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d1fad85f TL |
1 | /* |
2 | * Copyright (c) 2016 MediaTek Inc. | |
3 | * Author: Jungchang Tsao <jungchang.tsao@mediatek.com> | |
4 | * PC Chen <pc.chen@mediatek.com> | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | */ | |
15 | ||
16 | #include <linux/slab.h> | |
17 | #include "../vdec_drv_if.h" | |
18 | #include "../mtk_vcodec_util.h" | |
19 | #include "../mtk_vcodec_dec.h" | |
20 | #include "../mtk_vcodec_intr.h" | |
21 | #include "../vdec_vpu_if.h" | |
22 | #include "../vdec_drv_base.h" | |
23 | ||
24 | /* Decoding picture buffer size (3 reference frames plus current frame) */ | |
25 | #define VP8_DPB_SIZE 4 | |
26 | ||
27 | /* HW working buffer size (bytes) */ | |
28 | #define VP8_WORKING_BUF_SZ (45 * 4096) | |
29 | ||
30 | /* HW control register address */ | |
31 | #define VP8_SEGID_DRAM_ADDR 0x3c | |
32 | #define VP8_HW_VLD_ADDR 0x93C | |
33 | #define VP8_HW_VLD_VALUE 0x940 | |
34 | #define VP8_BSASET 0x100 | |
35 | #define VP8_BSDSET 0x104 | |
36 | #define VP8_RW_CKEN_SET 0x0 | |
37 | #define VP8_RW_DCM_CON 0x18 | |
38 | #define VP8_WO_VLD_SRST 0x108 | |
39 | #define VP8_RW_MISC_SYS_SEL 0x84 | |
40 | #define VP8_RW_MISC_SPEC_CON 0xC8 | |
41 | #define VP8_WO_VLD_SRST 0x108 | |
42 | #define VP8_RW_VP8_CTRL 0xA4 | |
43 | #define VP8_RW_MISC_DCM_CON 0xEC | |
44 | #define VP8_RW_MISC_SRST 0xF4 | |
45 | #define VP8_RW_MISC_FUNC_CON 0xCC | |
46 | ||
47 | #define VP8_MAX_FRM_BUF_NUM 5 | |
48 | #define VP8_MAX_FRM_BUF_NODE_NUM (VP8_MAX_FRM_BUF_NUM * 2) | |
49 | ||
50 | /* required buffer size (bytes) to store decode information */ | |
51 | #define VP8_HW_SEGMENT_DATA_SZ 272 | |
52 | #define VP8_HW_SEGMENT_UINT 4 | |
53 | ||
54 | #define VP8_DEC_TABLE_PROC_LOOP 96 | |
55 | #define VP8_DEC_TABLE_UNIT 3 | |
56 | #define VP8_DEC_TABLE_SZ 300 | |
57 | #define VP8_DEC_TABLE_OFFSET 2 | |
58 | #define VP8_DEC_TABLE_RW_UNIT 4 | |
59 | ||
60 | /** | |
61 | * struct vdec_vp8_dec_info - decode misc information | |
62 | * @working_buf_dma : working buffer dma address | |
63 | * @prev_y_dma : previous decoded frame buffer Y plane address | |
64 | * @cur_y_fb_dma : current plane Y frame buffer dma address | |
65 | * @cur_c_fb_dma : current plane C frame buffer dma address | |
66 | * @bs_dma : bitstream dma address | |
67 | * @bs_sz : bitstream size | |
68 | * @resolution_changed: resolution change flag 1 - changed, 0 - not change | |
69 | * @show_frame : display this frame or not | |
70 | * @wait_key_frame : wait key frame coming | |
71 | */ | |
72 | struct vdec_vp8_dec_info { | |
73 | uint64_t working_buf_dma; | |
74 | uint64_t prev_y_dma; | |
75 | uint64_t cur_y_fb_dma; | |
76 | uint64_t cur_c_fb_dma; | |
77 | uint64_t bs_dma; | |
78 | uint32_t bs_sz; | |
79 | uint32_t resolution_changed; | |
80 | uint32_t show_frame; | |
81 | uint32_t wait_key_frame; | |
82 | }; | |
83 | ||
84 | /** | |
85 | * struct vdec_vp8_vsi - VPU shared information | |
86 | * @dec : decoding information | |
87 | * @pic : picture information | |
88 | * @dec_table : decoder coefficient table | |
89 | * @segment_buf : segmentation buffer | |
90 | * @load_data : flag to indicate reload decode data | |
