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path: root/drivers/gpu/drm/nouveau/nouveau_bios.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bios.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_bios.c25
1 files changed, 4 insertions, 21 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index b54597f..f6c615b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -3869,27 +3869,10 @@ static int call_lvds_manufacturer_script(struct drm_device *dev, struct dcb_entr
}
#ifdef __powerpc__
/* Powerbook specific quirks */
- if ((dev->pci_device & 0xffff) == 0x0179 ||
- (dev->pci_device & 0xffff) == 0x0189 ||
- (dev->pci_device & 0xffff) == 0x0329) {
- if (script == LVDS_RESET) {
- nv_write_tmds(dev, dcbent->or, 0, 0x02, 0x72);
-
- } else if (script == LVDS_PANEL_ON) {
- bios_wr32(bios, NV_PBUS_DEBUG_DUALHEAD_CTL,
- bios_rd32(bios, NV_PBUS_DEBUG_DUALHEAD_CTL)
- | (1 << 31));
- bios_wr32(bios, NV_PCRTC_GPIO_EXT,
- bios_rd32(bios, NV_PCRTC_GPIO_EXT) | 1);
-
- } else if (script == LVDS_PANEL_OFF) {
- bios_wr32(bios, NV_PBUS_DEBUG_DUALHEAD_CTL,
- bios_rd32(bios, NV_PBUS_DEBUG_DUALHEAD_CTL)
- & ~(1 << 31));
- bios_wr32(bios, NV_PCRTC_GPIO_EXT,
- bios_rd32(bios, NV_PCRTC_GPIO_EXT) & ~3);
- }
- }
+ if (script == LVDS_RESET &&
+ (dev->pci_device == 0x0179 || dev->pci_device == 0x0189 ||
+ dev->pci_device == 0x0329))
+ nv_write_tmds(dev, dcbent->or, 0, 0x02, 0x72);
#endif
return 0;