[PATCH 00/14] amdgpu: remove load and unload callbacks

2020-02-04 Thread Alex Deucher
These are deprecated and the drm will soon start warning when drivers still
use them.  It was a long and twisty road, but seems to work.

Alex Deucher (14):
  drm/amdgpu: rename amdgpu_debugfs_preempt_cleanup
  drm/amdgpu/ttm: move debugfs init into core amdgpu debugfs
  drm/amdgpu/pm: move debugfs init into core amdgpu debugfs
  drm/amdgpu/sa: move debugfs init into core amdgpu debugfs
  drm/amdgpu/fence: move debugfs init into core amdgpu debugfs
  drm/amdgpu/gem: move debugfs init into core amdgpu debugfs
  drm/amdgpu/regs: move debugfs init into core amdgpu debugfs
  drm/amdgpu/firmware: move debugfs init into core amdgpu debugfs
  drm/amdgpu: don't call drm_connector_register for non-MST ports
  drm/amdgpu/display: move debugfs init into core amdgpu debugfs
  drm/amd/display: move dpcd debugfs members setup
  drm/amdgpu/display: add a late register connector callback
  drm/amdgpu/ring: move debugfs init into core amdgpu debugfs
  drm/amdgpu: drop legacy drm load and unload callbacks

 .../gpu/drm/amd/amdgpu/amdgpu_connectors.c|  1 -
 drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c   | 67 ++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h   |  2 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c| 17 -
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c   | 13 +++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |  3 -
 drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c|  7 +-
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.h|  1 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c|  9 +--
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.h|  2 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c  | 15 +
 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h  |  4 ++
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c   | 14 +---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h   |  3 +
 drivers/gpu/drm/amd/amdgpu/dce_virtual.c  |  1 -
 .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 26 +++
 .../amd/display/amdgpu_dm/amdgpu_dm_debugfs.c |  3 +
 .../display/amdgpu_dm/amdgpu_dm_mst_types.c   |  2 -
 18 files changed, 112 insertions(+), 78 deletions(-)

-- 
2.24.1

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Re: [PATCH 00/14] amdgpu: remove load and unload callbacks

2020-02-05 Thread Christian König

Am 05.02.20 um 04:48 schrieb Alex Deucher:

These are deprecated and the drm will soon start warning when drivers still
use them.  It was a long and twisty road, but seems to work.


Acked-by: Christian König  for the whole series.



Alex Deucher (14):
   drm/amdgpu: rename amdgpu_debugfs_preempt_cleanup
   drm/amdgpu/ttm: move debugfs init into core amdgpu debugfs
   drm/amdgpu/pm: move debugfs init into core amdgpu debugfs
   drm/amdgpu/sa: move debugfs init into core amdgpu debugfs
   drm/amdgpu/fence: move debugfs init into core amdgpu debugfs
   drm/amdgpu/gem: move debugfs init into core amdgpu debugfs
   drm/amdgpu/regs: move debugfs init into core amdgpu debugfs
   drm/amdgpu/firmware: move debugfs init into core amdgpu debugfs
   drm/amdgpu: don't call drm_connector_register for non-MST ports
   drm/amdgpu/display: move debugfs init into core amdgpu debugfs
   drm/amd/display: move dpcd debugfs members setup
   drm/amdgpu/display: add a late register connector callback
   drm/amdgpu/ring: move debugfs init into core amdgpu debugfs
   drm/amdgpu: drop legacy drm load and unload callbacks

  .../gpu/drm/amd/amdgpu/amdgpu_connectors.c|  1 -
  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c   | 67 ++-
  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h   |  2 +-
  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c| 17 -
  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c   | 13 +++-
  drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |  3 -
  drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c|  7 +-
  drivers/gpu/drm/amd/amdgpu/amdgpu_object.h|  1 +
  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c|  9 +--
  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.h|  2 +
  drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c  | 15 +
  drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h  |  4 ++
  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c   | 14 +---
  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h   |  3 +
  drivers/gpu/drm/amd/amdgpu/dce_virtual.c  |  1 -
  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 26 +++
  .../amd/display/amdgpu_dm/amdgpu_dm_debugfs.c |  3 +
  .../display/amdgpu_dm/amdgpu_dm_mst_types.c   |  2 -
  18 files changed, 112 insertions(+), 78 deletions(-)



