int jpeg_drv_dec_wait_one_row(JPEG_DEC_DRV_IN *config)
{
unsigned int timeout = 0x2FFFFF;
unsigned int irq_status;
unsigned int tri_cnt = ++config->pauseRowCnt; /* 1; */
unsigned int MCU_cnt = 0;
unsigned int base_Y = config->buffer_Y_PA; /* 0x89080000; */
unsigned int base_CB = config->buffer_Cb_PA; /* 0x89040000; */
unsigned int base_CR = config->buffer_Cr_PA; /* 0x89100000; */
unsigned int ring_row_index = tri_cnt % config->tileBufRowNum;
/* for( tri_cnt = 1 ; tri_cnt <= 60 ; tri_cnt++) */
{
/* wait done */
if (config->decodeMode == JPEG_DEC_MODE_MCU_ROW) {
while ((REG_JPGDEC_INTERRUPT_STATUS & BIT_INQST_MASK_ALLIRQ) == 0) {
timeout--;
if (timeout == 0)
break;
}
} else {
while ((REG_JPGDEC_INTERRUPT_STATUS & BIT_INQST_MASK_ALLIRQ) == 0) {
timeout--;
if (timeout == 0)
break;
}
}
irq_status = REG_JPGDEC_INTERRUPT_STATUS;
MCU_cnt = config->mcuPerRow * (tri_cnt + 1);
/* MCU_cnt = config->u4McuNumInRow * (tri_cnt+1) ; */
JPEG_MSG
("JPEG_DEC_WAIT_DONE: tri_cnt %d, irq %x, MCUinRow %d, p_idx %d, %x %x %x!!\n",
tri_cnt, irq_status, config->mcuPerRow, MCU_cnt,
base_Y + ring_row_index * (config->buffer_Y_row_size),
base_CB + ring_row_index * (config->buffer_C_row_size),
base_CR + ring_row_index * (config->buffer_C_row_size));
jpeg_drv_dec_set_dst_bank0(base_Y + ring_row_index * (config->buffer_Y_row_size),
base_CB + ring_row_index * (config->buffer_C_row_size),
base_CR + ring_row_index * (config->buffer_C_row_size));
jpeg_drv_dec_set_pause_mcu_idx(MCU_cnt - 1);
IMG_REG_WRITE((irq_status), REG_ADDR_JPGDEC_INTERRUPT_STATUS);
/* Debug: jpeg_drv_dec_dump_reg(); */
if (timeout == 0) {
JPEG_ERR("Error! Decode Timeout.\n");
jpeg_drv_dec_dump_reg();
return 0;
}
JPEG_ERR("JPEG Decode Success, st %x!!\n", irq_status);
}
return 1;
}
static int jpeg_dec_ioctl(unsigned int cmd, unsigned long arg, struct file *file)
{
unsigned int* pStatus;
unsigned int decResult;
long timeout_jiff;
JPEG_DEC_DRV_IN dec_params;
JPEG_DEC_CONFIG_ROW dec_row_params ;
unsigned int irq_st = 0;
//unsigned int timeout = 0x1FFFFF;
JPEG_DEC_DRV_OUT outParams;
pStatus = (unsigned int*)file->private_data;
if (NULL == pStatus)
{
JPEG_MSG("[JPEGDRV]JPEG Decoder: Private data is null in flush operation. SOME THING WRONG??\n");
return -EFAULT;
}
switch(cmd)
{
// initial and reset JPEG encoder
case JPEG_DEC_IOCTL_INIT: /* OT:OK */
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Init!!\n");
if(jpeg_drv_dec_init() == 0)
{
*pStatus = JPEG_DEC_PROCESS;
}
break;
case JPEG_DEC_IOCTL_RESET: /* OT:OK */
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Reset!!\n");
jpeg_drv_dec_reset();
break;
case JPEG_DEC_IOCTL_CONFIG:
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Configration!!\n");
if(*pStatus != JPEG_DEC_PROCESS)
{
JPEG_MSG("[JPEGDRV]Permission Denied! This process can not access decoder\n");
return -EFAULT;
}
if(dec_status == 0)
{
JPEG_MSG("[JPEGDRV]JPEG Decoder is unlocked!!");
*pStatus = 0;
return -EFAULT;
}
if(copy_from_user(&dec_params, (void *)arg, sizeof(JPEG_DEC_DRV_IN)))
{
JPEG_MSG("[JPEGDRV]JPEG Decoder : Copy from user error\n");
return -EFAULT;
}
//_jpeg_dec_dump_reg_en = dec_params.regDecDumpEn;
if(dec_params.decodeMode == JPEG_DEC_MODE_MCU_ROW)
_jpeg_dec_mode = 1;
else
