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drm/amdgpu: delete pp_enable in adev

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amdgpu not care powerplay or dpm is enabled.
just check ip functions and pp functions

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2017-09-25 18:51:50 +08:00 committed by Alex Deucher
parent 790d84fdc9
commit 6d07fe7bca
4 changed files with 53 additions and 50 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View File

@ -1525,7 +1525,6 @@ struct amdgpu_device {
/* powerplay */
struct amd_powerplay powerplay;
bool pp_enabled;
bool pp_force_state_enabled;
/* dpm */

31
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
View File

@ -64,10 +64,6 @@ static const struct cg_flag_name clocks[] = {
void amdgpu_pm_acpi_event_handler(struct amdgpu_device *adev)
{
if (adev->pp_enabled)
/* TODO */
return;
if (adev->pm.dpm_enabled) {
mutex_lock(&adev->pm.mutex);
if (power_supply_is_system_supplied() > 0)
@ -118,7 +114,7 @@ static ssize_t amdgpu_set_dpm_state(struct device *dev,
goto fail;
}
if (adev->pp_enabled) {
if (adev->powerplay.pp_funcs->dispatch_tasks) {
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_ENABLE_USER_STATE, &state, NULL);
} else {
mutex_lock(&adev->pm.mutex);
@ -303,7 +299,8 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev,
if (strlen(buf) == 1)
adev->pp_force_state_enabled = false;
else if (adev->pp_enabled) {
else if (adev->powerplay.pp_funcs->dispatch_tasks &&
adev->powerplay.pp_funcs->get_pp_num_states) {
struct pp_states_info data;
ret = kstrtoul(buf, 0, &idx);
@ -531,7 +528,7 @@ static ssize_t amdgpu_set_pp_sclk_od(struct device *dev,
if (adev->powerplay.pp_funcs->set_sclk_od)
amdgpu_dpm_set_sclk_od(adev, (uint32_t)value);
if (adev->pp_enabled) {
if (adev->powerplay.pp_funcs->dispatch_tasks) {
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_READJUST_POWER_STATE, NULL, NULL);
} else {
adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
@ -575,7 +572,7 @@ static ssize_t amdgpu_set_pp_mclk_od(struct device *dev,
if (adev->powerplay.pp_funcs->set_mclk_od)
amdgpu_dpm_set_mclk_od(adev, (uint32_t)value);
if (adev->pp_enabled) {
if (adev->powerplay.pp_funcs->dispatch_tasks) {
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_READJUST_POWER_STATE, NULL, NULL);
} else {
adev->pm.dpm.current_ps = adev->pm.dpm.boot_ps;
@ -959,9 +956,6 @@ static umode_t hwmon_attributes_visible(struct kobject *kobj,
attr == &sensor_dev_attr_pwm1_min.dev_attr.attr))
return 0;
if (adev->pp_enabled)
return effective_mode;
/* Skip fan attributes if fan is not present */
if (adev->pm.no_fan &&
(attr == &sensor_dev_attr_pwm1.dev_attr.attr ||
@ -1344,7 +1338,7 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
return ret;
}
if (adev->pp_enabled) {
ret = device_create_file(adev->dev, &dev_attr_pp_num_states);
if (ret) {
DRM_ERROR("failed to create device file pp_num_states\n");
@ -1365,7 +1359,6 @@ int amdgpu_pm_sysfs_init(struct amdgpu_device *adev)
DRM_ERROR("failed to create device file pp_table\n");
return ret;
}
}
ret = device_create_file(adev->dev, &dev_attr_pp_dpm_sclk);
if (ret) {
@ -1427,12 +1420,12 @@ void amdgpu_pm_sysfs_fini(struct amdgpu_device *adev)
hwmon_device_unregister(adev->pm.int_hwmon_dev);
device_remove_file(adev->dev, &dev_attr_power_dpm_state);
device_remove_file(adev->dev, &dev_attr_power_dpm_force_performance_level);
if (adev->pp_enabled) {
device_remove_file(adev->dev, &dev_attr_pp_num_states);
device_remove_file(adev->dev, &dev_attr_pp_cur_state);
device_remove_file(adev->dev, &dev_attr_pp_force_state);
device_remove_file(adev->dev, &dev_attr_pp_table);
}
device_remove_file(adev->dev, &dev_attr_pp_dpm_sclk);
device_remove_file(adev->dev, &dev_attr_pp_dpm_mclk);
device_remove_file(adev->dev, &dev_attr_pp_dpm_pcie);
@ -1463,7 +1456,7 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
amdgpu_fence_wait_empty(ring);
}
if (adev->pp_enabled) {
if (adev->powerplay.pp_funcs->dispatch_tasks) {
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_DISPLAY_CONFIG_CHANGE, NULL, NULL);
} else {
mutex_lock(&adev->pm.mutex);
@ -1598,15 +1591,15 @@ static int amdgpu_debugfs_pm_info(struct seq_file *m, void *data)
if ((adev->flags & AMD_IS_PX) &&
(ddev->switch_power_state != DRM_SWITCH_POWER_ON)) {
seq_printf(m, "PX asic powered off\n");
} else if (adev->pp_enabled) {
return amdgpu_debugfs_pm_info_pp(m, adev);
} else {
} else if (adev->powerplay.pp_funcs->debugfs_print_current_performance_level) {
mutex_lock(&adev->pm.mutex);
if (adev->powerplay.pp_funcs->debugfs_print_current_performance_level)
adev->powerplay.pp_funcs->debugfs_print_current_performance_level(adev, m);
else
seq_printf(m, "Debugfs support not implemented for this asic\n");
mutex_unlock(&adev->pm.mutex);
} else {
return amdgpu_debugfs_pm_info_pp(m, adev);
}
return 0;

