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-rw-r--r--drivers/soundwire/bus.c8
-rw-r--r--include/linux/soundwire/sdw.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index 85bcf60f9697..adcbf3969110 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -394,13 +394,13 @@ sdw_nread_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val)
}
static int
-sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val)
+sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, const u8 *val)
{
struct sdw_msg msg;
int ret;
ret = sdw_fill_msg(&msg, slave, addr, count,
- slave->dev_num, SDW_MSG_FLAG_WRITE, val);
+ slave->dev_num, SDW_MSG_FLAG_WRITE, (u8 *)val);
if (ret < 0)
return ret;
@@ -535,9 +535,9 @@ EXPORT_SYMBOL(sdw_nread);
* @slave: SDW Slave
* @addr: Register address
* @count: length
- * @val: Buffer for values to be read
+ * @val: Buffer for values to be written
*/
-int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val)
+int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, const u8 *val)
{
int ret;
diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h
index 8ca736e92d5a..ddbeb00799e4 100644
--- a/include/linux/soundwire/sdw.h
+++ b/include/linux/soundwire/sdw.h
@@ -1039,7 +1039,7 @@ int sdw_write(struct sdw_slave *slave, u32 addr, u8 value);
int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value);
int sdw_read_no_pm(struct sdw_slave *slave, u32 addr);
int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val);
-int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val);
+int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, const u8 *val);
int sdw_compare_devid(struct sdw_slave *slave, struct sdw_slave_id id);
void sdw_extract_slave_id(struct sdw_bus *bus, u64 addr, struct sdw_slave_id *id);