drm/amdgpu: Call trace info was found in dmesg when loading amdgpu

In the case of SRIOV, the register smnMp1_PMI_3_FIFO will get an invalid
value which will cause the "shift out of bound". In Ubuntu22.04, this
issue will be checked an related call trace will be reported in dmesg.

Signed-off-by: lin cao <lin.cao@amd.com>
Reviewed-by: Jingwen Chen <Jingwen.Chen2@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
index b71860e5324afe3b513a38e789e91652ebc18268..fa520d79ef67fc698a930285c1a4011fb4765f9f 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
@@ -886,6 +886,7 @@ static void sienna_cichlid_stb_init(struct smu_context *smu);
 
 static int sienna_cichlid_init_smc_tables(struct smu_context *smu)
 {
+       struct amdgpu_device *adev = smu->adev;
        int ret = 0;
 
        ret = sienna_cichlid_tables_init(smu);
@@ -896,7 +897,8 @@ static int sienna_cichlid_init_smc_tables(struct smu_context *smu)
        if (ret)
                return ret;
 
-       sienna_cichlid_stb_init(smu);
+       if (!amdgpu_sriov_vf(adev))
+               sienna_cichlid_stb_init(smu);
 
        return smu_v11_0_init_smc_tables(smu);
 }