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Nitpick - you may want to send the message only during enable workflow. Apart from that,
Series is Reviewed-by: Lijo Lazar <lijo.lazar@xxxxxxx>
-----Original Message-----
From: Quan, Evan <Evan.Quan@xxxxxxx>
Sent: Wednesday, December 9, 2020 9:49 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Lazar, Lijo <Lijo.Lazar@xxxxxxx>; Quan, Evan <Evan.Quan@xxxxxxx>
Subject: [PATCH 5/5] drm/amd/pm: fulfill sienna cichlid 2nd usb2.0 port workaround
Fulfill the 2nd usb2.0 port workaround for sienna cichlid.
Change-Id: Id5a89a468787846ed0050b56cd318a9574185567
Signed-off-by: Evan Quan <evan.quan@xxxxxxx>
---
.../amd/pm/swsmu/smu11/sienna_cichlid_ppt.c | 38 ++++++++++++++++++-
1 file changed, 37 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 47d4f92d5ead..74cf027e4a41 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
@@ -3247,6 +3247,42 @@ 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;
+
+ 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,
@@ -3287,7 +3323,7 @@ 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,
--
2.29.0
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