7
drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c
View File

@ -59,7 +59,6 @@ static int amdgpu_pp_early_init(void *handle)
int ret = 0;
amd_pp = &(adev->powerplay);
adev->pp_enabled = false;
amd_pp->pp_handle = (void *)adev;
switch (adev->asic_type) {
@ -73,7 +72,6 @@ static int amdgpu_pp_early_init(void *handle)
case CHIP_STONEY:
case CHIP_VEGA10:
case CHIP_RAVEN:
adev->pp_enabled = true;
amd_pp->cgs_device = amdgpu_cgs_create_device(adev);
if (amdgpu_create_pp_handle(adev))
return -EINVAL;
@ -138,9 +136,6 @@ static int amdgpu_pp_late_init(void *handle)
ret = adev->powerplay.ip_funcs->late_init(
adev->powerplay.pp_handle);
if (adev->pp_enabled && adev->pm.dpm_enabled)
amdgpu_dpm_dispatch_task(adev, AMD_PP_TASK_COMPLETE_INIT, NULL, NULL);
return ret;
}
@ -212,7 +207,7 @@ static void amdgpu_pp_late_fini(void *handle)
adev->powerplay.pp_handle);
if (adev->pp_enabled) {
if (adev->powerplay.cgs_device) {
amd_powerplay_destroy(adev->powerplay.pp_handle);
amdgpu_cgs_destroy_device(adev->powerplay.cgs_device);
}

18
drivers/gpu/drm/amd/powerplay/amd_powerplay.c
View File

@ -30,6 +30,9 @@
#include "pp_instance.h"
#include "power_state.h"
static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
void *input, void *output);
static inline int pp_check(struct pp_instance *handle)
{
if (handle == NULL || handle->pp_valid != PP_VALID)
@ -146,6 +149,19 @@ static int pp_hw_fini(void *handle)
return 0;
}
static int pp_late_init(void *handle)
{
struct pp_instance *pp_handle = (struct pp_instance *)handle;
int ret = 0;
ret = pp_check(pp_handle);
if (ret == 0)
pp_dpm_dispatch_tasks(pp_handle,
AMD_PP_TASK_COMPLETE_INIT, NULL, NULL);
return 0;
}
static bool pp_is_idle(void *handle)
{
return false;
@ -254,7 +270,7 @@ static int pp_resume(void *handle)
const struct amd_ip_funcs pp_ip_funcs = {
.name = "powerplay",
.early_init = pp_early_init,
.late_init = NULL,
.late_init = pp_late_init,
.sw_init = pp_sw_init,
.sw_fini = pp_sw_fini,
.hw_init = pp_hw_init,