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nest-open-source / manifest_repos / media_modules / 852ba00913cd8280a2797e995bf60f3bb713176f / . / drivers / frame_provider / decoder / mpeg12 / vmpeg12.c
blob: 29757a0bcb33c374d9f7d6bc8c7bacc0abc2c4de [file] [log] [blame]
/*
* drivers/amlogic/amports/vmpeg12.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.
*
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
#include <linux/kfifo.h>
#include <linux/platform_device.h>
#include <linux/amlogic/media/frame_sync/ptsserv.h>
#include <linux/amlogic/media/utils/amstream.h>
#include <linux/amlogic/media/canvas/canvas.h>
#include <linux/module.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/cpu_version.h>
#include <linux/amlogic/media/codec_mm/codec_mm.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <linux/amlogic/media/utils/vdec_reg.h>
#include "vmpeg12.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/uaccess.h>
#include <linux/amlogic/media/codec_mm/configs.h>
#include <linux/amlogic/tee.h>
#ifdef CONFIG_AM_VDEC_MPEG12_LOG
#define AMLOG
#define LOG_LEVEL_VAR amlog_level_vmpeg
#define LOG_MASK_VAR amlog_mask_vmpeg
#define LOG_LEVEL_ERROR 0
#define LOG_LEVEL_INFO 1
#define LOG_LEVEL_DESC "0:ERROR, 1:INFO"
#endif
#include <linux/amlogic/media/utils/amlog.h>
MODULE_AMLOG(LOG_LEVEL_ERROR, 0, LOG_LEVEL_DESC, LOG_DEFAULT_MASK_DESC);
#include "../utils/amvdec.h"
#include "../utils/vdec.h"
#include "../utils/firmware.h"
#include "../../../common/chips/decoder_cpu_ver_info.h"
#define DRIVER_NAME "amvdec_mpeg12"
#define MODULE_NAME "amvdec_mpeg12"
/* protocol registers */
#define MREG_SEQ_INFO AV_SCRATCH_4
#define MREG_PIC_INFO AV_SCRATCH_5
#define MREG_PIC_WIDTH AV_SCRATCH_6
#define MREG_PIC_HEIGHT AV_SCRATCH_7
#define MREG_BUFFERIN AV_SCRATCH_8
#define MREG_BUFFEROUT AV_SCRATCH_9
#define MREG_CMD AV_SCRATCH_A
#define MREG_CO_MV_START AV_SCRATCH_B
#define MREG_ERROR_COUNT AV_SCRATCH_C
#define MREG_FRAME_OFFSET AV_SCRATCH_D
#define MREG_WAIT_BUFFER AV_SCRATCH_E
#define MREG_FATAL_ERROR AV_SCRATCH_F
#define MREG_FORCE_I_RDY AV_SCRATCH_G
#define PICINFO_ERROR 0x80000000
#define PICINFO_TYPE_MASK 0x00030000
#define PICINFO_TYPE_I 0x00000000
#define PICINFO_TYPE_P 0x00010000
#define PICINFO_TYPE_B 0x00020000
#define PICINFO_PROG 0x8000
#define PICINFO_RPT_FIRST 0x4000
#define PICINFO_TOP_FIRST 0x2000
#define PICINFO_FRAME 0x1000
#define SEQINFO_EXT_AVAILABLE 0x80000000
#define SEQINFO_PROG 0x00010000
#define CCBUF_SIZE (5*1024)
#define VF_POOL_SIZE 32
#define DECODE_BUFFER_NUM_MAX 8
#define PUT_INTERVAL (HZ/100)
#define WORKSPACE_SIZE (2*SZ_64K)
#define MAX_BMMU_BUFFER_NUM (DECODE_BUFFER_NUM_MAX + 1)
#define INCPTR(p) ptr_atomic_wrap_inc(&p)
#define DEC_CONTROL_FLAG_FORCE_2500_720_576_INTERLACE 0x0002
#define DEC_CONTROL_FLAG_FORCE_3000_704_480_INTERLACE 0x0004
#define DEC_CONTROL_FLAG_FORCE_2500_704_576_INTERLACE 0x0008
#define DEC_CONTROL_FLAG_FORCE_2500_544_576_INTERLACE 0x0010
#define DEC_CONTROL_FLAG_FORCE_2500_480_576_INTERLACE 0x0020
#define DEC_CONTROL_INTERNAL_MASK 0x0fff
#define DEC_CONTROL_FLAG_FORCE_SEQ_INTERLACE 0x1000
#define INTERLACE_SEQ_ALWAYS
#if 1/* MESON_CPU_TYPE >= MESON_CPU_TYPE_MESON6 */
#define NV21
#endif
enum {
FRAME_REPEAT_TOP,
FRAME_REPEAT_BOT,
FRAME_REPEAT_NONE
};
static struct vframe_s *vmpeg_vf_peek(void *);
static struct vframe_s *vmpeg_vf_get(void *);
static void vmpeg_vf_put(struct vframe_s *, void *);
static int vmpeg_vf_states(struct vframe_states *states, void *);
static int vmpeg_event_cb(int type, void *data, void *private_data);
static int vmpeg12_prot_init(void);
static void vmpeg12_local_init(void);
static const char vmpeg12_dec_id[] = "vmpeg12-dev";
#define PROVIDER_NAME "decoder.mpeg12"
static const struct vframe_operations_s vmpeg_vf_provider = {
.peek = vmpeg_vf_peek,
.get = vmpeg_vf_get,
.put = vmpeg_vf_put,
.event_cb = vmpeg_event_cb,
.vf_states = vmpeg_vf_states,
};
static void *mm_blk_handle;
static struct vframe_provider_s vmpeg_vf_prov;
static int tvp_flag;
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 const u32 frame_rate_tab[16] = {
96000 / 30, 96000000 / 23976, 96000 / 24, 96000 / 25,
9600000 / 2997, 96000 / 30, 96000 / 50, 9600000 / 5994,
96000 / 60,
/* > 8 reserved, use 24 */
96000 / 24, 96000 / 24, 96000 / 24, 96000 / 24,
96000 / 24, 96000 / 24, 96000 / 24
};
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 u32 dec_control;
static u32 frame_width, frame_height, frame_dur, frame_prog;
static u32 saved_resolution;
static struct timer_list recycle_timer;
static u32 stat;
static u32 buf_size = 32 * 1024 * 1024;
static u32 ccbuf_phyAddress;
static void *ccbuf_phyAddress_virt;
static int ccbuf_phyAddress_is_remaped_nocache;
static u32 lastpts;
static u32 fr_hint_status;
static u32 last_offset;
static u32 ratio_control;
static DEFINE_SPINLOCK(lock);
static u32 frame_rpt_state;
static struct dec_sysinfo vmpeg12_amstream_dec_info;
static struct vdec_info *gvs;
static struct vdec_s *vdec;
/* for error handling */
static s32 frame_force_skip_flag;
static s32 error_frame_skip_level;
static s32 wait_buffer_counter;
static u32 first_i_frame_ready;
static u32 force_first_i_ready;
static struct work_struct userdata_push_work;
static struct work_struct notify_work;
static struct work_struct reset_work;
static struct work_struct set_clk_work;
static bool is_reset;
static DEFINE_MUTEX(userdata_mutex);
static void vmpeg12_create_userdata_manager(u8 *userdata_buf, int buf_len);
struct mpeg12_userdata_recored_t {
