From 6100b58806e6307f959af79334ac553825400242 Mon Sep 17 00:00:00 2001 From: Abhijeet Kolekar Date: Fri, 19 Dec 2008 10:37:24 +0800 Subject: [PATCH] iwl3945: use iwl_rx_mem_buffer The patch replaces iwl3945_rx_mem_buffer with iwl_rx_mem_buffer. Signed-off-by: Abhijeet Kolekar Signed-off-by: Zhu Yi Signed-off-by: John W. Linville --- drivers/net/wireless/iwlwifi/iwl-3945.c | 8 ++--- drivers/net/wireless/iwlwifi/iwl-3945.h | 16 +++------ drivers/net/wireless/iwlwifi/iwl3945-base.c | 52 ++++++++++++++--------------- 3 files changed, 35 insertions(+), 41 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 93e5c52..f283b1d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -330,7 +330,7 @@ static void iwl3945_tx_queue_reclaim(struct iwl3945_priv *priv, * iwl3945_rx_reply_tx - Handle Tx response */ static void iwl3945_rx_reply_tx(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; u16 sequence = le16_to_cpu(pkt->hdr.sequence); @@ -389,7 +389,7 @@ static void iwl3945_rx_reply_tx(struct iwl3945_priv *priv, * *****************************************************************************/ -void iwl3945_hw_rx_statistics(struct iwl3945_priv *priv, struct iwl3945_rx_mem_buffer *rxb) +void iwl3945_hw_rx_statistics(struct iwl3945_priv *priv, struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; IWL_DEBUG_RX("Statistics notification received (%d vs %d).\n", @@ -571,7 +571,7 @@ static int iwl3945_is_network_packet(struct iwl3945_priv *priv, } static void iwl3945_pass_packet_to_mac80211(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb, + struct iwl_rx_mem_buffer *rxb, struct ieee80211_rx_status *stats) { struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data; @@ -614,7 +614,7 @@ static void iwl3945_pass_packet_to_mac80211(struct iwl3945_priv *priv, #define IWL_DELAY_NEXT_SCAN_AFTER_ASSOC (HZ*6) static void iwl3945_rx_reply_rx(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct ieee80211_hdr *header; struct ieee80211_rx_status rx_status; diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h index e794cd5..410a8bd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.h +++ b/drivers/net/wireless/iwlwifi/iwl-3945.h @@ -106,12 +106,6 @@ enum iwl3945_antenna { #define DEFAULT_SHORT_RETRY_LIMIT 7U #define DEFAULT_LONG_RETRY_LIMIT 4U -struct iwl3945_rx_mem_buffer { - dma_addr_t dma_addr; - struct sk_buff *skb; - struct list_head list; -}; - int iwl3945_x2_queue_used(const struct iwl_queue *q, int i); #define MAX_NUM_OF_TBS (20) @@ -229,13 +223,13 @@ struct iwl3945_host_cmd { * @rx_used: List of Rx buffers with no SKB * @need_update: flag to indicate we need to update read/write index * - * NOTE: rx_free and rx_used are used as a FIFO for iwl3945_rx_mem_buffers + * NOTE: rx_free and rx_used are used as a FIFO for iwl_rx_mem_buffers */ struct iwl3945_rx_queue { __le32 *bd; dma_addr_t dma_addr; - struct iwl3945_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; - struct iwl3945_rx_mem_buffer *queue[RX_QUEUE_SIZE]; + struct iwl_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; + struct iwl_rx_mem_buffer *queue[RX_QUEUE_SIZE]; u32 processed; u32 read; u32 write; @@ -409,7 +403,7 @@ extern void iwl3945_hw_build_tx_cmd_rate(struct iwl3945_priv *priv, extern int iwl3945_hw_reg_send_txpower(struct iwl3945_priv *priv); extern int iwl3945_hw_reg_set_txpower(struct iwl3945_priv *priv, s8 power); extern void iwl3945_hw_rx_statistics(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb); + struct iwl_rx_mem_buffer *rxb); extern void iwl3945_disable_events(struct iwl3945_priv *priv); extern int iwl4965_get_temperature(const struct iwl3945_priv *priv); @@ -464,7 +458,7 @@ struct iwl3945_priv { int alloc_rxb_skb; void (*rx_handlers[REPLY_MAX])(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb); + struct iwl_rx_mem_buffer *rxb); struct ieee80211_supported_band bands[IEEE80211_NUM_BANDS]; diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 