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Sourcecode: linux-fsl-imx51 version File versions  Download package

int mxc_dma_set_channel_priority ( unsigned int  channel,
unsigned int  priority 
)

Setup the channel priority. This can be used to change the default priority for the channel.

Parameters:
channel channel number
priority priority to be set for the channel
Returns:
0 on success, error code on failure

Definition at line 694 of file sdma.c.

{
      if (priority < MXC_SDMA_MIN_PRIORITY
          || priority > MXC_SDMA_MAX_PRIORITY) {
            return -EINVAL;
      }
      return iapi_IoCtl(sdma_data[channel].cd, IAPI_CHANGE_PRIORITY,
                    priority);
}


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