dmatest: move src_off, dst_off, len inside loop
The scope of those varsiables is in while-loop. This patch moves them there and
removes duplicate code.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index 87e5d9a..220ee49 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -405,7 +405,6 @@
struct dmatest_params *params;
struct dma_chan *chan;
struct dma_device *dev;
- unsigned int src_off, dst_off, len;
unsigned int error_count;
unsigned int failed_tests = 0;
unsigned int total_tests = 0;
@@ -484,6 +483,7 @@
struct dmaengine_unmap_data *um;
dma_addr_t srcs[src_cnt];
dma_addr_t *dsts;
+ unsigned int src_off, dst_off, len;
u8 align = 0;
total_tests++;
@@ -502,15 +502,21 @@
break;
}
- if (params->noverify) {
+ if (params->noverify)
len = params->buf_size;
+ else
+ len = dmatest_random() % params->buf_size + 1;
+
+ len = (len >> align) << align;
+ if (!len)
+ len = 1 << align;
+
+ total_len += len;
+
+ if (params->noverify) {
src_off = 0;
dst_off = 0;
} else {
- len = dmatest_random() % params->buf_size + 1;
- len = (len >> align) << align;
- if (!len)
- len = 1 << align;
src_off = dmatest_random() % (params->buf_size - len + 1);
dst_off = dmatest_random() % (params->buf_size - len + 1);
@@ -523,11 +529,6 @@
params->buf_size);
}
- len = (len >> align) << align;
- if (!len)
- len = 1 << align;
- total_len += len;
-
um = dmaengine_get_unmap_data(dev->dev, src_cnt+dst_cnt,
GFP_KERNEL);
if (!um) {