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13 commits

Author SHA1 Message Date
Alexandre Courbot
791eeea2dc drm/nouveau/volt/gm20b: add support for vmin parameter
Chips may be characterized for a minimum voltage. Support this extra
parameter and select the appropriate minimum voltage for the detected
GPU speedo.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-07-14 11:53:25 +10:00
Alexandre Courbot
ebe5e526c1 drm/nouveau/volt/gk20a: rename constructor
Strip the _ prefix off the gk20a volt constructor.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-07-14 11:53:25 +10:00
Alexandre Courbot
ff318a51bf drm/nouveau/volt/gk20a: constify and name v_scale
Give a name to this constant so we at least get an idea of what it is
for.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-07-14 11:53:25 +10:00
Alexandre Courbot
328bee464b drm/nouveau/volt/gk20a: make unused public functions static
Nobody else is using these, so make them private.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-07-14 11:53:25 +10:00
Alexandre Courbot
4158c9c2bf drm/nouveau/volt/gk20a: split constructor
Split the constructor function so we can reuse the same logic in other
chips.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-03-14 10:13:50 +10:00
Vince Hsu
0f9520931e drm/nouveau/volt/gk20a: share reusable members & functions
The CVB calculation and voltage setting functions can be reused for the
future chips. So move the declaration to gk20a.h.

Signed-off-by: Vince Hsu <vinceh@nvidia.com>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2016-03-14 10:13:49 +10:00
Ben Skeggs
43a70661ea drm/nouveau/tegra: merge platform setup from nouveau drm
The copyright header in nvkm/engine/device/platform.c has been replaced
with the NVIDIA one from drm/nouveau_platform.c, as most of the actual
code is now theirs.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:49 +10:00
Ben Skeggs
437b2296ce drm/nouveau/volt: convert to new-style nvkm_subdev
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:45 +10:00
Ben Skeggs
47b2505efb drm/nouveau/platform: remove subclassing of nvkm_device
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:30 +10:00
Ben Skeggs
185eda3339 drm/nouveau/volt: switch to subdev printk macros
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-08-28 12:40:24 +10:00
Ben Skeggs
6052dc5775 drm/nouveau/volt: 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 12:40:10 +10:00
Ben Skeggs
de3aaa6651 drm/nouveau/volt: 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 12:17:59 +10:00
Ben Skeggs
c39f472e9f drm/nouveau: remove symlinks, move core/ to nvkm/ (no code changes)
The symlinks were annoying some people, and they're not used anywhere
else in the kernel tree.  The include directory structure has been
changed so that symlinks aren't needed anymore.

NVKM has been moved from core/ to nvkm/ to make it more obvious as to
what the directory is for, and as some minor prep for when NVKM gets
split out into its own module (virt) at a later date.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
2015-01-22 12:15:10 +10:00
Renamed from drivers/gpu/drm/nouveau/core/subdev/volt/gk20a.c (Browse further)