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nest-open-source / manifest_repos / kernel / 4f18c0c0649c21299b096883d4328736d60f04cc / . / drivers / amlogic / media_modules / frame_provider / decoder / vc1 / vvc1.c
blob: 66993099dd1f79909de4c28116a8e779d1a34da8 [file] [log] [blame]
/*
* drivers/amlogic/amports/vvc1.c
*
* Copyright (C) 2015 Amlogic, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*/
#define DEBUG
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
#include <linux/kfifo.h>
#include <linux/platform_device.h>
#include <linux/amlogic/media/utils/amstream.h>
#include <linux/amlogic/media/frame_sync/ptsserv.h>
#include <linux/amlogic/media/canvas/canvas.h>
#include <linux/amlogic/media/canvas/canvas_mgr.h>
#include <linux/amlogic/media/vfm/vframe.h>
#include <linux/amlogic/media/vfm/vframe_provider.h>
#include <linux/amlogic/media/vfm/vframe_receiver.h>
#include <linux/amlogic/media/utils/vdec_reg.h>
#include "../utils/amvdec.h"
#include "../utils/vdec.h"
#include <linux/amlogic/media/registers/register.h>
#include "../../../stream_input/amports/amports_priv.h"
#include "../utils/decoder_mmu_box.h"
#include "../utils/decoder_bmmu_box.h"
#include <linux/amlogic/media/codec_mm/codec_mm.h>
#include <linux/amlogic/media/codec_mm/configs.h>
#include "../utils/firmware.h"
#include <linux/amlogic/tee.h>
#include <linux/delay.h>
#define DRIVER_NAME "amvdec_vc1"
#define MODULE_NAME "amvdec_vc1"
#define DEBUG_PTS
#if 1 /* //MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6 */
#define NV21
#endif
#define VC1_MAX_SUPPORT_SIZE (1920*1088)
#define I_PICTURE 0
#define P_PICTURE 1
#define B_PICTURE 2
#define ORI_BUFFER_START_ADDR 0x01000000
#define INTERLACE_FLAG 0x80
#define BOTTOM_FIELD_FIRST_FLAG 0x40
/* protocol registers */
#define VC1_PIC_RATIO AV_SCRATCH_0
#define VC1_ERROR_COUNT AV_SCRATCH_6
#define VC1_SOS_COUNT AV_SCRATCH_7
#define VC1_BUFFERIN AV_SCRATCH_8
#define VC1_BUFFEROUT AV_SCRATCH_9
#define VC1_REPEAT_COUNT AV_SCRATCH_A
#define VC1_TIME_STAMP AV_SCRATCH_B
#define VC1_OFFSET_REG AV_SCRATCH_C
#define MEM_OFFSET_REG AV_SCRATCH_F
#define VF_POOL_SIZE 16
#define DECODE_BUFFER_NUM_MAX 4
#define WORKSPACE_SIZE (2 * SZ_1M)
#define MAX_BMMU_BUFFER_NUM (DECODE_BUFFER_NUM_MAX + 1)
#define VF_BUFFER_IDX(n) (1 + n)
#define DCAC_BUFF_START_ADDR 0x01f00000
#define PUT_INTERVAL (HZ/100)
#if 1 /* /MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6 */
/* TODO: move to register headers */
#define VPP_VD1_POSTBLEND (1 << 10)
#define MEM_FIFO_CNT_BIT 16
#define MEM_LEVEL_CNT_BIT 18
#endif
static struct vdec_info *gvs;
static struct vframe_s *vvc1_vf_peek(void *);
static struct vframe_s *vvc1_vf_get(void *);
static void vvc1_vf_put(struct vframe_s *, void *);
static int vvc1_vf_states(struct vframe_states *states, void *);
static int vvc1_event_cb(int type, void *data, void *private_data);
static int vvc1_prot_init(void);
static void vvc1_local_init(void);
static const char vvc1_dec_id[] = "vvc1-dev";
#define PROVIDER_NAME "decoder.vc1"
static const struct vframe_operations_s vvc1_vf_provider = {
.peek = vvc1_vf_peek,
.get = vvc1_vf_get,
.put = vvc1_vf_put,
.event_cb = vvc1_event_cb,
.vf_states = vvc1_vf_states,
};
static void *mm_blk_handle;
static struct vframe_provider_s vvc1_vf_prov;
static DECLARE_KFIFO(newframe_q, struct vframe_s *, VF_POOL_SIZE);
static DECLARE_KFIFO(display_q, struct vframe_s *, VF_POOL_SIZE);
static DECLARE_KFIFO(recycle_q, struct vframe_s *, VF_POOL_SIZE);
static struct vframe_s vfpool[VF_POOL_SIZE];
static struct vframe_s vfpool2[VF_POOL_SIZE];
static int cur_pool_idx;
static s32 vfbuf_use[DECODE_BUFFER_NUM_MAX];
static struct timer_list recycle_timer;
static u32 stat;
static u32 buf_size = 32 * 1024 * 1024;
static u32 buf_offset;
static u32 avi_flag;
static u32 vvc1_ratio;
