In case of RAW8 capture, it is possible to send 4 pixels per clock cycle in CSIRX. But this require dataSizeShift to be set to 32bits. Driver incorrectly configures it to 8bits, in below code.

 
File name：drv/csirx/src/csirx_drvUdma.c
Function name：CsirxDrv_getDMACfgParams()
 
if (chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_RAW20)

{ chObj->dmaCfgParams.dataSizeShift = (uint32_t)CSL_CSIRX_DMA_DATA_SIZE_SHIFT_32BITS; }
else if ((chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_YUV420_10B) ||
(chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_YUV422_10B) ||
(chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_RAW10) ||
(chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_RAW12) ||
(chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_RAW14) ||
(chObj->chCfg->inCsiDataType == FVID2_CSI2_DF_RAW16))
{
if (createParams->instCfg.numPixelsStrm0 == 0U) { chObj->dmaCfgParams.dataSizeShift = (uint32_t)CSL_CSIRX_DMA_DATA_SIZE_SHIFT_16BITS; }
else if(createParams->instCfg.numPixelsStrm0 == 1U){ chObj->dmaCfgParams.dataSizeShift = (uint32_t)CSL_CSIRX_DMA_DATA_SIZE_SHIFT_32BITS; }

else

{ /* Do nothing as above two conditions should be hit and check has done before entering this function */ }

}
else

{ *chObj->dmaCfgParams.dataSizeShift =* *(uint32_t)CSL_CSIRX_DMA_DATA_SIZE_SHIFT_8BITS;* }