Hi,
Since I am a proud owner of a G4 Snowball, and the screen did some
strange things in DPMS 1 (blanking), I thought it was a good idea to fix
it. With some help from IRC I made the attached patch.
Stefan
commit 4e2b7e05ceb5afb2f1a0b9e5bfd405bbef11a723
Author: Stefan de Konink <ste...@konink.de>
Date: Sat Dec 22 18:04:37 2012 +0100
drm/nouveau: Fix DPMS 1 on G4 Snowball, from snow white to coal black.
This fixes bug <https://bugs.freedesktop.org/show_bug.cgi?id=40275>
Signed-off-by: Stefan de Konink <ste...@konink.de>
diff --git a/drivers/gpu/drm/nouveau/nv04_dfp.c b/drivers/gpu/drm/nouveau/nv04_dfp.c
index 184cdf8..eb76b69 100644
--- a/drivers/gpu/drm/nouveau/nv04_dfp.c
+++ b/drivers/gpu/drm/nouveau/nv04_dfp.c
@@ -490,8 +490,8 @@ static void nv04_dfp_update_backlight(struct drm_encoder *encoder, int mode)
/* BIOS scripts usually take care of the backlight, thanks
* Apple for your consistency.
*/
- if (dev->pci_device == 0x0179 || dev->pci_device == 0x0189 ||
- dev->pci_device == 0x0329) {
+ if (dev->pci_device == 0x0174 || dev->pci_device == 0x0179 ||
+ dev->pci_device == 0x0189 || dev->pci_device == 0x0329) {
if (mode == DRM_MODE_DPMS_ON) {
nv_mask(device, NV_PBUS_DEBUG_DUALHEAD_CTL, 0, 1 << 31);
nv_mask(device, NV_PCRTC_GPIO_EXT, 3, 1);
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