Commit Graph

13 Commits

Author SHA1 Message Date
Deepak Badgaiyan
676ada0f2b nvscic2c-pcie: fix bar to be used in Thor
With Thor BAR_2 should be used for data transfer.

https://git-master.nvidia.com/r/c/linux-nv-oot/+/3246908
reverted the change made earlier to enable to Thor supported.

The revert was due to mistake hence use correct bar number
while using pci_resource_len()

Bug 5046041

Change-Id: I7627b9eab5b509fb55cb30138e86a1674841af8a
Signed-off-by: Deepak Badgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3283714
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Janardhan Reddy AnnapuReddy <jreddya@nvidia.com>
Reviewed-by: Sumeet Gupta <sumeetg@nvidia.com>
2025-07-24 10:19:13 +00:00
chandra
414c0b4cf7 nvscic2c-pcie: Fix MISRA rule 10.4 violations
Fix total 65 violations of rule 10.4

JIRA NVIPC-3121

Change-Id: I5a1bead886683cbe3ec4b0e68531ee6e2a149175
Signed-off-by: cyeddu <cyeddu@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3246908
Reviewed-by: Janardhan Reddy AnnapuReddy <jreddya@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Tested-by: Janardhan Reddy AnnapuReddy <jreddya@nvidia.com>
Reviewed-by: Sumeet Gupta <sumeetg@nvidia.com>
2025-07-24 10:19:12 +00:00
Deepak Badgaiyan
d1f2b6a051 nvscic2c: Add Thor support
Configure BAR and MSI for Thor.

Add checks for chip id for chip specific code
between Orin and Thor.

Separate Stream ID's are assigned to upstream and downstream
struct device in Rootport client driver.
While accessing Rootport local memory upstream Stream ID should be used.
While accessing memories over BAR downstream Stream ID should be used.

Jira NVIPC-2877
Jira NVIPC-2484

Change-Id: I67df4b78e57b6de36f9bfaf966978f7ee875d596
Signed-off-by: Deepak Badgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3226748
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Vipin Kumar <vipink@nvidia.com>
Reviewed-by: Janardhan Reddy AnnapuReddy <jreddya@nvidia.com>
Reviewed-by: Sivagamy Govindasamy <sivagamyg@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
2025-07-24 10:19:11 +00:00
Deepak Badgaiyan
ee10f0e501 nvscic2c: common DMA integration
Integrate with common PCIe eDMA calls.
Common PCIe eDMA will support same calls between
T234 and T264.

Fix pci_epc_set_msi() failure. Initialize msi count.

Jira NVIPC-2448
Jira NVIPC-2708
Change-Id: I860fd2ee86950e558d2b6a362c05dba7988368e9
Signed-off-by: Deepak Badgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3197105
Reviewed-by: Sivagamy Govindasamy <sivagamyg@nvidia.com>
Reviewed-by: Janardhan Reddy AnnapuReddy <jreddya@nvidia.com>
Reviewed-by: Sumeet Gupta <sumeetg@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Reviewed-by: svcacv <svcacv@nvidia.com>
2025-07-24 10:19:07 +00:00
Arihant Jejani
6a2c18b943 misc: nvscic2c-pcie: fix leak/lock in deinit
- Fix missing leak for epc_ctx when probe() fails nvscic2c-pcie-epc
 - Fix mutex lock/unlock for syncpoint fence operations.

Bug 4539983

Change-Id: I18272f991d6d9821ff1a7e13e9b4807cef20d92f
Signed-off-by: Arihant Jejani <ajejani@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3087303
Reviewed-by: Deepak Kumar Badgaiyan <dbadgaiyan@nvidia.com>
Reviewed-by: Vipin Kumar <vipink@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2024-03-02 09:10:48 -08:00
Laxman Dewangan
bf46060d1e pci: Use conftest to find if pci_enable_pcie_error_reporting() present
Use conftest to find if API pci_enable_pcie_error_reporting()
is present. This API is dropped from Linux 6.5 with change
commit 7ec4b34be42345 ("PCI/AER: Unexport
pci_enable_pcie_error_reporting()")

Bug 4346767

Change-Id: Ib0037544b4480b37c0ed6ac8b9ef9aef6ae82619
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3028742
Reviewed-by: Shardar Mohammed <smohammed@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-12-07 18:21:06 -08:00
Laxman Dewangan
f9f8b37e74 pci: Use conftest to find if pci_disable_pcie_error_reporting() present
Use conftest to find if API pci_disable_pcie_error_reporting()
is present. This API is dropped from Linux 6.5 with change
commit 69b264df8a41282 ("PCI/AER: Drop unused
pci_disable_pcie_error_reporting()")

