0; |
| 282 | if (req->flags & MDP_DEINTERLACE) { |
| 283 | pr_err("\n%s(): deinterlace not supported", __func__); |
| 284 | return -EINVAL; |
| 285 | } |
| 286 | |
| 287 | if (req->flags & MDP_SHARPENING) { |
| 288 | pr_err("\n%s(): sharpening not supported", __func__); |
| 289 | return -EINVAL; |
| 290 | } |
| 291 | return 0; |
| 292 | } |
| 293 | |
| 294 | int mdp3_ppp_verify_req(struct mdp_blit_req *req) |
| 295 | { |
| 296 | int rc; |
| 297 | |
| 298 | if (req == NULL) { |
| 299 | pr_err("%s: req == null\n", __func__); |
| 300 | return -EINVAL; |
| 301 | } |
| 302 | |
| 303 | rc = mdp3_ppp_verify_fmt(req); |
| 304 | rc |= mdp3_ppp_verify_res(req); |
| 305 | rc |= mdp3_ppp_verify_scale(req); |
| 306 | rc |= mdp3_ppp_verify_op(req); |
| 307 | |
| 308 | return rc; |
| 309 | } |
| 310 | |
| 311 | int mdp3_ppp_pipe_wait(void) |
| 312 | { |
| 313 | int ret = 1; |
| 314 | |
| 315 | /* |
| 316 | * wait 200 ms for ppp operation to complete before declaring |
| 317 | * the MDP hung |
| 318 | */ |
| 319 | ret = wait_for_completion_timeout( |
| 320 | &ppp_stat->ppp_comp, msecs_to_jiffies(200)); |
| 321 | if (!ret) |
| 322 | pr_err("%s: Timed out waiting for the MDP.\n", |
| 323 | __func__); |
| 324 | |
| 325 | return ret; |
| 326 | } |
| 327 | |
| 328 | uint32_t mdp3_calc_tpval(struct ppp_img_desc *img, uint32_t old_tp) |
| 329 | { |
| 330 | uint32_t tpVal; |
| 331 | uint8_t plane_tp; |
| 332 | |
| 333 | tpVal = 0; |
| 334 | if ((img->color_fmt == MDP_RGB_565) |
| 335 | || (img->color_fmt == MDP_BGR_565)) { |
| 336 | /* transparent color conversion into 24 bpp */ |
| 337 | plane_tp = (uint8_t) ((old_tp & 0xF800) >> 11); |
| 338 | tpVal |= ((plane_tp << 3) | ((plane_tp & 0x1C) >> 2)) << 16; |
| 339 | plane_tp = (uint8_t) (old_tp & 0x1F); |
| 340 | tpVal |= ((plane_tp << 3) | ((plane_tp & 0x1C) >> 2)) << 8; |
| 341 | |
| 342 | plane_tp = (uint8_t) ((old_tp & 0x7E0) >> 5); |
| 343 | tpVal |= ((plane_tp << 2) | ((plane_tp & 0x30) >> 4)); |
| 344 | } else { |
| 345 | /* 24bit RGB to RBG conversion */ |
| 346 | tpVal = (old_tp & 0xFF00) >> 8; |
| 347 | tpVal |= (old_tp & 0xFF) << 8; |
| 348 | tpVal |= (old_tp & 0xFF0000); |
| 349 | } |
| 350 | |
| 351 | return tpVal; |
| 352 | } |
| 353 | |
| 354 | static void mdp3_ppp_intr_handler(int type, void *arg) |
| 355 | { |
| 356 | complete(&ppp_stat->ppp_comp); |
| 357 | } |
| 358 | |
| 359 | static int mdp3_ppp_callback_setup(void) |
| 360 | { |
| 361 | int rc; |
| 362 | struct mdp3_intr_cb ppp_done_cb = { |
| 363 | .cb = mdp3_ppp_intr_handler, |
| 364 | .data = NULL, |
| 365 | }; |
| 366 | |
| 367 | rc = mdp3_set_intr_callback(MDP3_PPP_DONE, &ppp_done_cb); |
| 368 | return rc; |
| 369 | } |
| 370 | |
| 371 | void mdp3_ppp_kickoff(void) |
| 372 | { |
| 373 | init_completion(&ppp_stat->ppp_comp); |
| 374 | mdp3_irq_enable(MDP3_PPP_DONE); |
| 375 | ppp_enable(); |
| 376 | ATRACE_BEGIN("mdp3_wait_for_ppp_comp"); |
| 377 | mdp3_ppp_pipe_wait(); |
| 378 | ATRACE_END("mdp3_wait_for_ppp_comp"); |
| 379 | mdp3_irq_disable(MDP3_PPP_DONE); |
| 380 | } |
| 381 | |
| 382 | struct bpp_info { |
| 383 | int bpp_num; |
| 384 | int bpp_den; |
| 385 | int bpp_pln; |
| 386 | }; |
| 387 | |
| 388 | int mdp3_get_bpp_info(int format, struct bpp_info *bpp) |
| 389 | { |
| 390 | int rc = 0; |
| 391 | |
| 392 | switch (format) { |
| 393 | case MDP_RGB_565: |
| 394 | case MDP_BGR_565: |
| 395 | bpp->bpp_num = 2; |
| 396 | bpp->bpp_den = 1; |
| 397 | bpp->bpp_pln = 2; |
| 398 | break; |
| 399 | case MDP_RGB_888: |
| 400 | case MDP_BGR_888: |
| 401 | bpp->bpp_num = 3; |
| 402 | bpp->bpp_den = 1; |
| 403 | bpp->bpp_pln = 3; |
| 404 | break; |
| 405 | case MDP_BGRA_8888: |
| 406 | case MDP_RGBA_8888: |
| 407 | case MDP_ARGB_8888: |
| 408 | case MDP_XRGB_8888: |
| 409 | case MDP_RGBX_8888: |
| 410 | case MDP_BGRX_8888: |
| 411 | bpp->bpp_num = 4; |
| 412 | bpp->bpp_den = 1; |
| 413 | bpp->bpp_pln = 4; |
| 414 | break; |
| 415 | case MDP_Y_CRCB_H2V2: |
| 416 | case MDP_Y_CBCR_H2V2: |
| 417 | case MDP_Y_CBCR_H2V2_ADRENO: |
| 418 | case MDP_Y_CBCR_H2V2_VENUS: |
| 419 | bpp->bpp_num = 3; |
| 420 | bpp->bpp_den = 2; |
| 421 | bpp->bpp_pln = 1; |
| 422 | break; |
| 423 | case MDP_Y_CBCR_H2V1: |
| 424 | case MDP_Y_CRCB_H2V1: |
| 425 | bpp->bpp_num = 2; |
| 426 | bpp->bpp_den = 1; |
| 427 | bpp->bpp_pln = 1; |
| 428 | break; |
| 429 | case MDP_YCRYCB_H2V1: |
| 430 | bpp->bpp_num = 2; |
| 431 | bpp->bpp_den = 1; |
| 432 | bpp->bpp_pln = 2; |
| 433 | break; |
| 434 | default: |
| 435 | rc = -EINVAL; |
| 436 | } |
| 437 | return rc; |
| 438 | } |
| 439 | |
| 440 | bool mdp3_is_blend(struct mdp_blit_req *req) |
| 441 | { |
| 442 | if ((req->transp_mask != MDP_TRANSP_NOP) || |
| 443 | (req->alpha < MDP_ALPHA_NOP) || |
| 444 | (req->src.format == MDP_ARGB_8888) || |
| 445 | (req->src.format == MDP_BGRA_8888) || |
| 446 | (req->src.format == MDP_RGBA_8888)) |
| 447 | return true; |
| 448 | return false; |
| 449 | } |
| 450 | |
| 451 | bool mdp3_is_scale(struct mdp_blit_req *req) |
| 452 | { |
| 453 | if (req->flags & MDP_ROT_90) { |
| 454 | if (req->src_rect.w != req->dst_rect.h || |
| 455 | req->src_rect.h != req->dst_rect.w) |
| 456 | return true; |
| 457 | } else { |
| 458 | if (req->src_rect.h != req->dst_rect.h || |
| 459 | req->src_rect.w != req->dst_rect.w) |
| 460 | return true; |
| 461 | } |
| 462 | return false; |
| 463 | } |
| 464 | |
| 465 | u32 mdp3_clk_calc(struct msm_fb_data_type *mfd, |
| 466 | struct blit_req_list *lreq, u32 fps) |
| 467 | { |
| 468 | int i, lcount = 0; |
| 469 | struct mdp_blit_req *req; |
| 470 | u64 mdp_clk_rate = 0; |
| 471 | u32 scale_x = 0, scale_y = 0, scale = 0; |
| 472 | u32 blend_l, csc_l; |
| 473 | |
| 474 | lcount = lreq->count; |
| 475 | |
| 476 | blend_l = 100 * BLEND_LATENCY; |
| 477 | csc_l = 100 * CSC_LATENCY; |
| 478 | |
| 479 | for (i = 0; i < lcount; i++) { |
| 480 | req = &(lreq->req_list[i]); |
| 481 | |
| 482 | if (req->flags & MDP_SMART_BLIT) |
| 483 | continue; |
| 484 | |
| 485 | if (mdp3_is_scale(req)) { |
| 486 | if (req->flags & MDP_ROT_90) { |
| 487 | scale_x = 100 * req->src_rect.h / |
| 488 | req->dst_rect.w; |
| 489 | scale_y = 100 * req->src_rect.w / |
| 490 | req->dst_rect.h; |
| 491 | } else { |
| 492 | scale_x = 100 * req->src_rect.w / |
| 493 | req->dst_rect.w; |
| 494 | scale_y = 100 * req->src_rect.h / |
| 495 | req->dst_rect.h; |
| 496 | } |
| 497 | scale = max(scale_x, scale_y); |
| 498 | } |
| 499 | scale = scale >= 100 ? scale : 100; |
| 500 | if (mdp3_is_blend(req)) |
| 501 | scale = max(scale, blend_l); |
| 502 | |
| 503 | if (!check_if_rgb(req->src.format)) |
| 504 | scale = max(scale, csc_l); |
| 505 | |
| 506 | mdp_clk_rate += (req->src_rect.w * req->src_rect.h * |
| 507 | scale / 100) * fps; |
| 508 | } |
| 509 | mdp_clk_rate += (ppp_res.solid_fill_pixel * fps); |
| 510 | mdp_clk_rate = fudge_factor(mdp_clk_rate, |
