1 files changed, 137 insertions, 147 deletions

diff --git a/drivers/net/ethernet/neterion/s2io.c b/drivers/net/ethernet/neterion/s2io.c
index 67e62603fe3b..d13d92bf7447 100644
--- a/drivers/net/ethernet/neterion/s2io.c
+++ b/drivers/net/ethernet/neterion/s2io.c
@@ -640,11 +640,11 @@ static int init_shared_mem(struct s2io_nic *nic)
 			int k = 0;
 			dma_addr_t tmp_p;
 			void *tmp_v;
-			tmp_v = pci_alloc_consistent(nic->pdev,
-						     PAGE_SIZE, &tmp_p);
+			tmp_v = dma_alloc_coherent(&nic->pdev->dev, PAGE_SIZE,
+						   &tmp_p, GFP_KERNEL);
 			if (!tmp_v) {
 				DBG_PRINT(INFO_DBG,
-					  "pci_alloc_consistent failed for TxDL\n");
+					  "dma_alloc_coherent failed for TxDL\n");
 				return -ENOMEM;
 			}
 			/* If we got a zero DMA address(can happen on
@@ -658,11 +658,12 @@ static int init_shared_mem(struct s2io_nic *nic)
 					  "%s: Zero DMA address for TxDL. "
 					  "Virtual address %p\n",
 					  dev->name, tmp_v);
-				tmp_v = pci_alloc_consistent(nic->pdev,
-							     PAGE_SIZE, &tmp_p);
+				tmp_v = dma_alloc_coherent(&nic->pdev->dev,
+							   PAGE_SIZE, &tmp_p,
+							   GFP_KERNEL);
 				if (!tmp_v) {
 					DBG_PRINT(INFO_DBG,
-						  "pci_alloc_consistent failed for TxDL\n");
+						  "dma_alloc_coherent failed for TxDL\n");
 					return -ENOMEM;
 				}
 				mem_allocated += PAGE_SIZE;
@@ -734,8 +735,8 @@ static int init_shared_mem(struct s2io_nic *nic)
 
 			rx_blocks = &ring->rx_blocks[j];
 			size = SIZE_OF_BLOCK;	/* size is always page size */
-			tmp_v_addr = pci_alloc_consistent(nic->pdev, size,
-							  &tmp_p_addr);
+			tmp_v_addr = dma_alloc_coherent(&nic->pdev->dev, size,
+							&tmp_p_addr, GFP_KERNEL);
 			if (tmp_v_addr == NULL) {
 				/*
 				 * In case of failure, free_shared_mem()
@@ -835,8 +836,8 @@ static int init_shared_mem(struct s2io_nic *nic)
 	/* Allocation and initialization of Statistics block */
 	size = sizeof(struct stat_block);
 	mac_control->stats_mem =
-		pci_alloc_consistent(nic->pdev, size,
-				     &mac_control->stats_mem_phy);
+		dma_alloc_coherent(&nic->pdev->dev, size,
+				   &mac_control->stats_mem_phy, GFP_KERNEL);
 