static u32 vvc1_format;
static u32 intra_output;
static u32 frame_width, frame_height, frame_dur;
static u32 saved_resolution;
static u32 pts_by_offset = 1;
static u32 total_frame;
static u32 next_pts;
static u64 next_pts_us64;
static bool is_reset;
static struct work_struct set_clk_work;
static struct work_struct error_wd_work;
#ifdef DEBUG_PTS
static u32 pts_hit, pts_missed, pts_i_hit, pts_i_missed;
#endif
static DEFINE_SPINLOCK(lock);
static struct dec_sysinfo vvc1_amstream_dec_info;
struct frm_s {
int state;
u32 start_pts;
int num;
u32 end_pts;
u32 rate;
u32 trymax;
};
static struct frm_s frm;
enum {
RATE_MEASURE_START_PTS = 0,
RATE_MEASURE_END_PTS,
RATE_MEASURE_DONE
};
#define RATE_MEASURE_NUM 8
#define RATE_CORRECTION_THRESHOLD 5
#define RATE_24_FPS 3755 /* 23.97 */
#define RATE_30_FPS 3003 /* 29.97 */
#define DUR2PTS(x) ((x)*90/96)
#define PTS2DUR(x) ((x)*96/90)
static inline int pool_index(struct vframe_s *vf)
{
if ((vf >= &vfpool[0]) && (vf <= &vfpool[VF_POOL_SIZE - 1]))
return 0;
else if ((vf >= &vfpool2[0]) && (vf <= &vfpool2[VF_POOL_SIZE - 1]))
return 1;
else
return -1;
}
static inline bool close_to(int a, int b, int m)
{
return abs(a - b) < m;
}
static inline u32 index2canvas(u32 index)
{
const u32 canvas_tab[DECODE_BUFFER_NUM_MAX] = {
#if 1 /* ALWASY.MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6 */
0x010100, 0x030302, 0x050504, 0x070706/*,
0x090908, 0x0b0b0a, 0x0d0d0c, 0x0f0f0e*/
#else
0x020100, 0x050403, 0x080706, 0x0b0a09
#endif
};
return canvas_tab[index];
}
static void set_aspect_ratio(struct vframe_s *vf, unsigned int pixel_ratio)
{
int ar = 0;
if (vvc1_ratio == 0) {
/* always stretch to 16:9 */
vf->ratio_control |= (0x90 << DISP_RATIO_ASPECT_RATIO_BIT);
} else if (pixel_ratio > 0x0f) {
ar = (vvc1_amstream_dec_info.height * (pixel_ratio & 0xff) *
vvc1_ratio) / (vvc1_amstream_dec_info.width *
(pixel_ratio >> 8));
} else {
switch (pixel_ratio) {
case 0:
ar = (vvc1_amstream_dec_info.height * vvc1_ratio) /
vvc1_amstream_dec_info.width;
break;
case 1:
ar = (vf->height * vvc1_ratio) / vf->width;
break;
case 2:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 12);
break;
case 3:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 10);
break;
case 4:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 16);
break;
case 5:
ar = (vf->height * 33 * vvc1_ratio) / (vf->width * 40);
break;
case 6:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 24);
break;
case 7:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 20);
break;
case 8:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 32);
break;
case 9:
ar = (vf->height * 33 * vvc1_ratio) / (vf->width * 80);
break;
case 10:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 18);
break;
case 11:
ar = (vf->height * 11 * vvc1_ratio) / (vf->width * 15);
break;
case 12:
ar = (vf->height * 33 * vvc1_ratio) / (vf->width * 64);
break;
case 13:
ar = (vf->height * 99 * vvc1_ratio) /
(vf->width * 160);
break;
default:
ar = (vf->height * vvc1_ratio) / vf->width;
break;
}
}
ar = min(ar, DISP_RATIO_ASPECT_RATIO_MAX);
vf->ratio_control = (ar << DISP_RATIO_ASPECT_RATIO_BIT);
/*vf->ratio_control |= DISP_RATIO_FORCECONFIG | DISP_RATIO_KEEPRATIO;*/
}
static irqreturn_t vvc1_isr(int irq, void *dev_id)
{
u32 reg;
struct vframe_s *vf = NULL;
u32 repeat_count;
u32 picture_type;
u32 buffer_index;
unsigned int pts, pts_valid = 0, offset = 0;
u32 v_width, v_height;
u64 pts_us64 = 0;
reg = READ_VREG(VC1_BUFFEROUT);
if (reg) {
v_width = READ_VREG(AV_SCRATCH_J);
v_height = READ_VREG(AV_SCRATCH_K);
if (v_width && v_width <= 4096
&& (v_width != vvc1_amstream_dec_info.width)) {
pr_info("frame width changed %d to %d\n",
vvc1_amstream_dec_info.width, v_width);
vvc1_amstream_dec_info.width = v_width;
frame_width = v_width;
}
if (v_height && v_height <= 4096
