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RE: [net-next v4 3/8] dpaa_eth: add support for S/G frames

From Madalin-Cristian Bucur <madalin.bucur@freescale.com>
Newsgroups linux.kernel
Subject RE: [net-next v4 3/8] dpaa_eth: add support for S/G frames
Date 2015-11-03 10:50 +0100
Message-ID <qqGo1-WT-1@gated-at.bofh.it> (permalink)
References <qqtqO-10k-9@gated-at.bofh.it> <qqtAt-1jh-5@gated-at.bofh.it> <qqtAt-1jh-3@gated-at.bofh.it>
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> -----Original Message-----
> From: Joe Perches [mailto:joe@perches.com]
> 
> On Mon, 2015-11-02 at 19:31 +0200, Madalin Bucur wrote:
> > Add support for Scater/Gather (S/G) frames. The FMan can place
> > the frame content into multiple buffers and provide a S/G Table
> > (SGT) into one first buffer with references to the others.
> 
> trivia: scatter
> 
> > diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth_common.c
> b/drivers/net/ethernet/freescale/dpaa/dpaa_eth_common.c
> []
> > @@ -1177,10 +1177,42 @@ void dpaa_eth_init_ports(struct mac_device
> *mac_dev,
> >  			      port_fqs->rx_defq, &buf_layout[RX]);
> >  }
> >
> > +void dpa_release_sgt(struct qm_sg_entry *sgt)
> > +{
> > +	struct dpa_bp *dpa_bp;
> > +	struct bm_buffer bmb[DPA_BUFF_RELEASE_MAX];
> 
> Where is "struct bm_buffer" defined?
> 

Thank you, I'll address this and the other observations you have sent.
The struct bm_buffer is defined in the Buffer Manager driver header file,
in include/soc/fsl/bman.h.

Madalin
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Re: [net-next v4 3/8] dpaa_eth: add support for S/G frames Joe Perches <joe@perches.com> - 2015-11-02 21:10 +0100
  RE: [net-next v4 3/8] dpaa_eth: add support for S/G frames Madalin-Cristian Bucur <madalin.bucur@freescale.com> - 2015-11-03 10:50 +0100

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