Commit Graph

621 Commits

Author SHA1 Message Date
Vedashree Vidwans
3eaf08f06f gpu: nvgpu: fix CERT-C violations in mm
INT33-C requires that modulo operations check divisor has non-zero value

Jira NVGPU-3882

Change-Id: Ic9cd1ca081f0ef98d5f81bb2d1c43a2a69273275
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2210255
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Vedashree Vidwans
bf4311a0e3 gpu: nvgpu: mm: code complexity cleanup mmu_fault
This patch divides complex code segments into smaller functions to
reduce code complexity in hal mm mmu_fault gv11b_fusa code.

Jira NVGPU-4065

Change-Id: I360939dd8fd2673159a515f535edbaf400930c77
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2205949
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:05:52 -06:00
Scott Long
52a4dd74e2 gpu: nvgpu: fix misra 18.4 violations
This change eliminates MISRA Advisory Rule 18.4 violations in the
following cases:

 * nvgpu_submit_append_gpfifo_user_direct()
 * nvgpu_submit_append_gpfifo_common()
    - use array-indexing to access gpfifo entry lists
 * gv11b_gr_intr_record_sm_error_state()
    - use array-indexing to access sm_error_states table

Advisory Rule 18.4 states that the +, -, +=, and -= operators should
not be applied to an expression of pointer type.

JIRA NVGPU-3798

Change-Id: I736930e4ba09a88888b0ef48f62496c4082ea5a1
Signed-off-by: Scott Long <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2210173
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2020-12-15 14:05:52 -06:00
Vinod G
4930e923fa gpu: nvgpu: gr interrupt code correction
Changed handle_ssync_hww hal function return value
from int to void. No need to check return value if
handle_ssync_hww pointer is valid.

Jira NVGPU-4085

Change-Id: I6f6e2b629d16d1f678304182429c9c6a5ecdae9b
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2209868
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vinod G
c7a2633e82 gpu: nvgpu: Correct misra error in gr unit
Correct 5.3 misra error in gr ecc unit
misra_c_2012_rule_5_3_violation: Declaration with identifier
"err" hides another declaration.
Change the variable name inside the function.

Jira NVGPU-4085

Change-Id: Ib8cd62ce98da1cf1bf327eb8dd92e51c1b77d6f4
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2209867
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vinod G
c0684633d2 gpu: nvgpu: Add checking for non safety code
Add checking for unused non safety code in the
gr interrupt unit.
Add #ifdef CONFIG_NVGPU_HAL_NON_FUSA checking for
gm20b_gr_intr_tpc_exception_sm_enable function which is not being
called in safety code.
Add #ifdef CONFIG_NVGPU_DEBUGGER checking for
gm20b_gr_intr_tpc_exception_sm_disable function which is needed
with debugger enable.

Jira NVGPU-4085

Change-Id: Ie721505cdfced5b6b0443624d6e7cca2a0d4a19a
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2208918
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2020-12-15 14:05:52 -06:00
Philip Elcan
065f98f669 gpu: nvgpu: init: add return for all init APIs
This adds return values for all init APIs. This make all the init APIs
have the same signature. This is a prerequisite to making a table of
init functions.

JIRA NVGPU-3980

Change-Id: I5b71fd06ad248092af133ffe908e2930acb6d2b0
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2202973
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2020-12-15 14:05:52 -06:00
Philip Elcan
19dd64930d gpu: nvgpu: pmu: move rtos init to func ptr
This moves the nvgpu_pmu_rtos_init() to a HAL function pointer which
makes it consistent with the other init APIs.

JIRA NVGPU-3980

Change-Id: I562e264deaec76f2a45026a07f24d35b291b1930
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2202969
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2020-12-15 14:05:52 -06:00
Richard Zhao
1ad0bf9098 gpu: nvgpu: vgpu: add mmu_debug_mode support
Added two new IVC commands that set gr and fb mmu debug mode.

Bug 2586624

Change-Id: I358fb04713a9754fb209c0a90d02130dd4a1caf6
Signed-off-by: Richard Zhao <rizhao@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204980
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Nirav Patel <nipatel@nvidia.com>
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2020-12-15 14:05:52 -06:00
Philip Elcan
9378675213 gpu: nvgpu: whitelist MISRA violations for WARN_ON/BUG_ON
Whitelist false positive violations cause by a Coverity bug that
that overrides the WARN_ON/BUG_ON macros. See nvbug 2277532 for
details on the bug.

