GitHub/LineageOS/G12/android_kernel_amlogic_linux-4.9.git
9 years agodrm/amdgpu: remove unused TRACE_SYSTEM_STRING define
Alex Deucher [Thu, 21 May 2015 06:24:48 +0000 (02:24 -0400)]
drm/amdgpu: remove unused TRACE_SYSTEM_STRING define

Port of 77cb2fea1e5fc4b083dd967f231bbf6edd96150e to
amdgpu.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: rework tiling flags
Marek Olšák [Thu, 14 May 2015 21:48:26 +0000 (23:48 +0200)]
drm/amdgpu: rework tiling flags

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: don't set unused tiling flags
Marek Olšák [Thu, 14 May 2015 21:03:57 +0000 (23:03 +0200)]
drm/amdgpu: don't set unused tiling flags

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: actually use the VM map parameters
Christian König [Mon, 18 May 2015 14:05:57 +0000 (16:05 +0200)]
drm/amdgpu: actually use the VM map parameters

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: validate amdgpu_vm_bo_map parameters
Christian König [Mon, 18 May 2015 12:37:27 +0000 (14:37 +0200)]
drm/amdgpu: validate amdgpu_vm_bo_map parameters

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: enforce AMDGPU_GEM_CREATE_NO_CPU_ACCESS
Christian König [Wed, 13 May 2015 12:30:53 +0000 (14:30 +0200)]
drm/amdgpu: enforce AMDGPU_GEM_CREATE_NO_CPU_ACCESS

Deny user and kernel mapping if we said we never want to do so.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix VM_CONTEXT*_PAGE_TABLE_END_ADDR handling
Christian König [Wed, 13 May 2015 12:21:06 +0000 (14:21 +0200)]
drm/amdgpu: fix VM_CONTEXT*_PAGE_TABLE_END_ADDR handling

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: retry dcpd fetch
Alex Deucher [Mon, 18 May 2015 22:15:07 +0000 (18:15 -0400)]
drm/amdgpu: retry dcpd fetch

Retry the dpcd fetch several times.  Some eDP panels
fail several times before the fetch is successful.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=73530

Ported from radeon.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: simplify DPCD debug output
Alex Deucher [Mon, 18 May 2015 22:12:02 +0000 (18:12 -0400)]
drm/amdgpu: simplify DPCD debug output

Use %*ph rather than walking the array.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: make some DP parameters const
Alex Deucher [Mon, 18 May 2015 22:09:23 +0000 (18:09 -0400)]
drm/amdgpu: make some DP parameters const

Ported from similar radeon patch.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: take the mode_config mutex when handling hpds
Alex Deucher [Fri, 15 May 2015 15:52:18 +0000 (11:52 -0400)]
drm/amdgpu: take the mode_config mutex when handling hpds

Since we may modify display state.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add and implement the GPU reset status query
Marek Olšák [Tue, 5 May 2015 19:13:49 +0000 (21:13 +0200)]
drm/amdgpu: add and implement the GPU reset status query

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: add some new tonga pci ids
Alex Deucher [Tue, 12 May 2015 17:10:05 +0000 (13:10 -0400)]
drm/amdgpu: add some new tonga pci ids

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add new bonaire pci id
Alex Deucher [Tue, 12 May 2015 17:06:45 +0000 (13:06 -0400)]
drm/amdgpu: add new bonaire pci id

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: rewording some left radeons
Jammy Zhou [Wed, 13 May 2015 14:52:42 +0000 (22:52 +0800)]
drm/amdgpu: rewording some left radeons

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: switch to amdgpu folder for firmware files v2
Jammy Zhou [Wed, 13 May 2015 14:49:04 +0000 (22:49 +0800)]
drm/amdgpu: switch to amdgpu folder for firmware files v2

v2: keep using radeon folder for CIK

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: do necessary NULL check
Jammy Zhou [Tue, 12 May 2015 15:17:19 +0000 (23:17 +0800)]
drm/amdgpu: do necessary NULL check

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: expose the max virtual address
Jammy Zhou [Tue, 12 May 2015 14:46:45 +0000 (22:46 +0800)]
drm/amdgpu: expose the max virtual address

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: fix context switch
Christian König [Mon, 11 May 2015 13:34:59 +0000 (15:34 +0200)]
drm/amdgpu: fix context switch

