linux-kernel - Re: [PATCH for-next] IB,hfi1 Add MODULE

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Date:   Wed, 11 Oct 2017 21:10:05 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Dennis Dalessandro <dennis.dalessandro@...el.com>
Cc:     Thomas Bogendoerfer <tbogendoerfer@...e.de>,
        Mike Marciniszyn <mike.marciniszyn@...el.com>,
        Doug Ledford <dledford@...hat.com>,
        Sean Hefty <sean.hefty@...el.com>,
        Hal Rosenstock <hal.rosenstock@...il.com>,
        linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH for-next] IB,hfi1 Add MODULE_FIRMWARE statements

On Wed, Oct 11, 2017 at 01:13:26PM -0400, Dennis Dalessandro wrote:
> On 10/11/2017 11:49 AM, Leon Romanovsky wrote:
> > On Wed, Oct 11, 2017 at 11:31:18AM -0400, Dennis Dalessandro wrote:
> > > On 10/11/2017 8:41 AM, Thomas Bogendoerfer wrote:
> > > > Provide information about used firmware files via modinfo.
> > > >
> > > > Signed-off-by: Thomas Bogendoerfer <tbogendoerfer@...e.de>
> > > > ---
> > > >    drivers/infiniband/hw/hfi1/firmware.c | 5 +++++
> > > >    1 file changed, 5 insertions(+)
> > > >
> > > > diff --git a/drivers/infiniband/hw/hfi1/firmware.c b/drivers/infiniband/hw/hfi1/firmware.c
> > > > index dee3c674f33d..f56ace76b42c 100644
> > > > --- a/drivers/infiniband/hw/hfi1/firmware.c
> > > > +++ b/drivers/infiniband/hw/hfi1/firmware.c
> > > > @@ -70,6 +70,11 @@
> > > >    #define ALT_FW_PCIE_NAME "hfi1_pcie_d.fw"
> > > >    #define HOST_INTERFACE_VERSION 1
> > > > +MODULE_FIRMWARE(DEFAULT_FW_8051_NAME_ASIC);
> > > > +MODULE_FIRMWARE(DEFAULT_FW_FABRIC_NAME);
> > > > +MODULE_FIRMWARE(DEFAULT_FW_SBUS_NAME);
> > > > +MODULE_FIRMWARE(DEFAULT_FW_PCIE_NAME);
> > > > +
> > > >    static uint fw_8051_load = 1;
> > > >    static uint fw_fabric_serdes_load = 1;
> > > >    static uint fw_pcie_serdes_load = 1;
> > > >
> > >
> > > I don't find this terribly useful, but if it's useful for you I'm sure it is
> > > for others as well, so I have no problem with it.
> >
> > Dennis,
> > Aren't those defines being constant?
> >
> > >
> > > Reviewed-by: Dennis Dalessandro <dennis.dalessandro@...el.com>
>
> Which is why I didn't find it very useful. However Thomas makes a good point
> [1].
>
> https://marc.info/?l=linux-rdma&m=150773727811239&w=2

Right, just grepped now and see mlxsw using it too.

Thanks,
Reviewed-by: Leon Romanovsky <leonro@...lanox.com>

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