diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_dma.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 0d215e38606..afa8a12cd00 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -717,7 +717,7 @@ static int i915_getparam(struct drm_device *dev, void *data, value = dev->pci_device; break; case I915_PARAM_HAS_GEM: - value = 1; + value = dev_priv->has_gem; break; default: DRM_ERROR("Unknown parameter %d\n", param->param); @@ -830,6 +830,14 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) dev_priv->regs = ioremap(base, size); +#ifdef CONFIG_HIGHMEM64G + /* don't enable GEM on PAE - needs agp + set_memory_* interface fixes */ + dev_priv->has_gem = 0; +#else + /* enable GEM by default */ + dev_priv->has_gem = 1; +#endif + i915_gem_load(dev); /* Init HWS */ @@ -847,15 +855,23 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) * and the registers being closely associated. * * According to chipset errata, on the 965GM, MSI interrupts may - * be lost or delayed + * be lost or delayed, but we use them anyways to avoid + * stuck interrupts on some machines. */ - if (!IS_I945G(dev) && !IS_I945GM(dev) && !IS_I965GM(dev)) + if (!IS_I945G(dev) && !IS_I945GM(dev)) pci_enable_msi(dev->pdev); intel_opregion_init(dev); spin_lock_init(&dev_priv->user_irq_lock); + ret = drm_vblank_init(dev, I915_NUM_PIPE); + + if (ret) { + (void) i915_driver_unload(dev); + return ret; + } + return ret; } |