From: changzhu <Changfeng.Zhu@xxxxxxx>
From: Changfeng <Changfeng.Zhu@xxxxxxx>
The value of max_me in amdgpu_gfx_rlc_setup_cp_table should reduce to 4
when mec2_fw is removed on asic renoir/arcturus. Or it will cause kernel
NULL pointer when modprobe driver.
Change-Id: I268610e85f6acd9200478d0ab1518349ff81469b
Signed-off-by: Changfeng <Changfeng.Zhu@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 2f56adebbb31..300a07227597 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1890,7 +1890,10 @@ static void gfx_v9_0_enable_lbpw(struct amdgpu_device *adev, bool enable)
static int gfx_v9_0_cp_jump_table_num(struct amdgpu_device *adev)
{
- return 5;
+ if (gfx_v9_0_load_mec2_fw_bin_support(adev))
+ return 5;
+ else
+ return 4;
}
static int gfx_v9_0_rlc_init(struct amdgpu_device *adev)
--
2.17.1
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