struct userdata_meta_info_t meta_info;
u32 rec_start;
u32 rec_len;
};
#define USERDATA_FIFO_NUM 256
struct mpeg12_userdata_info_t {
struct mpeg12_userdata_recored_t records[USERDATA_FIFO_NUM];
u8 *data_buf;
u8 *data_buf_end;
u32 buf_len;
u32 read_index;
u32 write_index;
u32 last_wp;
};
static struct mpeg12_userdata_info_t *p_userdata_mgr;
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 u32 index2canvas(u32 index)
{
const u32 canvas_tab[8] = {
#ifdef NV21
0x010100, 0x030302, 0x050504, 0x070706,
0x090908, 0x0b0b0a, 0x0d0d0c, 0x0f0f0e
#else
0x020100, 0x050403, 0x080706, 0x0b0a09,
0x0e0d0c, 0x11100f, 0x141312, 0x171615
#endif
};
return canvas_tab[index];
}
static void set_frame_info(struct vframe_s *vf)
{
unsigned int ar_bits;
u32 temp;
#ifdef CONFIG_AM_VDEC_MPEG12_LOG
bool first = (frame_width == 0) && (frame_height == 0);
#endif
temp = READ_VREG(MREG_PIC_WIDTH);
if (temp > 1920)
vf->width = frame_width = 1920;
else
vf->width = frame_width = temp;
temp = READ_VREG(MREG_PIC_HEIGHT);
if (temp > 1088)
vf->height = frame_height = 1088;
else
vf->height = frame_height = temp;
vf->flag = 0;
if (frame_dur > 0)
vf->duration = frame_dur;
else {
int index = (READ_VREG(MREG_SEQ_INFO) >> 4) & 0xf;
vf->duration = frame_dur = frame_rate_tab[index];
schedule_work(&notify_work);
}
gvs->frame_dur = vf->duration;
ar_bits = READ_VREG(MREG_SEQ_INFO) & 0xf;
if (ar_bits == 0x2)
vf->ratio_control = 0xc0 << DISP_RATIO_ASPECT_RATIO_BIT;
else if (ar_bits == 0x3)
vf->ratio_control = 0x90 << DISP_RATIO_ASPECT_RATIO_BIT;
else if (ar_bits == 0x4)
vf->ratio_control = 0x74 << DISP_RATIO_ASPECT_RATIO_BIT;
else
vf->ratio_control = 0;
ratio_control = vf->ratio_control;
amlog_level_if(first, LOG_LEVEL_INFO,
"mpeg2dec: w(%d), h(%d), dur(%d), dur-ES(%d)\n",
frame_width, frame_height, frame_dur,
frame_rate_tab[(READ_VREG(MREG_SEQ_INFO) >> 4) & 0xf]);
}
static bool error_skip(u32 info, struct vframe_s *vf)
{
if (error_frame_skip_level) {
/* skip error frame */
if ((info & PICINFO_ERROR) || (frame_force_skip_flag)) {
if ((info & PICINFO_ERROR) == 0) {
if ((info & PICINFO_TYPE_MASK) ==
PICINFO_TYPE_I)
frame_force_skip_flag = 0;
} else {
if (error_frame_skip_level >= 2)
frame_force_skip_flag = 1;
}
if ((info & PICINFO_ERROR) || (frame_force_skip_flag))
return true;
}
}
return false;
}
static void aml_swap_data(uint8_t *user_data, int ud_size)
{
int swap_blocks, i, j, k, m;
unsigned char c_temp;
/* swap byte order */
swap_blocks = ud_size / 8;
for (i = 0; i < swap_blocks; i++) {
j = i * 8;
k = j + 7;
for (m = 0; m < 4; m++) {
c_temp = user_data[j];
user_data[j++] = user_data[k];
user_data[k--] = c_temp;
}
}
}
/*
#define DUMP_USER_DATA
*/
#ifdef DUMP_USER_DATA
static int last_wp;
#define DUMP_USER_DATA_HEX
#ifdef DUMP_USER_DATA_HEX
static void print_data(unsigned char *pdata,
int len,
unsigned int flag,
unsigned int duration,
unsigned int vpts,
unsigned int vpts_valid,
int rec_id,
u32 reference)
{
int nLeft;
nLeft = len;
pr_info("%d len:%d, flag:0x%x, dur:%d, vpts:0x%x, valid:%d, refer:%d\n",
rec_id, len, flag,
duration, vpts, vpts_valid,
reference);
while (nLeft >= 16) {
pr_info("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
pdata[0], pdata[1], pdata[2], pdata[3],
pdata[4], pdata[5], pdata[6], pdata[7],
pdata[8], pdata[9], pdata[10], pdata[11],
pdata[12], pdata[13], pdata[14], pdata[15]);
nLeft -= 16;
pdata += 16;
}
while (nLeft > 0) {
pr_info("%02x %02x %02x %02x %02x %02x %02x %02x\n",
pdata[0], pdata[1], pdata[2], pdata[3],
pdata[4], pdata[5], pdata[6], pdata[7]);
nLeft -= 8;
pdata += 8;
}
}
#endif
#define DEBUG_CC_DUMP_ASCII
#ifdef DEBUG_CC_DUMP_ASCII
static int vbi_to_ascii(int c)
{
if (c < 0)
return '?';
c &= 0x7F;
if (c < 0x20 || c >= 0x7F)
return '.';
return c;
}
static void dump_cc_ascii(const uint8_t *buf, int poc)
{
int cc_flag;
int cc_count;
int i;
int szAscii[32];
int index = 0;
cc_flag = buf[1] & 0x40;
if (!cc_flag) {
pr_info("### cc_flag is invalid\n");
return;
}
cc_count = buf[1] & 0x1f;
for (i = 0; i < cc_count; ++i) {
unsigned int b0;
unsigned int cc_valid;
unsigned int cc_type;
unsigned char cc_data1;
unsigned char cc_data2;
b0 = buf[3 + i * 3];
cc_valid = b0 & 4;
cc_type = b0 & 3;
cc_data1 = buf[4 + i * 3];
cc_data2 = buf[5 + i * 3];
if (cc_type == 0) {
/* NTSC pair, Line 21 */
szAscii[index++] = vbi_to_ascii(cc_data1);
szAscii[index++] = vbi_to_ascii(cc_data2);
if ((!cc_valid) || (i >= 3))
break;
}
}
switch (index) {
case 8:
pr_info("push poc:%d : %c %c %c %c %c %c %c %c\n",
poc,
szAscii[0], szAscii[1], szAscii[2], szAscii[3],
szAscii[4], szAscii[5], szAscii[6], szAscii[7]);
break;
case 7:
pr_info("push poc:%d : %c %c %c %c %c %c %c\n",
poc,
szAscii[0], szAscii[1], szAscii[2], szAscii[3],
szAscii[4], szAscii[5], szAscii[6]);
break;
case 6:
pr_info("push poc:%d : %c %c %c %c %c %c\n", poc,
szAscii[0], szAscii[1], szAscii[2], szAscii[3],
szAscii[4], szAscii[5]);
break;
case 5:
pr_info("push poc:%d : %c %c %c %c %c\n", poc,
szAscii[0], szAscii[1], szAscii[2], szAscii[3],
szAscii[4]);
break;
case 4:
pr_info("push poc:%d : %c %c %c %c\n", poc,
szAscii[0], szAscii[1], szAscii[2], szAscii[3]);
break;
case 3:
pr_info("push poc:%d : %c %c %c\n", poc,
szAscii[0], szAscii[1], szAscii[2]);
break;
case 2:
pr_info("push poc:%d : %c %c\n", poc,
szAscii[0], szAscii[1]);
break;
case 1:
pr_info("push poc:%d : %c\n", poc, szAscii[0]);
break;
default:
pr_info("push poc:%d and no CC data: index = %d\n",
poc, index);
break;
}
}
#endif
static int is_atsc(u8 *pdata)
{
if ((pdata[0] == 0x47) &&
(pdata[1] == 0x41) &&
(pdata[2] == 0x39) &&
