From 719423f670796bb5d2e2894176033a493f684d8b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 10 Dec 2019 16:21:44 -0500 Subject: drm/amdgpu: wait for all rings to drain before runtime suspending Add a safety check to runtime suspend to make sure all outstanding fences have signaled before we suspend. Doesn't fix any known issue. We already do this via the fence driver suspend function, but we just force completion rather than bailing. This bails on runtime suspend so we can try again later once the fences are signaled to avoid missing any outstanding work. Reviewed-by: Andrey Grodzovsky Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 3f6f14ce1511..d264d9011e03 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1203,13 +1203,23 @@ static int amdgpu_pmops_runtime_suspend(struct device *dev) struct pci_dev *pdev = to_pci_dev(dev); struct drm_device *drm_dev = pci_get_drvdata(pdev); struct amdgpu_device *adev = drm_dev->dev_private; - int ret; + int ret, i; if (!adev->runpm) { pm_runtime_forbid(dev); return -EBUSY; } + /* wait for all rings to drain before suspending */ + for (i = 0; i < AMDGPU_MAX_RINGS; i++) { + struct amdgpu_ring *ring = adev->rings[i]; + if (ring && ring->sched.ready) { + ret = amdgpu_fence_wait_empty(ring); + if (ret) + return -EBUSY; + } + } + if (amdgpu_device_supports_boco(drm_dev)) drm_dev->switch_power_state = DRM_SWITCH_POWER_CHANGING; drm_kms_helper_poll_disable(drm_dev); -- cgit v1.2.3 From b6025eeaa10eef8d6d6c413b0668d6ebe7375b2a Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Tue, 28 May 2019 10:46:04 +0800 Subject: drm/amdgpu: add DRIVER_SYNCOBJ_TIMELINE to amdgpu MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Can expose it now that the khronos has exposed the vlk extension. Signed-off-by: Chunming Zhou Reviewed-by: Flora Cui Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index d264d9011e03..82f99b5c36cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1391,7 +1391,8 @@ static struct drm_driver kms_driver = { .driver_features = DRIVER_USE_AGP | DRIVER_ATOMIC | DRIVER_GEM | - DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ, + DRIVER_RENDER | DRIVER_MODESET | DRIVER_SYNCOBJ | + DRIVER_SYNCOBJ_TIMELINE, .load = amdgpu_driver_load_kms, .open = amdgpu_driver_open_kms, .postclose = amdgpu_driver_postclose_kms, -- cgit v1.2.3 From 2cacd20e91ecdc1a685fec2a796e8418f52db9c8 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 6 Jan 2020 15:24:47 -0500 Subject: Revert "drm/amdgpu: Set no-retry as default." MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This reverts commit 51bfac71cade386966791a8db87a5912781d249f. This causes stability issues on some raven boards. Revert for now until a proper fix is completed. Bug: https://gitlab.freedesktop.org/drm/amd/issues/934 Bug: https://bugzilla.kernel.org/show_bug.cgi?id=206017 Reviewed-by: Felix Kuehling Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 82f99b5c36cd..a9c4edca70c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -142,7 +142,7 @@ int amdgpu_async_gfx_ring = 1; int amdgpu_mcbp = 0; int amdgpu_discovery = -1; int amdgpu_mes = 0; -int amdgpu_noretry = 1; +int amdgpu_noretry; int amdgpu_force_asic_type = -1; struct amdgpu_mgpu_info mgpu_info = { @@ -588,7 +588,7 @@ MODULE_PARM_DESC(mes, module_param_named(mes, amdgpu_mes, int, 0444); MODULE_PARM_DESC(noretry, - "Disable retry faults (0 = retry enabled, 1 = retry disabled (default))"); + "Disable retry faults (0 = retry enabled (default), 1 = retry disabled)"); module_param_named(noretry, amdgpu_noretry, int, 0644); /** -- cgit v1.2.3