 	if (!mac_control->stats_mem) {
 		/*
@@ -906,18 +907,18 @@ static void free_shared_mem(struct s2io_nic *nic)
 			fli = &fifo->list_info[mem_blks];
 			if (!fli->list_virt_addr)
 				break;
-			pci_free_consistent(nic->pdev, PAGE_SIZE,
-					    fli->list_virt_addr,
-					    fli->list_phy_addr);
+			dma_free_coherent(&nic->pdev->dev, PAGE_SIZE,
+					  fli->list_virt_addr,
+					  fli->list_phy_addr);
 			swstats->mem_freed += PAGE_SIZE;
 		}
 		/* If we got a zero DMA address during allocation,
 		 * free the page now
 		 */
 		if (mac_control->zerodma_virt_addr) {
-			pci_free_consistent(nic->pdev, PAGE_SIZE,
-					    mac_control->zerodma_virt_addr,
-					    (dma_addr_t)0);
+			dma_free_coherent(&nic->pdev->dev, PAGE_SIZE,
+					  mac_control->zerodma_virt_addr,
+					  (dma_addr_t)0);
 			DBG_PRINT(INIT_DBG,
 				  "%s: Freeing TxDL with zero DMA address. "
 				  "Virtual address %p\n",
@@ -939,8 +940,8 @@ static void free_shared_mem(struct s2io_nic *nic)
 			tmp_p_addr = ring->rx_blocks[j].block_dma_addr;
 			if (tmp_v_addr == NULL)
 				break;
-			pci_free_consistent(nic->pdev, size,
-					    tmp_v_addr, tmp_p_addr);
+			dma_free_coherent(&nic->pdev->dev, size, tmp_v_addr,
+					  tmp_p_addr);
 			swstats->mem_freed += size;
 			kfree(ring->rx_blocks[j].rxds);
 			swstats->mem_freed += sizeof(struct rxd_info) *
@@ -993,14 +994,13 @@ static void free_shared_mem(struct s2io_nic *nic)
 
 	if (mac_control->stats_mem) {
 		swstats->mem_freed += mac_control->stats_mem_sz;
-		pci_free_consistent(nic->pdev,
-				    mac_control->stats_mem_sz,
-				    mac_control->stats_mem,
-				    mac_control->stats_mem_phy);
+		dma_free_coherent(&nic->pdev->dev, mac_control->stats_mem_sz,
+				  mac_control->stats_mem,
+				  mac_control->stats_mem_phy);
 	}
 }
 
-/**
+/*
  * s2io_verify_pci_mode -
  */
 
@@ -1035,7 +1035,7 @@ static int s2io_on_nec_bridge(struct pci_dev *s2io_pdev)
 }
 
 static int bus_speed[8] = {33, 133, 133, 200, 266, 133, 200, 266};
-/**
+/*
  * s2io_print_pci_mode -
  */
 static int s2io_print_pci_mode(struct s2io_nic *nic)
@@ -2064,6 +2064,9 @@ static void en_dis_able_nic_intrs(struct s2io_nic *nic, u16 mask, int flag)
 
 /**
  *  verify_pcc_quiescent- Checks for PCC quiescent state
+ *  @sp : private member of the device structure, which is a pointer to the
+ *  s2io_nic structure.
+ *  @flag: boolean controlling function path
  *  Return: 1 If PCC is quiescence
  *          0 If PCC is not quiescence
  */
@@ -2099,6 +2102,8 @@ static int verify_pcc_quiescent(struct s2io_nic *sp, int flag)
 }
 /**
  *  verify_xena_quiescence - Checks whether the H/W is ready
+ *  @sp : private member of the device structure, which is a pointer to the
+ *  s2io_nic structure.
  *  Description: Returns whether the H/W is ready to go or not. Depending
  *  on whether adapter enable bit was written or not the comparison
  *  differs and the calling function passes the input argument flag to
@@ -2305,6 +2310,9 @@ static int start_nic(struct s2io_nic *nic)
 }
 /**
  * s2io_txdl_getskb - Get the skb from txdl, unmap and return skb
+ * @fifo_data: fifo data pointer
+ * @txdlp: descriptor
+ * @get_off: unused
  */
 static struct sk_buff *s2io_txdl_getskb(struct fifo_info *fifo_data,
 					struct TxD *txdlp, int get_off)
@@ -2316,8 +2324,9 @@ static struct sk_buff *s2io_txdl_getskb(struct fifo_info *fifo_data,
 
 	txds = txdlp;
 	if (txds->Host_Control == (u64)(long)fifo_data->ufo_in_band_v) {
-		pci_unmap_single(nic->pdev, (dma_addr_t)txds->Buffer_Pointer,
-				 sizeof(u64), PCI_DMA_TODEVICE);
+		dma_unmap_single(&nic->pdev->dev,
+				 (dma_addr_t)txds->Buffer_Pointer,
+				 sizeof(u64), DMA_TO_DEVICE);
 		txds++;
 	}
 
