Merge branch 'wireless-next-2.6' of...

Merge branch 'wireless-next-2.6' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-2.6

drivers/net/wireless/iwlwifi/Makefile

@@ -13,6 +13,7 @@ iwlagn-objs             += iwl-5000.o
 iwlagn-objs             += iwl-6000.o
 iwlagn-objs             += iwl-1000.o
 iwlagn-objs             += iwl-2000.o
+iwlagn-objs             += iwl-pci.o
 
 iwlagn-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o
 iwlagn-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o

drivers/net/wireless/iwlwifi/iwl-1000.c

@@ -27,8 +27,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
@@ -194,8 +192,6 @@ static struct iwl_lib_ops iwl1000_lib = {
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl1000_ops = {

drivers/net/wireless/iwlwifi/iwl-2000.c

@@ -27,8 +27,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
@@ -76,21 +74,7 @@ static void iwl2000_set_ct_threshold(struct iwl_priv *priv)
 /* NIC configuration for 2000 series */
 static void iwl2000_nic_config(struct iwl_priv *priv)
 {
-	u16 radio_cfg;
-
-	radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
-
-	/* write radio config values to register */
-	if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX)
-	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-			EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
-			EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
-			EEPROM_RF_CFG_DASH_MSK(radio_cfg));
-
-	/* set CSR_HW_CONFIG_REG for uCode use */
-	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
-		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
+	iwl_rf_config(priv);
 
 	if (priv->cfg->iq_invert)
 		iwl_set_bit(priv, CSR_GP_DRIVER_REG,
@@ -204,8 +188,6 @@ static struct iwl_lib_ops iwl2000_lib = {
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	},
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl2000_ops = {

drivers/net/wireless/iwlwifi/iwl-5000.c

@@ -27,8 +27,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/sched.h>
 #include <linux/skbuff.h>
@@ -66,23 +64,10 @@
 static void iwl5000_nic_config(struct iwl_priv *priv)
 {
 	unsigned long flags;
-	u16 radio_cfg;
 
-	spin_lock_irqsave(&priv->lock, flags);
-
-	radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
+	iwl_rf_config(priv);
 
-	/* write radio config values to register */
-	if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) < EEPROM_RF_CONFIG_TYPE_MAX)
-		iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-			    EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
-			    EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
-			    EEPROM_RF_CFG_DASH_MSK(radio_cfg));
-
-	/* set CSR_HW_CONFIG_REG for uCode use */
-	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
-		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
+	spin_lock_irqsave(&priv->lock, flags);
 
 	/* W/A : NIC is stuck in a reset state after Early PCIe power off
 	 * (PCIe power is lost before PERST# is asserted),
@@ -361,8 +346,6 @@ static struct iwl_lib_ops iwl5000_lib = {
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_lib_ops iwl5150_lib = {
@@ -391,8 +374,6 @@ static struct iwl_lib_ops iwl5150_lib = {
 	.temp_ops = {
 		.temperature = iwl5150_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static const struct iwl_ops iwl5000_ops = {

drivers/net/wireless/iwlwifi/iwl-6000.c

@@ -27,8 +27,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
@@ -97,21 +95,7 @@ static void iwl6150_additional_nic_config(struct iwl_priv *priv)
 /* NIC configuration for 6000 series */
 static void iwl6000_nic_config(struct iwl_priv *priv)
 {
-	u16 radio_cfg;
-
-	radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
-
-	/* write radio config values to register */
-	if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX)
-		iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-			    EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
-			    EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
-			    EEPROM_RF_CFG_DASH_MSK(radio_cfg));
-
-	/* set CSR_HW_CONFIG_REG for uCode use */
-	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
-		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
-		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
+	iwl_rf_config(priv);
 
 	/* no locking required for register write */
 	if (priv->cfg->pa_type == IWL_PA_INTERNAL) {
@@ -301,8 +285,6 @@ static struct iwl_lib_ops iwl6000_lib = {
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_lib_ops iwl6030_lib = {
@@ -333,8 +315,6 @@ static struct iwl_lib_ops iwl6030_lib = {
 	.temp_ops = {
 		.temperature = iwlagn_temperature,
 	 },
-	.txfifo_flush = iwlagn_txfifo_flush,
-	.dev_txfifo_flush = iwlagn_dev_txfifo_flush,
 };
 
 static struct iwl_nic_ops iwl6050_nic_ops = {

drivers/net/wireless/iwlwifi/iwl-agn-hw.h

@@ -81,13 +81,6 @@
 /* RSSI to dBm */
 #define IWLAGN_RSSI_OFFSET	44
 
-/* PCI registers */
-#define PCI_CFG_RETRY_TIMEOUT	0x041
-
-/* PCI register values */
-#define PCI_CFG_LINK_CTRL_VAL_L0S_EN	0x01
-#define PCI_CFG_LINK_CTRL_VAL_L1_EN	0x02
-
 #define IWLAGN_DEFAULT_TX_RETRY  15
 
 /* Limit range of txpower output target to be between these values */

drivers/net/wireless/iwlwifi/iwl-agn-ict.c

@@ -44,7 +44,7 @@
 void iwl_free_isr_ict(struct iwl_priv *priv)
 {
 	if (priv->_agn.ict_tbl_vir) {
-		dma_free_coherent(&priv->pci_dev->dev,
+		dma_free_coherent(priv->bus.dev,
 				  (sizeof(u32) * ICT_COUNT) + PAGE_SIZE,
 				  priv->_agn.ict_tbl_vir,
 				  priv->_agn.ict_tbl_dma);
@@ -61,7 +61,7 @@ int iwl_alloc_isr_ict(struct iwl_priv *priv)
 