JIRA NVGPU-4031

Change-Id: I395f97c89580195485e93275663a062f26ab6fc7
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2207326
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2020-12-15 14:05:52 -06:00
Shashank Singh
6fd0d972ae nvgpu: gpu: include qnx_init unit in doxygen documentation
-Include qnx_init unit in doxygen documentation.
-Add documentation for gk20a_busy/idle and similar functions.
-Remove must_check return value as misra already reports violation for
 that.

Jira NVGPU-2571

Change-Id: I9573cb61865677944809dcc494d92f63cc6e0f58
Signed-off-by: Shashank Singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2176755
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vedashree Vidwans
21dfd4e441 gpu: nvgpu: mm: hal code complexity cleanup hal.mc
This patch divides complex code segments into smaller functions to
reduce code complexity in hal mc code.

Jira NVGPU-4065

Change-Id: I90c37da2ce100bdbb5f11b744a42c00c7fc33988
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204234
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-by: Adeel Raza <araza@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vedashree Vidwans
07ab78c464 gpu: nvgpu: mm: ccm mmu_fault_nonreplay_replay
This patch divides gv11b_mm_mmu_fault_handle_nonreplay_replay_fault()
into smaller functions to reduce code complexity in hal mm mmu_fault
gv11b_fusa code.

Jira NVGPU-4065

Change-Id: I4da8d7cdf445f1a924473cfe103d4c46c46a3353
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2206599
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2020-12-15 14:05:52 -06:00
Thomas Fleury
e7e0879217 gpu: nvgpu: return int for tsg.init_eng_method_buffers
nvgpu_kzalloc can fail in gv11b_init_eng_method_buffers.
Added checks on returned pointer.
Also changed g->ops.tsg.init_eng_method_buffers to return an int,
and check return value in callers.

Jira NVGPU-3788

Change-Id: Icb541665c40b89d512929cc9cf9f6a3e7a0033db
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2205851
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2020-12-15 14:05:52 -06:00
Sagar Kamble
f3f484d5dc gpu: nvgpu: gating_registers: s/gk20a_writel/nvgpu_writel
Rename gk20a_writel to nvgpu_writel in gv11b gating reglist hal.

JIRA NVGPU-2175

Change-Id: Ib65bc7adc655d48e4bbc9f74a0d05f9d2a8e46f3
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2181997
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Sagar Kamble
9d2b622b45 gpu: nvgpu: update the gv11b gating_reglist hal with getter functions for reglist data
Functions to access gating registers data and size are now autogenerated
in the hal files. Update the gv11b hal with that change.

JIRA NVGPU-2175

Change-Id: Icfff940c57a770339757efff86bb93c7062b9406
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2177922
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Sagar Kamble
6ee3b5a7e5 gpu: nvgpu: update the gv11b gating_reglist hal
Update the gv11b reglist hal with updated generator. It includes the
following changes:
1. update gr and ltc function names for consistent naming.
2. s/gv11b_blcg_ctxsw_prog/gv11b_blcg_ctxsw_firmware for consistent
   naming.
3. fixed alignment issues.

JIRA NVGPU-2175

Change-Id: I6c4c0f241eda18fd732dc4664010403c489178bf
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2173826
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Nitin Kumbhar
6208e86ca8 gpu: nvgpu: fix value leaking in log
The timeout message of nvgpu_timeout_expired_msg() leaks
a stack value (%llx) in error log on timeout. As the format
expects 1 argument and none is given, fix this by specifying
the required argument.

Bug 2626449

Change-Id: I6eddbeaa8b6d91a51d755dfb3df9e7c800f0d161
Signed-off-by: Nitin Kumbhar <nkumbhar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2205423
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
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2020-12-15 14:05:52 -06:00
vinodg
f512d17e0b gpu: nvgpu: add definition for shader exception
Add definition for NVA297_SET_SHADER_EXCEPTIONS_ENABLE_TRUE
Need for gr unit interrupt test

Jira NVGPU-4085

Change-Id: Ia22fae038822e26ecb48369b489d2514b701a84c
Signed-off-by: vinodg <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2205679
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vinod G
2608c4d80b gpu: nvgpu: ccm fix for gr unit
Fix CCM issue in gv11b_ecc_init_tpc function
Reduced the complexity below 10 by adding sub functions
in ecc_init for corrected error count and
uncorrected error count.