Properly protect the state and also handle submission failures.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
9 years agodrm/amdgpu: fix dereference before check
Christian König [Mon, 11 May 2015 12:32:17 +0000 (14:32 +0200)]
drm/amdgpu: fix dereference before check

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
9 years agodrm/amdgpu: cleanup HDP flush handling
Christian König [Mon, 11 May 2015 12:10:34 +0000 (14:10 +0200)]
drm/amdgpu: cleanup HDP flush handling

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
9 years agodrm/amdgpu: always emit GDS switch
Christian König [Mon, 11 May 2015 11:52:09 +0000 (13:52 +0200)]
drm/amdgpu: always emit GDS switch

Otherwise a process can access the GDS data of another process.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
9 years agodrm/amdgpu: add CE preamble flag v3
Jammy Zhou [Mon, 11 May 2015 15:49:34 +0000 (23:49 +0800)]
drm/amdgpu: add CE preamble flag v3

The CE preamble IB can be dropped for the same context

v2: use the flags directly
v3: remove 'CE' for potential preamble usage by other rings

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: add flags for amdgpu_ib structure
Jammy Zhou [Mon, 11 May 2015 15:41:41 +0000 (23:41 +0800)]
drm/amdgpu: add flags for amdgpu_ib structure

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: check context id for context switching (v2)
Jammy Zhou [Fri, 8 May 2015 14:18:47 +0000 (22:18 +0800)]
drm/amdgpu: check context id for context switching (v2)

check the filp is not robust, and sometimes different contexts may
have same filp value.

v2: check both filp and ctx_id

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: add ctx_id to the WAIT_CS IOCTL (v4)
Jammy Zhou [Fri, 8 May 2015 09:29:40 +0000 (17:29 +0800)]
drm/amdgpu: add ctx_id to the WAIT_CS IOCTL (v4)

It is required to support fence per context.

v2: add amdgpu_ctx_get/put
v3: improve get/put
v4: squash hlock fix

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: allow unaligned memory access (v2)
Jack Xiao [Fri, 8 May 2015 06:46:49 +0000 (14:46 +0800)]
drm/amdgpu: allow unaligned memory access (v2)

Set up the CP and SDMA for proper unaligned memory access.
Required for OpenCL 2.x

v2: udpate commit message

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: make the CTX ioctl thread-safe
Marek Olšák [Tue, 5 May 2015 18:52:00 +0000 (20:52 +0200)]
drm/amdgpu: make the CTX ioctl thread-safe

The existing locks were protecting the list, but not the elements.

v2: rename hlock to lock

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: remove unsafe context releasing
Marek Olšák [Mon, 4 May 2015 22:56:45 +0000 (00:56 +0200)]
drm/amdgpu: remove unsafe context releasing

If ctx was released between put and get, then "get" would crash.

Signed-off-by: Marek Olšák <marek.olsak@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
9 years agodrm/amdgpu: fix userptr lockup
Christian König [Mon, 4 May 2015 11:20:36 +0000 (13:20 +0200)]
drm/amdgpu: fix userptr lockup

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
9 years agodrm/amdgpu: fix userptr BO unpin bug (v2)
monk.liu [Thu, 7 May 2015 18:19:18 +0000 (14:19 -0400)]
drm/amdgpu: fix userptr BO unpin bug (v2)

sg could point to array of contigiouse page*, only free page could lead
to memory leak.

v2: use iterator

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: remove AMDGPU_GEM_CREATE_CPU_GTT_UC
Jammy Zhou [Wed, 6 May 2015 10:44:29 +0000 (18:44 +0800)]
drm/amdgpu: remove AMDGPU_GEM_CREATE_CPU_GTT_UC

This flag isn't used by user mode drivers, remove it to avoid
confusion. And rename GTT_WC to GTT_USWC to make it clear.

Signed-off-by: Jammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu fix amdgpu.dpm=0 (v2)
Sonny Jiang [Thu, 30 Apr 2015 21:12:14 +0000 (17:12 -0400)]
drm/amdgpu fix amdgpu.dpm=0 (v2)

Fix crash when disabling dpm.

v2: agd5f: fix coding style, cleanup commit message

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: memset gds_info struct in info ioctl
Alex Deucher [Thu, 30 Apr 2015 15:47:03 +0000 (11:47 -0400)]
drm/amdgpu: memset gds_info struct in info ioctl

Avoids possibility that info may leak via the uninitialized
_pad element.

