drm/nouveau/gr/gf117-: assume no PPC if NV_PGRAPH_GPC_GPM_PD_PES_TPC_ID_MASK is zero

fdo#92761

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: document mp error 0x10

NVIDIA provided the documentation for mp error 0x10, INVALID_ADDR_SPACE,
which apparently happens when trying to use an atomic operation on
local or shared mem

drm/nouveau/gr: document mp error 0x10

NVIDIA provided the documentation for mp error 0x10, INVALID_ADDR_SPACE,
which apparently happens when trying to use an atomic operation on
local or shared memory (instead of global memory).

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/device: remove pci/platform_device from common struct

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: convert to new-style nvkm_engine

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/mc: convert to new-style nvkm_subdev

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/ltc: convert to new-style nvkm_subdev

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: convert user classes to new-style nvkm_object

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/fifo: convert user classes to new-style nvkm_object

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: remove dependence on namedb/engctx lookup

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: directly use instmem where currently possible

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/device: prepare for new-style subdevs

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/object: rename some functions to avoid upcoming conflicts

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: switch to gpuobj accessor macros

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: switch to subdev printk macros

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: switch to new-style timer macros

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: switch to device pri macros

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/gr: cosmetic changes

This is purely preparation for upcoming commits, there should be no
code changes here.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drm/nouveau/fifo: cosmetic changes

This is purely preparation for upcoming commits, there should be no
code changes here.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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.

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>

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drm/nouveau/gr: add GM20B support

Add support for GM20B's graphics engine, based on GK20A. Note that this
code alone will not allow the engine to initialize on released devices
which require PMU-ass

drm/nouveau/gr: add GM20B support

Add support for GM20B's graphics engine, based on GK20A. Note that this
code alone will not allow the engine to initialize on released devices
which require PMU-assisted secure boot.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/gr/gk20a: use same initialization sequence as nvgpu

GK20A's initialization was based on GK104, but differences exist in the
way the initial context is built and the initialization proces

drm/nouveau/gr/gk20a: use same initialization sequence as nvgpu

GK20A's initialization was based on GK104, but differences exist in the
way the initial context is built and the initialization process itself.

This patch follows the same initialization sequence as nvgpu performs
to avoid bad surprises. Since the register bundles initialization also
differ considerably from GK104, the register packs are now loaded from
firmware files, again similarly to what is done with nvgpu.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/gr: use NVIDIA-provided external firmwares

NVIDIA will officially start providing GR firmwares through
linux-firmware for GPUs that require it. Change the GR firmware lookup
function to

drm/nouveau/gr: use NVIDIA-provided external firmwares

NVIDIA will officially start providing GR firmwares through
linux-firmware for GPUs that require it. Change the GR firmware lookup
function to use these files.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/gr/gf100: wait for GR idle after GO_IDLE bundle

After submitting a GO_IDLE bundle, one must wait for GR to effectively
be idle before submitting the next bundle. Failure to do so may res

drm/nouveau/gr/gf100: wait for GR idle after GO_IDLE bundle

After submitting a GO_IDLE bundle, one must wait for GR to effectively
be idle before submitting the next bundle. Failure to do so may result
in undefined behavior in some rare cases.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Reported-by: Kary Jin <karyj@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/gr/gf100: wait on bottom half of FE's pipeline

When emitting the ICMD bundle, wait on the bottom half (bit 3 of the
GR_STATUS register) instead of upper half (bit 2) to make sure methods

drm/nouveau/gr/gf100: wait on bottom half of FE's pipeline

When emitting the ICMD bundle, wait on the bottom half (bit 3 of the
GR_STATUS register) instead of upper half (bit 2) to make sure methods
are effectively emitted.

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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drm/nouveau/gr/gk104-: prevent reading non-existent regs in intr handler

Under certain circumstances the trapped address will contain subc 7,
which GK104 GR doesn't have anymore.

Notice this case t

drm/nouveau/gr/gk104-: prevent reading non-existent regs in intr handler

Under certain circumstances the trapped address will contain subc 7,
which GK104 GR doesn't have anymore.

Notice this case to avoid causing additional priv ring faults.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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