From: Gustavo A. R. Silva <gustavo@embeddedor.com>
Date: Tue, 24 Jul 2018 17:11:28 +0000 (+0200)
Subject: video: fbdev: mark expected switch fall-throughs
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=12382ad98ca06afb7ce4dce53aebf115b5f6b948;p=linux.git

video: fbdev: mark expected switch fall-throughs

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>
---

diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c
index 7bc5f6056c77d..f6d7b04d6dffa 100644
--- a/drivers/video/fbdev/i740fb.c
+++ b/drivers/video/fbdev/i740fb.c
@@ -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",
diff --git a/drivers/video/fbdev/pm2fb.c b/drivers/video/fbdev/pm2fb.c
index bd6c2f5f6095d..1dcf02e12af4f 100644
--- a/drivers/video/fbdev/pm2fb.c
+++ b/drivers/video/fbdev/pm2fb.c
@@ -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:
diff --git a/drivers/video/fbdev/tdfxfb.c b/drivers/video/fbdev/tdfxfb.c
index dec1fed9880ea..fbbf26b170f78 100644
--- a/drivers/video/fbdev/tdfxfb.c
+++ b/drivers/video/fbdev/tdfxfb.c
@@ -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;
diff --git a/drivers/video/fbdev/via/lcd.c b/drivers/video/fbdev/via/lcd.c
index 5d21ff436ec80..b9305d73a1e5a 100644
--- a/drivers/video/fbdev/via/lcd.c
+++ b/drivers/video/fbdev/via/lcd.c
@@ -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: