diff options
author | Winkler, Tomas <tomas.winkler@intel.com> | 2009-01-08 10:19:57 -0800 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2009-01-29 16:00:14 -0500 |
commit | 1e33dc64475790c10a7cda3ca23d2eb678760d85 (patch) | |
tree | d570577118248d83e3ca8af6578ab79db62d832c /drivers/net | |
parent | d45aadd04b60c6d4f846e7ec2564654567065e5f (diff) | |
download | op-kernel-dev-1e33dc64475790c10a7cda3ca23d2eb678760d85.zip op-kernel-dev-1e33dc64475790c10a7cda3ca23d2eb678760d85.tar.gz |
iwl3945: use hw_params.rx_buf_size
This patch makes 3945 use of hw_params.rx_buf_size instead of
IWL_RX_BUF_SIZE. It also renames IWL_RX_BUF_SIZE to IWL_RX_BUF_SIZE_3K
and moves rx buffer defines into iwl-fh.h.
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945.c | 2 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-3945.h | 1 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-4965-hw.h | 13 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-fh.h | 15 | ||||
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl3945-base.c | 15 |
5 files changed, 25 insertions, 21 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index db7b949..8a378bd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -2485,7 +2485,7 @@ int iwl3945_hw_set_hw_params(struct iwl_priv *priv) return -ENOMEM; } - priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE; + priv->hw_params.rx_buf_size = IWL_RX_BUF_SIZE_3K; priv->hw_params.max_pkt_size = 2342; priv->hw_params.max_rxq_size = RX_QUEUE_SIZE; priv->hw_params.max_rxq_log = RX_QUEUE_SIZE_LOG; diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index be30134..491313b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -96,7 +96,6 @@ enum iwl3945_antenna { * else RTS for data/management frames where MPDU is larger * than RTS value. */ -#define IWL_RX_BUF_SIZE 3000U #define DEFAULT_RTS_THRESHOLD 2347U #define MIN_RTS_THRESHOLD 0U #define MAX_RTS_THRESHOLD 2347U diff --git a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h index e751c53..ed6baa5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965-hw.h +++ b/drivers/net/wireless/iwlwifi/iwl-4965-hw.h @@ -110,19 +110,6 @@ #define IWL_DEFAULT_TX_RETRY 15 -#define RX_QUEUE_SIZE 256 -#define RX_QUEUE_MASK 255 -#define RX_QUEUE_SIZE_LOG 8 - -/* - * RX related structures and functions - */ -#define RX_FREE_BUFFERS 64 -#define RX_LOW_WATERMARK 8 - -/* Size of one Rx buffer in host DRAM */ -#define IWL_RX_BUF_SIZE_4K (4 * 1024) -#define IWL_RX_BUF_SIZE_8K (8 * 1024) /* Sizes and addresses for instruction and data memory (SRAM) in * 4965's embedded processor. Driver access is via HBUS_TARG_MEM_* regs. */ diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h index a72aa1b..ad5a24ec 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fh.h +++ b/drivers/net/wireless/iwlwifi/iwl-fh.h @@ -399,6 +399,21 @@ */ #define FH_TX_CHICKEN_BITS_SCD_AUTO_RETRY_EN (0x00000002) +#define RX_QUEUE_SIZE 256 +#define RX_QUEUE_MASK 255 +#define RX_QUEUE_SIZE_LOG 8 + +/* + * RX related structures and functions + */ +#define RX_FREE_BUFFERS 64 +#define RX_LOW_WATERMARK 8 + +/* Size of one Rx buffer in host DRAM */ +#define IWL_RX_BUF_SIZE_3K (3 * 1000) /* 3945 only */ +#define IWL_RX_BUF_SIZE_4K (4 * 1024) +#define IWL_RX_BUF_SIZE_8K (8 * 1024) + /** * struct iwl_rb_status - reseve buffer status * host memory mapped FH registers diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index e05a9d6..d145002 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -3281,7 +3281,8 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv) /* Alloc a new receive buffer */ rxb->skb = - alloc_skb(IWL_RX_BUF_SIZE, __GFP_NOWARN | GFP_ATOMIC); + alloc_skb(priv->hw_params.rx_buf_size, + __GFP_NOWARN | GFP_ATOMIC); if (!rxb->skb) { if (net_ratelimit()) IWL_CRIT(priv, ": Can not allocate SKB buffers\n"); @@ -3303,9 +3304,10 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv) list_del(element); /* Get physical address of RB/SKB */ - rxb->real_dma_addr = - pci_map_single(priv->pci_dev, rxb->skb->data, - IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + rxb->real_dma_addr = pci_map_single(priv->pci_dev, + rxb->skb->data, + priv->hw_params.rx_buf_size, + PCI_DMA_FROMDEVICE); list_add_tail(&rxb->list, &rxq->rx_free); rxq->free_count++; } @@ -3454,7 +3456,7 @@ static void iwl3945_rx_handle(struct iwl_priv *priv) rxq->queue[i] = NULL; pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->real_dma_addr, - IWL_RX_BUF_SIZE, + priv->hw_params.rx_buf_size, PCI_DMA_FROMDEVICE); pkt = (struct iwl_rx_packet *)rxb->skb->data; @@ -3504,7 +3506,8 @@ static void iwl3945_rx_handle(struct iwl_priv *priv) } pci_unmap_single(priv->pci_dev, rxb->real_dma_addr, - IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); + priv->hw_params.rx_buf_size, + PCI_DMA_FROMDEVICE); spin_lock_irqsave(&rxq->lock, flags); list_add_tail(&rxb->list, &priv->rxq.rx_used); spin_unlock_irqrestore(&rxq->lock, flags); |