diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c index 83af307e97cd..3ac39b44a211 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c @@ -46,7 +46,6 @@ #include <linux/pci.h> #include <drm/drm_crtc_helper.h> -#include <drm/drm_irq.h> #include <drm/drm_vblank.h> #include <drm/amdgpu_drm.h> #include <drm/drm_drv.h> @@ -184,7 +183,7 @@ void amdgpu_irq_disable_all(struct amdgpu_device *adev) * Returns: * result of handling the IRQ, as defined by &irqreturn_t */ -irqreturn_t amdgpu_irq_handler(int irq, void *arg) +static irqreturn_t amdgpu_irq_handler(int irq, void *arg) { struct drm_device *dev = (struct drm_device *) arg; struct amdgpu_device *adev = drm_to_adev(dev); @@ -307,6 +306,7 @@ static void amdgpu_restore_msix(struct amdgpu_device *adev) int amdgpu_irq_init(struct amdgpu_device *adev) { int r = 0; + unsigned int irq; spin_lock_init(&adev->irq.lock); @@ -349,15 +349,22 @@ int amdgpu_irq_init(struct amdgpu_device *adev) INIT_WORK(&adev->irq.ih2_work, amdgpu_irq_handle_ih2); INIT_WORK(&adev->irq.ih_soft_work, amdgpu_irq_handle_ih_soft); - adev->irq.installed = true; - /* Use vector 0 for MSI-X */ - r = drm_irq_install(adev_to_drm(adev), pci_irq_vector(adev->pdev, 0)); + /* Use vector 0 for MSI-X. */ + r = pci_irq_vector(adev->pdev, 0); + if (r < 0) + return r; + irq = r; + + /* PCI devices require shared interrupts. */ + r = request_irq(irq, amdgpu_irq_handler, IRQF_SHARED, adev_to_drm(adev)->driver->name, + adev_to_drm(adev)); if (r) { - adev->irq.installed = false; if (!amdgpu_device_has_dc_support(adev)) flush_work(&adev->hotplug_work); return r; } + adev->irq.installed = true; + adev->irq.irq = irq; adev_to_drm(adev)->max_vblank_count = 0x00ffffff; DRM_DEBUG("amdgpu: irq initialized.\n"); @@ -368,7 +375,7 @@ int amdgpu_irq_init(struct amdgpu_device *adev) void amdgpu_irq_fini_hw(struct amdgpu_device *adev) { if (adev->irq.installed) { - drm_irq_uninstall(&adev->ddev); + free_irq(adev->irq.irq, adev_to_drm(adev)); adev->irq.installed = false; if (adev->irq.msi_enabled) pci_free_irq_vectors(adev->pdev); @@ -584,7 +591,7 @@ void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev) { int i, j, k; - if (amdgpu_sriov_vf(adev)) + if (amdgpu_sriov_vf(adev) || amdgpu_passthrough(adev)) amdgpu_restore_msix(adev); for (i = 0; i < AMDGPU_IRQ_CLIENTID_MAX; ++i) { @@ -617,7 +624,7 @@ void amdgpu_irq_gpu_reset_resume_helper(struct amdgpu_device *adev) int amdgpu_irq_get(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type) { - if (!adev_to_drm(adev)->irq_enabled) + if (!adev->irq.installed) return -ENOENT; if (type >= src->num_types) @@ -647,7 +654,7 @@ int amdgpu_irq_get(struct amdgpu_device *adev, struct amdgpu_irq_src *src, int amdgpu_irq_put(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type) { - if (!adev_to_drm(adev)->irq_enabled) + if (!adev->irq.installed) return -ENOENT; if (type >= src->num_types) @@ -678,7 +685,7 @@ int amdgpu_irq_put(struct amdgpu_device *adev, struct amdgpu_irq_src *src, bool amdgpu_irq_enabled(struct amdgpu_device *adev, struct amdgpu_irq_src *src, unsigned type) { - if (!adev_to_drm(adev)->irq_enabled) + if (!adev->irq.installed) return false; if (type >= src->num_types) |