nvidia-tegra-modules.git/include/soc/tegra/virt, branch rtss22-ae NVIDIA's kernel modules to support tegra chips (used in Jetson boards) kasan: use __no_sanitize_address for hypercalls 2020-03-24T15:39:04+00:00 dmitry pervushin dpervushin@nvidia.com 2020-01-13T18:39:52+00:00 982049b5ceaeab23cfda7b5950bd0c85322a7b20 Hypercall wrappers are very sensitive to register content inside. In case of KASAN enabled, we should not sanitize addresses as sanitizing clobbers registers. So, hypercall wrappers are now static __maybe_unused __no_sanitize_address instead of static inline when KASAN is enabled Bug 2835333 Change-Id: Ib16448205465b5a955b722e9282b6d2cbaa44a8b Signed-off-by: dmitry pervushin <dpervushin@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2278522 Reviewed-by: Rahul Jain (SW-TEGRA) <rahuljain@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2315988 Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> Reviewed-by: automaticguardword <automaticguardword@nvidia.com> Reviewed-by: Phoenix Jung <pjung@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> GVS: Gerrit_Virtual_Submit 
Hypercall wrappers are very sensitive to register content inside.
In case of KASAN enabled, we should not sanitize addresses as sanitizing
clobbers registers.

So, hypercall wrappers are now static __maybe_unused __no_sanitize_address
instead of static inline when KASAN is enabled

Bug 2835333

Change-Id: Ib16448205465b5a955b722e9282b6d2cbaa44a8b
Signed-off-by: dmitry pervushin <dpervushin@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2278522
Reviewed-by: Rahul Jain (SW-TEGRA) <rahuljain@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2315988
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Phoenix Jung <pjung@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
Dyn tracing: Support toggling trace event mask 2020-01-04T07:24:27+00:00 Andre Richter arichter@nvidia.com 2019-10-31T15:09:56+00:00 93c263ae300eaf91406f4d3308a683b3f144c916 - Add new sysfs node /sys/hvc/trace_mask. - Add read/write support on the node. - Add trace_mask node only if the vm has permission to access trace event mask. - Add hyp_trace_get_mask/hyp_trace_set_mask HVC interfaces. This code is ported from Jira HYP-3503. Original commit: - commit e634fc4f610e54682f057a67660a315e233aa5e2 ("original") - https://git-master.nvidia.com/r/2147736 Bug 2693193 Change-Id: I2d906bcf69e4056d833f835e52aebd755c9b5148 Signed-off-by: Andre Richter <arichter@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2235155 (cherry picked from commit 5c68739d2db2f20bb0d82cda1b15176682d309c8) Reviewed-on: https://git-master.nvidia.com/r/2229462 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Tested-by: Yashomati Godbole <ygodbole@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
  - Add new sysfs node /sys/hvc/trace_mask.
  - Add read/write support on the node.
  - Add trace_mask node only if the vm has permission to access trace
    event mask.
  - Add hyp_trace_get_mask/hyp_trace_set_mask HVC interfaces.

This code is ported from Jira HYP-3503. Original commit:
  - commit e634fc4f610e54682f057a67660a315e233aa5e2 ("original")
    - https://git-master.nvidia.com/r/2147736

Bug 2693193

Change-Id: I2d906bcf69e4056d833f835e52aebd755c9b5148
Signed-off-by: Andre Richter <arichter@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2235155
(cherry picked from commit 5c68739d2db2f20bb0d82cda1b15176682d309c8)
Reviewed-on: https://git-master.nvidia.com/r/2229462
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Tested-by: Yashomati Godbole <ygodbole@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
inject-vm-err: misc. improvements 2019-12-24T19:59:10+00:00 Yashomati ygodbole@nvidia.com 2019-10-30T20:02:08+00:00 eb4d442fb0bd424c6bc6e4ce593368363161ad80 - Prevented bad mode entry for unassigned offender as no point in rebooting the Privileged guest in that case. - Made the driver to fire build bug if sizes of structures shared with HV code are out of sync. - Replaced enum variables with unsigned int in err_data structure members to avoid ambiguity in size used by HV and Linux compilers for enum. - Renamed variables from camelCase to small_case, added tegra-hv prefix, etc. - Removed sending of redundant parameter while sending ack for sync error. - Added #undef _X5,6,7_X17 for completeness that was missed earlier. JIRA ESV-312 Bug 2580803 Change-Id: Ibf49c80a2e781dd75faadd96813b9c19e31e68bf Signed-off-by: Yashomati <ygodbole@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2228786 (cherry picked from commit 7364fbd8661997c98a4d9fa036ad3a5659fe319e) Reviewed-on: https://git-master.nvidia.com/r/2254757 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Reviewed-by: Hardik T Shah <hardikts@nvidia.com> Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
- Prevented bad mode entry for unassigned offender as no point
  in rebooting the Privileged guest in that case.
- Made the driver to fire build bug if sizes of structures
  shared with HV code are out of sync.
- Replaced enum variables with unsigned int in err_data structure
  members to avoid ambiguity in size used by HV and Linux compilers
  for enum.
- Renamed variables from camelCase to small_case, added tegra-hv
  prefix, etc.
- Removed sending of redundant parameter while sending ack for
  sync error.
- Added #undef _X5,6,7_X17 for completeness that was missed earlier.

