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@xxxxxxxxxx>
> Signed-off-by: Ram Amrani <Ram.Amrani@xxxxxxxxxx>
> Signed-off-by: Ariel Elior <Ariel.Elior@xxxxxxxxxx>
>
> ---
> 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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