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author | Ben Skeggs <bskeggs@redhat.com> | 2012-11-01 16:16:32 +1000 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-11-05 09:50:42 +0100 |
commit | 88f002cc7c9c55f40bdaaa720a39b6484cdfbb3f (patch) | |
tree | a116cb154f209a12ef47f2f58fd05707b56a9bfd | |
parent | de540b704e2ba5681f5e697aa14cfd4e739b42ef (diff) | |
download | kernel-common-88f002cc7c9c55f40bdaaa720a39b6484cdfbb3f.tar.gz kernel-common-88f002cc7c9c55f40bdaaa720a39b6484cdfbb3f.tar.bz2 kernel-common-88f002cc7c9c55f40bdaaa720a39b6484cdfbb3f.zip |
drm/nouveau: headless mode by default if pci class != vga display
This is to prevent nouveau from taking over the console on headless boards
such as Tesla.
Backport of upstream commit: e412e95a268fa8544858ebfe066826b290430d51
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_state.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.c b/drivers/gpu/drm/nouveau/nouveau_drv.c index b5232582d1e8..05091c22a037 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.c +++ b/drivers/gpu/drm/nouveau/nouveau_drv.c @@ -472,9 +472,7 @@ static int __init nouveau_init(void) #ifdef CONFIG_VGA_CONSOLE if (vgacon_text_force()) nouveau_modeset = 0; - else #endif - nouveau_modeset = 1; } if (!nouveau_modeset) diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c b/drivers/gpu/drm/nouveau/nouveau_state.c index c2a8511e855a..b096cf28213a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c +++ b/drivers/gpu/drm/nouveau/nouveau_state.c @@ -47,6 +47,7 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_engine *engine = &dev_priv->engine; + u32 pclass = dev->pdev->class >> 8; switch (dev_priv->chipset & 0xf0) { case 0x00: @@ -526,7 +527,8 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev) } /* headless mode */ - if (nouveau_modeset == 2) { + if (nouveau_modeset == 2 || + (nouveau_modeset < 0 && pclass != PCI_CLASS_DISPLAY_VGA)) { engine->display.early_init = nouveau_stub_init; engine->display.late_takedown = nouveau_stub_takedown; engine->display.create = nouveau_stub_init; |