Jira NVGPU-4084

Change-Id: I27593a68ee80790e9c66168cc1225b3e3a0c27cc
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2203958
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2020-12-15 14:05:52 -06:00
Vinod G
74723c7f62 gpu: nvgpu: check for non safety code
Add checking for non safety code to avoid compilation
for safe os.

Jira NVGPU-4085

Change-Id: I7473fb6d97507532e47b7a02b53b6a0771aeb3aa
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204890
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
GVS: Gerrit_Virtual_Submit
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2020-12-15 14:05:52 -06:00
Sagar Kamble
ec293030c1 gpu: nvgpu: move non-safe functions from fusa hal to non-fusa hal
Multiple non-safe functions under NVGPU_DEBUGGER, NVGPU_CILP and other
config flags were moved to fusa files. Although they are guarded by
the C flags, it makes sense to keep those functions in non-fusa
files. Make this change for all hals.

JIRA NVGPU-3853

Change-Id: I8151b55a60cb50c5058af48bab9e8068f929ac3b
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204352
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Debarshi Dutta
6e2f5a85d3 gpu: nvgpu: rectify incorrect setting of pbdma_acquire_timeout
The driver was incorrectly setting pbdma_acquire_timeout during default
init when kernelmode submits were disabled. This is corrected to make
the behavior similar to the previous mode. Also, added logging for the
pbdma_acquire_timeout value being set in NV_RAMFC_

Jira NVGPU-3172

Change-Id: Ic39638386bd999871cd8eafec70a3770bc648f93
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2203580
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
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2020-12-15 14:05:52 -06:00
Debarshi Dutta
92a7ea7b01 gpu: nvgpu: remove non-safe code from unit tests
Remove branch F_CHANNEL_SETUP_BIND_HAS_GPFIFO_MEM from the unit test
for nvgpu_channel_setup_bind as gpfifo_mem belongs to KMD and are not
part of safe builds.

Remove assignment of stub_userd_setup_sw as USERD is compiled out for
safe build.

Jira NVGPU-3172

Change-Id: I4ba72043cb97d8804887c2bed30af9d01dca563e
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2142941
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vinod G
4306faa399 gpu: nvgpu: ccm fix in gr config unit
Reduce code compleixity in gr_gv100_scg_estimate_perf function
by adding sub functions.

Jira NVGPU-4084

Change-Id: Id12a35aced809b8cfb52ec323eab1d39bfc4cadf
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2204038
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:05:52 -06:00
Vinod G
4f47e36848 gpu: nvgpu: fix misra 4.7 errors in gr unit
Fix remaining misra 4.7 violations in gr unit
misra_c_2012_directive_4_7_violation: returns error information
is not being checked.

Jira NVGPU-4054

Change-Id: Ia3051e6d55cad73523f2bf7f366c7eb58430c893
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2201759
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2020-12-15 14:05:52 -06:00
Debarshi Dutta
33eaf3849c gpu: nvgpu: change CCM for hal unit
1) Reduce CCM for gv11b_fifo_preempt_poll_pbdma and extract partial
code into another static function fifo_preempt_check_tsg_on_pbdma

gv11b_fifo_preempt_poll_pbdma:
Previous MCC TCC | Current MCC TCC
         14   14 |          7   7

fifo_preempt_check_tsg_on_pbdma:
Previous MCC TCC | Current MCC TCC
	 N/A N/A |          9   9

2) Reduce CCM for gv11b_fifo_preempt_poll_eng and extract partial
code into another static function fifo_check_eng_intr_pending.
gv11b_fifo_preempt_poll_eng:
Previous MCC TCC | Current MCC TCC
         16   16 |          8   8

fifo_check_eng_intr_pending:
Previous MCC TCC | Current MCC TCC
         N/A N/A |          10  10

3) Reduce CCM for gm20b_pbdma_handle_intr_0 and extract partial code
into another static function pbdma_get_intr_descs.
gm20b_pbdma_handle_intr_0:
Previous MCC TCC | Current MCC TCC
         11   11 |          10  10

pbdma_get_intr_descs:
Previous MCC TCC | Current MCC TCC
         N/A N/A |           1   1

Jira NVGPU-4063

Change-Id: Ic999cc33db08e5036d7d7d8a19ed323185f4c54b
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2201462
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:05:52 -06:00
Abdul Salam
65ecd7a181 gpu: nvgpu: Remove fixed wait time for change seq completion
Currently after sending change seq RPC, nvgpu waits for a fixed time
of 20ms.
This CL replaces this with pmu_wait_message_cond, which will return
immediately after getting change seq completion event.
Also added debug fs node to get the change seq execution time.