&& (v_height != vvc1_amstream_dec_info.height)) {
pr_info("frame height changed %d to %d\n",
vvc1_amstream_dec_info.height, v_height);
vvc1_amstream_dec_info.height = v_height;
frame_height = v_height;
}
if (pts_by_offset) {
offset = READ_VREG(VC1_OFFSET_REG);
if (pts_lookup_offset_us64(
PTS_TYPE_VIDEO,
offset, &pts, 0, &pts_us64) == 0) {
pts_valid = 1;
#ifdef DEBUG_PTS
pts_hit++;
#endif
} else {
#ifdef DEBUG_PTS
pts_missed++;
#endif
}
}
repeat_count = READ_VREG(VC1_REPEAT_COUNT);
buffer_index = ((reg & 0x7) - 1) & 3;
picture_type = (reg >> 3) & 7;
if (buffer_index >= DECODE_BUFFER_NUM_MAX) {
pr_info("fatal error, invalid buffer index.");
return IRQ_HANDLED;
}
if ((intra_output == 0) && (picture_type != 0)) {
WRITE_VREG(VC1_BUFFERIN, ~(1 << buffer_index));
WRITE_VREG(VC1_BUFFEROUT, 0);
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
return IRQ_HANDLED;
}
intra_output = 1;
#ifdef DEBUG_PTS
if (picture_type == I_PICTURE) {
/* pr_info("I offset 0x%x,
*pts_valid %d\n", offset, pts_valid);
*/
if (!pts_valid)
pts_i_missed++;
else
pts_i_hit++;
}
#endif
if ((pts_valid) && (frm.state != RATE_MEASURE_DONE)) {
if (frm.state == RATE_MEASURE_START_PTS) {
frm.start_pts = pts;
frm.state = RATE_MEASURE_END_PTS;
frm.trymax = RATE_MEASURE_NUM;
} else if (frm.state == RATE_MEASURE_END_PTS) {
if (frm.num >= frm.trymax) {
frm.end_pts = pts;
frm.rate = (frm.end_pts -
frm.start_pts) / frm.num;
pr_info("frate before=%d,%d,num=%d\n",
frm.rate,
DUR2PTS(vvc1_amstream_dec_info.rate),
frm.num);
/* check if measured rate is same as
* settings from upper layer
* and correct it if necessary
*/
if ((close_to(frm.rate, RATE_30_FPS,
RATE_CORRECTION_THRESHOLD) &&
close_to(
DUR2PTS(
vvc1_amstream_dec_info.rate),
RATE_24_FPS,
RATE_CORRECTION_THRESHOLD))
||
(close_to(
frm.rate, RATE_24_FPS,
RATE_CORRECTION_THRESHOLD)
&&
close_to(DUR2PTS(
vvc1_amstream_dec_info.rate),
RATE_30_FPS,
RATE_CORRECTION_THRESHOLD))) {
pr_info(
"vvc1: frate from %d to %d\n",
vvc1_amstream_dec_info.rate,
PTS2DUR(frm.rate));
vvc1_amstream_dec_info.rate =
PTS2DUR(frm.rate);
frm.state = RATE_MEASURE_DONE;
} else if (close_to(frm.rate,
DUR2PTS(
vvc1_amstream_dec_info.rate),
RATE_CORRECTION_THRESHOLD))
frm.state = RATE_MEASURE_DONE;
else {
/* maybe still have problem,
* try next double frames....
*/
frm.state = RATE_MEASURE_DONE;
frm.start_pts = pts;
frm.state =
RATE_MEASURE_END_PTS;
/*60 fps*60 S */
frm.num = 0;
}
}
}
}
if (frm.state != RATE_MEASURE_DONE)
frm.num += (repeat_count > 1) ? repeat_count : 1;
if (vvc1_amstream_dec_info.rate == 0)
vvc1_amstream_dec_info.rate = PTS2DUR(frm.rate);
if (reg & INTERLACE_FLAG) { /* interlace */
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
vf->signal_type = 0;
vf->index = buffer_index;
vf->width = vvc1_amstream_dec_info.width;
vf->height = vvc1_amstream_dec_info.height;
vf->bufWidth = 1920;
vf->flag = 0;
if (pts_valid) {
vf->pts = pts;
vf->pts_us64 = pts_us64;
if ((repeat_count > 1) && avi_flag) {
vf->duration =
vvc1_amstream_dec_info.rate *
repeat_count >> 1;
next_pts = pts +
(vvc1_amstream_dec_info.rate *
repeat_count >> 1) * 15 / 16;
next_pts_us64 = pts_us64 +
((vvc1_amstream_dec_info.rate *
repeat_count >> 1) * 15 / 16) *
100 / 9;
} else {
vf->duration =
vvc1_amstream_dec_info.rate >> 1;
next_pts = 0;
next_pts_us64 = 0;
}
} else {
vf->pts = next_pts;
vf->pts_us64 = next_pts_us64;
if ((repeat_count > 1) && avi_flag) {
vf->duration =
vvc1_amstream_dec_info.rate *
repeat_count >> 1;
if (next_pts != 0) {
next_pts += ((vf->duration) -
((vf->duration) >> 4));
}
if (next_pts_us64 != 0) {
next_pts_us64 +=
((vf->duration) -
((vf->duration) >> 4)) *
100 / 9;
}
} else {
vf->duration =
vvc1_amstream_dec_info.rate >> 1;
next_pts = 0;
next_pts_us64 = 0;
}
}
vf->duration_pulldown = 0;
vf->type = (reg & BOTTOM_FIELD_FIRST_FLAG) ?
