linux_dsm_epyc7002/include/drm
Eric Anholt 131280a162 drm: Revert syncobj timeline changes.
Daniel suggested I submit this, since we're still seeing regressions
from it.  This is a revert to before 48197bc564 ("drm: add syncobj
timeline support v9") and its followon fixes.

Fixes this on first V3D testcase execution:

[   48.767088] ============================================
[   48.772410] WARNING: possible recursive locking detected
[   48.777739] 4.19.0-rc6+  Not tainted
[   48.781668] --------------------------------------------
[   48.786993] shader_runner/3284 is trying to acquire lock:
[   48.792408] ce309d7f (&(&array->lock)->rlock){....}, at: dma_fence_add_callback+0x30/0x23c
[   48.800714]
[   48.800714] but task is already holding lock:
[   48.806559] c5952bd3 (&(&array->lock)->rlock){....}, at: dma_fence_add_callback+0x30/0x23c
[   48.814862]
[   48.814862] other info that might help us debug this:
[   48.821410]  Possible unsafe locking scenario:
[   48.821410]
[   48.827338]        CPU0
[   48.829788]        ----
[   48.832239]   lock(&(&array->lock)->rlock);
[   48.836434]   lock(&(&array->lock)->rlock);
[   48.840640]
[   48.840640]  *** DEADLOCK ***
[   48.840640]
[   48.846582]  May be due to missing lock nesting notation
[  130.763560] 1 lock held by cts-runner/3270:
[  130.767745]  : 7834b793 (&(&array->lock)->rlock){-...}, at: dma_fence_add_callback+0x30/0x23c
[  130.776461]
               stack backtrace:
[  130.780825] CPU: 1 PID: 3270 Comm: cts-runner Not tainted 4.19.0-rc6+ 
[  130.787706] Hardware name: Broadcom STB (Flattened Device Tree)
[  130.793645] [<c021269c>] (unwind_backtrace) from [<c020db1c>] (show_stack+0x10/0x14)
[  130.801404] [<c020db1c>] (show_stack) from [<c0c2c4b0>] (dump_stack+0xa8/0xd4)
[  130.808642] [<c0c2c4b0>] (dump_stack) from [<c0281a84>] (__lock_acquire+0x848/0x1a68)
[  130.816483] [<c0281a84>] (__lock_acquire) from [<c02835d8>] (lock_acquire+0xd8/0x22c)
[  130.824326] [<c02835d8>] (lock_acquire) from [<c0c49948>] (_raw_spin_lock_irqsave+0x54/0x68)
[  130.832777] [<c0c49948>] (_raw_spin_lock_irqsave) from [<c086bf54>] (dma_fence_add_callback+0x30/0x23c)
[  130.842183] [<c086bf54>] (dma_fence_add_callback) from [<c086d4c8>] (dma_fence_array_enable_signaling+0x58/0xec)
[  130.852371] [<c086d4c8>] (dma_fence_array_enable_signaling) from [<c086c00c>] (dma_fence_add_callback+0xe8/0x23c)
[  130.862647] [<c086c00c>] (dma_fence_add_callback) from [<c06d8774>] (drm_syncobj_wait_ioctl+0x518/0x614)
[  130.872143] [<c06d8774>] (drm_syncobj_wait_ioctl) from [<c06b8458>] (drm_ioctl_kernel+0xb0/0xf0)
[  130.880940] [<c06b8458>] (drm_ioctl_kernel) from [<c06b8818>] (drm_ioctl+0x1d8/0x390)
[  130.888782] [<c06b8818>] (drm_ioctl) from [<c03a4510>] (do_vfs_ioctl+0xb0/0x8ac)
[  130.896187] [<c03a4510>] (do_vfs_ioctl) from [<c03a4d40>] (ksys_ioctl+0x34/0x60)
[  130.903593] [<c03a4d40>] (ksys_ioctl) from [<c0201000>] (ret_fast_syscall+0x0/0x28)

Cc: Chunming Zhou <david1.zhou@amd.com>
Cc: Christian König <christian.koenig@amd.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Eric Anholt <eric@anholt.net>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/261044/
2018-11-12 12:54:21 +01:00
..
