Commit Graph

13 Commits

Author SHA1 Message Date
Deepak Nibade
6daa0636d1 gpu: nvgpu: rework regops execution API
Rework regops execution API to accomodate below updates for new
profiler design

- gops.regops.exec_regops() should accept TSG pointer instead of
  channel pointer.
- Remove individual boolean parameters and add one flag field.

Below new flags are added to this API :
NVGPU_REG_OP_FLAG_MODE_ALL_OR_NONE
NVGPU_REG_OP_FLAG_MODE_CONTINUE_ON_ERROR
NVGPU_REG_OP_FLAG_ALL_PASSED
NVGPU_REG_OP_FLAG_DIRECT_OPS

Update other APIs, e.g. gr_gk20a_exec_ctx_ops() and validate_reg_ops()
as per new API changes.

Add new API gk20a_is_tsg_ctx_resident() to check context residency
from TSG pointer.

Convert gr_gk20a_ctx_patch_smpc() to a HAL gops.gr.ctx_patch_smpc().
Set this HAL only for gm20b since it is not required for later chips.
Also, remove subcontext code from this function since gm20b does not
support subcontext.

Remove stale comment about missing vGPU support in exec_regops_gk20a()

Bug 2510974
Jira NVGPU-5360

Change-Id: I3c25c34277b5ca88484da1e20d459118f15da102
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2389733
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2020-12-15 14:13:28 -06:00
Deepak Nibade
1ff79b1d2c gpu: nvgpu: remove support for quad reg_op
quad type reg_ops were only needed on Kepler, and not for any other chip
beginning Maxweel.

HAL g->ops.gr.access_smpc_reg() was incorrectly set for Volta and Turing
whereas it was only applicable to Kepler. Delete it.

There is no register in the quad type whitelist since the type itself is
not supported anymore. Remove the empty whitelists for all chips and
also delete below HALs:
g->ops.regops.get_qctl_whitelist()
g->ops.regops.get_qctl_whitelist_count()

hal/regops/regops_gv100.* files are not used anymore. Delete the files
instead of just deleting quad HALs in these files.

Bug 200628391

Change-Id: I4dcc04bef5c24eb4d63d913f492a8c00543163a2
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2366035
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2020-12-15 14:13:28 -06:00
Vedashree Vidwans
00eec69b3f gpu: nvgpu: add hal to get_ctx_buffer_offsets
Currently, gr_gk20a_get_ctx_buffer_offsets is defined as a function.
However, this function is used in the common code. So, add new GR hal
to get_ctx_buffer_offsets.

Jira NVGPU-5047

Change-Id: I0cec6ff19194fa726722e6af3a2f11a188dc9087
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2310352
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2020-12-15 14:13:28 -06:00
Vinod G
5c60645cfa gpu: nvgpu: gr_priv header include cleanup
Add more apis in gr_utils for accessing variables within gr struct.
This helps to avoid including gr_priv.h outside gr files and
derefencing gr struct.

Jira NVGPU-3218

Change-Id: I6f24cc302f10aa1da14a981d80c400a027c9a115
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2115930
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2019-05-10 20:15:36 -07:00
Debarshi Dutta
17486ec1f6 gpu: nvgpu: rename tsg_gk20a and channel_gk20a structs
rename struct tsg_gk20a to struct nvgpu_tsg and rename struct
channel_gk20a to struct nvgpu_channel

Jira NVGPU-3248

Change-Id: I2a227347d249f9eea59223d82f09eae23dfc1306
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2112424
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2019-05-06 02:56:53 -07:00
Vinod G
20cd4ce54f gpu: nvgpu: create hal.gr.gr unit
Move remaining chip specific gr hal files to hal.gr.gr unit.
Remove unused headers include from hal files in hal.gr.gr unit
Update gr hal headers include location in the files currently
using these headers.