VIDTYPE_INTERLACE_BOTTOM : VIDTYPE_INTERLACE_TOP;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(buffer_index);
vf->orientation = 0;
vf->type_original = vf->type;
set_aspect_ratio(vf, READ_VREG(VC1_PIC_RATIO));
vfbuf_use[buffer_index]++;
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
buffer_index);
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
vf_notify_receiver(
PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_VFRAME_READY,
NULL);
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
vf->signal_type = 0;
vf->index = buffer_index;
vf->width = vvc1_amstream_dec_info.width;
vf->height = vvc1_amstream_dec_info.height;
vf->bufWidth = 1920;
vf->flag = 0;
vf->pts = next_pts;
vf->pts_us64 = next_pts_us64;
if ((repeat_count > 1) && avi_flag) {
vf->duration =
vvc1_amstream_dec_info.rate *
repeat_count >> 1;
if (next_pts != 0) {
next_pts +=
((vf->duration) -
((vf->duration) >> 4));
}
if (next_pts_us64 != 0) {
next_pts_us64 += ((vf->duration) -
((vf->duration) >> 4)) * 100 / 9;
}
} else {
vf->duration =
vvc1_amstream_dec_info.rate >> 1;
next_pts = 0;
next_pts_us64 = 0;
}
vf->duration_pulldown = 0;
vf->type = (reg & BOTTOM_FIELD_FIRST_FLAG) ?
VIDTYPE_INTERLACE_TOP : VIDTYPE_INTERLACE_BOTTOM;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(buffer_index);
vf->orientation = 0;
vf->type_original = vf->type;
set_aspect_ratio(vf, READ_VREG(VC1_PIC_RATIO));
vfbuf_use[buffer_index]++;
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
buffer_index);
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
vf_notify_receiver(
PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_VFRAME_READY,
NULL);
} else { /* progressive */
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
vf->signal_type = 0;
vf->index = buffer_index;
vf->width = vvc1_amstream_dec_info.width;
vf->height = vvc1_amstream_dec_info.height;
vf->bufWidth = 1920;
vf->flag = 0;
if (pts_valid) {
vf->pts = pts;
vf->pts_us64 = pts_us64;
if ((repeat_count > 1) && avi_flag) {
vf->duration =
vvc1_amstream_dec_info.rate *
repeat_count;
next_pts =
pts +
(vvc1_amstream_dec_info.rate *
repeat_count) * 15 / 16;
next_pts_us64 = pts_us64 +
((vvc1_amstream_dec_info.rate *
repeat_count) * 15 / 16) *
100 / 9;
} else {
vf->duration =
vvc1_amstream_dec_info.rate;
next_pts = 0;
next_pts_us64 = 0;
}
} else {
vf->pts = next_pts;
vf->pts_us64 = next_pts_us64;
if ((repeat_count > 1) && avi_flag) {
vf->duration =
vvc1_amstream_dec_info.rate *
repeat_count;
if (next_pts != 0) {
next_pts += ((vf->duration) -
((vf->duration) >> 4));
}
if (next_pts_us64 != 0) {
next_pts_us64 +=
((vf->duration) -
((vf->duration) >> 4)) *
100 / 9;
}
} else {
vf->duration =
vvc1_amstream_dec_info.rate;
next_pts = 0;
next_pts_us64 = 0;
}
}
vf->duration_pulldown = 0;
#ifdef NV21
vf->type =
VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD |
VIDTYPE_VIU_NV21;
#else
vf->type = VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD;
#endif
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(buffer_index);
vf->orientation = 0;
vf->type_original = vf->type;
set_aspect_ratio(vf, READ_VREG(VC1_PIC_RATIO));
vfbuf_use[buffer_index]++;
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
buffer_index);
kfifo_put(&display_q, (const struct vframe_s *)vf);
ATRACE_COUNTER(MODULE_NAME, vf->pts);
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_VFRAME_READY,
NULL);
}
frame_dur = vvc1_amstream_dec_info.rate;
total_frame++;
/*count info*/
gvs->frame_dur = frame_dur;