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Re: [PATCH 00/14] amdgpu: remove load and unload callbacks

2020-02-05 Thread Thomas Zimmermann
Hi Alex

Am 05.02.20 um 04:48 schrieb Alex Deucher:
> These are deprecated and the drm will soon start warning when drivers still
> use them.  It was a long and twisty road, but seems to work.
> 
> Alex Deucher (14):
>   drm/amdgpu: rename amdgpu_debugfs_preempt_cleanup
>   drm/amdgpu/ttm: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/pm: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/sa: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/fence: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/gem: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/regs: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/firmware: move debugfs init into core amdgpu debugfs
>   drm/amdgpu: don't call drm_connector_register for non-MST ports
>   drm/amdgpu/display: move debugfs init into core amdgpu debugfs
>   drm/amd/display: move dpcd debugfs members setup
>   drm/amdgpu/display: add a late register connector callback
>   drm/amdgpu/ring: move debugfs init into core amdgpu debugfs
>   drm/amdgpu: drop legacy drm load and unload callbacks

Trying out the patches (on drm-tip) resulted in a NULL-pointer access
during startup.

[   10.059945]
==
[   10.067285] BUG: KASAN: null-ptr-deref in drm_dp_aux_register+0xcc/0xf0
[   10.073941] Read of size 8 at addr 0050 by task
systemd-udevd/379
[   10.081118]
[   10.089117]
==
[   10.096675] BUG: kernel NULL pointer dereference, address:
0050
[   10.103674] #PF: supervisor read access in kernel mode
[   10.108840] #PF: error_code(0x) - not-present page
[   10.114004] PGD 0 P4D 0
[   10.116557] Oops:  [#1] SMP KASAN PTI
[   10.120586] CPU: 2 PID: 379 Comm: systemd-udevd Tainted: GB
 E 5.5.0-1-default+ #235
[   10.129500] Hardware name: Dell Inc. OptiPlex 9020/0N4YC8, BIOS A24
10/24/2018
[   10.136775] RIP: 0010:drm_dp_aux_register+0xcc/0xf0
[   10.136778] Code: 41 5c c3 4c 89 e7 e8 53 b4 28 00 85 c0 74 eb 48 89
ef 89 44 24 04 e8 23 1d 02 00 8b 44 24 04 eb d9 48 8d 7b 50 e8 d4 98 8f
ff <48> 8b 73 50 48 85 f6 75 aa 48 89 df e8 c3 98 8f ff 48 8b 33 eb 9d
[   10.136779] RSP: 0018:c9a3f0b0 EFLAGS: 00010286
[   10.165792] RAX: 8886dc5505c0 RBX:  RCX:
dc00
[   10.165793] RDX: 0007 RSI: 0004 RDI:
0297
[   10.165805] RBP: 8886c1f1c900 R08: 9f19ec71 R09:
fbfff4246b5d
[   10.165806] R10: fbfff4246b5c R11: a1235ae3 R12:
8886c1f1c908
[   10.165807] R13:  R14: 0001 R15:
8886bbd64000
[   10.165809] FS:  7f094629adc0() GS:8886fb60()
knlGS:
[   10.165810] CS:  0010 DS:  ES:  CR0: 80050033
[   10.165812] CR2: 0050 CR3: 0006dc558006 CR4:
001606e0
[   10.165813] Call Trace:
[   10.165995]  amdgpu_atombios_dp_aux_init+0xa2/0xf0 [amdgpu]
[   10.230952]  amdgpu_connector_add+0x8c3/0x1320 [amdgpu]
[   10.231113]  ? amdgpu_connector_is_dp12_capable+0xf0/0xf0 [amdgpu]
[  OK 10.242611]  ? amdgpu_connector_is_dp12_capable+0xf0/0xf0 [amdgpu]
[   10.242783]
amdgpu_atombios_get_connector_info_from_object_table+0x9fd/0xd60 [amdgpu]
0m] Started10.258253]  ?
amdgpu_atombios_has_dce_engine_info+0x110/0x110 [amdgpu]
[   10.258259]  ? match_held_lock+0x1b/0x240
1;39mForward Pas[   10.270175]  ? __lock_acquire+0x543/0xaf0
[   10.270188]  ? collect_percpu_times+0x3bb/0x400
[   10.270198]  ? rcu_read_lock_bh_held+0xa0/0xa0
[   10.284629]  ? debug_lockdep_rcu_enabled.part.0+0x16/0x30
[   10.284634]  ? __kmalloc+0x310/0x6e0
sword R�…s to P[   10.293648]  ? drm_mode_crtc_set_gamma_size+0x44/0xf0
[   10.293834]  ? dce_v6_0_sw_init+0x3c4/0x720 [amdgpu]
[   10.293986]  dce_v6_0_sw_init+0x3c4/0x720 [amdgpu]
lymouth Director[   10.310201]  ? si_dma_sw_init+0x8b/0x120 [amdgpu]
[   10.310409]  amdgpu_device_ip_init+0xbd/0x64e [amdgpu]
y Watch.
[[   10.321430]  amdgpu_device_init.cold+0xb92/0xf26 [amdgpu]
[   10.321577]  ? amdgpu_driver_load_kms+0x7a/0x370 [amdgpu]
[   10.333506]  ? rcu_read_lock_sched_held+0x85/0x90
[   10.333689]  ? amdgpu_device_has_dc_support+0x30/0x30 [amdgpu]
  OK 10.344105]  ? debug_lockdep_rcu_enabled.part.0+0x16/0x30
[   10.344108]  ? kmem_cache_alloc_trace+0x51e/0x6b0
[   10.344112]  ? kstrdup+0x44/0x60
[   10.344269]  amdgpu_driver_load_kms+0xc7/0x370 [amdgpu]
[   10.344414]  ? amdgpu_register_gpu_instance+0xd0/0xd0 [amdgpu]
[   10.344581]  ? amdgpu_dm_initialize_drm_device+0xe88/0x1544 [amdgpu]
m] Reached targe[   10.376553]  amdgpu_pci_probe+0x12e/0x1d0 [amdgpu]
[   10.376698]  ? amdgpu_pmops_runtime_idle+0xf0/0xf0 [amdgpu]
[   10.388229]  local_pci_probe+0x74/0xc0
t Paths[   10.388233]  pci_device_probe+0x1c9/0x2d0
[   10.388252]  ? pci_device_remove+0x180/0x180
[   10.388258]  ? sysfs_do_create_link_sd.isra.0+0x74/0xd0
.
[   10.406977]  really_probe+0x184/0x530
[