(pdata[3] == 0x34))
return 1;
else
return 0;
}
/*
#define DUMP_HEAD_INFO_DATA
*/
static void dump_data(u8 *pdata,
unsigned int user_data_length,
unsigned int flag,
unsigned int duration,
unsigned int vpts,
unsigned int vpts_valid,
int rec_id,
u32 reference)
{
unsigned char szBuf[256];
memset(szBuf, 0, 256);
memcpy(szBuf, pdata, user_data_length);
aml_swap_data(szBuf, user_data_length);
#ifdef DUMP_USER_DATA_HEX
print_data(szBuf,
user_data_length,
flag,
duration,
vpts,
vpts_valid,
rec_id,
reference);
#endif
#ifdef DEBUG_CC_DUMP_ASCII
#ifdef DUMP_HEAD_INFO_DATA
if (is_atsc(szBuf+8))
dump_cc_ascii(szBuf+8+4, reference);
#else
if (is_atsc(szBuf))
dump_cc_ascii(szBuf+4, reference);
#endif
#endif
}
#define MAX_USER_DATA_SIZE 1572864
static void *user_data_buf;
static unsigned char *pbuf_start;
static int total_len;
static int bskip;
static int n_userdata_id;
static void reset_user_data_buf(void)
{
total_len = 0;
pbuf_start = user_data_buf;
bskip = 0;
n_userdata_id = 0;
}
static void push_to_buf(u8 *pdata, int len, struct userdata_meta_info_t *pmeta,
u32 reference)
{
u32 *pLen;
int info_cnt;
u8 *pbuf_end;
if (!user_data_buf)
return;
if (bskip) {
pr_info("over size, skip\n");
return;
}
info_cnt = 0;
pLen = (u32 *)pbuf_start;
*pLen = len;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = pmeta->duration;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = pmeta->flags;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = pmeta->vpts;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = pmeta->vpts_valid;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = n_userdata_id;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
*pLen = reference;
pbuf_start += sizeof(u32);
info_cnt++;
pLen++;
pbuf_end = (u8 *)ccbuf_phyAddress_virt + CCBUF_SIZE;
if (pdata + len > pbuf_end) {
int first_section_len;
first_section_len = pbuf_end - pdata;
memcpy(pbuf_start, pdata, first_section_len);
pdata = (u8 *)ccbuf_phyAddress_virt;
pbuf_start += first_section_len;
memcpy(pbuf_start, pdata, len - first_section_len);
pbuf_start += len - first_section_len;
} else {
memcpy(pbuf_start, pdata, len);
pbuf_start += len;
}
total_len += len + info_cnt * sizeof(u32);
if (total_len >= MAX_USER_DATA_SIZE-4096)
bskip = 1;
}
static void dump_userdata_info(void *puser_data,
int len,
struct userdata_meta_info_t *pmeta,
u32 reference)
{
u8 *pstart;
pstart = (u8 *)puser_data;
#ifdef DUMP_HEAD_INFO_DATA
push_to_buf(pstart, len, pmeta, reference);
#else
push_to_buf(pstart+8, len - 8, pmeta, reference);
#endif
}
static void show_user_data_buf(void)
{
u8 *pbuf;
int len;
unsigned int flag;
unsigned int duration;
unsigned int vpts;
unsigned int vpts_valid;
int rec_id;
u32 reference;
pr_info("show user data buf\n");
pbuf = user_data_buf;
while (pbuf < pbuf_start) {
u32 *pLen;
pLen = (u32 *)pbuf;
len = *pLen;
pLen++;
pbuf += sizeof(u32);
duration = *pLen;
pLen++;
pbuf += sizeof(u32);
flag = *pLen;
pLen++;
pbuf += sizeof(u32);
vpts = *pLen;
pLen++;
pbuf += sizeof(u32);
vpts_valid = *pLen;
pLen++;
pbuf += sizeof(u32);
rec_id = *pLen;
pLen++;
pbuf += sizeof(u32);
reference = *pLen;
pLen++;
pbuf += sizeof(u32);
dump_data(pbuf, len, flag, duration,
vpts, vpts_valid, rec_id, reference);
pbuf += len;
msleep(30);
}
}
#endif
static void vmpeg12_add_userdata(struct userdata_meta_info_t meta_info,
int wp,
u32 reference);
/*
#define PRINT_HEAD_INFO
*/
static void userdata_push_do_work(struct work_struct *work)
{
u32 reg;
u32 offset, pts;
u64 pts_us64 = 0;
u8 *pdata;
u8 head_info[8];
struct userdata_meta_info_t meta_info;
u32 wp;
u32 index;
u32 picture_struct;
u32 reference;
u32 picture_type;
u32 temp;
#ifdef PRINT_HEAD_INFO
u8 *ptype_str;
#endif
memset(&meta_info, 0, sizeof(meta_info));
meta_info.duration = frame_dur;
reg = READ_VREG(AV_SCRATCH_M);
meta_info.flags = ((reg >> 30) << 1);
meta_info.flags |= (VFORMAT_MPEG12 << 3);
/* check top_field_first flag */
if ((reg >> 28) & 0x1) {
meta_info.flags |= (1 << 10);
meta_info.flags |= (((reg >> 29) & 0x1) << 11);
}
offset = READ_VREG(AV_SCRATCH_N);
if (offset != last_offset) {
meta_info.flags |= 1;
last_offset = offset;
}
if (pts_pickout_offset_us64
(PTS_TYPE_VIDEO, offset, &pts, 0, &pts_us64) != 0) {
pr_info("pick out pts failed by offset = 0x%x\n", offset);
pts = -1;
meta_info.vpts_valid = 0;
} else
meta_info.vpts_valid = 1;
meta_info.vpts = pts;
if (!ccbuf_phyAddress_is_remaped_nocache &&
ccbuf_phyAddress &&
ccbuf_phyAddress_virt) {
codec_mm_dma_flush(
ccbuf_phyAddress_virt,
CCBUF_SIZE,
DMA_FROM_DEVICE);
}
mutex_lock(&userdata_mutex);
if (p_userdata_mgr && ccbuf_phyAddress_virt) {
int new_wp;
new_wp = reg & 0xffff;
if (new_wp < p_userdata_mgr->last_wp)
pdata = (u8 *)ccbuf_phyAddress_virt;
else
pdata = (u8 *)ccbuf_phyAddress_virt +
p_userdata_mgr->last_wp;
memcpy(head_info, pdata, 8);
} else
memset(head_info, 0, 8);
mutex_unlock(&userdata_mutex);
aml_swap_data(head_info, 8);
wp = (head_info[0] << 8 | head_info[1]);
index = (head_info[2] << 8 | head_info[3]);
picture_struct = (head_info[6] << 8 | head_info[7]);
temp = (head_info[4] << 8 | head_info[5]);
reference = temp & 0x3FF;
picture_type = (temp >> 10) & 0x7;
#if 0
pr_info("index = %d, wp = %d, ref = %d, type = %d, struct = 0x%x, vpts:0x%x\n",
index, wp, reference,
picture_type, picture_struct, meta_info.vpts);
#endif
switch (picture_type) {
case 1:
/* pr_info("I type, pos:%d\n",
(meta_info.flags>>1)&0x3); */
meta_info.flags |= (1<<7);
#ifdef PRINT_HEAD_INFO
ptype_str = " I";
#endif
break;
case 2:
/* pr_info("P type, pos:%d\n",
