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9 years agodrm/amdgpu: use kernel fence interface when possible
monk.liu [Thu, 30 Jul 2015 06:56:18 +0000 (14:56 +0800)]
drm/amdgpu: use kernel fence interface when possible

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: use scheduler for VCE ib test
Chunming Zhou [Fri, 3 Jul 2015 06:18:26 +0000 (14:18 +0800)]
drm/amdgpu: use scheduler for VCE ib test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: use scheduler for UVD ib test
Chunming Zhou [Fri, 3 Jul 2015 06:08:18 +0000 (14:08 +0800)]
drm/amdgpu: use scheduler for UVD ib test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: use gpu scheduler for sdma ib test
Chunming Zhou [Mon, 1 Jun 2015 07:33:20 +0000 (15:33 +0800)]
drm/amdgpu: use gpu scheduler for sdma ib test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: Use gpu scheduler for gfx ring ib test
Chunming Zhou [Mon, 1 Jun 2015 07:16:03 +0000 (15:16 +0800)]
drm/amdgpu: Use gpu scheduler for gfx ring ib test

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: add helper function for kernel submission
Chunming Zhou [Wed, 29 Jul 2015 02:33:14 +0000 (10:33 +0800)]
drm/amdgpu: add helper function for kernel submission

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: fix seq in ctx_add_fence
Chunming Zhou [Thu, 30 Jul 2015 09:59:43 +0000 (17:59 +0800)]
drm/amdgpu: fix seq in ctx_add_fence

if enabling scheduler, then the queued seq is assigned
when pushing job before emitting job.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: wait forever for wait emit
Chunming Zhou [Tue, 28 Jul 2015 09:31:04 +0000 (17:31 +0800)]
drm/amdgpu: wait forever for wait emit

the job must be emitted by scheduler, otherwise scheduler is abnormal.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: add amdgpu.sched_hw_submission option
Jammy Zhou [Thu, 30 Jul 2015 08:44:05 +0000 (16:44 +0800)]
drm/amdgpu: add amdgpu.sched_hw_submission option

This option can be used to specify the max number of submissions in the
active HW queue. The default value is 2 now.

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: add amdgpu.sched_jobs option
Jammy Zhou [Thu, 30 Jul 2015 08:36:58 +0000 (16:36 +0800)]
drm/amdgpu: add amdgpu.sched_jobs option

This option can be used to specify the max job number in the job queue,
and it is 16 by default.

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: silent the message for GPU scheduler creation
Jammy Zhou [Thu, 30 Jul 2015 08:24:53 +0000 (16:24 +0800)]
drm/amdgpu: silent the message for GPU scheduler creation

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: fix syncing to VM updates
Christian König [Mon, 27 Jul 2015 13:40:35 +0000 (15:40 +0200)]
drm/amdgpu: fix syncing to VM updates

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add check for callback
Chunming Zhou [Tue, 28 Jul 2015 08:11:52 +0000 (16:11 +0800)]
drm/amdgpu: add check for callback

it is possible that the callback isn't defined sometimes.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>
9 years agodrm/amdgpu: add enable_scheduler module option
Jammy Zhou [Wed, 27 May 2015 10:23:34 +0000 (18:23 +0800)]
drm/amdgpu: add enable_scheduler module option

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: protect fence_process from multiple context
Chunming Zhou [Fri, 24 Jul 2015 02:49:47 +0000 (10:49 +0800)]
drm/amdgpu: protect fence_process from multiple context

fence_process may be called from kthread, user thread and interrupt context.
it is possible to called concurrently, then will wake up fence queue multiple times.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add sched isr to fence process
Chunming Zhou [Tue, 21 Jul 2015 09:43:41 +0000 (17:43 +0800)]
drm/amdgpu: add sched isr to fence process

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: dispatch job for vm
Chunming Zhou [Tue, 21 Jul 2015 08:52:10 +0000 (16:52 +0800)]
drm/amdgpu: dispatch job for vm

use kernel context to submit command for vm

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add kernel ctx support (v2)
Chunming Zhou [Mon, 6 Jul 2015 05:42:58 +0000 (13:42 +0800)]
drm/amdgpu: add kernel ctx support (v2)

v2: rebase against kfd changes

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: prepare job before push to sw queue for pte ring
Chunming Zhou [Tue, 21 Jul 2015 08:04:39 +0000 (16:04 +0800)]
drm/amdgpu: prepare job before push to sw queue for pte ring

user mode will still use pte ring as a normal ring.
if the prepare job generates another command(update pte) on its ring in scheduler,
then will kill scheduler which is going to waiting later job but pending running job.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: make sure the fence is emitted before ring to get it.
Chunming Zhou [Tue, 21 Jul 2015 07:53:04 +0000 (15:53 +0800)]
drm/amdgpu: make sure the fence is emitted before ring to get it.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: use scheduler user seq instead of previous user seq
Chunming Zhou [Tue, 21 Jul 2015 07:13:53 +0000 (15:13 +0800)]
drm/amdgpu: use scheduler user seq instead of previous user seq

