[11/15] media: s5p-mfc: constify pointers to s5p_mfc_cmd_args
Commit Message
In few places functions do not modify pointed "struct
s5p_mfc_cmd_args", thus the pointer can point to const data for
additional safety and self-documenting intention of the function.
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_cmd.h | 2 +-
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_cmd_v5.c | 2 +-
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_cmd_v6.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)
@@ -19,7 +19,7 @@ struct s5p_mfc_cmd_args {
struct s5p_mfc_hw_cmds {
int (*cmd_host2risc)(struct s5p_mfc_dev *dev, int cmd,
- struct s5p_mfc_cmd_args *args);
+ const struct s5p_mfc_cmd_args *args);
int (*sys_init_cmd)(struct s5p_mfc_dev *dev);
int (*sleep_cmd)(struct s5p_mfc_dev *dev);
int (*wakeup_cmd)(struct s5p_mfc_dev *dev);
@@ -14,7 +14,7 @@
/* This function is used to send a command to the MFC */
static int s5p_mfc_cmd_host2risc_v5(struct s5p_mfc_dev *dev, int cmd,
- struct s5p_mfc_cmd_args *args)
+ const struct s5p_mfc_cmd_args *args)
{
int cur_cmd;
unsigned long timeout;
@@ -15,7 +15,7 @@
#include "s5p_mfc_cmd_v6.h"
static int s5p_mfc_cmd_host2risc_v6(struct s5p_mfc_dev *dev, int cmd,
- struct s5p_mfc_cmd_args *args)
+ const struct s5p_mfc_cmd_args *args)
{
mfc_debug(2, "Issue the command: %d\n", cmd);