(meta_info.flags>>1)&0x3); */
meta_info.flags |= (2<<7);
#ifdef PRINT_HEAD_INFO
ptype_str = " P";
#endif
break;
case 3:
/* pr_info("B type, pos:%d\n",
(meta_info.flags>>1)&0x3); */
meta_info.flags |= (3<<7);
#ifdef PRINT_HEAD_INFO
ptype_str = " B";
#endif
break;
case 4:
/* pr_info("D type, pos:%d\n",
(meta_info.flags>>1)&0x3); */
meta_info.flags |= (4<<7);
#ifdef PRINT_HEAD_INFO
ptype_str = " D";
#endif
break;
default:
/* pr_info("Unknown type:0x%x, pos:%d\n",
pheader->picture_coding_type,
(meta_info.flags>>1)&0x3); */
#ifdef PRINT_HEAD_INFO
ptype_str = " U";
#endif
break;
}
#ifdef PRINT_HEAD_INFO
pr_info("ref:%d, type:%s, ext:%d, offset:0x%x, first:%d, id:%d\n",
reference, ptype_str,
(reg >> 30), offset,
(reg >> 28)&0x3,
n_userdata_id);
#endif
vmpeg12_add_userdata(meta_info, reg & 0xffff, reference);
WRITE_VREG(AV_SCRATCH_M, 0);
}
static void vmpeg12_notify_work(struct work_struct *work)
{
pr_info("frame duration changed %d\n", frame_dur);
if (fr_hint_status == VDEC_NEED_HINT) {
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_HINT,
(void *)((unsigned long)frame_dur));
fr_hint_status = VDEC_HINTED;
}
return;
}
static irqreturn_t vmpeg12_isr(int irq, void *dev_id)
{
u32 reg, info, seqinfo, offset, pts, pts_valid = 0;
struct vframe_s *vf;
u64 pts_us64 = 0;
u32 frame_size;
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
reg = READ_VREG(MREG_BUFFEROUT);
if (reg) {
info = READ_VREG(MREG_PIC_INFO);
offset = READ_VREG(MREG_FRAME_OFFSET);
seqinfo = READ_VREG(MREG_SEQ_INFO);
if ((first_i_frame_ready == 0) &&
((info & PICINFO_TYPE_MASK) == PICINFO_TYPE_I) &&
((info & PICINFO_ERROR) == 0))
first_i_frame_ready = 1;
if ((pts_lookup_offset_us64
(PTS_TYPE_VIDEO, offset, &pts,
&frame_size, 0, &pts_us64) == 0)
&& (((info & PICINFO_TYPE_MASK) == PICINFO_TYPE_I)
|| ((info & PICINFO_TYPE_MASK) ==
PICINFO_TYPE_P)))
pts_valid = 1;
if (pts_valid && lastpts == pts)
pts_valid = 0;
if (pts_valid)
lastpts = pts;
/*if (frame_prog == 0) */
{
frame_prog = info & PICINFO_PROG;
if ((seqinfo & SEQINFO_EXT_AVAILABLE)
&& (!(seqinfo & SEQINFO_PROG)))
frame_prog = 0;
}
if ((dec_control &
DEC_CONTROL_FLAG_FORCE_2500_720_576_INTERLACE)
&& (frame_width == 720 || frame_width == 480)
&& (frame_height == 576)
&& (frame_dur == 3840))
frame_prog = 0;
else if ((dec_control &
DEC_CONTROL_FLAG_FORCE_3000_704_480_INTERLACE)
&& (frame_width == 704) && (frame_height == 480)
&& (frame_dur == 3200))
frame_prog = 0;
else if ((dec_control &
DEC_CONTROL_FLAG_FORCE_2500_704_576_INTERLACE)
&& (frame_width == 704) && (frame_height == 576)
&& (frame_dur == 3840))
frame_prog = 0;
else if ((dec_control &
DEC_CONTROL_FLAG_FORCE_2500_544_576_INTERLACE)
&& (frame_width == 544) && (frame_height == 576)
&& (frame_dur == 3840))
frame_prog = 0;
else if ((dec_control &
DEC_CONTROL_FLAG_FORCE_2500_480_576_INTERLACE)
&& (frame_width == 480) && (frame_height == 576)
&& (frame_dur == 3840))
frame_prog = 0;
else if (dec_control & DEC_CONTROL_FLAG_FORCE_SEQ_INTERLACE)
frame_prog = 0;
if (frame_prog & PICINFO_PROG) {
u32 index = ((reg & 0xf) - 1) & 7;
seqinfo = READ_VREG(MREG_SEQ_INFO);
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
set_frame_info(vf);
/*pr_info("video signal type:0x%x\n",
READ_VREG(AV_SCRATCH_H));*/
vf->signal_type = READ_VREG(AV_SCRATCH_H);
vf->index = index;
#ifdef NV21
vf->type =
VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD |
VIDTYPE_VIU_NV21;
#else
vf->type = VIDTYPE_PROGRESSIVE | VIDTYPE_VIU_FIELD;
#endif
if ((seqinfo & SEQINFO_EXT_AVAILABLE)
&& (seqinfo & SEQINFO_PROG)) {
if (info & PICINFO_RPT_FIRST) {
if (info & PICINFO_TOP_FIRST) {
vf->duration =
vf->duration * 3;
/* repeat three times */
} else {
vf->duration =
vf->duration * 2;
/* repeat two times */
}
}
vf->duration_pulldown = 0;
/* no pull down */
} else {
vf->duration_pulldown =
(info & PICINFO_RPT_FIRST) ?
vf->duration >> 1 : 0;
}
/*count info*/
vdec_count_info(gvs, info & PICINFO_ERROR, offset);
vf->duration += vf->duration_pulldown;
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(index);
vf->orientation = 0;
vf->pts = (pts_valid) ? pts : 0;
vf->pts_us64 = (pts_valid) ? pts_us64 : 0;
vf->type_original = vf->type;
vfbuf_use[index] = 1;
if ((error_skip(info, vf)) ||
((first_i_frame_ready == 0)
&& ((PICINFO_TYPE_MASK & info) !=
PICINFO_TYPE_I))) {
gvs->drop_frame_count++;
kfifo_put(&recycle_q,
(const struct vframe_s *)vf);
} else {
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
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 {
u32 index = ((reg & 0xf) - 1) & 7;
int first_field_type = (info & PICINFO_TOP_FIRST) ?
VIDTYPE_INTERLACE_TOP :
VIDTYPE_INTERLACE_BOTTOM;
#ifdef INTERLACE_SEQ_ALWAYS
/* once an interlaced sequence exist,
*always force interlaced type
*/
/* to make DI easy. */
dec_control |= DEC_CONTROL_FLAG_FORCE_SEQ_INTERLACE;
#endif
#if 0
if (info & PICINFO_FRAME) {
frame_rpt_state =
(info & PICINFO_TOP_FIRST) ?
FRAME_REPEAT_TOP : FRAME_REPEAT_BOT;
} else {
if (frame_rpt_state == FRAME_REPEAT_TOP) {
first_field_type =
VIDTYPE_INTERLACE_TOP;
} else if (frame_rpt_state ==
FRAME_REPEAT_BOT) {
first_field_type =
VIDTYPE_INTERLACE_BOTTOM;
}
frame_rpt_state = FRAME_REPEAT_NONE;
}
#else
frame_rpt_state = FRAME_REPEAT_NONE;
#endif
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info
("fatal error, no available buffer slot.");
return IRQ_HANDLED;
}
if (info & PICINFO_RPT_FIRST)
vfbuf_use[index] = 3;
else
vfbuf_use[index] = 2;
set_frame_info(vf);
vf->signal_type = 0;
vf->index = index;
vf->type =
(first_field_type == VIDTYPE_INTERLACE_TOP) ?
