Commit Graph

7434 Commits

Author SHA1 Message Date
Philip Elcan
031d2b77a2 gpu: nvgpu: remove log_common from fusa build
Remove log_common.c from safety build since it is only used in
linux-specific code.

JIRA NVGPU-4818

Change-Id: Ic7f21617231cdc4f6a15a94d83275bcbe5901a30
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2276025
GVS: Gerrit_Virtual_Submit
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
b3960b2628 gpu: nvgpu: unit: improve gm20b channel coverage
Add cases to trigger BUG() when passing invalid ch->chid.
This causes BUG() when computing register address for
ccsr_channel_inst_r(i) and ccsr_channel_r(i).

Jira NVGPU-4673

Change-Id: I313c6e6e65b38310af39f9817bb2398edf118d89
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2276022
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Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
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Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:10:29 -06:00
Seshendra Gadagottu
b662fdfaf7 gpu: nvgpu: arch: add yaml support for nvgpu-next
JIRA NVGPU-4383

Change-Id: Id6748f6e20e0ed831154a1d87639b03512bf049c
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268327
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Reviewed-by: Seema Khowala <seemaj@nvidia.com>
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2020-12-15 14:10:29 -06:00
seshendra
4ce4cdcd0f gpu: nvgpu: t23x: init hal for nvgpu-next
Add hooks for nvgpu-next init hal.

JIRA NVGPU-4383

Change-Id: Ia899878743bca35d911c74444749f254ba94bbe0
Signed-off-by: seshendra <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2243694
Reviewed-by: Seema Khowala <seemaj@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2020-12-15 14:10:29 -06:00
Deepak Nibade
c7fa4109a8 gpu: nvgpu: remove extra semicolon in nvgpu_gr_config_init()
Extra semicolon showed up as extra statement for which coverage was
missing as per Vectorcast. Remove the extra semicolon.

Jira NVGPU-4778

Change-Id: Id0135511a50d88c9a3ca5447dd6ebfd3dd9fa52d
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2276344
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Reviewed-by: Nitin Kumbhar <nkumbhar@nvidia.com>
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2020-12-15 14:10:29 -06:00
Deepak Nibade
27d5dcc946 gpu: nvgpu: remove unnecessary asserts in global_ctx subunit
Below functions in common.gr.global_ctx subunit include unnecessary
asserts to ensure value is not truncated when parsing into U32 size.
nvgpu_gr_global_ctx_init_local_golden_image()
nvgpu_gr_global_ctx_load_local_golden_image()

Make use of nvgpu_safe_cast_u64_to_u32() and remove unnecessary
asserts

Jira NVGPU-4778

Change-Id: Ia1da30f514632bca4a947a1018932a2424031e13
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2275919
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Reviewed-by: Nitin Kumbhar <nkumbhar@nvidia.com>
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2020-12-15 14:10:29 -06:00
Seshendra Gadagottu
9160bd29c3 gpu: nvgpu: gm20b: update whitelist reg list
Added gm20b whitelist register access list with following
zcull registers:
gr_pri_gpcs_setup_debug_z_gamut_offset
gr_pri_gpcs_zcull_ctx_debug

Access to these registers is required by 3d API drivers to write
zcull depth values less than 0.25

Bug 2757650

Change-Id: I8eae7b027831b6c61b144898476dcb83cbe09644
Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2274559
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2020-12-15 14:10:29 -06:00
Thomas Fleury
6828487f70 gpu: nvgpu: unit: coverage for gm20b pbdma status
Add coverage for the following function:
- gm20b_read_pbdma_status_info

Jira NVGPU-4673

Change-Id: I30c20932f84aac4a96efcb023ca85c5fbaecac1c
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2270924
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2020-12-15 14:10:29 -06:00
Thomas Fleury
11aeb94d75 gpu: nvgpu: fix next_id in pbdma status
populate_load_chsw_status_info and populate_switch_chsw_status_info
were using the wrong accessor to read next_id field from
pbdma status.

Use fifo_pbdma_status_next_id_v() to read next_id.
Also clean up code to use engine_status when available.

Jira NVGPU-4673

Change-Id: I9ec916dd6ce2f429ef24ebead47d315033b3f250
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2270923
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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2020-12-15 14:10:29 -06:00
Nicolas Benech
cc7bffd8cd gpu: nvgpu: gops: name inner structures for doxygen
When generating Doxygen XML, if an inner structure is anonymous, the
generated XML will remove the inner structure and merge its members
with the parent structure. This is not ideal for tooling, so this
patch adds a name to a few anonymous structures.

