drm/nv04: differentiate between nv04/nv05

Signed-off-by: N Ben Skeggs <bskeggs@redhat.com>

drm/nv04: differentiate between nv04/nv05
Signed-off-by: N Ben Skeggs <bskeggs@redhat.com>
1dee7a93 · Ben Skeggs · 234896a7 · 1dee7a93
隐藏空白更改
内联并排

Showing with 4 addition and 1 deletion

drivers/gpu/drm/nouveau/nouveau_state.c drivers/gpu/drm/nouveau/nouveau_state.c +4 -1

未找到文件。
--- a/drivers/gpu/drm/nouveau/nouveau_state.c
+++ b/drivers/gpu/drm/nouveau/nouveau_state.c
@@ -642,7 +642,10 @@ int nouveau_load(struct drm_device *dev, unsigned long flags)
 		dev_priv->chipset = (reg0 & 0xff00000) >> 20;
 	/* NV04 or NV05 */
 	} else if ((reg0 & 0xff00fff0) == 0x20004000) {
-		dev_priv->chipset = 0x04;
+		if (reg0 & 0x00f00000)
+			dev_priv->chipset = 0x05;
+		else
+			dev_priv->chipset = 0x04;
 	} else
 		dev_priv->chipset = 0xff;