91 | */ | |
92 | struct vdec_vp8_vsi { | |
93 | struct vdec_vp8_dec_info dec; | |
94 | struct vdec_pic_info pic; | |
95 | uint32_t dec_table[VP8_DEC_TABLE_SZ]; | |
96 | uint32_t segment_buf[VP8_HW_SEGMENT_DATA_SZ][VP8_HW_SEGMENT_UINT]; | |
97 | uint32_t load_data; | |
98 | }; | |
99 | ||
100 | /** | |
101 | * struct vdec_vp8_hw_reg_base - HW register base | |
102 | * @sys : base address for sys | |
103 | * @misc : base address for misc | |
104 | * @ld : base address for ld | |
105 | * @top : base address for top | |
106 | * @cm : base address for cm | |
107 | * @hwd : base address for hwd | |
108 | * @hwb : base address for hwb | |
109 | */ | |
110 | struct vdec_vp8_hw_reg_base { | |
111 | void __iomem *sys; | |
112 | void __iomem *misc; | |
113 | void __iomem *ld; | |
114 | void __iomem *top; | |
115 | void __iomem *cm; | |
116 | void __iomem *hwd; | |
117 | void __iomem *hwb; | |
118 | }; | |
119 | ||
120 | /** | |
121 | * struct vdec_vp8_vpu_inst - VPU instance for VP8 decode | |
122 | * @wq_hd : Wait queue to wait VPU message ack | |
123 | * @signaled : 1 - Host has received ack message from VPU, 0 - not recevie | |
124 | * @failure : VPU execution result status 0 - success, others - fail | |
125 | * @inst_addr : VPU decoder instance address | |
126 | */ | |
127 | struct vdec_vp8_vpu_inst { | |
128 | wait_queue_head_t wq_hd; | |
129 | int signaled; | |
130 | int failure; | |
131 | uint32_t inst_addr; | |
132 | }; | |
133 | ||
134 | /* frame buffer (fb) list | |
135 | * [available_fb_node_list] - decode fb are initialized to 0 and populated in | |
136 | * [fb_use_list] - fb is set after decode and is moved to this list | |
137 | * [fb_free_list] - fb is not needed for reference will be moved from | |
138 | * [fb_use_list] to [fb_free_list] and | |
139 | * once user remove fb from [fb_free_list], | |
140 | * it is circulated back to [available_fb_node_list] | |
141 | * [fb_disp_list] - fb is set after decode and is moved to this list | |
142 | * once user remove fb from [fb_disp_list] it is | |
143 | * circulated back to [available_fb_node_list] | |
144 | */ | |
145 | ||
146 | /** | |
147 | * struct vdec_vp8_inst - VP8 decoder instance | |
148 | * @cur_fb : current frame buffer | |
149 | * @dec_fb : decode frame buffer node | |
150 | * @available_fb_node_list : list to store available frame buffer node | |
151 | * @fb_use_list : list to store frame buffer in use | |
152 | * @fb_free_list : list to store free frame buffer | |
153 | * @fb_disp_list : list to store display ready frame buffer | |
154 | * @working_buf : HW decoder working buffer | |
155 | * @reg_base : HW register base address | |
156 | * @frm_cnt : decode frame count | |
157 | * @ctx : V4L2 context | |
d1fad85f TL |
158 | * @vpu : VPU instance for decoder |
159 | * @vsi : VPU share information | |
160 | */ | |
161 | struct vdec_vp8_inst { | |
162 | struct vdec_fb *cur_fb; | |
163 | struct vdec_fb_node dec_fb[VP8_MAX_FRM_BUF_NODE_NUM]; | |
164 | struct list_head available_fb_node_list; | |
165 | struct list_head fb_use_list; | |
166 | struct list_head fb_free_list; | |
167 | struct list_head fb_disp_list; | |
168 | struct mtk_vcodec_mem working_buf; | |
169 | struct vdec_vp8_hw_reg_base reg_base; | |
170 | unsigned int frm_cnt; | |
171 | struct mtk_vcodec_ctx *ctx; | |
172 | struct vdec_vpu_inst vpu; | |
173 | struct vdec_vp8_vsi *vsi; | |
174 | }; | |
175 | ||
176 | static void get_hw_reg_base(struct vdec_vp8_inst *inst) | |
177 | { | |
178 | inst->reg_base.top = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_TOP); | |
179 | inst->reg_base.cm = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_CM); | |
180 | inst->reg_base.hwd = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_HWD); | |
181 | inst->reg_base.sys = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_SYS); | |
182 | inst->reg_base.misc = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_MISC); | |
183 | inst->reg_base.ld = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_LD); | |
184 | inst->reg_base.hwb = mtk_vcodec_get_reg_addr(inst->ctx, VDEC_HWB); | |
185 | } | |
186 | ||
187 | static void write_hw_segmentation_data(struct vdec_vp8_inst *inst) | |
188 | { | |
189 | int i, j; | |
190 | u32 seg_id_addr; | |
191 | u32 val; | |
192 | void __iomem *cm = inst->reg_base.cm; | |
193 | struct vdec_vp8_vsi *vsi = inst->vsi; | |
194 | ||
195 | seg_id_addr = readl(inst->reg_base.top + VP8_SEGID_DRAM_ADDR) >> 4; | |
196 | ||
197 | for (i = 0; i < ARRAY_SIZE(vsi->segment_buf); i++) { | |
198 | for (j = ARRAY_SIZE(vsi->segment_buf[i]) - 1; j >= 0; j--) { | |
199 | val = (1 << 16) + ((seg_id_addr + i) << 2) + j; | |
200 | writel(val, cm + VP8_HW_VLD_ADDR); | |
201 | ||
202 | val = vsi->segment_buf[i][j]; | |
203 | writel(val, cm + VP8_HW_VLD_VALUE); | |
204 | } | |
205 | } | |
206 | } | |
207 | ||
208 | static void read_hw_segmentation_data(struct vdec_vp8_inst *inst) | |
209 | { | |
210 | int i, j; | |
211 | u32 seg_id_addr; | |
212 | u32 val; | |
213 | void __iomem *cm = inst->reg_base.cm; | |
214 | struct vdec_vp8_vsi *vsi = inst->vsi; | |
215 | ||
216 | seg_id_addr = readl(inst->reg_base.top + VP8_SEGID_DRAM_ADDR) >> 4; | |
217 | ||
218 | for (i = 0; i < ARRAY_SIZE(vsi->segment_buf); i++) { | |
219 | for (j = ARRAY_SIZE(vsi->segment_buf[i]) - 1; j >= 0; j--) { | |
220 | val = ((seg_id_addr + i) << 2) + j; | |
221 | writel(val, cm + VP8_HW_VLD_ADDR); | |
222 | ||
223 | val = readl(cm + VP8_HW_VLD_VALUE); | |
224 | vsi->segment_buf[i][j] = val; | |
225 | } | |
226 | } | |
227 | } | |
228 | ||
229 | /* reset HW and enable HW read/write data function */ | |
230 | static void enable_hw_rw_function(struct vdec_vp8_inst *inst) | |
231 | { | |
232 | u32 val = 0; | |
233 | void __iomem *sys = inst->reg_base.sys; | |
234 | void __iomem *misc = inst->reg_base.misc; | |
235 | void __iomem *ld = inst->reg_base.ld; | |
236 | void __iomem *hwb = inst->reg_base.hwb; | |
237 | void __iomem *hwd = inst->reg_base.hwd; | |
238 | ||
239 | writel(0x1, sys + VP8_RW_CKEN_SET); | |
240 | writel(0x101, ld + VP8_WO_VLD_SRST); | |
241 | writel(0x101, hwb + VP8_WO_VLD_SRST); | |
242 | ||
243 | writel(1, sys); | |
244 | val = readl(misc + VP8_RW_MISC_SRST); | |
245 | writel((val & 0xFFFFFFFE), misc + VP8_RW_MISC_SRST); | |
246 | ||
247 | writel(0x1, misc + VP8_RW_MISC_SYS_SEL); | |
