Commit Graph

19 Commits

Author SHA1 Message Date
Antony Clince Alex
5555b6db87 gpu: nvgpu: add isr_handle_0/1 priv_ring gops
Add below hals to priv_ring gops. These hals are used from gp10b onwards.
- isr_handle_0
- isr_handle_1

Jira: NVGPU-4669

Change-Id: I95aaebfd4c9c292b7b0da98cd34ac2a8472a5e1d
Signed-off-by: Antony Clince Alex <aalex@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2318245
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Reviewed-by: Seema Khowala <seemaj@nvidia.com>
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2020-12-15 14:13:28 -06:00
Seema Khowala
31b8ecbcee gpu: nvgpu: gp10b: sim: handle priv ring interrupts
priv_ring interrupts are enabled for sim. Handle the
interrupt on sim too.

JIRA NVGPU-4864
JIRA NVGPU-5017

Change-Id: I2ff16c0a8ff152839765556dd3b117995f9de109
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2306040
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2020-12-15 14:13:28 -06:00
Seema Khowala
9ca89fa97f gpu: nvgpu: gm20b: enable priv_ring interrupts for sim
Simulation platform supports priv_ring interrupts.

JIRA NVGPU-4864
JIRA NVGPU-5017
Bug  2848340

Change-Id: Ia37e7f6aa6ce6ab654772d7688243c8fe931a80d
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2293680
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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
Rajesh Devaraj
af88174463 gpu: nvgpu: fix issues in error reporting functions
This patch does the following:
 - removes (void) prefix from nvgpu_repor_pri_err().
 - adds return value in doxygen description.

JIRA NVGPU-4034

Change-Id: Icab8b4351709f5d34895ceb2a99c85e1782e0eb0
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2225187
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Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: Antony Clince Alex <aalex@nvidia.com>
Reviewed-by: Ankur Kishore <ankkishore@nvidia.com>
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2020-12-15 14:10:29 -06:00
Philip Elcan
c6e784a2d9 gpu: nvgpu: priv_ring: reduce CCM for gp10b_priv_ring_isr
Reduce the code complexity of gp10b_priv_ring_isr() by making helper
functions gp10b_priv_ring_isr_handle_status0() and
gp10b_priv_ring_isr_handle_status0().

This reduces the TCC metric from 14 to 4.

JIRA NVGPU-4064

Change-Id: I87537d37b2335fe0ce7c103e2d7851b0992eaff1
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2212888
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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
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
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2020-12-15 14:05:52 -06:00
Adeel Raza
252ddc4f05 gpu: nvgpu: add coverity whitelisting support
Add macros for whitelisting coverity violations. These macros use pragma
directives. The pragma directives and whitelisting macros are only
enabled when a coverity scan is being run.

The whitelisting macros have been added to a new header called
static_analysis.h. The contents of safe_ops.h (CERT C safe ops) have
been moved into static_analysis.h because this will be the new header
for static analysis related macros/defines/etc.

JIRA NVGPU-3820

Change-Id: I9c63f20f670880b420415535738034619314b7c3
Signed-off-by: Adeel Raza <araza@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2180600
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2020-12-15 14:05:52 -06:00
Nitin Kumbhar
bcc21dbd0b gpu: nvgpu: fix PRE31-C violations in priv ring and pbdma
nvgpu_err() macro with nvgpu_readl() call results in a
volatile access. This violates PRE31-C rule - "Using an unsafe
function-like macro with side effect in argument nvgpu_readl()"
due to side effect of a volatile access.

Fix this by moving nvgpu_readl() calls before nvgpu_err().

JIRA NVGPU-3908

Change-Id: I927d515c4b24cd4cfca16691918f327e06894c5a
Signed-off-by: Nitin Kumbhar <nkumbhar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2178415
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2019-08-21 04:49:58 -07:00
Philip Elcan
a09142c231 gpu: nvgpu: priv_ring: fix CERT-C violations
CERT-C Rule INT30-C Requires that unsigned integer operations do not
wrap. Fix these violations by using the safe ops.

