drm/nv04: differentiate between nv04/nv05

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

1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c
index a6b573e89829..09b9a46dfc0e 100644
--- 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;