bridge drm/bridge/synopsys: dsi: add dual-dsi support 2018-10-30 14:06:29 +01:00
i2c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
tinydrm drm/tinydrm: Fix doc build warnings 2018-07-11 22:24:02 +02:00
ttm drm/ttm: Export ttm_bo_get_unless_zero() 2018-09-28 08:55:10 +02:00
amd_asic_type.h drm/amdgpu: simplify Raven, Raven2, and Picasso handling 2018-09-14 09:38:03 -05:00
ati_pcigart.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
drm_agpsupport.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
drm_atomic_helper.h drm: Extract drm_atomic_state_helper.[hc] 2018-10-05 18:04:09 +02:00
drm_atomic_state_helper.h drm: Extract drm_atomic_state_helper.[hc] 2018-10-05 18:04:09 +02:00
drm_atomic_uapi.h drm: extract drm_atomic_uapi.c 2018-09-09 14:19:18 +02:00
drm_atomic.h drm/atomic: Improve docs for drm_atomic_state->allow_modeset 2018-10-05 18:04:09 +02:00
drm_audio_component.h ALSA: hda: Make audio component support more generic 2018-07-17 22:25:48 +02:00
drm_auth.h drm: Add drm_object lease infrastructure [v5] 2017-10-25 16:31:29 +10:00
drm_blend.h drm: Add per-plane pixel blend mode property 2018-08-24 17:31:37 +01:00
drm_bridge.h drm/bridge: Move the struct drm_bridge member kerneldoc inline. 2018-06-21 14:00:06 -07:00
drm_cache.h drm: add func to get max iomem address v2 2018-02-13 11:57:59 -05:00
drm_client.h drm/debugfs: Add internal client debugfs file 2018-07-10 14:53:35 +02:00
drm_color_mgmt.h drm: drop drmP.h include from drm_plane.c 2018-09-09 14:19:17 +02:00
drm_connector.h drm: add drm_connector_attach_edid_property() 2018-10-05 13:53:50 +02:00
drm_crtc_helper.h drm: Remove transitional helpers 2018-10-05 18:04:10 +02:00
drm_crtc.h drm/crc: Cleanup crtc_crc_open function 2018-08-22 09:47:58 -07:00
drm_debugfs_crc.h drm/crc: Only report a single overflow when a CRC fd is opened 2018-07-06 14:57:03 +02:00
drm_debugfs.h
drm_device.h drm: Introduce per-device driver_features 2018-09-13 18:44:06 +03:00
drm_displayid.h
drm_dp_dual_mode_helper.h
drm_dp_helper.h drm/dp: Add definitions for eDP Rev 1.4a and 1.4b 2018-10-19 17:15:27 -07:00
drm_dp_mst_helper.h drm/dp_mst: Remove all evil duplicate state pointers 2018-10-24 15:44:45 -04:00
drm_drv.h This is the 4.19-rc5 stable release 2018-09-27 11:06:46 +10:00
drm_edid.h drm: Don't EXPORT drm_add/reset_display_info 2018-04-24 21:34:53 +02:00
drm_encoder_slave.h
drm_encoder.h drm: Add drm/drm_util.h header file 2018-09-09 14:18:11 +02:00
drm_fb_cma_helper.h drm/rcar-du: Convert drm_atomic_helper_suspend/resume() 2018-10-23 15:59:01 +02:00
drm_fb_helper.h drm/fb-helper: document remove*_conflicting_framebuffers() 2018-09-07 22:07:49 +02:00
drm_file.h drm/file: Uncompact the feature flags 2018-11-06 18:23:31 +01:00
drm_fixed.h
drm_flip_work.h
drm_fourcc.h drm/fourcc: Add char_per_block, block_w and block_h in drm_format_info 2018-11-02 09:55:27 +00:00
drm_framebuffer.h drm/framebuffer: Print task that allocated the fb in debug info. 2017-12-20 15:30:17 +01:00
drm_gem_cma_helper.h Merge tag 'drm-misc-next-2017-11-30' of git://anongit.freedesktop.org/drm/drm-misc into drm-next 2017-12-04 05:42:49 +10:00
drm_gem_framebuffer_helper.h drm: Move simple_display_pipe prepare_fb helper into gem fb helpers 2018-04-24 13:57:22 +02:00
drm_gem.h drm: move read_domains and write_domain into i915 2018-02-16 14:12:48 +00:00
drm_global.h
drm_hashtab.h
drm_hdcp.h drm: Fix HDCP downstream dev count read 2018-04-16 12:10:48 -04:00
drm_ioctl.h drm: remove all control node code 2018-05-03 21:26:32 +02:00
