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authorAlex Deucher <alexander.deucher@amd.com>2013-07-16 15:58:50 -0400
committerAlex Deucher <alexander.deucher@amd.com>2013-07-17 14:52:46 -0400
commit1294d4a36d1e0dacfc37c1f269d78ff58f0cd8bc (patch)
tree9a5afd468988672a58310fdcfbe14839672f28c0 /drivers/gpu/drm/radeon/radeon_drv.c
parentd1ce3d5496f2a7c90dd00a9133572f931d2acdcc (diff)
downloadlinux-stericsson-1294d4a36d1e0dacfc37c1f269d78ff58f0cd8bc.tar.gz
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 <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_drv.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_drv.c4
1 files changed, 4 insertions, 0 deletions
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
};