248 | writel(0x17F, misc + VP8_RW_MISC_SPEC_CON); | |
249 | writel(0x71201100, misc + VP8_RW_MISC_FUNC_CON); | |
250 | writel(0x0, ld + VP8_WO_VLD_SRST); | |
251 | writel(0x0, hwb + VP8_WO_VLD_SRST); | |
252 | writel(0x1, sys + VP8_RW_DCM_CON); | |
253 | writel(0x1, misc + VP8_RW_MISC_DCM_CON); | |
254 | writel(0x1, hwd + VP8_RW_VP8_CTRL); | |
255 | } | |
256 | ||
257 | static void store_dec_table(struct vdec_vp8_inst *inst) | |
258 | { | |
259 | int i, j; | |
260 | u32 addr = 0, val = 0; | |
261 | void __iomem *hwd = inst->reg_base.hwd; | |
262 | u32 *p = &inst->vsi->dec_table[VP8_DEC_TABLE_OFFSET]; | |
263 | ||
264 | for (i = 0; i < VP8_DEC_TABLE_PROC_LOOP; i++) { | |
265 | writel(addr, hwd + VP8_BSASET); | |
266 | for (j = 0; j < VP8_DEC_TABLE_UNIT ; j++) { | |
267 | val = *p++; | |
268 | writel(val, hwd + VP8_BSDSET); | |
269 | } | |
270 | addr += VP8_DEC_TABLE_RW_UNIT; | |
271 | } | |
272 | } | |
273 | ||
274 | static void load_dec_table(struct vdec_vp8_inst *inst) | |
275 | { | |
276 | int i; | |
277 | u32 addr = 0; | |
278 | u32 *p = &inst->vsi->dec_table[VP8_DEC_TABLE_OFFSET]; | |
279 | void __iomem *hwd = inst->reg_base.hwd; | |
280 | ||
281 | for (i = 0; i < VP8_DEC_TABLE_PROC_LOOP; i++) { | |
282 | writel(addr, hwd + VP8_BSASET); | |
283 | /* read total 11 bytes */ | |
284 | *p++ = readl(hwd + VP8_BSDSET); | |
285 | *p++ = readl(hwd + VP8_BSDSET); | |
286 | *p++ = readl(hwd + VP8_BSDSET) & 0xFFFFFF; | |
287 | addr += VP8_DEC_TABLE_RW_UNIT; | |
288 | } | |
289 | } | |
290 | ||
291 | static void get_pic_info(struct vdec_vp8_inst *inst, struct vdec_pic_info *pic) | |
292 | { | |
293 | *pic = inst->vsi->pic; | |
294 | ||
295 | mtk_vcodec_debug(inst, "pic(%d, %d), buf(%d, %d)", | |
296 | pic->pic_w, pic->pic_h, pic->buf_w, pic->buf_h); | |
297 | mtk_vcodec_debug(inst, "Y(%d, %d), C(%d, %d)", pic->y_bs_sz, | |
298 | pic->y_len_sz, pic->c_bs_sz, pic->c_len_sz); | |
299 | } | |
300 | ||
301 | static void vp8_dec_finish(struct vdec_vp8_inst *inst) | |
302 | { | |
303 | struct vdec_fb_node *node; | |
304 | uint64_t prev_y_dma = inst->vsi->dec.prev_y_dma; | |
305 | ||
306 | mtk_vcodec_debug(inst, "prev fb base dma=%llx", prev_y_dma); | |
307 | ||
308 | /* put last decode ok frame to fb_free_list */ | |
309 | if (prev_y_dma != 0) { | |
310 | list_for_each_entry(node, &inst->fb_use_list, list) { | |
311 | struct vdec_fb *fb = (struct vdec_fb *)node->fb; | |
312 | ||
313 | if (prev_y_dma == (uint64_t)fb->base_y.dma_addr) { | |
314 | list_move_tail(&node->list, | |
315 | &inst->fb_free_list); | |
316 | break; | |
317 | } | |
318 | } | |
319 | } | |
320 | ||
321 | /* available_fb_node_list -> fb_use_list */ | |
322 | node = list_first_entry(&inst->available_fb_node_list, | |
323 | struct vdec_fb_node, list); | |
324 | node->fb = inst->cur_fb; | |
325 | list_move_tail(&node->list, &inst->fb_use_list); | |
326 | ||
327 | /* available_fb_node_list -> fb_disp_list */ | |
328 | if (inst->vsi->dec.show_frame) { | |
329 | node = list_first_entry(&inst->available_fb_node_list, | |
330 | struct vdec_fb_node, list); | |
331 | node->fb = inst->cur_fb; | |
332 | list_move_tail(&node->list, &inst->fb_disp_list); | |
