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drm/radeon/kms: cleanup structure and module if initialization fails

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This would allow us to properly unload others module like TTM if
initialization fails after we initiliazed TTM structure.

Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Jerome Glisse 2009-12-09 18:21:55 +01:00 committed by Dave Airlie
parent eaa5fd1a66
commit cf0fe4566d
1 changed files with 20 additions and 22 deletions
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40
drivers/gpu/drm/radeon/radeon_kms.c
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@ -30,10 +30,19 @@
#include "radeon.h"
#include "radeon_drm.h"
int radeon_driver_unload_kms(struct drm_device *dev)
{
struct radeon_device *rdev = dev->dev_private;
if (rdev == NULL)
return 0;
radeon_modeset_fini(rdev);
radeon_device_fini(rdev);
kfree(rdev);
dev->dev_private = NULL;
return 0;
}
/*
* Driver load/unload
*/
int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
{
struct radeon_device *rdev;
@ -62,31 +71,20 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
*/
r = radeon_device_init(rdev, dev, dev->pdev, flags);
if (r) {
DRM_ERROR("Fatal error while trying to initialize radeon.\n");
return r;
dev_err(&dev->pdev->dev, "Fatal error during GPU init\n");
goto out;
}
/* Again modeset_init should fail only on fatal error
* otherwise it should provide enough functionalities
* for shadowfb to run
*/
r = radeon_modeset_init(rdev);
if (r) {
if (r)
dev_err(&dev->pdev->dev, "Fatal error during modeset init\n");
out:
if (r)
radeon_driver_unload_kms(dev);
return r;
}
return 0;
}
int radeon_driver_unload_kms(struct drm_device *dev)
{
struct radeon_device *rdev = dev->dev_private;
if (rdev == NULL)
return 0;
radeon_modeset_fini(rdev);
radeon_device_fini(rdev);
kfree(rdev);
dev->dev_private = NULL;
return 0;
}