@@ -2326,8 +2335,8 @@ static struct sk_buff *s2io_txdl_getskb(struct fifo_info *fifo_data,
 		memset(txdlp, 0, (sizeof(struct TxD) * fifo_data->max_txds));
 		return NULL;
 	}
-	pci_unmap_single(nic->pdev, (dma_addr_t)txds->Buffer_Pointer,
-			 skb_headlen(skb), PCI_DMA_TODEVICE);
+	dma_unmap_single(&nic->pdev->dev, (dma_addr_t)txds->Buffer_Pointer,
+			 skb_headlen(skb), DMA_TO_DEVICE);
 	frg_cnt = skb_shinfo(skb)->nr_frags;
 	if (frg_cnt) {
 		txds++;
@@ -2335,9 +2344,9 @@ static struct sk_buff *s2io_txdl_getskb(struct fifo_info *fifo_data,
 			const skb_frag_t *frag = &skb_shinfo(skb)->frags[j];
 			if (!txds->Buffer_Pointer)
 				break;
-			pci_unmap_page(nic->pdev,
+			dma_unmap_page(&nic->pdev->dev,
 				       (dma_addr_t)txds->Buffer_Pointer,
-				       skb_frag_size(frag), PCI_DMA_TODEVICE);
+				       skb_frag_size(frag), DMA_TO_DEVICE);
 		}
 	}
 	memset(txdlp, 0, (sizeof(struct TxD) * fifo_data->max_txds));
@@ -2390,7 +2399,7 @@ static void free_tx_buffers(struct s2io_nic *nic)
 
 /**
  *   stop_nic -  To stop the nic
- *   @nic ; device private variable.
+ *   @nic : device private variable.
  *   Description:
  *   This function does exactly the opposite of what the start_nic()
  *   function does. This function is called to stop the device.
@@ -2418,7 +2427,8 @@ static void stop_nic(struct s2io_nic *nic)
 
 /**
  *  fill_rx_buffers - Allocates the Rx side skbs
- *  @ring_info: per ring structure
+ *  @nic : device private variable.
+ *  @ring: per ring structure
  *  @from_card_up: If this is true, we will map the buffer to get
  *     the dma address for buf0 and buf1 to give it to the card.
  *     Else we will sync the already mapped buffer to give it to the card.
@@ -2521,11 +2531,10 @@ static int fill_rx_buffers(struct s2io_nic *nic, struct ring_info *ring,
 			memset(rxdp, 0, sizeof(struct RxD1));
 			skb_reserve(skb, NET_IP_ALIGN);
 			rxdp1->Buffer0_ptr =
-				pci_map_single(ring->pdev, skb->data,
+				dma_map_single(&ring->pdev->dev, skb->data,
 					       size - NET_IP_ALIGN,
-					       PCI_DMA_FROMDEVICE);
-			if (pci_dma_mapping_error(nic->pdev,
-						  rxdp1->Buffer0_ptr))
+					       DMA_FROM_DEVICE);
+			if (dma_mapping_error(&nic->pdev->dev, rxdp1->Buffer0_ptr))
 				goto pci_map_failed;
 
 			rxdp->Control_2 =
@@ -2557,17 +2566,16 @@ static int fill_rx_buffers(struct s2io_nic *nic, struct ring_info *ring,
 
 			if (from_card_up) {
 				rxdp3->Buffer0_ptr =
-					pci_map_single(ring->pdev, ba->ba_0,
-						       BUF0_LEN,
-						       PCI_DMA_FROMDEVICE);
-				if (pci_dma_mapping_error(nic->pdev,
-							  rxdp3->Buffer0_ptr))
+					dma_map_single(&ring->pdev->dev,
+						       ba->ba_0, BUF0_LEN,
+						       DMA_FROM_DEVICE);
+				if (dma_mapping_error(&nic->pdev->dev, rxdp3->Buffer0_ptr))
 					goto pci_map_failed;
 			} else
-				pci_dma_sync_single_for_device(ring->pdev,
-							       (dma_addr_t)rxdp3->Buffer0_ptr,
-							       BUF0_LEN,
-							       PCI_DMA_FROMDEVICE);
+				dma_sync_single_for_device(&ring->pdev->dev,
+							   (dma_addr_t)rxdp3->Buffer0_ptr,
+							   BUF0_LEN,
+							   DMA_FROM_DEVICE);
 