JIRA NVGPU-3868

Change-Id: Ifc7396146d85b34d6bd04eb16675ab6234364b1b
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2166258
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2019-08-05 16:56:23 -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
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Reviewed-by: Sagar Kamble <skamble@nvidia.com>
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2019-07-03 02:46:15 -07:00
Sagar Kamble
5d37a9e489 gpu: nvgpu: compile out sim changes from safety build
As sim is non-safe unit compile it out. Also removed FMODEL related
nvgpu changes and unit tests from the safety build.

JIRA NVGPU-3527

Change-Id: I22c83e195a09f9150fb6f5a3afff91df2ea075b9
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2139455
Reviewed-by: Deepak Nibade <dnibade@nvidia.com>
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2019-06-20 16:05:33 -07:00
Rajesh Devaraj
fcb7635a92 gpu: nvgpu: gops initialization for SDL
This patch moves gops init related to SDL from qnx to common-core. For this
purpose, it does the following changes:
- Adds stub functions for linux and posix.
- Updates nvgpu_init.c for mapping err_ops with report error APIs.
- Updates nvgpu_err.h header file to include prototypes related to error
  reporting APIs.
- Updates nvgpu-linux.yaml file to include sdl_stub file.

Jira NVGPU-3237

Change-Id: Idbdbe6f8437bf53504b29dc2d50214484ad18d6f
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2119681
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2019-05-30 02:18:05 -07:00
Seema Khowala
2e912e13d0 gpu: nvgpu: priv_ring MISRA fix for rule 10.3
JIRA NVGPU-3288

Change-Id: Icf0b91de37408be2c3d28c3cd442d2e4af2e13d1
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2110651
Reviewed-by: Alex Waterman <alexw@nvidia.com>
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Reviewed-by: Philip Elcan <pelcan@nvidia.com>
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2019-05-03 14:05:21 -07:00
Rajesh Devaraj
4ad98e87ad gpu: nvgpu: Enable the reporting of PRI access violation
- Enable the reporting of PRI access violation.
- While enabling PRI access violation, it has been found that PRI timeout
  reporting was added part of ptimer. Since both PRI timeout and access
  violation are logically co-related, we have decided to add them as part
  of PRIV_RING.

Jira NVGPU-3087

Change-Id: I5543f1b5d0ab01354ffff16c172a635b2df1fd26
Signed-off-by: Rajesh Devaraj <rdevaraj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2087824
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2019-04-04 04:08:22 -07:00
Seema Khowala
c905858565 gpu: nvgpu: add cg and pg function
Add new power/clock gating functions that can be called by
other units.

New clock_gating functions will reside in cg.c under
common/power_features/cg unit.

New power gating functions will reside in pg.c under
common/power_features/pg unit.

Use nvgpu_pg_elpg_disable and nvgpu_pg_elpg_enable to disable/enable
elpg and also in gr_gk20a_elpg_protected macro to access gr registers.

Add cg_pg_lock to make elpg_enabled, elcg_enabled, blcg_enabled
and slcg_enabled thread safe.

JIRA NVGPU-2014

Change-Id: I00d124c2ee16242c9a3ef82e7620fbb7f1297aff
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2025493
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2019-03-08 16:24:35 -08:00
Deepak Nibade
87b5cd6528 gpu: nvgpu: remove hw_pri_ringmaster_*.h header include from gr_gk20a.c
In gr_gk20a_init_gr_config() we right now directly access a register
from hw_pri_ringmaster_*.h h/w header to read FBP count

Add a new HAL operation to PRIV_RING unit and start using it in GR code
instead of directly accessing register
g->ops.priv_ring.get_fbp_count()

Jira NVGPU-2894

Change-Id: I8a7b5423e28ef40612f55cb2915d7a2cff2f7435
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2030673
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2019-03-05 03:48:08 -08:00
Seema Khowala
0a0120c18b gpu: nvgpu: move chip specific priv_ring to hal
Move chip specific priv_ring code from common/priv_ring to
hal/priv_ring.

JIRA NVGPU-2033

Change-Id: If0354dbd444750966e799d3b8466d1bfa63e896b
Signed-off-by: Seema Khowala <seemaj@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2028778
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2019-02-27 13:43:47 -08:00