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authorFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2010-03-10 15:21:26 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-12 15:52:32 -0800
commitcc8b82f8c80e8b9e212e0102ee7af9972829e45c (patch)
tree7ab8d18d8aba141dd8f98b29f95d05d8ddb662e8
parentc1c341a060da1bd66a1982198b1a99765b07b8a2 (diff)
viafb: deprecate private ioctls
Print a warning when viafb ioctls are called. Those should not be used as their exact meaning is sometimes unknown and they in parts duplicate functionality present in the framebuffer interface. There is no known user of these ioctls. Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de> Cc: Joseph Chan <JosephChan@via.com.tw> Cc: Scott Fang <ScottFang@viatech.com.cn> Cc: Krzysztof Helt <krzysztof.h1@poczta.fm> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/video/via/viafbdev.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index 3028e7ddc3b..156a900aa88 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -476,6 +476,7 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
u32 gpu32;
DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd);
+ printk(KERN_WARNING "viafb_ioctl: Please avoid this interface as it is unstable and might change or vanish at any time!\n");
memset(&u, 0, sizeof(u));
switch (cmd) {