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fbdev: sh_mobile_lcdc: Update fix.line_length in .fb_set_par()

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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>
This commit is contained in:
Laurent Pinchart 2011-08-31 13:00:56 +02:00 committed by Florian Tobias Schandinat
parent dc1d5adab5
commit 91fba48d59
1 changed files with 11 additions and 6 deletions
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17
drivers/video/sh_mobile_lcdcfb.c
View file

@ -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;
}