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drm/amd/powerplay: add function avfs control in smu7

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Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Eric Huang 2017-03-01 15:56:17 -05:00 committed by Alex Deucher
parent dd4bdf3b35
commit f9c993ceb1
1 changed files with 20 additions and 0 deletions
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20
drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
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@ -4619,6 +4619,25 @@ static int smu7_set_power_profile_state(struct pp_hwmgr *hwmgr,
return result;
}
static int smu7_avfs_control(struct pp_hwmgr *hwmgr, bool enable)
{
if (enable) {
if (!PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device,
CGS_IND_REG__SMC, FEATURE_STATUS, AVS_ON))
PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(
hwmgr->smumgr, PPSMC_MSG_EnableAvfs),
"Failed to enable AVFS!",
return -EINVAL);
} else if (PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device,
CGS_IND_REG__SMC, FEATURE_STATUS, AVS_ON))
PP_ASSERT_WITH_CODE(!smum_send_msg_to_smc(
hwmgr->smumgr, PPSMC_MSG_DisableAvfs),
"Failed to disable AVFS!",
return -EINVAL);
return 0;
}
static const struct pp_hwmgr_func smu7_hwmgr_funcs = {
.backend_init = &smu7_hwmgr_backend_init,
.backend_fini = &smu7_hwmgr_backend_fini,
@ -4669,6 +4688,7 @@ static const struct pp_hwmgr_func smu7_hwmgr_funcs = {
.request_firmware = smu7_request_firmware,
.release_firmware = smu7_release_firmware,
.set_power_profile_state = smu7_set_power_profile_state,
.avfs_control = smu7_avfs_control,
};
uint8_t smu7_get_sleep_divider_id_from_clock(uint32_t clock,