Thread (23 messages) 23 messages, 4 authors, 2015-12-03

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

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From: Madalin-Cristian Bucur <hidden>
Date: 2015-11-03 09:41:57
Also in: linuxppc-dev, lkml

-----Original Message-----
From: Joe Perches [mailto:joe@perches.com]

On Mon, 2015-11-02 at 19:31 +0200, Madalin Bucur wrote:
quoted
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
quoted
diff --git a/drivers/net/ethernet/freescale/dpaa/dpaa_eth_common.c
b/drivers/net/ethernet/freescale/dpaa/dpaa_eth_common.c
[]
quoted
@@ -1177,10 +1177,42 @@ void dpaa_eth_init_ports(struct mac_device
*mac_dev,
quoted
 			      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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