6fb5d07..47db908 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -2863,7 +2863,7 @@ static int iwl3945_get_measurement(struct iwl3945_priv *priv, #endif static void iwl3945_rx_reply_alive(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; struct iwl_alive_resp *palive; @@ -2899,7 +2899,7 @@ static void iwl3945_rx_reply_alive(struct iwl3945_priv *priv, } static void iwl3945_rx_reply_add_sta(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -2908,7 +2908,7 @@ static void iwl3945_rx_reply_add_sta(struct iwl3945_priv *priv, } static void iwl3945_rx_reply_error(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -2923,7 +2923,7 @@ static void iwl3945_rx_reply_error(struct iwl3945_priv *priv, #define TX_STATUS_ENTRY(x) case TX_STATUS_FAIL_ ## x: return #x -static void iwl3945_rx_csa(struct iwl3945_priv *priv, struct iwl3945_rx_mem_buffer *rxb) +static void iwl3945_rx_csa(struct iwl3945_priv *priv, struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; struct iwl3945_rxon_cmd *rxon = (void *)&priv->active_rxon; @@ -2935,7 +2935,7 @@ static void iwl3945_rx_csa(struct iwl3945_priv *priv, struct iwl3945_rx_mem_buff } static void iwl3945_rx_spectrum_measure_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { #ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -2953,7 +2953,7 @@ static void iwl3945_rx_spectrum_measure_notif(struct iwl3945_priv *priv, } static void iwl3945_rx_pm_sleep_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { #ifdef CONFIG_IWL3945_DEBUG struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -2964,7 +2964,7 @@ static void iwl3945_rx_pm_sleep_notif(struct iwl3945_priv *priv, } static void iwl3945_rx_pm_debug_statistics_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; IWL_DEBUG_RADIO("Dumping %d bytes of unhandled " @@ -3000,7 +3000,7 @@ static void iwl3945_bg_beacon_update(struct work_struct *work) } static void iwl3945_rx_beacon_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { #ifdef CONFIG_IWL3945_DEBUG struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -3023,7 +3023,7 @@ static void iwl3945_rx_beacon_notif(struct iwl3945_priv *priv, /* Service response to REPLY_SCAN_CMD (0x80) */ static void iwl3945_rx_reply_scan(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { #ifdef CONFIG_IWL3945_DEBUG struct iwl_rx_packet *pkt = (void *)rxb->skb->data; @@ -3036,7 +3036,7 @@ static void iwl3945_rx_reply_scan(struct iwl3945_priv *priv, /* Service SCAN_START_NOTIFICATION (0x82) */ static void iwl3945_rx_scan_start_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; struct iwl_scanstart_notification *notif = @@ -3053,7 +3053,7 @@ static void iwl3945_rx_scan_start_notif(struct iwl3945_priv *priv, /* Service SCAN_RESULTS_NOTIFICATION (0x83) */ static void iwl3945_rx_scan_results_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; struct iwl_scanresults_notification *notif = @@ -3078,7 +3078,7 @@ static void iwl3945_rx_scan_results_notif(struct iwl3945_priv *priv, /* Service SCAN_COMPLETE_NOTIFICATION (0x84) */ static void iwl3945_rx_scan_complete_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; struct iwl_scancomplete_notification *scan_notif = (void *)pkt->u.raw; @@ -3141,7 +3141,7 @@ reschedule: /* Handle notification from uCode that card's power state is changing * due to software, hardware, or critical temperature RFKILL */ static void iwl3945_rx_card_state_notif(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (void *)rxb->skb->data; u32 flags = le32_to_cpu(pkt->u.card_state_notif.flags); @@ -3259,7 +3259,7 @@ static void iwl3945_cmd_queue_reclaim(struct iwl3945_priv *priv, * if the callback returns 1 */ static void iwl3945_tx_cmd_complete(struct iwl3945_priv *priv, - struct iwl3945_rx_mem_buffer *rxb) + struct iwl_rx_mem_buffer *rxb) { struct iwl_rx_packet *pkt = (struct iwl_rx_packet *)rxb->skb->data; u16 sequence = le16_to_cpu(pkt->hdr.sequence); @@ -3346,7 +3346,7 @@ static void