333 | } | |
334 | } | |
335 | ||
336 | static void move_fb_list_use_to_free(struct vdec_vp8_inst *inst) | |
337 | { | |
338 | struct vdec_fb_node *node, *tmp; | |
339 | ||
340 | list_for_each_entry_safe(node, tmp, &inst->fb_use_list, list) | |
341 | list_move_tail(&node->list, &inst->fb_free_list); | |
342 | } | |
343 | ||
344 | static void init_list(struct vdec_vp8_inst *inst) | |
345 | { | |
346 | int i; | |
347 | ||
348 | INIT_LIST_HEAD(&inst->available_fb_node_list); | |
349 | INIT_LIST_HEAD(&inst->fb_use_list); | |
350 | INIT_LIST_HEAD(&inst->fb_free_list); | |
351 | INIT_LIST_HEAD(&inst->fb_disp_list); | |
352 | ||
353 | for (i = 0; i < ARRAY_SIZE(inst->dec_fb); i++) { | |
354 | INIT_LIST_HEAD(&inst->dec_fb[i].list); | |
355 | inst->dec_fb[i].fb = NULL; | |
356 | list_add_tail(&inst->dec_fb[i].list, | |
357 | &inst->available_fb_node_list); | |
358 | } | |
359 | } | |
360 | ||
361 | static void add_fb_to_free_list(struct vdec_vp8_inst *inst, void *fb) | |
362 | { | |
363 | struct vdec_fb_node *node; | |
364 | ||
365 | if (fb) { | |
366 | node = list_first_entry(&inst->available_fb_node_list, | |
367 | struct vdec_fb_node, list); | |
368 | node->fb = fb; | |
369 | list_move_tail(&node->list, &inst->fb_free_list); | |
370 | } | |
371 | } | |
372 | ||
373 | static int alloc_working_buf(struct vdec_vp8_inst *inst) | |
374 | { | |
375 | int err; | |
376 | struct mtk_vcodec_mem *mem = &inst->working_buf; | |
377 | ||
378 | mem->size = VP8_WORKING_BUF_SZ; | |
379 | err = mtk_vcodec_mem_alloc(inst->ctx, mem); | |
380 | if (err) { | |
381 | mtk_vcodec_err(inst, "Cannot allocate working buffer"); | |
382 | return err; | |
383 | } | |
384 | ||
385 | inst->vsi->dec.working_buf_dma = (uint64_t)mem->dma_addr; | |
386 | return 0; | |
387 | } | |
388 | ||
389 | static void free_working_buf(struct vdec_vp8_inst *inst) | |
390 | { | |
391 | struct mtk_vcodec_mem *mem = &inst->working_buf; | |
392 | ||
393 | if (mem->va) | |
394 | mtk_vcodec_mem_free(inst->ctx, mem); | |
395 | ||
396 | inst->vsi->dec.working_buf_dma = 0; | |
397 | } | |
398 | ||
399 | static int vdec_vp8_init(struct mtk_vcodec_ctx *ctx, unsigned long *h_vdec) | |
400 | { | |
401 | struct vdec_vp8_inst *inst; | |
402 | int err; | |
403 | ||
404 | inst = kzalloc(sizeof(*inst), GFP_KERNEL); | |
405 | if (!inst) | |
406 | return -ENOMEM; | |
407 | ||
408 | inst->ctx = ctx; | |
409 | ||
410 | inst->vpu.id = IPI_VDEC_VP8; | |
411 | inst->vpu.dev = ctx->dev->vpu_plat_dev; | |
412 | inst->vpu.ctx = ctx; | |
413 | inst->vpu.handler = vpu_dec_ipi_handler; | |
414 | ||
415 | err = vpu_dec_init(&inst->vpu); | |
416 | if (err) { | |
417 | mtk_vcodec_err(inst, "vdec_vp8 init err=%d", err); | |
418 | goto error_free_inst; | |
419 | } | |
420 | ||
421 | inst->vsi = (struct vdec_vp8_vsi *)inst->vpu.vsi; | |
422 | init_list(inst); | |
423 | err = alloc_working_buf(inst); | |
424 | if (err) | |
425 | goto error_deinit; | |
426 | ||
427 | get_hw_reg_base(inst); | |
428 | mtk_vcodec_debug(inst, "VP8 Instance >> %p", inst); | |
429 | ||
430 | *h_vdec = (unsigned long)inst; | |
431 | return 0; | |
432 | ||
433 | error_deinit: | |
434 | vpu_dec_deinit(&inst->vpu); | |
