linux-kernel - Re: [PATCH 04/15] PCI: brcmstb: Add compatibily of other chips

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

Message-ID: <75a1dd87d18103f1e8b0afbd1e0718c74c4a77d4.camel@suse.de>
Date:   Fri, 22 May 2020 11:17:08 +0200
From:   Nicolas Saenz Julienne <nsaenzjulienne@...e.de>
To:     Jim Quinlan <james.quinlan@...adcom.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <bcm-kernel-feedback-list@...adcom.com>,
        "moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE" 
        <linux-rpi-kernel@...ts.infradead.org>,
        "moderated list:BROADCOM BCM2711/BCM2835 ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:PCI NATIVE HOST BRIDGE AND ENDPOINT DRIVERS" 
        <linux-pci@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 04/15] PCI: brcmstb: Add compatibily of other chips

On Thu, 2020-05-21 at 15:35 -0400, Jim Quinlan wrote:
> On Wed, May 20, 2020 at 7:51 AM Nicolas Saenz Julienne

[...]

> > >  /*
> > > @@ -602,20 +667,21 @@ static struct pci_ops brcm_pcie_ops = {
> > > 
> > >  static inline void brcm_pcie_bridge_sw_init_set(struct brcm_pcie *pcie,
> > > u32
> > > val)
> > >  {
> > > -     u32 tmp;
> > > +     u32 tmp, mask =  pcie->reg_field_info[RGR1_SW_INIT_1_INIT_MASK];
> > > +     u32 shift = pcie->reg_field_info[RGR1_SW_INIT_1_INIT_SHIFT];
> > 
> > I don't think you need shift here, IIUC u32p_replace_bits() will take care
> > of
> > all the masking and shifting internally, moreover, you'd be able to drop the
> > shift entry from reg_field_info.
> I believe that u32p_replace_bits requires at least one of the value or
> mask to be compile time constants to work and we don't have that here.

Of course, sorry for the noise then.

Regards,
Nicolas


Download attachment "signature.asc" of type "application/pgp-signature" (489 bytes)