[RFC PATCH renesas-drivers] media: vsp1: vsp1_dl_cmd_pool_create can be static

[kbuild test robot <fengguang.wu@xxxxxxxxx>]

Fixes: 02dcefdd58c7 ("media: vsp1: Provide support for extended command pools")
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---
 vsp1_dl.c |    8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/media/platform/vsp1/vsp1_dl.c b/drivers/media/platform/vsp1/vsp1_dl.c
index 6d17b8b..7b99d47 100644
--- a/drivers/media/platform/vsp1/vsp1_dl.c
+++ b/drivers/media/platform/vsp1/vsp1_dl.c
@@ -392,7 +392,7 @@ struct vsp1_extended_command_info {
  *
  * Return a pointer to a pool on success or NULL if memory can't be allocated.
  */
-struct vsp1_dl_cmd_pool *
+static struct vsp1_dl_cmd_pool *
 vsp1_dl_cmd_pool_create(struct vsp1_device *vsp1, enum vsp1_extcmd_type type,
 			unsigned int num_cmds)
 {
@@ -450,7 +450,7 @@ vsp1_dl_cmd_pool_create(struct vsp1_device *vsp1, enum vsp1_extcmd_type type,
 	return pool;
 }
 
-struct vsp1_dl_ext_cmd *vsp1_dl_ext_cmd_get(struct vsp1_dl_cmd_pool *pool)
+static struct vsp1_dl_ext_cmd *vsp1_dl_ext_cmd_get(struct vsp1_dl_cmd_pool *pool)
 {
 	struct vsp1_dl_ext_cmd *cmd = NULL;
 	unsigned long flags;
@@ -468,7 +468,7 @@ struct vsp1_dl_ext_cmd *vsp1_dl_ext_cmd_get(struct vsp1_dl_cmd_pool *pool)
 	return cmd;
 }
 
-void vsp1_dl_ext_cmd_put(struct vsp1_dl_ext_cmd *cmd)
+static void vsp1_dl_ext_cmd_put(struct vsp1_dl_ext_cmd *cmd)
 {
 	unsigned long flags;
 
@@ -483,7 +483,7 @@ void vsp1_dl_ext_cmd_put(struct vsp1_dl_ext_cmd *cmd)
 	spin_unlock_irqrestore(&cmd->pool->lock, flags);
 }
 
-void vsp1_dl_ext_cmd_pool_destroy(struct vsp1_dl_cmd_pool *pool)
+static void vsp1_dl_ext_cmd_pool_destroy(struct vsp1_dl_cmd_pool *pool)
 {
 	if (!pool)
 		return;