[PATCH RESEND 1/7] [media] media: introduce MEDIA_REVISION macro

From: Johannes Thumshirn
Date: Wed Jun 21 2017 - 04:09:13 EST


Currently the media code abuses the KERNEL_VERSION macro to encode a
version triplet.

Introduce a MEDIA_REVISION macro to get rid of the confusing and
creative KERNEL_VERSION usage in the media subsystem.

Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
---
include/uapi/linux/media.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index 4890787731b8..25e2ae4432bd 100644
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -30,7 +30,9 @@
#include <linux/types.h>
#include <linux/version.h>

-#define MEDIA_API_VERSION KERNEL_VERSION(0, 1, 0)
+#define MEDIA_REVISION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
+
+#define MEDIA_API_VERSION MEDIA_REVISION(0, 1, 0)

struct media_device_info {
char driver[16];
--
2.12.3