VIDTYPE_INTERLACE_TOP :
VIDTYPE_INTERLACE_BOTTOM;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
if (info & PICINFO_RPT_FIRST)
vf->duration /= 3;
else
vf->duration >>= 1;
vf->duration_pulldown = (info & PICINFO_RPT_FIRST) ?
vf->duration >> 1 : 0;
vf->duration += vf->duration_pulldown;
vf->orientation = 0;
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(index);
vf->pts = (pts_valid) ? pts : 0;
vf->pts_us64 = (pts_valid) ? pts_us64 : 0;
vf->type_original = vf->type;
if ((error_skip(info, vf)) ||
((first_i_frame_ready == 0)
&& ((PICINFO_TYPE_MASK & info) !=
PICINFO_TYPE_I))) {
gvs->drop_frame_count++;
kfifo_put(&recycle_q,
(const struct vframe_s *)vf);
} else {
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
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;
}
set_frame_info(vf);
vf->signal_type = 0;
vf->index = index;
vf->type = (first_field_type ==
VIDTYPE_INTERLACE_TOP) ?
VIDTYPE_INTERLACE_BOTTOM :
VIDTYPE_INTERLACE_TOP;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
if (info & PICINFO_RPT_FIRST)
vf->duration /= 3;
else
vf->duration >>= 1;
vf->duration_pulldown = (info & PICINFO_RPT_FIRST) ?
vf->duration >> 1 : 0;
vf->duration += vf->duration_pulldown;
vf->orientation = 0;
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(index);
vf->pts = 0;
vf->pts_us64 = 0;
vf->type_original = vf->type;
/*count info*/
vdec_count_info(gvs, info & PICINFO_ERROR, offset);
if ((error_skip(info, vf)) ||
((first_i_frame_ready == 0)
&& ((PICINFO_TYPE_MASK & info) !=
PICINFO_TYPE_I))) {
gvs->drop_frame_count++;
kfifo_put(&recycle_q,
(const struct vframe_s *)vf);
} else {
vf->mem_handle =
decoder_bmmu_box_get_mem_handle(
mm_blk_handle,
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 (info & PICINFO_RPT_FIRST) {
if (kfifo_get(&newframe_q, &vf) == 0) {
pr_info("error, no available buffer slot.");
return IRQ_HANDLED;
}
set_frame_info(vf);
vf->index = index;
vf->type = (first_field_type ==
VIDTYPE_INTERLACE_TOP) ?
VIDTYPE_INTERLACE_TOP :
VIDTYPE_INTERLACE_BOTTOM;
#ifdef NV21
vf->type |= VIDTYPE_VIU_NV21;
#endif
vf->duration /= 3;
vf->duration_pulldown =
(info & PICINFO_RPT_FIRST) ?
vf->duration >> 1 : 0;
vf->duration += vf->duration_pulldown;
vf->orientation = 0;
vf->canvas0Addr = vf->canvas1Addr =
index2canvas(index);
vf->pts = 0;
vf->pts_us64 = 0;
if ((error_skip(info, vf)) ||
((first_i_frame_ready == 0)
&& ((PICINFO_TYPE_MASK & info)
!= PICINFO_TYPE_I))) {
kfifo_put(&recycle_q,
(const struct vframe_s *)vf);
} else {
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);
}
}
}
WRITE_VREG(MREG_BUFFEROUT, 0);
}
reg = READ_VREG(AV_SCRATCH_M);
if (reg & (1<<16))
schedule_work(&userdata_push_work);
return IRQ_HANDLED;
}
static struct vframe_s *vmpeg_vf_peek(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_peek(&display_q, &vf))
return vf;
return NULL;
}
static struct vframe_s *vmpeg_vf_get(void *op_arg)
{
struct vframe_s *vf;
if (kfifo_get(&display_q, &vf))
return vf;
return NULL;
}
static void vmpeg_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 vmpeg_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(&vmpeg_vf_prov);
#endif
spin_lock_irqsave(&lock, flags);
vmpeg12_local_init();
vmpeg12_prot_init();
spin_unlock_irqrestore(&lock, flags);
#ifndef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_reg_provider(&vmpeg_vf_prov);
#endif
amvdec_start();
}
return 0;
}
static int vmpeg_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;
}
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
static void vmpeg12_ppmgr_reset(void)
{
vf_notify_receiver(PROVIDER_NAME, VFRAME_EVENT_PROVIDER_RESET, NULL);
vmpeg12_local_init();
pr_info("vmpeg12dec: vf_ppmgr_reset\n");
}
#endif
static void vmpeg12_reset_userdata_fifo(struct vdec_s *vdec, int bInit);
static void vmpeg12_wakeup_userdata_poll(struct vdec_s *vdec);
static void reset_do_work(struct work_struct *work)
{
amvdec_stop();
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vmpeg12_ppmgr_reset();
#else
vf_light_unreg_provider(&vmpeg_vf_prov);
vmpeg12_local_init();
vf_reg_provider(&vmpeg_vf_prov);
#endif
vmpeg12_prot_init();
vmpeg12_create_userdata_manager(ccbuf_phyAddress_virt, CCBUF_SIZE);
vmpeg12_reset_userdata_fifo(vdec, 1);
#ifdef DUMP_USER_DATA
last_wp = 0;
#endif
amvdec_start();
}
static void vmpeg12_set_clk(struct work_struct *work)
{
{
int fps = 96000 / frame_dur;
saved_resolution = frame_width * frame_height * fps;
vdec_source_changed(VFORMAT_MPEG12,
frame_width, frame_height, fps);
}
}
static void vmpeg_put_timer_func(unsigned long arg)
{
struct timer_list *timer = (struct timer_list *)arg;
int fatal_reset = 0;
enum receviver_start_e state = RECEIVER_INACTIVE;
if (vf_get_receiver(PROVIDER_NAME)) {
state = vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_QUREY_STATE, NULL);
if ((state == RECEIVER_STATE_NULL)
|| (state == RECEIVER_STATE_NONE)) {
/* receiver has no event_cb or
*receiver's event_cb does not process this event
*/
state = RECEIVER_INACTIVE;
}
} else
state = RECEIVER_INACTIVE;
if (READ_VREG(MREG_FATAL_ERROR) == 1)
fatal_reset = 1;
if ((READ_VREG(MREG_WAIT_BUFFER) != 0) &&
(kfifo_is_empty(&recycle_q)) &&
(kfifo_is_empty(&display_q)) && (state == RECEIVER_INACTIVE)) {
if (++wait_buffer_counter > 4)
fatal_reset = 1;
} else
wait_buffer_counter = 0;
if (fatal_reset && (kfifo_is_empty(&display_q))) {
pr_info("$$$$decoder is waiting for buffer or fatal reset.\n");
schedule_work(&reset_work);
}
while (!kfifo_is_empty(&recycle_q) && (READ_VREG(MREG_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(MREG_BUFFERIN, vf->index + 1);
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);
}
int vmpeg12_dec_status(struct vdec_s *vdec, struct vdec_info *vstatus)
{
if (!(stat & STAT_VDEC_RUN))
return -1;
