--- /dev/null
+/*
+ * Copyright 2015 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 "hwmgr.h"
+#include "tonga_clockpowergating.h"
+#include "tonga_ppsmc.h"
+#include "tonga_hwmgr.h"
+
+int tonga_phm_powerdown_uvd(struct pp_hwmgr *hwmgr)
+{
+ if (phm_cf_want_uvd_power_gating(hwmgr))
+ return smum_send_msg_to_smc(hwmgr->smumgr,
+ PPSMC_MSG_UVDPowerOFF);
+ return 0;
+}
+
+int tonga_phm_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->smumgr,
+ PPSMC_MSG_UVDPowerON, 1);
+ } else {
+ return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_UVDPowerON, 0);
+ }
+ }
+
+ return 0;
+}
+
+int tonga_phm_powerdown_vce(struct pp_hwmgr *hwmgr)
+{
+ if (phm_cf_want_vce_power_gating(hwmgr))
+ return smum_send_msg_to_smc(hwmgr->smumgr,
+ PPSMC_MSG_VCEPowerOFF);
+ return 0;
+}
+
+int tonga_phm_powerup_vce(struct pp_hwmgr *hwmgr)
+{
+ if (phm_cf_want_vce_power_gating(hwmgr))
+ return smum_send_msg_to_smc(hwmgr->smumgr,
+ PPSMC_MSG_VCEPowerON);
+ return 0;
+}
+
+int tonga_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum PHM_AsicBlock block, enum PHM_ClockGateSetting gating)
+{
+ int ret = 0;
+
+ switch (block) {
+ case PHM_AsicBlock_UVD_MVC:
+ case PHM_AsicBlock_UVD:
+ case PHM_AsicBlock_UVD_HD:
+ case PHM_AsicBlock_UVD_SD:
+ if (gating == PHM_ClockGateSetting_StaticOff)
+ ret = tonga_phm_powerdown_uvd(hwmgr);
+ else
+ ret = tonga_phm_powerup_uvd(hwmgr);
+ break;
+ case PHM_AsicBlock_GFX:
+ default:
+ break;
+ }
+
+ return ret;
+}
+
+int tonga_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
+{
+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
+
+ data->uvd_power_gated = false;
+ data->vce_power_gated = false;
+
+ tonga_phm_powerup_uvd(hwmgr);
+ tonga_phm_powerup_vce(hwmgr);
+
+ return 0;
+}
+
+int tonga_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
+
+ if (data->uvd_power_gated == bgate)
+ return 0;
+
+ data->uvd_power_gated = bgate;
+
+ if (bgate) {
+ cgs_set_clockgating_state(hwmgr->device,
+ AMD_IP_BLOCK_TYPE_UVD,
+ AMD_CG_STATE_UNGATE);
+ cgs_set_powergating_state(hwmgr->device,
+ AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_GATE);
+ tonga_update_uvd_dpm(hwmgr, true);
+ tonga_phm_powerdown_uvd(hwmgr);
+ } else {
+ tonga_phm_powerup_uvd(hwmgr);
+ cgs_set_powergating_state(hwmgr->device,
+ AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_UNGATE);
+ cgs_set_clockgating_state(hwmgr->device,
+ AMD_IP_BLOCK_TYPE_UVD,
+ AMD_PG_STATE_GATE);
+
+ tonga_update_uvd_dpm(hwmgr, false);
+ }
+
+ return 0;
+}
+
+int tonga_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
+ struct phm_set_power_state_input states;
+ const struct pp_power_state *pcurrent;
+ struct pp_power_state *requested;
+
+ pcurrent = hwmgr->current_ps;
+ requested = hwmgr->request_ps;
+
+ states.pcurrent_state = &(pcurrent->hardware);
+ states.pnew_state = &(requested->hardware);
+
+ if (phm_cf_want_vce_power_gating(hwmgr)) {
+ if (data->vce_power_gated != bgate) {
+ if (bgate) {
+ cgs_set_clockgating_state(
+ hwmgr->device,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_CG_STATE_UNGATE);
+ cgs_set_powergating_state(
+ hwmgr->device,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_GATE);
+ tonga_enable_disable_vce_dpm(hwmgr, false);
+ data->vce_power_gated = true;
+ } else {
