From: Kenneth Feng kenneth.feng@amd.com
[ Upstream commit 7a0982523cf3ff00f35b210fc3405c528a2ce7af ]
fix the pp_dpm_pcie issue on smu v14.0.2/3 as below: 0: 2.5GT/s, x4 250Mhz 1: 8.0GT/s, x4 616Mhz * 2: 8.0GT/s, x4 1143Mhz * the middle level can be removed since it is always skipped on smu v14.0.2/3
Signed-off-by: Kenneth Feng kenneth.feng@amd.com Acked-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com (cherry picked from commit fedf6db3ea9dc5eda0b78cfbbb8f7a88b97e5b24) Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c index 06b65159f7b4..33c7740dd50a 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c @@ -672,6 +672,9 @@ static int smu_v14_0_2_set_default_dpm_table(struct smu_context *smu) pcie_table->clk_freq[pcie_table->num_of_link_levels] = skutable->LclkFreq[link_level]; pcie_table->num_of_link_levels++; + + if (link_level == 0) + link_level++; }
return 0;