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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index e18356fff710..312d15d5df95 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -176,6 +176,7 @@ int amdgpu_tmz = -1; /* auto */
int amdgpu_reset_method = -1; /* auto */
int amdgpu_num_kcq = -1;
int amdgpu_smartshift_bias;
+int amdgpu_use_xgmi_p2p = 1;
static void amdgpu_drv_delayed_reset_work_handler(struct work_struct *work);
@@ -651,6 +652,13 @@ MODULE_PARM_DESC(force_asic_type,
"A non negative value used to specify the asic type for all supported GPUs");
module_param_named(force_asic_type, amdgpu_force_asic_type, int, 0444);
+/**
+ * DOC: use_xgmi_p2p (int)
+ * Enables/disables XGMI P2P interface (0 = disable, 1 = enable).
+ */
+MODULE_PARM_DESC(use_xgmi_p2p,
+ "Enable XGMI P2P interface (0 = disable; 1 = enable (default))");
+module_param_named(use_xgmi_p2p, amdgpu_use_xgmi_p2p, int, 0444);
#ifdef CONFIG_HSA_AMD