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drm/amd/powerplay: correct swSMU baco reset related settings 

Added bif doorbell interrupt setting and applied different
settings for BACO reset for RAS recovery.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2019-11-18 17:04:24 +08:00 committed by Alex Deucher
parent 2aa87ba568
commit b4f8285a19
1 changed files with 27 additions and 3 deletions
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30
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@ -1668,6 +1668,10 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
{
struct smu_baco_context *smu_baco = &smu->smu_baco;
struct amdgpu_device *adev = smu->adev;
struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
uint32_t bif_doorbell_intr_cntl;
uint32_t data;
int ret = 0;
if (smu_v11_0_baco_get_state(smu) == state)
@ -1675,10 +1679,30 @@ int smu_v11_0_baco_set_state(struct smu_context *smu, enum smu_baco_state state)
mutex_lock(&smu_baco->mutex);
if (state == SMU_BACO_STATE_ENTER)
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, BACO_SEQ_BACO);
else
bif_doorbell_intr_cntl = RREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL);
if (state == SMU_BACO_STATE_ENTER) {
bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
BIF_DOORBELL_INT_CNTL,
DOORBELL_INTERRUPT_DISABLE, 1);
WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
if (!ras || !ras->supported) {
data = RREG32_SOC15(THM, 0, mmTHM_BACO_CNTL);
data |= 0x80000000;
WREG32_SOC15(THM, 0, mmTHM_BACO_CNTL, data);
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, 0);
} else {
ret = smu_send_smc_msg_with_param(smu, SMU_MSG_EnterBaco, 1);
}
} else {
ret = smu_send_smc_msg(smu, SMU_MSG_ExitBaco);
bif_doorbell_intr_cntl = REG_SET_FIELD(bif_doorbell_intr_cntl,
BIF_DOORBELL_INT_CNTL,
DOORBELL_INTERRUPT_DISABLE, 0);
WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
}
if (ret)
goto out;