_jpeg_dec_mode = 0;
if (jpeg_drv_dec_set_config_data(&dec_params) < 0)
return -EFAULT;
break;
case JPEG_DEC_IOCTL_RESUME:
if(*pStatus != JPEG_DEC_PROCESS)
{
JPEG_MSG("[JPEGDRV]Permission Denied! This process can not access decoder\n");
return -EFAULT;
}
if(dec_status == 0)
{
JPEG_MSG("[JPEGDRV]JPEG Decoder is unlocked!!");
*pStatus = 0;
return -EFAULT;
}
if(copy_from_user(&dec_row_params, (void *)arg, sizeof(JPEG_DEC_CONFIG_ROW)))
{
JPEG_MSG("[JPEGDRV]JPEG Decoder : Copy from user error\n");
return -EFAULT;
}
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Resume, [%d] %x %x %x !!\n", dec_row_params.pauseMCU -1,dec_row_params.decRowBuf[0], dec_row_params.decRowBuf[1], dec_row_params.decRowBuf[2]);
jpeg_drv_dec_set_dst_bank0( dec_row_params.decRowBuf[0], dec_row_params.decRowBuf[1], dec_row_params.decRowBuf[2]);
jpeg_drv_dec_set_pause_mcu_idx(dec_row_params.pauseMCU -1) ;
jpeg_drv_dec_resume(BIT_INQST_MASK_PAUSE);
break;
case JPEG_DEC_IOCTL_START: /* OT:OK */
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Start!!\n");
//Debug: printk("0xF0: 0x%08x\n", *(volatile unsigned int*)(JPEG_DEC_BASE + 0xF0));
jpeg_drv_dec_start();
break;
case JPEG_DEC_IOCTL_WAIT:
if(*pStatus != JPEG_DEC_PROCESS)
{
JPEG_WRN("Permission Denied! This process can not access decoder");
return -EFAULT;
}
if(dec_status == 0)
{
JPEG_WRN("Decoder status is available, HOW COULD THIS HAPPEN ??");
*pStatus = 0;
return -EFAULT;
}
if(copy_from_user(&outParams, (void *)arg, sizeof(JPEG_DEC_DRV_OUT)))
{
JPEG_WRN("JPEG Decoder : Copy from user error\n");
return -EFAULT;
}
//set timeout
timeout_jiff = outParams.timeout* HZ / 1000;
//JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Wait Resume Time Jiffies : %ld\n", timeout_jiff);
#ifdef FPGA_VERSION
//#if 1
JPEG_MSG("[JPEGDRV]Polling JPEG Status");
do
{
_jpeg_dec_int_status = REG_JPGDEC_INTERRUPT_STATUS;
} while(_jpeg_dec_int_status == 0);
#else
//if(outParams.timeout >= 5000){
//
// JPEG_MSG("Polling JPEG Status");
// do
// {
// _jpeg_dec_int_status = REG_JPGDEC_INTERRUPT_STATUS;
// timeout--;
// } while(_jpeg_dec_int_status == 0 && timeout != 0);
// if(timeout == 0) JPEG_MSG("Polling JPEG Status TIMEOUT!!\n");
//}else
if(jpeg_isr_dec_lisr()<0) {
//JPEG_MSG("wait JPEG irq\n");
wait_event_interruptible_timeout(dec_wait_queue, _jpeg_dec_int_status, timeout_jiff);
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Enter IRQ Wait Done!!\n");
//printk("[JPEGDRV]wait JPEG irq done\n");
} else {
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Enter IRQ Wait Already Done!!\n");
//printk("[JPEGDRV]JPEG decoder already done\n");
}
#endif
decResult = jpeg_drv_dec_get_result();
//jpeg_drv_dec_dump_key_reg();
if(decResult >= 2)
{
JPEG_MSG("[JPEGDRV]Decode Result : %d, status %x!\n", decResult, _jpeg_dec_int_status );
jpeg_drv_dec_dump_key_reg();
//jpeg_drv_dec_dump_reg();
jpeg_drv_dec_reset();
}
irq_st = _jpeg_dec_int_status ;
decResult = decResult | (irq_st<<8) ;
_jpeg_dec_int_status = 0;
if(copy_to_user(outParams.result, &decResult, sizeof(unsigned int)))
{
JPEG_WRN("JPEG Decoder : Copy to user error (result)\n");
return -EFAULT;
}
break;
case JPEG_DEC_IOCTL_BREAK:
if (jpeg_drv_dec_break() < 0)
return -EFAULT;
break;