Bug 200545366

Change-Id: Iba283f65d4949858be9cbff88de4d21a8c92ff81
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2202423
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Deepak Nibade
cb110723a5 gpu: nvgpu: doxygen for GR private structures [2/2]
Add doxygen documentation for private GR structures defined in:
gr/gr_config_priv.h
gr/gr_falcon_priv.h
gr/gr_intr_priv.h
gr/gr_priv.h

Remove "p_va" field from struct nvgpu_ctxsw_ucode_info since it is
unused.

Compile out "pm_ctxsw_image_size" with flag CONFIG_NVGPU_DEBUGGER.
Compile out "preempt_image_size" with flag CONFIG_NVGPU_GRAPHICS.

Replace eUcodeHandshakeInitComplete enum value by macro
FALCON_UCODE_HANDSHAKE_INIT_COMPLETE. And remove enum value
eUcodeHandshakeMethodFinished since it is unused.

Compile "ctxsw_disable_mutex" and "ctxsw_disable_count" in struct
nvgpu_gr only if CONFIG_NVGPU_RECOVERY or CONFIG_NVGPU_DEBUGGER is
defined

Jira NVGPU-4028

Change-Id: Ie8769c1f3f8d313b479b182d3858a6715d49cd4c
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2201373
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Deepak Nibade
99f775b622 gpu: nvgpu: compile out ctxsw stats dump in safety
CTXSW stats dump is only enabled on Linux and only through DEBUG FS.
Hence add CONFIG_DEBUG_FS compile time flag to remove corresponding
HALs in safety build.

Jira NVGPU-4028

Change-Id: I37088e1572c51ca35b651c56a4cb907eda5c9004
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2201371
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Deepak Nibade
1d5698cf6a gpu: nvgpu: set GR tick frequency to max
GR tick frequency needs to be set to MAX value for profiler
use cases for gp10b/gv11b/tu104 chips.

Add new HAL g->ops.ptimer.config_gr_tick_freq() that configures GR
tick frequency to MAX value and call this HAL in GPU poweron path.

This support is not needed in safety build, so compile everything
only if CONFIG_NVGPU_DEBUGGER is enabled

Bug 200289214

Change-Id: Id8378540cc67ca0041b56990f8676e3a105403a5
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2195163
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Sagar Kamble
7ee71a4f4b gpu: nvgpu: fix gk20a_falcon_copy_to_dmem return value
Earlier, gk20a_falcon_copy_to_dmem was not returning failure when bytes
copied as read from dmemc register did not match with expected bytes.
Return error -EIO.

JIRA NVGPU-2220

Change-Id: I168f758c034193db6a13cc3f251b961c7d0095a3
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2201514
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Mahantesh Kumbar
525ff83910 gpu: nvgpu: Cleanup PMU unit header file pmu.h
Moved PMU subunits specific defines from pmu.h to
respective subunits header file by renaming properly
as needed

JIRA NVGPU-2457

Change-Id: Id29a2d5cb028fc69049738c735c5585b6276b115
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2199547
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Mahantesh Kumbar
5eeb751d58 gpu: nvgpu: Move PMU RTOS functions out from pmu.c
Moved PMU RTOS functions to new file from pmu.c to make clear
separation of PMU unit init & PMU RTOS init.

JIRA NVGPU-2457

Change-Id: I694bf561517b4b55f9396be8e132dc0da5cb29e6
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2199543
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Sagar Kamble
980c82e6ba gpu: nvgpu: remove deprecated gating_reglist hals
Since gp106 and gv100 support is now deprecated, remove corresponding
gating_reglist hals.