 	/* allocate shrared data table */
 	priv->_agn.ict_tbl_vir =
-		dma_alloc_coherent(&priv->pci_dev->dev,
+		dma_alloc_coherent(priv->bus.dev,
 				   (sizeof(u32) * ICT_COUNT) + PAGE_SIZE,
 				   &priv->_agn.ict_tbl_dma, GFP_KERNEL);
 	if (!priv->_agn.ict_tbl_vir)

drivers/net/wireless/iwlwifi/iwl-agn-lib.c

@@ -624,6 +624,7 @@ struct iwl_mod_params iwlagn_mod_params = {
 	.plcp_check = true,
 	.bt_coex_active = true,
 	.no_sleep_autoadjust = true,
+	.power_level = IWL_POWER_INDEX_1,
 	/* the rest are 0 by default */
 };
 
@@ -639,9 +640,9 @@ void iwlagn_rx_queue_reset(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
 		/* In the reset function, these buffers may have been allocated
 		 * to an SKB, so we need to unmap and free potential storage */
 		if (rxq->pool[i].page != NULL) {
-			pci_unmap_page(priv->pci_dev, rxq->pool[i].page_dma,
+			dma_unmap_page(priv->bus.dev, rxq->pool[i].page_dma,
 				PAGE_SIZE << priv->hw_params.rx_page_order,
-				PCI_DMA_FROMDEVICE);
+				DMA_FROM_DEVICE);
 			__iwl_free_pages(priv, rxq->pool[i].page);
 			rxq->pool[i].page = NULL;
 		}
@@ -913,9 +914,9 @@ void iwlagn_rx_allocate(struct iwl_priv *priv, gfp_t priority)
 		BUG_ON(rxb->page);
 		rxb->page = page;
 		/* Get physical address of the RB */
-		rxb->page_dma = pci_map_page(priv->pci_dev, page, 0,
+		rxb->page_dma = dma_map_page(priv->bus.dev, page, 0,
 				PAGE_SIZE << priv->hw_params.rx_page_order,
-				PCI_DMA_FROMDEVICE);
+				DMA_FROM_DEVICE);
 		/* dma address must be no more than 36 bits */
 		BUG_ON(rxb->page_dma & ~DMA_BIT_MASK(36));
 		/* and also 256 byte aligned! */
@@ -958,17 +959,18 @@ void iwlagn_rx_queue_free(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
 	int i;
 	for (i = 0; i < RX_QUEUE_SIZE + RX_FREE_BUFFERS; i++) {
 		if (rxq->pool[i].page != NULL) {
-			pci_unmap_page(priv->pci_dev, rxq->pool[i].page_dma,
+			dma_unmap_page(priv->bus.dev, rxq->pool[i].page_dma,
 				PAGE_SIZE << priv->hw_params.rx_page_order,
-				PCI_DMA_FROMDEVICE);
+				DMA_FROM_DEVICE);
 			__iwl_free_pages(priv, rxq->pool[i].page);
 			rxq->pool[i].page = NULL;
 		}
 	}
 
-	dma_free_coherent(&priv->pci_dev->dev, 4 * RX_QUEUE_SIZE, rxq->bd,
-			  rxq->bd_dma);
-	dma_free_coherent(&priv->pci_dev->dev, sizeof(struct iwl_rb_status),
+	dma_free_coherent(priv->bus.dev, 4 * RX_QUEUE_SIZE,
+			  rxq->bd, rxq->bd_dma);
+	dma_free_coherent(priv->bus.dev,
+			  sizeof(struct iwl_rb_status),
 			  rxq->rb_stts, rxq->rb_stts_dma);
 	rxq->bd = NULL;
 	rxq->rb_stts  = NULL;
@@ -1530,8 +1532,17 @@ int iwlagn_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
 	might_sleep();
 
 	memset(&flush_cmd, 0, sizeof(flush_cmd));
-	flush_cmd.fifo_control = IWL_TX_FIFO_VO_MSK | IWL_TX_FIFO_VI_MSK |
-				 IWL_TX_FIFO_BE_MSK | IWL_TX_FIFO_BK_MSK;
+	if (flush_control & BIT(IWL_RXON_CTX_BSS))
+		flush_cmd.fifo_control = IWL_SCD_VO_MSK | IWL_SCD_VI_MSK |
+				 IWL_SCD_BE_MSK | IWL_SCD_BK_MSK |
+				 IWL_SCD_MGMT_MSK;
+	if ((flush_control & BIT(IWL_RXON_CTX_PAN)) &&
+	    (priv->valid_contexts != BIT(IWL_RXON_CTX_BSS)))
+		flush_cmd.fifo_control |= IWL_PAN_SCD_VO_MSK |
+				IWL_PAN_SCD_VI_MSK | IWL_PAN_SCD_BE_MSK |
+				IWL_PAN_SCD_BK_MSK | IWL_PAN_SCD_MGMT_MSK |
+				IWL_PAN_SCD_MULTICAST_MSK;
+
 	if (priv->cfg->sku & EEPROM_SKU_CAP_11N_ENABLE)
 		flush_cmd.fifo_control |= IWL_AGG_TX_QUEUE_MSK;
 
@@ -1546,7 +1557,7 @@ void iwlagn_dev_txfifo_flush(struct iwl_priv *priv, u16 flush_control)
 {
 	mutex_lock(&priv->mutex);
 	ieee80211_stop_queues(priv->hw);
-	if (priv->cfg->ops->lib->txfifo_flush(priv, IWL_DROP_ALL)) {
+	if (iwlagn_txfifo_flush(priv, IWL_DROP_ALL)) {
 		IWL_ERR(priv, "flush request fail\n");
 		goto done;
 	}

drivers/net/wireless/iwlwifi/iwl-agn-tx.c

@@ -716,10 +716,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 
 	/* Physical address of this Tx command's header (not MAC header!),
 	 * within command buffer array. */
-	txcmd_phys = pci_map_single(priv->pci_dev,
+	txcmd_phys = dma_map_single(priv->bus.dev,
 				    &out_cmd->hdr, firstlen,
-				    PCI_DMA_BIDIRECTIONAL);
-	if (unlikely(pci_dma_mapping_error(priv->pci_dev, txcmd_phys)))
+				    DMA_BIDIRECTIONAL);
+	if (unlikely(dma_mapping_error(priv->bus.dev, txcmd_phys)))
 		goto drop_unlock_sta;
 	dma_unmap_addr_set(out_meta, mapping, txcmd_phys);
 	dma_unmap_len_set(out_meta, len, firstlen);
@@ -735,13 +735,13 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 	 * if any (802.11 null frames have no payload). */
 	secondlen = skb->len - hdr_len;
 	if (secondlen > 0) {
-		phys_addr = pci_map_single(priv->pci_dev, skb->data + hdr_len,
-					   secondlen, PCI_DMA_TODEVICE);
-		if (unlikely(pci_dma_mapping_error(priv->pci_dev, phys_addr))) {
-			pci_unmap_single(priv->pci_dev,
+		phys_addr = dma_map_single(priv->bus.dev, skb->data + hdr_len,
+					   secondlen, DMA_TO_DEVICE);
+		if (unlikely(dma_mapping_error(priv->bus.dev, phys_addr))) {
+			dma_unmap_single(priv->bus.dev,
 					 dma_unmap_addr(out_meta, mapping),
 					 dma_unmap_len(out_meta, len),
-					 PCI_DMA_BIDIRECTIONAL);
+					 DMA_BIDIRECTIONAL);
 			goto drop_unlock_sta;
 		}
 	}
@@ -764,8 +764,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 				offsetof(struct iwl_tx_cmd, scratch);
 
 	/* take back ownership of DMA buffer to enable update */
-	pci_dma_sync_single_for_cpu(priv->pci_dev, txcmd_phys,
-				    firstlen, PCI_DMA_BIDIRECTIONAL);
+	dma_sync_single_for_cpu(priv->bus.dev, txcmd_phys, firstlen,
+			DMA_BIDIRECTIONAL);
 	tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys);
 	tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys);
 
@@ -780,8 +780,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 		iwlagn_txq_update_byte_cnt_tbl(priv, txq,
 					       le16_to_cpu(tx_cmd->len));
 
-	pci_dma_sync_single_for_device(priv->pci_dev, txcmd_phys,
-				       firstlen, PCI_DMA_BIDIRECTIONAL);
+	dma_sync_single_for_device(priv->bus.dev, txcmd_phys, firstlen,
+			DMA_BIDIRECTIONAL);
 
 	trace_iwlwifi_dev_tx(priv,
 			     &((struct iwl_tfd *)txq->tfds)[txq->q.write_ptr],
@@ -834,8 +834,8 @@ int iwlagn_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 static inline int iwlagn_alloc_dma_ptr(struct iwl_priv *priv,
 				    struct iwl_dma_ptr *ptr, size_t size)
 {
-	ptr->addr = dma_alloc_coherent(&priv->pci_dev->dev, size, &ptr->dma,
-				       GFP_KERNEL);
+	ptr->addr = dma_alloc_coherent(priv->bus.dev, size,
+				       &ptr->dma, GFP_KERNEL);
 	if (!ptr->addr)
 		return -ENOMEM;
 	ptr->size = size;
@@ -848,7 +848,7 @@ static inline void iwlagn_free_dma_ptr(struct iwl_priv *priv,
 	if (unlikely(!ptr->addr))
 		return;
 
-	dma_free_coherent(&priv->pci_dev->dev, ptr->size, ptr->addr, ptr->dma);
+	dma_free_coherent(priv->bus.dev, ptr->size, ptr->addr, ptr->dma);
 	memset(ptr, 0, sizeof(*ptr));
 }
 

drivers/net/wireless/iwlwifi/iwl-agn.h

@@ -125,7 +125,7 @@ irqreturn_t iwl_isr_ict(int irq, void *data);
 static inline void iwl_synchronize_irq(struct iwl_priv *priv)
 {
 	/* wait to make sure we flush pending tasklet*/
-	synchronize_irq(priv->pci_dev->irq);
+	synchronize_irq(priv->bus.irq);
 	tasklet_kill(&priv->irq_tasklet);
 }
 
@@ -379,4 +379,8 @@ void iwl_testmode_cleanup(struct iwl_priv *priv)
 }
 #endif
 
+int iwl_probe(void *bus_specific, struct iwl_bus_ops *bus_ops,
+		struct iwl_cfg *cfg);
+void __devexit iwl_remove(struct iwl_priv * priv);
+
 #endif /* __iwl_agn_h__ */

drivers/net/wireless/iwlwifi/iwl-commands.h

@@ -972,15 +972,26 @@ struct iwl_rem_sta_cmd {
 	u8 reserved2[2];
 } __packed;
 
-#define IWL_TX_FIFO_BK_MSK		cpu_to_le32(BIT(0))
-#define IWL_TX_FIFO_BE_MSK		cpu_to_le32(BIT(1))
-#define IWL_TX_FIFO_VI_MSK		cpu_to_le32(BIT(2))
-#define IWL_TX_FIFO_VO_MSK		cpu_to_le32(BIT(3))
+
+/* WiFi queues mask */
+#define IWL_SCD_BK_MSK			cpu_to_le32(BIT(0))
+#define IWL_SCD_BE_MSK			cpu_to_le32(BIT(1))
+#define IWL_SCD_VI_MSK			cpu_to_le32(BIT(2))
+#define IWL_SCD_VO_MSK			cpu_to_le32(BIT(3))
+#define IWL_SCD_MGMT_MSK		cpu_to_le32(BIT(3))
+
+/* PAN queues mask */
+#define IWL_PAN_SCD_BK_MSK		cpu_to_le32(BIT(4))
+#define IWL_PAN_SCD_BE_MSK		cpu_to_le32(BIT(5))
+#define IWL_PAN_SCD_VI_MSK		cpu_to_le32(BIT(6))
+#define IWL_PAN_SCD_VO_MSK		cpu_to_le32(BIT(7))
+#define IWL_PAN_SCD_MGMT_MSK		cpu_to_le32(BIT(7))
+#define IWL_PAN_SCD_MULTICAST_MSK	cpu_to_le32(BIT(8))
+
 #define IWL_AGG_TX_QUEUE_MSK		cpu_to_le32(0xffc00)
 
