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FMC TDC 1ns 5cha - Software
Commit 82f87f34 authored by Manohar Vanga's avatar Manohar Vanga
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kernel: use correct buffer in test_dma()

parent 4f7cfb30
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Showing with 3 additions and 3 deletions
kernel/ft-core.c
View file @ 82f87f34
...@@ -356,7 +356,7 @@ static int gn4124_dma_sg(struct fmctdc_dev *ft, ...@@ -356,7 +356,7 @@ static int gn4124_dma_sg(struct fmctdc_dev *ft,
enum gncore_dma_status status; enum gncore_dma_status status;
int mapbytes = 0; int mapbytes = 0;
int byteleft = size; int byteleft = size;
int ret; int ret = 0;
int n = (size / PAGE_SIZE) + (size % PAGE_SIZE ? 1 : 0); int n = (size / PAGE_SIZE) + (size % PAGE_SIZE ? 1 : 0);
int i; int i;
void *bufp; void *bufp;
...@@ -452,7 +452,7 @@ out_sg_alloc: ...@@ -452,7 +452,7 @@ out_sg_alloc:
out_dma_item: out_dma_item:
kfree(item); kfree(item);
return ret; return (ret < 0 ? ret : 0);
} }
...@@ -506,7 +506,7 @@ int test_dma(struct fmctdc_dev *ft, unsigned int buf_size, unsigned int use_sg) ...@@ -506,7 +506,7 @@ int test_dma(struct fmctdc_dev *ft, unsigned int buf_size, unsigned int use_sg)
goto out_buf2; goto out_buf2;
if (use_sg) if (use_sg)
ret = gn4124_dma_sg(ft, 0, buf1, buf_size, DMA_FROM_DEVICE); ret = gn4124_dma_sg(ft, 0, buf2, buf_size, DMA_FROM_DEVICE);
else else
gn4124_dma_read(ft, 0, buf2, buf_size); gn4124_dma_read(ft, 0, buf2, buf_size);
......
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