[PATCH v6 2/4] media: stm32-dcmi: trace the supported fourcc/mbus_code

[Hugues Fruchet]

Add a trace of the set of supported fourcc/mbus_code which
intersect between DCMI and source sub-device.

Signed-off-by: Hugues Fruchet <hugues.fruchet@xxxxxx>
---
 drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
index b462f71..18acecf 100644
--- a/drivers/media/platform/stm32/stm32-dcmi.c
+++ b/drivers/media/platform/stm32/stm32-dcmi.c
@@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi)
 			/* Code supported, have we got this fourcc yet? */
 			for (j = 0; j < num_fmts; j++)
 				if (sd_fmts[j]->fourcc ==
-						dcmi_formats[i].fourcc)
+						dcmi_formats[i].fourcc) {
 					/* Already available */
+					dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n",
+						(char *)&sd_fmts[j]->fourcc,
+						mbus_code.code);
 					break;
-			if (j == num_fmts)
+				}
+			if (j == num_fmts) {
 				/* New */
 				sd_fmts[num_fmts++] = dcmi_formats + i;
+				dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n",
+					(char *)&sd_fmts[num_fmts - 1]->fourcc,
+					sd_fmts[num_fmts - 1]->mbus_code);
+			}
 		}
 		mbus_code.index++;
 	}
-- 
2.7.4