pr_debug("%s: Requesting dma channel (%s)\n", __func__,
prtd->dma_params->name);
- prtd->dma_ch = imx_dma_request_by_prio(prtd->dma_params->name,
- DMA_PRIO_HIGH);
- if (prtd->dma_ch < 0) {
+ ret = imx_dma_request_by_prio(prtd->dma_params->name, DMA_PRIO_HIGH);
+ if (ret < 0) {
printk(KERN_ERR "Error %d requesting dma channel\n", ret);
return ret;
}
+ prtd->dma_ch = ret;
imx_dma_config_burstlen(prtd->dma_ch,
prtd->dma_params->watermark_level);