[PATCH 06/13] media: coda: add menu strings to s_ctrl debug output

[Philipp Zabel]

When a menu control is updated via s_ctrl, print the corresponding menu
entry string in addition to the numerical value it is set to.

Signed-off-by: Philipp Zabel <p.za...@pengutronix.de>
---
 drivers/media/platform/coda/coda-common.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/coda/coda-common.c 
b/drivers/media/platform/coda/coda-common.c
index a8c705f4269c..af13e9b3d851 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1847,11 +1847,16 @@ static const struct vb2_ops coda_qops = {
 
 static int coda_s_ctrl(struct v4l2_ctrl *ctrl)
 {
+       const char * const *val_names = v4l2_ctrl_get_menu(ctrl->id);
        struct coda_ctx *ctx =
                        container_of(ctrl->handler, struct coda_ctx, ctrls);
 
-       coda_dbg(2, ctx, "s_ctrl: id = 0x%x, name = \"%s\", val = %d\n",
-                ctrl->id, ctrl->name, ctrl->val);
+       if (val_names)
+               coda_dbg(2, ctx, "s_ctrl: id = 0x%x, name = \"%s\", val = %d 
(\"%s\")\n",
+                        ctrl->id, ctrl->name, ctrl->val, val_names[ctrl->val]);
+       else
+               coda_dbg(2, ctx, "s_ctrl: id = 0x%x, name = \"%s\", val = %d\n",
+                        ctrl->id, ctrl->name, ctrl->val);
 
        switch (ctrl->id) {
        case V4L2_CID_HFLIP:
-- 
2.20.1