JIRA NVGPU-2175

Change-Id: I7f8ec08230990e8521b139d7dece78c55bee190c
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2173825
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Sagar Kamble
3444d729fd gpu: nvgpu: update compiling out cg changes
nvgpu_cg_pg_enable|disable functions are non-safe hence compile out
power_features.c. Corresponding functions from cg.c are also not
compiled. for e.g. nvgpu_cg_elcg_enable|disable, nvgpu_cg_blcg-
_mode_enable|disable, nvgpu_cg_slcg_gr_perf_ltc_load_enable|disable,
nvgpu_cg_elcg_set_elcg|blcg|slcg_enabled.
BLCG handling in nvgpu_cg_set_mode is non-safe hence compile it out
as well.

JIRA NVGPU-2175

Change-Id: I9940cc418d84eb30979dd50a2ed4a132473312fe
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2168957
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Mahantesh Kumbar
744cf2467d gpu: nvgpu: mem unlock ucode load & bootstrap changes
-Removed dependency from ACR unit to load mem unlock HS ucode
 on to FB Falcon using Falcon unit's HS ucode load bootstrap
 function.

JIRA NVGPU-3811

Change-Id: I29977fb0391797b53ad577a011a01c03e1853b74
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2195017
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Rajesh Devaraj
935c5f6578 gpu: nvgpu: fix misra violations in SDL
This patch addresses misra violations due to SDL error reporting
callbacks. In particular, it addresses the following misra violation:

- misra_c_2012_directive_4_7_violation: Calling function
  "nvgpu_report_*_err()" which returns error information without testing
  the error information.

JIRA NVGPU-4025

Change-Id: Ia10b6b3fd9c127a8c5189c3b6ba316f243cedf04
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196895
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Deepak Nibade
6849526d7f gpu: nvgpu: compile out ECC feature override in safety
Overriding of ECC feature is used only in Linux through device
tree fuse overrides. It's not supported in QNX. Hence compile
out below functions from safety build.

nvgpu_gr_get_override_ecc_val()
nvgpu_gr_override_ecc_val()

Move nvgpu_gr_get_golden_image_ptr() under CONFIG_NVGPU_DEBUGGER

Re-arrange all functions in gr_utils.c/h and move all non-safe
functions towards end of file.

Jira NVGPU-4028

Change-Id: Ie56fcf78c32a9b23d2e5f5b51701c5f8ccad62ec
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2199507
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Sagar Kamble
e53d24d6d2 gpu: nvgpu: fix MISRA Rule 8.6 violations
ifdef function prototypes with CONFIG_* defines. This fixes MISRA rule
8.6 violations which complain about undefined functions.
Also moved nvgpu_channel_get_from_file prototype to ioctl_channel.h &
nvgpu_probe to driver_common.h as those are linux specific. Define
nvgpu_init_soc_vars in posix/soc.c as it is implemented in QNX.

JIRA NVGPU-3873

Change-Id: I5d2b238e1b5d1318867cd2416ac5f03cc6ab7c6a
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196794
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Jeremy Ho
6118009b84 gpu: nvgpu: remove reversed ordering for deadlock
In some cases, we would get deadlock issue due to there are two locks
acquisition on common clk driver's lock and nvgpu driver's locks. At
the bug, inconsistent lock ordering problem will come with one thread
gets "nvgpu lock -> clk lock" and the other thread gets "clk lock ->
nvgpu lock".

Slove the latter path with one-time initializing clk_parent entry
and use cached data afterward.

Bug 2555115

Change-Id: I31c5c2728f406307e7cfd4e555f4db0c163234d8
Signed-off-by: Jeremy Ho <jeremyh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2146727
(cherry picked from commit 42c2bdfb9f)
Reviewed-on: https://git-master.nvidia.com/r/2160290
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Nitin Kumbhar
cfb3067893 gpu: nvgpu: gr: fix coverity null check issue
gr config is allocated and initialized as part of gr_init_setup_sw().
The sw setup is done before gr_init_setup_hw() where sm id table
is initialized. This makes the gr_config == NULL check redundant.

Fix the coverity issue (dereference before null check) by removing
the redundant check.