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: dispatch jobs in cs
Chunming Zhou [Tue, 21 Jul 2015 06:36:51 +0000 (14:36 +0800)]
drm/amdgpu: dispatch jobs in cs

BO validation is moved to scheduler except usrptr which must be validated
in user process

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add bo list copy
Chunming Zhou [Tue, 21 Jul 2015 05:47:05 +0000 (13:47 +0800)]
drm/amdgpu: add bo list copy

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add backend implementation of gpu scheduler (v2)
Chunming Zhou [Tue, 21 Jul 2015 05:45:14 +0000 (13:45 +0800)]
drm/amdgpu: add backend implementation of gpu scheduler (v2)

v2: fix rebase breakage

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: disable hw semaphore with scheduler
Chunming Zhou [Tue, 21 Jul 2015 05:19:45 +0000 (13:19 +0800)]
drm/amdgpu: disable hw semaphore with scheduler

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add context entity init
Chunming Zhou [Tue, 21 Jul 2015 05:17:19 +0000 (13:17 +0800)]
drm/amdgpu: add context entity init

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add scheduler initialization
Alex Deucher [Mon, 17 Aug 2015 02:55:02 +0000 (22:55 -0400)]
drm/amdgpu: add scheduler initialization

1. Add kernel parameter option, default 0
2. Add scheduler initialization for amdgpu

Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amd: add basic scheduling framework
Jammy Zhou [Fri, 22 May 2015 10:55:07 +0000 (18:55 +0800)]
drm/amd: add basic scheduling framework

run queue:
A set of entities scheduling commands for the same ring. It
implements the scheduling policy that selects the next entity to
emit commands from.

entity:
A scheduler entity is a wrapper around a job queue or a group of
other entities. This can be used to build hierarchies of entities.
For example all job queue entities belonging to the same process
may be placed in a higher level entity and scheduled against other
process entities.
Entities take turns emitting jobs from their job queue to the
corresponding hardware ring, in accordance with the scheduler policy.

Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: Enable the Fiji DID 0x7300 support
David Zhang [Sat, 11 Jul 2015 15:13:40 +0000 (23:13 +0800)]
drm/amdgpu: Enable the Fiji DID 0x7300 support

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: remove VM workaround for Fiji
Alex Deucher [Thu, 6 Aug 2015 15:51:23 +0000 (11:51 -0400)]
drm/amdgpu: remove VM workaround for Fiji

The bug is fixed in fiji.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add support for VCE 3.x on Fiji
Alex Deucher [Mon, 27 Jul 2015 18:24:14 +0000 (14:24 -0400)]
drm/amdgpu: add support for VCE 3.x on Fiji

VCE on fiji is single pipe only.

Reviewed-by: David Zhang <david1.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Add Fiji support to the UVD 6.0 IP module
David Zhang [Wed, 8 Jul 2015 09:32:15 +0000 (17:32 +0800)]
drm/amdgpu: Add Fiji support to the UVD 6.0 IP module

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to the SDMA 3.0 IP module
David Zhang [Wed, 8 Jul 2015 09:29:27 +0000 (17:29 +0800)]
drm/amdgpu: Add Fiji support to the SDMA 3.0 IP module

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to the GFX 8.0 IP module (v2)
David Zhang [Thu, 30 Jul 2015 23:42:11 +0000 (19:42 -0400)]
drm/amdgpu: Add Fiji support to the GFX 8.0 IP module (v2)

v2: agd5f: fix the rb setup.

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to the DCE 10.0 IP module (v2)
David Zhang [Tue, 7 Jul 2015 17:28:20 +0000 (01:28 +0800)]
drm/amdgpu: Add Fiji support to the DCE 10.0 IP module (v2)

v2: agd5f: fix up XDMA golden settings

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to SMC and DPM (v2)
David Zhang [Tue, 7 Jul 2015 17:23:25 +0000 (01:23 +0800)]
drm/amdgpu: Add Fiji support to SMC and DPM (v2)

v2: agd5f: prepare for release

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji smu 7.1.3 headers (v2)
David Zhang [Wed, 8 Jul 2015 11:13:25 +0000 (19:13 +0800)]
drm/amdgpu: Add Fiji smu 7.1.3 headers (v2)

v2: agd5f: prepare for release

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to IH module
David Zhang [Wed, 8 Jul 2015 13:40:31 +0000 (21:40 +0800)]
drm/amdgpu: Add Fiji support to IH module

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji support to the GMC 8.5 IP module
David Zhang [Tue, 7 Jul 2015 17:11:52 +0000 (01:11 +0800)]
drm/amdgpu: Add Fiji support to the GMC 8.5 IP module

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: Add Fiji DID 0x7300 common support
David Zhang [Tue, 7 Jul 2015 17:05:16 +0000 (01:05 +0800)]
drm/amdgpu: Add Fiji DID 0x7300 common support

Signed-off-by: David Zhang <david1.zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: handle conditional support for CIK properly
Alex Deucher [Fri, 31 Jul 2015 21:20:14 +0000 (17:20 -0400)]
drm/amdgpu: handle conditional support for CIK properly

gfx7 support is not necessary or available if CIK support
is not enabled.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: optimize amdgpu_parser_init
monk.liu [Fri, 17 Jul 2015 10:39:25 +0000 (18:39 +0800)]
drm/amdgpu: optimize amdgpu_parser_init

use kmalloc_array instead of kcalloc where appropriate and other
cleanups.