 #define IWL_DROP_SINGLE		0
-#define IWL_DROP_SELECTED	1
-#define IWL_DROP_ALL		2
+#define IWL_DROP_ALL		(BIT(IWL_RXON_CTX_BSS) | BIT(IWL_RXON_CTX_PAN))
 
 /*
  * REPLY_TXFIFO_FLUSH = 0x1e(command and response)

drivers/net/wireless/iwlwifi/iwl-core.c

@@ -209,10 +209,10 @@ int iwlcore_init_geos(struct iwl_priv *priv)
 
 	if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
 	     priv->cfg->sku & EEPROM_SKU_CAP_BAND_52GHZ) {
+		char buf[32];
+		priv->bus.ops->get_hw_id(&priv->bus, buf, sizeof(buf));
 		IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
-			"Please send your PCI ID 0x%04X:0x%04X to maintainer.\n",
-			   priv->pci_dev->device,
-			   priv->pci_dev->subsystem_device);
+			"Please send your %s to maintainer.\n", buf);
 		priv->cfg->sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
 	}
 
@@ -997,8 +997,6 @@ void iwl_apm_stop(struct iwl_priv *priv)
 int iwl_apm_init(struct iwl_priv *priv)
 {
 	int ret = 0;
-	u16 lctl;
-
 	IWL_DEBUG_INFO(priv, "Init card's basic functions\n");
 
 	/*
@@ -1027,27 +1025,7 @@ int iwl_apm_init(struct iwl_priv *priv)
 	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
 				    CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A);
 
-	/*
-	 * HW bug W/A for instability in PCIe bus L0->L0S->L1 transition.
-	 * Check if BIOS (or OS) enabled L1-ASPM on this device.
-	 * If so (likely), disable L0S, so device moves directly L0->L1;
-	 *    costs negligible amount of power savings.
-	 * If not (unlikely), enable L0S, so there is at least some
-	 *    power savings, even without L1.
-	 */
-	lctl = iwl_pcie_link_ctl(priv);
-	if ((lctl & PCI_CFG_LINK_CTRL_VAL_L1_EN) ==
-				PCI_CFG_LINK_CTRL_VAL_L1_EN) {
-		/* L1-ASPM enabled; disable(!) L0S  */
-		iwl_set_bit(priv, CSR_GIO_REG,
-				CSR_GIO_REG_VAL_L0S_ENABLED);
-		IWL_DEBUG_POWER(priv, "L1 Enabled; Disabling L0S\n");
-	} else {
-		/* L1-ASPM disabled; enable(!) L0S */
-		iwl_clear_bit(priv, CSR_GIO_REG,
-				CSR_GIO_REG_VAL_L0S_ENABLED);
-		IWL_DEBUG_POWER(priv, "L1 Disabled; Enabling L0S\n");
-	}
+	priv->bus.ops->apm_config(&priv->bus);
 
 	/* Configure analog phase-lock-loop before activating to D0A */
 	if (priv->cfg->base_params->pll_cfg_val)
@@ -1948,11 +1926,8 @@ __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
 
 #ifdef CONFIG_PM
 
-int iwl_pci_suspend(struct device *device)
+int iwl_suspend(struct iwl_priv *priv)
 {
-	struct pci_dev *pdev = to_pci_dev(device);
-	struct iwl_priv *priv = pci_get_drvdata(pdev);
-
 	/*
 	 * This function is called when system goes into suspend state
 	 * mac80211 will call iwl_mac_stop() from the mac80211 suspend function
@@ -1965,18 +1940,10 @@ int iwl_pci_suspend(struct device *device)
 	return 0;
 }
 
-int iwl_pci_resume(struct device *device)
+int iwl_resume(struct iwl_priv *priv)
 {
-	struct pci_dev *pdev = to_pci_dev(device);
-	struct iwl_priv *priv = pci_get_drvdata(pdev);
 	bool hw_rfkill = false;
 
-	/*
-	 * We disable the RETRY_TIMEOUT register (0x41) to keep
-	 * PCI Tx retries from interfering with C3 CPU state.
-	 */
-	pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
-
 	iwl_enable_interrupts(priv);
 
 	if (!(iwl_read32(priv, CSR_GP_CNTRL) &
@@ -1993,13 +1960,4 @@ int iwl_pci_resume(struct device *device)
 	return 0;
 }
 
-const struct dev_pm_ops iwl_pm_ops = {
-	.suspend = iwl_pci_suspend,
-	.resume = iwl_pci_resume,
-	.freeze = iwl_pci_suspend,
-	.thaw = iwl_pci_resume,
-	.poweroff = iwl_pci_suspend,
-	.restore = iwl_pci_resume,
-};
-
 #endif /* CONFIG_PM */

drivers/net/wireless/iwlwifi/iwl-core.h

@@ -76,11 +76,6 @@ struct iwl_cmd;
 #define DRV_COPYRIGHT	"Copyright(c) 2003-2011 Intel Corporation"
 #define DRV_AUTHOR     "<ilw@linux.intel.com>"
 
-#define IWL_PCI_DEVICE(dev, subdev, cfg) \
-	.vendor = PCI_VENDOR_ID_INTEL,  .device = (dev), \
-	.subvendor = PCI_ANY_ID, .subdevice = (subdev), \
-	.driver_data = (kernel_ulong_t)&(cfg)
-
 #define TIME_UNIT		1024
 