JIRA NVGPU-3510

Change-Id: I42556a6b2a2f9a156d9a74fa894197c845656adc
Signed-off-by: Nicolas Benech <nbenech@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2274706
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
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Reviewed-by: Vinod Gopalakrishnakurup <vinodg@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
2088dc5d85 gpu: nvgpu: remove dead code for get gr runlist_id
nvgpu_engine_get_gr_runlist_id gets the first instance of
active GR engine using nvgpu_engine_get_ids. Therefore the
engine_id is already known to be valid.
Remove call to nvgpu_engine_get_active_eng_info (which iterates
all engines), and fetch f->engine_info[engine_id] instead.
Also remove non-NULL test for engine_info, which could not
be true.

Jira NVGPU-4511

Change-Id: Ifcc0851e3d14d862e2ed7b21ea57f17a66eca9dd
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2263617
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
ca17622b7e gpu: nvgpu: set invalid veid for non GR engines
In nvgpu_engine_mmu_fault_id_to_eng_id_and_veid, set veid to
invalid for non-GR engines.

Jira NVGPU-4511

Change-Id: I2cec7898f8f7dec15224fdf70c444c0dd6de8a16
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2262220
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2020-12-15 14:10:29 -06:00
Thomas Fleury
6fa5da61d7 gpu: nvgpu: use engine_id to access engine_info
Generalize use of "engine_id" variable name to index f->engine_info.

Jira NVGPU-4511

Change-Id: Ie3bc2c701dc3bab833d6ac134273dd6a102528c2
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2262219
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
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Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
66b68edd6b gpu: nvgpu: iterator name for active_engines
Some functions used engine_id or eng_id to index active_engines_list,
which could get confusing when used in conjunction with similar
variable as active_engine_id or act_eng_id.

Use generic iterator name i or j instead, to make it clear that
f->active_engines_list is NOT indexed by engine id.

Jira NVGPU-4511

Change-Id: I07a6bf00dfb6d4e608b10f2f79e38a70e557428c
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2262218
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
269fe8bea6 gpu: nvgpu: compile channel dbg_s_* only for debugger
Channel's dbg_s_lock and dbg_s_list are only needed when
CONFIG_NVGPU_DEBUGGER is defined.

Conditionally compile those fields, so that they are
not present in safety build and related documentation.

Jira NVGPU-4376

Change-Id: Ie2e99a39e5cbb60fb05d3eccc4c57242f0eef303
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2273262
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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GVS: Gerrit_Virtual_Submit
Reviewed-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
67696c6870 gpu: nvgpu: conditionally compile tsg event ids
event_id_list and event_id_list_locks fields are only
needed in nvgpu_tsg when CONFIG_NVGPU_CHANNEL_TSG_CONTROL
is defined.

Conditionally compile those fields and related code,
so that they are removed from safety build.

Jira NVGPU-4376

Change-Id: I8678aa1b8cd4166aa37bcb42cda1eb9c703fd32f
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2273261
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2020-12-15 14:10:29 -06:00
Scott Long
ae44d384f3 gpu: nvgpu: MISRA 4.5 fixes to round_up()
MISRA Advisory Directive 4.5 states that identifiers in the same
name space with overlapping visibility should be typographically
unambiguous.

The presence of both the roundup(x,y) and round_up(x,y) macros in
the posix utils.h header incurs a violation of this rule.

These macros were added to keep in sync with the linux kernel variants.

However, there is a key distinction between how these two macros
work in the linux kernel; roundup(x,y) can handle any y alignment while
round_up(x,y) is intended to work only when y is a power-of-two.

Passing a non-power-of-two alignment to round_up(x,y) results in an
incorrect value being returned (silently).

Because all current uses of roundup(x,y) and round_up(x,y) in
nvgpu specify a y value that is a power-of-two and the underlying
posix macro implementations assume as much, it is best to remove
roundup(x,y) from nvgpu altogether to avoid any confusion.

So this change converts all uses of roundup(x,y) to round_up(x,y).

