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authorJohannes Berg <johannes.berg@intel.com>2012-04-10 00:46:51 (GMT)
committerJohn W. Linville <linville@tuxdriver.com>2012-04-12 19:06:08 (GMT)
commitb2cf410ccb927141e69aa610b6dcf5137701f3af (patch)
treec6144fd18a09164a0ceb12428ab092ce9d00e48d /drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
parente3e07e0b10b3e6ca5cc7f6f4bf28d3419a9a12e4 (diff)
downloadlinux-b2cf410ccb927141e69aa610b6dcf5137701f3af.tar.xz
iwlwifi: move rx_page_order into transport
That way it isn't needed in hw_params, which is shared data. It also isn't really what we should configure in the transport, that is better just 4k/8k, so configure a bool and derive the page order in the transport. This also means the transport doesn't need access to the module parameter any more. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
index ab0f3fc..b35f120 100644
--- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie-rx.c
@@ -274,17 +274,17 @@ static void iwlagn_rx_allocate(struct iwl_trans *trans, gfp_t priority)
if (rxq->free_count > RX_LOW_WATERMARK)
gfp_mask |= __GFP_NOWARN;
- if (hw_params(trans).rx_page_order > 0)
+ if (trans_pcie->rx_page_order > 0)
gfp_mask |= __GFP_COMP;
/* Alloc a new receive buffer */
page = alloc_pages(gfp_mask,
- hw_params(trans).rx_page_order);
+ trans_pcie->rx_page_order);
if (!page) {
if (net_ratelimit())
IWL_DEBUG_INFO(trans, "alloc_pages failed, "
"order: %d\n",
- hw_params(trans).rx_page_order);
+ trans_pcie->rx_page_order);
if ((rxq->free_count <= RX_LOW_WATERMARK) &&
net_ratelimit())
@@ -303,7 +303,7 @@ static void iwlagn_rx_allocate(struct iwl_trans *trans, gfp_t priority)
if (list_empty(&rxq->rx_used)) {
spin_unlock_irqrestore(&rxq->lock, flags);
- __free_pages(page, hw_params(trans).rx_page_order);
+ __free_pages(page, trans_pcie->rx_page_order);
return;
}
element = rxq->rx_used.next;
@@ -316,7 +316,7 @@ static void iwlagn_rx_allocate(struct iwl_trans *trans, gfp_t priority)
rxb->page = page;
/* Get physical address of the RB */
rxb->page_dma = dma_map_page(trans->dev, page, 0,
- PAGE_SIZE << hw_params(trans).rx_page_order,
+ PAGE_SIZE << trans_pcie->rx_page_order,
DMA_FROM_DEVICE);
/* dma address must be no more than 36 bits */
BUG_ON(rxb->page_dma & ~DMA_BIT_MASK(36));
@@ -367,7 +367,7 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
struct iwl_tx_queue *txq = &trans_pcie->txq[trans_pcie->cmd_queue];
unsigned long flags;
bool page_stolen = false;
- int max_len = PAGE_SIZE << hw_params(trans).rx_page_order;
+ int max_len = PAGE_SIZE << trans_pcie->rx_page_order;
u32 offset = 0;
if (WARN_ON(!rxb))
@@ -452,7 +452,7 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
/* page was stolen from us -- free our reference */
if (page_stolen) {
- __free_pages(rxb->page, hw_params(trans).rx_page_order);
+ __free_pages(rxb->page, trans_pcie->rx_page_order);
rxb->page = NULL;
}
@@ -463,7 +463,7 @@ static void iwl_rx_handle_rxbuf(struct iwl_trans *trans,
if (rxb->page != NULL) {
rxb->page_dma =
dma_map_page(trans->dev, rxb->page, 0,
- PAGE_SIZE << hw_params(trans).rx_page_order,
+ PAGE_SIZE << trans_pcie->rx_page_order,
DMA_FROM_DEVICE);
list_add_tail(&rxb->list, &rxq->rx_free);
rxq->free_count++;