 #define IWL_CMD(x) case x: return #x
@@ -142,10 +137,6 @@ struct iwl_lib_ops {
 
 	/* temperature */
 	struct iwl_temp_ops temp_ops;
-
-	int (*txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
-	void (*dev_txfifo_flush)(struct iwl_priv *priv, u16 flush_control);
-
 };
 
 /* NIC specific ops */
@@ -172,6 +163,8 @@ struct iwl_mod_params {
 	bool bt_coex_active;	/* def: true = enable bt coex */
 	int led_mode;		/* def: 0 = system default */
 	bool no_sleep_autoadjust; /* def: true = disable autoadjust */
+	bool power_save;	/* def: false = disable power save */
+	int power_level;	/* def: 1 = power level */
 };
 
 /*
@@ -479,36 +472,14 @@ int iwl_send_cmd_pdu_async(struct iwl_priv *priv, u8 id, u16 len,
 
 int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd);
 
-
-/*****************************************************
- * PCI						     *
- *****************************************************/
-
-static inline u16 iwl_pcie_link_ctl(struct iwl_priv *priv)
-{
-	int pos;
-	u16 pci_lnk_ctl;
-	pos = pci_find_capability(priv->pci_dev, PCI_CAP_ID_EXP);
-	pci_read_config_word(priv->pci_dev, pos + PCI_EXP_LNKCTL, &pci_lnk_ctl);
-	return pci_lnk_ctl;
-}
-
 void iwl_bg_watchdog(unsigned long data);
 u32 iwl_usecs_to_beacons(struct iwl_priv *priv, u32 usec, u32 beacon_interval);
 __le32 iwl_add_beacon_time(struct iwl_priv *priv, u32 base,
 			   u32 addon, u32 beacon_interval);
 
 #ifdef CONFIG_PM
-int iwl_pci_suspend(struct device *device);
-int iwl_pci_resume(struct device *device);
-extern const struct dev_pm_ops iwl_pm_ops;
-
-#define IWL_PM_OPS	(&iwl_pm_ops)
-
-#else /* !CONFIG_PM */
-
-#define IWL_PM_OPS	NULL
-
+int iwl_suspend(struct iwl_priv *priv);
+int iwl_resume(struct iwl_priv *priv);
 #endif /* !CONFIG_PM */
 
 /*****************************************************

drivers/net/wireless/iwlwifi/iwl-debug.h

@@ -32,10 +32,10 @@
 struct iwl_priv;
 extern u32 iwl_debug_level;
 
-#define IWL_ERR(p, f, a...) dev_err(&((p)->pci_dev->dev), f, ## a)
-#define IWL_WARN(p, f, a...) dev_warn(&((p)->pci_dev->dev), f, ## a)
-#define IWL_INFO(p, f, a...) dev_info(&((p)->pci_dev->dev), f, ## a)
-#define IWL_CRIT(p, f, a...) dev_crit(&((p)->pci_dev->dev), f, ## a)
+#define IWL_ERR(p, f, a...) dev_err(p->bus.ops->get_dev(&p->bus), f, ## a)
+#define IWL_WARN(p, f, a...) dev_warn(p->bus.ops->get_dev(&p->bus), f, ## a)
+#define IWL_INFO(p, f, a...) dev_info(p->bus.ops->get_dev(&p->bus), f, ## a)
+#define IWL_CRIT(p, f, a...) dev_crit(p->bus.ops->get_dev(&p->bus), f, ## a)
 
 #define iwl_print_hex_error(priv, p, len) 				\
 do {									\

drivers/net/wireless/iwlwifi/iwl-debugfs.c

@@ -2493,7 +2493,7 @@ static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
 	if (iwl_is_rfkill(priv))
 		return -EFAULT;
 
-	priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
+	iwlagn_dev_txfifo_flush(priv, IWL_DROP_ALL);
 
 	return count;
 }
@@ -2693,7 +2693,6 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 	DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
-	if (priv->cfg->ops->lib->dev_txfifo_flush)
 	DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
 	DEBUGFS_ADD_FILE(protection_mode, dir_debug, S_IWUSR | S_IRUSR);
 

drivers/net/wireless/iwlwifi/iwl-dev.h

@@ -48,6 +48,8 @@
 #include "iwl-agn-rs.h"
 #include "iwl-agn-tt.h"
 
+#define DRV_NAME        "iwlagn"
+
 struct iwl_tx_queue;
 
 /* CT-KILL constants */
@@ -1186,6 +1188,45 @@ struct iwl_testmode_trace {
 	bool trace_enabled;
 };
 #endif
+
+struct iwl_bus;
+
+/**
+ * struct iwl_bus_ops - bus specific operations
+
+ * @get_pm_support: must returns true if the bus can go to sleep
+ * @apm_config: will be called during the config of the APM configuration
+ * @set_drv_data: set the priv pointer to the bus layer
+ * @get_dev: returns the device struct
+ * @get_irq: returns the irq number
+ * @get_hw_id: prints the hw_id in the provided buffer
+ * @write8: write a byte to register at offset ofs
+ * @write32: write a dword to register at offset ofs
+ * @wread32: read a dword at register at offset ofs
+ */
+struct iwl_bus_ops {
+	bool (*get_pm_support)(struct iwl_bus *bus);
+	void (*apm_config)(struct iwl_bus *bus);
+	void (*set_drv_data)(struct iwl_bus *bus, void *priv);
+	struct device *(*get_dev)(const struct iwl_bus *bus);
+	unsigned int (*get_irq)(const struct iwl_bus *bus);
+	void (*get_hw_id)(struct iwl_bus *bus, char buf[], int buf_len);
+	void (*write8)(struct iwl_bus *bus, u32 ofs, u8 val);
+	void (*write32)(struct iwl_bus *bus, u32 ofs, u32 val);
+	u32 (*read32)(struct iwl_bus *bus, u32 ofs);
+};
+
+struct iwl_bus {
+	/* pointer to bus specific struct */
+	void *bus_specific;
+
+	/* Common data to all buses */
+	struct iwl_priv *priv; /* driver's context */
+	struct device *dev;
+	struct iwl_bus_ops *ops;
+	unsigned int irq;
+};
+
 struct iwl_priv {
 