| 511 | CLK_FUDGE_NUM, CLK_FUDGE_DEN); |
| 512 | pr_debug("mdp_clk_rate for ppp = %llu\n", mdp_clk_rate); |
| 513 | mdp_clk_rate = mdp3_clk_round_off(mdp_clk_rate); |
| 514 | |
| 515 | return mdp_clk_rate; |
| 516 | } |
| 517 | |
| 518 | u64 mdp3_adjust_scale_factor(struct mdp_blit_req *req, u32 bw_req, int bpp) |
| 519 | { |
| 520 | int src_h, src_w; |
| 521 | int dst_h, dst_w; |
| 522 | |
| 523 | src_h = req->src_rect.h; |
| 524 | src_w = req->src_rect.w; |
| 525 | |
| 526 | dst_h = req->dst_rect.h; |
| 527 | dst_w = req->dst_rect.w; |
| 528 | |
| 529 | if ((!(req->flags & MDP_ROT_90) && src_h == dst_h && |
| 530 | src_w == dst_w) || ((req->flags & MDP_ROT_90) && |
| 531 | src_h == dst_w && src_w == dst_h)) |
| 532 | return bw_req; |
| 533 | |
| 534 | bw_req = (bw_req + (bw_req * dst_h) / (4 * src_h)); |
| 535 | bw_req = (bw_req + (bw_req * dst_w) / (4 * src_w) + |
| 536 | (bw_req * dst_w) / (bpp * src_w)); |
| 537 | return bw_req; |
| 538 | } |
| 539 | |
| 540 | int mdp3_calc_ppp_res(struct msm_fb_data_type *mfd, |
| 541 | struct blit_req_list *lreq) |
| 542 | { |
| 543 | struct mdss_panel_info *panel_info = mfd->panel_info; |
| 544 | int i, lcount = 0; |
Arun kumar | db96281 | 2018-05-30 16:31:52 +0530 | [diff] [blame] | 545 | int frame_rate = DEFAULT_FRAME_RATE; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 546 | struct mdp_blit_req *req; |
| 547 | struct bpp_info bpp; |
| 548 | u64 old_solid_fill_pixel = 0; |
| 549 | u64 new_solid_fill_pixel = 0; |
| 550 | u64 src_read_bw = 0; |
| 551 | u32 bg_read_bw = 0; |
| 552 | u32 dst_write_bw = 0; |
| 553 | u64 honest_ppp_ab = 0; |
| 554 | u32 fps = 0; |
| 555 | int smart_blit_fg_indx = -1; |
| 556 | u32 smart_blit_bg_read_bw = 0; |
| 557 | |
| 558 | ATRACE_BEGIN(__func__); |
| 559 | lcount = lreq->count; |
Arun kumar | db96281 | 2018-05-30 16:31:52 +0530 | [diff] [blame] | 560 | frame_rate = mdss_panel_get_framerate(panel_info, FPS_RESOLUTION_HZ); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 561 | if (lcount == 0) { |
| 562 | pr_err("Blit with request count 0, continue to recover!!!\n"); |
| 563 | ATRACE_END(__func__); |
| 564 | return 0; |
| 565 | } |
| 566 | if (lreq->req_list[0].flags & MDP_SOLID_FILL) { |
| 567 | req = &(lreq->req_list[0]); |
| 568 | mdp3_get_bpp_info(req->dst.format, &bpp); |
| 569 | old_solid_fill_pixel = ppp_res.solid_fill_pixel; |
| 570 | new_solid_fill_pixel = req->dst_rect.w * req->dst_rect.h; |
| 571 | ppp_res.solid_fill_pixel += new_solid_fill_pixel; |
| 572 | ppp_res.solid_fill_byte += req->dst_rect.w * req->dst_rect.h * |
| 573 | bpp.bpp_num / bpp.bpp_den; |
| 574 | if ((old_solid_fill_pixel >= new_solid_fill_pixel) || |
| 575 | (mdp3_res->solid_fill_vote_en)) { |
| 576 | pr_debug("Last fill pixels are higher or fill_en %d\n", |
| 577 | mdp3_res->solid_fill_vote_en); |
| 578 | ATRACE_END(__func__); |
| 579 | return 0; |
| 580 | } |
| 581 | } |
| 582 | |
| 583 | for (i = 0; i < lcount; i++) { |
| 584 | /* Set Smart blit flag before BW calculation */ |
| 585 | is_blit_optimization_possible(lreq, i); |
| 586 | req = &(lreq->req_list[i]); |
| 587 | |
Arun kumar | db96281 | 2018-05-30 16:31:52 +0530 | [diff] [blame] | 588 | if (req->fps > 0 && req->fps <= frame_rate) { |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 589 | if (fps == 0) |
| 590 | fps = req->fps; |
| 591 | else |
Arun kumar | db96281 | 2018-05-30 16:31:52 +0530 | [diff] [blame] | 592 | fps = frame_rate; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 593 | } |
| 594 | |
| 595 | mdp3_get_bpp_info(req->src.format, &bpp); |
| 596 | if (lreq->req_list[i].flags & MDP_SMART_BLIT) { |
| 597 | /* |
| 598 | * Flag for smart blit FG layer index |
| 599 | * If blit request at index "n" has |
| 600 | * MDP_SMART_BLIT flag set then it will be used as BG |
| 601 | * layer in smart blit and request at index "n+1" |
| 602 | * will be used as FG layer |
| 603 | */ |
| 604 | smart_blit_fg_indx = i + 1; |
| 605 | bg_read_bw = req->src_rect.w * req->src_rect.h * |
| 606 | bpp.bpp_num / bpp.bpp_den; |
| 607 | bg_read_bw = mdp3_adjust_scale_factor(req, |
| 608 | bg_read_bw, bpp.bpp_pln); |
| 609 | /* Cache read BW of smart blit BG layer */ |
| 610 | smart_blit_bg_read_bw = bg_read_bw; |
| 611 | } else { |
| 612 | src_read_bw = req->src_rect.w * req->src_rect.h * |
| 613 | bpp.bpp_num / bpp.bpp_den; |
| 614 | src_read_bw = mdp3_adjust_scale_factor(req, |
| 615 | src_read_bw, bpp.bpp_pln); |
| 616 | if (!(check_if_rgb(req->src.format))) { |
| 617 | src_read_bw = fudge_factor(src_read_bw, |
| 618 | YUV_BW_FUDGE_NUM, |
| 619 | YUV_BW_FUDGE_DEN); |
| 620 | } |
| 621 | mdp3_get_bpp_info(req->dst.format, &bpp); |
| 622 | |
| 623 | if (smart_blit_fg_indx == i) { |
| 624 | bg_read_bw = smart_blit_bg_read_bw; |
| 625 | smart_blit_fg_indx = -1; |
| 626 | } else { |
| 627 | if ((req->transp_mask != MDP_TRANSP_NOP) || |
| 628 | (req->alpha < MDP_ALPHA_NOP) || |
| 629 | (req->src.format == MDP_ARGB_8888) || |
| 630 | (req->src.format == MDP_BGRA_8888) || |
| 631 | (req->src.format == MDP_RGBA_8888)) { |
| 632 | bg_read_bw = req->dst_rect.w * |
| 633 | req->dst_rect.h * |
| 634 | bpp.bpp_num / bpp.bpp_den; |
| 635 | bg_read_bw = mdp3_adjust_scale_factor( |
| 636 | req, bg_read_bw, |
| 637 | bpp.bpp_pln); |
| 638 | } else { |
| 639 | bg_read_bw = 0; |
| 640 | } |
| 641 | } |
| 642 | dst_write_bw = req->dst_rect.w * req->dst_rect.h * |
| 643 | bpp.bpp_num / bpp.bpp_den; |
| 644 | honest_ppp_ab += (src_read_bw + bg_read_bw + |
| 645 | dst_write_bw); |
| 646 | } |
| 647 | } |
| 648 | |
| 649 | if (fps == 0) |
Arun kumar | db96281 | 2018-05-30 16:31:52 +0530 | [diff] [blame] | 650 | fps = frame_rate; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 651 | |
| 652 | if (lreq->req_list[0].flags & MDP_SOLID_FILL) { |
| 653 | honest_ppp_ab = ppp_res.solid_fill_byte * 4; |
| 654 | pr_debug("solid fill honest_ppp_ab %llu\n", honest_ppp_ab); |
| 655 | } else { |
| 656 | honest_ppp_ab += ppp_res.solid_fill_byte; |
| 657 | mdp3_res->solid_fill_vote_en = true; |
| 658 | } |
| 659 | |
| 660 | honest_ppp_ab = honest_ppp_ab * fps; |
| 661 | if (honest_ppp_ab != ppp_res.next_ab) { |
| 662 | ppp_res.next_ab = honest_ppp_ab; |
| 663 | ppp_res.next_ib = honest_ppp_ab; |
| 664 | ppp_stat->bw_update = true; |
| 665 | pr_debug("solid fill ab = %llx, total ab = %llx ", |
| 666 | (ppp_res.solid_fill_byte * fps), honest_ppp_ab); |
| 667 | pr_debug("(%d fps) Solid_fill_vote %d\n", |
| 668 | fps, mdp3_res->solid_fill_vote_en); |
| 669 | ATRACE_INT("mdp3_ppp_bus_quota", honest_ppp_ab); |
| 670 | } |
| 671 | ppp_res.clk_rate = mdp3_clk_calc(mfd, lreq, fps); |
| 672 | ATRACE_INT("mdp3_ppp_clk_rate", ppp_res.clk_rate); |
| 673 | ATRACE_END(__func__); |
| 674 | return 0; |
| 675 | } |
| 676 | |
| 677 | int mdp3_ppp_turnon(struct msm_fb_data_type *mfd, int on_off) |
| 678 | { |
| 679 | uint64_t ab = 0, ib = 0; |