 			rxdp->Control_2 = SET_BUFFER0_SIZE_3(BUF0_LEN);
 			if (ring->rxd_mode == RXD_MODE_3B) {
@@ -2577,29 +2585,28 @@ static int fill_rx_buffers(struct s2io_nic *nic, struct ring_info *ring,
 				 * Buffer2 will have L3/L4 header plus
 				 * L4 payload
 				 */
-				rxdp3->Buffer2_ptr = pci_map_single(ring->pdev,
+				rxdp3->Buffer2_ptr = dma_map_single(&ring->pdev->dev,
 								    skb->data,
 								    ring->mtu + 4,
-								    PCI_DMA_FROMDEVICE);
+								    DMA_FROM_DEVICE);
 
-				if (pci_dma_mapping_error(nic->pdev,
-							  rxdp3->Buffer2_ptr))
+				if (dma_mapping_error(&nic->pdev->dev, rxdp3->Buffer2_ptr))
 					goto pci_map_failed;
 
 				if (from_card_up) {
 					rxdp3->Buffer1_ptr =
-						pci_map_single(ring->pdev,
+						dma_map_single(&ring->pdev->dev,
 							       ba->ba_1,
 							       BUF1_LEN,
-							       PCI_DMA_FROMDEVICE);
+							       DMA_FROM_DEVICE);
 
-					if (pci_dma_mapping_error(nic->pdev,
-								  rxdp3->Buffer1_ptr)) {
-						pci_unmap_single(ring->pdev,
+					if (dma_mapping_error(&nic->pdev->dev,
+							      rxdp3->Buffer1_ptr)) {
+						dma_unmap_single(&ring->pdev->dev,
 								 (dma_addr_t)(unsigned long)
 								 skb->data,
 								 ring->mtu + 4,
-								 PCI_DMA_FROMDEVICE);
+								 DMA_FROM_DEVICE);
 						goto pci_map_failed;
 					}
 				}
@@ -2668,27 +2675,24 @@ static void free_rxd_blk(struct s2io_nic *sp, int ring_no, int blk)
 			continue;
 		if (sp->rxd_mode == RXD_MODE_1) {
 			rxdp1 = (struct RxD1 *)rxdp;
-			pci_unmap_single(sp->pdev,
+			dma_unmap_single(&sp->pdev->dev,
 					 (dma_addr_t)rxdp1->Buffer0_ptr,
 					 dev->mtu +
 					 HEADER_ETHERNET_II_802_3_SIZE +
 					 HEADER_802_2_SIZE + HEADER_SNAP_SIZE,
-					 PCI_DMA_FROMDEVICE);
+					 DMA_FROM_DEVICE);
 			memset(rxdp, 0, sizeof(struct RxD1));
 		} else if (sp->rxd_mode == RXD_MODE_3B) {
 			rxdp3 = (struct RxD3 *)rxdp;
-			pci_unmap_single(sp->pdev,
+			dma_unmap_single(&sp->pdev->dev,
 					 (dma_addr_t)rxdp3->Buffer0_ptr,
-					 BUF0_LEN,
-					 PCI_DMA_FROMDEVICE);
-			pci_unmap_single(sp->pdev,
+					 BUF0_LEN, DMA_FROM_DEVICE);
+			dma_unmap_single(&sp->pdev->dev,
 					 (dma_addr_t)rxdp3->Buffer1_ptr,
-					 BUF1_LEN,
-					 PCI_DMA_FROMDEVICE);
-			pci_unmap_single(sp->pdev,
+					 BUF1_LEN, DMA_FROM_DEVICE);
+			dma_unmap_single(&sp->pdev->dev,
 					 (dma_addr_t)rxdp3->Buffer2_ptr,
-					 dev->mtu + 4,
-					 PCI_DMA_FROMDEVICE);
+					 dev->mtu + 4, DMA_FROM_DEVICE);
 			memset(rxdp, 0, sizeof(struct RxD3));
 		}
 		swstats->mem_freed += skb->truesize;
@@ -2869,7 +2873,7 @@ static void s2io_netpoll(struct net_device *dev)
 