drm_irq.h drm: Extract drm_vblank.[hc] 2017-06-01 08:02:14 +02:00
drm_lease.h drm: Add four ioctls for managing drm mode object leases [v7] 2017-10-25 16:31:30 +10:00
drm_legacy.h drm: prefer inline over __inline__ 2018-03-28 09:34:12 +03:00
drm_mipi_dsi.h drm: dsi: Add lane clock rate fields to DSI device 2018-10-24 16:26:35 +02:00
drm_mm.h drm/mm: Add a search-by-address variant to only inspect a single hole 2018-05-24 15:04:30 +01:00
drm_mode_config.h drm: Add drm_any_plane_has_format() 2018-11-06 21:34:22 +02:00
drm_mode_object.h drm: remove drm_mode_object_{un/reference} aliases 2018-03-19 09:09:46 -04:00
drm_modes.h drm: drop _mode_ from remaining connector functions 2018-07-13 18:40:27 +02:00
drm_modeset_helper_vtables.h drm: drop _mode_ from update_edit_property() 2018-07-13 18:40:27 +02:00
drm_modeset_helper.h drm/modeset-helper: Add simple modeset suspend/resume helpers 2017-11-30 18:18:08 +01:00
drm_modeset_lock.h drm/atomic: Prepare drm_modeset_lock infrastructure for interruptible waiting, v2. 2017-09-13 09:50:52 +02:00
drm_of.h drm: of: Export and rename drm_crtc_port_mask() 2018-06-27 21:44:04 +02:00
drm_os_linux.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
drm_panel.h This is the 4.19-rc6 release 2018-10-04 11:03:34 +10:00
drm_pci.h drm: drop drm_pcie_get_speed_cap_mask and drm_pcie_get_max_link_width 2018-07-05 16:40:00 -05:00
drm_pciids.h drm/radeon: change SPDX identifier to MIT 2018-10-15 16:16:12 -05:00
drm_plane_helper.h drm: Unexport drm_plane_helper_check_update 2018-10-05 22:45:19 +02:00
drm_plane.h drm: Add drm_any_plane_has_format() 2018-11-06 21:34:22 +02:00
drm_prime.h drm: Remove defunct dma_buf_kmap stubs 2018-10-05 16:45:40 +01:00
drm_print.h Merge drm/drm-next into drm-misc-next 2018-08-27 10:00:03 -04:00
drm_property.h drm: Fix kernel doc for DRM_MODE_PROP_IMMUTABLE 2018-10-03 13:05:12 -07:00
drm_rect.h drm/rect: Handle rounding errors in drm_rect_clip_scaled, v3. 2018-05-04 11:09:54 +02:00
drm_scdc_helper.h drm: Fix warning when building docs for scdc_helper 2017-07-31 14:24:14 +02:00
drm_simple_kms_helper.h drm: Move simple_display_pipe prepare_fb helper into gem fb helpers 2018-04-24 13:57:22 +02:00
drm_syncobj.h drm: Revert syncobj timeline changes. 2018-11-12 12:54:21 +01:00
drm_sysfs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
drm_util.h drm: Add drm/drm_util.h header file 2018-09-09 14:18:11 +02:00
drm_utils.h drm: Add panel orientation quirks, v6. 2017-12-04 23:03:21 +01:00
drm_vblank.h drm/vblank: Remove old-style comments 2018-10-05 17:39:28 +02:00
drm_vma_manager.h drm/i915: Prevent writing into a read-only object via a GGTT mmap 2018-07-13 16:14:04 +01:00
drm_writeback.h drm/atomic: Avoid connector to writeback_connector casts 2018-07-07 07:51:19 +02:00
drmP.h drm: Add macro to export functions only when CONFIG_DRM_DEBUG_SELFTEST is enabled 2018-11-02 09:58:10 +00:00
gma_drm.h
gpu_scheduler.h drm/scheduler: remove timeout work_struct from drm_sched_job (v3) 2018-09-27 09:55:45 -05:00
i915_component.h drm/i915: Split audio component to a generic type 2018-07-17 22:25:19 +02:00
i915_drm.h x86/gpu: reserve ICL's graphics stolen memory 2018-07-10 16:28:47 -07:00
i915_pciids.h drm/i915/cfl: Add a new CFL PCI ID. 2018-08-08 22:31:05 -07:00
intel_lpe_audio.h
intel-gtt.h drm/i915: prefer resource_size_t for everything stolen 2017-12-12 12:30:22 +02:00
spsc_queue.h drm: move amd_gpu_scheduler into common location 2017-12-07 11:51:56 -05:00