summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/gma500/psb_irq.c
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-26 10:38:21 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-26 10:38:21 +0200
commit67102bd31b4e31abb0abbc390381212a2d65db72 (patch)
tree904754c940eb87b951cf877f09074a7d28bc2947 /drivers/gpu/drm/gma500/psb_irq.c
parentad5dbfc123e6ffbbde194e2a4603323e09f741ee (diff)
parentf76349cf41451c5c42a99f18a9163377e4b364ff (diff)
Merge 6.0-rc7 into usb-next
We need the USB fixes in here for other follow-on changes to be able to be applied successfully. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_irq.c')
-rw-r--r--drivers/gpu/drm/gma500/psb_irq.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c
index e6e6d61bbeab..038f18ed0a95 100644
--- a/drivers/gpu/drm/gma500/psb_irq.c
+++ b/drivers/gpu/drm/gma500/psb_irq.c
@@ -316,17 +316,24 @@ void gma_irq_postinstall(struct drm_device *dev)
spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
}
-int gma_irq_install(struct drm_device *dev, unsigned int irq)
+int gma_irq_install(struct drm_device *dev)
{
+ struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
int ret;
- if (irq == IRQ_NOTCONNECTED)
+ if (dev_priv->use_msi && pci_enable_msi(pdev)) {
+ dev_warn(dev->dev, "Enabling MSI failed!\n");
+ dev_priv->use_msi = false;
+ }
+
+ if (pdev->irq == IRQ_NOTCONNECTED)
return -ENOTCONN;
gma_irq_preinstall(dev);
/* PCI devices require shared interrupts. */
- ret = request_irq(irq, gma_irq_handler, IRQF_SHARED, dev->driver->name, dev);
+ ret = request_irq(pdev->irq, gma_irq_handler, IRQF_SHARED, dev->driver->name, dev);
if (ret)
return ret;
@@ -369,6 +376,8 @@ void gma_irq_uninstall(struct drm_device *dev)
spin_unlock_irqrestore(&dev_priv->irqmask_lock, irqflags);
free_irq(pdev->irq, dev);
+ if (dev_priv->use_msi)
+ pci_disable_msi(pdev);
}
int gma_crtc_enable_vblank(struct drm_crtc *crtc)