| 680 | int rate = 0; |
| 681 | int rc; |
| 682 | |
| 683 | if (on_off) { |
| 684 | rate = ppp_res.clk_rate; |
| 685 | ab = ppp_res.next_ab; |
| 686 | ib = ppp_res.next_ib; |
| 687 | } |
| 688 | mdp3_clk_set_rate(MDP3_CLK_MDP_SRC, rate, MDP3_CLIENT_PPP); |
| 689 | rc = mdp3_res_update(on_off, 0, MDP3_CLIENT_PPP); |
| 690 | if (rc < 0) { |
| 691 | pr_err("%s: mdp3_clk_enable failed\n", __func__); |
| 692 | return rc; |
| 693 | } |
| 694 | rc = mdp3_bus_scale_set_quota(MDP3_CLIENT_PPP, ab, ib); |
| 695 | if (rc < 0) { |
| 696 | mdp3_res_update(!on_off, 0, MDP3_CLIENT_PPP); |
| 697 | pr_err("%s: scale_set_quota failed\n", __func__); |
| 698 | return rc; |
| 699 | } |
| 700 | ppp_stat->bw_on = on_off; |
| 701 | ppp_stat->mdp_clk = MDP_CORE_CLK_RATE_SVS; |
| 702 | ppp_stat->bw_update = false; |
| 703 | return 0; |
| 704 | } |
| 705 | |
| 706 | void mdp3_start_ppp(struct ppp_blit_op *blit_op) |
| 707 | { |
| 708 | /* Wait for the pipe to clear */ |
| 709 | if (MDP3_REG_READ(MDP3_REG_DISPLAY_STATUS) & |
| 710 | MDP3_PPP_ACTIVE) { |
| 711 | pr_err("ppp core is hung up on previous request\n"); |
| 712 | return; |
| 713 | } |
| 714 | config_ppp_op_mode(blit_op); |
| 715 | if (blit_op->solid_fill) { |
| 716 | MDP3_REG_WRITE(0x10138, 0x10000000); |
| 717 | MDP3_REG_WRITE(0x1014c, 0xffffffff); |
| 718 | MDP3_REG_WRITE(0x101b8, 0); |
| 719 | MDP3_REG_WRITE(0x101bc, 0); |
| 720 | MDP3_REG_WRITE(0x1013c, 0); |
| 721 | MDP3_REG_WRITE(0x10140, 0); |
| 722 | MDP3_REG_WRITE(0x10144, 0); |
| 723 | MDP3_REG_WRITE(0x10148, 0); |
| 724 | MDP3_REG_WRITE(MDP3_TFETCH_FILL_COLOR, |
| 725 | blit_op->solid_fill_color); |
| 726 | MDP3_REG_WRITE(MDP3_TFETCH_SOLID_FILL, |
| 727 | ENABLE_SOLID_FILL); |
| 728 | } else { |
| 729 | MDP3_REG_WRITE(MDP3_TFETCH_SOLID_FILL, |
| 730 | DISABLE_SOLID_FILL); |
| 731 | } |
| 732 | /* Skip PPP kickoff for SMART_BLIT BG layer */ |
| 733 | if (blit_op->mdp_op & MDPOP_SMART_BLIT) |
| 734 | pr_debug("Skip mdp3_ppp_kickoff\n"); |
| 735 | else |
| 736 | mdp3_ppp_kickoff(); |
| 737 | |
| 738 | if (!(blit_op->solid_fill)) { |
| 739 | ppp_res.solid_fill_pixel = 0; |
| 740 | ppp_res.solid_fill_byte = 0; |
| 741 | } |
| 742 | } |
| 743 | |
| 744 | static int solid_fill_workaround(struct mdp_blit_req *req, |
| 745 | struct ppp_blit_op *blit_op) |
| 746 | { |
| 747 | /* Make width 2 when there is a solid fill of width 1, and make |
| 748 | * sure width does not become zero while trying to avoid odd width |
| 749 | */ |
| 750 | if (blit_op->dst.roi.width == 1) { |
| 751 | if (req->dst_rect.x + 2 > req->dst.width) { |
| 752 | pr_err("%s: Unable to handle solid fill of width 1", |
| 753 | __func__); |
| 754 | return -EINVAL; |
| 755 | } |
| 756 | blit_op->dst.roi.width = 2; |
| 757 | } |
| 758 | if (blit_op->src.roi.width == 1) { |
| 759 | if (req->src_rect.x + 2 > req->src.width) { |
| 760 | pr_err("%s: Unable to handle solid fill of width 1", |
| 761 | __func__); |
| 762 | return -EINVAL; |
| 763 | } |
| 764 | blit_op->src.roi.width = 2; |
| 765 | } |
| 766 | |
| 767 | /* Avoid odd width, as it could hang ppp during solid fill */ |
| 768 | blit_op->dst.roi.width = (blit_op->dst.roi.width / 2) * 2; |
| 769 | blit_op->src.roi.width = (blit_op->src.roi.width / 2) * 2; |
| 770 | |
| 771 | /* Set src format to RGBX, to avoid ppp hang issues */ |
| 772 | blit_op->src.color_fmt = MDP_RGBX_8888; |
| 773 | |
| 774 | /* Avoid RGBA format, as it could hang ppp during solid fill */ |
| 775 | if (blit_op->dst.color_fmt == MDP_RGBA_8888) |
| 776 | blit_op->dst.color_fmt = MDP_RGBX_8888; |
| 777 | return 0; |
| 778 | } |
| 779 | |
| 780 | static int mdp3_ppp_process_req(struct ppp_blit_op *blit_op, |
| 781 | struct mdp_blit_req *req, struct mdp3_img_data *src_data, |
| 782 | struct mdp3_img_data *dst_data) |
| 783 | { |
| 784 | unsigned long srcp0_start, srcp0_len, dst_start, dst_len; |
| 785 | uint32_t dst_width, dst_height; |
| 786 | int ret = 0; |
| 787 | |
| 788 | srcp0_start = (unsigned long) src_data->addr; |
| 789 | srcp0_len = (unsigned long) src_data->len; |
| 790 | dst_start = (unsigned long) dst_data->addr; |
| 791 | dst_len = (unsigned long) dst_data->len; |
| 792 | |
| 793 | blit_op->dst.prop.width = req->dst.width; |
| 794 | blit_op->dst.prop.height = req->dst.height; |
| 795 | |
| 796 | blit_op->dst.color_fmt = req->dst.format; |
| 797 | blit_op->dst.p0 = (void *) dst_start; |
| 798 | blit_op->dst.p0 += req->dst.offset; |
| 799 | |
| 800 | blit_op->dst.roi.x = req->dst_rect.x; |
| 801 | blit_op->dst.roi.y = req->dst_rect.y; |
| 802 | blit_op->dst.roi.width = req->dst_rect.w; |
| 803 | blit_op->dst.roi.height = req->dst_rect.h; |
| 804 | |
| 805 | blit_op->src.roi.x = req->src_rect.x; |
| 806 | blit_op->src.roi.y = req->src_rect.y; |
| 807 | blit_op->src.roi.width = req->src_rect.w; |
| 808 | blit_op->src.roi.height = req->src_rect.h; |
| 809 | |
| 810 | blit_op->src.prop.width = req->src.width; |
| 811 | blit_op->src.prop.height = req->src.height; |
| 812 | blit_op->src.color_fmt = req->src.format; |
| 813 | |
| 814 | |
| 815 | blit_op->src.p0 = (void *) (srcp0_start + req->src.offset); |
| 816 | if (blit_op->src.color_fmt == MDP_Y_CBCR_H2V2_ADRENO) |
| 817 | blit_op->src.p1 = |
| 818 | (void *) ((uint32_t) blit_op->src.p0 + |
| 819 | ALIGN((ALIGN(req->src.width, 32) * |
| 820 | ALIGN(req->src.height, 32)), 4096)); |
| 821 | else if (blit_op->src.color_fmt == MDP_Y_CBCR_H2V2_VENUS) |
| 822 | blit_op->src.p1 = |
| 823 | (void *) ((uint32_t) blit_op->src.p0 + |
| 824 | ALIGN((ALIGN(req->src.width, 128) * |
| 825 | ALIGN(req->src.height, 32)), 4096)); |
| 826 | else |
| 827 | blit_op->src.p1 = (void *) ((uint32_t) blit_op->src.p0 + |
| 828 | req->src.width * req->src.height); |
| 829 | |
| 830 | if (req->flags & MDP_IS_FG) |
| 831 | blit_op->mdp_op |= MDPOP_LAYER_IS_FG; |
| 832 | |
| 833 | /* blending check */ |
| 834 | if (req->transp_mask != MDP_TRANSP_NOP) { |
| 835 | blit_op->mdp_op |= MDPOP_TRANSP; |
| 836 | blit_op->blend.trans_color = |
| 837 | mdp3_calc_tpval(&blit_op->src, req->transp_mask); |
| 838 | } else { |
| 839 | blit_op->blend.trans_color = 0; |
| 840 | } |
| 841 | |
| 842 | req->alpha &= 0xff; |
| 843 | if (req->alpha < MDP_ALPHA_NOP) { |
| 844 | blit_op->mdp_op |= MDPOP_ALPHAB; |
| 845 | blit_op->blend.const_alpha = req->alpha; |
| 846 | } else { |
| 847 | blit_op->blend.const_alpha = 0xff; |
| 848 | } |
| 849 | |
| 850 | /* rotation check */ |
| 851 | if (req->flags & MDP_FLIP_LR) |
| 852 | blit_op->mdp_op |= MDPOP_LR; |
| 853 | if (req->flags & MDP_FLIP_UD) |
| 854 | blit_op->mdp_op |= MDPOP_UD; |
| 855 | if (req->flags & MDP_ROT_90) |
| 856 | blit_op->mdp_op |= MDPOP_ROT90; |
| 857 | if (req->flags & MDP_DITHER) |
| 858 | blit_op->mdp_op |= MDPOP_DITHER; |
| 859 | |
| 860 | if (req->flags & MDP_BLEND_FG_PREMULT) |
| 861 | blit_op->mdp_op |= MDPOP_FG_PM_ALPHA; |
| 862 | |
