diff options
| -rw-r--r-- | drivers/dma/dmatest.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c index 87e5d9a75f16..220ee49633e4 100644 --- a/drivers/dma/dmatest.c +++ b/drivers/dma/dmatest.c @@ -405,7 +405,6 @@ static int dmatest_func(void *data) 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 @@ static int dmatest_func(void *data) 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 @@ static int dmatest_func(void *data) 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 @@ static int dmatest_func(void *data) 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) { |