diff options
author | Alan Cox <alan@linux.intel.com> | 2012-05-21 14:27:44 (GMT) |
---|---|---|
committer | Dave Airlie <airlied@redhat.com> | 2012-05-22 09:15:45 (GMT) |
commit | 7beff62ee39d3ccf088bb77f61a63037f714d235 (patch) | |
tree | b6a2aa20f68594c6e7bcb800bc9b826d48a1cee7 /drivers/gpu/drm/gma500/psb_device.c | |
parent | bc794829141f28e14fe7d0e07e35870bd9aee78c (diff) | |
download | linux-fsl-qoriq-7beff62ee39d3ccf088bb77f61a63037f714d235.tar.xz |
gma500: Fix Poulsbo suspend/resume crash on devices with SDVO ports
Reported-by: Guillaume Clément <guillaume@baobob.org>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_device.c')
-rw-r--r-- | drivers/gpu/drm/gma500/psb_device.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/gma500/psb_device.c b/drivers/gpu/drm/gma500/psb_device.c index 2a3e2da..eff039b 100644 --- a/drivers/gpu/drm/gma500/psb_device.c +++ b/drivers/gpu/drm/gma500/psb_device.c @@ -197,7 +197,8 @@ static int psb_save_display_registers(struct drm_device *dev) } list_for_each_entry(connector, &dev->mode_config.connector_list, head) - connector->funcs->save(connector); + if (connector->funcs->save) + connector->funcs->save(connector); mutex_unlock(&dev->mode_config.mutex); return 0; @@ -235,7 +236,8 @@ static int psb_restore_display_registers(struct drm_device *dev) crtc->funcs->restore(crtc); list_for_each_entry(connector, &dev->mode_config.connector_list, head) - connector->funcs->restore(connector); + if (connector->funcs->restore) + connector->funcs->restore(connector); mutex_unlock(&dev->mode_config.mutex); return 0; |