diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2014-07-06 08:19:34 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2014-07-06 08:19:34 +0000 |
| commit | 6b75fc00b259a5a729b67fa7e6747deaf5fe7084 (patch) | |
| tree | 4d3bf10fbeb8a32357305701fd7e847dfebc6818 /sys/dev/pci/drm | |
| parent | eac53c5340efc8606d50e288bc0e796e4b0d4582 (diff) | |
drm/radeon: handle non-VGA class pci devices with ATRM
From Alex Deucher
6a6170926060797bdf25e5d6609a3168466f2e6c in ubuntu 3.8
d8ade3526b2aa0505132c404c05a38b73ea15490 in mainline linux
Diffstat (limited to 'sys/dev/pci/drm')
| -rw-r--r-- | sys/dev/pci/drm/radeon/radeon_bios.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/dev/pci/drm/radeon/radeon_bios.c b/sys/dev/pci/drm/radeon/radeon_bios.c index c50004d312f..0a96b4b2360 100644 --- a/sys/dev/pci/drm/radeon/radeon_bios.c +++ b/sys/dev/pci/drm/radeon/radeon_bios.c @@ -1,4 +1,4 @@ -/* $OpenBSD: radeon_bios.c,v 1.2 2014/02/09 11:03:31 jsg Exp $ */ +/* $OpenBSD: radeon_bios.c,v 1.3 2014/07/06 08:19:33 jsg Exp $ */ /* * Copyright 2008 Advanced Micro Devices, Inc. * Copyright 2008 Red Hat Inc. @@ -243,6 +243,20 @@ static bool radeon_atrm_get_bios(struct radeon_device *rdev) } } + if (!found) { + while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) { + dhandle = ACPI_HANDLE(&pdev->dev); + if (!dhandle) + continue; + + status = acpi_get_handle(dhandle, "ATRM", &atrm_handle); + if (!ACPI_FAILURE(status)) { + found = true; + break; + } + } + } + if (!found) return false; |