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: merge amdgpu_family.h into amd_shared.h (v2)
Jammy Zhou [Wed, 22 Jul 2015 03:29:01 +0000 (11:29 +0800)]
drm/amdgpu: merge amdgpu_family.h into amd_shared.h (v2)

Make the definitions common for all driver components

v2: fix kfd

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add some pptable definitions
Jammy Zhou [Tue, 21 Jul 2015 13:17:16 +0000 (21:17 +0800)]
drm/amdgpu: add some pptable definitions

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add some common definitions to amd_shared.h
Jammy Zhou [Tue, 21 Jul 2015 09:41:48 +0000 (17:41 +0800)]
drm/amdgpu: add some common definitions to amd_shared.h

Add GPU family definitions and timeout value for IP components.

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: allow userspace to read more debug registers
Marek Olšák [Sat, 11 Jul 2015 10:08:46 +0000 (12:08 +0200)]
drm/amdgpu: allow userspace to read more debug registers

Feel free to suggest more.

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Acked-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: move some atombios definitions to common folder (v2)
Alex Deucher [Mon, 17 Aug 2015 02:51:50 +0000 (22:51 -0400)]
drm/amdgpu: move some atombios definitions to common folder (v2)

the definitions can be shared by different IP components.

v2: fix include path

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix UVD/VCE fence handling
Christian König [Tue, 21 Jul 2015 16:02:21 +0000 (18:02 +0200)]
drm/amdgpu: fix UVD/VCE fence handling

We need to return the sequence number to userspace
even when we don't use user fences.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add fence suspend/resume functions
Alex Deucher [Wed, 5 Aug 2015 16:41:48 +0000 (12:41 -0400)]
drm/amdgpu: add fence suspend/resume functions

Added to:
- handle draining the ring on suspend
- properly enable/disable interrupts on suspend and resume

Fix breakages from:
commit 467ee3be53d240d08beed2e82a941e820c1ac323
Author: Chunming Zhou <david1.zhou@amd.com>
Date:   Mon Jun 1 14:14:32 2015 +0800

    drm/amdgpu: always enable EOP interrupt v2

Tested-by: Audrey Grodzovsky <audrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: always enable EOP interrupt v2
Chunming Zhou [Mon, 1 Jun 2015 06:14:32 +0000 (14:14 +0800)]
drm/amdgpu: always enable EOP interrupt v2

v2 (chk): always enable EOP interrupt, independent of scheduler,
  remove now unused delayed_irq handling.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: rework vm_grab_id interface
Christian König [Mon, 20 Jul 2015 14:09:40 +0000 (16:09 +0200)]
drm/amdgpu: rework vm_grab_id interface

This makes assigning VM IDs independent from the use of VM IDs.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: no updates shouldn't cause vm flush v2
Christian König [Mon, 20 Jul 2015 13:47:30 +0000 (15:47 +0200)]
drm/amdgpu: no updates shouldn't cause vm flush v2

v2 (chk): split fix from original patch

Signed-off-by: monk.liu <monk.liu@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: fix signed overrun in amdgpu_ctx_get_fence
Christian König [Sat, 18 Jul 2015 17:20:05 +0000 (19:20 +0200)]
drm/amdgpu: fix signed overrun in amdgpu_ctx_get_fence

Otherwise the first 16 fences of a context will always signal immediately.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: fix context memory leak
Christian König [Thu, 16 Jul 2015 10:01:06 +0000 (12:01 +0200)]
drm/amdgpu: fix context memory leak

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: remove amdgpu_fence_recreate
Christian König [Tue, 7 Jul 2015 16:44:01 +0000 (18:44 +0200)]
drm/amdgpu: remove amdgpu_fence_recreate

It's not used any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: add user fence context map v2
Christian König [Tue, 7 Jul 2015 15:24:49 +0000 (17:24 +0200)]
drm/amdgpu: add user fence context map v2

This is a prerequisite for the GPU scheduler to make the order
of submission independent from the order of execution.

v2: properly implement the locking

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: deal with foreign fences in amdgpu_sync
Christian König [Mon, 6 Jul 2015 20:06:40 +0000 (22:06 +0200)]
drm/amdgpu: deal with foreign fences in amdgpu_sync

This also requires some error handling from the callers of that function.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: cleanup context structure v2
Alex Deucher [Mon, 17 Aug 2015 02:48:26 +0000 (22:48 -0400)]
drm/amdgpu: cleanup context structure v2

The comment is misleading and incorrect, remove it.

Printing the id is completely meaningless and this practice
can cause a race conditions on command submission.

The flags and hangs fields are completely unused.

Give all fields a common indentation.

v2: remove fpriv reference and unused flags as well, fix debug message.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
9 years agodrm/amdgpu: add cgs_interface for pg and cg
rezhu [Fri, 7 Aug 2015 05:37:56 +0000 (13:37 +0800)]
drm/amdgpu: add cgs_interface for pg and cg

v3: check whether ip_blocks is enable
v2: add break in the for loop.

