diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2016-11-29 18:33:19 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-12-06 18:08:32 -0500 |
| commit | f5f857f45d3371d032f016dd9f123a93bdf3eefc (patch) | |
| tree | 7b656715b3b972a2e15e14a395278c367e30191c /drivers/gpu/drm/amd | |
| parent | 8201a67a49a048953c8af60cc0d5ceb4a5db26f1 (diff) | |
| download | linux-f5f857f45d3371d032f016dd9f123a93bdf3eefc.tar.bz2 | |
drm/amd/powerplay: disable cg pg task when pp uninitialize.
fix bug on uvd pg enabled, when reboot vm in pass through case,
we need to notify smu power up uvd/vce if they were power down.
otherwise, the vbios post will fail.
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h | 1 |
3 files changed, 15 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c index b6f45fd01fa6..ec36c0e28388 100644 --- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c +++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c @@ -154,7 +154,7 @@ int pem_task_powerdown_vce_tasks(struct pp_eventmgr *eventmgr, struct pem_event_ int pem_task_disable_clock_power_gatings_tasks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data) { - /* TODO */ + phm_disable_clock_power_gatings(eventmgr->hwmgr); return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c index 0723758ed065..c355a0f51663 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c @@ -209,6 +209,19 @@ int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr) return 0; } +int phm_disable_clock_power_gatings(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->disable_clock_power_gating) + return hwmgr->hwmgr_func->disable_clock_power_gating(hwmgr); + } + return 0; +} + + int phm_display_configuration_changed(struct pp_hwmgr *hwmgr) { PHM_FUNC_CHECK(hwmgr); diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h index d4495839c64c..26129972f686 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h @@ -334,6 +334,7 @@ struct phm_clocks { uint32_t clock[MAX_NUM_CLOCKS]; }; +extern int phm_disable_clock_power_gatings(struct pp_hwmgr *hwmgr); extern int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr); extern int phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool gate); extern int phm_powergate_vce(struct pp_hwmgr *hwmgr, bool gate); |