| 863 | /* scale check */ |
| 864 | if (req->flags & MDP_ROT_90) { |
| 865 | dst_width = req->dst_rect.h; |
| 866 | dst_height = req->dst_rect.w; |
| 867 | } else { |
| 868 | dst_width = req->dst_rect.w; |
| 869 | dst_height = req->dst_rect.h; |
| 870 | } |
| 871 | |
| 872 | if ((blit_op->src.roi.width != dst_width) || |
| 873 | (blit_op->src.roi.height != dst_height)) |
| 874 | blit_op->mdp_op |= MDPOP_ASCALE; |
| 875 | |
| 876 | if (req->flags & MDP_BLUR) |
| 877 | blit_op->mdp_op |= MDPOP_ASCALE | MDPOP_BLUR; |
| 878 | |
| 879 | if (req->flags & MDP_SOLID_FILL) { |
| 880 | ret = solid_fill_workaround(req, blit_op); |
| 881 | if (ret) |
| 882 | return ret; |
| 883 | |
| 884 | blit_op->solid_fill_color = (req->const_color.g & 0xFF)| |
| 885 | (req->const_color.r & 0xFF) << 8 | |
| 886 | (req->const_color.b & 0xFF) << 16 | |
| 887 | (req->const_color.alpha & 0xFF) << 24; |
| 888 | blit_op->solid_fill = true; |
| 889 | } else { |
| 890 | blit_op->solid_fill = false; |
| 891 | } |
| 892 | |
| 893 | if (req->flags & MDP_SMART_BLIT) |
| 894 | blit_op->mdp_op |= MDPOP_SMART_BLIT; |
| 895 | |
| 896 | return ret; |
| 897 | } |
| 898 | |
| 899 | static void mdp3_ppp_tile_workaround(struct ppp_blit_op *blit_op, |
| 900 | struct mdp_blit_req *req) |
| 901 | { |
| 902 | int dst_h, src_w, i; |
| 903 | uint32_t mdp_op = blit_op->mdp_op; |
| 904 | void *src_p0 = blit_op->src.p0; |
| 905 | void *src_p1 = blit_op->src.p1; |
| 906 | void *dst_p0 = blit_op->dst.p0; |
| 907 | |
| 908 | src_w = req->src_rect.w; |
| 909 | dst_h = blit_op->dst.roi.height; |
| 910 | /* bg tile fetching HW workaround */ |
| 911 | for (i = 0; i < (req->dst_rect.h / 16); i++) { |
| 912 | /* this tile size */ |
| 913 | blit_op->dst.roi.height = 16; |
| 914 | blit_op->src.roi.width = |
| 915 | (16 * req->src_rect.w) / req->dst_rect.h; |
| 916 | |
| 917 | /* if it's out of scale range... */ |
| 918 | if (((MDP_SCALE_Q_FACTOR * blit_op->dst.roi.height) / |
| 919 | blit_op->src.roi.width) > MDP_MAX_X_SCALE_FACTOR) |
| 920 | blit_op->src.roi.width = |
| 921 | (MDP_SCALE_Q_FACTOR * |
| 922 | blit_op->dst.roi.height) / |
| 923 | MDP_MAX_X_SCALE_FACTOR; |
| 924 | else if (((MDP_SCALE_Q_FACTOR * blit_op->dst.roi.height) / |
| 925 | blit_op->src.roi.width) < MDP_MIN_X_SCALE_FACTOR) |
| 926 | blit_op->src.roi.width = |
| 927 | (MDP_SCALE_Q_FACTOR * |
| 928 | blit_op->dst.roi.height) / |
| 929 | MDP_MIN_X_SCALE_FACTOR; |
| 930 | |
| 931 | mdp3_start_ppp(blit_op); |
| 932 | |
| 933 | /* next tile location */ |
| 934 | blit_op->dst.roi.y += 16; |
| 935 | blit_op->src.roi.x += blit_op->src.roi.width; |
| 936 | |
| 937 | /* this is for a remainder update */ |
| 938 | dst_h -= 16; |
| 939 | src_w -= blit_op->src.roi.width; |
| 940 | /* restore parameters that may have been overwritten */ |
| 941 | blit_op->mdp_op = mdp_op; |
| 942 | blit_op->src.p0 = src_p0; |
| 943 | blit_op->src.p1 = src_p1; |
| 944 | blit_op->dst.p0 = dst_p0; |
| 945 | } |
| 946 | |
| 947 | if ((dst_h < 0) || (src_w < 0)) |
| 948 | pr_err("msm_fb: mdp_blt_ex() unexpected result! line:%d\n", |
| 949 | __LINE__); |
| 950 | |
| 951 | /* remainder update */ |
| 952 | if ((dst_h > 0) && (src_w > 0)) { |
| 953 | u32 tmp_v; |
| 954 | |
| 955 | blit_op->dst.roi.height = dst_h; |
| 956 | blit_op->src.roi.width = src_w; |
| 957 | |
| 958 | if (((MDP_SCALE_Q_FACTOR * blit_op->dst.roi.height) / |
| 959 | blit_op->src.roi.width) > MDP_MAX_X_SCALE_FACTOR) { |
| 960 | tmp_v = (MDP_SCALE_Q_FACTOR * |
| 961 | blit_op->dst.roi.height) / |
| 962 | MDP_MAX_X_SCALE_FACTOR + |
| 963 | ((MDP_SCALE_Q_FACTOR * |
| 964 | blit_op->dst.roi.height) % |
| 965 | MDP_MAX_X_SCALE_FACTOR ? 1 : 0); |
| 966 | |
| 967 | /* move x location as roi width gets bigger */ |
| 968 | blit_op->src.roi.x -= tmp_v - blit_op->src.roi.width; |
| 969 | blit_op->src.roi.width = tmp_v; |
| 970 | } else if (((MDP_SCALE_Q_FACTOR * blit_op->dst.roi.height) / |
| 971 | blit_op->src.roi.width) < MDP_MIN_X_SCALE_FACTOR) { |
| 972 | tmp_v = (MDP_SCALE_Q_FACTOR * |
| 973 | blit_op->dst.roi.height) / |
| 974 | MDP_MIN_X_SCALE_FACTOR + |
| 975 | ((MDP_SCALE_Q_FACTOR * |
| 976 | blit_op->dst.roi.height) % |
| 977 | MDP_MIN_X_SCALE_FACTOR ? 1 : 0); |
| 978 | /* |
| 979 | * we don't move x location for continuity of |
| 980 | * source image |
| 981 | */ |
| 982 | blit_op->src.roi.width = tmp_v; |
| 983 | } |
| 984 | |
| 985 | |
| 986 | mdp3_start_ppp(blit_op); |
| 987 | } |
| 988 | } |
| 989 | |
| 990 | static int mdp3_ppp_blit(struct msm_fb_data_type *mfd, |
| 991 | struct mdp_blit_req *req, struct mdp3_img_data *src_data, |
| 992 | struct mdp3_img_data *dst_data) |
| 993 | { |
| 994 | struct ppp_blit_op blit_op; |
| 995 | int ret = 0; |
| 996 | |
| 997 | memset(&blit_op, 0, sizeof(blit_op)); |
| 998 | |
| 999 | if (req->dst.format == MDP_FB_FORMAT) |
| 1000 | req->dst.format = mfd->fb_imgType; |
| 1001 | if (req->src.format == MDP_FB_FORMAT) |
| 1002 | req->src.format = mfd->fb_imgType; |
| 1003 | |
| 1004 | if (mdp3_ppp_verify_req(req)) { |
| 1005 | pr_err("%s: invalid image!\n", __func__); |
| 1006 | return -EINVAL; |
| 1007 | } |
| 1008 | |
| 1009 | ret = mdp3_ppp_process_req(&blit_op, req, src_data, dst_data); |
| 1010 | if (ret) { |
| 1011 | pr_err("%s: Failed to process the blit request", __func__); |
| 1012 | return ret; |
| 1013 | } |
| 1014 | |
| 1015 | if (((blit_op.mdp_op & (MDPOP_TRANSP | MDPOP_ALPHAB)) || |
| 1016 | (req->src.format == MDP_ARGB_8888) || |
| 1017 | (req->src.format == MDP_BGRA_8888) || |
| 1018 | (req->src.format == MDP_RGBA_8888)) && |
| 1019 | (blit_op.mdp_op & MDPOP_ROT90) && (req->dst_rect.w <= 16)) { |
| 1020 | mdp3_ppp_tile_workaround(&blit_op, req); |
| 1021 | } else { |
| 1022 | mdp3_start_ppp(&blit_op); |
| 1023 | } |
| 1024 | |
| 1025 | return 0; |
| 1026 | } |
| 1027 | |
| 1028 | static int mdp3_ppp_blit_workaround(struct msm_fb_data_type *mfd, |
| 1029 | struct mdp_blit_req *req, unsigned int remainder, |
| 1030 | struct mdp3_img_data *src_data, |
| 1031 | struct mdp3_img_data *dst_data) |
| 1032 | { |
| 1033 | int ret; |
| 1034 | struct mdp_blit_req splitreq; |
| 1035 | int s_x_0, s_x_1, s_w_0, s_w_1, s_y_0, s_y_1, s_h_0, s_h_1; |
| 1036 | int d_x_0, d_x_1, d_w_0, d_w_1, d_y_0, d_y_1, d_h_0, d_h_1; |
| 1037 | |
| 1038 | /* make new request as provide by user */ |
| 1039 | splitreq = *req; |
| 1040 | |
| 1041 | /* break dest roi at width*/ |
| 1042 | d_y_0 = d_y_1 = req->dst_rect.y; |
| 1043 | d_h_0 = d_h_1 = req->dst_rect.h; |
| 1044 | d_x_0 = req->dst_rect.x; |
| 1045 | |
| 1046 | if (remainder == 14 || remainder == 6) |
| 1047 | d_w_1 = req->dst_rect.w / 2; |
| 1048 | else |
| 1049 | d_w_1 = (req->dst_rect.w - 1) / 2 - 1; |
| 1050 | |
| 1051 | d_w_0 = req->dst_rect.w - d_w_1; |
| 1052 | d_x_1 = d_x_0 + d_w_0; |
| 1053 | /* blit first region */ |
| 1054 | if (((splitreq.flags & 0x07) == 0x07) || |
