| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.8 017/125] drm/amd/powerplay: fix mclk not switching back after multi-head was disabled | Date | Sat, 29 Oct 2016 09:48:55 -0400 |
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4.8-stable review patch. If anyone has any objections, please let me know.
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From: Rex Zhu <Rex.Zhu@amd.com>
commit 9716ebc38dfabe6c8e5e3c809e9f3c61dd3740f9 upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c | 2 ++ drivers/gpu/drm/amd/powerplay/eventmgr/psm.c | 3 ++- 2 files changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c +++ b/drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c @@ -262,6 +262,8 @@ static const pem_event_action * const di unblock_adjust_power_state_tasks, set_cpu_power_state, notify_hw_power_source_tasks, + get_2d_performance_state_tasks, + set_performance_state_tasks, /* updateDALConfigurationTasks, variBrightDisplayConfigurationChangeTasks, */ adjust_power_state_tasks, --- a/drivers/gpu/drm/amd/powerplay/eventmgr/psm.c +++ b/drivers/gpu/drm/amd/powerplay/eventmgr/psm.c @@ -100,11 +100,12 @@ int psm_adjust_power_state_dynamic(struc if (requested == NULL) return 0; + phm_apply_state_adjust_rules(hwmgr, requested, pcurrent); + if (pcurrent == NULL || (0 != phm_check_states_equal(hwmgr, &pcurrent->hardware, &requested->hardware, &equal))) equal = false; if (!equal || phm_check_smc_update_required_for_display_configuration(hwmgr)) { - phm_apply_state_adjust_rules(hwmgr, requested, pcurrent); phm_set_power_state(hwmgr, &pcurrent->hardware, &requested->hardware); hwmgr->current_ps = requested; }
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