Jira NVGPU-3219

Change-Id: Ic632020a90ac4b8ac1e0359e979864b42f0ef2c0
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2105489
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2019-04-26 16:14:55 -07:00
Deepak Nibade
45c56fd633 gpu: nvgpu: remove golden_image_initialized flag from gr_gk20a struct
struct gr_gk20a defines boolean flag golden_image_initialized to
indicate if golden_image is initialized or not
common.gr.obj_ctx also added a flag of its own to check if golden_image
is ready

Add new API nvgpu_gr_obj_ctx_is_golden_image_ready() in
common.gr.obj_ctx unit to get status of golden_image

Use this new API everywhere to check if golden image is ready
Remove g->gr.ctx_vars.golden_image_initialized

Also remove ctx_mutex from struct gr_gk20a

Add new flag golden_image_initialized to struct nvgpu_pmu_pg and set it
when golden image is initialized. This is needed to avoid circular
dependency between GR and PMU

Jira NVGPU-3112

Change-Id: Id391294cede6424e15a9a9de29c40d013b509534
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2099400
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2019-04-24 13:34:01 -07:00
Vinod G
dc82262b99 gpu: nvgpu: Add gr_priv header file
Move nvgpu_gr structure to private file gr_priv.h
Include the private file where gr variables are used.

JIRA NVGPU-3132
JIRA NVGPU-3079

Change-Id: Ib26ca5c5cb25fd8dd013a7c643278efc34aa55d4
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2098021
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2019-04-22 03:15:09 -07:00
Vinod G
556e139077 gpu: nvgpu: Cleanup for gr_gk20a header
Removed unused struct from gr_gk20a.h
Change static allocation for struct gr_gk20a to dynamic type.
Change all the files that being affected by that change.

Call gr allocation from corresponding init_support functions, which
are part of the probe functions.
nvgpu_pci_init_support in pci.c
vgpu_init_support in vgpu_linux.c
gk20a_init_support in module.c

Call gr free before the gk20a free call in nvgpu_free_gk20a.

Rename struct gr_gk20a to struct nvgpu_gr

JIRA NVGPU-3132

Change-Id: Ief5e664521f141c7378c4044ed0df5f03ba06fca
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2095798
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2019-04-19 00:04:00 -07:00
Philip Elcan
191aeb5cf8 gpu: nvgpu: regops: u32 num_ops for exec_regops
The exec_regops() API was using a u64 for the num_ops parameter. The
lower level APIs used by exec_regops() expect u32s for this value.
Update the interface to use u32.

This eliminates MISRA Rule 10.3 violations for assignment of objects of
different essential or narrower types.

JIRA: NVGPU-3023

Change-Id: I5a2a22916f81d8b3d882d224d07eedffcde1e3ee
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2084207
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2019-04-01 15:55:14 -07:00
Philip Elcan
3c83b44544 gpu: nvgpu: regops: fix MISRA 10.3 violations
MISRA Rule 10.3 prohibits assignment of objects of different essential
or narrower type. This fixes a number of MISRA 10.3 violations in
the common/regops unit.

JIRA: NVGPU-3023

Change-Id: Iee51780f8a570de79ae7a5e23517a48b2da51fef
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2084206
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2019-04-01 15:54:59 -07:00
Terje Bergstrom
0f84c9024f gpu: nvgpu: Add nvgpu_bsearch() wrapper
Add a wrapper nvgpu_bsearch() for a standard binary search. It has two
implementations: Linux version calls Linux kernel bsearch() and
POSIX/QNX build uses stdlib bsearch().

Change-Id: Ic244df3cf3adb52b2192c175ec9b5dd06bce3ec8
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2003370
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2019-01-29 21:55:37 -08:00
Deepak Nibade
b40c655e12 gpu: nvgpu: move regops to separate unit
Move regops (gk20a/regops_gk20a.c) to separate unit common/regops/regops.c
Move corresponding header (gk20a/regops_gk20a.h) to include/nvgpu/regops.h

Move rest of the platform HAL files to common/regops/ as well

Fix all the header includes to include new public header

Remove *_apply_smpc_war() declarations from headers. Corresponding
functions were cleaned up already, and declarations were left somehow

Jira NVGPU-620

Change-Id: I8b8065b9c91f69809bdeb1b4caecdc7582c8a992
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1998723
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2019-01-21 23:04:28 -08:00