| 1055 | ((splitreq.flags & 0x07) == 0x05) || |
| 1056 | ((splitreq.flags & 0x07) == 0x02) || |
| 1057 | ((splitreq.flags & 0x07) == 0x0)) { |
| 1058 | |
| 1059 | if (splitreq.flags & MDP_ROT_90) { |
| 1060 | s_x_0 = s_x_1 = req->src_rect.x; |
| 1061 | s_w_0 = s_w_1 = req->src_rect.w; |
| 1062 | s_y_0 = req->src_rect.y; |
| 1063 | s_h_1 = (req->src_rect.h * d_w_1) / |
| 1064 | req->dst_rect.w; |
| 1065 | s_h_0 = req->src_rect.h - s_h_1; |
| 1066 | s_y_1 = s_y_0 + s_h_0; |
| 1067 | if (d_w_1 >= 8 * s_h_1) { |
| 1068 | s_h_1++; |
| 1069 | s_y_1--; |
| 1070 | } |
| 1071 | } else { |
| 1072 | s_y_0 = s_y_1 = req->src_rect.y; |
| 1073 | s_h_0 = s_h_1 = req->src_rect.h; |
| 1074 | s_x_0 = req->src_rect.x; |
| 1075 | s_w_1 = (req->src_rect.w * d_w_1) / |
| 1076 | req->dst_rect.w; |
| 1077 | s_w_0 = req->src_rect.w - s_w_1; |
| 1078 | s_x_1 = s_x_0 + s_w_0; |
| 1079 | if (d_w_1 >= 8 * s_w_1) { |
| 1080 | s_w_1++; |
| 1081 | s_x_1--; |
| 1082 | } |
| 1083 | } |
| 1084 | |
| 1085 | splitreq.src_rect.h = s_h_0; |
| 1086 | splitreq.src_rect.y = s_y_0; |
| 1087 | splitreq.dst_rect.h = d_h_0; |
| 1088 | splitreq.dst_rect.y = d_y_0; |
| 1089 | splitreq.src_rect.x = s_x_0; |
| 1090 | splitreq.src_rect.w = s_w_0; |
| 1091 | splitreq.dst_rect.x = d_x_0; |
| 1092 | splitreq.dst_rect.w = d_w_0; |
| 1093 | } else { |
| 1094 | if (splitreq.flags & MDP_ROT_90) { |
| 1095 | s_x_0 = s_x_1 = req->src_rect.x; |
| 1096 | s_w_0 = s_w_1 = req->src_rect.w; |
| 1097 | s_y_0 = req->src_rect.y; |
| 1098 | s_h_1 = (req->src_rect.h * d_w_0) / |
| 1099 | req->dst_rect.w; |
| 1100 | s_h_0 = req->src_rect.h - s_h_1; |
| 1101 | s_y_1 = s_y_0 + s_h_0; |
| 1102 | if (d_w_0 >= 8 * s_h_1) { |
| 1103 | s_h_1++; |
| 1104 | s_y_1--; |
| 1105 | } |
| 1106 | } else { |
| 1107 | s_y_0 = s_y_1 = req->src_rect.y; |
| 1108 | s_h_0 = s_h_1 = req->src_rect.h; |
| 1109 | s_x_0 = req->src_rect.x; |
| 1110 | s_w_1 = (req->src_rect.w * d_w_0) / |
| 1111 | req->dst_rect.w; |
| 1112 | s_w_0 = req->src_rect.w - s_w_1; |
| 1113 | s_x_1 = s_x_0 + s_w_0; |
| 1114 | if (d_w_0 >= 8 * s_w_1) { |
| 1115 | s_w_1++; |
| 1116 | s_x_1--; |
| 1117 | } |
| 1118 | } |
| 1119 | splitreq.src_rect.h = s_h_0; |
| 1120 | splitreq.src_rect.y = s_y_0; |
| 1121 | splitreq.dst_rect.h = d_h_1; |
| 1122 | splitreq.dst_rect.y = d_y_1; |
| 1123 | splitreq.src_rect.x = s_x_0; |
| 1124 | splitreq.src_rect.w = s_w_0; |
| 1125 | splitreq.dst_rect.x = d_x_1; |
| 1126 | splitreq.dst_rect.w = d_w_1; |
| 1127 | } |
| 1128 | |
| 1129 | /* No need to split in height */ |
| 1130 | ret = mdp3_ppp_blit(mfd, &splitreq, src_data, dst_data); |
| 1131 | |
| 1132 | if (ret) |
| 1133 | return ret; |
| 1134 | /* blit second region */ |
| 1135 | if (((splitreq.flags & 0x07) == 0x07) || |
| 1136 | ((splitreq.flags & 0x07) == 0x05) || |
| 1137 | ((splitreq.flags & 0x07) == 0x02) || |
| 1138 | ((splitreq.flags & 0x07) == 0x0)) { |
| 1139 | splitreq.src_rect.h = s_h_1; |
| 1140 | splitreq.src_rect.y = s_y_1; |
| 1141 | splitreq.dst_rect.h = d_h_1; |
| 1142 | splitreq.dst_rect.y = d_y_1; |
| 1143 | splitreq.src_rect.x = s_x_1; |
| 1144 | splitreq.src_rect.w = s_w_1; |
| 1145 | splitreq.dst_rect.x = d_x_1; |
| 1146 | splitreq.dst_rect.w = d_w_1; |
| 1147 | } else { |
| 1148 | splitreq.src_rect.h = s_h_1; |
| 1149 | splitreq.src_rect.y = s_y_1; |
| 1150 | splitreq.dst_rect.h = d_h_0; |
| 1151 | splitreq.dst_rect.y = d_y_0; |
| 1152 | splitreq.src_rect.x = s_x_1; |
| 1153 | splitreq.src_rect.w = s_w_1; |
| 1154 | splitreq.dst_rect.x = d_x_0; |
| 1155 | splitreq.dst_rect.w = d_w_0; |
| 1156 | } |
| 1157 | |
| 1158 | /* No need to split in height ... just width */ |
| 1159 | return mdp3_ppp_blit(mfd, &splitreq, src_data, dst_data); |
| 1160 | } |
| 1161 | |
| 1162 | int mdp3_ppp_start_blit(struct msm_fb_data_type *mfd, |
| 1163 | struct mdp_blit_req *req, |
| 1164 | struct mdp3_img_data *src_data, |
| 1165 | struct mdp3_img_data *dst_data) |
| 1166 | { |
| 1167 | int ret; |
| 1168 | unsigned int remainder = 0, is_bpp_4 = 0; |
| 1169 | |
| 1170 | if (unlikely(req->src_rect.h == 0 || req->src_rect.w == 0)) { |
| 1171 | pr_err("mdp_ppp: src img of zero size!\n"); |
| 1172 | return -EINVAL; |
| 1173 | } |
| 1174 | if (unlikely(req->dst_rect.h == 0 || req->dst_rect.w == 0)) |
| 1175 | return 0; |
| 1176 | |
| 1177 | /* MDP width split workaround */ |
| 1178 | remainder = (req->dst_rect.w) % 16; |
| 1179 | ret = ppp_get_bpp(req->dst.format, mfd->fb_imgType); |
| 1180 | if (ret <= 0) { |
| 1181 | pr_err("mdp_ppp: incorrect bpp!\n"); |
| 1182 | return -EINVAL; |
| 1183 | } |
| 1184 | is_bpp_4 = (ret == 4) ? 1 : 0; |
| 1185 | |
| 1186 | if ((is_bpp_4 && (remainder == 6 || remainder == 14)) && |
| 1187 | !(req->flags & MDP_SOLID_FILL)) |
| 1188 | ret = mdp3_ppp_blit_workaround(mfd, req, remainder, |
| 1189 | src_data, dst_data); |
| 1190 | else |
| 1191 | ret = mdp3_ppp_blit(mfd, req, src_data, dst_data); |
| 1192 | return ret; |
| 1193 | } |
| 1194 | |
| 1195 | void mdp3_ppp_wait_for_fence(struct blit_req_list *req) |
| 1196 | { |
| 1197 | int i, ret = 0; |
| 1198 | |
| 1199 | ATRACE_BEGIN(__func__); |
| 1200 | /* buf sync */ |
| 1201 | for (i = 0; i < req->acq_fen_cnt; i++) { |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1202 | ret = mdss_wait_sync_fence(req->acq_fen[i], |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1203 | WAIT_FENCE_FINAL_TIMEOUT); |
| 1204 | if (ret < 0) { |
| 1205 | pr_err("%s: sync_fence_wait failed! ret = %x\n", |
| 1206 | __func__, ret); |
| 1207 | break; |
| 1208 | } |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1209 | mdss_put_sync_fence(req->acq_fen[i]); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1210 | } |
| 1211 | ATRACE_END(__func__); |
| 1212 | if (ret < 0) { |
| 1213 | while (i < req->acq_fen_cnt) { |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1214 | mdss_put_sync_fence(req->acq_fen[i]); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1215 | i++; |
| 1216 | } |
| 1217 | } |
| 1218 | req->acq_fen_cnt = 0; |
| 1219 | } |
| 1220 | |
| 1221 | void mdp3_ppp_signal_timeline(struct blit_req_list *req) |
| 1222 | { |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1223 | mdss_inc_timeline(ppp_stat->timeline, 1); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1224 | MDSS_XLOG(ppp_stat->timeline->value, ppp_stat->timeline_value); |
| 1225 | req->last_rel_fence = req->cur_rel_fence; |
| 1226 | req->cur_rel_fence = 0; |
| 1227 | } |
| 1228 | |
| 1229 | |
| 1230 | static void mdp3_ppp_deinit_buf_sync(struct blit_req_list *req) |
| 1231 | { |
| 1232 | int i; |
| 1233 | |
| 1234 | put_unused_fd(req->cur_rel_fen_fd); |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1235 | mdss_put_sync_fence(req->cur_rel_fence); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1236 | req->cur_rel_fence = NULL; |
| 1237 | req->cur_rel_fen_fd = 0; |
