diff options
| author | Eric Huang <JinHuiEric.Huang@amd.com> | 2017-03-01 15:56:17 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:53:28 -0400 |
| commit | f9c993ceb1f651853ddf180c8181489d78383640 (patch) | |
| tree | 9be39788f3776e29c8f876e12a512b88adb1585b | |
| parent | dd4bdf3b35dd8c33dfc41b9917f202f6602dfa48 (diff) | |
drm/amd/powerplay: add function avfs control in smu7
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>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c index 320c705f2255..9997ecc2ecc0 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c @@ -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, |