Jira NVGPU-3178

Change-Id: I0ee974d3e088fa704e251a38f6b7ada5a7600aec
Signed-off-by: Scott Long <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2271385
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Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:10:29 -06:00
shashank singh
3f65316312 gpu: nvgpu: add bitmask to fault injection
Some APIs(especially that created thread) are hard to test with current
fault injection logic. Introduce bitmask so that the fault injection can
be enabled at any arbitrary iteration.

Bug 200580790

Change-Id: I990ba442d2c1dbd9f44d565bd2ce0196f8653257
Signed-off-by: shashank singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268729
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Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Tested-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
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2020-12-15 14:10:29 -06:00
shashank singh
4db949d5b5 gpu: nvgpu: serialize thread exceution to avoid fi races
For some code that is tested using public APIs it's not safe for the
parent thread to continue while the child thread is running. Fault
injection per thread pointer points to the same container for both
parent thread as well as the created one. So, there is chance of a race
in fault injection functionality. Serialize the run so that race can be
mitigated. Caller of nvgpu_thread_create() API should ensure that the
created thread is stopped using some fault injection or otherwise.

Bug 200580790

Change-Id: I334c07c4bac6e43d67de9bfc581dad021e421acd
Signed-off-by: shashank singh <shashsingh@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268133
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
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GVS: Gerrit_Virtual_Submit
Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Tested-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
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2020-12-15 14:10:29 -06:00
rmylavarapu
3dfd87c612 gpu: nvgpu: Refactor PERF Change_Seq unit
-Created ucode_perf_change_seq_inf.h and moved all
 change_seq interface structs and MACROs
-Moved nvgpu_clk_set_req_fll_clk_ps35 from clk unit
 to change_seq unit
-Removed MACROs and includes which are not needed

NVGPU-4448

Change-Id: I04ab32cbc9a1fc827f3360a8ea0f367019981823
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2266051
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2020-12-15 14:10:29 -06:00
rmylavarapu
983c15bca2 gpu: nvgpu: Refactor PERF Pstate unit
-Created ucode_perf_pstate_inf.h and moved all
 pstate interface structs and MACROs.
-Created nvgpu_perf_pstate_get_lpwr_index for getting
 lpwr index
-Created nvgpu_clk_domain_get_from_index for getting
 clk_domain from index
-Removed pstate_get_status code which is not needed
 for tu10a profile
-Removed MACROs and includes which are not needed

NVGPU-4448

Change-Id: I516816a1d92a60a91ea479cb9c334d332d3d7a89
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2264716
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
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2020-12-15 14:10:29 -06:00
rmylavarapu
8f154fb6eb gpu: nvgpu: Refactor PERF VFE unit
-Created ucode_perf_vfe_inf.h and moved all VFE
 interface structs and MACROs into this header
-Created nvgpu_clk_fll_get_fmargin_idx to get
 freq margin index
-Created nvgpu_vfe_var_get_s_param to read s_param
-Removed MACROs and header includes which are
 not needed

NVGPU-4448

Change-Id: I89f946d555bcbc7823665d2a5a761049f7a5e963
Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2260150
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
d0118c297e gpu: nvgpu: Whitelist MISRA 10.3 violations
MISRA rule 10.3 doesn't allow value of an expression to be assigned to a
narrower or different essential type object.
Currently, in nvgpu_do_assert() "false" value is recognized as "signed
8-bit int". And so passing value false to nvgpu_assert converts signed
8-bit int to boolean. This is a coverity bug acknowledged by Synopsys.
This patch adds whitelisting to nvgpu_do_assert() macro.

Bug 2623654
Bug 200510004
Jira NVGPU-4780

Change-Id: Ibe35b30c12e2575f45e25ef21741627957b4ea75
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2271448
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 14:10:29 -06:00
Sagar Kamble
1513061fdd gpu: nvgpu: falcon: test and code updates for more branch coverage
Passing branch of nvgpu_timeout_peek_expired was not covered due to jump
over it in nvgpu_falcon_mem_scrub_wait. Remove that jump to cover the
branch.
Add unit test for covering the error handling in case of read from
DMEM control register returns invalid data using fault injection.

JIRA NVGPU-4814

Change-Id: I9f99186bd2b1c5f39ead130d3161d3e7fa622ac4
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2272937
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2020-12-15 14:10:29 -06:00
Philip Elcan
6800aa7c51 gpu: nvgpu: unit: add worker unit test
Add unit test for worker unit.

To get full coverage, a new fault injection is added for the thread API
nvgpu_thread_is_running to return true after a number of executions.

