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-rw-r--r--drivers/dma/dmatest.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index d0ad46e916a6..3d22ae8dca72 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -62,7 +62,7 @@ MODULE_PARM_DESC(pq_sources,
static int timeout = 3000;
module_param(timeout, uint, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(timeout, "Transfer Timeout in msec (default: 3000), "
- "Pass -1 for infinite timeout");
+ "Pass 0xFFFFFFFF (4294967295) for maximum timeout");
static bool noverify;
module_param(noverify, bool, S_IRUGO | S_IWUSR);
@@ -94,7 +94,7 @@ MODULE_PARM_DESC(transfer_size, "Optional custom transfer size in bytes (default
* @iterations: iterations before stopping test
* @xor_sources: number of xor source buffers
* @pq_sources: number of p+q source buffers
- * @timeout: transfer timeout in msec, -1 for infinite timeout
+ * @timeout: transfer timeout in msec, 0 - 0xFFFFFFFF (4294967295)
*/
struct dmatest_params {
unsigned int buf_size;
@@ -105,7 +105,7 @@ struct dmatest_params {
unsigned int iterations;
unsigned int xor_sources;
unsigned int pq_sources;
- int timeout;
+ unsigned int timeout;
bool noverify;
bool norandom;
int alignment;