1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
4 * Copyright (C) 2017 Linaro Ltd.
5 */
6
7 #ifndef __VENUS_CORE_H_
8 #define __VENUS_CORE_H_
9
10 #include <linux/bitops.h>
11 #include <linux/list.h>
12 #include <media/videobuf2-v4l2.h>
13 #include <media/v4l2-ctrls.h>
14 #include <media/v4l2-device.h>
15
16 #include "dbgfs.h"
17 #include "hfi.h"
18 #include "hfi_platform.h"
19 #include "hfi_helper.h"
20
21 #define VDBGL "VenusLow : "
22 #define VDBGM "VenusMed : "
23 #define VDBGH "VenusHigh: "
24 #define VDBGFW "VenusFW : "
25
26 #define VIDC_CLKS_NUM_MAX 4
27 #define VIDC_VCODEC_CLKS_NUM_MAX 2
28 #define VIDC_PMDOMAINS_NUM_MAX 3
29 #define VIDC_RESETS_NUM_MAX 2
30
31 extern int venus_fw_debug;
32
33 struct freq_tbl {
34 unsigned int load;
35 unsigned long freq;
36 };
37
38 struct reg_val {
39 u32 reg;
40 u32 value;
41 };
42
43 struct bw_tbl {
44 u32 mbs_per_sec;
45 u32 avg;
46 u32 peak;
47 u32 avg_10bit;
48 u32 peak_10bit;
49 };
50
51 enum vpu_version {
52 VPU_VERSION_AR50,
53 VPU_VERSION_AR50_LITE,
54 VPU_VERSION_IRIS1,
55 VPU_VERSION_IRIS2,
56 VPU_VERSION_IRIS2_1,
57 };
58
59 struct venus_resources {
60 u64 dma_mask;
61 const struct freq_tbl *freq_tbl;
62 unsigned int freq_tbl_size;
63 const struct bw_tbl *bw_tbl_enc;
64 unsigned int bw_tbl_enc_size;
65 const struct bw_tbl *bw_tbl_dec;
66 unsigned int bw_tbl_dec_size;
67 const struct reg_val *reg_tbl;
68 unsigned int reg_tbl_size;
69 const struct hfi_ubwc_config *ubwc_conf;
70 const char * const clks[VIDC_CLKS_NUM_MAX];
71 unsigned int clks_num;
72 const char * const vcodec0_clks[VIDC_VCODEC_CLKS_NUM_MAX];
73 const char * const vcodec1_clks[VIDC_VCODEC_CLKS_NUM_MAX];
74 unsigned int vcodec_clks_num;
75 const char * const vcodec_pmdomains[VIDC_PMDOMAINS_NUM_MAX];
76 unsigned int vcodec_pmdomains_num;
77 const char **opp_pmdomain;
78 unsigned int vcodec_num;
79 const char * const resets[VIDC_RESETS_NUM_MAX];
80 unsigned int resets_num;
81 enum hfi_version hfi_version;
82 enum vpu_version vpu_version;
83 u8 num_vpp_pipes;
84 u32 max_load;
85 unsigned int vmem_id;
86 u32 vmem_size;
87 u32 vmem_addr;
88 u32 cp_start;
89 u32 cp_size;
90 u32 cp_nonpixel_start;
91 u32 cp_nonpixel_size;
92 const char *fwname;
93 };
94
95 enum venus_fmt {
96 VENUS_FMT_NV12 = 0,
97 VENUS_FMT_QC08C = 1,
98 VENUS_FMT_QC10C = 2,
99 VENUS_FMT_P010 = 3,
100 VENUS_FMT_H264 = 4,
101 VENUS_FMT_VP8 = 5,
102 VENUS_FMT_VP9 = 6,
103 VENUS_FMT_HEVC = 7,
104 VENUS_FMT_VC1_ANNEX_G = 8,
105 VENUS_FMT_VC1_ANNEX_L = 9,
106 VENUS_FMT_MPEG4 = 10,
107 VENUS_FMT_MPEG2 = 11,
108 VENUS_FMT_H263 = 12,
109 VENUS_FMT_XVID = 13,
110 };
111
112 struct venus_format {
113 u32 pixfmt;
114 unsigned int num_planes;
115 u32 type;
116 u32 flags;
117 };
118
119 /**
120 * struct venus_core - holds core parameters valid for all instances
121 *
122 * @base: IO memory base address
123 * @vbif_base: IO memory vbif base address
124 * @cpu_base: IO memory cpu base address
125 * @cpu_cs_base: IO memory cpu_cs base address
126 * @cpu_ic_base: IO memory cpu_ic base address
127 * @wrapper_base: IO memory wrapper base address
128 * @wrapper_tz_base: IO memory wrapper TZ base address
129 * @aon_base: AON base address
130 * @irq: Venus irq
131 * @clks: an array of struct clk pointers
132 * @vcodec0_clks: an array of vcodec0 struct clk pointers
133 * @vcodec1_clks: an array of vcodec1 struct clk pointers
134 * @video_path: an interconnect handle to video to/from memory path
135 * @cpucfg_path: an interconnect handle to cpu configuration path
136 * @has_opp_table: does OPP table exist
