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| author | Tejun Heo <tj@kernel.org> | 2010-02-02 14:38:15 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2010-02-02 14:38:15 +0900 |
| commit | ab386128f20c44c458a90039ab1bdc265ac474c9 (patch) | |
| tree | 2ad188744922b1bb951fd10ff50dc04c83acce22 /drivers/char/agp/amd64-agp.c | |
| parent | dbfc196a3cc1a2514ad0737a82f764de23bd65e6 (diff) | |
| parent | ab658321f32770b903a4426e2a6fae0392757755 (diff) | |
| download | op-kernel-dev-ab386128f20c44c458a90039ab1bdc265ac474c9.zip op-kernel-dev-ab386128f20c44c458a90039ab1bdc265ac474c9.tar.gz | |
Merge branch 'master' into percpu
Diffstat (limited to 'drivers/char/agp/amd64-agp.c')
| -rw-r--r-- | drivers/char/agp/amd64-agp.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c index 5aa7a58..34cf04e 100644 --- a/drivers/char/agp/amd64-agp.c +++ b/drivers/char/agp/amd64-agp.c @@ -725,14 +725,10 @@ static struct pci_driver agp_amd64_pci_driver = { int __init agp_amd64_init(void) { int err = 0; - static int done = 0; if (agp_off) return -EINVAL; - if (done++) - return agp_bridges_found ? 0 : -ENODEV; - err = pci_register_driver(&agp_amd64_pci_driver); if (err < 0) return err; @@ -769,14 +765,24 @@ int __init agp_amd64_init(void) return err; } +static int __init agp_amd64_mod_init(void) +{ + if (gart_iommu_aperture) + return agp_bridges_found ? 0 : -ENODEV; + + return agp_amd64_init(); +} + static void __exit agp_amd64_cleanup(void) { + if (gart_iommu_aperture) + return; if (aperture_resource) release_resource(aperture_resource); pci_unregister_driver(&agp_amd64_pci_driver); } -module_init(agp_amd64_init); +module_init(agp_amd64_mod_init); module_exit(agp_amd64_cleanup); MODULE_AUTHOR("Dave Jones <davej@redhat.com>, Andi Kleen"); |
