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From 02acc0644d908f651cf33dc60cb735e7e7b71ed9 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Wed, 3 Jan 2018 17:05:35 +0800
Subject: [PATCH 3165/4131] drm/amd/pp: Implement voltage regulator config on
CI
Store the voltage regulator configuration
so we can properly query the voltage
Change-Id: Icf916cfedbc2e5ac3037ef6f4f19b9a76ee36fff
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
drivers/gpu/drm/amd/powerplay/inc/smu7.h | 19 ++++++++++++
drivers/gpu/drm/amd/powerplay/inc/smu7_discrete.h | 3 +-
drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c | 37 +++++++++++++++++++++++
3 files changed, 58 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu7.h b/drivers/gpu/drm/amd/powerplay/inc/smu7.h
index 75a380a..e14072d 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu7.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu7.h
@@ -82,6 +82,25 @@
#define SCRATCH_B_CURR_SAMU_INDEX_MASK (0x7<<SCRATCH_B_CURR_SAMU_INDEX_SHIFT)
+/* Voltage Regulator Configuration */
+/* VR Config info is contained in dpmTable */
+
+#define VRCONF_VDDC_MASK 0x000000FF
+#define VRCONF_VDDC_SHIFT 0
+#define VRCONF_VDDGFX_MASK 0x0000FF00
+#define VRCONF_VDDGFX_SHIFT 8
+#define VRCONF_VDDCI_MASK 0x00FF0000
+#define VRCONF_VDDCI_SHIFT 16
+#define VRCONF_MVDD_MASK 0xFF000000
+#define VRCONF_MVDD_SHIFT 24
+
+#define VR_MERGED_WITH_VDDC 0
+#define VR_SVI2_PLANE_1 1
+#define VR_SVI2_PLANE_2 2
+#define VR_SMIO_PATTERN_1 3
+#define VR_SMIO_PATTERN_2 4
+#define VR_STATIC_VOLTAGE 5
+
struct SMU7_PIDController
{
uint32_t Ki;
diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu7_discrete.h b/drivers/gpu/drm/amd/powerplay/inc/smu7_discrete.h
index 0b0b404..ee87674 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/smu7_discrete.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/smu7_discrete.h
@@ -316,7 +316,8 @@ struct SMU7_Discrete_DpmTable
uint8_t AcpLevelCount;
uint8_t SamuLevelCount;
uint8_t MasterDeepSleepControl;
- uint32_t Reserved[5];
+ uint32_t VRConfig;
+ uint32_t Reserved[4];
// uint32_t SamuDefaultLevel;
SMU7_Discrete_GraphicsLevel GraphicsLevel [SMU7_MAX_LEVELS_GRAPHICS];
diff --git a/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c b/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
index 0b4a556..03b5f10 100644
--- a/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
+++ b/drivers/gpu/drm/amd/powerplay/smumgr/ci_smumgr.c
@@ -1941,6 +1941,37 @@ static int ci_start_smc(struct pp_hwmgr *hwmgr)
return 0;
}
+static int ci_populate_vr_config(struct pp_hwmgr *hwmgr, SMU7_Discrete_DpmTable *table)
+{
+ struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
+ uint16_t config;
+
+ config = VR_SVI2_PLANE_1;
+ table->VRConfig |= (config<<VRCONF_VDDGFX_SHIFT);
+
+ if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->voltage_control) {
+ config = VR_SVI2_PLANE_2;
+ table->VRConfig |= config;
+ } else {
+ pr_info("VDDCshould be on SVI2 controller!");
+ }
+
+ if (SMU7_VOLTAGE_CONTROL_BY_SVID2 == data->vddci_control) {
+ config = VR_SVI2_PLANE_2;
+ table->VRConfig |= (config<<VRCONF_VDDCI_SHIFT);
+ } else if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->vddci_control) {
+ config = VR_SMIO_PATTERN_1;
+ table->VRConfig |= (config<<VRCONF_VDDCI_SHIFT);
+ }
+
+ if (SMU7_VOLTAGE_CONTROL_BY_GPIO == data->mvdd_control) {
+ config = VR_SMIO_PATTERN_2;
+ table->VRConfig |= (config<<VRCONF_MVDD_SHIFT);
+ }
+
+ return 0;
+}
+
static int ci_init_smc_table(struct pp_hwmgr *hwmgr)
{
int result;
@@ -2064,6 +2095,11 @@ static int ci_init_smc_table(struct pp_hwmgr *hwmgr)
table->PCIeBootLinkLevel = (uint8_t)data->dpm_table.pcie_speed_table.count;
table->PCIeGenInterval = 1;
+ result = ci_populate_vr_config(hwmgr, table);
+ PP_ASSERT_WITH_CODE(0 == result,
+ "Failed to populate VRConfig setting!", return result);
+ data->vr_config = table->VRConfig;
+
ci_populate_smc_svi2_config(hwmgr, table);
for (i = 0; i < SMU7_MAX_ENTRIES_SMIO; i++)
@@ -2084,6 +2120,7 @@ static int ci_init_smc_table(struct pp_hwmgr *hwmgr)
table->AcDcGpio = SMU7_UNUSED_GPIO_PIN;
CONVERT_FROM_HOST_TO_SMC_UL(table->SystemFlags);
+ CONVERT_FROM_HOST_TO_SMC_UL(table->VRConfig);
CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddcVid);
CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddcPhase);
CONVERT_FROM_HOST_TO_SMC_UL(table->SmioMaskVddciVid);
--
2.7.4
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