drm/amd/pm/powerplay/smumgr: Fix PCIeBootLinkLevel value on Iceland
authorJohn Smith <itistotalbotnet@gmail.com>
Tue, 21 Oct 2025 09:09:09 +0000 (11:09 +0200)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 28 Oct 2025 13:50:31 +0000 (09:50 -0400)
Previously this was initialized with zero which represented PCIe Gen
1.0 instead of using the
maximum value from the speed table which is the behaviour of all other
smumgr implementations.

Fixes: 18aafc59b106 ("drm/amd/powerplay: implement fw related smu interface for iceland.")
Signed-off-by: John Smith <itistotalbotnet@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/pm/powerplay/smumgr/iceland_smumgr.c

index 1f50f1e..aa3ae9b 100644 (file)
@@ -2028,7 +2028,7 @@ static int iceland_init_smc_table(struct pp_hwmgr *hwmgr)
        table->VoltageResponseTime  = 0;
        table->PhaseResponseTime  = 0;
        table->MemoryThermThrottleEnable  = 1;
-       table->PCIeBootLinkLevel = 0;
+       table->PCIeBootLinkLevel = (uint8_t) (data->dpm_table.pcie_speed_table.count);
        table->PCIeGenInterval = 1;
 
        result = iceland_populate_smc_svi2_config(hwmgr, table);