Re: [PATCH 00/14] amdgpu: remove load and unload callbacks

2020-02-05 Thread Harry Wentland
Patches 10-12 are
Reviewed-by: Harry Wentland 

Harry

On 2020-02-04 10:48 p.m., Alex Deucher wrote:
> These are deprecated and the drm will soon start warning when drivers still
> use them.  It was a long and twisty road, but seems to work.
> 
> Alex Deucher (14):
>   drm/amdgpu: rename amdgpu_debugfs_preempt_cleanup
>   drm/amdgpu/ttm: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/pm: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/sa: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/fence: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/gem: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/regs: move debugfs init into core amdgpu debugfs
>   drm/amdgpu/firmware: move debugfs init into core amdgpu debugfs
>   drm/amdgpu: don't call drm_connector_register for non-MST ports
>   drm/amdgpu/display: move debugfs init into core amdgpu debugfs
>   drm/amd/display: move dpcd debugfs members setup
>   drm/amdgpu/display: add a late register connector callback
>   drm/amdgpu/ring: move debugfs init into core amdgpu debugfs
>   drm/amdgpu: drop legacy drm load and unload callbacks
> 
>  .../gpu/drm/amd/amdgpu/amdgpu_connectors.c|  1 -
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c   | 67 ++-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h   |  2 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_device.c| 17 -
>  drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c   | 13 +++-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c |  3 -
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c|  7 +-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_object.h|  1 +
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c|  9 +--
>  drivers/gpu/drm/amd/amdgpu/amdgpu_pm.h|  2 +
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c  | 15 +
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h  |  4 ++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c   | 14 +---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h   |  3 +
>  drivers/gpu/drm/amd/amdgpu/dce_virtual.c  |  1 -
>  .../gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 26 +++
>  .../amd/display/amdgpu_dm/amdgpu_dm_debugfs.c |  3 +
>  .../display/amdgpu_dm/amdgpu_dm_mst_types.c   |  2 -
>  18 files changed, 112 insertions(+), 78 deletions(-)
> 
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