From 987716293e70f8fb84dbd329572b050ecbf313b2 Mon Sep 17 00:00:00 2001 From: Evan Quan Date: Wed, 9 Dec 2020 11:43:22 +0800 Subject: [PATCH] drm/amd/pm: fulfill sienna cichlid 2nd usb2.0 port workaround Fulfill the 2nd usb2.0 port workaround for sienna cichlid. Signed-off-by: Evan Quan Reviewed-by: Lijo Lazar Signed-off-by: Alex Deucher --- .../amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 40 ++++++++++++++++++- 1 file changed, 39 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index b1b038f24cce1..3163de39472a3 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -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, -- 2.39.5