From: Serge Semin Date: Fri, 13 Jan 2023 17:13:43 +0000 (+0300) Subject: dmaengine: Fix dma_slave_config.dst_addr description X-Git-Tag: v6.6.17~5448^2~8^2~28 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=37fe46051dc94c589b616018ba9d2fd4bacfbd8a;p=platform%2Fkernel%2Flinux-rpi.git dmaengine: Fix dma_slave_config.dst_addr description The dst_addr member of the dma_slave_config structure has been mistakenly marked as ignored if the *source* address belongs to the memory. That is relevant to the src_addr field of the structure, while the dst_addr field contains a destination device address that should be ignored if the destination is the CPU memory. Correct the @dst_addr description accordingly. Link: https://lore.kernel.org/r/20230113171409.30470-2-Sergey.Semin@baikalelectronics.ru Tested-by: Manivannan Sadhasivam Signed-off-by: Serge Semin Signed-off-by: Lorenzo Pieralisi Signed-off-by: Bjorn Helgaas Reviewed-by: Manivannan Sadhasivam Acked-by: Vinod Koul --- diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c923f4e..0c02068 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -394,7 +394,7 @@ enum dma_slave_buswidth { * should be read (RX), if the source is memory this argument is * ignored. * @dst_addr: this is the physical address where DMA slave data - * should be written (TX), if the source is memory this argument + * should be written (TX), if the destination is memory this argument * is ignored. * @src_addr_width: this is the width in bytes of the source (RX) * register where DMA data shall be read. If the source