fbdev: sh_mobile_lcdc: Fix line pitch computation

Line pitch depends on the virtual horizontal resolution, compute it
accordingly.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

drivers/video/sh_mobile_lcdcfb.c

@@ -1580,9 +1580,9 @@ static int sh_mobile_lcdc_overlay_set_par(struct fb_info *info)
 	ovl->yres_virtual = info->var.yres_virtual;
 
 	if (ovl->format->yuv)
-		ovl->pitch = info->var.xres;
+		ovl->pitch = info->var.xres_virtual;
 	else
-		ovl->pitch = info->var.xres * ovl->format->bpp / 8;
+		ovl->pitch = info->var.xres_virtual * ovl->format->bpp / 8;
 
 	sh_mobile_lcdc_overlay_setup(ovl);
 
@@ -2024,9 +2024,9 @@ static int sh_mobile_lcdc_set_par(struct fb_info *info)
 	ch->yres_virtual = info->var.yres_virtual;
 
 	if (ch->format->yuv)
-		ch->pitch = info->var.xres;
+		ch->pitch = info->var.xres_virtual;
 	else
-		ch->pitch = info->var.xres * ch->format->bpp / 8;
+		ch->pitch = info->var.xres_virtual * ch->format->bpp / 8;
 
 	ret = sh_mobile_lcdc_start(ch->lcdc);
 	if (ret < 0)
@@ -2539,9 +2539,9 @@ sh_mobile_lcdc_overlay_init(struct sh_mobile_lcdc_priv *priv,
 	ovl->yres_virtual = ovl->yres * 2;
 
 	if (!format->yuv)
-		ovl->pitch = ovl->xres * format->bpp / 8;
+		ovl->pitch = ovl->xres_virtual * format->bpp / 8;
 	else
-		ovl->pitch = ovl->xres;
+		ovl->pitch = ovl->xres_virtual;
 
 	/* Allocate frame buffer memory. */
 	ovl->fb_size = ovl->cfg->max_xres * ovl->cfg->max_yres
@@ -2628,10 +2628,10 @@ sh_mobile_lcdc_channel_init(struct sh_mobile_lcdc_priv *priv,
 
 	if (!format->yuv) {
 		ch->colorspace = V4L2_COLORSPACE_SRGB;
-		ch->pitch = ch->xres * format->bpp / 8;
+		ch->pitch = ch->xres_virtual * format->bpp / 8;
 	} else {
 		ch->colorspace = V4L2_COLORSPACE_REC709;
-		ch->pitch = ch->xres;
+		ch->pitch = ch->xres_virtual;
 	}
 
 	ch->display.width = cfg->panel_cfg.width;