/*
* Copyright 2016 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "smu7_hwmgr.h"
#include "smu7_clockpowergating.h"
#include "smu7_common.h"
static int smu7_enable_disable_uvd_dpm(struct pp_hwmgr *hwmgr, bool enable)
{
return smum_send_msg_to_smc(hwmgr, enable ?
PPSMC_MSG_UVDDPM_Enable :
PPSMC_MSG_UVDDPM_Disable,
NULL);
}
static int smu7_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
{
return smum_send_msg_to_smc(hwmgr, enable ?
PPSMC_MSG_VCEDPM_Enable :
PPSMC_MSG_VCEDPM_Disable,
NULL);
}
static int smu7_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate)
{
if (!bgate)
smum_update_smc_table(hwmgr, SMU_UVD_TABLE);
return smu7_enable_disable_uvd_dpm(hwmgr, !bgate);
}
static int smu7_update_vce_dpm(struct pp_hwmgr *hwmgr, bool bgate)
{
if (!bgate)
smum_update_smc_table(hwmgr, SMU_VCE_TABLE);
return smu7_enable_disable_vce_dpm(hwmgr, !bgate);
}
int smu7_powerdown_uvd(struct pp_hwmgr *hwmgr)
{
if (phm_cf_want_uvd_power_gating(hwmgr))
return smum_send_msg_to_smc(hwmgr,
PPSMC_MSG_UVDPowerOFF,
NULL);
return 0;
}
static int smu7_powerup_uvd(struct pp_hwmgr *hwmgr)
{
if (phm_cf_want_uvd_power_gating(hwmgr)) {
if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
PHM_PlatformCaps_UVDDynamicPowerGating)) {
return smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_UVDPowerON, 1, NULL);
} else {
return smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_UVDPowerON, 0, NULL);
}
}
return 0;
}
static int smu7_powerdown_vce(struct pp_hwmgr *hwmgr)
{
if (phm_cf_want_vce_power_gating(hwmgr))
return smum_send_msg_to_smc(hwmgr,
PPSMC_MSG_VCEPowerOFF,
NULL);
return 0;
}
static int smu7_powerup_vce(struct pp_hwmgr *hwmgr)
{
if (phm_cf_want_vce_power_gating(hwmgr))
return smum_send_msg_to_smc(hwmgr,
PPSMC_MSG_VCEPowerON,
NULL);
return 0;
}
int smu7_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
data->uvd_power_gated = false;
data->vce_power_gated = false;
smu7_powerup_uvd(hwmgr);
smu7_powerup_vce(hwmgr);
return 0;
}
void smu7_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
data->uvd_power_gated = bgate;
if (bgate) {
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_UVD,
AMD_PG_STATE_GATE);
amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_UVD,
AMD_CG_STATE_GATE);
smu7_update_uvd_dpm(hwmgr, true);
smu7_powerdown_uvd(hwmgr);
} else {
smu7_powerup_uvd(hwmgr);
amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_UVD,
AMD_CG_STATE_UNGATE);
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_UVD,
AMD_PG_STATE_UNGATE);
smu7_update_uvd_dpm(hwmgr, false);
}
}
void smu7_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
{
struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
data->vce_power_gated = bgate;
if (bgate) {
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_GATE);
amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_GATE);
smu7_update_vce_dpm(hwmgr, true);
smu7_powerdown_vce(hwmgr);
} else {
smu7_powerup_vce(hwmgr);
amdgpu_device_ip_set_clockgating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCE,
AMD_CG_STATE_UNGATE);
amdgpu_device_ip_set_powergating_state(hwmgr->adev,
AMD_IP_BLOCK_TYPE_VCE,
AMD_PG_STATE_UNGATE);
smu7_update_vce_dpm(hwmgr, false);
}
}
int smu7_update_clock_gatings(struct pp_hwmgr *hwmgr,
const uint32_t *msg_id)
{
PPSMC_Msg msg;
uint32_t value;
if (!(hwmgr->feature_mask & PP_ENABLE_GFX_CG_THRU_SMU))
return 0;
switch ((*msg_id & PP_GROUP_MASK) >> PP_GROUP_SHIFT) {
case PP_GROUP_GFX:
switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) {
case PP_BLOCK_GFX_CG:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_CGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS
? PPSMC_MSG_EnableClockGatingFeature
: PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_CGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_GFX_3D:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_3DCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_3DLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_GFX_RLC:
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_RLC_LS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_GFX_CP:
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_GFX_CP_LS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_GFX_MG:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = (CG_CPF_MGCG_MASK | CG_RLC_MGCG_MASK |
CG_GFX_OTHERS_MGCG_MASK);
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
default:
return -EINVAL;
}
break;
case PP_GROUP_SYS:
switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) {
case PP_BLOCK_SYS_BIF:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_BIF_MGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_BIF_MGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_SYS_MC:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_MC_MGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_MC_MGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_SYS_DRM:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_CG ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_DRM_MGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_DRM_MGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_SYS_HDP:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_HDP_MGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_HDP_MGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_SYS_SDMA:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_SDMA_MGCG_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
if (PP_STATE_SUPPORT_LS & *msg_id) {
msg = (*msg_id & PP_STATE_MASK) & PP_STATE_LS ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_SDMA_MGLS_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
case PP_BLOCK_SYS_ROM:
if (PP_STATE_SUPPORT_CG & *msg_id) {
msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG) ?
PPSMC_MSG_EnableClockGatingFeature :
PPSMC_MSG_DisableClockGatingFeature;
value = CG_SYS_ROM_MASK;
if (smum_send_msg_to_smc_with_parameter(
hwmgr, msg, value, NULL))
return -EINVAL;
}
break;
default:
return -EINVAL;
}
break;
default:
return -EINVAL;
}
return 0;
}
/* This function is for Polaris11 only for now,
* Powerplay will only control the static per CU Power Gating.
* Dynamic per CU Power Gating will be done in gfx.
*/
int smu7_powergate_gfx(struct pp_hwmgr *hwmgr, bool enable)
{
struct amdgpu_device *adev = hwmgr->adev;
if (enable)
return smum_send_msg_to_smc_with_parameter(hwmgr,
PPSMC_MSG_GFX_CU_PG_ENABLE,
adev->gfx.cu_info.number,
NULL);
else
return smum_send_msg_to_smc(hwmgr,
PPSMC_MSG_GFX_CU_PG_DISABLE,
NULL);
}