vdec_count_info(gvs, 0, offset);
/* pr_info("PicType = %d, PTS = 0x%x, repeat
*count %d\n", picture_type, vf->pts, repeat_count);
*/
WRITE_VREG(VC1_BUFFEROUT, 0);
}
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
return IRQ_HANDLED;
}
static struct vframe_s *vvc1_vf_peek(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_peek(&display_q, &vf))
return vf;
return NULL;
}
static struct vframe_s *vvc1_vf_get(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_get(&display_q, &vf))
return vf;
return NULL;
}
static void vvc1_vf_put(struct vframe_s *vf, void *op_arg)
{
if (pool_index(vf) == cur_pool_idx)
kfifo_put(&recycle_q, (const struct vframe_s *)vf);
}
static int vvc1_vf_states(struct vframe_states *states, void *op_arg)
{
unsigned long flags;
spin_lock_irqsave(&lock, flags);
states->vf_pool_size = VF_POOL_SIZE;
states->buf_free_num = kfifo_len(&newframe_q);
states->buf_avail_num = kfifo_len(&display_q);
states->buf_recycle_num = kfifo_len(&recycle_q);
spin_unlock_irqrestore(&lock, flags);
return 0;
}
static int vvc1_event_cb(int type, void *data, void *private_data)
{
if (type & VFRAME_EVENT_RECEIVER_RESET) {
unsigned long flags;
amvdec_stop();
#ifndef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_light_unreg_provider(&vvc1_vf_prov);
#endif
spin_lock_irqsave(&lock, flags);
vvc1_local_init();
vvc1_prot_init();
spin_unlock_irqrestore(&lock, flags);
#ifndef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_reg_provider(&vvc1_vf_prov);
#endif
amvdec_start();
}
return 0;
}
int vvc1_dec_status(struct vdec_s *vdec, struct vdec_info *vstatus)
{
if (!(stat & STAT_VDEC_RUN))
return -1;
vstatus->frame_width = vvc1_amstream_dec_info.width;
vstatus->frame_height = vvc1_amstream_dec_info.height;
if (vvc1_amstream_dec_info.rate != 0)
vstatus->frame_rate = 96000 / vvc1_amstream_dec_info.rate;
else
vstatus->frame_rate = -1;
vstatus->error_count = READ_VREG(AV_SCRATCH_C);
vstatus->status = stat;
vstatus->bit_rate = gvs->bit_rate;
vstatus->frame_dur = vvc1_amstream_dec_info.rate;
vstatus->frame_data = gvs->frame_data;
vstatus->total_data = gvs->total_data;
vstatus->frame_count = gvs->frame_count;
vstatus->error_frame_count = gvs->error_frame_count;
vstatus->drop_frame_count = gvs->drop_frame_count;
vstatus->total_data = gvs->total_data;
vstatus->samp_cnt = gvs->samp_cnt;
vstatus->offset = gvs->offset;
snprintf(vstatus->vdec_name, sizeof(vstatus->vdec_name),
"%s", DRIVER_NAME);
return 0;
}
int vvc1_set_isreset(struct vdec_s *vdec, int isreset)
{
is_reset = isreset;
return 0;
}
static int vvc1_vdec_info_init(void)
{
gvs = kzalloc(sizeof(struct vdec_info), GFP_KERNEL);
if (NULL == gvs) {
pr_info("the struct of vdec status malloc failed.\n");
return -ENOMEM;
}
return 0;
}
/****************************************/
static int vvc1_canvas_init(void)
{
int i, ret;
u32 canvas_width, canvas_height;
u32 alloc_size, decbuf_size, decbuf_y_size, decbuf_uv_size;
unsigned long buf_start;
if (buf_size <= 0x00400000) {
/* SD only */
canvas_width = 768;
canvas_height = 576;
decbuf_y_size = 0x80000;
decbuf_uv_size = 0x20000;
decbuf_size = 0x100000;
} else {
/* HD & SD */
canvas_width = 1920;
canvas_height = 1088;
decbuf_y_size = 0x200000;
decbuf_uv_size = 0x80000;
decbuf_size = 0x300000;
}
for (i = 0; i < MAX_BMMU_BUFFER_NUM; i++) {
/* workspace mem */
if (i == (MAX_BMMU_BUFFER_NUM - 1))
alloc_size = WORKSPACE_SIZE;
else
alloc_size = decbuf_size;
ret = decoder_bmmu_box_alloc_buf_phy(mm_blk_handle, i,
alloc_size, DRIVER_NAME, &buf_start);