435 | error_free_inst: | |
436 | kfree(inst); | |
437 | return err; | |
438 | } | |
439 | ||
440 | static int vdec_vp8_decode(unsigned long h_vdec, struct mtk_vcodec_mem *bs, | |
441 | struct vdec_fb *fb, bool *res_chg) | |
442 | { | |
443 | struct vdec_vp8_inst *inst = (struct vdec_vp8_inst *)h_vdec; | |
444 | struct vdec_vp8_dec_info *dec = &inst->vsi->dec; | |
445 | struct vdec_vpu_inst *vpu = &inst->vpu; | |
446 | unsigned char *bs_va; | |
447 | unsigned int data; | |
448 | int err = 0; | |
449 | uint64_t y_fb_dma; | |
450 | uint64_t c_fb_dma; | |
451 | ||
452 | /* bs NULL means flush decoder */ | |
453 | if (bs == NULL) { | |
454 | move_fb_list_use_to_free(inst); | |
455 | return vpu_dec_reset(vpu); | |
456 | } | |
457 | ||
458 | y_fb_dma = fb ? (u64)fb->base_y.dma_addr : 0; | |
459 | c_fb_dma = fb ? (u64)fb->base_c.dma_addr : 0; | |
460 | ||
461 | mtk_vcodec_debug(inst, "+ [%d] FB y_dma=%llx c_dma=%llx fb=%p", | |
462 | inst->frm_cnt, y_fb_dma, c_fb_dma, fb); | |
463 | ||
464 | inst->cur_fb = fb; | |
465 | dec->bs_dma = (unsigned long)bs->dma_addr; | |
466 | dec->bs_sz = bs->size; | |
467 | dec->cur_y_fb_dma = y_fb_dma; | |
468 | dec->cur_c_fb_dma = c_fb_dma; | |
469 | ||
470 | mtk_vcodec_debug(inst, "\n + FRAME[%d] +\n", inst->frm_cnt); | |
471 | ||
472 | write_hw_segmentation_data(inst); | |
473 | enable_hw_rw_function(inst); | |
474 | store_dec_table(inst); | |
475 | ||
476 | bs_va = (unsigned char *)bs->va; | |
477 | ||
478 | /* retrieve width/hight and scale info from header */ | |
479 | data = (*(bs_va + 9) << 24) | (*(bs_va + 8) << 16) | | |
480 | (*(bs_va + 7) << 8) | *(bs_va + 6); | |
481 | err = vpu_dec_start(vpu, &data, 1); | |
482 | if (err) { | |
483 | add_fb_to_free_list(inst, fb); | |
484 | if (dec->wait_key_frame) { | |
485 | mtk_vcodec_debug(inst, "wait key frame !"); | |
486 | return 0; | |
487 | } | |
488 | ||
489 | goto error; | |
490 | } | |
491 | ||
492 | if (dec->resolution_changed) { | |
493 | mtk_vcodec_debug(inst, "- resolution_changed -"); | |
494 | *res_chg = true; | |
495 | add_fb_to_free_list(inst, fb); | |
496 | return 0; | |
497 | } | |
498 | ||
499 | /* wait decoder done interrupt */ | |
500 | mtk_vcodec_wait_for_done_ctx(inst->ctx, MTK_INST_IRQ_RECEIVED, | |
501 | WAIT_INTR_TIMEOUT_MS); | |
502 | ||
503 | if (inst->vsi->load_data) | |
504 | load_dec_table(inst); | |
505 | ||
506 | vp8_dec_finish(inst); | |
507 | read_hw_segmentation_data(inst); | |
508 | ||
509 | err = vpu_dec_end(vpu); | |
510 | if (err) | |
511 | goto error; | |
512 | ||
513 | mtk_vcodec_debug(inst, "\n - FRAME[%d] - show=%d\n", inst->frm_cnt, | |
514 | dec->show_frame); | |
515 | inst->frm_cnt++; | |
516 | *res_chg = false; | |
517 | return 0; | |
518 | ||
519 | error: | |
520 | mtk_vcodec_err(inst, "\n - FRAME[%d] - err=%d\n", inst->frm_cnt, err); | |
521 | return err; | |
522 | } | |
523 | ||
524 | static void get_disp_fb(struct vdec_vp8_inst *inst, struct vdec_fb **out_fb) | |
525 | { | |
526 | struct vdec_fb_node *node; | |
527 | struct vdec_fb *fb; | |
528 | ||
529 | node = list_first_entry_or_null(&inst->fb_disp_list, | |
530 | struct vdec_fb_node, list); | |
531 | if (node) { | |
