linux-kernel - [PATCH RESEND 1/7] [media] media: introduce MEDIA

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Date:   Wed, 21 Jun 2017 10:08:06 +0200
From:   Johannes Thumshirn <jthumshirn@...e.de>
To:     Hans Verkuil <hans.verkuil@...co.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Linux Kernel Mailinglist <linux-kernel@...r.kernel.org>,
        linux-media@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
        devel@...verdev.osuosl.org, linux-fbdev@...r.kernel.org,
        Andrew Morton <akpm@...ux-foundation.org>,
        Johannes Thumshirn <jthumshirn@...e.de>
Subject: [PATCH RESEND 1/7] [media] media: introduce MEDIA_REVISION macro

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@...e.de>
---
 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