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-rw-r--r--drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
index 3917ae5e681a..a49e5adf7cc3 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c
@@ -2438,6 +2438,9 @@ int smu_v13_0_update_pcie_parameters(struct smu_context *smu,
uint32_t smu_pcie_arg;
int ret, i;
+ if (!num_of_levels)
+ return 0;
+
if (!(smu->adev->pm.pp_feature & PP_PCIE_DPM_MASK)) {
if (pcie_table->pcie_gen[num_of_levels - 1] < pcie_gen_cap)
pcie_gen_cap = pcie_table->pcie_gen[num_of_levels - 1];