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From c75d8b82117e25250a1cf0014ed7c1944bf45f37 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 8 Jul 2019 13:47:12 -0500
Subject: [PATCH 2844/2940] drm/amdgpu: enable IP discovery by default on navi
Use the IP discovery table rather than hardcoding the
settings in the driver.
Reviewed-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 8001120e6b79..459342449a3b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -143,7 +143,7 @@ uint amdgpu_smu_memory_pool_size = 0;
uint amdgpu_dc_feature_mask = 0;
int amdgpu_async_gfx_ring = 1;
int amdgpu_mcbp = 0;
-int amdgpu_discovery = 0;
+int amdgpu_discovery = -1;
int amdgpu_mes = 0;
struct amdgpu_mgpu_info mgpu_info = {
@@ -604,6 +604,7 @@ module_param_named(mcbp, amdgpu_mcbp, int, 0444);
/**
* DOC: discovery (int)
* Allow driver to discover hardware IP information from IP Discovery table at the top of VRAM.
+ * (-1 = auto (default), 0 = disabled, 1 = enabled)
*/
MODULE_PARM_DESC(discovery,
--
2.17.1
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