137 * @pmdomains: an array of pmdomains struct device pointers
138 * @opp_dl_venus: an device-link for device OPP
139 * @opp_pmdomain: an OPP power-domain
140 * @resets: an array of reset signals
141 * @vdev_dec: a reference to video device structure for decoder instances
142 * @vdev_enc: a reference to video device structure for encoder instances
143 * @v4l2_dev: a holder for v4l2 device structure
144 * @res: a reference to venus resources structure
145 * @dev: convenience struct device pointer
146 * @dev_dec: convenience struct device pointer for decoder device
147 * @dev_enc: convenience struct device pointer for encoder device
148 * @use_tz: a flag that suggests presence of trustzone
149 * @fw: structure of firmware parameters
150 * @lock: a lock for this strucure
151 * @instances: a list_head of all instances
152 * @insts_count: num of instances
153 * @state: the state of the venus core
154 * @done: a completion for sync HFI operations
155 * @error: an error returned during last HFI sync operations
156 * @sys_error: an error flag that signal system error event
157 * @sys_err_done: a waitqueue to wait for system error recovery end
158 * @core_ops: the core operations
159 * @pm_ops: a pointer to pm operations
160 * @pm_lock: a lock for PM operations
161 * @enc_codecs: encoders supported by this core
162 * @dec_codecs: decoders supported by this core
163 * @max_sessions_supported: holds the maximum number of sessions
164 * @priv: a private filed for HFI operations
165 * @ops: the core HFI operations
166 * @work: a delayed work for handling system fatal error
167 * @caps: an array of supported HFI capabilities
168 * @codecs_count: platform codecs count
169 * @core0_usage_count: usage counter for core0
170 * @core1_usage_count: usage counter for core1
171 * @root: debugfs root directory
172 * @venus_ver: the venus firmware version
173 */
174 struct venus_core {
175 void __iomem *base;
176 void __iomem *vbif_base;
177 void __iomem *cpu_base;
178 void __iomem *cpu_cs_base;
179 void __iomem *cpu_ic_base;
180 void __iomem *wrapper_base;
181 void __iomem *wrapper_tz_base;
182 void __iomem *aon_base;
183 int irq;
184 struct clk *clks[VIDC_CLKS_NUM_MAX];
185 struct clk *vcodec0_clks[VIDC_VCODEC_CLKS_NUM_MAX];
186 struct clk *vcodec1_clks[VIDC_VCODEC_CLKS_NUM_MAX];
187 struct icc_path *video_path;
188 struct icc_path *cpucfg_path;
189 bool has_opp_table;
190 struct device *pmdomains[VIDC_PMDOMAINS_NUM_MAX];
191 struct device_link *opp_dl_venus;
192 struct device *opp_pmdomain;
193 struct reset_control *resets[VIDC_RESETS_NUM_MAX];
194 struct video_device *vdev_dec;
195 struct video_device *vdev_enc;
196 struct v4l2_device v4l2_dev;
197 const struct venus_resources *res;
198 struct device *dev;
199 struct device *dev_dec;
200 struct device *dev_enc;
201 unsigned int use_tz;
202 struct video_firmware {
203 struct device *dev;
204 struct iommu_domain *iommu_domain;
205 size_t mapped_mem_size;
206 phys_addr_t mem_phys;
207 size_t mem_size;
208 } fw;
209 struct mutex lock;
210 struct list_head instances;
211 atomic_t insts_count;
212 unsigned int state;
213 struct completion done;
214 unsigned int error;
215 unsigned long sys_error;
216 wait_queue_head_t sys_err_done;
217 const struct hfi_core_ops *core_ops;
218 const struct venus_pm_ops *pm_ops;
219 struct mutex pm_lock;
220 unsigned long enc_codecs;
221 unsigned long dec_codecs;
222 unsigned int max_sessions_supported;
223 void *priv;
224 const struct hfi_ops *ops;
225 struct delayed_work work;
226 struct hfi_plat_caps caps[MAX_CODEC_NUM];