 	/* ieee device used by generic ieee processing code */
@@ -1253,17 +1294,14 @@ struct iwl_priv {
 	spinlock_t reg_lock;	/* protect hw register access */
 	struct mutex mutex;
 
-	/* basic pci-network driver stuff */
-	struct pci_dev *pci_dev;
-
-	/* pci hardware address support */
-	void __iomem *hw_base;
+	struct iwl_bus bus;	/* bus specific data */
 
 	/* microcode/device supports multiple contexts */
 	u8 valid_contexts;
 
 	/* command queue number */
 	u8 cmd_queue;
+	u8 last_sync_cmd_id;
 
 	/* max number of station keys */
 	u8 sta_key_max_num;

drivers/net/wireless/iwlwifi/iwl-eeprom.c

@@ -834,3 +834,28 @@ const struct iwl_channel_info *iwl_get_channel_info(const struct iwl_priv *priv,
 
 	return NULL;
 }
+
+void iwl_rf_config(struct iwl_priv *priv)
+{
+	u16 radio_cfg;
+
+	radio_cfg = iwl_eeprom_query16(priv, EEPROM_RADIO_CONFIG);
+
+	/* write radio config values to register */
+	if (EEPROM_RF_CFG_TYPE_MSK(radio_cfg) <= EEPROM_RF_CONFIG_TYPE_MAX) {
+		iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
+			    EEPROM_RF_CFG_TYPE_MSK(radio_cfg) |
+			    EEPROM_RF_CFG_STEP_MSK(radio_cfg) |
+			    EEPROM_RF_CFG_DASH_MSK(radio_cfg));
+		IWL_INFO(priv, "Radio type=0x%x-0x%x-0x%x\n",
+			 EEPROM_RF_CFG_TYPE_MSK(radio_cfg),
+			 EEPROM_RF_CFG_STEP_MSK(radio_cfg),
+			 EEPROM_RF_CFG_DASH_MSK(radio_cfg));
+	} else
+		WARN_ON(1);
+
+	/* set CSR_HW_CONFIG_REG for uCode use */
+	iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
+		    CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
+		    CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
+}

drivers/net/wireless/iwlwifi/iwl-eeprom.h

@@ -268,13 +268,13 @@ extern const u8 iwl_eeprom_band_1[14];
 
 /* General */
 #define EEPROM_DEVICE_ID                    (2*0x08)	/* 2 bytes */
+#define EEPROM_SUBSYSTEM_ID		    (2*0x0A)	/* 2 bytes */
 #define EEPROM_MAC_ADDRESS                  (2*0x15)	/* 6  bytes */
 #define EEPROM_BOARD_REVISION               (2*0x35)	/* 2  bytes */
 #define EEPROM_BOARD_PBA_NUMBER             (2*0x3B+1)	/* 9  bytes */
 #define EEPROM_VERSION                      (2*0x44)	/* 2  bytes */
 #define EEPROM_SKU_CAP                      (2*0x45)	/* 2  bytes */
 #define EEPROM_OEM_MODE                     (2*0x46)	/* 2  bytes */
-#define EEPROM_WOWLAN_MODE                  (2*0x47)	/* 2  bytes */
 #define EEPROM_RADIO_CONFIG                 (2*0x48)	/* 2  bytes */
 #define EEPROM_NUM_MAC_ADDRESS              (2*0x4C)	/* 2  bytes */
 
@@ -309,5 +309,6 @@ void iwl_free_channel_map(struct iwl_priv *priv);
 const struct iwl_channel_info *iwl_get_channel_info(
 		const struct iwl_priv *priv,
 		enum ieee80211_band band, u16 channel);
+void iwl_rf_config(struct iwl_priv *priv);
 
 #endif  /* __iwl_eeprom_h__ */

drivers/net/wireless/iwlwifi/iwl-hcmd.c

@@ -181,7 +181,16 @@ int iwl_send_cmd_sync(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 	IWL_DEBUG_INFO(priv, "Attempting to send sync command %s\n",
 			get_cmd_string(cmd->id));
 
-	set_bit(STATUS_HCMD_ACTIVE, &priv->status);
+	if (test_and_set_bit(STATUS_HCMD_ACTIVE, &priv->status)) {
+		IWL_ERR(priv, "STATUS_HCMD_ACTIVE already set while sending %s"
+			      ". Previous SYNC cmdn is %s\n",
+			get_cmd_string(cmd->id),
+			get_cmd_string(priv->last_sync_cmd_id));
+		WARN_ON(1);
+	} else {
+		priv->last_sync_cmd_id = cmd->id;
+	}
+
 	IWL_DEBUG_INFO(priv, "Setting HCMD_ACTIVE for command %s\n",
 			get_cmd_string(cmd->id));
 

drivers/net/wireless/iwlwifi/iwl-io.h

@@ -38,18 +38,18 @@
 static inline void iwl_write8(struct iwl_priv *priv, u32 ofs, u8 val)
 {
 	trace_iwlwifi_dev_iowrite8(priv, ofs, val);
-	iowrite8(val, priv->hw_base + ofs);
+	priv->bus.ops->write8(&priv->bus, ofs, val);
 }
 
 static inline void iwl_write32(struct iwl_priv *priv, u32 ofs, u32 val)
 {
 	trace_iwlwifi_dev_iowrite32(priv, ofs, val);
-	iowrite32(val, priv->hw_base + ofs);
+	priv->bus.ops->write32(&priv->bus, ofs, val);
 }
 
 static inline u32 iwl_read32(struct iwl_priv *priv, u32 ofs)
 {
-	u32 val = ioread32(priv->hw_base + ofs);
+	u32 val = priv->bus.ops->read32(&priv->bus, ofs);
 	trace_iwlwifi_dev_ioread32(priv, ofs, val);
 	return val;
 }

drivers/net/wireless/iwlwifi/iwl-led.c

@@ -28,8 +28,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/pci.h>
-#include <linux/dma-mapping.h>
 #include <linux/delay.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
@@ -204,7 +202,8 @@ void iwl_leds_init(struct iwl_priv *priv)
 		break;
 	}
 
