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video: fbdev: cirrusfb: mark expected switch fall-throughs

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In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Notice that in this particular case I placed the "fall through" comment
on its own line, which is what GCC is expecting to find.

Signed-off-by: Gustavo A. R. Silva <[email protected]>
Signed-off-by: Bartlomiej Zolnierkiewicz <[email protected]>
This commit is contained in:
Gustavo A. R. Silva 2017-11-09 18:09:32 +01:00 • committed by Bartlomiej Zolnierkiewicz
commit 8c15220868
1 changed files with 4 additions and 2 deletions
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6
drivers/video/fbdev/cirrusfb.c
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@ -1477,10 +1477,12 @@ static void init_vgachip(struct fb_info *info)
mdelay(100);
/* mode */
vga_wgfx(cinfo->regbase, CL_GR31, 0x00);
case BT_GD5480: /* fall through */
/* fall through */
case BT_GD5480:
/* from Klaus' NetBSD driver: */
vga_wgfx(cinfo->regbase, CL_GR2F, 0x00);
case BT_ALPINE: /* fall through */
/* fall through */
case BT_ALPINE:
/* put blitter into 542x compat */
vga_wgfx(cinfo->regbase, CL_GR33, 0x00);
break;