Noticed-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix error handling in cz_dpm_hw_fini/cz_dpm_suspend
Alex Deucher [Thu, 30 Apr 2015 15:42:54 +0000 (11:42 -0400)]
drm/amdgpu: fix error handling in cz_dpm_hw_fini/cz_dpm_suspend

Need to unlock the mutex on error.

Noticed-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: let bo_list handler start from 1
monk.liu [Mon, 27 Apr 2015 02:38:16 +0000 (10:38 +0800)]
drm/amdgpu: let bo_list handler start from 1

this could prevent mis-understanding, because libdrm side will consider
no bo_list created if handleis zero

Signed-off-by: monk.liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix bug occurs when bo_list is NULL
monk.liu [Mon, 27 Apr 2015 07:19:20 +0000 (15:19 +0800)]
drm/amdgpu: fix bug occurs when bo_list is NULL

Still need to handle ibs BO and validate them even bo_list is NULL

Signed-off-by: Monk.Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix error check issue in amdgpu_mn_invalidate_range_start
Jack Xiao [Mon, 27 Apr 2015 05:45:40 +0000 (13:45 +0800)]
drm/amdgpu: fix error check issue in amdgpu_mn_invalidate_range_start

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: drop ttm two ended allocation
Alex Deucher [Wed, 22 Apr 2015 18:00:49 +0000 (14:00 -0400)]
drm/amdgpu: drop ttm two ended allocation

amdgpu_bo_create() calls amdgpu_ttm_placement_from_domain()
before ttm_bo_init() is called.  amdgpu_ttm_placement_from_domain()
uses the ttm bo size to determine when to select top down
allocation but since the ttm bo is not initialized yet the
check is always false.  It only took affect when buffers
were validated later.  It also seemed to regress suspend
and resume on some systems possibly due to it not
taking affect in amdgpu_bo_create().

amdgpu_bo_create() and amdgpu_ttm_placement_from_domain()
need to be reworked substantially for this to be optimally
effective.  Re-enable it at that point.

Ported from radeon commit:
a239118a24b3bf9089751068e431dfb63dc4168b

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
9 years agodrm/amdgpu: add VI pci ids
Alex Deucher [Mon, 20 Apr 2015 21:37:54 +0000 (17:37 -0400)]
drm/amdgpu: add VI pci ids

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add CIK pci ids
Alex Deucher [Mon, 20 Apr 2015 21:36:52 +0000 (17:36 -0400)]
drm/amdgpu: add CIK pci ids

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Add initial VI support
Alex Deucher [Mon, 20 Apr 2015 21:31:14 +0000 (17:31 -0400)]
drm/amdgpu: Add initial VI support

This adds initial support for VI asics.  This
includes Iceland, Tonga, and Carrizo.  Our inital
focus as been Carrizo, so there are still gaps in
support for Tonga and Iceland, notably power
management.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Add support for CIK parts
Alex Deucher [Mon, 20 Apr 2015 21:09:27 +0000 (17:09 -0400)]
drm/amdgpu: Add support for CIK parts

This patch adds support for CIK parts.  These parts
are also supported by radeon which is the preferred
option, so there is a config option to enable support
for CIK parts in amdgpu for testing.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: Do not directly dereference pointers to BIOS area.
Alex Deucher [Fri, 17 Apr 2015 14:50:02 +0000 (10:50 -0400)]
drm/amdgpu: Do not directly dereference pointers to BIOS area.

Use readb() and memcpy_fromio() accessors instead.

Ported from radeon commit:
f2c9e560b406f2f6b14b345c7da33467dee9cdf2

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: fix const warnings in amdgpu_connectors.c
Alex Deucher [Thu, 16 Apr 2015 19:48:09 +0000 (15:48 -0400)]
drm/amdgpu: fix const warnings in amdgpu_connectors.c

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add core driver (v4)
Alex Deucher [Mon, 20 Apr 2015 20:55:21 +0000 (16:55 -0400)]
drm/amdgpu: add core driver (v4)

This adds the non-asic specific core driver code.

v2: remove extra kconfig option
v3: implement minor fixes from Fengguang Wu
v4: fix cast in amdgpu_ucode.c

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add amdgpu.h (v2)
Alex Deucher [Mon, 20 Apr 2015 20:51:00 +0000 (16:51 -0400)]
drm/amdgpu: add amdgpu.h (v2)

This is the main header file for amdgpu.