227 unsigned int codecs_count;
228 unsigned int core0_usage_count;
229 unsigned int core1_usage_count;
230 struct dentry *root;
231 struct venus_img_version {
232 u32 major;
233 u32 minor;
234 u32 rev;
235 } venus_ver;
236 };
237
238 struct vdec_controls {
239 u32 post_loop_deb_mode;
240 u32 profile;
241 u32 level;
242 u32 display_delay;
243 u32 display_delay_enable;
244 u64 conceal_color;
245 };
246
247 struct venc_controls {
248 u16 gop_size;
249 u32 num_p_frames;
250 u32 num_b_frames;
251 u32 bitrate_mode;
252 u32 bitrate;
253 u32 bitrate_peak;
254 u32 rc_enable;
255 u32 const_quality;
256 u32 frame_skip_mode;
257
258 u32 h264_i_period;
259 u32 h264_entropy_mode;
260 u32 h264_i_qp;
261 u32 h264_p_qp;
262 u32 h264_b_qp;
263 u32 h264_min_qp;
264 u32 h264_max_qp;
265 u32 h264_i_min_qp;
266 u32 h264_i_max_qp;
267 u32 h264_p_min_qp;
268 u32 h264_p_max_qp;
269 u32 h264_b_min_qp;
270 u32 h264_b_max_qp;
271 u32 h264_loop_filter_mode;
272 s32 h264_loop_filter_alpha;
273 s32 h264_loop_filter_beta;
274 u32 h264_8x8_transform;
275
276 u32 hevc_i_qp;
277 u32 hevc_p_qp;
278 u32 hevc_b_qp;
279 u32 hevc_min_qp;
280 u32 hevc_max_qp;
281 u32 hevc_i_min_qp;
282 u32 hevc_i_max_qp;
283 u32 hevc_p_min_qp;
284 u32 hevc_p_max_qp;
285 u32 hevc_b_min_qp;
286 u32 hevc_b_max_qp;
287
288 u32 vp8_min_qp;
289 u32 vp8_max_qp;
290
291 u32 multi_slice_mode;
292 u32 multi_slice_max_bytes;
293 u32 multi_slice_max_mb;
294
295 u32 header_mode;
296 bool aud_enable;
297 u32 intra_refresh_type;
298 u32 intra_refresh_period;
299
300 struct {
301 u32 h264;
302 u32 mpeg4;
303 u32 hevc;
304 u32 vp8;
305 u32 vp9;
306 } profile;
307 struct {
308 u32 h264;
309 u32 mpeg4;
310 u32 hevc;
311 u32 vp9;
312 } level;
313
314 u32 base_priority_id;
315 u32 ltr_count;
316 struct v4l2_ctrl_hdr10_cll_info cll;
317 struct v4l2_ctrl_hdr10_mastering_display mastering;
318 };
319
320 struct venus_buffer {
321 struct vb2_v4l2_buffer vb;
322 struct list_head list;
323 dma_addr_t dma_addr;
324 u32 size;
325 struct list_head reg_list;
326 u32 flags;
327 struct list_head ref_list;
328 };
329
330 struct clock_data {
331 u32 core_id;
332 unsigned long freq;
333 unsigned long vpp_freq;
334 unsigned long vsp_freq;
335 unsigned long low_power_freq;
336 };
337
338 #define to_venus_buffer(ptr) container_of(ptr, struct venus_buffer, vb)
339
340 enum venus_dec_state {
341 VENUS_DEC_STATE_DEINIT = 0,
342 VENUS_DEC_STATE_INIT = 1,
343 VENUS_DEC_STATE_CAPTURE_SETUP = 2,
344 VENUS_DEC_STATE_STOPPED = 3,
345 VENUS_DEC_STATE_SEEK = 4,
346 VENUS_DEC_STATE_DRAIN = 5,
347 VENUS_DEC_STATE_DECODING = 6,
348 VENUS_DEC_STATE_DRC = 7,
349 };
350
351 enum venus_enc_state {
352 VENUS_ENC_STATE_DEINIT = 0,
353 VENUS_ENC_STATE_INIT = 1,
354 VENUS_ENC_STATE_ENCODING = 2,
355 VENUS_ENC_STATE_STOPPED = 3,
356 VENUS_ENC_STATE_DRAIN = 4,
357 };
358
359 struct venus_ts_metadata {
360 bool used;
361 u64 ts_ns;
362 u64 ts_us;
363 u32 flags;
364 struct v4l2_timecode tc;
365 };
366
367 enum venus_inst_modes {
368 VENUS_LOW_POWER = BIT(0),
369 };
370
371 /**
372 * struct venus_inst - holds per instance parameters
373 *
374 * @list: used for attach an instance to the core
375 * @lock: instance lock
376 * @core: a reference to the core struct
377 * @clk_data: clock data per core ID
378 * @dpbbufs: a list of decoded picture buffers
379 * @internalbufs: a list of internal bufferes
380 * @registeredbufs: a list of registered capture bufferes
381 * @delayed_process: a list of delayed buffers
382 * @delayed_process_work: a work_struct for process delayed buffers
383 * @nonblock: nonblocking flag
384 * @ctrl_handler: v4l control handler
385 * @controls: a union of decoder and encoder control parameters
386 * @fh: a holder of v4l file handle structure
387 * @streamon_cap: stream on flag for capture queue
388 * @streamon_out: stream on flag for output queue
389 * @width: current capture width
390 * @height: current capture height
391 * @crop: current crop rectangle
392 * @fw_min_cnt: firmware minimum buffer count
393 * @out_width: current output width
394 * @out_height: current output height
395 * @colorspace: current color space
396 * @ycbcr_enc: current YCbCr encoding
397 * @quantization: current quantization
398 * @xfer_func: current xfer function
399 * @codec_state: current decoder API state (see DEC_STATE_)
400 * @enc_state: current encoder API state (see ENC_STATE_)
401 * @reconf_wait: wait queue for resolution change event
402 * @subscriptions: used to hold current events subscriptions
403 * @buf_count: used to count number of buffers (reqbuf(0))
404 * @tss: timestamp metadata
405 * @payloads: cache plane payload to use it for clock/BW scaling
406 * @fps: holds current FPS
407 * @timeperframe: holds current time per frame structure
408 * @fmt_out: a reference to output format structure
409 * @fmt_cap: a reference to capture format structure
410 * @num_input_bufs: holds number of input buffers
411 * @num_output_bufs: holds number of output buffers
412 * @input_buf_size: holds input buffer size
413 * @output_buf_size: holds output buffer size
414 * @output2_buf_size: holds secondary decoder output buffer size
415 * @dpb_buftype: decoded picture buffer type
416 * @dpb_fmt: decoded picture buffer raw format
417 * @opb_buftype: output picture buffer type
418 * @opb_fmt: output picture buffer raw format
419 * @reconfig: a flag raised by decoder when the stream resolution changed
420 * @hfi_codec: current codec for this instance in HFI space
421 * @sequence_cap: a sequence counter for capture queue
422 * @sequence_out: a sequence counter for output queue
423 * @m2m_dev: a reference to m2m device structure
424 * @m2m_ctx: a reference to m2m context structure
425 * @ctx_q_lock: a lock to serialize video device ioctl calls
426 * @state: current state of the instance
427 * @done: a completion for sync HFI operation
428 * @error: an error returned during last HFI sync operation
429 * @session_error: a flag rised by HFI interface in case of session error
430 * @ops: HFI operations
431 * @priv: a private for HFI operations callbacks
432 * @session_type: the type of the session (decoder or encoder)
433 * @hprop: a union used as a holder by get property
434 * @core_acquired: the Core has been acquired
435 * @bit_depth: current bitstream bit-depth
436 * @pic_struct: bitstream progressive vs interlaced
437 * @next_buf_last: a flag to mark next queued capture buffer as last
438 * @drain_active: Drain sequence is in progress
439 * @flags: bitmask flags describing current instance mode
440 * @dpb_ids: DPB buffer ID's
441 */
442 struct venus_inst {
443 struct list_head list;
444 struct mutex lock;
445 struct venus_core *core;
446 struct clock_data clk_data;
447 struct list_head dpbbufs;
448 struct list_head internalbufs;
449 struct list_head registeredbufs;
450 struct list_head delayed_process;
451 struct work_struct delayed_process_work;
452 bool nonblock;
453
454 struct v4l2_ctrl_handler ctrl_handler;
455 union {
456 struct vdec_controls dec;
457 struct venc_controls enc;
458 } controls;
459 struct v4l2_fh fh;
460 unsigned int streamon_cap, streamon_out;
461 u32 width;
462 u32 height;
463 struct v4l2_rect crop;
464 u32 fw_min_cnt;
465 u32 out_width;
466 u32 out_height;
467 u32 colorspace;
468 u8 ycbcr_enc;
469 u8 quantization;
470 u8 xfer_func;
471 enum venus_dec_state codec_state;
472 enum venus_enc_state enc_state;
473 wait_queue_head_t reconf_wait;
474 unsigned int subscriptions;
475 int buf_count;
476 struct venus_ts_metadata tss[VIDEO_MAX_FRAME];
477 unsigned long payloads[VIDEO_MAX_FRAME];
478 u64 fps;
479 struct v4l2_fract timeperframe;
480 const struct venus_format *fmt_out;
481 const struct venus_format *fmt_cap;
482 unsigned int num_input_bufs;
483 unsigned int num_output_bufs;
484 unsigned int input_buf_size;
485 unsigned int output_buf_size;
486 unsigned int output2_buf_size;
487 u32 dpb_buftype;
488 u32 dpb_fmt;
489 u32 opb_buftype;
490 u32 opb_fmt;
491 bool reconfig;
492 u32 hfi_codec;
493 u32 sequence_cap;
494 u32 sequence_out;
495 struct v4l2_m2m_dev *m2m_dev;
496 struct v4l2_m2m_ctx *m2m_ctx;
497 struct mutex ctx_q_lock;
498 unsigned int state;
499 struct completion done;
500 unsigned int error;
501 bool session_error;
502 const struct hfi_inst_ops *ops;
503 u32 session_type;
504 union hfi_get_property hprop;
505 unsigned int core_acquired: 1;
506 unsigned int bit_depth;
507 unsigned int pic_struct;
508 bool next_buf_last;
509 bool drain_active;
510 enum venus_inst_modes flags;
511 struct ida dpb_ids;
512 };
513
514 #define IS_V1(core) ((core)->res->hfi_version == HFI_VERSION_1XX)
515 #define IS_V3(core) ((core)->res->hfi_version == HFI_VERSION_3XX)
516 #define IS_V4(core) ((core)->res->hfi_version == HFI_VERSION_4XX)
517 #define IS_V6(core) ((core)->res->hfi_version == HFI_VERSION_6XX)
518
519 #define IS_AR50(core) ((core)->res->vpu_version == VPU_VERSION_AR50)
520 #define IS_AR50_LITE(core) ((core)->res->vpu_version == VPU_VERSION_AR50_LITE)
521 #define IS_IRIS1(core) ((core)->res->vpu_version == VPU_VERSION_IRIS1)
522 #define IS_IRIS2(core) ((core)->res->vpu_version == VPU_VERSION_IRIS2)
523 #define IS_IRIS2_1(core) ((core)->res->vpu_version == VPU_VERSION_IRIS2_1)
524
525 #define ctrl_to_inst(ctrl) \
526 container_of((ctrl)->handler, struct venus_inst, ctrl_handler)
527
to_inst(struct file * filp)528 static inline struct venus_inst *to_inst(struct file *filp)
529 {
530 return container_of(filp->private_data, struct venus_inst, fh);
531 }
532
to_hfi_priv(struct venus_core * core)533 static inline void *to_hfi_priv(struct venus_core *core)
534 {
535 return core->priv;
536 }
537
538 static inline struct hfi_plat_caps *
venus_caps_by_codec(struct venus_core * core,u32 codec,u32 domain)539 venus_caps_by_codec(struct venus_core *core, u32 codec, u32 domain)
540 {
541 unsigned int c;
542
543 for (c = 0; c < core->codecs_count; c++) {
544 if (core->caps[c].codec == codec &&
545 core->caps[c].domain == domain)
546 return &core->caps[c];
547 }
548
549 return NULL;
550 }
551
552 static inline bool
is_fw_rev_or_newer(struct venus_core * core,u32 vmajor,u32 vminor,u32 vrev)553 is_fw_rev_or_newer(struct venus_core *core, u32 vmajor, u32 vminor, u32 vrev)
554 {
555 return ((core)->venus_ver.major == vmajor &&
556 (core)->venus_ver.minor == vminor &&
557 (core)->venus_ver.rev >= vrev);
558 }
559
560 static inline bool
is_fw_rev_or_older(struct venus_core * core,u32 vmajor,u32 vminor,u32 vrev)561 is_fw_rev_or_older(struct venus_core *core, u32 vmajor, u32 vminor, u32 vrev)
562 {
563 return ((core)->venus_ver.major == vmajor &&
564 (core)->venus_ver.minor == vminor &&
565 (core)->venus_ver.rev <= vrev);
566 }
567 #endif
568