| 1238 | ppp_stat->timeline_value--; |
| 1239 | for (i = 0; i < req->acq_fen_cnt; i++) |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1240 | mdss_put_sync_fence(req->acq_fen[i]); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1241 | req->acq_fen_cnt = 0; |
| 1242 | } |
| 1243 | |
| 1244 | static int mdp3_ppp_handle_buf_sync(struct blit_req_list *req, |
| 1245 | struct mdp_buf_sync *buf_sync) |
| 1246 | { |
| 1247 | int i, fence_cnt = 0, ret = 0; |
| 1248 | int acq_fen_fd[MDP_MAX_FENCE_FD]; |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1249 | struct mdss_fence *fence; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1250 | |
| 1251 | if ((buf_sync->acq_fen_fd_cnt > MDP_MAX_FENCE_FD) || |
| 1252 | (ppp_stat->timeline == NULL)) |
| 1253 | return -EINVAL; |
| 1254 | |
| 1255 | if (buf_sync->acq_fen_fd_cnt) |
| 1256 | ret = copy_from_user(acq_fen_fd, buf_sync->acq_fen_fd, |
| 1257 | buf_sync->acq_fen_fd_cnt * sizeof(int)); |
| 1258 | if (ret) { |
| 1259 | pr_err("%s: copy_from_user failed\n", __func__); |
| 1260 | return ret; |
| 1261 | } |
| 1262 | for (i = 0; i < buf_sync->acq_fen_fd_cnt; i++) { |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1263 | fence = mdss_get_fd_sync_fence(acq_fen_fd[i]); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1264 | if (fence == NULL) { |
| 1265 | pr_info("%s: null fence! i=%d fd=%d\n", __func__, i, |
| 1266 | acq_fen_fd[i]); |
| 1267 | ret = -EINVAL; |
| 1268 | break; |
| 1269 | } |
| 1270 | req->acq_fen[i] = fence; |
| 1271 | } |
| 1272 | fence_cnt = i; |
| 1273 | if (ret) |
| 1274 | goto buf_sync_err_1; |
| 1275 | req->acq_fen_cnt = fence_cnt; |
| 1276 | if (buf_sync->flags & MDP_BUF_SYNC_FLAG_WAIT) |
| 1277 | mdp3_ppp_wait_for_fence(req); |
| 1278 | |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1279 | MDSS_XLOG(ppp_stat->timeline_value); |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1280 | |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1281 | /* create fence */ |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1282 | req->cur_rel_fence = mdss_get_sync_fence(ppp_stat->timeline, |
| 1283 | "ppp_fence", NULL, ppp_stat->timeline_value++); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1284 | if (req->cur_rel_fence == NULL) { |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1285 | req->cur_rel_sync_pt = NULL; |
| 1286 | pr_err("%s: cannot create fence\n", __func__); |
| 1287 | ret = -ENOMEM; |
| 1288 | goto buf_sync_err_2; |
| 1289 | } |
| 1290 | /* create fd */ |
| 1291 | return ret; |
| 1292 | buf_sync_err_2: |
| 1293 | ppp_stat->timeline_value--; |
| 1294 | buf_sync_err_1: |
| 1295 | for (i = 0; i < fence_cnt; i++) |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1296 | mdss_put_sync_fence(req->acq_fen[i]); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1297 | req->acq_fen_cnt = 0; |
| 1298 | return ret; |
| 1299 | } |
| 1300 | |
| 1301 | void mdp3_ppp_req_push(struct blit_req_queue *req_q, struct blit_req_list *req) |
| 1302 | { |
| 1303 | int idx = req_q->push_idx; |
| 1304 | |
| 1305 | req_q->req[idx] = *req; |
| 1306 | req_q->count++; |
| 1307 | req_q->push_idx = (req_q->push_idx + 1) % MDP3_PPP_MAX_LIST_REQ; |
| 1308 | } |
| 1309 | |
| 1310 | struct blit_req_list *mdp3_ppp_next_req(struct blit_req_queue *req_q) |
| 1311 | { |
| 1312 | struct blit_req_list *req; |
| 1313 | |
| 1314 | if (req_q->count == 0) |
| 1315 | return NULL; |
| 1316 | req = &req_q->req[req_q->pop_idx]; |
| 1317 | return req; |
| 1318 | } |
| 1319 | |
| 1320 | void mdp3_ppp_req_pop(struct blit_req_queue *req_q) |
| 1321 | { |
| 1322 | req_q->count--; |
| 1323 | req_q->pop_idx = (req_q->pop_idx + 1) % MDP3_PPP_MAX_LIST_REQ; |
| 1324 | } |
| 1325 | |
| 1326 | void mdp3_free_fw_timer_func(unsigned long arg) |
| 1327 | { |
| 1328 | mdp3_res->solid_fill_vote_en = false; |
| 1329 | schedule_work(&ppp_stat->free_bw_work); |
| 1330 | } |
| 1331 | |
| 1332 | static void mdp3_free_bw_wq_handler(struct work_struct *work) |
| 1333 | { |
| 1334 | struct msm_fb_data_type *mfd = ppp_stat->mfd; |
| 1335 | |
| 1336 | mutex_lock(&ppp_stat->config_ppp_mutex); |
| 1337 | if (ppp_stat->bw_on) |
| 1338 | mdp3_ppp_turnon(mfd, 0); |
| 1339 | mutex_unlock(&ppp_stat->config_ppp_mutex); |
| 1340 | } |
| 1341 | |
| 1342 | static bool is_hw_workaround_needed(struct mdp_blit_req req) |
| 1343 | { |
| 1344 | bool result = false; |
| 1345 | bool is_bpp_4 = false; |
| 1346 | uint32_t remainder = 0; |
| 1347 | uint32_t bpp = ppp_get_bpp(req.dst.format, ppp_stat->mfd->fb_imgType); |
| 1348 | |
| 1349 | /* MDP width split workaround */ |
| 1350 | remainder = (req.dst_rect.w) % 16; |
| 1351 | is_bpp_4 = (bpp == 4) ? 1 : 0; |
| 1352 | if ((is_bpp_4 && (remainder == 6 || remainder == 14)) && |
| 1353 | !(req.flags & MDP_SOLID_FILL)) |
| 1354 | result = true; |
| 1355 | |
| 1356 | /* bg tile fetching HW workaround */ |
| 1357 | if (((req.alpha < MDP_ALPHA_NOP) || |
| 1358 | (req.transp_mask != MDP_TRANSP_NOP) || |
| 1359 | (req.src.format == MDP_ARGB_8888) || |
| 1360 | (req.src.format == MDP_BGRA_8888) || |
| 1361 | (req.src.format == MDP_RGBA_8888)) && |
| 1362 | (req.flags & MDP_ROT_90) && (req.dst_rect.w <= 16)) |
| 1363 | result = true; |
| 1364 | |
| 1365 | return result; |
| 1366 | } |
| 1367 | |
| 1368 | static bool is_roi_equal(struct mdp_blit_req req0, |
| 1369 | struct mdp_blit_req req1) |
| 1370 | { |
| 1371 | bool result = false; |
| 1372 | struct mdss_panel_info *panel_info = ppp_stat->mfd->panel_info; |
| 1373 | |
| 1374 | /* |
| 1375 | * Check req0 and req1 layer destination ROI and return true if |
| 1376 | * they are equal. |
| 1377 | */ |
| 1378 | if ((req0.dst_rect.x == req1.dst_rect.x) && |
| 1379 | (req0.dst_rect.y == req1.dst_rect.y) && |
| 1380 | (req0.dst_rect.w == req1.dst_rect.w) && |
| 1381 | (req0.dst_rect.h == req1.dst_rect.h)) |
| 1382 | result = true; |
| 1383 | /* |
| 1384 | * Layers are source cropped and cropped layer width and hight are |
| 1385 | * same panel width and height |
| 1386 | */ |
| 1387 | else if ((req0.dst_rect.w == req1.dst_rect.w) && |
| 1388 | (req0.dst_rect.h == req1.dst_rect.h) && |
| 1389 | (req0.dst_rect.w == panel_info->xres) && |
| 1390 | (req0.dst_rect.h == panel_info->yres)) |
| 1391 | result = true; |
| 1392 | |
| 1393 | return result; |
| 1394 | } |
| 1395 | |
| 1396 | static bool is_scaling_needed(struct mdp_blit_req req) |
| 1397 | { |
| 1398 | bool result = true; |
| 1399 | |
| 1400 | /* Return true if layer need scaling else return false */ |
| 1401 | if ((req.src_rect.w == req.dst_rect.w) && |
| 1402 | (req.src_rect.h == req.dst_rect.h)) |
| 1403 | result = false; |
| 1404 | return result; |
| 1405 | } |
| 1406 | |
| 1407 | static bool is_blit_optimization_possible(struct blit_req_list *req, int indx) |
| 1408 | { |
| 1409 | int next = indx + 1; |
| 1410 | bool status = false; |