vstatus->frame_width = frame_width;
vstatus->frame_height = frame_height;
if (frame_dur != 0)
vstatus->frame_rate = 96000 / frame_dur;
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 = frame_dur;
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;
vstatus->ratio_control = ratio_control;
snprintf(vstatus->vdec_name, sizeof(vstatus->vdec_name),
"%s", DRIVER_NAME);
return 0;
}
int vmpeg12_set_isreset(struct vdec_s *vdec, int isreset)
{
is_reset = isreset;
return 0;
}
static void vmpeg12_create_userdata_manager(u8 *userdata_buf, int buf_len)
{
mutex_lock(&userdata_mutex);
p_userdata_mgr = (struct mpeg12_userdata_info_t *)
vmalloc(sizeof(struct mpeg12_userdata_info_t));
if (p_userdata_mgr) {
memset(p_userdata_mgr, 0,
sizeof(struct mpeg12_userdata_info_t));
p_userdata_mgr->data_buf = userdata_buf;
p_userdata_mgr->buf_len = buf_len;
p_userdata_mgr->data_buf_end = userdata_buf + buf_len;
}
mutex_unlock(&userdata_mutex);
}
static void vmpeg12_destroy_userdata_manager(void)
{
mutex_lock(&userdata_mutex);
if (p_userdata_mgr) {
vfree(p_userdata_mgr);
p_userdata_mgr = NULL;
}
mutex_unlock(&userdata_mutex);
}
static void vmpeg12_add_userdata(struct userdata_meta_info_t meta_info,
int wp,
u32 reference)
{
struct mpeg12_userdata_recored_t *p_userdata_rec;
int data_length;
mutex_lock(&userdata_mutex);
if (p_userdata_mgr) {
if (wp > p_userdata_mgr->last_wp)
data_length = wp - p_userdata_mgr->last_wp;
else {
p_userdata_mgr->last_wp = 0;
data_length = wp - p_userdata_mgr->last_wp;
}
if (data_length & 0x7)
data_length = (((data_length + 8) >> 3) << 3);
/*
pr_info("wakeup_push: ri:%d, wi:%d, data_len:%d, last_wp:%d, wp:%d, id = %d\n",
p_userdata_mgr->read_index,
p_userdata_mgr->write_index,
data_length,
p_userdata_mgr->last_wp,
wp,
n_userdata_id);
*/
p_userdata_rec = p_userdata_mgr->records
+ p_userdata_mgr->write_index;
p_userdata_rec->meta_info = meta_info;
p_userdata_rec->rec_start = p_userdata_mgr->last_wp;
p_userdata_rec->rec_len = data_length;
p_userdata_mgr->last_wp = wp;
#ifdef DUMP_USER_DATA
dump_userdata_info(p_userdata_mgr->data_buf
+ p_userdata_rec->rec_start,
data_length,
&meta_info,
reference);
n_userdata_id++;
#endif
p_userdata_mgr->write_index++;
if (p_userdata_mgr->write_index >= USERDATA_FIFO_NUM)
p_userdata_mgr->write_index = 0;
}
mutex_unlock(&userdata_mutex);
vdec_wakeup_userdata_poll(vdec);
}
static int vmpeg12_user_data_read(struct vdec_s *vdec,
struct userdata_param_t *puserdata_para)
{
int rec_ri, rec_wi;
int rec_len;
u8 *rec_data_start;
u8 *pdest_buf;
struct mpeg12_userdata_recored_t *p_userdata_rec;
u32 data_size;
u32 res;
int copy_ok = 1;
pdest_buf = puserdata_para->pbuf_addr;
mutex_lock(&userdata_mutex);
if (!p_userdata_mgr) {
mutex_unlock(&userdata_mutex);
return 0;
}
/*
pr_info("ri = %d, wi = %d\n",
p_userdata_mgr->read_index,
p_userdata_mgr->write_index);
*/
rec_ri = p_userdata_mgr->read_index;
rec_wi = p_userdata_mgr->write_index;
if (rec_ri == rec_wi) {
mutex_unlock(&userdata_mutex);
return 0;
}
p_userdata_rec = p_userdata_mgr->records + rec_ri;
rec_len = p_userdata_rec->rec_len;
rec_data_start = p_userdata_rec->rec_start + p_userdata_mgr->data_buf;
/*
pr_info("rec_len:%d, rec_start:%d, buf_len:%d\n",
p_userdata_rec->rec_len,
p_userdata_rec->rec_start,
puserdata_para->buf_len);
*/
if (rec_len <= puserdata_para->buf_len) {
/* dvb user data buffer is enought to copy the whole recored. */
data_size = rec_len;
if (rec_data_start + data_size
> p_userdata_mgr->data_buf_end) {
int first_section_len;
first_section_len = p_userdata_mgr->buf_len
- p_userdata_rec->rec_start;
res = (u32)copy_to_user((void *)pdest_buf,
(void *)rec_data_start,
first_section_len);
if (res) {
pr_info("p1 read not end res=%d, request=%d\n",
res, first_section_len);
copy_ok = 0;
p_userdata_rec->rec_len -=
first_section_len - res;
p_userdata_rec->rec_start +=
first_section_len - res;
puserdata_para->data_size =
first_section_len - res;
} else {
res = (u32)copy_to_user(
(void *)(pdest_buf+first_section_len),
(void *)p_userdata_mgr->data_buf,
data_size - first_section_len);
if (res) {
pr_info("p2 read not end res=%d, request=%d\n",
res, data_size);
copy_ok = 0;
}
p_userdata_rec->rec_len -= data_size - res;
p_userdata_rec->rec_start =
data_size - first_section_len - res;
puserdata_para->data_size = data_size - res;
}
} else {
res = (u32)copy_to_user((void *)pdest_buf,
(void *)rec_data_start,
data_size);
if (res) {
pr_info("p3 read not end res=%d, request=%d\n",
res, data_size);
copy_ok = 0;
}
p_userdata_rec->rec_len -= data_size - res;
p_userdata_rec->rec_start += data_size - res;
puserdata_para->data_size = data_size - res;
}
if (copy_ok) {
p_userdata_mgr->read_index++;
if (p_userdata_mgr->read_index >= USERDATA_FIFO_NUM)
p_userdata_mgr->read_index = 0;
}
} else {
/* dvb user data buffer is not enought
to copy the whole recored. */
data_size = puserdata_para->buf_len;
if (rec_data_start + data_size
> p_userdata_mgr->data_buf_end) {
int first_section_len;
first_section_len = p_userdata_mgr->buf_len
- p_userdata_rec->rec_start;
res = (u32)copy_to_user((void *)pdest_buf,
(void *)rec_data_start,
first_section_len);
if (res) {
pr_info("p4 read not end res=%d, request=%d\n",
res, first_section_len);
copy_ok = 0;
p_userdata_rec->rec_len -=
first_section_len - res;
p_userdata_rec->rec_start +=
first_section_len - res;
puserdata_para->data_size =
first_section_len - res;
} else {
/* first secton copy is ok*/
res = (u32)copy_to_user(
(void *)(pdest_buf+first_section_len),
(void *)p_userdata_mgr->data_buf,
data_size - first_section_len);
if (res) {
pr_info("p5 read not end res=%d, request=%d\n",
res,
data_size - first_section_len);
copy_ok = 0;
}
p_userdata_rec->rec_len -= data_size - res;
p_userdata_rec->rec_start =
