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qcacmn: Fix Scatter-Gather and TSO

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Fix SG and TSO for ftp data transfer

Change-Id: Ide7eec987436beea08711f31362c1fa61f5bf8c3
CRs-fixed: 2159610
This commit is contained in:
Akshay Kosigi 2017-12-15 11:16:51 +05:30 • committed by snandini
commit 9e7f12f7da
2 changed files with 17 additions and 1 deletions
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16
qdf/inc/qdf_nbuf.h
View file

@ -718,7 +718,8 @@ qdf_nbuf_get_frag_vaddr_always(qdf_nbuf_t buf)
}
/**
* qdf_nbuf_get_frag_paddr() - get fragment physical address
* qdf_nbuf_get_frag_paddr() - get physical address for skb linear buffer
* or skb fragment, based on frag_num passed
* @buf: Network buffer
* @frag_num: Fragment number
*
@ -731,6 +732,19 @@ static inline qdf_dma_addr_t qdf_nbuf_get_frag_paddr(qdf_nbuf_t buf,
return __qdf_nbuf_get_frag_paddr(buf, frag_num);
}
/**
* qdf_nbuf_get_tx_frag_paddr() - get physical address for skb fragments only
* @buf: Network buffer
*
* Return: Fragment physical address
* Usage guideline: Use “qdf_nbuf_frag_map()” to dma map the specific
* skb fragment , followed by “qdf_nbuf_get_tx_frag_paddr”
*/
static inline qdf_dma_addr_t qdf_nbuf_get_tx_frag_paddr(qdf_nbuf_t buf)
{
return __qdf_nbuf_get_tx_frag_paddr(buf);
}
/**
* qdf_nbuf_get_frag_is_wordstream() - is fragment wordstream
* @buf: Network buffer

2
qdf/linux/src/i_qdf_nbuf.h
View file

@ -464,6 +464,8 @@ typedef void (*qdf_nbuf_free_t)(__qdf_nbuf_t);
/* assume that the OS only provides a single fragment */ \
QDF_NBUF_CB_PADDR(skb))
#define __qdf_nbuf_get_tx_frag_paddr(skb) QDF_NBUF_CB_TX_EXTRA_FRAG_PADDR(skb)
#define __qdf_nbuf_get_frag_len(skb, frag_num) \
((frag_num < QDF_NBUF_CB_TX_NUM_EXTRA_FRAGS(skb)) ? \
QDF_NBUF_CB_TX_EXTRA_FRAG_LEN(skb) : (skb)->len)