Commit Graph

12 Commits

Author SHA1 Message Date
tkudav
0526e7eaa9 gpu: nvgpu: Create CIC-mon and CIC-rm subunits
common.cic unit is divided into common.cic.mon and common.cic.rm
based on rm and mon process split.

CIC-mon subunit includes the code which is utilized in critical
interrupt handling path like initialization, error detection and
error reporting path. CIC-rm subunit includes the code corresponding
to rest of interrupt handling(like collecting error debug data from
registers) and ISR status management (status of deferred interrupts).

Split the CIC APIs and data-members into above two subunits.

JIRA NVGPU-6899

Change-Id: I151b59105ff570607c4a62e974785e9c1323ef69
Signed-off-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2551897
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2021-07-02 09:57:56 -07:00
Tejal Kudav
9f43914933 gpu: nvgpu: Move Intr handling common code to CIC
CIC (Central Interrupt controller) will be responsible for the
interrupt handling. common.cic unit is the placeholder for all
interrupt related code. Move interrupt related defines and
Public APIs present in common.mc to common.cic.
Note: The common.mc interrupts related struct definitions are
not moved as part of this patch.

Adapt the code to use interrupt handling related defines and public
APIs migrated from common.mc to common.cic

JIRA NVGPU-6899

Change-Id: I747e2b556c0dd66d58d74ee5bb36768b9370d276
Signed-off-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2535618
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Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2021-05-31 19:37:31 -07:00
Vedashree Vidwans
e0dd79cd43 gpu: nvgpu: rearch mc reset and enable hals
Remove current mc hals
- mc.reset()
- mc.enable()
- mc.disable()
- mc.reset_mask()
- mc.reset_engine()
- mc.reset_engine_enable()

Add new mc hals
- mc.enable_units(g, units, enable)
  > enable/disable given unit(s)
- mc.enable_dev(g, dev, enable)
  > enable/disable engine represented by given device pointer
- mc.enable_devtype(g, devtype)
  > enable/disable all engines of given devtype

Move common mc intr functions to common/mc/mc_intr.c.
Add below common mc functions
- nvgpu_mc_reset_units(g, units)
  > reset given logical OR of nvgpu unit bitmap
- nvgpu_mc_reset_dev(g, dev)
  > reset given single engine via dev
  > if engine is graphics, reset gpcs for nvgpu_next
- nvgpu_mc_reset_devtype(g, devtype)
  > reset all engines of given devtype
  > if devtype is graphics, reset gpcs for nvgpu_next

Bug 200648985
Bug 3109773

Change-Id: Idc67a14a0a7cde83de44fbfbec13007fead3ed5c
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2408523
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2020-12-15 14:13:28 -06:00
Debarshi Dutta
38ce6fa717 gpu: nvgpu: change unnamed structs to named structs
Following changes are made in this patch.
1) Change unnamed structs within gpu_ops to named structs
with the prefix gops_*.

2) Each named struct gops_ are moved into a separate gops specific file
under include/nvgpu/gops/

3) struct gpu_ops is moved into a separate file include/nvgpu/gpu_ops.h
and all other dependent struct gops_* are included in this header.

4) Direct references to include/nvgpu/gops are removed from files as its enough
to include gk20a.h.

Change-Id: Ieb22cb853be567e3bef14f5f8a04674eebd902ea
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2398776
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Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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GVS: Gerrit_Virtual_Submit
2020-12-15 14:13:28 -06:00
Sagar Kamble
a8c9c800cd gpu: nvgpu: reorganization of MC interrupts control
Previously, unit interrupt enabling/disabling and corresponding MC level
interrupt enabling/disabling was not done at the same time.
With this change, stall and nonstall interrupt for units are programmed
at MC level along with individual unit interrupts. Kept access to MC
interrupt registers through mc.intr_lock spinlock.

For doing this separated CE and GR interrupt mask functions.
mc.intr_enable is only used when there is global interrupt
control to be set. Removed mc_gp10b.c as mc_gp10b_intr_enable
is now removed. Removed following functions - mc_gv100_intr_enable,
mc_gv11b_intr_enable & intr_tu104_enable. Removed intr_pmu_unit_config
as we can use the generic unit interrupt control function.

JIRA NVGPU-4336

Change-Id: Ibd296d4a60fda6ba930f18f518ee56ab3f9dacad
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196178
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2020-12-15 14:10:29 -06:00
Sagar Kamble
2edf3db10a gpu: nvgpu: move mc gpu_ops out of gk20a.h and add doxygen comments for HALs
gk20a.h will include gops_mc.h to contain the mc ops definitions. Add
doxygen comments for the HAL functions that are called directly.
Also move mc_gp10b_intr_pmu_unit_config to non-fusa HAL file.

JIRA NVGPU-2524

Change-Id: I4f326332d7842211b004b372d79fac9fe6ed40e7
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2226017
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2020-12-15 14:10:29 -06:00
Philip Elcan
06fd513e1e gpu: nvgpu: move common.unit into common.mc
nvgpu.common.unit was just an enum used for passing to nvgpu.common.mc
APIs. So, move the enum into mc.h, and replace the include of unit.h
with mc.h where appropriate. And update the yaml arch.

JIRA NVGPU-4144

Change-Id: I210ea4d3b49cd494e43add1b52f3fbcdb020a1e3
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2216106
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2020-12-15 14:10:29 -06:00
Thomas Fleury
35b84884da gpu: nvgpu: make userd optional for safety build
Most of userd code is only needed for kernel mode submit.
Compile out userd code if kernel submit is disabled.

Jira NVGPU-3537

Change-Id: Id7e5950f658695a266102b760a55d2f85ad3776c
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2156322
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2019-07-24 17:04:53 -07:00
Debarshi Dutta
69ef86e627 gpu: nvgpu: move safe code HAL files to fusa
This patch moves all the safe static and non-static functions as well
as its dependencies such as static declared structs into files with
_fusa.c extension. If the original file is left with no functions
remaining then the file is deleted.

Added changes in Makefile, Makefile.sources, nvgpu-hal-new.yaml for
compilation.

Jira NVGPU-3690

Change-Id: I81af67c308705faf8a681df63a6778e7de2076cf
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2146761
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Sagar Kamble <skamble@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2019-07-03 02:46:15 -07:00
Seema Khowala
3df5e43f53 gpu: nvgpu: change init_pbdma_map to void function
Fix MISRA Rule 17.7. Change init_pbdma_map fn pointer
to return void.

JIRA NVGPU-3383

Change-Id: Id76522c22a9c85ccafff8bd7f9a93cab139f56d5
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2113212
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2019-05-07 09:46:27 -07:00
Seema Khowala
cfb4ff0bfb gpu: nvgpu: rename struct fifo_gk20a
Rename
struct fifo_gk20a -> nvgpu_fifo

JIRA NVGPU-2012

Change-Id: Ifb5854592c88894ecd830da092ada27c7f05380d
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2109625
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Alex Waterman <alexw@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Adeel Raza <araza@nvidia.com>
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2019-05-03 16:25:43 -07:00
Seema Khowala
170d7464d6 gpu: nvgpu: move fifo_gk20a.[ch] to hal/fifo
Move fifo_gk20a struct to fifo.h
Move fifo_gk20a.[ch] to hal/fifo

Add missing includes for fifo subunits.

JIRA NVGPU-2012

Change-Id: I8bf5402bd5a9f8ff9f6a818cee553b57e117f3bc
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2109012
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2019-05-02 23:40:42 -07:00