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drm/amd/pm: optimize the amdgpu_pm_compute_clocks() implementations 

Drop cross callings and multi-function APIs. Also avoid exposing
internal implementations details.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2021-11-17 10:46:24 +08:00 committed by Alex Deucher
parent d698a2c485
commit 6ddbd37f10
11 changed files with 288 additions and 193 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/amd/include/kgd_pp_interface.h
View File

@ -404,7 +404,7 @@ struct amd_pm_funcs {
int (*get_dpm_clock_table)(void *handle,
struct dpm_clocks *clock_table);
int (*get_smu_prv_buf_details)(void *handle, void **addr, size_t *size);
int (*change_power_state)(void *handle);
void (*pm_compute_clocks)(void *handle);
};
struct metrics_table_header {

2
drivers/gpu/drm/amd/pm/Makefile
View File

@ -40,7 +40,7 @@ AMD_PM = $(addsuffix /Makefile,$(addprefix $(FULL_AMD_PATH)/pm/,$(PM_LIBS)))
include $(AMD_PM)
PM_MGR = amdgpu_dpm.o amdgpu_pm.o
PM_MGR = amdgpu_dpm.o amdgpu_pm.o amdgpu_dpm_internal.o
AMD_PM_POWER = $(addprefix $(AMD_PM_PATH)/,$(PM_MGR))

