summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nouveau_display.c
diff options
context:
space:
mode:
authorArnd Bergmann <arnd@arndb.de>2012-02-22 14:20:07 +0000
committerArnd Bergmann <arnd@arndb.de>2012-02-22 14:20:18 +0000
commit2daa79ec2126f8e710391e9d8e8f0d31d7c91d5f (patch)
treeab89c74c09c2986fa01c25ad8e45989a48a18899 /drivers/gpu/drm/nouveau/nouveau_display.c
parent7dae8c5209147ad06d424928a5f1ec45caa87691 (diff)
parent678a0222edc9da43a22145d68647500ee85e6c04 (diff)
Merge branch 'lpc32xx/drivers' into next/drivers
* lpc32xx/drivers: (566 commits) ARM: LPC32xx: ADC support for mach-lpc32xx Includes an update to Linux 3.3-rc4 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_display.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 3cb52bc52b2..795a9e3c990 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -219,6 +219,16 @@ nouveau_display_init(struct drm_device *dev)
if (ret)
return ret;
+ /* power on internal panel if it's not already. the init tables of
+ * some vbios default this to off for some reason, causing the
+ * panel to not work after resume
+ */
+ if (nouveau_gpio_func_get(dev, DCB_GPIO_PANEL_POWER) == 0) {
+ nouveau_gpio_func_set(dev, DCB_GPIO_PANEL_POWER, true);
+ msleep(300);
+ }
+
+ /* enable polling for external displays */
drm_kms_helper_poll_enable(dev);
/* enable hotplug interrupts */