JIRA ESV-312
Bug 2580803

Change-Id: Ibf49c80a2e781dd75faadd96813b9c19e31e68bf
Signed-off-by: Yashomati <ygodbole@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2228786
(cherry picked from commit 7364fbd8661997c98a4d9fa036ad3a5659fe319e)
Reviewed-on: https://git-master.nvidia.com/r/2254757
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Reviewed-by: Hardik T Shah <hardikts@nvidia.com>
Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
inject-vm-err: handlers for injected errors 2019-12-24T19:56:43+00:00 Yashomati ygodbole@nvidia.com 2019-06-01T01:59:52+00:00 87dc30edda5936afa82b0afa821c8be2e44343c5 If Linux/EBP causes an error that HV can't handle, then instead of freezing the guest, HV injects the error back into the guest. This enables the guest to handle the error as gracefully as it can/needs. This changeset provides 2 parts: 1. sample handlers: minimal placeholder handlers that just dump the error information on to the console. This is to be used as a reference for any customized elaborate error handling that may be needed. 2. library module: it comes into existence only if/when any error handler is registered. Its main responsibilities: - map memory that's shared with HV where HV dumps all information about the errors. - register handlers for interrupts used by HV to inject errors - invoke custom error handlers when HV injects error JIRA ESV-312 Bug 2580803 Change-Id: Ia8c6484d423fd33cabbfd901f0f6ebb0da95cb40 Signed-off-by: Yashomati <ygodbole@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2214402 Reviewed-on: https://git-master.nvidia.com/r/2128765 GVS: Gerrit_Virtual_Submit Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Reviewed-by: Hardik T Shah <hardikts@nvidia.com> Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
If Linux/EBP causes an error that HV can't handle,
then instead of freezing the guest, HV injects the
error back into the guest. This enables the guest
to handle the error as gracefully as it can/needs.

This changeset provides 2 parts:
1. sample handlers: minimal placeholder handlers that
just dump the error information on to the console. This
is to be used as a reference for any customized elaborate
error handling that may be needed.

2. library module: it comes into existence only if/when
any error handler is registered. Its main responsibilities:
- map memory that's shared with HV where HV dumps all
information about the errors.
- register handlers for interrupts used by HV to inject
errors
- invoke custom error handlers when HV injects error

JIRA ESV-312
Bug 2580803

Change-Id: Ia8c6484d423fd33cabbfd901f0f6ebb0da95cb40
Signed-off-by: Yashomati <ygodbole@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2214402
Reviewed-on: https://git-master.nvidia.com/r/2128765
GVS: Gerrit_Virtual_Submit
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Reviewed-by: Hardik T Shah <hardikts@nvidia.com>
Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Linux Kernel: Add sysfs nodes for nvlog feature 2019-11-09T19:09:16+00:00 Hardik Tushar Shah hardikts@nvidia.com 2019-09-18T12:26:29+00:00 0ada72d40d39478f14fae9bb3e5b4b44535085f0 Bug 200543390 Change-Id: I4a0f4a54a1d0f19aff6eb2b7da5abb3f56192640 Signed-off-by: Hardik Tushar Shah <hardikts@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/2207230 Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com> Reviewed-by: Phoenix Jung <pjung@nvidia.com> Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Bug 200543390

Change-Id: I4a0f4a54a1d0f19aff6eb2b7da5abb3f56192640
Signed-off-by: Hardik Tushar Shah <hardikts@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2207230
Reviewed-by: Dmitry Pervushin <dpervushin@nvidia.com>
Reviewed-by: Phoenix Jung <pjung@nvidia.com>
Reviewed-by: Rohit Upadhyay <rupadhyay@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Linux Kernel: Uart relay sysfs node. 2019-08-29T14:39:25+00:00 Andre Richter arichter@nvidia.com 2019-05-27T14:26:32+00:00 bc918de501e9fc3b67156cd84b4bbec99ad8b4f1 Bug 2461581 Change-Id: Ia2fd3cc72459a6d18781ae9ea6c2a3973947f2d6 Signed-off-by: Andre Richter <arichter@nvidia.com> (cherry picked from commit 91064c5aa574fc3e719a643f24079cddb36c53de) Reviewed-on: https://git-master.nvidia.com/r/2119540 Reviewed-by: Automatic_Commit_Validation_User GVS: Gerrit_Virtual_Submit Reviewed-by: Hardik T Shah <hardikts@nvidia.com> Reviewed-by: Phoenix Jung <pjung@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Bug 2461581