JIRA NVGPU-915

Change-Id: Ib631d4af7dac3dde37bed3b5de81f3164a6df1b0
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2265714
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2020-12-15 14:10:29 -06:00
Petlozu Pravareshwar
7a1b5c0d44 gpu: nvgpu: unit: update fault injection handler
Update fault injection handling for the following
mock API:
- NvTegraSysGetPlatform()

JIRA NVGPU-3909

Change-Id: I60b218d6e6786ba7b90a1cd1587e5856ad8a197a
Signed-off-by: Petlozu Pravareshwar <petlozup@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2262773
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2020-12-15 14:10:29 -06:00
Sagar Kamble
cdeaf09b2b gpu: nvgpu: falcon: whitelist MISRA 11.3 violations
Whitelist 2 MISRA Rule 11.3 violations in falcon that were approved as
deviations in TID-415. Check for alignment is added before casting the
u8 pointer to u32 pointer and unaligned source buffers are handled
byte by byte.

JIRA NVGPU-4812
JIRA TID-415

Change-Id: Ib7aaced0714029392c9d94468a74f11f182c9d74
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2272752
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
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2020-12-15 14:10:29 -06:00
Abdul Salam
052f15deb9 Revert "gpu: nvgpu: Refactor Clk, Volt sub-unit"
This reverts commit 919a08a13bb240354533da27b0335f50c0808e7a.

Bug 2797423

Change-Id: Iaa99b71f172ad5e40a63c57f7b5f8ee7dced57ca
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2272966
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
79c64d64be gpu: nvgpu: fix MISRA Directive 4.7 errors in MM
Directive 4.7 requires function returned error information to be tested
before returning the error. This patch prints error message if returned
value indicates error.

Jira NVGPU-4780

Change-Id: I9e461b94369a72fb695d05a9b6482c9b66ede55d
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2271509
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
399a8f3125 gpu: nvgpu: unit: nvgpu.hal.fifo.ctxsw_timeout UT
This unit test covers most of the nvgpu.hal.fifo.ctxsw_timeout module
lines and all branches.

Jira NVGPU-4388

Change-Id: I3b3855e6710073c1f878a2f7155a975373094da1
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2264345
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
6ef960dbc7 gpu: nvgpu: unit: nvgpu.hal.fifo.ramfc unit test
This unit test covers most of the nvgpu.hal.fifo.ramfc module lines and
all branches.

Jira NVGPU-4390

Change-Id: I7ef596089deab6fdb351f239124e59dc416a3aa7
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2260493
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
9c7051d37f gpu: nvgpu: unit: nvgpu.hal.fifo.ramin unit test
This unit test covers most of the nvgpu.hal.fifo.ramin module lines and
almost all branches.

Jira NVGPU-4391

Change-Id: Iaae4240305822707dd6446cec0ecc9e833ebffdc
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2259638
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
0ca906a6ad gpu: nvgpu: unit: fifo: fifo unit test
This unit test covers most of the nvgpu.common.fifo.fifo module lines
and almost all branches.

Jira NVGPU-3697

Change-Id: I5722277a3e1630a902f63b707eb3de1c4e1876b0
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2237796
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
917fb2e2df gpu: nvgpu: unit: fifo: channel unit test
This unit test covers remainder of the nvgpu.common.fifo.channel module
lines and branches.

Jira NVGPU-3696

Change-Id: I590faac1e4340d8fa2e5a7e591249128ec2b8760
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2241973
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2020-12-15 14:10:29 -06:00
Scott Long
83d4e3c7a7 gpu: nvgpu: MISRA 4.5 fixes to mmu code
MISRA Advisory Directive 4.5 states that identifiers in the same
name space with overlapping visibility should be typographically
unambiguous.

In both the nvgpu_locate_pte_last_level() and gp10b_get_pde0_pgz()
routines this violation is raised because a variable used as
a for-loop index ('i') is ambiguous with a parameter that points
to a struct gk20a_mmu_level ('l').

To fix these violations the loop index 'i' is renamed to 'idx'.

Jira NVGPU-3178

Change-Id: I2cec904201075b48ab6ccfbd0ff6d7e9dcac2867
Signed-off-by: Scott Long <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2271456
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Adeel Raza <araza@nvidia.com>
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
e668442e92 gpu: nvgpu: modify nvgpu_timeout_expired() for UT
Currently, nvgpu_timeout_expired returns -ETIMEDOUT almost always.
Modifying the macro provides more control on return value, and we can
return 0 indicating timeout not expired. This will allow timeout not
expired branch cbranch coverage.

