linux-kernel - RE: [PATCH v6 0/2] Add support for Xilinx Versal CPM5 Root Port

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <MW3PR12MB4411E1D8389270BDFFB6DC60BA959@MW3PR12MB4411.namprd12.prod.outlook.com>
Date:   Mon, 25 Jul 2022 04:41:54 +0000
From:   "Gogada, Bharat Kumar" <bharat.kumar.gogada@....com>
To:     Bjorn Helgaas <helgaas@...nel.org>,
        Bharat Kumar Gogada <bharat.kumar.gogada@...inx.com>
CC:     "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "bhelgaas@...gle.com" <bhelgaas@...gle.com>,
        "michals@...inx.com" <michals@...inx.com>
Subject: RE: [PATCH v6 0/2] Add support for Xilinx Versal CPM5 Root Port

Thanks Bjorn. 

> On Tue, Jul 05, 2022 at 04:26:44PM +0530, Bharat Kumar Gogada wrote:
> > Xilinx Versal Premium series has CPM5 block which supports Root Port
> > functioning at Gen5 speed.
> >
> > Xilinx Versal CPM5 has few changes with existing CPM block.
> > - CPM5 has dedicated register space for control and status registers.
> > - CPM5 legacy interrupt handling needs additional register bit
> >   to enable and handle legacy interrupts.
> >
> > Changes in v6:
> > - Added of_device_get_match_data to identify CPM version.
> > - Used enum values to differentiate CPM version.
> >
> > Bharat Kumar Gogada (2):
> >   dt-bindings: PCI: xilinx-cpm: Add Versal CPM5 Root Port
> >   PCI: xilinx-cpm: Add support for Versal CPM5 Root Port
> >
> >  .../bindings/pci/xilinx-versal-cpm.yaml       | 38 ++++++++++-
> >  drivers/pci/controller/pcie-xilinx-cpm.c      | 64 ++++++++++++++++++-
> >  2 files changed, 98 insertions(+), 4 deletions(-)
> 
> Applied to pci/ctrl/xilinx-cpm for v5.20, thanks!
> 
> I tweaked the driver patch to test:
> 
>   if (port->variant->version == CPM5)
> 
> instead of just:
> 
>   if (port->variant->version)
> 
> so it doesn't depend on the enum values.