Hi,
Processor : DM8148
I am getting the following error: vbuf: dqbuf: next_buffer error: -512 , when i use v4l2 driver.
Problem happens after capturing the video in saLoopBack application.
Kindly help me.
Kernel Log :
vram end 40ff5000 start 401e5000, offset 0
user mmap regions start 87700000, len 16777216
ti81xxvin ti81xxvin: vidioc_qbuf
vbuf: qbuf: requesting next field
ti81xxvin ti81xxvin: ti81xxvin_buffer_prepare
vbuf: qbuf: succeeded
ti81xxvin ti81xxvin: vidioc_qbuf
vbuf: qbuf: requesting next field
ti81xxvin ti81xxvin: ti81xxvin_buffer_prepare
vbuf: qbuf: succeeded
ti81xxvin ti81xxvin: vidioc_qbuf
vbuf: qbuf: requesting next field
ti81xxvin ti81xxvin: ti81xxvin_buffer_prepare
vbuf: qbuf: succeeded
ti81xxvin ti81xxvin: vidioc_qbuf
vbuf: qbuf: requesting next field
ti81xxvin ti81xxvin: ti81xxvin_buffer_prepare
vbuf: qbuf: succeeded
ti81xxvin ti81xxvin: vidioc_streamon
ti81xxvin ti81xxvin: ti81xxvin_check_format
Inside ti81xxvin_check_format
hpitch : 870
min_hpitch 0 min_numlines 240
sizeimage 12fc00
numlines 240
ti81xxvin ti81xxvin: ti81xxvin_buffer_queue
ti81xxvin ti81xxvin: ti81xxvin_buffer_queue
ti81xxvin ti81xxvin: ti81xxvin_buffer_queue
ti81xxvin ti81xxvin: ti81xxvin_buffer_queue
ti81xxvin ti81xxvin: vidioc_dqbuf
vbuf: dqbuf: next_buffer error: -512
ti81xxvin ti81xxvin: ti81xxvin_release
vbuf: __videobuf_free
t81xx_vidout t81xx_vidout: Entering ti81xx_vidout_vrelease for VIDOUT1
t81xx_vidout t81xx_vidout: VIDOUT1: free additional buffers
vbuf: __videobuf_free
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
t81xx_vidout t81xx_vidout: VIDOUT1: buffer release
vbuf: __videobuf_free
t81xx_vidout t81xx_vidout: Exiting ti81xx_vidout_vrelease for vidout1
Closing fb0
Regards,
Rajesh.