drm/amd/pm: Support board calibration on aldebaran

Add support for board power calibration on Aldebaran.
Board calibration is done after DC offset calibration.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/pm/inc/aldebaran_ppsmc.h b/drivers/gpu/drm/amd/pm/inc/aldebaran_ppsmc.h
index 6102660..35fa0d8 100644 (file)
--- a/drivers/gpu/drm/amd/pm/inc/aldebaran_ppsmc.h
+++ b/drivers/gpu/drm/amd/pm/inc/aldebaran_ppsmc.h
@@ -101,7 +101,8 @@
 #define PPSMC_MSG_SetSystemVirtualSTBtoDramAddrLow  0x41
 
 #define PPSMC_MSG_GfxDriverResetRecovery       0x42
-#define PPSMC_Message_Count                    0x43
+#define PPSMC_MSG_BoardPowerCalibration        0x43
+#define PPSMC_Message_Count                    0x44
 
 //PPSMC Reset Types
 #define PPSMC_RESET_TYPE_WARM_RESET              0x00

diff --git a/drivers/gpu/drm/amd/pm/inc/smu_types.h b/drivers/gpu/drm/amd/pm/inc/smu_types.h
index 89a16dc..1d3765b 100644 (file)
--- a/drivers/gpu/drm/amd/pm/inc/smu_types.h
+++ b/drivers/gpu/drm/amd/pm/inc/smu_types.h
@@ -225,7 +225,8 @@
        __SMU_DUMMY_MAP(DisableDeterminism),            \
        __SMU_DUMMY_MAP(SetUclkDpmMode),                \
        __SMU_DUMMY_MAP(LightSBR),                      \
-       __SMU_DUMMY_MAP(GfxDriverResetRecovery),
+       __SMU_DUMMY_MAP(GfxDriverResetRecovery),        \
+       __SMU_DUMMY_MAP(BoardPowerCalibration),
 
 #undef __SMU_DUMMY_MAP
 #define __SMU_DUMMY_MAP(type)  SMU_MSG_##type

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
index 9316a72..cb5485c 100644 (file)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/aldebaran_ppt.c
@@ -134,6 +134,7 @@ static const struct cmn2asic_msg_mapping aldebaran_message_map[SMU_MSG_MAX_COUNT
        MSG_MAP(DisableDeterminism,                  PPSMC_MSG_DisableDeterminism,              0),
        MSG_MAP(SetUclkDpmMode,                      PPSMC_MSG_SetUclkDpmMode,                  0),
        MSG_MAP(GfxDriverResetRecovery,              PPSMC_MSG_GfxDriverResetRecovery,          0),
+       MSG_MAP(BoardPowerCalibration,               PPSMC_MSG_BoardPowerCalibration,           0),
 };
 
 static const struct cmn2asic_mapping aldebaran_clk_map[SMU_CLK_COUNT] = {
@@ -440,6 +441,39 @@ static int aldebaran_setup_pptable(struct smu_context *smu)
        return ret;
 }
 
+static bool aldebaran_is_primary(struct smu_context *smu)
+{
+       struct amdgpu_device *adev = smu->adev;
+
+       if (adev->smuio.funcs && adev->smuio.funcs->get_die_id)
+               return adev->smuio.funcs->get_die_id(adev) == 0;
+
+       return true;
+}
+
+static int aldebaran_run_board_btc(struct smu_context *smu)
+{
+       u32 smu_version;
+       int ret;
+
+       if (!aldebaran_is_primary(smu))
+               return 0;
+
+       ret = smu_cmn_get_smc_version(smu, NULL, &smu_version);
+       if (ret) {
+               dev_err(smu->adev->dev, "Failed to get smu version!\n");
+               return ret;
+       }
+       if (smu_version <= 0x00441d00)
+               return 0;
+
+       ret = smu_cmn_send_smc_msg(smu, SMU_MSG_BoardPowerCalibration, NULL);
+       if (ret)
+               dev_err(smu->adev->dev, "Board power calibration failed!\n");
+
+       return ret;
+}
+
 static int aldebaran_run_btc(struct smu_context *smu)
 {
        int ret;
@@ -447,6 +481,8 @@ static int aldebaran_run_btc(struct smu_context *smu)
        ret = smu_cmn_send_smc_msg(smu, SMU_MSG_RunDcBtc, NULL);
        if (ret)
                dev_err(smu->adev->dev, "RunDcBtc failed!\n");
+       else
+               ret = aldebaran_run_board_btc(smu);
 
        return ret;
 }
@@ -524,16 +560,6 @@ static int aldebaran_freqs_in_same_level(int32_t frequency1,
        return (abs(frequency1 - frequency2) <= EPSILON);
 }
 
-static bool aldebaran_is_primary(struct smu_context *smu)
-{
-       struct amdgpu_device *adev = smu->adev;
-
-       if (adev->smuio.funcs && adev->smuio.funcs->get_die_id)
-               return adev->smuio.funcs->get_die_id(adev) == 0;
-
-       return true;
-}
-
 static int aldebaran_get_smu_metrics_data(struct smu_context *smu,
                                          MetricsMember_t member,
                                          uint32_t *value)