diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/drm_irq.c | 27 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_pci.c | 39 |
2 files changed, 37 insertions, 29 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index d4cc47690d65..e5920e7a4392 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -56,33 +56,6 @@ */ #define DRM_REDUNDANT_VBLIRQ_THRESH_NS 1000000 -/** - * Get interrupt from bus id. - * - * \param inode device inode. - * \param file_priv DRM file private. - * \param cmd command. - * \param arg user argument, pointing to a drm_irq_busid structure. - * \return zero on success or a negative number on failure. - * - * Finds the PCI device with the specified bus id and gets its IRQ number. - * This IOCTL is deprecated, and will now return EINVAL for any busid not equal - * to that of the device that this DRM instance attached to. - */ -int drm_irq_by_busid(struct drm_device *dev, void *data, - struct drm_file *file_priv) -{ - struct drm_irq_busid *p = data; - - if (!dev->driver->bus->irq_by_busid) - return -EINVAL; - - if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) - return -EINVAL; - - return dev->driver->bus->irq_by_busid(dev, p); -} - /* * Clear vblank timestamp buffer for a crtc. */ diff --git a/drivers/gpu/drm/drm_pci.c b/drivers/gpu/drm/drm_pci.c index 9c696a5ad74d..8d4221683af4 100644 --- a/drivers/gpu/drm/drm_pci.c +++ b/drivers/gpu/drm/drm_pci.c @@ -247,7 +247,6 @@ err: return ret; } - static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p) { if ((p->busnum >> 8) != drm_get_pci_domain(dev) || @@ -262,6 +261,37 @@ static int drm_pci_irq_by_busid(struct drm_device *dev, struct drm_irq_busid *p) return 0; } +/** + * Get interrupt from bus id. + * + * \param inode device inode. + * \param file_priv DRM file private. + * \param cmd command. + * \param arg user argument, pointing to a drm_irq_busid structure. + * \return zero on success or a negative number on failure. + * + * Finds the PCI device with the specified bus id and gets its IRQ number. + * This IOCTL is deprecated, and will now return EINVAL for any busid not equal + * to that of the device that this DRM instance attached to. + */ +int drm_irq_by_busid(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + struct drm_irq_busid *p = data; + + if (drm_core_check_feature(dev, DRIVER_MODESET)) + return -EINVAL; + + /* UMS was only ever support on PCI devices. */ + if (WARN_ON(!dev->pdev)) + return -EINVAL; + + if (!drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) + return -EINVAL; + + return drm_pci_irq_by_busid(dev, p); +} + static void drm_pci_agp_init(struct drm_device *dev) { if (drm_core_check_feature(dev, DRIVER_USE_AGP)) { @@ -292,7 +322,6 @@ static struct drm_bus drm_pci_bus = { .get_name = drm_pci_get_name, .set_busid = drm_pci_set_busid, .set_unique = drm_pci_set_unique, - .irq_by_busid = drm_pci_irq_by_busid, }; /** @@ -453,6 +482,12 @@ int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver) } void drm_pci_agp_destroy(struct drm_device *dev) {} + +int drm_irq_by_busid(struct drm_device *dev, void *data, + struct drm_file *file_priv) +{ + return -EINVAL; +} #endif EXPORT_SYMBOL(drm_pci_init); |