200
drivers/gpu/drm/amd/pm/amdgpu_dpm.c
View File

@ -37,73 +37,6 @@
#define amdgpu_dpm_enable_bapm(adev, e) \
((adev)->powerplay.pp_funcs->enable_bapm((adev)->powerplay.pp_handle, (e)))
static void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev)
{
struct drm_device *ddev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
adev->pm.dpm.new_active_crtcs = 0;
adev->pm.dpm.new_active_crtc_count = 0;
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc,
&ddev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (amdgpu_crtc->enabled) {
adev->pm.dpm.new_active_crtcs |= (1 << amdgpu_crtc->crtc_id);
adev->pm.dpm.new_active_crtc_count++;
}
}
}
}
u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
u32 vblank_in_pixels;
u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
vblank_in_pixels =
amdgpu_crtc->hw_mode.crtc_htotal *
(amdgpu_crtc->hw_mode.crtc_vblank_end -
amdgpu_crtc->hw_mode.crtc_vdisplay +
(amdgpu_crtc->v_border * 2));
vblank_time_us = vblank_in_pixels * 1000 / amdgpu_crtc->hw_mode.clock;
break;
}
}
}
return vblank_time_us;
}
static u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
u32 vrefresh = 0;
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
vrefresh = drm_mode_vrefresh(&amdgpu_crtc->hw_mode);
break;
}
}
}
return vrefresh;
}
int amdgpu_dpm_get_sclk(struct amdgpu_device *adev, bool low)
{
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
@ -432,115 +365,38 @@ int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors senso
return ret;
}
void amdgpu_dpm_thermal_work_handler(struct work_struct *work)
{
struct amdgpu_device *adev =
container_of(work, struct amdgpu_device,
pm.dpm.thermal.work);
/* switch to the thermal state */
enum amd_pm_state_type dpm_state = POWER_STATE_TYPE_INTERNAL_THERMAL;
int temp, size = sizeof(temp);
if (!adev->pm.dpm_enabled)
return;
if (!amdgpu_dpm_read_sensor(adev, AMDGPU_PP_SENSOR_GPU_TEMP,
(void *)&temp, &size)) {
if (temp < adev->pm.dpm.thermal.min_temp)
/* switch back the user state */
dpm_state = adev->pm.dpm.user_state;
} else {
if (adev->pm.dpm.thermal.high_to_low)
/* switch back the user state */
dpm_state = adev->pm.dpm.user_state;
}
mutex_lock(&adev->pm.mutex);
if (dpm_state == POWER_STATE_TYPE_INTERNAL_THERMAL)
adev->pm.dpm.thermal_active = true;
else
adev->pm.dpm.thermal_active = false;
adev->pm.dpm.state = dpm_state;
mutex_unlock(&adev->pm.mutex);
amdgpu_dpm_compute_clocks(adev);
}
void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev)
{
int i = 0;
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
if (!adev->pm.dpm_enabled)
return;
if (adev->mode_info.num_crtc)
amdgpu_display_bandwidth_update(adev);
if (!pp_funcs->pm_compute_clocks)
return;
for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
struct amdgpu_ring *ring = adev->rings[i];
if (ring && ring->sched.ready)
amdgpu_fence_wait_empty(ring);
}
if ((adev->family == AMDGPU_FAMILY_SI) ||
(adev->family == AMDGPU_FAMILY_KV)) {
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_get_active_displays(adev);
adev->powerplay.pp_funcs->change_power_state(adev->powerplay.pp_handle);
mutex_unlock(&adev->pm.mutex);
} else {
if (!amdgpu_device_has_dc_support(adev)) {
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_get_active_displays(adev);
adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
/* we have issues with mclk switching with
* refresh rates over 120 hz on the non-DC code.
*/
if (adev->pm.pm_display_cfg.vrefresh > 120)
adev->pm.pm_display_cfg.min_vblank_time = 0;
if (adev->powerplay.pp_funcs->display_configuration_change)
adev->powerplay.pp_funcs->display_configuration_change(
adev->powerplay.pp_handle,
&adev->pm.pm_display_cfg);
mutex_unlock(&adev->pm.mutex);
}
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL);
}
pp_funcs->pm_compute_clocks(adev->powerplay.pp_handle);
}
void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable)
{
int ret = 0;
if (adev->family == AMDGPU_FAMILY_SI) {
mutex_lock(&adev->pm.mutex);
if (enable) {
adev->pm.dpm.uvd_active = true;
adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
} else {
adev->pm.dpm.uvd_active = false;
}
mutex_unlock(&adev->pm.mutex);
ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
if (ret)
DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
enable ? "enable" : "disable", ret);
amdgpu_dpm_compute_clocks(adev);
} else {
ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_UVD, !enable);
if (ret)
DRM_ERROR("Dpm %s uvd failed, ret = %d. \n",
enable ? "enable" : "disable", ret);
/* enable/disable Low Memory PState for UVD (4k videos) */
if (adev->asic_type == CHIP_STONEY &&
adev->uvd.decode_image_width >= WIDTH_4K) {
struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
/* enable/disable Low Memory PState for UVD (4k videos) */
if (adev->asic_type == CHIP_STONEY &&
adev->uvd.decode_image_width >= WIDTH_4K) {
struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
if (hwmgr && hwmgr->hwmgr_func &&
hwmgr->hwmgr_func->update_nbdpm_pstate)
hwmgr->hwmgr_func->update_nbdpm_pstate(hwmgr,
!enable,
true);
}
if (hwmgr && hwmgr->hwmgr_func &&
hwmgr->hwmgr_func->update_nbdpm_pstate)
hwmgr->hwmgr_func->update_nbdpm_pstate(hwmgr,
!enable,
true);
}
}
@ -548,24 +404,10 @@ void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable)
{
int ret = 0;
if (adev->family == AMDGPU_FAMILY_SI) {
mutex_lock(&adev->pm.mutex);
if (enable) {
adev->pm.dpm.vce_active = true;
/* XXX select vce level based on ring/task */
adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
} else {
adev->pm.dpm.vce_active = false;
}
mutex_unlock(&adev->pm.mutex);
amdgpu_dpm_compute_clocks(adev);
} else {
ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
if (ret)
DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
enable ? "enable" : "disable", ret);
}
ret = amdgpu_dpm_set_powergating_by_smu(adev, AMD_IP_BLOCK_TYPE_VCE, !enable);
if (ret)
DRM_ERROR("Dpm %s vce failed, ret = %d. \n",
enable ? "enable" : "disable", ret);
}
void amdgpu_dpm_enable_jpeg(struct amdgpu_device *adev, bool enable)