| 1411 | struct mdp3_img_data tmp_data; |
| 1412 | bool dst_roi_equal = false; |
| 1413 | bool hw_woraround_active = false; |
| 1414 | struct mdp_blit_req bg_req; |
| 1415 | struct mdp_blit_req fg_req; |
| 1416 | |
| 1417 | if (!(mdp3_res->smart_blit_en)) { |
| 1418 | pr_debug("Smart BLIT disabled from sysfs\n"); |
| 1419 | return status; |
| 1420 | } |
| 1421 | if (next < req->count) { |
| 1422 | bg_req = req->req_list[indx]; |
| 1423 | fg_req = req->req_list[next]; |
| 1424 | hw_woraround_active = is_hw_workaround_needed(bg_req); |
| 1425 | dst_roi_equal = is_roi_equal(bg_req, fg_req); |
| 1426 | /* |
| 1427 | * Check userspace Smart BLIT Flag for current and next |
| 1428 | * request Flag for smart blit FG layer index If blit |
| 1429 | * request at index "n" has MDP_SMART_BLIT flag set then |
| 1430 | * it will be used as BG layer in smart blit |
| 1431 | * and request at index "n+1" will be used as FG layer |
| 1432 | */ |
| 1433 | if ((bg_req.flags & MDP_SMART_BLIT) && |
| 1434 | (!(fg_req.flags & MDP_SMART_BLIT)) && |
| 1435 | (!(hw_woraround_active))) |
| 1436 | status = true; |
| 1437 | /* |
| 1438 | * Enable SMART blit between request 0(BG) & request 1(FG) when |
| 1439 | * destination ROI of BG and FG layer are same, |
| 1440 | * No scaling on BG layer |
| 1441 | * No rotation on BG Layer. |
| 1442 | * BG Layer color format is RGB and marked as MDP_IS_FG. |
| 1443 | */ |
| 1444 | else if ((mdp3_res->smart_blit_en & SMART_BLIT_RGB_EN) && |
| 1445 | (indx == 0) && (dst_roi_equal) && |
| 1446 | (bg_req.flags & MDP_IS_FG) && |
| 1447 | (!(is_scaling_needed(bg_req))) && |
| 1448 | (!(bg_req.flags & (MDP_ROT_90))) && |
| 1449 | (check_if_rgb(bg_req.src.format)) && |
| 1450 | (!(hw_woraround_active))) { |
| 1451 | status = true; |
| 1452 | req->req_list[indx].flags |= MDP_SMART_BLIT; |
| 1453 | pr_debug("Optimize RGB Blit for Req Indx %d\n", indx); |
| 1454 | } |
| 1455 | /* |
| 1456 | * Swap BG and FG layer to enable SMART blit between request |
| 1457 | * 0(BG) & request 1(FG) when destination ROI of BG and FG |
| 1458 | * layer are same, No scaling on FG and BG layer |
| 1459 | * No rotation on FG Layer. BG Layer color format is YUV |
| 1460 | */ |
| 1461 | else if ((indx == 0) && |
| 1462 | (mdp3_res->smart_blit_en & SMART_BLIT_YUV_EN) && |
| 1463 | (!(fg_req.flags & (MDP_ROT_90))) && (dst_roi_equal) && |
| 1464 | (!(check_if_rgb(bg_req.src.format))) && |
| 1465 | (!(hw_woraround_active))) { |
| 1466 | /* |
Arun kumar | b36a9e0 | 2018-05-23 14:05:49 +0530 | [diff] [blame] | 1467 | * Disable SMART blit for BG(YUV) layer when |
| 1468 | * Scaling on BG layer |
| 1469 | * Rotation on BG layer |
| 1470 | * UD flip on BG layer |
| 1471 | */ |
| 1472 | if ((is_scaling_needed(bg_req)) && ( |
| 1473 | bg_req.flags & MDP_ROT_90) && |
| 1474 | (bg_req.flags & MDP_FLIP_UD)) { |
| 1475 | pr_debug("YUV layer with ROT+UD_FLIP+Scaling Not supported\n"); |
| 1476 | return false; |
| 1477 | } |
| 1478 | /* |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1479 | * swap blit requests at index 0 and 1. YUV layer at |
| 1480 | * index 0 is replaced with UI layer request present |
| 1481 | * at index 1. Since UI layer will be in background |
| 1482 | * set IS_FG flag and clear it from YUV layer flags |
| 1483 | */ |
| 1484 | if (!(is_scaling_needed(req->req_list[next]))) { |
| 1485 | if (bg_req.flags & MDP_IS_FG) { |
| 1486 | req->req_list[indx].flags &= |
| 1487 | ~MDP_IS_FG; |
| 1488 | req->req_list[next].flags |= MDP_IS_FG; |
| 1489 | } |
| 1490 | bg_req = req->req_list[next]; |
| 1491 | req->req_list[next] = req->req_list[indx]; |
| 1492 | req->req_list[indx] = bg_req; |
| 1493 | |
| 1494 | tmp_data = req->src_data[next]; |
| 1495 | req->src_data[next] = req->src_data[indx]; |
| 1496 | req->src_data[indx] = tmp_data; |
| 1497 | |
| 1498 | tmp_data = req->dst_data[next]; |
| 1499 | req->dst_data[next] = req->dst_data[indx]; |
| 1500 | req->dst_data[indx] = tmp_data; |
| 1501 | status = true; |
| 1502 | req->req_list[indx].flags |= MDP_SMART_BLIT; |
| 1503 | pr_debug("Optimize YUV Blit for Req Indx %d\n", |
| 1504 | indx); |
| 1505 | } |
| 1506 | } |
| 1507 | } |
| 1508 | return status; |
| 1509 | } |
| 1510 | |
| 1511 | static void mdp3_ppp_blit_handler(struct kthread_work *work) |
| 1512 | { |
| 1513 | struct msm_fb_data_type *mfd = ppp_stat->mfd; |
| 1514 | struct blit_req_list *req; |
| 1515 | int i, rc = 0; |
| 1516 | bool smart_blit = false; |
| 1517 | int smart_blit_fg_index = -1; |
| 1518 | |
| 1519 | mutex_lock(&ppp_stat->config_ppp_mutex); |
| 1520 | req = mdp3_ppp_next_req(&ppp_stat->req_q); |
| 1521 | if (!req) { |
| 1522 | mutex_unlock(&ppp_stat->config_ppp_mutex); |
| 1523 | return; |
| 1524 | } |
| 1525 | |
| 1526 | if (!ppp_stat->bw_on) { |
| 1527 | mdp3_ppp_turnon(mfd, 1); |
| 1528 | if (rc < 0) { |
| 1529 | mutex_unlock(&ppp_stat->config_ppp_mutex); |
| 1530 | pr_err("%s: Enable ppp resources failed\n", __func__); |
| 1531 | return; |
| 1532 | } |
| 1533 | } |
| 1534 | while (req) { |
| 1535 | mdp3_ppp_wait_for_fence(req); |
| 1536 | mdp3_calc_ppp_res(mfd, req); |
| 1537 | if (ppp_res.clk_rate != ppp_stat->mdp_clk) { |
| 1538 | ppp_stat->mdp_clk = ppp_res.clk_rate; |
| 1539 | mdp3_clk_set_rate(MDP3_CLK_MDP_SRC, |
| 1540 | ppp_stat->mdp_clk, MDP3_CLIENT_PPP); |
| 1541 | } |
| 1542 | if (ppp_stat->bw_update) { |
| 1543 | rc = mdp3_bus_scale_set_quota(MDP3_CLIENT_PPP, |
| 1544 | ppp_res.next_ab, ppp_res.next_ib); |
| 1545 | if (rc < 0) { |
| 1546 | pr_err("%s: bw set quota failed\n", __func__); |
| 1547 | return; |
| 1548 | } |
| 1549 | ppp_stat->bw_update = false; |
| 1550 | } |
| 1551 | ATRACE_BEGIN("mpd3_ppp_start"); |
| 1552 | for (i = 0; i < req->count; i++) { |
| 1553 | smart_blit = is_blit_optimization_possible(req, i); |
| 1554 | if (smart_blit) |
| 1555 | /* |
| 1556 | * Blit request index of FG layer in |
| 1557 | * smart blit |
| 1558 | */ |
| 1559 | smart_blit_fg_index = i + 1; |
| 1560 | if (!(req->req_list[i].flags & MDP_NO_BLIT)) { |
| 1561 | /* Do the actual blit. */ |
| 1562 | if (!rc) { |
| 1563 | rc = mdp3_ppp_start_blit(mfd, |
| 1564 | &(req->req_list[i]), |
| 1565 | &req->src_data[i], |
| 1566 | &req->dst_data[i]); |
| 1567 | } |
| 1568 | /* Unmap blit source buffer */ |
| 1569 | if (smart_blit == false) { |
| 1570 | mdp3_put_img(&req->src_data[i], |
| 1571 | MDP3_CLIENT_PPP); |
| 1572 | } |
| 1573 | if (smart_blit_fg_index == i) { |
| 1574 | /* Unmap smart blit BG buffer */ |
| 1575 | mdp3_put_img(&req->src_data[i - 1], |
| 1576 | MDP3_CLIENT_PPP); |
| 1577 | smart_blit_fg_index = -1; |
| 1578 | } |
| 1579 | mdp3_put_img(&req->dst_data[i], |
| 1580 | MDP3_CLIENT_PPP); |
| 1581 | smart_blit = false; |
| 1582 | } |
| 1583 | } |
| 1584 | ATRACE_END("mdp3_ppp_start"); |
| 1585 | /* Signal to release fence */ |
| 1586 | mutex_lock(&ppp_stat->req_mutex); |
| 1587 | mdp3_ppp_signal_timeline(req); |
