diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_irq_kms.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_irq_kms.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 1841145a7c4f..a0fe6232dcb6 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -83,11 +83,22 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev) int radeon_irq_kms_init(struct radeon_device *rdev) { int r = 0; + int num_crtc = 2; - r = drm_vblank_init(rdev->ddev, 2); + if (rdev->flags & RADEON_SINGLE_CRTC) + num_crtc = 1; + + r = drm_vblank_init(rdev->ddev, num_crtc); if (r) { return r; } + /* enable msi */ + rdev->msi_enabled = 0; + if (rdev->family >= CHIP_RV380) { + int ret = pci_enable_msi(rdev->pdev); + if (!ret) + rdev->msi_enabled = 1; + } drm_irq_install(rdev->ddev); rdev->irq.installed = true; DRM_INFO("radeon: irq initialized.\n"); @@ -99,5 +110,7 @@ void radeon_irq_kms_fini(struct radeon_device *rdev) if (rdev->irq.installed) { rdev->irq.installed = false; drm_irq_uninstall(rdev->ddev); + if (rdev->msi_enabled) + pci_disable_msi(rdev->pdev); } } |