Bug 4346767

Change-Id: Idcaf36e4215a874c70f7457a46fd875f1349b121
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3028741
Reviewed-by: Shardar Mohammed <smohammed@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-12-07 18:21:01 -08:00
Laxman Dewangan
a1cc281c17 nvscic2c-pcie: epc: Drop calling of error reporting for Linux 6.6
The API pci_disable_pcie_error_reporting() is dropped from
Linux 6.6. Remove the calling of this APIs for Linux 6.6
and later.

Bug 4374520

Change-Id: Iabb66dda70e6fe3a70be5ff14199b32b9c0ca3fa
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3014988
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-11-13 06:44:31 -08:00
Laxman Dewangan
ecf1a5a7a3 misc: Drop PCIE error reporting for Linux 6.6
Drop pcie error reporting call as it is not exported
on Linux 6.6.

---
commit 7ec4b34be4234599cf1241ef807cdb7c3636f6fe
Author: Bjorn Helgaas <bhelgaas@google.com>
Date:   Mon Jul 10 18:21:36 2023 -0500

    PCI/AER: Unexport pci_enable_pcie_error_reporting()

---

Bug 4346767

Change-Id: I0b8f924df1ac74c5f2b4973fb4a4d7f157d2c2cc
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3008089
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-11-01 20:25:13 -07:00
dbadgaiyan
3067ceeb00 nvscic2c-pcie: add support for error handling
Enable AER reporting for ednpoint.

Provide error handler for AER reception and
update error code to be read by user space process.
Change PCIe link to down.

Implement error reporting for runtime eDMA xfer errors.

Bug 4088959
Jira NVIPC-334

Change-Id: I74871e5226eab1b708c72aa71216cd160c6ebf68
Signed-off-by: dbadgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2915753
(cherry picked from commit 7b24941fb486ada70229c42ae1deec12f75028c2)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2921480
Reviewed-by: Arihant Jejani <ajejani@nvidia.com>
Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-06-19 12:29:40 -07:00
Shardar Mohammed
83000c2754 misc: nvscic2c-pcie: fix build errors
Fix build errors when this driver compiled against K6.1 (kernel-oot)
- Remove dma-iommu.h header inclusion as its not present in K6.1
- Define IOVA_RANGE_CACHE_MAX_SIZE if this macro is not defined
- Import DMA_BUF "MODULE_IMPORT_NS(DMA_BUF);" to avoid below error
"ERROR: modpost: module nvscic2c-pcie-epc uses symbol dma_buf_* from
 namespace DMA_BUF, but does not import it"

Bug 3978996

Change-Id: Idd9a53b19c63467583b87f64ffa2c2e888ac02e1
Signed-off-by: Shardar Mohammed <smohammed@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2898149
Reviewed-by: Deepak Kumar Badgaiyan <dbadgaiyan@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2023-05-09 05:25:54 -07:00
dbadgaiyan
f2088fd15d misc: nvscic2c-pcie: Update nvscic2c-pcie license
Modify nvscic2c-pcie files to use updated licenses
as per nvidia-oot.

Bug 3739487
Jira C2C-826

Change-Id: I819b459fdb0743d37bc08b4c9b92097d87e62884
Signed-off-by: dbadgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2830686
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Arihant Jejani <ajejani@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2022-12-22 20:29:46 -08:00
dbadgaiyan
4adc5c8fb4 drivers: misc: add nvscic2c-pcie in OOT
nvscic2c enables xfer between two SoC connected over PCIe.
nvscic2c already available with K5.10

Major changes in nvscic2c-pcie for K5.15:
 Integrate with upstream PCIe endpoint function changes.

 Allocate new IOVA domain to be used for
 empty IOVA allocation.
 This IOVA range would be used in iommu_map() to map
 physical backing with IOMMU domain attached in PCIe device.

 Migrate from nvhost to host1x and tegra-drm interfaces.

Bug 3739487
Jira C2C-826
Jira C2C-830

Change-Id: Ic4d8ac680921807fb17247855ca7037623681cb7
Signed-off-by: dbadgaiyan <dbadgaiyan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/2810806
Reviewed-by: Nagarjuna Kristam <nkristam@nvidia.com>
Reviewed-by: Arihant Jejani <ajejani@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>
2022-12-15 20:52:33 -08:00