drm/amd/powerplay: add multimedia power gating support for Fiji.
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
index cea032c..269fd82 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile
@@ -7,7 +7,8 @@
cz_clockpowergating.o \
tonga_processpptables.o ppatomctrl.o \
tonga_hwmgr.o pppcielanes.o tonga_thermal.o\
- fiji_powertune.o fiji_hwmgr.o tonga_clockpowergating.o
+ fiji_powertune.o fiji_hwmgr.o tonga_clockpowergating.o \
+ fiji_clockpowergating.o
AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR))
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c
new file mode 100644
index 0000000..e68edf0
--- /dev/null
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.c
@@ -0,0 +1,114 @@
+/*
+ * 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 "fiji_clockpowergating.h"
+#include "fiji_ppsmc.h"
+#include "fiji_hwmgr.h"
+
+int fiji_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+
+ data->uvd_power_gated = false;
+ data->vce_power_gated = false;
+ data->samu_power_gated = false;
+ data->acp_power_gated = false;
+
+ return 0;
+}
+
+int fiji_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+
+ if (data->uvd_power_gated == bgate)
+ return 0;
+
+ data->uvd_power_gated = bgate;
+
+ if (bgate)
+ fiji_update_uvd_dpm(hwmgr, true);
+ else
+ fiji_update_uvd_dpm(hwmgr, false);
+
+ return 0;
+}
+
+int fiji_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+ struct phm_set_power_state_input states;
+ const struct pp_power_state *pcurrent;
+ struct pp_power_state *requested;
+
+ if (data->vce_power_gated == bgate)
+ return 0;
+
+ data->vce_power_gated = bgate;
+
+ pcurrent = hwmgr->current_ps;
+ requested = hwmgr->request_ps;
+
+ states.pcurrent_state = &(pcurrent->hardware);
+ states.pnew_state = &(requested->hardware);
+
+ fiji_update_vce_dpm(hwmgr, &states);
+ fiji_enable_disable_vce_dpm(hwmgr, !bgate);
+
+ return 0;
+}
+
+int fiji_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+
+ if (data->samu_power_gated == bgate)
+ return 0;
+
+ data->samu_power_gated = bgate;
+
+ if (bgate)
+ fiji_update_samu_dpm(hwmgr, true);
+ else
+ fiji_update_samu_dpm(hwmgr, false);
+
+ return 0;
+}
+
+int fiji_phm_powergate_acp(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+
+ if (data->acp_power_gated == bgate)
+ return 0;
+
+ data->acp_power_gated = bgate;
+
+ if (bgate)
+ fiji_update_acp_dpm(hwmgr, true);
+ else
+ fiji_update_acp_dpm(hwmgr, false);
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.h b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.h
new file mode 100644
index 0000000..33af5f5
--- /dev/null
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_clockpowergating.h
@@ -0,0 +1,35 @@
+/*
+ * 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 _FIJI_CLOCK_POWER_GATING_H_
+#define _FIJI_CLOCK_POWER_GATING_H_
+
+#include "fiji_hwmgr.h"
+#include "pp_asicblocks.h"
+
+extern int fiji_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate);
+extern int fiji_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate);
+extern int fiji_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate);
+extern int fiji_phm_powergate_acp(struct pp_hwmgr *hwmgr, bool bgate);
+extern int fiji_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr);
+#endif /* _TONGA_CLOCK_POWER_GATING_H_ */
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 5ef92e1..b616e16 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -51,6 +51,8 @@
#include "pp_acpi.h"
#include "amd_pcie_helpers.h"
+#include "fiji_clockpowergating.h"
+
#define VOLTAGE_SCALE 4
#define SMC_RAM_END 0x40000
#define VDDC_VDDCI_DELTA 300
@@ -4385,14 +4387,70 @@
return 0;
}
-static int fiji_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
+int fiji_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 fiji_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable)
{
return smum_send_msg_to_smc(hwmgr->smumgr, enable?
PPSMC_MSG_VCEDPM_Enable :
PPSMC_MSG_VCEDPM_Disable);
}
-static int fiji_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input)
+int fiji_enable_disable_samu_dpm(struct pp_hwmgr *hwmgr, bool enable)
+{
+ return smum_send_msg_to_smc(hwmgr->smumgr, enable?
+ PPSMC_MSG_SAMUDPM_Enable :
+ PPSMC_MSG_SAMUDPM_Disable);
+}
+
+int fiji_enable_disable_acp_dpm(struct pp_hwmgr *hwmgr, bool enable)
+{
+ return smum_send_msg_to_smc(hwmgr->smumgr, enable?
