[PATCH 2/2] v4l2-ioctl.c: use new V4L2_FOURCC_CONV/ARGS macros

[Hans Verkuil]

Use these new standard macros to log the fourcc value in a
human readable format.

Signed-off-by: Hans Verkuil <hverkuil-ci...@xs4all.nl>
---
 drivers/media/v4l2-core/v4l2-ioctl.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c 
b/drivers/media/v4l2-core/v4l2-ioctl.c
index 51b912743f0f..80030533e1b8 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1383,12 +1383,8 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
                                return;
                        WARN(1, "Unknown pixelformat 0x%08x\n", 
fmt->pixelformat);
                        flags = 0;
-                       snprintf(fmt->description, sz, "%c%c%c%c%s",
-                                       (char)(fmt->pixelformat & 0x7f),
-                                       (char)((fmt->pixelformat >> 8) & 0x7f),
-                                       (char)((fmt->pixelformat >> 16) & 0x7f),
-                                       (char)((fmt->pixelformat >> 24) & 0x7f),
-                                       (fmt->pixelformat & (1UL << 31)) ? 
"-BE" : "");
+                       snprintf(fmt->description, sz, V4L2_FOURCC_CONV,
+                                V4L2_FOURCC_ARGS(fmt->pixelformat));
                        break;
                }
        }
-- 
2.20.1