iwl3945_tx_cmd_complete(struct iwl3945_priv *priv, * are available, schedules iwl3945_rx_replenish * * -- enable interrupts -- - * ISR - iwl3945_rx() Detach iwl3945_rx_mem_buffers from pool up to the + * ISR - iwl3945_rx() Detach iwl_rx_mem_buffers from pool up to the * READ INDEX, detaching the SKB from the pool. * Moves the packet buffer from queue to rx_used. * Calls iwl3945_rx_queue_restock to refill any empty @@ -3440,7 +3440,7 @@ static int iwl3945_rx_queue_restock(struct iwl3945_priv *priv) { struct iwl3945_rx_queue *rxq = &priv->rxq; struct list_head *element; - struct iwl3945_rx_mem_buffer *rxb; + struct iwl_rx_mem_buffer *rxb; unsigned long flags; int write, rc; @@ -3449,11 +3449,11 @@ static int iwl3945_rx_queue_restock(struct iwl3945_priv *priv) while ((iwl3945_rx_queue_space(rxq) > 0) && (rxq->free_count)) { /* Get next free Rx buffer, remove from free list */ element = rxq->rx_free.next; - rxb = list_entry(element, struct iwl3945_rx_mem_buffer, list); + rxb = list_entry(element, struct iwl_rx_mem_buffer, list); list_del(element); /* Point to Rx buffer via next RBD in circular buffer */ - rxq->bd[rxq->write] = iwl3945_dma_addr2rbd_ptr(priv, rxb->dma_addr); + rxq->bd[rxq->write] = iwl3945_dma_addr2rbd_ptr(priv, rxb->real_dma_addr); rxq->queue[rxq->write] = rxb; rxq->write = (rxq->write + 1) & RX_QUEUE_MASK; rxq->free_count--; @@ -3492,12 +3492,12 @@ static void iwl3945_rx_allocate(struct iwl3945_priv *priv) { struct iwl3945_rx_queue *rxq = &priv->rxq; struct list_head *element; - struct iwl3945_rx_mem_buffer *rxb; + struct iwl_rx_mem_buffer *rxb; unsigned long flags; spin_lock_irqsave(&rxq->lock, flags); while (!list_empty(&rxq->rx_used)) { element = rxq->rx_used.next; - rxb = list_entry(element, struct iwl3945_rx_mem_buffer, list); + rxb = list_entry(element, struct iwl_rx_mem_buffer, list); /* Alloc a new receive buffer */ rxb->skb = @@ -3524,7 +3524,7 @@ static void iwl3945_rx_allocate(struct iwl3945_priv *priv) list_del(element); /* Get physical address of RB/SKB */ - rxb->dma_addr = + rxb->real_dma_addr = pci_map_single(priv->pci_dev, rxb->skb->data, IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); list_add_tail(&rxb->list, &rxq->rx_free); @@ -3568,7 +3568,7 @@ static void iwl3945_rx_queue_free(struct iwl3945_priv *priv, struct iwl3945_rx_q for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) { if (rxq->pool[i].skb != NULL) { pci_unmap_single(priv->pci_dev, - rxq->pool[i].dma_addr, + rxq->pool[i].real_dma_addr, IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); dev_kfree_skb(rxq->pool[i].skb); } @@ -3619,7 +3619,7 @@ void iwl3945_rx_queue_reset(struct iwl3945_priv *priv, struct iwl3945_rx_queue * * to an SKB, so we need to unmap and free potential storage */ if (rxq->pool[i].skb != NULL) { pci_unmap_single(priv->pci_dev, - rxq->pool[i].dma_addr, + rxq->pool[i].real_dma_addr, IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); priv->alloc_rxb_skb--; dev_kfree_skb(rxq->pool[i].skb); @@ -3722,7 +3722,7 @@ int iwl3945_calc_sig_qual(int rssi_dbm, int noise_dbm) */ static void iwl3945_rx_handle(struct iwl3945_priv *priv) { - struct iwl3945_rx_mem_buffer *rxb; + struct iwl_rx_mem_buffer *rxb; struct iwl_rx_packet *pkt; struct iwl3945_rx_queue *rxq = &priv->rxq; u32 r, i; @@ -3752,7 +3752,7 @@ static void iwl3945_rx_handle(struct iwl3945_priv *priv) rxq->queue[i] = NULL; - pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->dma_addr, + pci_dma_sync_single_for_cpu(priv->pci_dev, rxb->real_dma_addr, IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); pkt = (struct iwl_rx_packet *)rxb->skb->data; @@ -3802,7 +3802,7 @@ static void iwl3945_rx_handle(struct iwl3945_priv *priv) rxb->skb = NULL; } - pci_unmap_single(priv->pci_dev, rxb->dma_addr, + pci_unmap_single(priv->pci_dev, rxb->real_dma_addr, IWL_RX_BUF_SIZE, PCI_DMA_FROMDEVICE); spin_lock_irqsave(&rxq->lock, flags); list_add_tail(&rxb->list, &priv->rxq.rx_used); -- 2.7.4