+ tonga_phm_powerup_vce(hwmgr);
+ data->vce_power_gated = false;
+ cgs_set_powergating_state(
+ hwmgr->device,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_UNGATE);
+ cgs_set_clockgating_state(
+ hwmgr->device,
+ AMD_IP_BLOCK_TYPE_VCE,
+ AMD_PG_STATE_GATE);
+
+ tonga_update_vce_dpm(hwmgr, &states);
+ tonga_enable_disable_vce_dpm(hwmgr, true);
+ return 0;
+ }
+ }
+ } else {
+ tonga_update_vce_dpm(hwmgr, &states);
+ tonga_enable_disable_vce_dpm(hwmgr, true);
+ return 0;
+ }
+
+ if (!data->vce_power_gated)
+ tonga_update_vce_dpm(hwmgr, &states);
+
+ return 0;
+}
+
+int tonga_phm_update_clock_gatings(struct pp_hwmgr *hwmgr,
+ const uint32_t *msg_id)
+{
+ PPSMC_Msg msg;
+ uint32_t value;
+
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ case PP_BLOCK_GFX_MG:
+ /* For GFX MGCG, there are three different ones;
+ * CPF, RLC, and all others. CPF MGCG will not be used for Tonga.
+ * For GFX MGLS, Tonga will not support it.
+ * */
+ if (PP_STATE_SUPPORT_CG & *msg_id) {
+ msg = ((*msg_id & PP_STATE_MASK) & PP_STATE_CG)
+ ? PPSMC_MSG_EnableClockGatingFeature
+ : PPSMC_MSG_DisableClockGatingFeature;
+ value = (CG_RLC_MGCG_MASK | CG_GFX_OTHERS_MGCG_MASK);
+
+ if (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ default:
+ return -1;
+ }
+ break;
+
+ case PP_GROUP_SYS:
+ switch ((*msg_id & PP_BLOCK_MASK) >> PP_BLOCK_SHIFT) {
+ case PP_BLOCK_SYS_BIF:
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+
+ }
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ 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 (0 != smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, msg, value))
+ return -1;
+ }
+ break;
+
+ default:
+ return -1;
+
+ }
+ break;
+
+ default:
+ return -1;
+
+ }
+
+ return 0;
+}
--- /dev/null
+/*
+ * Copyright 2015 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.
+ *
+ */
+
+#ifndef _TONGA_CLOCK_POWER_GATING_H_
+#define _TONGA_CLOCK_POWER_GATING_H_
+
+#include "tonga_hwmgr.h"
+#include "pp_asicblocks.h"
+
+extern int tonga_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum PHM_AsicBlock block, enum PHM_ClockGateSetting gating);
+extern int tonga_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate);
+extern int tonga_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate);
+extern int tonga_phm_powerdown_uvd(struct pp_hwmgr *hwmgr);
+extern int tonga_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr);
+extern int tonga_phm_update_clock_gatings(struct pp_hwmgr *hwmgr, const uint32_t *msg_id);
+#endif /* _TONGA_CLOCK_POWER_GATING_H_ */
#include "tonga_dyn_defaults.h"
#include "smumgr.h"
#include "tonga_smumgr.h"
+#include "tonga_clockpowergating.h"
#include "smu/smu_7_1_2_d.h"
#include "smu/smu_7_1_2_sh_mask.h"
return 0;
}
-static int tonga_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
+int tonga_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
{
- return smum_send_msg_to_smc(hwmgr->smumgr, enable?
+ return smum_send_msg_to_smc(hwmgr->smumgr, enable ?
(PPSMC_Msg)PPSMC_MSG_VCEDPM_Enable :
(PPSMC_Msg)PPSMC_MSG_VCEDPM_Disable);
}
-static int tonga_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input)
+int tonga_enable_disable_uvd_dpm(struct pp_hwmgr *hwmgr, bool enable)
+{
+ return smum_send_msg_to_smc(hwmgr->smumgr, enable ?
