From 003e69f9862bcda89a75c27750efdbc17ac02945 Mon Sep 17 00:00:00 2001 From: Jerome Glisse Date: Thu, 7 Jan 2010 15:39:14 +0100 Subject: drm/radeon/kms: Don't try to enable IRQ if we have no handler installed If for any reason we haven't installed handler we shouldn't try to enable IRQ/MSI on the hw so we don't get unhandled IRQ/MSI which makes the kernel sad. Signed-off-by: Jerome Glisse Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/radeon_irq_kms.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/radeon/radeon_irq_kms.c') diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 9223296fe37b..3cfd60fd0083 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -97,6 +97,7 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev) rdev->irq.sw_int = false; for (i = 0; i < 2; i++) { rdev->irq.crtc_vblank_int[i] = false; + rdev->irq.hpd[i] = false; } radeon_irq_set(rdev); } @@ -128,17 +129,22 @@ int radeon_irq_kms_init(struct radeon_device *rdev) DRM_INFO("radeon: using MSI.\n"); } } - drm_irq_install(rdev->ddev); rdev->irq.installed = true; + r = drm_irq_install(rdev->ddev); + if (r) { + rdev->irq.installed = false; + return r; + } DRM_INFO("radeon: irq initialized.\n"); return 0; } void radeon_irq_kms_fini(struct radeon_device *rdev) { + drm_vblank_cleanup(rdev->ddev); if (rdev->irq.installed) { - rdev->irq.installed = false; drm_irq_uninstall(rdev->ddev); + rdev->irq.installed = false; if (rdev->msi_enabled) pci_disable_msi(rdev->pdev); } -- cgit v1.2.3