]> www.infradead.org Git - users/jedix/linux-maple.git/commitdiff
drm/amd/pm: fix the pp_dpm_pcie issue on smu v14.0.2/3
authorKenneth Feng <kenneth.feng@amd.com>
Fri, 6 Sep 2024 12:46:54 +0000 (20:46 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 10 Sep 2024 17:44:29 +0000 (13:44 -0400)
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>
drivers/gpu/drm/amd/pm/swsmu/smu14/smu_v14_0_2_ppt.c

index 7125f72d01f2531eb588cb9b2f97f51ff749bd0e..43820d7d2c54ab0ebd6415f857710c2c873e9ed4 100644 (file)
@@ -696,6 +696,9 @@ 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++;
        }
 
        /* dcefclk dpm table setup */