+ (PPSMC_Msg)PPSMC_MSG_UVDDPM_Enable :
+ (PPSMC_Msg)PPSMC_MSG_UVDDPM_Disable);
+}
+
+int tonga_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
+ uint32_t mm_boot_level_offset, mm_boot_level_value;
+ struct phm_ppt_v1_information *ptable_information = (struct phm_ppt_v1_information *)(hwmgr->pptable);
+
+ if (!bgate) {
+ data->smc_state_table.UvdBootLevel = (uint8_t) (ptable_information->mm_dep_table->count - 1);
+ mm_boot_level_offset = data->dpm_table_start + offsetof(SMU72_Discrete_DpmTable, UvdBootLevel);
+ mm_boot_level_offset /= 4;
+ mm_boot_level_offset *= 4;
+ mm_boot_level_value = cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, mm_boot_level_offset);
+ mm_boot_level_value &= 0x00FFFFFF;
+ mm_boot_level_value |= data->smc_state_table.UvdBootLevel << 24;
+ cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value);
+
+ if (!phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_UVDDPM) ||
+ phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState))
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_UVDDPM_SetEnabledMask,
+ (uint32_t)(1 << data->smc_state_table.UvdBootLevel));
+ }
+
+ return tonga_enable_disable_uvd_dpm(hwmgr, !bgate);
+}
+
+int tonga_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input)
{
const struct phm_set_power_state_input *states = (const struct phm_set_power_state_input *)input;
struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend);
uint32_t mm_boot_level_offset, mm_boot_level_value;
struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable);
- if(tonga_nps->vce_clocks.EVCLK >0 &&
- (tonga_cps == NULL || tonga_cps->vce_clocks.EVCLK == 0)) {
+ if (tonga_nps->vce_clocks.EVCLK > 0 && (tonga_cps == NULL || tonga_cps->vce_clocks.EVCLK == 0)) {
data->smc_state_table.VceBootLevel = (uint8_t) (pptable_info->mm_dep_table->count - 1);
mm_boot_level_offset = data->dpm_table_start + offsetof(SMU72_Discrete_DpmTable, VceBootLevel);
mm_boot_level_value |= data->smc_state_table.VceBootLevel << 16;
cgs_write_ind_register(hwmgr->device, CGS_IND_REG__SMC, mm_boot_level_offset, mm_boot_level_value);
- if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState)) {
- smum_send_msg_to_smc_with_parameter(
- hwmgr->smumgr,
- (PPSMC_Msg)(PPSMC_MSG_VCEDPM_SetEnabledMask),
- (uint32_t)1 << data->smc_state_table.VceBootLevel);
+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_StablePState))
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_VCEDPM_SetEnabledMask,
+ (uint32_t)(1 << data->smc_state_table.VceBootLevel));
- tonga_enable_disable_vce_dpm(hwmgr, true);
- } else if (tonga_nps->vce_clocks.EVCLK == 0 && tonga_cps != NULL && tonga_cps->vce_clocks.EVCLK > 0)
- tonga_enable_disable_vce_dpm(hwmgr, false);
- }
+ tonga_enable_disable_vce_dpm(hwmgr, true);
+ } else if (tonga_nps->vce_clocks.EVCLK == 0 && tonga_cps != NULL && tonga_cps->vce_clocks.EVCLK > 0)
+ tonga_enable_disable_vce_dpm(hwmgr, false);
return 0;
}
.get_pp_table_entry = tonga_get_pp_table_entry,
.get_num_of_pp_table_entries = tonga_get_number_of_powerplay_table_entries,
.print_current_perforce_level = tonga_print_current_perforce_level,
+ .powerdown_uvd = tonga_phm_powerdown_uvd,
+ .powergate_uvd = tonga_phm_powergate_uvd,
+ .powergate_vce = tonga_phm_powergate_vce,
+ .disable_clock_power_gating = tonga_phm_disable_clock_power_gating,
.notify_smc_display_config_after_ps_adjustment = tonga_notify_smc_display_config_after_ps_adjustment,
.display_config_changed = tonga_display_configuration_changed_task,
};
projects / platform / kernel / linux-rpi3.git / commitdiff