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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: <20200318055513.21622-3-somnath.kotur@broadcom.com> Content-Language: en-US X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [dpdk-stable] [PATCH 18.11 2/4] net/bnxt: fix probe in FreeBSD X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" On 18/03/2020 05:55, Somnath Kotur wrote: > From: Kalesh AP >=20 Added [ upstream commit d9fc6a0d07559cfa718efe971a51620c23ba211e ] > In FreeBSD environment, nic_uio driver does not support interrupts > and rte_intr_callback_register() will fail to register interrupts > which in turn causes bnxt driver probe failure. >=20 > Fixed driver to ignore interrupt callback failures in FreeBSD. >=20 > Fixes: 6de4c538b393 ("net/bnxt: fix error handling in port start") > Fixes: 43f78b380f89 ("net/bnxt: retry IRQ callback deregistration") >=20 > Signed-off-by: Kalesh AP > Reviewed-by: Somnath Kotur > Reviewed-by: Ajit Khaparde > Reviewed-by: Santoshkumar Karanappa Rastapur > Signed-off-by: Somnath Kotur > --- > drivers/net/bnxt/bnxt_ethdev.c | 3 +++ > drivers/net/bnxt/bnxt_irq.c | 7 +++++++ > 2 files changed, 10 insertions(+) >=20 > diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethde= v.c > index 878b9f5..f222c79 100644 > --- a/drivers/net/bnxt/bnxt_ethdev.c > +++ b/drivers/net/bnxt/bnxt_ethdev.c > @@ -342,8 +342,11 @@ static int bnxt_init_chip(struct bnxt *bp) > =20 > =09/* enable uio/vfio intr/eventfd mapping */ > =09rc =3D rte_intr_enable(intr_handle); > +#ifndef RTE_EXEC_ENV_FREEBSD > +=09/* In FreeBSD OS, nic_uio driver does not support interrupts */ > =09if (rc) > =09=09goto err_free; > +#endif > =20 > =09rc =3D bnxt_get_hwrm_link_config(bp, &new); > =09if (rc) { > diff --git a/drivers/net/bnxt/bnxt_irq.c b/drivers/net/bnxt/bnxt_irq.c > index 57365d7..b5f30bb 100644 > --- a/drivers/net/bnxt/bnxt_irq.c > +++ b/drivers/net/bnxt/bnxt_irq.c > @@ -152,6 +152,13 @@ int bnxt_request_int(struct bnxt *bp) > =09=09if (!rc) > =09=09=09irq->requested =3D 1; > =09} > +=09#ifdef RTE_EXEC_ENV_FREEBSD > +=09/** > +=09 * In FreeBSD OS, nic_uio does not support interrupts and > +=09 * interrupt register callback will fail. > +=09 */ > +=09rc =3D 0; > +=09#endif > =20 > =09return rc; > } >=20