if (ret < 0)
return ret;
if (i == (MAX_BMMU_BUFFER_NUM - 1)) {
buf_offset = buf_start - DCAC_BUFF_START_ADDR;
continue;
}
#ifdef NV21
canvas_config(2 * i + 0,
buf_start,
canvas_width, canvas_height,
CANVAS_ADDR_NOWRAP, CANVAS_BLKMODE_32X32);
canvas_config(2 * i + 1,
buf_start +
decbuf_y_size, canvas_width,
canvas_height / 2, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_32X32);
#else
canvas_config(3 * i + 0,
buf_start,
canvas_width, canvas_height,
CANVAS_ADDR_NOWRAP, CANVAS_BLKMODE_32X32);
canvas_config(3 * i + 1,
buf_start +
decbuf_y_size, canvas_width / 2,
canvas_height / 2, CANVAS_ADDR_NOWRAP,
CANVAS_BLKMODE_32X32);
canvas_config(3 * i + 2,
buf_start +
decbuf_y_size + decbuf_uv_size,
canvas_width / 2, canvas_height / 2,
CANVAS_ADDR_NOWRAP, CANVAS_BLKMODE_32X32);
#endif
}
return 0;
}
static int vvc1_prot_init(void)
{
int r;
#if 1 /* /MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6 */
WRITE_VREG(DOS_SW_RESET0, (1 << 7) | (1 << 6) | (1 << 4));
WRITE_VREG(DOS_SW_RESET0, 0);
READ_VREG(DOS_SW_RESET0);
WRITE_VREG(DOS_SW_RESET0, (1 << 7) | (1 << 6) | (1 << 4));
WRITE_VREG(DOS_SW_RESET0, 0);
WRITE_VREG(DOS_SW_RESET0, (1 << 9) | (1 << 8));
WRITE_VREG(DOS_SW_RESET0, 0);
#else
WRITE_RESET_REG(RESET0_REGISTER,
RESET_IQIDCT | RESET_MC | RESET_VLD_PART);
READ_RESET_REG(RESET0_REGISTER);
WRITE_RESET_REG(RESET0_REGISTER,
RESET_IQIDCT | RESET_MC | RESET_VLD_PART);
WRITE_RESET_REG(RESET2_REGISTER, RESET_PIC_DC | RESET_DBLK);
#endif
WRITE_VREG(POWER_CTL_VLD, 0x10);
WRITE_VREG_BITS(VLD_MEM_VIFIFO_CONTROL, 2, MEM_FIFO_CNT_BIT, 2);
WRITE_VREG_BITS(VLD_MEM_VIFIFO_CONTROL, 8, MEM_LEVEL_CNT_BIT, 6);
r = vvc1_canvas_init();
/* index v << 16 | u << 8 | y */
#ifdef NV21
WRITE_VREG(AV_SCRATCH_0, 0x010100);
WRITE_VREG(AV_SCRATCH_1, 0x030302);
WRITE_VREG(AV_SCRATCH_2, 0x050504);
WRITE_VREG(AV_SCRATCH_3, 0x070706);
/* WRITE_VREG(AV_SCRATCH_G, 0x090908);
WRITE_VREG(AV_SCRATCH_H, 0x0b0b0a);
WRITE_VREG(AV_SCRATCH_I, 0x0d0d0c);
WRITE_VREG(AV_SCRATCH_J, 0x0f0f0e);*/
#else
WRITE_VREG(AV_SCRATCH_0, 0x020100);
WRITE_VREG(AV_SCRATCH_1, 0x050403);
WRITE_VREG(AV_SCRATCH_2, 0x080706);
WRITE_VREG(AV_SCRATCH_3, 0x0b0a09);
WRITE_VREG(AV_SCRATCH_G, 0x090908);
WRITE_VREG(AV_SCRATCH_H, 0x0b0b0a);
WRITE_VREG(AV_SCRATCH_I, 0x0d0d0c);
WRITE_VREG(AV_SCRATCH_J, 0x0f0f0e);
#endif
/* notify ucode the buffer offset */
WRITE_VREG(AV_SCRATCH_F, buf_offset);
/* disable PSCALE for hardware sharing */
WRITE_VREG(PSCALE_CTRL, 0);
WRITE_VREG(VC1_SOS_COUNT, 0);
WRITE_VREG(VC1_BUFFERIN, 0);
WRITE_VREG(VC1_BUFFEROUT, 0);
/* clear mailbox interrupt */
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
/* enable mailbox interrupt */
WRITE_VREG(ASSIST_MBOX1_MASK, 1);
#ifdef NV21
SET_VREG_MASK(MDEC_PIC_DC_CTRL, 1 << 17);
#endif
return r;
}
static void vvc1_local_init(void)
{
int i;
/* vvc1_ratio = vvc1_amstream_dec_info.ratio; */
vvc1_ratio = 0x100;
avi_flag = (unsigned long) vvc1_amstream_dec_info.param;
total_frame = 0;
next_pts = 0;
next_pts_us64 = 0;
saved_resolution = 0;
frame_width = frame_height = frame_dur = 0;
#ifdef DEBUG_PTS
pts_hit = pts_missed = pts_i_hit = pts_i_missed = 0;
#endif
memset(&frm, 0, sizeof(frm));
for (i = 0; i < DECODE_BUFFER_NUM_MAX; i++)
vfbuf_use[i] = 0;
INIT_KFIFO(display_q);
INIT_KFIFO(recycle_q);
INIT_KFIFO(newframe_q);
cur_pool_idx ^= 1;
for (i = 0; i < VF_POOL_SIZE; i++) {
const struct vframe_s *vf;
if (cur_pool_idx == 0) {
vf = &vfpool[i];
vfpool[i].index = DECODE_BUFFER_NUM_MAX;
} else {
vf = &vfpool2[i];
