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fb: fix atyfb unused data warnings 

Fix compiler warnings of data defined but not used by using the
__maybe_unused attribute.  The date are only used with certain kconfig
settings.

drivers/video/aty/atyfb_base.c:534:13: warning: 'ram_dram' defined but not used [-Wunused-variable]
drivers/video/aty/atyfb_base.c:535:13: warning: 'ram_resv' defined but not used [-Wunused-variable]

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc:	Paul Mackerras <paulus@samba.org>
Cc:	Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc:	linux-fbdev@vger.kernel.org
Cc:	Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
Cc:	Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Randy Dunlap 2013-06-24 10:54:20 -07:00 committed by Tomi Valkeinen
parent 6e36308a6f
commit 9abc907ed7
1 changed files with 3 additions and 2 deletions
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5
drivers/video/aty/atyfb_base.c
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@ -58,6 +58,7 @@
#include <linux/slab.h> #include <linux/slab.h>
#include <linux/vmalloc.h> #include <linux/vmalloc.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/compiler.h>
#include <linux/console.h> #include <linux/console.h>
#include <linux/fb.h> #include <linux/fb.h>
#include <linux/init.h> #include <linux/init.h>
@ -531,8 +532,8 @@ static int correct_chipset(struct atyfb_par *par)
return 0; return 0;
} }
static char ram_dram[] = "DRAM"; static char ram_dram[] __maybe_unused = "DRAM";
static char ram_resv[] = "RESV"; static char ram_resv[] __maybe_unused = "RESV";
#ifdef CONFIG_FB_ATY_GX #ifdef CONFIG_FB_ATY_GX
static char ram_vram[] = "VRAM"; static char ram_vram[] = "VRAM";
#endif /* CONFIG_FB_ATY_GX */ #endif /* CONFIG_FB_ATY_GX */