case JPEG_DEC_IOCTL_DUMP_REG:
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder DUMP REGISTER !!\n");
jpeg_drv_dec_dump_reg();
break;
case JPEG_DEC_IOCTL_DEINIT:
JPEG_MSG("[JPEGDRV][IOCTL] JPEG Decoder Deinit !!\n");
// copy input parameters
if(*pStatus != JPEG_DEC_PROCESS)
{
JPEG_ERR("Permission Denied! This process can not access encoder");
return -EFAULT;
}
if(dec_status == 0)
{
JPEG_ERR("Encoder status is available, HOW COULD THIS HAPPEN ??");
*pStatus = 0;
return -EFAULT;
}
jpeg_drv_dec_deinit();
*pStatus = 0;
break;
#ifdef FOR_COMPILE
case JPEG_DEC_IOCTL_RW_REG: /* OT:OK */
jpeg_drv_dec_rw_reg();
break;
#endif
default:
JPEG_ERR("JPEG DEC IOCTL NO THIS COMMAND\n");
break;
}
return 0;
}
int jpeg_drv_dec_set_config_data(JPEG_DEC_DRV_IN* config)
{
jpeg_drv_dec_set_sampling_factor( config->componentNum,
config->hSamplingFactor[0], config->vSamplingFactor[0],
config->hSamplingFactor[1], config->vSamplingFactor[1],
config->hSamplingFactor[2], config->vSamplingFactor[2]);
/* set BRZ factor */
jpeg_drv_dec_set_brz_factor(config->lumaHorDecimate, config->lumaVerDecimate, config->cbcrHorDecimate, config->cbcrVerDecimate);
/* set group DMA */
jpeg_drv_dec_set_dma_group(config->dma_McuInGroup, config->dma_GroupNum, config->dma_LastMcuNum);
/* set componet ID */
jpeg_drv_dec_set_comp_id(config->componentID[0], config->componentID[1], config->componentID[2]);
/* set BLK membership */
//printk("[JPEGDRV] Membership List = 0x%08x\n", config->membershipList);
jpeg_drv_dec_set_du_membership(config->membershipList, config->gmcEn, (config->componentNum==1)?1:0 );
/* set q table id */
jpeg_drv_dec_set_q_table(config->qTableSelector[0], config->qTableSelector[1], config->qTableSelector[2]);
/* set dst image stride */
jpeg_drv_dec_set_imgStride(config->compImgStride[0], config->compImgStride[1]);
/* set dst Memory stride */
//if( config->pauseRow_en ){
// jpeg_drv_dec_set_memStride(config->compTileBufStride[0], config->compTileBufStride[1]);
//}else{
jpeg_drv_dec_set_memStride(config->compMemStride[0], config->compMemStride[1]);
//}
/* set total MCU number */
jpeg_drv_dec_set_total_mcu(config->totalMCU);
/* set Gray DU number */
jpeg_drv_dec_set_comp0_du(config->comp0_DU);
/* set pause MCU index */
jpeg_drv_dec_set_pause_mcu_idx(config->pauseMCU - 1);
/* set bitstream base, size */
JPEG_MSG("[JPEGDRV] mode %d, Buf Base 0x%08x, Limit 0x%08x, Size 0x%08x!!\n", config->reg_OpMode,config->srcStreamAddrBase, config->srcStreamAddrWritePtr ,config->srcStreamSize );
jpeg_drv_dec_set_bs_info(config->srcStreamAddrBase, config->srcStreamSize);
/* set bitstream write pointer */
jpeg_drv_dec_set_bs_writePtr(config->srcStreamAddrWritePtr);
/* set Decode Operation Mode */
//printk("[JPEGDRV]SET OPMODE %d, DecMODE %d!!", config->reg_OpMode, config->decodeMode);
jpeg_drv_dec_set_dec_mode(config->reg_OpMode); // set full frame or pause/resume
// output bank 0
jpeg_drv_dec_set_dst_bank0(config->outputBuffer0[0], config->outputBuffer0[1], config->outputBuffer0[2] );
// output bank 1
jpeg_drv_dec_set_dst_bank1(config->outputBuffer1[0], config->outputBuffer1[1], config->outputBuffer1[2] );
#ifdef TEST_JPEG_DEBUG_EN
jpeg_drv_dec_set_debug_mode();
#endif
return (int)E_HWJPG_OK;
}
