diff options
| author | Chris Wilson <chris@chris-wilson.co.uk> | 2013-12-16 15:57:40 +0000 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-07-23 07:05:22 +0200 |
| commit | f96de58fc7e7d3d717c7c63975c3b896c906b5e3 (patch) | |
| tree | e6d9d7067fe6b8a09d6cca33fb63cb0dc0499b62 /drivers | |
| parent | b6d547791fd3ef4ccc89ad2556ab01045640aef7 (diff) | |
| download | op-kernel-dev-f96de58fc7e7d3d717c7c63975c3b896c906b5e3.zip op-kernel-dev-f96de58fc7e7d3d717c7c63975c3b896c906b5e3.tar.gz | |
drm/i915: Handle failure to kick out a conflicting fb driver
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_dma.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index 2c0bad6..eb3d9c0 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1427,15 +1427,16 @@ void i915_master_destroy(struct drm_device *dev, struct drm_master *master) } #if IS_ENABLED(CONFIG_FB) -static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) +static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) { struct apertures_struct *ap; struct pci_dev *pdev = dev_priv->dev->pdev; bool primary; + int ret; ap = alloc_apertures(1); if (!ap) - return; + return -ENOMEM; ap->ranges[0].base = dev_priv->gtt.mappable_base; ap->ranges[0].size = dev_priv->gtt.mappable_end; @@ -1443,13 +1444,16 @@ static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW; - remove_conflicting_framebuffers(ap, "inteldrmfb", primary); + ret = remove_conflicting_framebuffers(ap, "inteldrmfb", primary); kfree(ap); + + return ret; } #else -static void i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) +static int i915_kick_out_firmware_fb(struct drm_i915_private *dev_priv) { + return 0; } #endif @@ -1667,7 +1671,11 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags) goto out_gtt; } - i915_kick_out_firmware_fb(dev_priv); + ret = i915_kick_out_firmware_fb(dev_priv); + if (ret) { + DRM_ERROR("failed to remove conflicting framebuffer drivers\n"); + goto out_gtt; + } } pci_set_master(dev->pdev); |
