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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>
This commit is contained in:
Alex Deucher 2020-03-20 13:45:59 -04:00
parent 9644bf5f4a
commit e1188aacad
1 changed files with 16 additions and 0 deletions
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16
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@ -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;
}