Signed-off-by: Rex zhu <rezhu@amd.com>
9 years agodrm/amdgpu: fix some typo for cgs definitions
Jammy Zhou [Tue, 21 Jul 2015 09:02:44 +0000 (17:02 +0800)]
drm/amdgpu: fix some typo for cgs definitions

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add cgs_get_firmware_info interface v2
Jammy Zhou [Wed, 13 May 2015 10:58:05 +0000 (18:58 +0800)]
drm/amdgpu: add cgs_get_firmware_info interface v2

This new interface can be used by IP components to retrieve the
firmware information from the core driver.

v2: fix one typo

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhou@amd.com>
Signed-off-by: Young Yang <Young.Yang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: implement cgs gpu memory callbacks
Chunming Zhou [Fri, 24 Apr 2015 09:38:20 +0000 (17:38 +0800)]
drm/amdgpu: implement cgs gpu memory callbacks

This implements the cgs interface for allocating
GPU memory.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add atom interfaces for CGS
Chunming Zhou [Fri, 22 May 2015 16:14:04 +0000 (12:14 -0400)]
drm/amdgpu: add atom interfaces for CGS

This implements the interface for atombios command
and data table access.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Implement irq interfaces for CGS
Alex Deucher [Tue, 28 Jul 2015 18:24:53 +0000 (14:24 -0400)]
drm/amdgpu: Implement irq interfaces for CGS

This implements the irq src registrar.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Implement the pciconfig callbacks for CGS
Chunming Zhou [Fri, 22 May 2015 15:33:31 +0000 (11:33 -0400)]
drm/amdgpu: Implement the pciconfig callbacks for CGS

This implements the pciconfig register accessors.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Implement mmio callbacks for CGS
Chunming Zhou [Fri, 22 May 2015 15:29:30 +0000 (11:29 -0400)]
drm/amdgpu: Implement mmio callbacks for CGS

This implements the MMIO register accessors.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amd: Add CGS interfaces
Chunming Zhou [Tue, 28 Jul 2015 18:20:03 +0000 (14:20 -0400)]
drm/amd: Add CGS interfaces

CGS (Common Graphics Services) is an AMD cross component
abstraction layer to designed to better encapsulate
specific IP block drivers so different teams can effectively
work on differnet IP block drivers independently. It provides
a common interface for things like accessing registers,
allocating GPU memory, and registering interrupt sources.
The plan is to eventually move more and more IP drivers to
this interface.  The first user is the ACP IP driver.

Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix one warning message
Jammy Zhou [Fri, 7 Aug 2015 07:30:44 +0000 (15:30 +0800)]
drm/amdgpu: fix one warning message

In function 'amdgpu_uvd_cs_pass2':
warning: 'min_ctx_size' may be used uninitialized in this function
  buf_sizes[0x4] = min_ctx_size;
                 ^
note: 'min_ctx_size' was declared here
  unsigned image_size, tmp, min_dpb_size, num_dpb_buffer, min_ctx_size;
                                                          ^
Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
9 years agodrm/radeon/dce6: assign different audio pins to each encoder
Alex Deucher [Thu, 23 Jul 2015 14:53:51 +0000 (10:53 -0400)]
drm/radeon/dce6: assign different audio pins to each encoder

This allows you to send different audio to each audio capable
display.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agoMerge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux into drm...
Dave Airlie [Mon, 17 Aug 2015 06:03:48 +0000 (16:03 +1000)]
Merge branch 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux into drm-next

A couple of fixes from the previous pull request as well as gl3 support.
There is one drm core change, an export of a previously private function.

Take 2 implementing screen targets, this time with the fbdev code adjusted
accordingly.

Also there is an implementation of register-driven command buffers, that
overrides the FIFO ring for command processing. It's needed for our upcoming
hardware revision.
* 'vmwgfx-next' of git://people.freedesktop.org/~thomash/linux: (35 commits)
  drm/vmwgfx: Fix copyright headers
  drm/vmwgfx: Add DX query support. Various fixes.
  drm/vmwgfx: Add command parser support for a couple of DX commands
  drm/vmwgfx: Command parser fixes for DX
  drm/vmwgfx: Initial DX support
  drm/vmwgfx: Update device includes for DX device functionality
  drm: export the DRM permission check code
  drm/vmwgfx: Fix crash when unloading vmwgfx v2
  drm/vmwgfx: Fix framebuffer creation on older hardware
  drm/vmwgfx: Fixed topology boundary checking for Screen Targets
  drm/vmwgfx: Fix an uninitialized value
  drm/vmwgfx: Fix compiler warning with 32-bit dma_addr_t
  drm/vmwgfx: Kill a bunch of sparse warnings
  drm/vmwgfx: Fix kms preferred mode sorting
  drm/vmwgfx: Reinstate the legacy display system dirty callback
  drm/vmwgfx: Implement fbdev on kms v2
  drm/vmwgfx: Add a kernel interface to create a framebuffer v2
  drm/vmwgfx: Avoid cmdbuf alloc sleeping if !TASK_RUNNING
  drm/vmwgfx: Convert screen targets to new helpers v3
  drm/vmwgfx: Convert screen objects to the new helpers
  ...

