summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/amd/powerplay
diff options
context:
space:
mode:
authorAlex Deucher <alexander.deucher@amd.com>2020-03-20 13:45:59 -0400
committerAlex Deucher <alexander.deucher@amd.com>2020-03-25 17:00:11 -0400
commite1188aacad17302510d9235adcfbc6d45e5dde7c (patch)
treef97c4adc8dfc2725c4b60e793d30d3baf29b909f /drivers/gpu/drm/amd/powerplay
parent9644bf5f4ab8d691c46e53f67b825c90d97e7219 (diff)
drm/amdgpu/smu11: add support for SMU AC/DC interrupts
Driver needs to send the ack message when it receives the AC/DC interrupt from the SMU. TODO: verify the client and src ids. Bug: https://gitlab.freedesktop.org/drm/amd/issues/1043 Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay')
-rw-r--r--drivers/gpu/drm/amd/powerplay/smu_v11_0.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 20174bed11ce..d19e1d0d56c0 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -1525,6 +1525,13 @@ int smu_v11_0_set_xgmi_pstate(struct smu_context *smu,
return ret;
}
+static int smu_v11_0_ack_ac_dc_interrupt(struct smu_context *smu)
+{
+ return smu_send_smc_msg(smu,
+ SMU_MSG_ReenableAcDcInterrupt,
+ NULL);
+}
+
#define THM_11_0__SRCID__THM_DIG_THERM_L2H 0 /* ASIC_TEMP > CG_THERMAL_INT.DIG_THERM_INTH */
#define THM_11_0__SRCID__THM_DIG_THERM_H2L 1 /* ASIC_TEMP < CG_THERMAL_INT.DIG_THERM_INTL */
@@ -1558,6 +1565,9 @@ static int smu_v11_0_irq_process(struct amdgpu_device *adev,
break;
}
+ } else if (client_id == SOC15_IH_CLIENTID_MP1) {
+ if (src_id == 0xfe)
+ smu_v11_0_ack_ac_dc_interrupt(&adev->smu);
}
return 0;
@@ -1597,6 +1607,12 @@ int smu_v11_0_register_irq_handler(struct smu_context *smu)
if (ret)
return ret;
+ ret = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_MP1,
+ 0xfe,
+ irq_src);
+ if (ret)
+ return ret;
+
return ret;
}