diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-shared.h')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-shared.h | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-shared.h b/drivers/net/wireless/iwlwifi/iwl-shared.h index 53244d88f1a..ed1811d4355 100644 --- a/drivers/net/wireless/iwlwifi/iwl-shared.h +++ b/drivers/net/wireless/iwlwifi/iwl-shared.h @@ -433,13 +433,21 @@ static inline int iwl_queue_dec_wrap(int index, int n_bd) return --index & (n_bd - 1); } -struct iwl_rx_mem_buffer { - dma_addr_t page_dma; - struct page *page; - struct list_head list; +struct iwl_rx_cmd_buffer { + struct page *_page; }; -#define rxb_addr(r) page_address(r->page) +static inline void *rxb_addr(struct iwl_rx_cmd_buffer *r) +{ + return page_address(r->_page); +} + +static inline struct page *rxb_steal_page(struct iwl_rx_cmd_buffer *r) +{ + struct page *p = r->_page; + r->_page = NULL; + return p; +} /* * mac80211 queues, ACs, hardware queues, FIFOs. |