vfpool2[i].index = DECODE_BUFFER_NUM_MAX;
}
kfifo_put(&newframe_q, (const struct vframe_s *)vf);
}
if (mm_blk_handle) {
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
}
mm_blk_handle = decoder_bmmu_box_alloc_box(
DRIVER_NAME,
0,
MAX_BMMU_BUFFER_NUM,
4 + PAGE_SHIFT,
CODEC_MM_FLAGS_CMA_CLEAR |
CODEC_MM_FLAGS_FOR_VDECODER);
}
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
static void vvc1_ppmgr_reset(void)
{
vf_notify_receiver(PROVIDER_NAME, VFRAME_EVENT_PROVIDER_RESET, NULL);
vvc1_local_init();
/* vf_notify_receiver(PROVIDER_NAME,
* VFRAME_EVENT_PROVIDER_START,NULL);
*/
pr_info("vvc1dec: vf_ppmgr_reset\n");
}
#endif
static void vvc1_set_clk(struct work_struct *work)
{
int fps = 96000 / frame_dur;
saved_resolution = frame_width * frame_height * fps;
vdec_source_changed(VFORMAT_VC1,
frame_width, frame_height, fps);
}
static void error_do_work(struct work_struct *work)
{
amvdec_stop();
msleep(20);
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vvc1_ppmgr_reset();
#else
vf_light_unreg_provider(&vvc1_vf_prov);
vvc1_local_init();
vf_reg_provider(&vvc1_vf_prov);
#endif
vvc1_prot_init();
amvdec_start();
}
static void vvc1_put_timer_func(unsigned long arg)
{
struct timer_list *timer = (struct timer_list *)arg;
if (READ_VREG(VC1_SOS_COUNT) > 10)
schedule_work(&error_wd_work);
while (!kfifo_is_empty(&recycle_q) && (READ_VREG(VC1_BUFFERIN) == 0)) {
struct vframe_s *vf;
if (kfifo_get(&recycle_q, &vf)) {
if ((vf->index < DECODE_BUFFER_NUM_MAX) &&
(--vfbuf_use[vf->index] == 0)) {
WRITE_VREG(VC1_BUFFERIN, ~(1 << vf->index));
vf->index = DECODE_BUFFER_NUM_MAX;
}
if (pool_index(vf) == cur_pool_idx)
kfifo_put(&newframe_q, (const struct vframe_s *)vf);
}
}
if (frame_dur > 0 && saved_resolution !=
frame_width * frame_height * (96000 / frame_dur))
schedule_work(&set_clk_work);
timer->expires = jiffies + PUT_INTERVAL;
add_timer(timer);
}
static s32 vvc1_init(void)
{
int ret = -1;
char *buf = vmalloc(0x1000 * 16);
int fw_type = VIDEO_DEC_VC1;
if (IS_ERR_OR_NULL(buf))
return -ENOMEM;
pr_info("vvc1_init, format %d\n", vvc1_amstream_dec_info.format);
init_timer(&recycle_timer);
stat |= STAT_TIMER_INIT;
intra_output = 0;
amvdec_enable();
vvc1_local_init();
if (vvc1_amstream_dec_info.format == VIDEO_DEC_FORMAT_WMV3) {
pr_info("WMV3 dec format\n");
vvc1_format = VIDEO_DEC_FORMAT_WMV3;
WRITE_VREG(AV_SCRATCH_4, 0);
} else if (vvc1_amstream_dec_info.format == VIDEO_DEC_FORMAT_WVC1) {
pr_info("WVC1 dec format\n");
vvc1_format = VIDEO_DEC_FORMAT_WVC1;
WRITE_VREG(AV_SCRATCH_4, 1);
} else
pr_info("not supported VC1 format\n");
if (get_firmware_data(fw_type, buf) < 0) {
amvdec_disable();
pr_err("get firmware fail.");
vfree(buf);
return -1;
}
ret = amvdec_loadmc_ex(VFORMAT_VC1, NULL, buf);
if (ret < 0) {
amvdec_disable();
vfree(buf);
pr_err("VC1: the %s fw loading failed, err: %x\n",
tee_enabled() ? "TEE" : "local", ret);
return -EBUSY;
}
vfree(buf);
stat |= STAT_MC_LOAD;
/* enable AMRISC side protocol */
ret = vvc1_prot_init();
if (ret < 0)
return ret;
if (vdec_request_irq(VDEC_IRQ_1, vvc1_isr,
"vvc1-irq", (void *)vvc1_dec_id)) {
amvdec_disable();
pr_info("vvc1 irq register error.\n");
return -ENOENT;
}
stat |= STAT_ISR_REG;
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_provider_init(&vvc1_vf_prov,
PROVIDER_NAME, &vvc1_vf_provider, NULL);
vf_reg_provider(&vvc1_vf_prov);
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_START, NULL);
#else
vf_provider_init(&vvc1_vf_prov,
PROVIDER_NAME, &vvc1_vf_provider, NULL);
vf_reg_provider(&vvc1_vf_prov);
