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drm/xe: Suspend/resume user access only during system s/r

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Enable/Disable user access only during system suspend/resume.
This should not happen during runtime s/r

v2: rebased

Reviewed-by: Arun R Murthy <arun.r.murthy@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Vinod Govindapillai <vinod.govindapillai@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240823112148.327015-2-vinod.govindapillai@intel.com
This commit is contained in:
Imre Deak 2024-08-23 14:21:46 +03:00 committed by Vinod Govindapillai
parent 501d943893
commit a64e7e5b05
1 changed files with 6 additions and 4 deletions
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10
drivers/gpu/drm/xe/display/xe_display.c
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@ -323,7 +323,8 @@ void xe_display_pm_suspend(struct xe_device *xe, bool runtime)
intel_fbdev_set_suspend(&xe->drm, FBINFO_STATE_SUSPENDED, true);
if (has_display(xe)) {
drm_kms_helper_poll_disable(&xe->drm);
intel_display_driver_disable_user_access(xe);
if (!runtime)
intel_display_driver_disable_user_access(xe);
}
if (!runtime)
@ -335,7 +336,7 @@ void xe_display_pm_suspend(struct xe_device *xe, bool runtime)
intel_hpd_cancel_work(xe);
if (has_display(xe))
if (!runtime && has_display(xe))
intel_display_driver_suspend_access(xe);
intel_encoder_suspend_all(&xe->display);
@ -381,7 +382,7 @@ void xe_display_pm_resume(struct xe_device *xe, bool runtime)
intel_display_driver_init_hw(xe);
intel_hpd_init(xe);
if (has_display(xe))
if (!runtime && has_display(xe))
intel_display_driver_resume_access(xe);
/* MST sideband requires HPD interrupts enabled */
@ -391,7 +392,8 @@ void xe_display_pm_resume(struct xe_device *xe, bool runtime)
if (has_display(xe)) {
drm_kms_helper_poll_enable(&xe->drm);
intel_display_driver_enable_user_access(xe);
if (!runtime)
intel_display_driver_enable_user_access(xe);
}
intel_hpd_poll_disable(xe);