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drm/amd/pm: fulfill sienna cichlid 2nd usb2.0 port workaround

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Fulfill the 2nd usb2.0 port workaround for sienna cichlid.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-12-09 11:43:22 +08:00 • committed by Alex Deucher
parent 88dfd5d5c8
commit d7f52e2930
1 changed files with 39 additions and 1 deletions
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40
drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c
View file

@ -2693,6 +2693,44 @@ static int sienna_cichlid_gpo_control(struct smu_context *smu,
return ret;
}
static int sienna_cichlid_notify_2nd_usb20_port(struct smu_context *smu)
{
uint32_t smu_version;
int ret = 0;
ret = smu_cmn_get_smc_version(smu, NULL, &smu_version);
if (ret)
return ret;
/*
* Message SMU_MSG_Enable2ndUSB20Port is supported by 58.45
* onwards PMFWs.
*/
if (smu_version < 0x003A2D00)
return 0;
return smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_Enable2ndUSB20Port,
smu->smu_table.boot_values.firmware_caps & ATOM_FIRMWARE_CAP_ENABLE_2ND_USB20PORT ?
1 : 0,
NULL);
}
static int sienna_cichlid_system_features_control(struct smu_context *smu,
bool en)
{
int ret = 0;
if (en) {
ret = sienna_cichlid_notify_2nd_usb20_port(smu);
if (ret)
return ret;
}
return smu_v11_0_system_features_control(smu, en);
}
static const struct pptable_funcs sienna_cichlid_ppt_funcs = {
.get_allowed_feature_mask = sienna_cichlid_get_allowed_feature_mask,
.set_default_dpm_table = sienna_cichlid_set_default_dpm_table,
@ -2733,7 +2771,7 @@ static const struct pptable_funcs sienna_cichlid_ppt_funcs = {
.set_driver_table_location = smu_v11_0_set_driver_table_location,
.set_tool_table_location = smu_v11_0_set_tool_table_location,
.notify_memory_pool_location = smu_v11_0_notify_memory_pool_location,
.system_features_control = smu_v11_0_system_features_control,
.system_features_control = sienna_cichlid_system_features_control,
.send_smc_msg_with_param = smu_cmn_send_smc_msg_with_param,
.send_smc_msg = smu_cmn_send_smc_msg,
.init_display_count = NULL,