+ PPSMC_MSG_ACPDPM_Enable :
+ PPSMC_MSG_ACPDPM_Disable);
+}
+
+int fiji_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+ uint32_t mm_boot_level_offset, mm_boot_level_value;
+ struct phm_ppt_v1_information *table_info =
+ (struct phm_ppt_v1_information *)(hwmgr->pptable);
+
+ if (!bgate) {
+ data->smc_state_table.UvdBootLevel = 0;
+ if (table_info->mm_dep_table->count > 0)
+ data->smc_state_table.UvdBootLevel =
+ (uint8_t) (table_info->mm_dep_table->count - 1);
+ mm_boot_level_offset = data->dpm_table_start +
+ offsetof(SMU73_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 fiji_enable_disable_uvd_dpm(hwmgr, !bgate);
+}
+
+int fiji_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;
@@ -4438,6 +4496,68 @@
return 0;
}
+int fiji_update_samu_dpm(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+ uint32_t mm_boot_level_offset, mm_boot_level_value;
+ struct phm_ppt_v1_information *table_info =
+ (struct phm_ppt_v1_information *)(hwmgr->pptable);
+
+ if (!bgate) {
+ data->smc_state_table.SamuBootLevel =
+ (uint8_t) (table_info->mm_dep_table->count - 1);
+ mm_boot_level_offset = data->dpm_table_start +
+ offsetof(SMU73_Discrete_DpmTable, SamuBootLevel);
+ 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 &= 0xFFFFFF00;
+ mm_boot_level_value |= data->smc_state_table.SamuBootLevel << 0;
+ 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_SAMUDPM_SetEnabledMask,
+ (uint32_t)(1 << data->smc_state_table.SamuBootLevel));
+ }
+
+ return fiji_enable_disable_samu_dpm(hwmgr, !bgate);
+}
+
+int fiji_update_acp_dpm(struct pp_hwmgr *hwmgr, bool bgate)
+{
+ struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
+ uint32_t mm_boot_level_offset, mm_boot_level_value;
+ struct phm_ppt_v1_information *table_info =
+ (struct phm_ppt_v1_information *)(hwmgr->pptable);
+
+ if (!bgate) {
+ data->smc_state_table.AcpBootLevel =
+ (uint8_t) (table_info->mm_dep_table->count - 1);
+ mm_boot_level_offset = data->dpm_table_start +
+ offsetof(SMU73_Discrete_DpmTable, AcpBootLevel);
+ 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 &= 0xFFFF00FF;
+ mm_boot_level_value |= data->smc_state_table.AcpBootLevel << 8;
+ 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_ACPDPM_SetEnabledMask,
+ (uint32_t)(1 << data->smc_state_table.AcpBootLevel));
+ }
+
+ return fiji_enable_disable_acp_dpm(hwmgr, !bgate);
+}
+
static int fiji_update_sclk_threshold(struct pp_hwmgr *hwmgr)
{
struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
@@ -4747,6 +4867,9 @@
.get_sclk = &fiji_dpm_get_sclk,
.get_mclk = &fiji_dpm_get_mclk,
.print_current_perforce_level = &fiji_print_current_perforce_level,
+ .powergate_uvd = &fiji_phm_powergate_uvd,
+ .powergate_vce = &fiji_phm_powergate_vce,
+ .disable_clock_power_gating = &fiji_phm_disable_clock_power_gating,
};
int fiji_hwmgr_init(struct pp_hwmgr *hwmgr)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.h
index 22d985e..cd1e88a 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.h
@@ -339,6 +339,11 @@
extern int tonga_initializa_dynamic_state_adjustment_rule_settings(struct pp_hwmgr *hwmgr);
extern int tonga_hwmgr_backend_fini(struct pp_hwmgr *hwmgr);
extern int tonga_get_mc_microcode_version (struct pp_hwmgr *hwmgr);
+int fiji_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input);
+int fiji_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate);
+int fiji_update_samu_dpm(struct pp_hwmgr *hwmgr, bool bgate);
+int fiji_update_acp_dpm(struct pp_hwmgr *hwmgr, bool bgate);
+int fiji_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable);
#define PP_HOST_TO_SMC_UL(X) cpu_to_be32(X)
#define PP_SMC_TO_HOST_UL(X) be32_to_cpu(X)