[PATCH v2 1/4] dmaengine: Replace dma_request_slave_channel() by dma_request_chan()

From: Andy Shevchenko
Date: Tue Oct 08 2024 - 13:34:25 EST


Replace dma_request_slave_channel() by dma_request_chan() as suggested
since the former is deprecated.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
drivers/dma/imx-sdma.c | 5 ++---
include/linux/dmaengine.h | 4 ++--
2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 72299a08af44..3a769934c984 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1459,9 +1459,8 @@ static int sdma_alloc_chan_resources(struct dma_chan *chan)
* dmatest, thus create 'struct imx_dma_data mem_data' for this case.
* Please note in any other slave case, you have to setup chan->private
* with 'struct imx_dma_data' in your own filter function if you want to
- * request dma channel by dma_request_channel() rather than
- * dma_request_slave_channel(). Othwise, 'MEMCPY in case?' will appear
- * to warn you to correct your filter function.
+ * request DMA channel by dma_request_channel(), otherwise, 'MEMCPY in
+ * case?' will appear to warn you to correct your filter function.
*/
if (!data) {
dev_dbg(sdmac->sdma->dev, "MEMCPY in case?\n");
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index b137fdb56093..b4e6de892d34 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -1632,8 +1632,8 @@ static inline struct dma_chan
{
struct dma_chan *chan;

- chan = dma_request_slave_channel(dev, name);
- if (chan)
+ chan = dma_request_chan(dev, name);
+ if (!IS_ERR(chan))
return chan;

if (!fn || !fn_param)
--
2.43.0.rc1.1336.g36b5255a03ac