94
drivers/gpu/drm/amd/pm/amdgpu_dpm_internal.c Normal file
View File

@ -0,0 +1,94 @@
/*
* Copyright 2021 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 "amdgpu.h"
#include "amdgpu_display.h"
#include "hwmgr.h"
#include "amdgpu_smu.h"
void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev)
{
struct drm_device *ddev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
adev->pm.dpm.new_active_crtcs = 0;
adev->pm.dpm.new_active_crtc_count = 0;
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc,
&ddev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (amdgpu_crtc->enabled) {
adev->pm.dpm.new_active_crtcs |= (1 << amdgpu_crtc->crtc_id);
adev->pm.dpm.new_active_crtc_count++;
}
}
}
}
u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
u32 vblank_in_pixels;
u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
vblank_in_pixels =
amdgpu_crtc->hw_mode.crtc_htotal *
(amdgpu_crtc->hw_mode.crtc_vblank_end -
amdgpu_crtc->hw_mode.crtc_vdisplay +
(amdgpu_crtc->v_border * 2));
vblank_time_us = vblank_in_pixels * 1000 / amdgpu_crtc->hw_mode.clock;
break;
}
}
}
return vblank_time_us;
}
u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
{
struct drm_device *dev = adev_to_drm(adev);
struct drm_crtc *crtc;
struct amdgpu_crtc *amdgpu_crtc;
u32 vrefresh = 0;
if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
amdgpu_crtc = to_amdgpu_crtc(crtc);
if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
vrefresh = drm_mode_vrefresh(&amdgpu_crtc->hw_mode);
break;
}
}
}
return vrefresh;
}

2
drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h
View File

@ -428,8 +428,6 @@ void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev);
int amdgpu_dpm_read_sensor(struct amdgpu_device *adev, enum amd_pp_sensors sensor,
void *data, uint32_t *size);
void amdgpu_dpm_thermal_work_handler(struct work_struct *work);
void amdgpu_dpm_compute_clocks(struct amdgpu_device *adev);
void amdgpu_dpm_enable_uvd(struct amdgpu_device *adev, bool enable);
void amdgpu_dpm_enable_vce(struct amdgpu_device *adev, bool enable);

32
drivers/gpu/drm/amd/pm/inc/amdgpu_dpm_internal.h Normal file
View File

@ -0,0 +1,32 @@
/*
* Copyright 2021 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 __AMDGPU_DPM_INTERNAL_H__
#define __AMDGPU_DPM_INTERNAL_H__
void amdgpu_dpm_get_active_displays(struct amdgpu_device *adev);
u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev);
u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev);
#endif

39
drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c
View File

@ -31,7 +31,8 @@
#include "power_state.h"
#include "amdgpu.h"
#include "hwmgr.h"
#include "amdgpu_dpm_internal.h"
#include "amdgpu_display.h"
static const struct amd_pm_funcs pp_dpm_funcs;
@ -1683,6 +1684,41 @@ static int pp_get_prv_buffer_details(void *handle, void **addr, size_t *size)
return 0;
}
static void pp_pm_compute_clocks(void *handle)
{
struct pp_hwmgr *hwmgr = handle;
struct amdgpu_device *adev = hwmgr->adev;
int i = 0;
if (adev->mode_info.num_crtc)
amdgpu_display_bandwidth_update(adev);
for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
struct amdgpu_ring *ring = adev->rings[i];
if (ring && ring->sched.ready)
amdgpu_fence_wait_empty(ring);
}
if (!amdgpu_device_has_dc_support(adev)) {
amdgpu_dpm_get_active_displays(adev);
adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
/* we have issues with mclk switching with
* refresh rates over 120 hz on the non-DC code.
*/
if (adev->pm.pm_display_cfg.vrefresh > 120)
adev->pm.pm_display_cfg.min_vblank_time = 0;
pp_display_configuration_change(handle,
&adev->pm.pm_display_cfg);
}
pp_dpm_dispatch_tasks(handle,
AMD_PP_TASK_DISPLAY_CONFIG_CHANGE,
NULL);
}
static const struct amd_pm_funcs pp_dpm_funcs = {
.load_firmware = pp_dpm_load_fw,
.wait_for_fw_loading_complete = pp_dpm_fw_loading_complete,
@ -1747,4 +1783,5 @@ static const struct amd_pm_funcs pp_dpm_funcs = {
.get_gpu_metrics = pp_get_gpu_metrics,
.gfx_state_change_set = pp_gfx_state_change_set,
.get_smu_prv_buf_details = pp_get_prv_buffer_details,
.pm_compute_clocks = pp_pm_compute_clocks,
};

