From: Leon Romanovsky <leon@kernel.org>
To: Michal Kalderon <Michal.Kalderon@cavium.com>
Cc: ram.amrani@cavium.com, yuval.mintz@cavium.com,
ariel.elior@cavium.com, davem@davemloft.net,
netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
dledford@redhat.com
Subject: Re: [RFC 15/19] RDMA/qedr: Add iWARP support in existing verbs.
Date: Tue, 27 Jun 2017 08:27:03 +0300 [thread overview]
Message-ID: <20170627052703.GL1248@mtr-leonro.local> (raw)
In-Reply-To: <1498500429-22557-16-git-send-email-Michal.Kalderon@cavium.com>
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On Mon, Jun 26, 2017 at 09:07:05PM +0300, Michal Kalderon wrote:
> Make slight modifications to common RoCE/iWARP code.
> Add additional doorbell for iWARP post_send.
> iWARP QP pbl is allocated in qed and not in qedr.
>
> Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
> Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
> Signed-off-by: Ariel Elior <Ariel.Elior@cavium.com>
>
> ---
> drivers/infiniband/hw/qedr/qedr.h | 3 +
> drivers/infiniband/hw/qedr/verbs.c | 171 +++++++++++++++++++++++++++++--------
> 2 files changed, 139 insertions(+), 35 deletions(-)
>
> diff --git a/drivers/infiniband/hw/qedr/qedr.h b/drivers/infiniband/hw/qedr/qedr.h
> index c52fde0..0c0a39a 100644
> --- a/drivers/infiniband/hw/qedr/qedr.h
> +++ b/drivers/infiniband/hw/qedr/qedr.h
> @@ -319,6 +319,9 @@ struct qedr_qp_hwq_info {
> /* DB */
> void __iomem *db;
> union db_prod32 db_data;
> +
> + void __iomem *iwarp_db2;
> + union db_prod32 iwarp_db2_data;
Why do you need two doorbells?
> };
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next prev parent reply other threads:[~2017-06-27 5:27 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-26 18:06 [RFC 00/19] qed*: Add iWARP support for QL4xxxx Michal Kalderon
2017-06-26 18:06 ` [RFC 02/19] qed: Implement iWARP initialization, teardown and qp operations Michal Kalderon
2017-06-27 5:45 ` Leon Romanovsky
2017-06-27 8:33 ` Kalderon, Michal
2017-06-26 18:06 ` [RFC 03/19] qed: Rename some ll2 related defines Michal Kalderon
2017-06-26 18:06 ` [RFC 08/19] qed: iWARP CM add active side connect Michal Kalderon
2017-06-26 18:06 ` [RFC 09/19] qed: iWARP implement disconnect flows Michal Kalderon
2017-06-26 18:07 ` [RFC 10/19] qed: iWARP CM add error handling Michal Kalderon
2017-06-26 18:07 ` [RFC 11/19] qed: Add iWARP protocol support in context allocation Michal Kalderon
2017-06-26 18:07 ` [RFC 13/19] RDMA/qedr: Rename the qedr_cm file as a preparation for iWARP support Michal Kalderon
2017-06-26 18:07 ` [RFC 14/19] RDMA/qedr: Add support for registering an iWARP device Michal Kalderon
2017-06-26 18:07 ` [RFC 15/19] RDMA/qedr: Add iWARP support in existing verbs Michal Kalderon
2017-06-27 5:27 ` Leon Romanovsky [this message]
2017-06-27 8:18 ` Kalderon, Michal
[not found] ` <1498500429-22557-1-git-send-email-Michal.Kalderon-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>
2017-06-26 18:06 ` [RFC 01/19] qed: Introduce iWARP personality Michal Kalderon
[not found] ` <1498500429-22557-2-git-send-email-Michal.Kalderon-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>
2017-06-27 5:36 ` Leon Romanovsky
2017-06-27 8:17 ` Kalderon, Michal
2017-06-26 18:06 ` [RFC 04/19] qed: Add iWARP support in ll2 connections Michal Kalderon
2017-06-26 18:06 ` [RFC 05/19] qed: iWARP CM - setup a ll2 connection for handling SYN packets Michal Kalderon
2017-06-26 18:06 ` [RFC 06/19] qed: iWARP CM add listener functions and initial SYN processing Michal Kalderon
2017-06-26 18:06 ` [RFC 07/19] qed: iWARP CM add passive side connect Michal Kalderon
2017-06-26 18:07 ` [RFC 12/19] qed: Add iWARP support for physical queue allocation Michal Kalderon
2017-06-26 18:07 ` [RFC 16/19] RDMA/qedr: Add support for read with invalidate, supported in iWARP Michal Kalderon
2017-06-26 18:07 ` [RFC 17/19] RDMA/qedr: Add iWARP connection management qp related callbacks Michal Kalderon
2017-06-26 18:07 ` [RFC 18/19] RDMA/qedr: Add iWARP connection management functions Michal Kalderon
2017-06-26 18:07 ` [RFC 19/19] qed*: Add iWARP enablement support Michal Kalderon
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