diff options
| author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2013-01-23 10:59:29 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2013-01-24 13:36:32 +0100 |
| commit | d13f1862c0ad892eded4cdf633ab32bc993cc1d9 (patch) | |
| tree | 02d0068c6b5df5fcaea7bbbb93706959845ed974 /drivers/net | |
| parent | 128e63ef077ef7ccd9c5779bbdce566641714666 (diff) | |
| download | op-kernel-dev-d13f1862c0ad892eded4cdf633ab32bc993cc1d9.zip op-kernel-dev-d13f1862c0ad892eded4cdf633ab32bc993cc1d9.tar.gz | |
iwlwifi: provide RX page order
When the pages are to be used by front-end, it may need
to know the page order, provide it.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-trans.h | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/iwlwifi/pcie/rx.c | 1 |
2 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans.h b/drivers/net/wireless/iwlwifi/iwl-trans.h index fca5fec..ce878b9 100644 --- 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)))) diff --git a/drivers/net/wireless/iwlwifi/pcie/rx.c b/drivers/net/wireless/iwlwifi/pcie/rx.c index b694d13..a2f3517 100644 --- a/drivers/net/wireless/iwlwifi/pcie/rx.c +++ b/drivers/net/wireless/iwlwifi/pcie/rx.c @@ -594,6 +594,7 @@ static void iwl_pcie_rx_handle_rb(struct iwl_trans *trans, int index, cmd_index, err, len; struct iwl_rx_cmd_buffer rxcb = { ._offset = offset, + ._rx_page_order = trans_pcie->rx_page_order, ._page = rxb->page, ._page_stolen = false, .truesize = max_len, |
