dmaengine: owl-dma: Modify mismatched function name

No functional modification involved.

drivers/dma/owl-dma.c:208: warning: expecting prototype for struct owl_dma_pchan. Prototype was for struct owl_dma_vchan instead HDRTEST usr/include/sound/asequencer.h

Fixes: 47e20577c24d ("dmaengine: Add Actions Semi Owl family S900 DMA driver")
Signed-off-by: Zhang Jianhua <[e-mail]>
Reviewed-by: Randy Dunlap <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Vinod Koul <[e-mail]>

drivers/dma/owl-dma.c

···
 };
 
 /**
- * struct owl_dma_pchan - Wrapper for DMA ENGINE channel
+ * struct owl_dma_vchan - Wrapper for DMA ENGINE channel
  * @vc: wrapped virtual channel
  * @pchan: the physical channel utilized by this channel
  * @txd: active transaction on this channel