git: 5ad6d28cbe6b - main - enetc: Support building the driver as a loadable module.
John Baldwin
jhb at FreeBSD.org
Wed Aug 4 18:18:07 UTC 2021
On 8/3/21 3:08 AM, Marcin Wojtas wrote:
> The branch main has been updated by mw:
>
> URL: https://cgit.FreeBSD.org/src/commit/?id=5ad6d28cbe6b3ff85e49607a7e04cb68db3ed6df
>
> commit 5ad6d28cbe6b3ff85e49607a7e04cb68db3ed6df
> Author: Kornel Duleba <mindal at semihalf.com>
> AuthorDate: 2021-07-28 09:23:23 +0000
> Commit: Marcin Wojtas <mw at FreeBSD.org>
> CommitDate: 2021-08-03 10:07:49 +0000
>
> enetc: Support building the driver as a loadable module.
>
> Function level reset has to be done in attach in order to put the
> hardware in a known state before configuring it.
> The order of DRIVER_MODULEs was changed to ensure that the miibus driver
> is loaded when mii_attach is called.
>
> Obtained from: Semihalf
> Sponsored by: Alstom Group
> ---
> sys/dev/enetc/if_enetc.c | 6 +++++-
> sys/modules/Makefile | 2 ++
> sys/modules/enetc/Makefile | 8 ++++++++
> 3 files changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/sys/dev/enetc/if_enetc.c b/sys/dev/enetc/if_enetc.c
> index 54cdc6ea9ad4..46327eb419bf 100644
> --- a/sys/dev/enetc/if_enetc.c
> +++ b/sys/dev/enetc/if_enetc.c
> @@ -158,8 +158,8 @@ static driver_t enetc_driver = {
> };
>
> static devclass_t enetc_devclass;
> -DRIVER_MODULE(enetc, pci, enetc_driver, enetc_devclass, NULL, NULL);
> DRIVER_MODULE(miibus, enetc, miibus_driver, miibus_devclass, NULL, NULL);
> +DRIVER_MODULE(enetc, pci, enetc_driver, enetc_devclass, NULL, NULL);
> MODULE_VERSION(enetc, 1);
This is not the right way to fix this as the toolchain is free to reorder
symbols. You should instead use 'DRIVER_MODULE_ORDERED(..., SI_ORDER_LAST)'
for enetc so that the miibus driver is registered first.
--
John Baldwin
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