diff options
author | Dave Airlie <airlied@linux.ie> | 2007-12-10 15:53:59 +1000 |
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committer | Dave Airlie <airlied@linux.ie> | 2007-12-10 15:53:59 +1000 |
commit | 814f695135f21aadeba77a3114df505d81a8d433 (patch) | |
tree | 277da7e1c5dce9318591158435d2e367f3e495d3 /shared-core/nouveau_state.c | |
parent | e51b3c8ff4bb88bc0f57473b7c3fe7fcd6b1a916 (diff) | |
parent | cfa21b22b43c7113107b5eb086b5f4d4ec36dc0a (diff) |
Merge branch 'master' into r500-support
Diffstat (limited to 'shared-core/nouveau_state.c')
-rw-r--r-- | shared-core/nouveau_state.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/shared-core/nouveau_state.c b/shared-core/nouveau_state.c index 7c9503e8..16c86494 100644 --- a/shared-core/nouveau_state.c +++ b/shared-core/nouveau_state.c @@ -454,6 +454,9 @@ int nouveau_firstopen(struct drm_device *dev) return 0; } +#define NV40_CHIPSET_MASK 0x00000baf +#define NV44_CHIPSET_MASK 0x00005450 + int nouveau_load(struct drm_device *dev, unsigned long flags) { struct drm_nouveau_private *dev_priv; @@ -497,10 +500,16 @@ int nouveau_load(struct drm_device *dev, unsigned long flags) if (architecture >= 0x50) { dev_priv->card_type = NV_50; - } else if (architecture >= 0x44) { - dev_priv->card_type = NV_44; } else if (architecture >= 0x40) { - dev_priv->card_type = NV_40; + uint8_t subarch = architecture & 0xf; + /* Selection criteria borrowed from NV40EXA */ + if (NV40_CHIPSET_MASK & (1 << subarch)) { + dev_priv->card_type = NV_40; + } else if (NV44_CHIPSET_MASK & (1 << subarch)) { + dev_priv->card_type = NV_44; + } else { + dev_priv->card_type = NV_UNKNOWN; + } } else if (architecture >= 0x30) { dev_priv->card_type = NV_30; } else if (architecture >= 0x20) { |