v2: remove stable comments

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add amdgpu_family.h
Alex Deucher [Mon, 20 Apr 2015 20:49:21 +0000 (16:49 -0400)]
drm/amdgpu: add amdgpu_family.h

This header defines asic families and attributes.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add ppsmc.h
Alex Deucher [Mon, 20 Apr 2015 20:48:06 +0000 (16:48 -0400)]
drm/amdgpu: add ppsmc.h

This header provides the smc message interface for the driver.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add clearstate_defs.h
Alex Deucher [Mon, 20 Apr 2015 20:46:13 +0000 (16:46 -0400)]
drm/amdgpu: add clearstate_defs.h

This header provides for format for the GCA blocks
clear state (i.e., default state).  Each GCA version
has a specific clear state.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add atombios headers
Alex Deucher [Mon, 20 Apr 2015 20:44:53 +0000 (16:44 -0400)]
drm/amdgpu: add atombios headers

These headers define the atombios table structure and
driver interface.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add amdgpu uapi header (v4)
Alex Deucher [Mon, 20 Apr 2015 20:42:01 +0000 (16:42 -0400)]
drm/amdgpu: add amdgpu uapi header (v4)

This header defines the ioctl interface to the driver.

v2: remove stale tiling defines
v3: add appropriate padding
v4: remove executable bits on header

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add VCE 3.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:36:06 +0000 (15:36 -0400)]
drm/amdgpu: add VCE 3.0 register headers

These are register headers for the VCE (Video Codec Engine)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add VCE 2.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:35:39 +0000 (15:35 -0400)]
drm/amdgpu: add VCE 2.0 register headers

These are register headers for the VCE (Video Codec Engine)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add UVD 6.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:34:40 +0000 (15:34 -0400)]
drm/amdgpu: add UVD 6.0 register headers

These are register headers for the UVD (Universal Video Decoder)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add UVD 5.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:34:14 +0000 (15:34 -0400)]
drm/amdgpu: add UVD 5.0 register headers

These are register headers for the UVD (Universal Video Decoder)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add UVD 4.2 register headers
Alex Deucher [Thu, 16 Apr 2015 19:33:44 +0000 (15:33 -0400)]
drm/amdgpu: add UVD 4.2 register headers

These are register headers for the UVD (Universal Video Decoder)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 8.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:32:09 +0000 (15:32 -0400)]
drm/amdgpu: add SMU 8.0 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 7.1.2 register headers
Alex Deucher [Thu, 16 Apr 2015 19:31:26 +0000 (15:31 -0400)]
drm/amdgpu: add SMU 7.1.2 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 7.1.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:30:46 +0000 (15:30 -0400)]
drm/amdgpu: add SMU 7.1.1 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 7.1.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:30:14 +0000 (15:30 -0400)]
drm/amdgpu: add SMU 7.1.0 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 7.0.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:29:30 +0000 (15:29 -0400)]
drm/amdgpu: add SMU 7.0.1 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add SMU 7.0.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:28:58 +0000 (15:28 -0400)]
drm/amdgpu: add SMU 7.0.0 register headers

These are register headers for the SMU (System Management Unit)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add OSS 3.0.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:27:02 +0000 (15:27 -0400)]
drm/amdgpu: add OSS 3.0.1 register headers

These are register headers for the OSS (OS Services)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add OSS 3.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:27:33 +0000 (15:27 -0400)]
drm/amdgpu: add OSS 3.0 register headers

These are register headers for the OSS (OS Services)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add OSS 2.4 register headers
Alex Deucher [Thu, 16 Apr 2015 19:26:30 +0000 (15:26 -0400)]
drm/amdgpu: add OSS 2.4 register headers

These are register headers for the OSS (OS Services)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add OSS 2.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:25:48 +0000 (15:25 -0400)]
drm/amdgpu: add OSS 2.0 register headers

These are register headers for the OSS (OS Services)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GMC 8.2 register headers
Alex Deucher [Thu, 16 Apr 2015 19:24:40 +0000 (15:24 -0400)]
drm/amdgpu: add GMC 8.2 register headers

These are register headers for the GMC (Graphics Memory Controller)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GMC 8.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:24:04 +0000 (15:24 -0400)]
drm/amdgpu: add GMC 8.1 register headers

These are register headers for the GMC (Graphics Memory Controller)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GMC 7.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:23:29 +0000 (15:23 -0400)]
drm/amdgpu: add GMC 7.1 register headers