Jira NVGPU-4675

Change-Id: Ib83bf15cf5f633639d516a939a7ca52b9866fc51
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2269743
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Tejal Kudav <tkudav@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
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2020-12-15 14:10:29 -06:00
Scott Long
9963b09101 gpu: nvgpu: MISRA 4.5 assert fix
MISRA Advisory Directive 4.5 states that identifiers in the same
name space with overlapping visibility should be typographically
ambiguous.

The use of both ASSERT_CONCAT() and ASSERT_CONCAT_() macros in
the implementation of the nvgpu_static_assert() macro violates
this directive.

This change switches ASSERT_CONCAT() to ASSERT_ADD_INFO() and
ASSERT_CONCAT_() to ASSERT_CONCAT() to eliminate the violation.

Jira NVGPU-3178

Change-Id: I2bf232f3b49267f2f9a211d614969cfc60d3983d
Signed-off-by: Scott Long <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2270893
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Adeel Raza <araza@nvidia.com>
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2020-12-15 14:10:29 -06:00
tkudav
cb8003d9e0 gpu: nvgpu: Modify common.top for better coverage
Following changes are done to common.top code and UT:

1.Change return type for device_info_parse_enum to void as it can never
return non-zero value.
   - This is a private HAL and is only called by get_device_info HAL.
   - It gets called only for table entry with entry type = enum.
   - So there is no error path left.
This helps remove unnecessary branches and get better branch coverage

2. Check if the data parsing function pointers are not NULL before
parsing the device tree. Return error if there are no functions
to interpret the device_info table registers. Add checks for same in
unit test test_get_device_info().

JIRA NVGPU-2204

Change-Id: I8833da7aa58b070d19b50ee17f64362f301bd792
Signed-off-by: tkudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2269603
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2020-12-15 14:10:29 -06:00
Scott Long
95c09bdddd gpu: nvgpu: MISRA 4.5 fixes to min_t()
MISRA Advisory Directive 4.5 states that identifiers in the same
name space with overlapping visibility should be typographically
ambiguous.

The uses of 'a'/'__a' and 'b'/'__b' in the implementation of the
min_t() macro are in violation of this directive.

This change switches '__a' to 't_a' and '__b' to 't_b' (where
't_' stands for "typed") to eliminate these violations.

Jira NVGPU-3178

Change-Id: I72394203ae59ba4d64ca5b539943c3efe9660417
Signed-off-by: Scott Long <scottl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2270879
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Adeel Raza <araza@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:10:29 -06:00
Vedashree Vidwans
a615604411 gpu: nvgpu: fix MISRA 11.2 nvgpu_sgl
MISRA rule 11.2 doesn't allow conversions of a pointer from or to an
incomplete type. These type of conversions may result in a pointer
aligned incorrectly and may further result in undefined behavior.

This patch addresses rule 11.2 violations related to pointers to and
from struct nvgpu_sgl. This patch replaces struct nvgpu_sgl pointers by
void pointers.

Jira NVGPU-3736

Change-Id: I8fd5766eacace596f2761b308bce79f22f2cb207
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2267876
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2020-12-15 14:10:29 -06:00
Thomas Fleury
6b62e0f79a gpu: nvgpu: engine preempt timeout in safety
Preempt TSG occurs in non-mission mode, when unbinding channel
from TSG, or aborting TSG. Should a preempt not complete on
engine, we expect other HW safety mechanisms such as FECS
watchdog to detect issues that prevented saving current context.
Add BUG_ON when attempting to recover from preempt timeout,
to make sure we got such error, and sw_quiesce has been
requested.

Jira NVGPU-4230

Change-Id: Ia26a61e703f74eb28d29e72e75664ca4ec97a586
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2265082
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2020-12-15 14:10:29 -06:00
Thomas Fleury
07a0fe707f gpu: nvgpu: mmu_fault_id for ce mmu fault handling
gv11b_mm_mmu_fault_handle_mmu_fault_common was calling
gv11b_mm_mmu_fault_handle_mmu_fault_ce for any mmu_engine_id
greater than gmmu_fault_mmu_eng_id_ce0_v().
This include GR engine on gv11b.

