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video: fbdev: sm501fb: mark expected switch fall-through in sm501fb_blank_crt

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

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 f5ed28d318
1 changed files with 1 additions and 0 deletions
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1
drivers/video/fbdev/sm501fb.c
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@ -1008,6 +1008,7 @@ static int sm501fb_blank_crt(int blank_mode, struct fb_info *info)
case FB_BLANK_POWERDOWN:
ctrl &= ~SM501_DC_CRT_CONTROL_ENABLE;
sm501_misc_control(fbi->dev->parent, SM501_MISC_DAC_POWER, 0);
/* fall through */
case FB_BLANK_NORMAL:
ctrl |= SM501_DC_CRT_CONTROL_BLANK;