These are register headers for the GMC (Graphics Memory Controller)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GMC 7.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:22:19 +0000 (15:22 -0400)]
drm/amdgpu: add GMC 7.0 register headers

These are register headers for the GMC (Graphics Memory Controller)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GCA 8.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:21:21 +0000 (15:21 -0400)]
drm/amdgpu: add GCA 8.0 register headers

These are register headers for the GCA (Graphics and Compute Array)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GCA 7.2 register headers
Alex Deucher [Thu, 16 Apr 2015 19:20:39 +0000 (15:20 -0400)]
drm/amdgpu: add GCA 7.2 register headers

These are register headers for the GCA (Graphics and Compute Array)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add GCA 7.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:19:28 +0000 (15:19 -0400)]
drm/amdgpu: add GCA 7.0 register headers

These are register headers for the GCA (Graphics and Compute Array)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add DCE 11.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:18:28 +0000 (15:18 -0400)]
drm/amdgpu: add DCE 11.0 register headers

These are register headers for the DCE (Display and Composition Engine)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add DCE 10.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:17:56 +0000 (15:17 -0400)]
drm/amdgpu: add DCE 10.0 register headers

These are register headers for the DCE (Display and Composition Engine)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add DCE 8.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:17:19 +0000 (15:17 -0400)]
drm/amdgpu: add DCE 8.0 register headers

These are register headers for the DCE (Display and Composition Engine)
block on the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add BIF 5.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:16:08 +0000 (15:16 -0400)]
drm/amdgpu: add BIF 5.1 register headers

These are register headers for the BIF (Bus InterFace) block on
the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add BIF 5.0 register headers
Alex Deucher [Thu, 16 Apr 2015 19:15:36 +0000 (15:15 -0400)]
drm/amdgpu: add BIF 5.0 register headers

These are register headers for the BIF (Bus InterFace) block on
the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agodrm/amdgpu: add BIF 4.1 register headers
Alex Deucher [Thu, 16 Apr 2015 19:06:12 +0000 (15:06 -0400)]
drm/amdgpu: add BIF 4.1 register headers

These are register headers for the BIF (Bus InterFace) block on
the GPU.

Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
9 years agoMerge branch 'virtio-gpu-drm-next' of git://git.kraxel.org/linux into drm-next
Dave Airlie [Wed, 3 Jun 2015 23:36:39 +0000 (09:36 +1000)]
Merge branch 'virtio-gpu-drm-next' of git://git.kraxel.org/linux into drm-next

Yay, thanks to Gerd for pull this together.

* 'virtio-gpu-drm-next' of git://git.kraxel.org/linux:
  Add MAINTAINERS entry for virtio-gpu.
  Add virtio gpu driver.
  drm_vblank_get: don't WARN_ON in case vblanks are not initialized
  break kconfig dependency loop

9 years agoMerge branch 'linux-4.1.0-rc5-tilcdc-refactor' of https://github.com/jsarha/linux...
Dave Airlie [Wed, 3 Jun 2015 23:24:28 +0000 (09:24 +1000)]
Merge branch 'linux-4.1.0-rc5-tilcdc-refactor' of https://github.com/jsarha/linux into drm-next

Please pull the contents of "Use DRM component API in tilcdc to
connect to tda998x" patch series.

* 'linux-4.1.0-rc5-tilcdc-refactor' of https://github.com/jsarha/linux:
  drm/tilcdc: Force building of DRM_TILCDC_SLAVE_COMPAT
  drm/tilcdc: Add DRM_TILCDC_SLAVE_COMPAT for ti,tilcdc,slave binding support
  drm/tilcdc: use pm_runtime_irq_safe()
  drm/tilcdc: Add support for external tda998x encoder
  drm/tilcdc: Remove tilcdc slave support for tda998x driver
  drm/tilcdc: Fix module unloading

9 years agoMerge tag 'v4.1-rc6' into drm-next
Dave Airlie [Wed, 3 Jun 2015 23:23:51 +0000 (09:23 +1000)]
Merge tag 'v4.1-rc6' into drm-next

Linux 4.1-rc6

backmerge 4.1-rc6 as some of the later pull reqs are based on newer bases
and I'd prefer to do the fixup myself.

9 years agodrm/atomic: Clear crtc_state->active in drm_atomic_helper_set_config.
Maarten Lankhorst [Mon, 1 Jun 2015 06:59:53 +0000 (08:59 +0200)]
drm/atomic: Clear crtc_state->active in drm_atomic_helper_set_config.

This fixes some regressions in i915 when converting to atomic.
set_config failed with -EINVAL, and I received the following warning
in dmesg:

[drm:drm_atomic_crtc_check] [CRTC:20] active without enabled

Solve this by clearing active when a crtc is disabled.

Because crtc_state->enable implies that connectors are active the
change from disabled->enabled can only happen for the crtc that's
being set_config'd, and checking for !crtc_state->enable is sufficient
here.

Cc: dri-devel@lists.freedesktop.org
Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
9 years agoMerge tag 'topic/drm-misc-2015-05-27' of git://anongit.freedesktop.org/drm-intel...
Dave Airlie [Wed, 3 Jun 2015 23:17:45 +0000 (09:17 +1000)]
Merge tag 'topic/drm-misc-2015-05-27' of git://anongit.freedesktop.org/drm-intel into drm-next

One more round of drm-misc, again mostly atomic. Big thing is the
userspace blob code from Daniel Stone, with support for the mode_id blob
now added to the atomic ioctl. Finally we can do atomic modesets!

Note that the atomic ioctl is still behind the module knob since the
weston patches aren't quite ready yet imo - they lack TEST_ONLY support,
which is a fairly crucial bit of the atomic api. But besides that I think
it's all good to go. That's also why we didn't bother to hide the new blob
ioctls behind the knob, that part won't need to change. And if weston
patches get in shape in time we could throw the "atomic by default patch"
on top for 4.2.

* tag 'topic/drm-misc-2015-05-27' of git://anongit.freedesktop.org/drm-intel:
  drm: Fix off-by-one in vblank hardware counter wraparound handling
  drm/atomic: fix out of bounds read in for_each_*_in_state helpers
  drm/atomic: Add MODE_ID property
  drm/atomic: Add current-mode blob to CRTC state
  drm: Add drm_atomic_set_mode_for_crtc
  drm: check for garbage in unused addfb2 fields
  drm: Retain reference to blob properties in lookup
  drm/mode: Add user blob-creation ioctl
  drm: Return error value from blob creation
  drm: Allow creating blob properties without copy
  drm/mode: Unstatic kernel-userspace mode conversion
  drm/mode: Validate modes inside drm_crtc_convert_umode
  drm/crtc_helper: Replace open-coded CRTC state helpers
  drm: kerneldoc fixes for blob properties
  drm/DocBook: Add more drm_bridge documentation
  drm: bridge: Allow daisy chaining of bridges
  drm/atomic: add all affected planes in drm_atomic_helper_check_modeset
  drm/atomic: add drm_atomic_add_affected_planes
  drm/atomic: add commit_planes_on_crtc helper

9 years agoMerge tag 'drm-amdkfd-next-2015-06-03' of git://people.freedesktop.org/~gabbayo/linux...
Dave Airlie [Wed, 3 Jun 2015 23:15:39 +0000 (09:15 +1000)]
Merge tag 'drm-amdkfd-next-2015-06-03' of git://people.freedesktop.org/~gabbayo/linux into drm-next

drm-amdkfd-next-2015-06-03:

- Add the H/W debugger support module, including new IOCTLs to:
  - register/unregister a process as a debugged process
  - Set address watch-point in the debugged process's GPU kernel
  - Do a wave control operation in the debugged process's waves
  See the commit messages for more details on the available operations.

  The debugged process can only perform debug operation on itself. It is
  blocked by the amdkfd+H/W from performing operations on other processes's
  waves or GPU kernels. The blocking is done by setting the VMID and PASID of
  the debugged process in the packets that are sent to the CP with the debug
  instructions.

- Add support for static user-mode queues. These queues are regular queues,
  but because they belong to the debugged process, we need to make sure the CP
  doesn't preempt them during a debug operation. Therefore, we mark them as
  static for the CP ignore them during preemption.

- Support killing all the waves when a process is terminated. This is needed
  in case a process is terminated but we can't UNMAP its queues (can occur due
  to several reasons). In that case, the CP could be stuck unless we kill all
  its waves. This function is *very* important as it provides the kernel a high
  level of control over the GPU. The reason we didn't upstream this function
  so far, is because it is implemented using the H/W debugger module functions,
  so we had to wait until we can upstream the H/W debugger module.

- Replace declaration of bitmap from unsigned long to standard DECLARE_BITMAP

* tag 'drm-amdkfd-next-2015-06-03' of git://people.freedesktop.org/~gabbayo/linux:
  drm/amdkfd: Enforce kill all waves on process termination
  drm/radeon: Add ATC VMID<-->PASID functions to kfd->kgd
  drm/amdkfd: Implement address watch debugger IOCTL
  drm/amdkfd: Implement wave control debugger IOCTL
  drm/amdkfd: Implement (un)register debugger IOCTLs
  drm/amdkfd: Add address watch operation to debugger
  drm/amdkfd: Add wave control operation to debugger
  drm/amdkfd: Add skeleton H/W debugger module support
  drm/amdkfd: Add static user-mode queues support
  drm/amdkfd: add H/W debugger IOCTL set definitions
  drm/radeon: Add H/W debugger kfd->kgd functions
  drm/amdkfd: Use DECLARE_BITMAP

9 years agoAdd MAINTAINERS entry for virtio-gpu.
Gerd Hoffmann [Tue, 2 Jun 2015 08:49:03 +0000 (10:49 +0200)]
Add MAINTAINERS entry for virtio-gpu.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
9 years agoAdd virtio gpu driver.
Dave Airlie [Mon, 9 Sep 2013 00:02:56 +0000 (10:02 +1000)]
Add virtio gpu driver.

This patch adds a kms driver for the virtio gpu.  The xorg modesetting
driver can handle the device just fine, the framebuffer for fbcon is
there too.

Qemu patches for the host side are under review currently.

The pci version of the device comes in two variants: with and without
vga compatibility.  The former has a extra memory bar for the vga
framebuffer, the later is a pure virtio device.  The only concern for
this driver is that in the virtio-vga case we have to kick out the
firmware framebuffer.

Initial revision has only 2d support, 3d (virgl) support requires
some more work on the qemu side and will be added later.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
9 years agodrm/amdkfd: Enforce kill all waves on process termination
Ben Goz [Wed, 20 May 2015 15:05:44 +0000 (18:05 +0300)]
drm/amdkfd: Enforce kill all waves on process termination

This commit makes sure that on process termination, after
we're destroying all the active queues, we're killing all the
existing wave front of the current process.

By doing this we're making sure that if any of the CUs were blocked
by infinite loop we're enforcing it to end the shader explicitly.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/radeon: Add ATC VMID<-->PASID functions to kfd->kgd
Alexey Skidanov [Tue, 19 May 2015 16:25:01 +0000 (19:25 +0300)]
drm/radeon: Add ATC VMID<-->PASID functions to kfd->kgd

This patch adds three new interfaces to kfd2kgd interface file of radeon.

The interfaces are:

- Check if a specific VMID has a valid PASID mapping
- Retrieve the PASID which is mapped to a specific VMID
- Issue a VMID invalidation request to the ATC

Signed-off-by: Alexey Skidanov <Alexey.Skidanov@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Implement address watch debugger IOCTL
Yair Shachar [Wed, 20 May 2015 11:09:39 +0000 (14:09 +0300)]
drm/amdkfd: Implement address watch debugger IOCTL

v2:

- rename get_dbgmgr_mutex to kfd_get_dbgmgr_mutex to namespace it
- change void* to uint64_t inside ioctl arguments
- use kmalloc instead of kzalloc because we use copy_from_user
  immediately after it

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Implement wave control debugger IOCTL
Yair Shachar [Wed, 20 May 2015 11:09:24 +0000 (14:09 +0300)]
drm/amdkfd: Implement wave control debugger IOCTL

v2:

- rename get_dbgmgr_mutex to kfd_get_dbgmgr_mutex to namespace it
- change void* to uint64_t inside ioctl arguments
- use kmalloc instead of kzalloc because we use copy_from_user
  immediately after it

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Implement (un)register debugger IOCTLs
Yair Shachar [Wed, 20 May 2015 11:08:55 +0000 (14:08 +0300)]
drm/amdkfd: Implement (un)register debugger IOCTLs

v2: rename get_dbgmgr_mutex to kfd_get_dbgmgr_mutex to namespace it

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Add address watch operation to debugger
Yair Shachar [Wed, 20 May 2015 10:59:17 +0000 (13:59 +0300)]
drm/amdkfd: Add address watch operation to debugger

The address watch operation gives the ability to specify watch points
which will generate a shader breakpoint, based on a specified single
address or range of addresses.