| 1588 | mdp3_ppp_req_pop(&ppp_stat->req_q); |
| 1589 | req = mdp3_ppp_next_req(&ppp_stat->req_q); |
| 1590 | if (ppp_stat->wait_for_pop) |
| 1591 | complete(&ppp_stat->pop_q_comp); |
| 1592 | mutex_unlock(&ppp_stat->req_mutex); |
| 1593 | } |
| 1594 | mod_timer(&ppp_stat->free_bw_timer, jiffies + |
| 1595 | msecs_to_jiffies(MDP_RELEASE_BW_TIMEOUT)); |
| 1596 | mutex_unlock(&ppp_stat->config_ppp_mutex); |
| 1597 | } |
| 1598 | |
| 1599 | int mdp3_ppp_parse_req(void __user *p, |
| 1600 | struct mdp_async_blit_req_list *req_list_header, |
| 1601 | int async) |
| 1602 | { |
| 1603 | struct blit_req_list *req; |
| 1604 | struct blit_req_queue *req_q = &ppp_stat->req_q; |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1605 | struct mdss_fence *fence = NULL; |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1606 | int count, rc, idx, i; |
| 1607 | |
| 1608 | count = req_list_header->count; |
| 1609 | |
| 1610 | mutex_lock(&ppp_stat->req_mutex); |
| 1611 | while (req_q->count >= MDP3_PPP_MAX_LIST_REQ) { |
| 1612 | ppp_stat->wait_for_pop = true; |
| 1613 | mutex_unlock(&ppp_stat->req_mutex); |
| 1614 | rc = wait_for_completion_timeout( |
| 1615 | &ppp_stat->pop_q_comp, 5 * HZ); |
| 1616 | if (rc == 0) { |
| 1617 | /* This will only occur if there is serious problem */ |
| 1618 | pr_err("%s: timeout exiting queuing request\n", |
| 1619 | __func__); |
| 1620 | return -EBUSY; |
| 1621 | } |
| 1622 | mutex_lock(&ppp_stat->req_mutex); |
| 1623 | ppp_stat->wait_for_pop = false; |
| 1624 | } |
| 1625 | idx = req_q->push_idx; |
| 1626 | req = &req_q->req[idx]; |
| 1627 | |
| 1628 | if (copy_from_user(&req->req_list, p, |
| 1629 | sizeof(struct mdp_blit_req) * count)) { |
| 1630 | mutex_unlock(&ppp_stat->req_mutex); |
| 1631 | return -EFAULT; |
| 1632 | } |
| 1633 | |
| 1634 | rc = mdp3_ppp_handle_buf_sync(req, &req_list_header->sync); |
| 1635 | if (rc < 0) { |
| 1636 | pr_err("%s: Failed create sync point\n", __func__); |
| 1637 | mutex_unlock(&ppp_stat->req_mutex); |
| 1638 | return rc; |
| 1639 | } |
| 1640 | req->count = count; |
| 1641 | |
| 1642 | /* We need to grab ion handle while running in client thread */ |
| 1643 | for (i = 0; i < count; i++) { |
| 1644 | rc = mdp3_ppp_get_img(&req->req_list[i].src, |
| 1645 | &req->req_list[i], &req->src_data[i]); |
| 1646 | if (rc < 0 || req->src_data[i].len == 0) { |
| 1647 | pr_err("mdp_ppp: couldn't retrieve src img from mem\n"); |
| 1648 | goto parse_err_1; |
| 1649 | } |
| 1650 | |
| 1651 | rc = mdp3_ppp_get_img(&req->req_list[i].dst, |
| 1652 | &req->req_list[i], &req->dst_data[i]); |
| 1653 | if (rc < 0 || req->dst_data[i].len == 0) { |
| 1654 | mdp3_put_img(&req->src_data[i], MDP3_CLIENT_PPP); |
| 1655 | pr_err("mdp_ppp: couldn't retrieve dest img from mem\n"); |
| 1656 | goto parse_err_1; |
| 1657 | } |
| 1658 | } |
| 1659 | |
| 1660 | if (async) { |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1661 | req->cur_rel_fen_fd = mdss_get_sync_fence_fd( |
| 1662 | req->cur_rel_fence); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1663 | rc = copy_to_user(req_list_header->sync.rel_fen_fd, |
| 1664 | &req->cur_rel_fen_fd, sizeof(int)); |
| 1665 | if (rc) { |
| 1666 | pr_err("%s:copy_to_user failed\n", __func__); |
| 1667 | goto parse_err_2; |
| 1668 | } |
| 1669 | } else { |
| 1670 | fence = req->cur_rel_fence; |
Krishna Manikandan | 7ef5b5c | 2018-04-27 17:09:41 +0530 | [diff] [blame] | 1671 | fence_get((struct fence *) fence); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1672 | } |
| 1673 | |
| 1674 | mdp3_ppp_req_push(req_q, req); |
| 1675 | mutex_unlock(&ppp_stat->req_mutex); |
Sachin Bhayare | 3d3767e | 2018-01-02 21:10:57 +0530 | [diff] [blame] | 1676 | kthread_queue_work(&ppp_stat->kworker, &ppp_stat->blit_work); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1677 | if (!async) { |
| 1678 | /* wait for release fence */ |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1679 | rc = mdss_wait_sync_fence(fence, |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1680 | 5 * MSEC_PER_SEC); |
| 1681 | if (rc < 0) |
| 1682 | pr_err("%s: sync blit! rc = %x\n", __func__, rc); |
| 1683 | |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1684 | mdss_put_sync_fence(fence); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1685 | fence = NULL; |
| 1686 | } |
| 1687 | return 0; |
| 1688 | |
| 1689 | parse_err_2: |
| 1690 | put_unused_fd(req->cur_rel_fen_fd); |
| 1691 | parse_err_1: |
| 1692 | for (i--; i >= 0; i--) { |
| 1693 | mdp3_put_img(&req->src_data[i], MDP3_CLIENT_PPP); |
| 1694 | mdp3_put_img(&req->dst_data[i], MDP3_CLIENT_PPP); |
| 1695 | } |
| 1696 | mdp3_ppp_deinit_buf_sync(req); |
| 1697 | mutex_unlock(&ppp_stat->req_mutex); |
| 1698 | return rc; |
| 1699 | } |
| 1700 | |
| 1701 | int mdp3_ppp_res_init(struct msm_fb_data_type *mfd) |
| 1702 | { |
| 1703 | int rc; |
| 1704 | struct sched_param param = {.sched_priority = 16}; |
| 1705 | const char timeline_name[] = "mdp3_ppp"; |
| 1706 | |
| 1707 | ppp_stat = kzalloc(sizeof(struct ppp_status), GFP_KERNEL); |
| 1708 | if (!ppp_stat) |
| 1709 | return -ENOMEM; |
| 1710 | |
| 1711 | /*Setup sync_pt timeline for ppp*/ |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1712 | ppp_stat->timeline = mdss_create_timeline(timeline_name); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1713 | if (ppp_stat->timeline == NULL) { |
| 1714 | pr_err("%s: cannot create time line\n", __func__); |
| 1715 | return -ENOMEM; |
| 1716 | } |
| 1717 | ppp_stat->timeline_value = 1; |
| 1718 | |
Arun kumar | 47145e0 | 2018-03-23 22:07:51 +0530 | [diff] [blame] | 1719 | kthread_init_worker(&ppp_stat->kworker); |
| 1720 | kthread_init_work(&ppp_stat->blit_work, mdp3_ppp_blit_handler); |
Sachin Bhayare | eeb8889 | 2018-01-02 16:36:01 +0530 | [diff] [blame] | 1721 | ppp_stat->blit_thread = kthread_run(kthread_worker_fn, |
| 1722 | &ppp_stat->kworker, |
| 1723 | "mdp3_ppp"); |
| 1724 | |
| 1725 | if (IS_ERR(ppp_stat->blit_thread)) { |
| 1726 | rc = PTR_ERR(ppp_stat->blit_thread); |
| 1727 | pr_err("ERROR: unable to start ppp blit thread,err = %d\n", |
| 1728 | rc); |
| 1729 | ppp_stat->blit_thread = NULL; |
| 1730 | return rc; |
| 1731 | } |
| 1732 | if (sched_setscheduler(ppp_stat->blit_thread, SCHED_FIFO, ¶m)) |
| 1733 | pr_warn("set priority failed for mdp3 blit thread\n"); |
| 1734 | |
| 1735 | INIT_WORK(&ppp_stat->free_bw_work, mdp3_free_bw_wq_handler); |
| 1736 | init_completion(&ppp_stat->pop_q_comp); |
| 1737 | mutex_init(&ppp_stat->req_mutex); |
| 1738 | mutex_init(&ppp_stat->config_ppp_mutex); |
| 1739 | init_timer(&ppp_stat->free_bw_timer); |
| 1740 | ppp_stat->free_bw_timer.function = mdp3_free_fw_timer_func; |
| 1741 | ppp_stat->free_bw_timer.data = 0; |
| 1742 | ppp_stat->mfd = mfd; |
| 1743 | mdp3_ppp_callback_setup(); |
| 1744 | return 0; |
| 1745 | } |