#endif
if (!is_reset)
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_HINT,
(void *)
((unsigned long)vvc1_amstream_dec_info.rate));
stat |= STAT_VF_HOOK;
recycle_timer.data = (ulong)&recycle_timer;
recycle_timer.function = vvc1_put_timer_func;
recycle_timer.expires = jiffies + PUT_INTERVAL;
add_timer(&recycle_timer);
stat |= STAT_TIMER_ARM;
amvdec_start();
stat |= STAT_VDEC_RUN;
return 0;
}
static int amvdec_vc1_probe(struct platform_device *pdev)
{
struct vdec_s *pdata = *(struct vdec_s **)pdev->dev.platform_data;
if (pdata == NULL) {
pr_info("amvdec_vc1 memory resource undefined.\n");
return -EFAULT;
}
if (pdata->sys_info) {
vvc1_amstream_dec_info = *pdata->sys_info;
if ((vvc1_amstream_dec_info.height != 0) &&
(vvc1_amstream_dec_info.width >
(VC1_MAX_SUPPORT_SIZE/vvc1_amstream_dec_info.height))) {
pr_info("amvdec_vc1: over size, unsupport: %d * %d\n",
vvc1_amstream_dec_info.width,
vvc1_amstream_dec_info.height);
return -EFAULT;
}
}
pdata->dec_status = vvc1_dec_status;
pdata->set_isreset = vvc1_set_isreset;
is_reset = 0;
vvc1_vdec_info_init();
INIT_WORK(&error_wd_work, error_do_work);
INIT_WORK(&set_clk_work, vvc1_set_clk);
if (vvc1_init() < 0) {
pr_info("amvdec_vc1 init failed.\n");
kfree(gvs);
gvs = NULL;
pdata->dec_status = NULL;
return -ENODEV;
}
return 0;
}
static int amvdec_vc1_remove(struct platform_device *pdev)
{
cancel_work_sync(&error_wd_work);
if (stat & STAT_VDEC_RUN) {
amvdec_stop();
stat &= ~STAT_VDEC_RUN;
}
if (stat & STAT_ISR_REG) {
vdec_free_irq(VDEC_IRQ_1, (void *)vvc1_dec_id);
stat &= ~STAT_ISR_REG;
}
if (stat & STAT_TIMER_ARM) {
del_timer_sync(&recycle_timer);
stat &= ~STAT_TIMER_ARM;
}
cancel_work_sync(&set_clk_work);
if (stat & STAT_VF_HOOK) {
if (!is_reset)
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_END_HINT,
NULL);
vf_unreg_provider(&vvc1_vf_prov);
stat &= ~STAT_VF_HOOK;
}
amvdec_disable();
if (mm_blk_handle) {
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
}
#ifdef DEBUG_PTS
pr_debug("pts hit %d, pts missed %d, i hit %d, missed %d\n", pts_hit,
pts_missed, pts_i_hit, pts_i_missed);
pr_debug("total frame %d, avi_flag %d, rate %d\n",
total_frame, avi_flag,
vvc1_amstream_dec_info.rate);
#endif
kfree(gvs);
gvs = NULL;
return 0;
}
/****************************************/
static struct platform_driver amvdec_vc1_driver = {
.probe = amvdec_vc1_probe,
.remove = amvdec_vc1_remove,
#ifdef CONFIG_PM
.suspend = amvdec_suspend,
.resume = amvdec_resume,
#endif
.driver = {
.name = DRIVER_NAME,
}
};
#if defined(CONFIG_ARCH_MESON) /*meson1 only support progressive */
static struct codec_profile_t amvdec_vc1_profile = {
.name = "vc1",
.profile = "progressive, wmv3"
};
#else
static struct codec_profile_t amvdec_vc1_profile = {
.name = "vc1",
.profile = "progressive, interlace, wmv3"
};
#endif
static int __init amvdec_vc1_driver_init_module(void)
{
pr_debug("amvdec_vc1 module init\n");
if (platform_driver_register(&amvdec_vc1_driver)) {
pr_err("failed to register amvdec_vc1 driver\n");
return -ENODEV;
}
vcodec_profile_register(&amvdec_vc1_profile);
return 0;
}
static void __exit amvdec_vc1_driver_remove_module(void)
{
pr_debug("amvdec_vc1 module remove.\n");
platform_driver_unregister(&amvdec_vc1_driver);
}
/****************************************/
module_init(amvdec_vc1_driver_init_module);
module_exit(amvdec_vc1_driver_remove_module);
MODULE_DESCRIPTION("AMLOGIC VC1 Video Decoder Driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Qi Wang <qi.wang@amlogic.com>");