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drm/radeon: call hpd_irq_event on resume
Need to call this on resume if displays changes during suspend in order to properly be notified of changes. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
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@ -1744,6 +1744,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon)
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}
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drm_kms_helper_poll_enable(dev);
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drm_helper_hpd_irq_event(dev);
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/* set the power state here in case we are a PX system or headless */
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if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled)
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