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authorDave Airlie <airlied@redhat.com>2013-06-27 20:40:44 +1000
committerDave Airlie <airlied@redhat.com>2013-06-27 20:40:44 +1000
commit4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4 (patch)
treedea0276d7d0a12147f04ddbef9121e32e903c5ca /drivers/video/atmel_lcdfb.c
parent160954b7bca43da7cd3cfbce310e6df919a8216e (diff)
parent9e895ace5d82df8929b16f58e9f515f6d54ab82d (diff)
downloadop-kernel-dev-4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4.zip
op-kernel-dev-4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4.tar.gz
Merge tag 'v3.10-rc7' into drm-next
Linux 3.10-rc7 The sdvo lvds fix in this -fixes pull commit c3456fb3e4712d0448592af3c5d644c9472cd3c1 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Mon Jun 10 09:47:58 2013 +0200 drm/i915: prefer VBT modes for SVDO-LVDS over EDID has a silent functional conflict with commit 990256aec2f10800595dddf4d1c3441fcd6b2616 Author: Ville Syrjälä <ville.syrjala@linux.intel.com> Date: Fri May 31 12:17:07 2013 +0000 drm: Add probed modes in probe order in drm-next. W simply need to add the vbt modes before edid modes, i.e. the other way round than now. Conflicts: drivers/gpu/drm/drm_prime.c drivers/gpu/drm/i915/intel_sdvo.c
Diffstat (limited to 'drivers/video/atmel_lcdfb.c')
-rw-r--r--drivers/video/atmel_lcdfb.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 540909d..effdb37 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -223,8 +223,14 @@ static void init_backlight(struct atmel_lcdfb_info *sinfo)
static void exit_backlight(struct atmel_lcdfb_info *sinfo)
{
- if (sinfo->backlight)
- backlight_device_unregister(sinfo->backlight);
+ if (!sinfo->backlight)
+ return;
+
+ if (sinfo->backlight->ops) {
+ sinfo->backlight->props.power = FB_BLANK_POWERDOWN;
+ sinfo->backlight->ops->update_status(sinfo->backlight);
+ }
+ backlight_device_unregister(sinfo->backlight);
}
#else
@@ -461,8 +467,11 @@ static int atmel_lcdfb_check_var(struct fb_var_screeninfo *var,
if (info->fix.smem_len) {
unsigned int smem_len = (var->xres_virtual * var->yres_virtual
* ((var->bits_per_pixel + 7) / 8));
- if (smem_len > info->fix.smem_len)
+ if (smem_len > info->fix.smem_len) {
+ dev_err(dev, "Frame buffer is too small (%u) for screen size (need at least %u)\n",
+ info->fix.smem_len, smem_len);
return -EINVAL;
+ }
}
/* Saturate vertical and horizontal timings at maximum values */
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