iwlwifi: provide RX page order

[deliverable/linux.git] / drivers / net / wireless / iwlwifi / iwl-trans.h

diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h
index fca5fec4ea6d9404b41b6d843cd946b00e43900a..ce878b9dda8cc7d317566b7c122909b52085bf6f 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-trans.h
+++ b/drivers/net/wireless/iwlwifi/iwl-trans.h
@@ -274,6 +274,7 @@ struct iwl_rx_cmd_buffer {
        struct page *_page;
        int _offset;
        bool _page_stolen;
+       u32 _rx_page_order;
        unsigned int truesize;
 };
 
@@ -294,6 +295,11 @@ static inline struct page *rxb_steal_page(struct iwl_rx_cmd_buffer *r)
        return r->_page;
 }
 
+static inline void iwl_free_rxb(struct iwl_rx_cmd_buffer *r)
+{
+       __free_pages(r->_page, r->_rx_page_order);
+}
+
 #define MAX_NO_RECLAIM_CMDS    6
 
 #define IWL_MASK(lo, hi) ((1 << (hi)) | ((1 << (hi)) - (1 << (lo))))