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staging: xgifb: eliminate filter_tb global variable 

filter_tb is only used inside a single function, and it does not need
to be static.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Aaro Koskinen 2011-10-11 21:47:28 +03:00 committed by Greg Kroah-Hartman
parent c11d0ef3e2
commit 84a6c46eb2
2 changed files with 3 additions and 1 deletions
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1
drivers/staging/xgifb/XGI_main.h
View File

@ -565,6 +565,5 @@ static const struct _XGI_TV_filter {
};
static int filter = -1;
static unsigned char filter_tb;
#endif

3
drivers/staging/xgifb/XGI_main_26.c
View File

@ -946,6 +946,8 @@ static void XGIfb_post_setmode(struct xgifb_video_info *xgifb_info)
reg = xgifb_reg_get(XGIPART4, 0x01);
if (reg < 0xB0) { /* Set filter for XGI301 */
int filter_tb;
switch (xgifb_info->video_width) {
case 320:
filter_tb = (xgifb_info->TV_type ==
@ -964,6 +966,7 @@ static void XGIfb_post_setmode(struct xgifb_video_info *xgifb_info)
TVMODE_NTSC) ? 7 : 15;
break;
default:
filter_tb = 0;
filter = -1;
break;
}