drm/amd/powerplay: initialize the soft_regs offset in struct smu7_hwmgr

This could lead to mclk dpm problems on some boards.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Ack-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c
index 4ccc0b72324de3e6c6e1e530a57f3bb070f92e6d..71bb2f8dc157ba36029c5131237a20a8c0e2b7be 100644 (file)
--- a/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/polaris10_smc.c
@@ -2214,6 +2214,7 @@ uint32_t polaris10_get_mac_definition(uint32_t value)
 int polaris10_process_firmware_header(struct pp_hwmgr *hwmgr)
 {
        struct polaris10_smumgr *smu_data = (struct polaris10_smumgr *)(hwmgr->smumgr->backend);
+       struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
        uint32_t tmp;
        int result;
        bool error = false;
@@ -2233,8 +2234,10 @@ int polaris10_process_firmware_header(struct pp_hwmgr *hwmgr)
                        offsetof(SMU74_Firmware_Header, SoftRegisters),
                        &tmp, SMC_RAM_END);
 
-       if (!result)
+       if (!result) {
+               data->soft_regs_start = tmp;
                smu_data->smu7_data.soft_regs_start = tmp;
+       }
 
        error |= (0 != result);