Check the range of mmu_fault_id for CEs instead, before
calling gv11b_mm_mmu_fault_handle_mmu_fault_ce.

Jira NVGPU-4511

Change-Id: I28a78872918dc97e0878ef4c116059eaf5d7fa7b
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2264975
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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2020-12-15 14:10:29 -06:00
Thomas Fleury
5856b230fb gpu: nvgpu: add gv11b device_info parse data
Device info data format has changed from gp10b to
gv11b, and MMU fault id was incorrectly decoded for GR engine.
Add gv11b_device_info_parse_data HAL to decode device info
data with correct field definitions.

Move gp10b device_info parse data to non-fusa, since
it is not used anymore in safety build.

Jira NVGPU-4511

Change-Id: I2b3f3b5fec977d63a9ad6cfd99c04f375cf997e8
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2262217
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2020-12-15 14:10:29 -06:00
Thomas Fleury
f75a12e9c8 gpu: nvgpu: set id on MMU fault for unbound ch
Currently, gv11b_mm_mmu_fault_handle_mmu_fault_refch does not
set id when MMU fault occurs for a referenceable channel which
is not bound to TSG.

This can later on result in a crash when attempting to access
related channel context, using this unitialized id.

Jira NVGPU-4511

Change-Id: Ic8885ec89076cf8cc6c2b641f4a85e766d4b536a
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2264860
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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2020-12-15 14:10:29 -06:00
Abdul Salam
14b218c284 gpu: nvgpu: Refactor Clk, Volt sub-unit
As a part of refactoring, we need to move the volt unit from perf to pmu
as it belongs there and also move the arbitor specific functions under
CLK_ARB as they will be removed from safety build.
This patch does the following
*Move volt struct from perf to pmu
*Move volt setup from pmu_pstate to volt
*Move clk freq related functions into CLK_ARB

NVGPU-4491
NVGPU-4492

Change-Id: I7180cd12bbf91cc4d2e79b6e2d71c16e494c8ff0
Signed-off-by: Abdul Salam <absalam@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268215
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:10:29 -06:00
tkudav
933b62a36e gpu: nvgpu: Add branch coverage for common.bus
Cover all possible branches for if statements.

JIRA NVGPU-928

Change-Id: I29dfa9e6f061cfae65619e4518ccf685ba9a4bea
Signed-off-by: tkudav <tkudav@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2266235
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2020-12-15 14:10:29 -06:00
mkumbar
2df0b39957 gpu : nvgpu: pmu: remove fb_surface payload support
fb_surface payload used to send boardobjs for GV100
dGPU, but these are not required as Turing uses super
surface to share boardobjs with PMU Microcode.

JIRA NVGPU-4446

Change-Id: I295a0768bbed6e2dc385c33113669b0ca0a1b9b4
Signed-off-by: mkumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2265594
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2020-12-15 14:10:29 -06:00
dnibade
ab76dc1ad5 gpu: nvgpu: unit: add coverage tests for gops.gr.init.ecc_scrub_reg
Add new unit test to cover gops.gr.init.ecc_scrub_reg HAL function

gops.gr.init.ecc_scrub_reg HAL can generate TIMEOUT errors which are
not returned to caller currently. Update this HAL to return int value
for error propagation.

Jira NVGPU-4458

Change-Id: I98f4d5af2ef17cc4301951fec4d660638c8ef72c
Signed-off-by: dnibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2265456
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:10:29 -06:00
Vaibhav Kachore
85e6ccc4b3 gpu: nvgpu: remove dGPU specific code
- This variable was introduced for MaxP/MaxQ feature which is
supported only on dGPU.
- This patch removes this code from safety build as dGPU is not
supported on it.

Bug 200556366

Change-Id: I1131f756376df587c8a8ed91edd5d62822214a7f
Signed-off-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268973
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:10:29 -06:00
ddutta
c9bb9da6da gpu: nvgpu: Reduce CCM for nvgpu_channel_setup_bind
A new static function channel_setup_bind_prechecks is constructed.
All precondition checks present in nvgpu_channel_setup_bind are moved
to channel_setup_bind_prechecks.

Jira NVGPU-4063

Change-Id: I1c784bd74628ba95f427d9b53629016e8b0acb9a
Signed-off-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2268076
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
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2020-12-15 14:10:29 -06:00