From 1294d4a36d1e0dacfc37c1f269d78ff58f0cd8bc Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 16 Jul 2013 15:58:50 -0400 Subject: drm/radeon: add a module parameter to disable aspm Can cause hangs when enabled in certain motherboards. Set radeon.aspm=0 to disable aspm. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_drv.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/radeon/radeon_drv.c') diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c index e5419b350170..29876b1be8ec 100644 --- a/drivers/gpu/drm/radeon/radeon_drv.c +++ b/drivers/gpu/drm/radeon/radeon_drv.c @@ -167,6 +167,7 @@ int radeon_msi = -1; int radeon_lockup_timeout = 10000; int radeon_fastfb = 0; int radeon_dpm = -1; +int radeon_aspm = -1; MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers"); module_param_named(no_wb, radeon_no_wb, int, 0444); @@ -225,6 +226,9 @@ module_param_named(fastfb, radeon_fastfb, int, 0444); MODULE_PARM_DESC(dpm, "DPM support (1 = enable, 0 = disable, -1 = auto)"); module_param_named(dpm, radeon_dpm, int, 0444); +MODULE_PARM_DESC(aspm, "ASPM support (1 = enable, 0 = disable, -1 = auto)"); +module_param_named(aspm, radeon_aspm, int, 0444); + static struct pci_device_id pciidlist[] = { radeon_PCI_IDS }; -- cgit