6
drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c
View File

@ -3088,7 +3088,7 @@ static int kv_dpm_hw_init(void *handle)
else
adev->pm.dpm_enabled = true;
mutex_unlock(&adev->pm.mutex);
amdgpu_dpm_compute_clocks(adev);
amdgpu_legacy_dpm_compute_clocks(adev);
return ret;
}
@ -3136,7 +3136,7 @@ static int kv_dpm_resume(void *handle)
adev->pm.dpm_enabled = true;
mutex_unlock(&adev->pm.mutex);
if (adev->pm.dpm_enabled)
amdgpu_dpm_compute_clocks(adev);
amdgpu_legacy_dpm_compute_clocks(adev);
}
return 0;
}
@ -3390,7 +3390,7 @@ static const struct amd_pm_funcs kv_dpm_funcs = {
.get_vce_clock_state = amdgpu_get_vce_clock_state,
.check_state_equal = kv_check_state_equal,
.read_sensor = &kv_dpm_read_sensor,
.change_power_state = amdgpu_dpm_change_power_state_locked,
.pm_compute_clocks = amdgpu_legacy_dpm_compute_clocks,
};
static const struct amdgpu_irq_src_funcs kv_dpm_irq_funcs = {

60
drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.c
View File

@ -26,6 +26,8 @@
#include "atom.h"
#include "amd_pcie.h"
#include "legacy_dpm.h"
#include "amdgpu_dpm_internal.h"
#include "amdgpu_display.h"
#define amdgpu_dpm_pre_set_power_state(adev) \
((adev)->powerplay.pp_funcs->pre_set_power_state((adev)->powerplay.pp_handle))
@ -949,9 +951,8 @@ restart_search:
return NULL;
}
int amdgpu_dpm_change_power_state_locked(void *handle)
static int amdgpu_dpm_change_power_state_locked(struct amdgpu_device *adev)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
struct amdgpu_ps *ps;
enum amd_pm_state_type dpm_state;
int ret;
@ -1022,3 +1023,58 @@ int amdgpu_dpm_change_power_state_locked(void *handle)
return 0;
}
void amdgpu_legacy_dpm_compute_clocks(void *handle)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
int i = 0;
if (adev->mode_info.num_crtc)
amdgpu_display_bandwidth_update(adev);
for (i = 0; i < AMDGPU_MAX_RINGS; i++) {
struct amdgpu_ring *ring = adev->rings[i];
if (ring && ring->sched.ready)
amdgpu_fence_wait_empty(ring);
}
amdgpu_dpm_get_active_displays(adev);
amdgpu_dpm_change_power_state_locked(adev);
}
void amdgpu_dpm_thermal_work_handler(struct work_struct *work)
{
struct amdgpu_device *adev =
container_of(work, struct amdgpu_device,
pm.dpm.thermal.work);
const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
/* switch to the thermal state */
enum amd_pm_state_type dpm_state = POWER_STATE_TYPE_INTERNAL_THERMAL;
int temp, size = sizeof(temp);
if (!adev->pm.dpm_enabled)
return;
if (!pp_funcs->read_sensor(adev->powerplay.pp_handle,
AMDGPU_PP_SENSOR_GPU_TEMP,
(void *)&temp,
&size)) {
if (temp < adev->pm.dpm.thermal.min_temp)
/* switch back the user state */
dpm_state = adev->pm.dpm.user_state;
} else {
if (adev->pm.dpm.thermal.high_to_low)
/* switch back the user state */
dpm_state = adev->pm.dpm.user_state;
}
if (dpm_state == POWER_STATE_TYPE_INTERNAL_THERMAL)
adev->pm.dpm.thermal_active = true;
else
adev->pm.dpm.thermal_active = false;
adev->pm.dpm.state = dpm_state;
amdgpu_legacy_dpm_compute_clocks(adev->powerplay.pp_handle);
}