data_size - first_section_len - res;
puserdata_para->data_size = data_size - res;
}
} else {
res = (u32)copy_to_user((void *)pdest_buf,
(void *)rec_data_start,
data_size);
if (res) {
pr_info("p6 read not end res=%d, request=%d\n",
res, data_size);
copy_ok = 0;
}
p_userdata_rec->rec_len -= data_size - res;
p_userdata_rec->rec_start += data_size - res;
puserdata_para->data_size = data_size - res;
}
if (copy_ok) {
p_userdata_mgr->read_index++;
if (p_userdata_mgr->read_index
>= USERDATA_FIFO_NUM)
p_userdata_mgr->read_index = 0;
}
}
puserdata_para->meta_info = p_userdata_rec->meta_info;
if (p_userdata_mgr->read_index <= p_userdata_mgr->write_index)
puserdata_para->meta_info.records_in_que =
p_userdata_mgr->write_index -
p_userdata_mgr->read_index;
else
puserdata_para->meta_info.records_in_que =
p_userdata_mgr->write_index +
USERDATA_FIFO_NUM -
p_userdata_mgr->read_index;
puserdata_para->version = (0<<24|0<<16|0<<8|1);
mutex_unlock(&userdata_mutex);
return 1;
}
static void vmpeg12_reset_userdata_fifo(struct vdec_s *vdec, int bInit)
{
mutex_lock(&userdata_mutex);
if (p_userdata_mgr) {
pr_info("vmpeg12_reset_userdata_fifo: bInit: %d, ri: %d, wi: %d\n",
bInit, p_userdata_mgr->read_index,
p_userdata_mgr->write_index);
p_userdata_mgr->read_index = 0;
p_userdata_mgr->write_index = 0;
if (bInit)
p_userdata_mgr->last_wp = 0;
}
mutex_unlock(&userdata_mutex);
}
static void vmpeg12_wakeup_userdata_poll(struct vdec_s *vdec)
{
amstream_wakeup_userdata_poll(vdec);
}
static int vmpeg12_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 vmpeg12_canvas_init(void)
{
int i, ret;
u32 canvas_width, canvas_height;
u32 decbuf_size, decbuf_y_size, decbuf_uv_size;
static 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++) {
if (i == (MAX_BMMU_BUFFER_NUM - 1)) /* workspace mem */
decbuf_size = WORKSPACE_SIZE;
ret = decoder_bmmu_box_alloc_buf_phy(mm_blk_handle, i,
decbuf_size, DRIVER_NAME, &buf_start);
if (ret < 0)
return ret;
if (i == (MAX_BMMU_BUFFER_NUM - 1)) {
WRITE_VREG(MREG_CO_MV_START, (buf_start + CCBUF_SIZE));
if (!ccbuf_phyAddress) {
ccbuf_phyAddress
= (u32)buf_start;
ccbuf_phyAddress_virt
= codec_mm_phys_to_virt(
ccbuf_phyAddress);
if ((!ccbuf_phyAddress_virt) && (!tvp_flag)) {
ccbuf_phyAddress_virt
= codec_mm_vmap(
ccbuf_phyAddress,
CCBUF_SIZE);
ccbuf_phyAddress_is_remaped_nocache = 1;
}
}
} else {
#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 vmpeg12_prot_init(void)
{
int ret;
if (get_cpu_major_id() >= AM_MESON_CPU_MAJOR_ID_M6) {
int save_reg = READ_VREG(POWER_CTL_VLD);
WRITE_VREG(DOS_SW_RESET0, (1 << 7) | (1 << 6) | (1 << 4));
WRITE_VREG(DOS_SW_RESET0, 0);
if (get_cpu_major_id() >= AM_MESON_CPU_MAJOR_ID_M8) {
READ_VREG(DOS_SW_RESET0);
READ_VREG(DOS_SW_RESET0);
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);
READ_VREG(DOS_SW_RESET0);
READ_VREG(DOS_SW_RESET0);
READ_VREG(DOS_SW_RESET0);
WRITE_VREG(MDEC_SW_RESET, (1 << 7));
WRITE_VREG(MDEC_SW_RESET, 0);
}
WRITE_VREG(POWER_CTL_VLD, save_reg);
} else
WRITE_RESET_REG(RESET0_REGISTER, RESET_IQIDCT | RESET_MC);
ret = vmpeg12_canvas_init();
#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_4, 0x090908);
WRITE_VREG(AV_SCRATCH_5, 0x0b0b0a);
WRITE_VREG(AV_SCRATCH_6, 0x0d0d0c);
WRITE_VREG(AV_SCRATCH_7, 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_4, 0x0e0d0c);
WRITE_VREG(AV_SCRATCH_5, 0x11100f);
WRITE_VREG(AV_SCRATCH_6, 0x141312);
WRITE_VREG(AV_SCRATCH_7, 0x171615);
#endif
/* set to mpeg1 default */
WRITE_VREG(MPEG1_2_REG, 0);
/* disable PSCALE for hardware sharing */
WRITE_VREG(PSCALE_CTRL, 0);
/* for Mpeg1 default value */
WRITE_VREG(PIC_HEAD_INFO, 0x380);
/* disable mpeg4 */
WRITE_VREG(M4_CONTROL_REG, 0);
/* clear mailbox interrupt */
WRITE_VREG(ASSIST_MBOX1_CLR_REG, 1);
/* clear buffer IN/OUT registers */
WRITE_VREG(MREG_BUFFERIN, 0);
WRITE_VREG(MREG_BUFFEROUT, 0);
/* set reference width and height */
if ((frame_width != 0) && (frame_height != 0))
WRITE_VREG(MREG_CMD, (frame_width << 16) | frame_height);
else
WRITE_VREG(MREG_CMD, 0);
WRITE_VREG(MREG_FORCE_I_RDY, (force_first_i_ready & 0x01));
/* clear error count */
WRITE_VREG(MREG_ERROR_COUNT, 0);
WRITE_VREG(MREG_FATAL_ERROR, 0);
/* clear wait buffer status */
WRITE_VREG(MREG_WAIT_BUFFER, 0);
#ifdef NV21
SET_VREG_MASK(MDEC_PIC_DC_CTRL, 1 << 17);
#endif
return ret;
}
static void vmpeg12_local_init(void)
{
int i;
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);
}
for (i = 0; i < DECODE_BUFFER_NUM_MAX; i++)
vfbuf_use[i] = 0;
if (mm_blk_handle) {
mutex_lock(&userdata_mutex);
if (p_userdata_mgr) {
vfree(p_userdata_mgr);
p_userdata_mgr = NULL;
}
if (ccbuf_phyAddress_is_remaped_nocache)
codec_mm_unmap_phyaddr(ccbuf_phyAddress_virt);
ccbuf_phyAddress_virt = NULL;
ccbuf_phyAddress = 0;
ccbuf_phyAddress_is_remaped_nocache = 0;
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
mutex_unlock(&userdata_mutex);
}
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 |
tvp_flag);
frame_width = frame_height = frame_dur = frame_prog = 0;
frame_force_skip_flag = 0;
wait_buffer_counter = 0;
first_i_frame_ready = force_first_i_ready;
saved_resolution = 0;
dec_control &= DEC_CONTROL_INTERNAL_MASK;
}
static s32 vmpeg12_init(void)
{
int ret = -1, size = -1;
char *buf = vmalloc(0x1000 * 16);
if (IS_ERR_OR_NULL(buf))
return -ENOMEM;
init_timer(&recycle_timer);
stat |= STAT_TIMER_INIT;
vmpeg12_local_init();
amvdec_enable();
size = get_firmware_data(VIDEO_DEC_MPEG12, buf);
if (size < 0) {
pr_err("get firmware fail.");
vfree(buf);
return -1;
}
ret = amvdec_loadmc_ex(VFORMAT_MPEG12, "mpeg12", buf);
if (ret < 0) {
amvdec_disable();
vfree(buf);
pr_err("MPEG12: 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 */
vmpeg12_prot_init();
ret = vdec_request_irq(VDEC_IRQ_1, vmpeg12_isr,
"vmpeg12-irq", (void *)vmpeg12_dec_id);
