[PATCH 2/3] drm/radeon: Implement radeon_pci_shutdown

Markus Trippelsdorf
2013-09-08T12:11:21Z

Currently radeon devices are not properbly shutdown during kexec. This
cases a varity of issues, e.g. dpm initialization failures.
Fix this by implementing a radeon_pci_shutdown function, that unloads
the driver cleanly.

Signed-off-by: Markus Trippelsdorf <markus@trippelsdorf.de>
---
drivers/gpu/drm/radeon/radeon_drv.c | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index cb4445f..d71edee 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -380,6 +380,15 @@ static const struct file_operations radeon_driver_kms_fops = {
#endif
};

+
+static void
+radeon_pci_shutdown(struct pci_dev *pdev)
+{
+ struct drm_device *dev = pci_get_drvdata(pdev);
+
+ radeon_driver_unload_kms(dev);
+}
+
static struct drm_driver kms_driver = {
.driver_features =
DRIVER_USE_AGP |
@@ -453,6 +462,7 @@ static struct pci_driver radeon_kms_pci_driver = {
.remove = radeon_pci_remove,
.suspend = radeon_pci_suspend,
.resume = radeon_pci_resume,
+ .shutdown = radeon_pci_shutdown,
};

static int __init radeon_init(void)
--
Markus