linux-toradex.git/include/drm/ttm, branch v4.6-rc3 Linux kernel for Apalis and Colibri modules drm/ttm: use phys_addr_t for ttm_bus_placement 2016-04-04T21:00:01+00:00 Alex Deucher alexander.deucher@amd.com 2016-04-01T14:12:49+00:00 749b48faaf64d1081d7216068ff3da92c230bad0 Fixes ttm on platforms like PPC460 where the CPU is in 32-bit mode, but the physical addresses are >32 bits. Extracted from a patch by Hans Verkuil. Tested-by: Julian Margetson <runaway@candw.ms> Acked-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Christian König <christian.koenig@amd.com> Cc: Thomas Hellstrom <thellstrom@vmware.com> Cc: Julian Margetson <runaway@candw.ms> Cc: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Fixes ttm on platforms like PPC460 where the CPU
is in 32-bit mode, but the physical addresses are
>32 bits.

Extracted from a patch by Hans Verkuil.

Tested-by: Julian Margetson <runaway@candw.ms>
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: Thomas Hellstrom <thellstrom@vmware.com>
Cc: Julian Margetson <runaway@candw.ms>
Cc: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/ttm: add ttm_bo_move_to_lru_tail function v2 2016-01-13T17:21:21+00:00 Christian König christian.koenig@amd.com 2016-01-11T14:35:20+00:00 ab74961810ba7935b5f9643da10daaa36690f48e This allows the drivers to move a BO to the end of the LRU without removing and adding it again. v2: Make it more robust, handle pinned and swapable BOs as well. Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This allows the drivers to move a BO to the end of the LRU
without removing and adding it again.

v2: Make it more robust, handle pinned and swapable BOs as well.

Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/ttm: fix documentation of ttm_bo_reserve 2015-12-15T00:58:39+00:00 Nicolai Hähnle Nicolai.Haehnle@amd.com 2015-12-12T16:42:23+00:00 eb227c554ee68b6719c9298947f344e713fa712c Previously, the comment was inconsistent. EDEADLK is what the ww_mutex mechanism really returns. Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com> 
Previously, the comment was inconsistent. EDEADLK is what the ww_mutex
mechanism really returns.

Signed-off-by: Nicolai Hähnle <Nicolai.Haehnle@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drm/ttm: device address space != CPU address space 2015-03-04T23:04:39+00:00 Alex Deucher alexdeucher@gmail.com 2015-03-04T05:18:38+00:00 54c4cd68ed7abd9f245722bee39464d04ddb4cfd We need to store device offsets in 64 bit as the device address space may be larger than the CPU's. Fixes GPU init failures on radeons with 4GB or more of vram on 32 bit kernels. We put vram at the start of the GPU's address space so the gart aperture starts at 4 GB causing all GPU addresses in the gart aperture to get truncated. bug: https://bugs.freedesktop.org/show_bug.cgi?id=89072 [airlied: fix warning on nouveau build] Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: thellstrom@vmware.com Acked-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com> 
We need to store device offsets in 64 bit as the device
address space may be larger than the CPU's.

Fixes GPU init failures on radeons with 4GB or more of
vram on 32 bit kernels.  We put vram at the start of the
GPU's address space so the gart aperture starts at 4 GB
causing all GPU addresses in the gart aperture to get
truncated.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=89072

[airlied: fix warning on nouveau build]

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: thellstrom@vmware.com
Acked-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drm/ttm: optionally move duplicates to a separate list 2014-12-03T23:26:52+00:00 Christian König christian.koenig@amd.com 2014-12-03T14:46:48+00:00 aa35071c590461f95d0179cc8e730d49d610f773 This patch adds an optional list_head parameter to ttm_eu_reserve_buffers. If specified duplicates in the execbuf list are no longer reported as errors, but moved to this list instead. Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This patch adds an optional list_head parameter to ttm_eu_reserve_buffers.
If specified duplicates in the execbuf list are no longer reported as errors,
but moved to this list instead.

Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/ttm: add reservation_object as argument to ttm_bo_init 2014-09-30T12:04:00+00:00 Maarten Lankhorst maarten.lankhorst@canonical.com 2014-01-09T10:03:15+00:00 f4f4e3e3e9f3bde110067b9e4487cb267d90055a This allows importing reservation objects from dma-bufs. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> 
This allows importing reservation objects from dma-bufs.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
drm/ttm: allow fence to be added as shared 2014-09-11T14:46:00+00:00 Christian König christian.koenig@amd.com 2014-09-04T18:01:52+00:00 ae9c0af2c0ea92e57013ab2dd7271ba7d6b2a833 This patch adds a new flag to the ttm_validate_buffer list to add the fence as shared to the reservation object. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This patch adds a new flag to the ttm_validate_buffer list to
add the fence as shared to the reservation object.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/ttm: flip the switch, and convert to dma_fence 2014-09-02T14:41:50+00:00 Maarten Lankhorst maarten.lankhorst@canonical.com 2014-04-02T15:14:48+00:00 f2c24b83ae90292d315aa7ac029c6ce7929e01aa Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> 
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
drm/ttm: kill off some members to ttm_validate_buffer 2014-09-01T08:18:03+00:00 Maarten Lankhorst maarten.lankhorst@canonical.com 2014-01-09T10:03:08+00:00 1f0dc9a59afeccb96a35ebec36661266260f5eee This reorders the list to keep track of what buffers are reserved, so previous members are always unreserved. This gets rid of some bookkeeping that's no longer needed, while simplifying the code some. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> 
This reorders the list to keep track of what buffers are reserved,
so previous members are always unreserved.

This gets rid of some bookkeeping that's no longer needed,
while simplifying the code some.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
drm/ttm: add interruptible parameter to ttm_eu_reserve_buffers 2014-09-01T08:16:43+00:00 Maarten Lankhorst maarten.lankhorst@canonical.com 2014-01-09T10:03:08+00:00 58b4d720c1620bbf09e42b4f218dcb2d0d8cdf3e It seems some drivers really want this as a parameter, like vmwgfx. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com> 
It seems some drivers really want this as a parameter,
like vmwgfx.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>