if (ret) {
amvdec_disable();
amlog_level(LOG_LEVEL_ERROR, "vmpeg12 irq register error.\n");
return -ENOENT;
}
stat |= STAT_ISR_REG;
#ifdef CONFIG_AMLOGIC_POST_PROCESS_MANAGER
vf_provider_init(&vmpeg_vf_prov, PROVIDER_NAME, &vmpeg_vf_provider,
NULL);
vf_reg_provider(&vmpeg_vf_prov);
vf_notify_receiver(PROVIDER_NAME, VFRAME_EVENT_PROVIDER_START, NULL);
#else
vf_provider_init(&vmpeg_vf_prov, PROVIDER_NAME, &vmpeg_vf_provider,
NULL);
vf_reg_provider(&vmpeg_vf_prov);
#endif
if (vmpeg12_amstream_dec_info.rate != 0) {
if (!is_reset) {
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_HINT,
(void *)
((unsigned long)
vmpeg12_amstream_dec_info.rate));
fr_hint_status = VDEC_HINTED;
}
} else
fr_hint_status = VDEC_NEED_HINT;
stat |= STAT_VF_HOOK;
recycle_timer.data = (ulong)&recycle_timer;
recycle_timer.function = vmpeg_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;
}
#ifdef DUMP_USER_DATA
static int amvdec_mpeg12_init_userdata_dump(void)
{
user_data_buf = kmalloc(MAX_USER_DATA_SIZE, GFP_KERNEL);
if (user_data_buf)
return 1;
else
return 0;
}
#endif
static int amvdec_mpeg12_probe(struct platform_device *pdev)
{
struct vdec_s *pdata = *(struct vdec_s **)pdev->dev.platform_data;
amlog_level(LOG_LEVEL_INFO, "amvdec_mpeg12 probe start.\n");
if (pdata == NULL) {
amlog_level(LOG_LEVEL_ERROR,
"amvdec_mpeg12 platform data undefined.\n");
return -EFAULT;
}
tvp_flag = vdec_secure(pdata) ? CODEC_MM_FLAGS_TVP : 0;
if (pdata->sys_info)
vmpeg12_amstream_dec_info = *pdata->sys_info;
pdata->dec_status = vmpeg12_dec_status;
pdata->set_isreset = vmpeg12_set_isreset;
pdata->user_data_read = vmpeg12_user_data_read;
pdata->reset_userdata_fifo = vmpeg12_reset_userdata_fifo;
pdata->wakeup_userdata_poll = vmpeg12_wakeup_userdata_poll;
is_reset = 0;
vmpeg12_vdec_info_init();
INIT_WORK(&set_clk_work, vmpeg12_set_clk);
if (vmpeg12_init() < 0) {
amlog_level(LOG_LEVEL_ERROR, "amvdec_mpeg12 init failed.\n");
kfree(gvs);
gvs = NULL;
pdata->dec_status = NULL;
return -ENODEV;
}
vdec = pdata;
#ifdef DUMP_USER_DATA
amvdec_mpeg12_init_userdata_dump();
#endif
vmpeg12_create_userdata_manager(ccbuf_phyAddress_virt, CCBUF_SIZE);
INIT_WORK(&userdata_push_work, userdata_push_do_work);
INIT_WORK(&notify_work, vmpeg12_notify_work);
INIT_WORK(&reset_work, reset_do_work);
last_offset = 0xFFFFFFFF;
#ifdef DUMP_USER_DATA
last_wp = 0;
reset_user_data_buf();
#endif
amlog_level(LOG_LEVEL_INFO, "amvdec_mpeg12 probe end.\n");
return 0;
}
static int amvdec_mpeg12_remove(struct platform_device *pdev)
{
cancel_work_sync(&userdata_push_work);
cancel_work_sync(&notify_work);
cancel_work_sync(&reset_work);
if (stat & STAT_VDEC_RUN) {
amvdec_stop();
stat &= ~STAT_VDEC_RUN;
}
if (stat & STAT_ISR_REG) {
vdec_free_irq(VDEC_IRQ_1, (void *)vmpeg12_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 (fr_hint_status == VDEC_HINTED)
vf_notify_receiver(PROVIDER_NAME,
VFRAME_EVENT_PROVIDER_FR_END_HINT, NULL);
fr_hint_status = VDEC_NO_NEED_HINT;
vf_unreg_provider(&vmpeg_vf_prov);
stat &= ~STAT_VF_HOOK;
}
amvdec_disable();
if (ccbuf_phyAddress_is_remaped_nocache)
codec_mm_unmap_phyaddr(ccbuf_phyAddress_virt);
ccbuf_phyAddress_virt = NULL;
ccbuf_phyAddress = 0;
ccbuf_phyAddress_is_remaped_nocache = 0;
vmpeg12_destroy_userdata_manager();
if (mm_blk_handle) {
decoder_bmmu_box_free(mm_blk_handle);
mm_blk_handle = NULL;
}
amlog_level(LOG_LEVEL_INFO, "amvdec_mpeg12 remove.\n");
kfree(gvs);
gvs = NULL;
vdec = NULL;
#ifdef DUMP_USER_DATA
if (user_data_buf) {
show_user_data_buf();
kfree(user_data_buf);
user_data_buf = NULL;
}
#endif
return 0;
}
/****************************************/
#ifdef CONFIG_PM
static int mpeg12_suspend(struct device *dev)
{
amvdec_suspend(to_platform_device(dev), dev->power.power_state);
return 0;
}
static int mpeg12_resume(struct device *dev)
{
amvdec_resume(to_platform_device(dev));
return 0;
}
static const struct dev_pm_ops mpeg12_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(mpeg12_suspend, mpeg12_resume)
};
#endif
static struct platform_driver amvdec_mpeg12_driver = {
.probe = amvdec_mpeg12_probe,
.remove = amvdec_mpeg12_remove,
.driver = {
.name = DRIVER_NAME,
#ifdef CONFIG_PM
.pm = &mpeg12_pm_ops,
#endif
}
};
static struct codec_profile_t amvdec_mpeg12_profile = {
.name = "mpeg12",
.profile = ""
};
static struct mconfig mpeg12_configs[] = {
MC_PU32("stat", &stat),
MC_PU32("dec_control", &dec_control),
MC_PU32("error_frame_skip_level", &error_frame_skip_level),
};
static struct mconfig_node mpeg12_node;
static int __init amvdec_mpeg12_driver_init_module(void)
{
amlog_level(LOG_LEVEL_INFO, "amvdec_mpeg12 module init\n");
if (platform_driver_register(&amvdec_mpeg12_driver)) {
amlog_level(LOG_LEVEL_ERROR,
"failed to register amvdec_mpeg12 driver\n");
return -ENODEV;
}
vcodec_profile_register(&amvdec_mpeg12_profile);
INIT_REG_NODE_CONFIGS("media.decoder", &mpeg12_node,
"mpeg12", mpeg12_configs, CONFIG_FOR_RW);
return 0;
}
static void __exit amvdec_mpeg12_driver_remove_module(void)
{
amlog_level(LOG_LEVEL_INFO, "amvdec_mpeg12 module remove.\n");
platform_driver_unregister(&amvdec_mpeg12_driver);
}
/****************************************/
module_param(dec_control, uint, 0664);
MODULE_PARM_DESC(dec_control, "\n amvmpeg12 decoder control\n");
module_param(error_frame_skip_level, uint, 0664);
MODULE_PARM_DESC(error_frame_skip_level,
"\n amvdec_mpeg12 error_frame_skip_level\n");
module_param(force_first_i_ready, uint, 0664);
MODULE_PARM_DESC(force_first_i_ready, "\n amvmpeg12 force_first_i_ready\n");
module_init(amvdec_mpeg12_driver_init_module);
module_exit(amvdec_mpeg12_driver_remove_module);
MODULE_DESCRIPTION("AMLOGIC MPEG1/2 Video Decoder Driver");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Tim Yao <timyao@amlogic.com>");