532 | list_move_tail(&node->list, &inst->available_fb_node_list); | |
533 | fb = (struct vdec_fb *)node->fb; | |
534 | fb->status |= FB_ST_DISPLAY; | |
535 | mtk_vcodec_debug(inst, "[FB] get disp fb %p st=%d", | |
536 | node->fb, fb->status); | |
537 | } else { | |
538 | fb = NULL; | |
539 | mtk_vcodec_debug(inst, "[FB] there is no disp fb"); | |
540 | } | |
541 | ||
542 | *out_fb = fb; | |
543 | } | |
544 | ||
545 | static void get_free_fb(struct vdec_vp8_inst *inst, struct vdec_fb **out_fb) | |
546 | { | |
547 | struct vdec_fb_node *node; | |
548 | struct vdec_fb *fb; | |
549 | ||
550 | node = list_first_entry_or_null(&inst->fb_free_list, | |
551 | struct vdec_fb_node, list); | |
552 | if (node) { | |
553 | list_move_tail(&node->list, &inst->available_fb_node_list); | |
554 | fb = (struct vdec_fb *)node->fb; | |
555 | fb->status |= FB_ST_FREE; | |
556 | mtk_vcodec_debug(inst, "[FB] get free fb %p st=%d", | |
557 | node->fb, fb->status); | |
558 | } else { | |
559 | fb = NULL; | |
560 | mtk_vcodec_debug(inst, "[FB] there is no free fb"); | |
561 | } | |
562 | ||
563 | *out_fb = fb; | |
564 | } | |
565 | ||
566 | static void get_crop_info(struct vdec_vp8_inst *inst, struct v4l2_rect *cr) | |
567 | { | |
568 | cr->left = 0; | |
569 | cr->top = 0; | |
570 | cr->width = inst->vsi->pic.pic_w; | |
571 | cr->height = inst->vsi->pic.pic_h; | |
572 | mtk_vcodec_debug(inst, "get crop info l=%d, t=%d, w=%d, h=%d", | |
573 | cr->left, cr->top, cr->width, cr->height); | |
574 | } | |
575 | ||
576 | static int vdec_vp8_get_param(unsigned long h_vdec, | |
577 | enum vdec_get_param_type type, void *out) | |
578 | { | |
579 | struct vdec_vp8_inst *inst = (struct vdec_vp8_inst *)h_vdec; | |
580 | ||
581 | switch (type) { | |
582 | case GET_PARAM_DISP_FRAME_BUFFER: | |
583 | get_disp_fb(inst, out); | |
584 | break; | |
585 | ||
586 | case GET_PARAM_FREE_FRAME_BUFFER: | |
587 | get_free_fb(inst, out); | |
588 | break; | |
589 | ||
590 | case GET_PARAM_PIC_INFO: | |
591 | get_pic_info(inst, out); | |
592 | break; | |
593 | ||
594 | case GET_PARAM_CROP_INFO: | |
595 | get_crop_info(inst, out); | |
596 | break; | |
597 | ||
598 | case GET_PARAM_DPB_SIZE: | |
599 | *((unsigned int *)out) = VP8_DPB_SIZE; | |
600 | break; | |
601 | ||
602 | default: | |
603 | mtk_vcodec_err(inst, "invalid get parameter type=%d", type); | |
604 | return -EINVAL; | |
605 | } | |
606 | ||
607 | return 0; | |
608 | } | |
609 | ||
610 | static void vdec_vp8_deinit(unsigned long h_vdec) | |
611 | { | |
612 | struct vdec_vp8_inst *inst = (struct vdec_vp8_inst *)h_vdec; | |
613 | ||
614 | mtk_vcodec_debug_enter(inst); | |
615 | ||
616 | vpu_dec_deinit(&inst->vpu); | |
617 | free_working_buf(inst); | |
618 | kfree(inst); | |
619 | } | |
620 | ||
621 | static struct vdec_common_if vdec_vp8_if = { | |
243dd05d KC |
622 | .init = vdec_vp8_init, |
623 | .decode = vdec_vp8_decode, | |
624 | .get_param = vdec_vp8_get_param, | |
625 | .deinit = vdec_vp8_deinit, | |
d1fad85f TL |
626 | }; |
627 | ||
628 | struct vdec_common_if *get_vp8_dec_comm_if(void); | |
629 | ||
630 | struct vdec_common_if *get_vp8_dec_comm_if(void) | |
631 | { | |
632 | return &vdec_vp8_if; | |
633 | } |