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video: fbdev: 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.

Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
This commit is contained in:
Gustavo A. R. Silva 2018-07-24 19:11:28 +02:00 committed by Bartlomiej Zolnierkiewicz
parent 2968b5265f
commit 12382ad98c
4 changed files with 5 additions and 0 deletions
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1
drivers/video/fbdev/i740fb.c
View file

@ -429,6 +429,7 @@ static int i740fb_decode_var(const struct fb_var_screeninfo *var,
break;
case 9 ... 15:
bpp = 15;
/* fall through */
case 16:
if ((1000000 / var->pixclock) > DACSPEED16) {
dev_err(info->device, "requested pixclock %i MHz out of range (max. %i MHz at 15/16bpp)\n",

2
drivers/video/fbdev/pm2fb.c
View file

@ -233,8 +233,10 @@ static u32 to3264(u32 timing, int bpp, int is64)
switch (bpp) {
case 24:
timing *= 3;
/* fall through */
case 8:
timing >>= 1;
/* fall through */
case 16:
timing >>= 1;
case 32:

1
drivers/video/fbdev/tdfxfb.c
View file

@ -522,6 +522,7 @@ static int tdfxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
case 32:
var->transp.offset = 24;
var->transp.length = 8;
/* fall through */
case 24:
var->red.offset = 16;
var->green.offset = 8;

1
drivers/video/fbdev/via/lcd.c
View file

@ -758,6 +758,7 @@ static void set_lcd_output_path(int set_iga, int output_interface)
viaparinfo->chip_info->gfx_chip_name))
viafb_write_reg_mask(CR97, VIACR, 0x84,
BIT7 + BIT2 + BIT1 + BIT0);
/* fall through */
case INTERFACE_DVP0:
case INTERFACE_DVP1:
case INTERFACE_DFP_HIGH: