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19 commits

Author SHA1 Message Date
Ben Skeggs
632b740c54 drm/nouveau/mmu: remove old vmm frontend
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:33 +10:00
Ben Skeggs
eea5cf0f01 drm/nouveau/mmu: define user interfaces to mmu
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:31 +10:00
Ben Skeggs
957e18a70d drm/nouveau/mmu/nv04-nv4x: type-based vram allocation and bar mapping
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:31 +10:00
Ben Skeggs
26880e7686 drm/nouveau/mmu: remove support for old backends
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:30 +10:00
Ben Skeggs
473f9aca6c drm/nouveau/mmu/nv41: implement new vmm backend
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:27 +10:00
Ben Skeggs
77783435c3 drm/nouveau/mmu/nv41: implement vmm on top of new base
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:25 +10:00
Ben Skeggs
0b11b30de9 drm/nouveau/mmu/nv04-nv4x: move global vmm to nvkm_mmu
In a future commit, this will be constructed by common code.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2017-11-02 13:32:20 +10:00
Ben Skeggs
26c9e8effe drm/nouveau/device: remove pci/platform_device from common struct
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:49 +10:00
Ben Skeggs
c9582455ab drm/nouveau/mmu: convert to new-style nvkm_subdev
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:44 +10:00
Ben Skeggs
d0659d3277 drm/nouveau/mmu: directly use instmem for page tables
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:36 +10:00
Ben Skeggs
1de68568d6 drm/nouveau/mmu: protect each vm with its own mutex
An upcoming commit requires being able to modify the PRAMIN BAR page
tables while already holding the MMU subdev mutex.

To solve this issue, each VM has been given its own mutex.  As a nice
side-effect, this also allows separate VMs to be updated concurrently.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:35 +10:00
Ben Skeggs
aa35888ff0 drm/nouveau/object: rename some functions to avoid upcoming conflicts
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:33 +10:00
Ben Skeggs
cd821077aa drm/nouveau/mmu: switch to gpuobj accessor macros
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:27 +10:00
Ben Skeggs
909604d444 drm/nouveau/mmu: switch to new-style timer macros
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:20 +10:00
Ben Skeggs
83f56106ea drm/nouveau/mmu: switch to device pri macros
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:16 +10:00
Ben Skeggs
1f5bffca22 drm/nouveau/mmu: cosmetic changes
This is purely preparation for upcoming commits, there should be no
code changes here.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:09 +10:00
Ben Skeggs
9ace404b10 drm/nouveau/device: include core/device.h automatically for subdevs/engines
Pretty much every subdev/engine is going to need access to nvkm_device
shortly to touch registers and/or output messages.

The odd placement of the includes is necessary to work around some
inter-dependencies that currently exist.  This will be fixed later.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:07 +10:00
Ben Skeggs
4259460009 drm/nouveau/mmu: namespace + nvidia gpu names (no binary change)
The namespace of NVKM is being changed to nvkm_ instead of nouveau_,
which will be used for the DRM part of the driver.  This is being
done in order to make it very clear as to what part of the driver a
given symbol belongs to, and as a minor step towards splitting the
DRM driver out to be able to stand on its own (for virt).

Because there's already a large amount of churn here anyway, this is
as good a time as any to also switch to NVIDIA's device and chipset
naming to ease collaboration with them.

A comparison of objdump disassemblies proves no code changes.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-01-22 12:17:57 +10:00
Ben Skeggs
5ce3bf3c72 drm/nouveau/mmu: rename from vmmgr (no binary change)
Switch to NVIDIA's name for the device.

The namespace of NVKM is being changed to nvkm_ instead of nouveau_,
which will be used for the DRM part of the driver.  This is being
done in order to make it very clear as to what part of the driver a
given symbol belongs to, and as a minor step towards splitting the
DRM driver out to be able to stand on its own (for virt).

Because there's already a large amount of churn here anyway, this is
as good a time as any to also switch to NVIDIA's device and chipset
naming to ease collaboration with them.

A comparison of objdump disassemblies proves no code changes.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-01-22 12:17:43 +10:00
Renamed from drivers/gpu/drm/nouveau/nvkm/subdev/vm/nv41.c (Browse further)