[PATCH 10/22] uio: pruss: Don't use GFP_DMA when calling dma_alloc_coherent()

Baoquan He
2022-02-19T00:54:51Z

dma_alloc_coherent() allocates dma buffer with device's addressing
limitation in mind. It's redundent to specify GFP_DMA when calling
dma_alloc_coherent().

[ 42.hyeyoo@gmail.com: Update changelog ]

Signed-off-by: Baoquan He <bhe@redhat.com>
Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
---
drivers/uio/uio_pruss.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/uio/uio_pruss.c b/drivers/uio/uio_pruss.c
index e9096f53b4cc..1de39875d436 100644
--- a/drivers/uio/uio_pruss.c
+++ b/drivers/uio/uio_pruss.c
@@ -168,7 +168,7 @@ static int pruss_probe(struct platform_device *pdev)
}

gdev->ddr_vaddr = dma_alloc_coherent(dev, extram_pool_sz,
- &(gdev->ddr_paddr), GFP_KERNEL | GFP_DMA);
+ &(gdev->ddr_paddr), GFP_KERNEL);
if (!gdev->ddr_vaddr) {
dev_err(dev, "Could not allocate external memory\n");
ret = -ENOMEM;
--
2.17.2