-	ret = led_classdev_register(&priv->pci_dev->dev, &priv->led);
+	ret = led_classdev_register(priv->bus.dev,
+				    &priv->led);
 	if (ret) {
 		kfree(priv->led.name);
 		return;

drivers/net/wireless/iwlwifi/iwl-pci.h

+/******************************************************************************
+ *
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2007 - 2011 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
+ * USA
+ *
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * Contact Information:
+ *  Intel Linux Wireless <ilw@linux.intel.com>
+ * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *  * Neither the name Intel Corporation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *****************************************************************************/
+#ifndef __iwl_pci_h__
+#define __iwl_pci_h__
+
+int __must_check iwl_pci_register_driver(void);
+void iwl_pci_unregister_driver(void);
+
+#endif

drivers/net/wireless/iwlwifi/iwl-power.c

@@ -245,7 +245,7 @@ static void iwl_static_sleep_cmd(struct iwl_priv *priv,
 		}
 	}
 
-	if (priv->power_data.pci_pm)
+	if (priv->power_data.bus_pm)
 		cmd->flags |= IWL_POWER_PCI_PM_MSK;
 	else
 		cmd->flags &= ~IWL_POWER_PCI_PM_MSK;
@@ -260,7 +260,7 @@ static void iwl_power_sleep_cam_cmd(struct iwl_priv *priv,
 {
 	memset(cmd, 0, sizeof(*cmd));
 
-	if (priv->power_data.pci_pm)
+	if (priv->power_data.bus_pm)
 		cmd->flags |= IWL_POWER_PCI_PM_MSK;
 
 	IWL_DEBUG_POWER(priv, "Sleep command for CAM\n");
@@ -296,7 +296,7 @@ static void iwl_power_fill_sleep_cmd(struct iwl_priv *priv,
 	cmd->flags = IWL_POWER_DRIVER_ALLOW_SLEEP_MSK |
 		     IWL_POWER_FAST_PD; /* no use seeing frames for others */
 
-	if (priv->power_data.pci_pm)
+	if (priv->power_data.bus_pm)
 		cmd->flags |= IWL_POWER_PCI_PM_MSK;
 
 	if (priv->cfg->base_params->shadow_reg_enable)
@@ -358,9 +358,15 @@ static void iwl_power_build_cmd(struct iwl_priv *priv,
 		iwl_static_sleep_cmd(priv, cmd,
 				     priv->power_data.debug_sleep_level_override,
 				     dtimper);
-	else if (iwlagn_mod_params.no_sleep_autoadjust)
-		iwl_static_sleep_cmd(priv, cmd, IWL_POWER_INDEX_1, dtimper);
+	else if (iwlagn_mod_params.no_sleep_autoadjust) {
+		if (iwlagn_mod_params.power_level > IWL_POWER_INDEX_1 &&
+		    iwlagn_mod_params.power_level <= IWL_POWER_INDEX_5)
+			iwl_static_sleep_cmd(priv, cmd,
+				iwlagn_mod_params.power_level, dtimper);
 		else
+			iwl_static_sleep_cmd(priv, cmd,
+				IWL_POWER_INDEX_1, dtimper);
+	} else
 		iwl_power_fill_sleep_cmd(priv, cmd,
 					 priv->hw->conf.dynamic_ps_timeout,
 					 priv->hw->conf.max_sleep_period);
@@ -425,9 +431,7 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force)
 /* initialize to default */
 void iwl_power_initialize(struct iwl_priv *priv)
 {
-	u16 lctl = iwl_pcie_link_ctl(priv);
-
-	priv->power_data.pci_pm = !(lctl & PCI_CFG_LINK_CTRL_VAL_L0S_EN);
+	priv->power_data.bus_pm = priv->bus.ops->get_pm_support(&priv->bus);
 
 	priv->power_data.debug_sleep_level_override = -1;
 

drivers/net/wireless/iwlwifi/iwl-power.h

@@ -43,7 +43,7 @@ struct iwl_power_mgr {
 	struct iwl_powertable_cmd sleep_cmd;
 	struct iwl_powertable_cmd sleep_cmd_next;
 	int debug_sleep_level_override;
-	bool pci_pm;
+	bool bus_pm;
 };
 
 int iwl_power_set_mode(struct iwl_priv *priv, struct iwl_powertable_cmd *cmd,

drivers/net/wireless/iwlwifi/iwl-rx.c

@@ -182,7 +182,7 @@ void iwl_rx_queue_update_write_ptr(struct iwl_priv *priv, struct iwl_rx_queue *q
 int iwl_rx_queue_alloc(struct iwl_priv *priv)
 {
 	struct iwl_rx_queue *rxq = &priv->rxq;
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 	int i;
 
 	spin_lock_init(&rxq->lock);
@@ -213,7 +213,7 @@ int iwl_rx_queue_alloc(struct iwl_priv *priv)
 	return 0;
 
 err_rb:
-	dma_free_coherent(&priv->pci_dev->dev, 4 * RX_QUEUE_SIZE, rxq->bd,
+	dma_free_coherent(dev, 4 * RX_QUEUE_SIZE, rxq->bd,
 			  rxq->bd_dma);
 err_bd:
 	return -ENOMEM;

drivers/net/wireless/iwlwifi/iwl-sv-open.c

@@ -180,7 +180,7 @@ void iwl_testmode_init(struct iwl_priv *priv)
 