9 years agoMerge tag 'drm/panel/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into...
Dave Airlie [Mon, 17 Aug 2015 05:53:05 +0000 (15:53 +1000)]
Merge tag 'drm/panel/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

drm/panel: Changes for v4.3-rc1

This introduces support for a couple of new panels and also contains
some work to restructure the directories to get more consistency, to
deal better with more panel and bridge drivers getting added.

* tag 'drm/panel/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux:
  drm/bridge: Put Kconfig entries in a separate menu
  drm/panel: Add support for LG LG4573 480x800 4.3" panel
  drm/panel: Add display timing for Okaya RS800480T-7X0GP
  of: Add Okaya Electric America vendor prefix
  drm/panel: simple: Add support for NEC NL4827HC19-05B 480x272 panel
  drm/panel: simple: Add support for AUO B080UAN01
  drm/panel: simple: Correct minimum hsync length of the HannStar HSD070PWW1 panel
  drm/panel: simple: Add bus format for HannStar HSD070PWW1 LVDS panel
  drm/bridge: Add vendor prefixes
  drm/panel: Add Samsung prefix to panel drivers
  drm/exynos: Remove PTN3460 dependency

9 years agoMerge tag 'drm/tegra/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into...
Dave Airlie [Mon, 17 Aug 2015 05:52:39 +0000 (15:52 +1000)]
Merge tag 'drm/tegra/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux into drm-next

drm/tegra: Changes for v4.3-rc1

There are a bunch of non-critical fixes here that I've collected over
the past few months, but the biggest part is Tegra210 support, in the
DC, DSI and SOR/HDMI drivers.

Also this finally restores DPMS with atomic mode-setting, something
that has been broken since the conversion and which I had originally
expected to take far less longer to fix.

* tag 'drm/tegra/for-4.3-rc1' of git://anongit.freedesktop.org/tegra/linux: (41 commits)
  drm/tegra: sor: Add HDMI support
  drm/tegra: sor: Add Tegra210 eDP support
  drm/tegra: dc: Implement atomic DPMS
  drm/tegra: sor: Restore DPMS
  drm/tegra: dsi: Restore DPMS
  drm/tegra: hdmi: Restore DPMS
  drm/tegra: rgb: Restore DPMS
  drm/tegra: sor: Use DRM debugfs infrastructure for CRC
  drm/tegra: sor: Write correct head state registers
  drm/tegra: sor: Constify display mode
  drm/tegra: sor: Reset the correct debugfs fields
  drm/tegra: sor: Set minor after debugfs initialization
  drm/tegra: sor: Provide error messages in probe
  drm/tegra: sor: Rename registers for consistency
  drm/tegra: dpaux: Disable interrupt when detached
  drm/tegra: dpaux: Configure pads as I2C by default
  drm/tegra: dpaux: Provide error message in probe
  drm/tegra: dsi: Add Tegra210 support
  drm/tegra: dsi: Add Tegra132 support
  drm/tegra: dsi: Add Tegra124 support
  ...

9 years agoMerge branch 'exynos-drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/daein...
Dave Airlie [Mon, 17 Aug 2015 05:33:23 +0000 (15:33 +1000)]
Merge branch 'exynos-drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-next

Summary:
- Clean up HDMI and MIXER parts
- Clean up legacy structures specific to Exynos DRM
  . This patch series removes existing exyons_drm_display and
    exynos_drm_encoder structures specific to Exynos DRM, and
    makes them to replace with common drm_encoder structure.
    With cleanup patch, we removes exynos_drm_encoder module.
- Clean up gem, dmabuf and buffer modules
  . This patch series replaces existing Exynos DRM dmabuf codes
    with common drm prime ones, and embeds all codes of exynos_drm_buf
    into exynos_drm_gem module.
    With cleanup patch, we removes exynos_drm_buf and exynos_drm_dmabuf
    modules.
- And some fixups.

* 'exynos-drm-next' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos: (53 commits)
  drm/exynos: merge exynos_drm_buf.c to exynos_drm_gem.c
  drm/exynos: use prime helpers
  drm/exynos: remove function roundup_gem_size
  drm/exynos: remove function update_vm_cache_attr
  drm/exynos: remove function check_gem_flags
  drm/exynos: use ERR_PTR instead of NULL in exynos_drm_gem_init
  drm/exynos: remove unused fields of struct exynos_drm_gem_buf
  drm/exynos: stop copying sg table
  drm/exynos: remove function exynos_drm_gem_map_buf
  drm/exynos: remove mutex locking in pagefault handler
  drm/exynos: remove function convert_to_vm_err_msg
  drm/exynos: stop using sgtable in page fault handler
  drm/exynos: remove struct exynos_drm_encoder layer
  drm/exynos: fold encoder setup into exynos_drm_load()
  drm/exynos: remove exynos_drm_create_enc_conn()
  drm/exynos: remove exynos_encoder's .commit() op
  drm/exynos: remove extra call to exynos_dp_commit()
  drm/exynos: remove extra call to hdmi_commit()
  drm/exynos: remove struct exynos_drm_display
  drm/exynos: simplify calculation of possible CRTCs
  ...