3
drivers/gpu/drm/amd/pm/powerplay/legacy_dpm.h
View File

@ -32,6 +32,7 @@ int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
void amdgpu_free_extended_power_table(struct amdgpu_device *adev);
void amdgpu_add_thermal_controller(struct amdgpu_device *adev);
struct amd_vce_state* amdgpu_get_vce_clock_state(void *handle, u32 idx);
int amdgpu_dpm_change_power_state_locked(void *handle);
void amdgpu_pm_print_power_states(struct amdgpu_device *adev);
void amdgpu_legacy_dpm_compute_clocks(void *handle);
void amdgpu_dpm_thermal_work_handler(struct work_struct *work);
#endif

41
drivers/gpu/drm/amd/pm/powerplay/si_dpm.c
View File

@ -3891,6 +3891,40 @@ static int si_set_boot_state(struct amdgpu_device *adev)
}
#endif
static int si_set_powergating_by_smu(void *handle,
uint32_t block_type,
bool gate)
{
struct amdgpu_device *adev = (struct amdgpu_device *)handle;
switch (block_type) {
case AMD_IP_BLOCK_TYPE_UVD:
if (!gate) {
adev->pm.dpm.uvd_active = true;
adev->pm.dpm.state = POWER_STATE_TYPE_INTERNAL_UVD;
} else {
adev->pm.dpm.uvd_active = false;
}
amdgpu_legacy_dpm_compute_clocks(handle);
break;
case AMD_IP_BLOCK_TYPE_VCE:
if (!gate) {
adev->pm.dpm.vce_active = true;
/* XXX select vce level based on ring/task */
adev->pm.dpm.vce_level = AMD_VCE_LEVEL_AC_ALL;
} else {
adev->pm.dpm.vce_active = false;
}
amdgpu_legacy_dpm_compute_clocks(handle);
break;
default:
break;
}
return 0;
}
static int si_set_sw_state(struct amdgpu_device *adev)
{
return (amdgpu_si_send_msg_to_smc(adev, PPSMC_MSG_SwitchToSwState) == PPSMC_Result_OK) ?
@ -7801,7 +7835,7 @@ static int si_dpm_hw_init(void *handle)
else
adev->pm.dpm_enabled = true;
mutex_unlock(&adev->pm.mutex);
amdgpu_dpm_compute_clocks(adev);
amdgpu_legacy_dpm_compute_clocks(adev);
return ret;
}
@ -7849,7 +7883,7 @@ static int si_dpm_resume(void *handle)
adev->pm.dpm_enabled = true;
mutex_unlock(&adev->pm.mutex);
if (adev->pm.dpm_enabled)
amdgpu_dpm_compute_clocks(adev);
amdgpu_legacy_dpm_compute_clocks(adev);
}
return 0;
}
@ -8094,6 +8128,7 @@ static const struct amd_pm_funcs si_dpm_funcs = {
.print_power_state = &si_dpm_print_power_state,
.debugfs_print_current_performance_level = &si_dpm_debugfs_print_current_performance_level,
.force_performance_level = &si_dpm_force_performance_level,
.set_powergating_by_smu = &si_set_powergating_by_smu,
.vblank_too_short = &si_dpm_vblank_too_short,
.set_fan_control_mode = &si_dpm_set_fan_control_mode,
.get_fan_control_mode = &si_dpm_get_fan_control_mode,
@ -8102,7 +8137,7 @@ static const struct amd_pm_funcs si_dpm_funcs = {
.check_state_equal = &si_check_state_equal,
.get_vce_clock_state = amdgpu_get_vce_clock_state,
.read_sensor = &si_dpm_read_sensor,
.change_power_state = amdgpu_dpm_change_power_state_locked,
.pm_compute_clocks = amdgpu_legacy_dpm_compute_clocks,
};
static const struct amdgpu_irq_src_funcs si_dpm_irq_funcs = {