There is support for read/write/any access modes.

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Add wave control operation to debugger
Yair Shachar [Wed, 20 May 2015 10:58:12 +0000 (13:58 +0300)]
drm/amdkfd: Add wave control operation to debugger

The wave control operation supports several command types executed upon
existing wave fronts that belong to the currently debugged process.

The available commands are:

HALT   - Freeze wave front(s) execution
RESUME - Resume freezed wave front(s) execution
KILL   - Kill existing wave front(s)

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Add skeleton H/W debugger module support
Yair Shachar [Wed, 20 May 2015 10:48:26 +0000 (13:48 +0300)]
drm/amdkfd: Add skeleton H/W debugger module support

This patch adds the skeleton H/W debugger module support. This code
enables registration and unregistration of a single HSA process at a
time.

The module saves the process's pasid and use it to verify that only the
registered process is allowed to execute debugger operations through the
kernel driver.

v2: rename get_dbgmgr_mutex to kfd_get_dbgmgr_mutex to namespace it

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Add static user-mode queues support
Yair Shachar [Wed, 20 May 2015 10:43:04 +0000 (13:43 +0300)]
drm/amdkfd: Add static user-mode queues support

This patch adds support for static user-mode queues in QCM.
Queues which are designated as static can NOT be preempted by
the CP microcode when it is executing its scheduling algorithm.

This is needed for supporting the debugger feature, because we
can't allow the CP to preempt queues which are currently being debugged.

The number of queues that can be designated as static is limited by the
number of HQDs (Hardware Queue Descriptors).

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: add H/W debugger IOCTL set definitions
Yair Shachar [Sun, 7 Dec 2014 15:05:22 +0000 (17:05 +0200)]
drm/amdkfd: add H/W debugger IOCTL set definitions

This patch adds four new IOCTLs to amdkfd. These IOCTLs expose a H/W
debugger functionality to the userspace.

The IOCTLs are:

- AMDKFD_IOC_DBG_REGISTER:

The purpose of this IOCTL is to notify amdkfd that a process wants to use
GPU debugging facilities on itself only.
It is expected that this IOCTL would be called before any other H/W
debugger requests are sent to amdkfd and for each GPU where the H/W
debugging needs to be enabled. The use of this IOCTL ensures that only
one instance of a debugger is active in the system.

- AMDKFD_IOC_DBG_UNREGISTER:

This IOCTL detaches the debugger/debugged process from the H/W
Debug which was established by the AMDKFD_IOC_DBG_REGISTER IOCTL.

- AMDKFD_IOC_DBG_ADDRESS_WATCH:

This IOCTL allows to set different watchpoints with various conditions as
indicated by the IOCTL's arguments. The available number of watchpoints
is retrieved from topology. This operation is confined to the current
debugged process, which was registered through AMDKFD_IOC_DBG_REGISTER.

- AMDKFD_IOC_DBG_WAVE_CONTROL:

This IOCTL allows to control a wavefront as indicated by the IOCTL's
arguments. For example, you can halt/resume or kill either a
single wavefront or a set of wavefronts. This operation is confined to
the current debugged process, which was registered through
AMDKFD_IOC_DBG_REGISTER.

Because the arguments for the address watch IOCTL and wave control IOCTL
are dynamic, meaning that they could vary in size, the userspace passes a
pointer to a structure (in userspace) that contains the value of the
arguments. The kernel driver is responsible to parse this structure and
validate its contents.

v2: change void* to uint64_t inside ioctl arguments

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/radeon: Add H/W debugger kfd->kgd functions
Yair Shachar [Sun, 28 Sep 2014 08:51:15 +0000 (11:51 +0300)]
drm/radeon: Add H/W debugger kfd->kgd functions

This patch adds new interface functions to the kfd2kgd interface file. The
new functions allow to perform H/W debugger operations by writing to GPU
registers.

Signed-off-by: Yair Shachar <yair.shachar@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
9 years agodrm/amdkfd: Use DECLARE_BITMAP
Joe Perches [Wed, 20 May 2015 01:37:51 +0000 (18:37 -0700)]
drm/amdkfd: Use DECLARE_BITMAP

Use the generic mechanism to declare a bitmap instead of unsigned long.

It seems that "struct kfd_process.allocated_queue_bitmap" is unused.
Maybe it could be deleted instead.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>