From 750e5245bb7c7aee130e7fc704da3179046064ff Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 6 Dec 2016 10:38:29 -0500 Subject: [PATCH] drm/amdgpu: just suspend the hw on pci shutdown We can't just reuse pci_remove as there may be userspace still doing things. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98638 Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=97980 Signed-off-by: Alex Deucher Cc: stable@vger.kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 5 ++++- 3 files changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index b548000..8f96a9b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -1711,6 +1711,7 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev, struct drm_file *file_priv); void amdgpu_driver_preclose_kms(struct drm_device *dev, struct drm_file *file_priv); +int amdgpu_suspend(struct amdgpu_device *adev); int amdgpu_device_suspend(struct drm_device *dev, bool suspend, bool fbcon); int amdgpu_device_resume(struct drm_device *dev, bool resume, bool fbcon); u32 amdgpu_get_vblank_counter_kms(struct drm_device *dev, unsigned int pipe); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 59adeb5..fd5df8f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -1517,7 +1517,7 @@ static int amdgpu_fini(struct amdgpu_device *adev) return 0; } -static int amdgpu_suspend(struct amdgpu_device *adev) +int amdgpu_suspend(struct amdgpu_device *adev) { int i, r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 7914f99..8cb937b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -486,12 +486,15 @@ amdgpu_pci_remove(struct pci_dev *pdev) static void amdgpu_pci_shutdown(struct pci_dev *pdev) { + struct drm_device *dev = pci_get_drvdata(pdev); + struct amdgpu_device *adev = dev->dev_private; + /* if we are running in a VM, make sure the device * torn down properly on reboot/shutdown. * unfortunately we can't detect certain * hypervisors so just do this all the time. */ - amdgpu_pci_remove(pdev); + amdgpu_suspend(adev); } static int amdgpu_pmops_suspend(struct device *dev) -- 2.5.5