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Message-Id: <1454030348-17736-13-git-send-email-kamal@canonical.com> Date: Thu, 28 Jan 2016 17:15:50 -0800 From: Kamal Mostafa <kamal@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: Alex Deucher <alexander.deucher@....com>, Kamal Mostafa <kamal@...onical.com> Subject: [PATCH 3.19.y-ckt 012/210] drm/radeon: call hpd_irq_event on resume 3.19.8-ckt14 -stable review patch. If anyone has any objections, please let me know. ---8<------------------------------------------------------------ From: Alex Deucher <alexander.deucher@....com> commit dbb17a21c131eca94eb31136eee9a7fe5aff00d9 upstream. 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@....com> Signed-off-by: Kamal Mostafa <kamal@...onical.com> --- drivers/gpu/drm/radeon/radeon_device.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index b3dfefb..8d09074 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -1729,6 +1729,7 @@ int radeon_resume_kms(struct drm_device *dev, bool resume, bool fbcon) } drm_kms_helper_poll_enable(dev); + drm_helper_hpd_irq_event(dev); /* set the power state here in case we are a PX system or headless */ if ((rdev->pm.pm_method == PM_METHOD_DPM) && rdev->pm.dpm_enabled) -- 1.9.1
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