 static void iwl_trace_cleanup(struct iwl_priv *priv)
 {
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 
 	if (priv->testmode_trace.trace_enabled) {
 		if (priv->testmode_trace.cpu_addr &&
@@ -484,7 +484,7 @@ static int iwl_testmode_trace(struct ieee80211_hw *hw, struct nlattr **tb)
 	struct iwl_priv *priv = hw->priv;
 	struct sk_buff *skb;
 	int status = 0;
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 
 	switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) {
 	case IWL_TM_CMD_APP2DEV_BEGIN_TRACE:

drivers/net/wireless/iwlwifi/iwl-tx.c

@@ -128,7 +128,6 @@ static inline u8 iwl_tfd_get_num_tbs(struct iwl_tfd *tfd)
 static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
 			     struct iwl_tfd *tfd)
 {
-	struct pci_dev *dev = priv->pci_dev;
 	int i;
 	int num_tbs;
 
@@ -143,15 +142,15 @@ static void iwlagn_unmap_tfd(struct iwl_priv *priv, struct iwl_cmd_meta *meta,
 
 	/* Unmap tx_cmd */
 	if (num_tbs)
-		pci_unmap_single(dev,
+		dma_unmap_single(priv->bus.dev,
 				dma_unmap_addr(meta, mapping),
 				dma_unmap_len(meta, len),
-				PCI_DMA_BIDIRECTIONAL);
+				DMA_BIDIRECTIONAL);
 
 	/* Unmap chunks, if any. */
 	for (i = 1; i < num_tbs; i++)
-		pci_unmap_single(dev, iwl_tfd_tb_get_addr(tfd, i),
-				iwl_tfd_tb_get_len(tfd, i), PCI_DMA_TODEVICE);
+		dma_unmap_single(priv->bus.dev, iwl_tfd_tb_get_addr(tfd, i),
+				iwl_tfd_tb_get_len(tfd, i), DMA_TO_DEVICE);
 }
 
 /**
@@ -266,7 +265,7 @@ void iwl_tx_queue_unmap(struct iwl_priv *priv, int txq_id)
 void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id)
 {
 	struct iwl_tx_queue *txq = &priv->txq[txq_id];
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 	int i;
 
 	iwl_tx_queue_unmap(priv, txq_id);
@@ -310,10 +309,10 @@ void iwl_cmd_queue_unmap(struct iwl_priv *priv)
 		i = get_cmd_index(q, q->read_ptr);
 
 		if (txq->meta[i].flags & CMD_MAPPED) {
-			pci_unmap_single(priv->pci_dev,
+			dma_unmap_single(priv->bus.dev,
 					 dma_unmap_addr(&txq->meta[i], mapping),
 					 dma_unmap_len(&txq->meta[i], len),
-					 PCI_DMA_BIDIRECTIONAL);
+					 DMA_BIDIRECTIONAL);
 			txq->meta[i].flags = 0;
 		}
 
@@ -332,7 +331,7 @@ void iwl_cmd_queue_unmap(struct iwl_priv *priv)
 void iwl_cmd_queue_free(struct iwl_priv *priv)
 {
 	struct iwl_tx_queue *txq = &priv->txq[priv->cmd_queue];
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 	int i;
 
 	iwl_cmd_queue_unmap(priv);
@@ -434,7 +433,7 @@ static int iwl_queue_init(struct iwl_priv *priv, struct iwl_queue *q,
 static int iwl_tx_queue_alloc(struct iwl_priv *priv,
 			      struct iwl_tx_queue *txq, u32 id)
 {
-	struct device *dev = &priv->pci_dev->dev;
+	struct device *dev = priv->bus.dev;
 	size_t tfd_sz = priv->hw_params.tfd_size * TFD_QUEUE_SIZE_MAX;
 
 	/* Driver private data, only for Tx (not command) queues,
@@ -456,7 +455,7 @@ static int iwl_tx_queue_alloc(struct iwl_priv *priv,
 	txq->tfds = dma_alloc_coherent(dev, tfd_sz, &txq->q.dma_addr,
 				       GFP_KERNEL);
 	if (!txq->tfds) {
-		IWL_ERR(priv, "pci_alloc_consistent(%zd) failed\n", tfd_sz);
+		IWL_ERR(priv, "dma_alloc_coherent(%zd) failed\n", tfd_sz);
 		goto error;
 	}
 	txq->q.id = id;
@@ -677,9 +676,9 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 			le16_to_cpu(out_cmd->hdr.sequence), cmd_size,
 			q->write_ptr, idx, priv->cmd_queue);
 
-	phys_addr = pci_map_single(priv->pci_dev, &out_cmd->hdr,
-				   copy_size, PCI_DMA_BIDIRECTIONAL);
-	if (unlikely(pci_dma_mapping_error(priv->pci_dev, phys_addr))) {
+	phys_addr = dma_map_single(priv->bus.dev, &out_cmd->hdr, copy_size,
+				DMA_BIDIRECTIONAL);
+	if (unlikely(dma_mapping_error(priv->bus.dev, phys_addr))) {
 		idx = -ENOMEM;
 		goto out;
 	}
@@ -699,9 +698,9 @@ int iwl_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 			continue;
 		if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
 			continue;
-		phys_addr = pci_map_single(priv->pci_dev, (void *)cmd->data[i],
-					   cmd->len[i], PCI_DMA_TODEVICE);
-		if (pci_dma_mapping_error(priv->pci_dev, phys_addr)) {
+		phys_addr = dma_map_single(priv->bus.dev, (void *)cmd->data[i],
+					   cmd->len[i], DMA_TO_DEVICE);
+		if (dma_mapping_error(priv->bus.dev, phys_addr)) {
 			iwlagn_unmap_tfd(priv, out_meta,
 					 &txq->tfds[q->write_ptr]);
 			idx = -ENOMEM;