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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2011-08-31 13:00:56 +0200
committerFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>2011-09-05 18:37:14 +0200
commit91fba48d59666718e3d3e86964755b80d39cdbdd (patch)
tree51323b2d579ab675f0a4478e3171d2dfd0450f28 /drivers/video/sh_mobile_lcdcfb.c
parentfbdev: sh_mobile_lcdc: use display information in info for panning (diff)
downloadlinux-91fba48d59666718e3d3e86964755b80d39cdbdd.tar.xz
linux-91fba48d59666718e3d3e86964755b80d39cdbdd.zip
fbdev: sh_mobile_lcdc: Update fix.line_length in .fb_set_par()
Instead of updating the fixed screen information line length manually after calling fb_set_var() in sh_mobile_fb_reconfig(), update the field in the .fb_set_par() operation handler. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/sh_mobile_lcdcfb.c')
-rw-r--r--drivers/video/sh_mobile_lcdcfb.c17
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 1ff215c42c41..b6da1d644619 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -998,11 +998,6 @@ static void sh_mobile_fb_reconfig(struct fb_info *info)
/* Couldn't reconfigure, hopefully, can continue as before */
return;
- if (info->var.nonstd)
- info->fix.line_length = mode1.xres;
- else
- info->fix.line_length = mode1.xres * (ch->cfg.bpp / 8);
-
/*
* fb_set_var() calls the notifier change internally, only if
* FBINFO_MISC_USEREVENT flag is set. Since we do not want to fake a
@@ -1157,12 +1152,22 @@ static int sh_mobile_check_var(struct fb_var_screeninfo *var, struct fb_info *in
static int sh_mobile_set_par(struct fb_info *info)
{
struct sh_mobile_lcdc_chan *ch = info->par;
+ u32 line_length = info->fix.line_length;
int ret;
sh_mobile_lcdc_stop(ch->lcdc);
+
+ if (info->var.nonstd)
+ info->fix.line_length = info->var.xres;
+ else
+ info->fix.line_length = info->var.xres
+ * info->var.bits_per_pixel / 8;
+
ret = sh_mobile_lcdc_start(ch->lcdc);
- if (ret < 0)
+ if (ret < 0) {
dev_err(info->dev, "%s: unable to restart LCDC\n", __func__);
+ info->fix.line_length = line_length;
+ }
return ret;
}