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