9 years agoMerge branch 'msm-next' of git://people.freedesktop.org/~robclark/linux into drm...
Dave Airlie [Mon, 17 Aug 2015 04:33:11 +0000 (14:33 +1000)]
Merge branch 'msm-next' of git://people.freedesktop.org/~robclark/linux into drm-next

1) includes all the drm/msm side of things for upstream kernel working
on dragonboard 410c (still some pending work on adv7533 bridge chip)
2) initial support for msm8x94 (snapdragon 810)
3) support for msm8x74v1 (in addition to existing v2 support)
4) support for dma planes on mdp5 (additional planes that cannot scale/csc)
5) more yuv format support for mdp5 (single plane vyuy/uyvy/yuyv/yvyu,
two plane nv16/nv61, and three plane yuv420/yvu420)
6) rotation support for mdp5
7) initial hdcp support
8) fixes, etc

* 'msm-next' of git://people.freedesktop.org/~robclark/linux: (46 commits)
  drm/msm/dsi: Introduce DSI configuration module
  drm/msm/dsi: Make each PHY type compilation independent
  drm/msm/dsi: Split PHY drivers to separate files
  drm/msm/dsi: Return void from msm_dsi_phy_disable()
  drm/msm/dsi: Specify bitmask to set source PLL
  drm/msm/mdp: Clear pending interrupt status before enable interrupt
  drm/msm/mdp5: Add rotation (hflip/vflip) support to MDP5 planes (v2)
  drm/msm: add calls to prepare and unprepare panel
  drm/msm/dsi: Modify dsi manager bridge ops to work with external bridges
  drm/msm/dsi: Allow dsi to connect to an external bridge
  drm/msm/dsi: Create a helper to check if there is a connected device
  drm/msm/dsi: Refer to connected device as 'device' instead of 'panel'
  drm/msm/dsi: Make TE gpio optional
  drm/msm: mdp4 lvds: get panel node via of graph parsing
  drm/msm: dsi host: Use device graph parsing to parse connected panel
  drm/msm: dsi host: add missing of_node_put()
  drm/msm: Enable clocks during enable/disable_vblank() callbacks
  drm/msm/mdp5: Add support for msm8x74v1
  drm/msm/mdp5: Add DMA pipe planes for MDP5
  drm/msm/mdp: Add capabilities to MDP planes (v2)
  ...

9 years agoMerge tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm...
Dave Airlie [Mon, 17 Aug 2015 04:14:34 +0000 (14:14 +1000)]
Merge tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel into drm-next

Bunch more fixes for 4.3, most of it skl fallout. It's not quite all yet,
there's still a few more patches pending to enable DDI-E correctly on skl.
Also included the dpms atomic work from Maarten since atomic is just a
pain and not including would cause piles of conflicts right from the
start.

* tag 'drm-intel-next-fixes-2015-08-16' of git://anongit.freedesktop.org/drm-intel: (67 commits)
  drm/i915: Per-DDI I_boost override
  drm/i915/skl: WaIgnoreDDIAStrap is forever, always init DDI A
  drm/i915: fix checksum write for automated test reply
  drm/i915: Contain the WA_REG macro
  drm/i915: Remove the failed context from the fpriv->context_idr
  drm/i915: Report IOMMU enabled status for GPU hangs
  drm/i915: Check idle to active before processing CSQ
  drm/i915: Set alternate aux for DDI-E
  drm/i915: Set power domain for DDI-E
  drm/i915: fix stolen bios_reserved checks
  drm/i915: Use masked write for Context Status Buffer Pointer
  drm/i915/skl WaDisableSbeCacheDispatchPortSharing
  drm/i915: Spam less on dp aux send/receive problems
  drm/i915: Handle return value in intel_pin_and_fence_fb_obj, v2.
  drm/i915: Only update mode related state if a modeset happened.
  drm/i915: Remove connectors_active.
  drm/i915: Remove connectors_active from intel_dp.c, v2.
  drm/i915: Remove connectors_active from sanitization, v2.
  drm/i915: Get rid of dpms handling.
  drm/i915: Make crtc checking use the atomic state, v2.
  ...

9 years agoMerge tag 'v4.2-rc7' into drm-next
Dave Airlie [Mon, 17 Aug 2015 04:13:53 +0000 (14:13 +1000)]
Merge tag 'v4.2-rc7' into drm-next

Linux 4.2-rc7

Backmerge master for i915 fixes

9 years agoLinux 4.2-rc7
Linus Torvalds [Sun, 16 Aug 2015 23:34:13 +0000 (16:34 -0700)]
Linux 4.2-rc7

9 years agoMerge tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...
Linus Torvalds [Sun, 16 Aug 2015 22:44:33 +0000 (15:44 -0700)]
Merge tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "A smallish batch of fixes, a little more than expected this late, but
  all fixes are contained to their platforms and seem reasonably low
  risk:

   - a somewhat large SMP fix for ux500 that still seemed warranted to
     include here
   - OMAP DT fixes for pbias regulator specification that broke due to
     some DT reshuffling
   - PCIe IRQ routing bugfix for i.MX
   - networking fixes for keystone
   - runtime PM for OMAP GPMC
   - a couple of error path bug fixes for exynos"

* tag 'armsoc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: dts: keystone: Fix the mdio bindings by moving it to soc specific file
  ARM: dts: keystone: fix the clock node for mdio
  memory: omap-gpmc: Don't try to save uninitialized GPMC context
  ARM: imx6: correct i.MX6 PCIe interrupt routing
  ARM: ux500: add an SMP enablement type and move cpu nodes
  ARM: dts: dra7: Fix broken pbias device creation
  ARM: dts: OMAP5: Fix broken pbias device creation
  ARM: dts: OMAP4: Fix broken pbias device creation
  ARM: dts: omap243x: Fix broken pbias device creation
  ARM: EXYNOS: fix double of_node_put() on error path
  ARM: EXYNOS: Fix potentian kfree() of ro memory

9 years agoMerge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
Linus Torvalds [Sun, 16 Aug 2015 22:39:31 +0000 (15:39 -0700)]
Merge branch 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus

Pull MIPS bugfix from Ralf Baechle:
 "Only a single MIPS fix - the math when invoking syscall_trace_enter
  was wrong"

* 'upstream' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus:
  MIPS: Fix seccomp syscall argument for MIPS64

9 years agoMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sun, 16 Aug 2015 22:11:25 +0000 (15:11 -0700)]
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Merge x86 fixes from Ingo Molnar:
 "Two followup fixes related to the previous LDT fix"

Also applied a further FPU emulation fix from Andy Lutomirski to the
branch before actually merging it.

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
  x86/ldt: Further fix FPU emulation
  x86/ldt: Correct FPU emulation access to LDT
  x86/ldt: Correct LDT access in single stepping logic

9 years agox86/ldt: Further fix FPU emulation
Andy Lutomirski [Fri, 14 Aug 2015 22:02:55 +0000 (15:02 -0700)]
x86/ldt: Further fix FPU emulation

The previous fix confused a selector with a segment prefix.  Fix it.

Compile-tested only.

Cc: stable@vger.kernel.org
Cc: Juergen Gross <jgross@suse.com>
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Fixes: 4809146b86c3 ("x86/ldt: Correct FPU emulation access to LDT")
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
9 years agofs/fuse: fix ioctl type confusion
Jann Horn [Sun, 16 Aug 2015 18:27:01 +0000 (20:27 +0200)]
fs/fuse: fix ioctl type confusion

fuse_dev_ioctl() performed fuse_get_dev() on a user-supplied fd,
leading to a type confusion issue. Fix it by checking file->f_op.

Signed-off-by: Jann Horn <jann@thejh.net>
Acked-by: Miklos Szeredi <miklos@szeredi.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
9 years agoMerge tag 'keystone-dts-late-fixes-v2' of git://git.kernel.org/pub/scm/linux/kernel...
Olof Johansson [Sun, 16 Aug 2015 19:29:57 +0000 (21:29 +0200)]
Merge tag 'keystone-dts-late-fixes-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone into fixes

ARM: Couple of Keysyone MDIO DTS fixes for 4.2-rc6+

These are necessary to get the NIC card working on all Keystone
EVMs. Couple of boards are broken without these two fixes.

* tag 'keystone-dts-late-fixes-v2' of git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone:
  ARM: dts: keystone: Fix the mdio bindings by moving it to soc specific file
  ARM: dts: keystone: fix the clock node for mdio

Signed-off-by: Olof Johansson <olof@lixom.net>
9 years agoMIPS: Fix seccomp syscall argument for MIPS64
Markos Chandras [Thu, 13 Aug 2015 07:47:59 +0000 (08:47 +0100)]
MIPS: Fix seccomp syscall argument for MIPS64

Commit 4c21b8fd8f14 ("MIPS: seccomp: Handle indirect system calls (o32)")
fixed indirect system calls on O32 but it also introduced a bug for MIPS64
where it erroneously modified the v0 (syscall) register with the assumption
that the sycall offset hasn't been taken into consideration. This breaks
seccomp on MIPS64 n64 and n32 ABIs. We fix this by replacing the addition
with a move instruction.

Fixes: 4c21b8fd8f14 ("MIPS: seccomp: Handle indirect system calls (o32)")
Cc: <stable@vger.kernel.org> # 3.15+
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/10951/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
9 years agodrm/exynos: merge exynos_drm_buf.c to exynos_drm_gem.c
Joonyoung Shim [Sun, 16 Aug 2015 05:38:49 +0000 (14:38 +0900)]
drm/exynos: merge exynos_drm_buf.c to exynos_drm_gem.c

The struct exynos_drm_gem_obj can have fields of the struct
exynos_drm_gem_buf then don't need to use exynos_drm_buf.c file.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: use prime helpers
Joonyoung Shim [Sun, 16 Aug 2015 05:33:08 +0000 (14:33 +0900)]
drm/exynos: use prime helpers

