[PATCH] drm/amdgpu/discovery: fix DCE_HWIP mapping error in hw_id_map array

Tianci Yin tianci.yin at amd.com
Thu Jul 11 08:00:50 UTC 2019


From: tiancyin <tianci.yin at amd.com>

ID of DCE_HWIP from vbios is DMU_HWID,
mismatch cause null pointer crash in navi10 modprobe.

Change-Id: I3be363cf5248de904b3bdae2f34d3bbe0bbbc07d
Signed-off-by: tiancyin <tianci.yin at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index e049ae6..1481899 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -123,7 +123,7 @@ static int hw_id_map[MAX_HWIP] = {
 	[UVD_HWIP]	= UVD_HWID,
 	[VCE_HWIP]	= VCE_HWID,
 	[DF_HWIP]	= DF_HWID,
-	[DCE_HWIP]	= DCEAZ_HWID,
+	[DCE_HWIP]	= DMU_HWID,
 	[OSSSYS_HWIP]	= OSSSYS_HWID,
 	[SMUIO_HWIP]	= SMUIO_HWID,
 	[PWR_HWIP]	= PWR_HWID,
-- 
2.7.4



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