diff options
| author | Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com> | 2013-07-11 18:03:40 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2013-07-22 16:54:38 -0400 |
| commit | f88f113a54f02df62608ec263e8a3ff7e81cfce2 (patch) | |
| tree | 49c12349e02fba2c095ba98e3fdc6f8ce13ddb2b /drivers/net/wireless/ath/wil6210/wil6210.h | |
| parent | 03269c658b7a2f6ccfa44d7270da8446881f9552 (diff) | |
| download | lwn-f88f113a54f02df62608ec263e8a3ff7e81cfce2.tar.gz lwn-f88f113a54f02df62608ec263e8a3ff7e81cfce2.zip | |
wil6210: Introduce struct for sw context
Enable adding more data to the SW context.
For now, add flag "mapped_as_page", to separate decisions on free-ing skb
and type of DMA mapping.
This allows linking skb itself to any descriptor of fragmented skb.
Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/wil6210/wil6210.h')
| -rw-r--r-- | drivers/net/wireless/ath/wil6210/wil6210.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wil6210/wil6210.h b/drivers/net/wireless/ath/wil6210/wil6210.h index 129c480c8a20..c4a51638736a 100644 --- a/drivers/net/wireless/ath/wil6210/wil6210.h +++ b/drivers/net/wireless/ath/wil6210/wil6210.h @@ -183,6 +183,14 @@ struct pending_wmi_event { } __packed event; }; +/** + * struct wil_ctx - software context for Vring descriptor + */ +struct wil_ctx { + struct sk_buff *skb; + u8 mapped_as_page:1; +}; + union vring_desc; struct vring { @@ -192,7 +200,7 @@ struct vring { u32 swtail; u32 swhead; u32 hwtail; /* write here to inform hw */ - void **ctx; /* void *ctx[size] - software context */ + struct wil_ctx *ctx; /* ctx[size] - software context */ }; enum { /* for wil6210_priv.status */ |