JIRA NVGPU-4026

Change-Id: I16a8700ff5fee524c2e32e75b621e74c59c8e44f
Signed-off-by: Nitin Kumbhar <nkumbhar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2199360
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Vinod G
0deeb6b2f8 gpu: nvgpu: Fix misra 4.7 errors in gr ecc unit
Fix misra 4.7 violations in gr ecc unit
misra_c_2012_directive_4_7_violation: return error information hasn't been tested.

jira NVGPU-4054

Change-Id: I6e10a637f45886667de733827444526216061cc7
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2197398
Reviewed-by: Prateek Sethi <prsethi@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
ajesh
ca39cacdaf gpu: nvgpu: fix MISRA violations in utils unit
Rule 21.1 states that #define and #undef shall not be used on a
reserved identifier or reserved macro name.
Rule 21.2 states that a reserved identifier or macro name shall
not be declared.
Fix violations of the above rules in utils unit.

Jira NVGPU-3878

Change-Id: I4302c498f5fb533699d2e53b9d1ffe1e7ccf53f2
Signed-off-by: ajesh <akv@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2194035
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Deepak Nibade
21bf0d6d71 gpu: nvgpu: doxygen for gr/gr_falcon.h
Add doxygen documentation for gr/gr_falcon.h header

Also move below functions under appropriate compile time flag:
- nvgpu_gr_falcon_get_pm_ctxsw_image_size() under CONFIG_NVGPU_DEBUGGER
- nvgpu_gr_falcon_get_preempt_image_size() under CONFIG_NVGPU_GRAPHICS
- nvgpu_gr_falcon_get_fecs_mutex() under CONFIG_NVGPU_ENGINE_RESET
- nvgpu_gr_falcon_bind_fecs_elpg() under CONFIG_NVGPU_POWER_PG

Also remove CONFIG_NVGPU_GRAPHICS flag used for falcon methods related
to ELPG. Use CONFIG_NVGPU_POWER_PG instead.

Jira NVGPU-4028

Change-Id: I8b93b786a2fca90998e6c1204e0a17843bc577b0
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2197148
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Vinod G
8a7e76b8a2 gpu: nvgpu: fix misra errors in gr unit
Fix few misra 4.7 and misra 14.3 violations in gr units.

misra_c_2012_rule_14_3_violation:
The condition "compute_preempt_mode != 0U" must be true.

Fix misra_c_2012_directive_4_7_violation using following functions
nvgpu_gr_global_ctx_buffer_sys_alloc
nvgpu_gr_setup_validate_channel_and_class
gr_gv11b_ecc_scrub_is_done

Jira NVGPU-4054

Change-Id: I64ba6fb29d202abbe12a38b94f6080f63c070db9
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196596
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Vinod G
9d6e774f20 gpu: nvgpu: whitelisting misra 14.3 bug in gr unit
Whitelisting MISRA Rule 14.3 known bug in gr unit
Tracked under nvbug 2615925

Jira NVGPU-4054

Change-Id: I5eae8ba2cd0ca2ba2d051233995bbda280335a5b
Signed-off-by: Vinod G <vinodg@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196521
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Adeel Raza <araza@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Debarshi Dutta
dd3517a8cb gpu: nvgpu: Fix misra violation
This patch fixes the below misra violation.

kernel/nvgpu/drivers/gpu/nvgpu/hal/fifo/pbdma_gm20b_fusa.c:225
  Checker: MISRA C-2012 Rule 10.8 (Required)

kernel/nvgpu/drivers/gpu/nvgpu/hal/fifo/pbdma_gm20b_fusa.c:225:
  1. misra_c_2012_rule_10_8_violation: Cast from 8 bit width expression
"8U >> 2" to a wider 32 bit type.

Jira NVGPU-3881

Change-Id: I4c596129064007ffb4c37e8b86d88f51dadfce14
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2196115
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Adeel Raza
3107bc862b gpu: nvgpu: ifdef function prototypes in headers
ifdef function prototypes with CONFIG_* defines. This fixes MISRA rule
8.6 violations which complain about undefined functions.

JIRA NVGPU-3873

Change-Id: I4794eceed475672f347621ac25c09552a25d4ac1
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2195585
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00
Adeel Raza
fb418a2cb3 gpu: nvgpu: delete unused function prototypes
gv11b_fb_reset() and nvgpu_tegra_fuse_write_gcplex_config_fuse() are no
longer implemeneted. Delete their function prototypes from headers.

JIRA NVGPU-3873

Change-Id: I6d40ed26529191f958e85438e9ada6e72ad5e23c
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2195574
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
2020-12-15 14:05:52 -06:00