Change-Id: Ia2fd3cc72459a6d18781ae9ea6c2a3973947f2d6
Signed-off-by: Andre Richter <arichter@nvidia.com>
(cherry picked from commit 91064c5aa574fc3e719a643f24079cddb36c53de)
Reviewed-on: https://git-master.nvidia.com/r/2119540
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Hardik T Shah <hardikts@nvidia.com>
Reviewed-by: Phoenix Jung <pjung@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
spi: tegra: Add spi driver for Aurix-Tegra communication 2018-07-18T10:53:25+00:00 Theodoros Marinakis tmarinakis@nvidia.com 2018-07-15T23:32:57+00:00 35ba03a7866491471d88a58c7d3e0cb0d57b28ea Add SPI Protocol driver responsible for receiving the system state transition request sent from Aurix and triggering the corresponding command. JIRA STR-438 Bug 2061083 Change-Id: I443b3ecf67d55d213e2e3680b451ed37bbdc4429 Signed-off-by: Theodoros Marinakis <tmarinakis@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1765019 GVS: Gerrit_Virtual_Submit Reviewed-by: Sang-Hun Lee <sanlee@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Add SPI Protocol driver responsible for receiving the system
state transition request sent from Aurix and triggering the
corresponding command.

JIRA STR-438

Bug 2061083

Change-Id: I443b3ecf67d55d213e2e3680b451ed37bbdc4429
Signed-off-by: Theodoros Marinakis <tmarinakis@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1765019
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sang-Hun Lee <sanlee@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
tegra_hv_sysmgr: remove obsolete definitions 2018-05-16T11:03:43+00:00 Sang-Hun Lee sanlee@nvidia.com 2018-05-15T20:37:43+00:00 256163e874b1c7302ad65e13e5d607bd49a5dc41 - SYSTEM_RESUME_INIT and SYSTEM_RESUME_COMPLETE are obsolete ids, and no longer in use JIRA HYP-834 Change-Id: I28f3e44ac64027653ba99608160f99117d49af77 Signed-off-by: Sang-Hun Lee <sanlee@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1719840 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Jinyoung Park <jinyoungp@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Kurt Yi <kyi@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
 - SYSTEM_RESUME_INIT and SYSTEM_RESUME_COMPLETE are
   obsolete ids, and no longer in use

JIRA HYP-834

Change-Id: I28f3e44ac64027653ba99608160f99117d49af77
Signed-off-by: Sang-Hun Lee <sanlee@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1719840
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Jinyoung Park <jinyoungp@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Kurt Yi <kyi@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
virt: tegra: hv_pm_ctl: Add System Suspend trigger 2018-05-04T05:21:31+00:00 Sang-Hun Lee sanlee@nvidia.com 2018-03-25T23:50:38+00:00 d618a6e2cd491ef972e79cc393f091886f5d4a83 Add a System Suspend trigger to tegra_hv_pm_ctl This interface is to be used by a Privileged Linux guest to request a System Wide Suspend To RAM to the Hypervisor JIRA HYP-482 Change-Id: Id9073de2ad2b54512483aa42b6a898d997099054 Signed-off-by: Sang-Hun Lee <sanlee@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1683786 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Jinyoung Park <jinyoungp@nvidia.com> Tested-by: Jinyoung Park <jinyoungp@nvidia.com> Reviewed-by: Kurt Yi <kyi@nvidia.com> Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com> Tested-by: mobile promotions <svcmobile_promotions@nvidia.com> 
Add a System Suspend trigger to tegra_hv_pm_ctl

This interface is to be used by a Privileged Linux guest
to request a System Wide Suspend To RAM to the Hypervisor

JIRA HYP-482

Change-Id: Id9073de2ad2b54512483aa42b6a898d997099054
Signed-off-by: Sang-Hun Lee <sanlee@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1683786
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Jinyoung Park <jinyoungp@nvidia.com>
Tested-by: Jinyoung Park <jinyoungp@nvidia.com>
Reviewed-by: Kurt Yi <kyi@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
virt: tegra: Added hvc to query guest state 2018-05-04T05:21:29+00:00 Jinyoung Park jinyoungp@nvidia.com 2017-09-12T06:13:18+00:00 16645f7c2ea6603bd68da633eb88226f1048cb86 Added hvc to query guest state. It returns the state of a specified Guest such as boot, reboot, shutdown and suspend. tegra_hv_pm_ctl driver provides a sysfs for this guest state. Jira STR-227 Jira HYP-172 Change-Id: Id979d2f313f9f9051250e2667e508669001e2b04 Signed-off-by: Jinyoung Park <jinyoungp@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/1557716 Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com> GVS: Gerrit_Virtual_Submit Reviewed-by: Sang-Hun Lee <sanlee@nvidia.com> Reviewed-by: Dennis Kou <dkou@nvidia.com> Reviewed-by: Kurt Yi <kyi@nvidia.com> 
Added hvc to query guest state. It returns the state of a specified
Guest such as boot, reboot, shutdown and suspend.
tegra_hv_pm_ctl driver provides a sysfs for this guest state.

Jira STR-227
Jira HYP-172

Change-Id: Id979d2f313f9f9051250e2667e508669001e2b04
Signed-off-by: Jinyoung Park <jinyoungp@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1557716
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Sang-Hun Lee <sanlee@nvidia.com>
Reviewed-by: Dennis Kou <dkou@nvidia.com>
Reviewed-by: Kurt Yi <kyi@nvidia.com>