The dma-buf codes of exynos drm is almost same with prime helpers. A
difference is that consider DMA_NONE when import dma-buf, but it's wrong
and we don't consider it any more, so we can use prime interface.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove function roundup_gem_size
Joonyoung Shim [Tue, 28 Jul 2015 08:53:27 +0000 (17:53 +0900)]
drm/exynos: remove function roundup_gem_size

The function roundup_gem_size can be merged in exynos_drm_gem_create.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove function update_vm_cache_attr
Joonyoung Shim [Sun, 16 Aug 2015 05:16:49 +0000 (14:16 +0900)]
drm/exynos: remove function update_vm_cache_attr

The function update_vm_cache_attr can be merged in exynos_drm_gem_mmap.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove function check_gem_flags
Joonyoung Shim [Sun, 16 Aug 2015 05:15:06 +0000 (14:15 +0900)]
drm/exynos: remove function check_gem_flags

The function check_gem_flags is too simple, so it's better to move codes
in each consumer functions.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: use ERR_PTR instead of NULL in exynos_drm_gem_init
Joonyoung Shim [Tue, 28 Jul 2015 08:53:22 +0000 (17:53 +0900)]
drm/exynos: use ERR_PTR instead of NULL in exynos_drm_gem_init

For more correct error information.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove unused fields of struct exynos_drm_gem_buf
Joonyoung Shim [Tue, 28 Jul 2015 08:53:21 +0000 (17:53 +0900)]
drm/exynos: remove unused fields of struct exynos_drm_gem_buf

The userptr, write and pfnmap of struct exynos_drm_gem_buf are not used
anywhere.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: stop copying sg table
Joonyoung Shim [Tue, 28 Jul 2015 08:53:20 +0000 (17:53 +0900)]
drm/exynos: stop copying sg table

Already struct exynos_drm_gem_buf has pages of the buffer, so we don't
need to copy from sg table of the buffer to sg table of dma-buf
attachment, just can make sg table from pages of the buffer.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove function exynos_drm_gem_map_buf
Joonyoung Shim [Tue, 28 Jul 2015 08:53:19 +0000 (17:53 +0900)]
drm/exynos: remove function exynos_drm_gem_map_buf

The exynos_drm_gem_map_buf can be merged in exynos_drm_gem_fault.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove mutex locking in pagefault handler
Joonyoung Shim [Tue, 28 Jul 2015 08:53:18 +0000 (17:53 +0900)]
drm/exynos: remove mutex locking in pagefault handler

There is no reason to use mutex locking in pagefault handler.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove function convert_to_vm_err_msg
Joonyoung Shim [Tue, 28 Jul 2015 08:53:17 +0000 (17:53 +0900)]
drm/exynos: remove function convert_to_vm_err_msg

The convert_to_vm_err_msg is called just once by exynos_drm_gem_fault,
so it's simple not to use the function.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: stop using sgtable in page fault handler
Joonyoung Shim [Tue, 28 Jul 2015 08:53:16 +0000 (17:53 +0900)]
drm/exynos: stop using sgtable in page fault handler

Already struct exynos_drm_gem_buf has pages of the buffer when buffer is
created, so just can use pages in page fault handler, we don't have to
make sgtable of the buffer. But this needs to construct pages of the
buffer that is imported from dma-buf prime.

Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove struct exynos_drm_encoder layer
Gustavo Padovan [Sat, 15 Aug 2015 15:14:08 +0000 (12:14 -0300)]
drm/exynos: remove struct exynos_drm_encoder layer

struct exynos_drm_encoder was justing wrapping struct drm_encoder, it had
only a drm_encoder member and the internal exynos_drm_encoders ops that
was directly mapped to the drm_encoder helper funcs.

So now exynos DRM uses struct drm_encoder directly, this removes
completely the struct exynos_drm_encoder.

v2: add empty .mode_fixup() and .mode_set() to DSI and DPI to avoid null
pointer.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: fold encoder setup into exynos_drm_load()
Gustavo Padovan [Thu, 6 Aug 2015 13:31:47 +0000 (10:31 -0300)]
drm/exynos: fold encoder setup into exynos_drm_load()

As we are removing the exynos encoder move the encoder setup operation
directly inside the exynos_drm_load()

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove exynos_drm_create_enc_conn()
Gustavo Padovan [Wed, 5 Aug 2015 23:24:20 +0000 (20:24 -0300)]
drm/exynos: remove exynos_drm_create_enc_conn()

This functions was just hiding the encoder and connector creation in
a way that was less clean than if we get rid of it. For example,
exynos_encoder ops had .create_connector() defined only because we were
handing off the encoder and connector creation to
exynos_drm_create_enc_conn(). Without this function we can directly call
the create_connector function internally in the code, without the need of
any vtable access.

It also does some refactoring in the code like creating a bind function
for dpi devices.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
9 years agodrm/exynos: remove exynos_encoder's .commit() op
Gustavo Padovan [Wed, 5 Aug 2015 23:24:19 +0000 (20:24 -0300)]
drm/exynos: remove exynos_encoder's .commit() op

.commit() is not used anymore, Exynos encoders now follow the
.enable()/.disable() semantics from drm atomic core, so remove this
callback.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>