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: 47e20577 ("dmaengine: Add Actions Semi Owl family S900 DMA driver")
Signed-off-by: Zhang Jianhua <chris.zjh@huawei.com>
Reviewed-by: Randy Dunlap <rdunlap@infradead.org>
Link: https://lore.kernel.org/r/20230722153244.2086949-1-chris.zjh@huawei.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/owl-dma.c

@@ -192,7 +192,7 @@ struct owl_dma_pchan {
 };
 
 /**
- * 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