 /**
  *  rx_intr_handler - Rx interrupt handler
- *  @ring_info: per ring structure.
+ *  @ring_data: per ring structure.
  *  @budget: budget for napi processing.
  *  Description:
  *  If the interrupt is because of a received frame or if the
@@ -2919,23 +2923,21 @@ static int rx_intr_handler(struct ring_info *ring_data, int budget)
 		}
 		if (ring_data->rxd_mode == RXD_MODE_1) {
 			rxdp1 = (struct RxD1 *)rxdp;
-			pci_unmap_single(ring_data->pdev, (dma_addr_t)
-					 rxdp1->Buffer0_ptr,
+			dma_unmap_single(&ring_data->pdev->dev,
+					 (dma_addr_t)rxdp1->Buffer0_ptr,
 					 ring_data->mtu +
 					 HEADER_ETHERNET_II_802_3_SIZE +
 					 HEADER_802_2_SIZE +
 					 HEADER_SNAP_SIZE,
-					 PCI_DMA_FROMDEVICE);
+					 DMA_FROM_DEVICE);
 		} else if (ring_data->rxd_mode == RXD_MODE_3B) {
 			rxdp3 = (struct RxD3 *)rxdp;
-			pci_dma_sync_single_for_cpu(ring_data->pdev,
-						    (dma_addr_t)rxdp3->Buffer0_ptr,
-						    BUF0_LEN,
-						    PCI_DMA_FROMDEVICE);
-			pci_unmap_single(ring_data->pdev,
+			dma_sync_single_for_cpu(&ring_data->pdev->dev,
+						(dma_addr_t)rxdp3->Buffer0_ptr,
+						BUF0_LEN, DMA_FROM_DEVICE);
+			dma_unmap_single(&ring_data->pdev->dev,
 					 (dma_addr_t)rxdp3->Buffer2_ptr,
-					 ring_data->mtu + 4,
-					 PCI_DMA_FROMDEVICE);
+					 ring_data->mtu + 4, DMA_FROM_DEVICE);
 		}
 		prefetch(skb->data);
 		rx_osm_handler(ring_data, rxdp);
@@ -2979,7 +2981,7 @@ static int rx_intr_handler(struct ring_info *ring_data, int budget)
 
 /**
  *  tx_intr_handler - Transmit interrupt handler
- *  @nic : device private variable
+ *  @fifo_data : fifo data pointer
  *  Description:
  *  If an interrupt was raised to indicate DMA complete of the
  *  Tx packet, this function is called. It identifies the last TxD
@@ -3160,6 +3162,8 @@ static u64 s2io_mdio_read(u32 mmd_type, u64 addr, struct net_device *dev)
 /**
  *  s2io_chk_xpak_counter - Function to check the status of the xpak counters
  *  @counter      : counter value to be updated
+ *  @regs_stat    : registers status
+ *  @index        : index
  *  @flag         : flag to indicate the status
  *  @type         : counter type
  *  Description:
@@ -3316,8 +3320,9 @@ static void s2io_updt_xpak_counter(struct net_device *dev)
 
 /**
  *  wait_for_cmd_complete - waits for a command to complete.
- *  @sp : private member of the device structure, which is a pointer to the
- *  s2io_nic structure.
+ *  @addr: address
+ *  @busy_bit: bit to check for busy
+ *  @bit_state: state to check
  *  Description: Function that waits for a command to Write into RMAC
  *  ADDR DATA registers to be completed and returns either success or
  *  error depending on whether the command was complete or not.
@@ -4117,9 +4122,9 @@ static netdev_tx_t s2io_xmit(struct sk_buff *skb, struct net_device *dev)
 	}
 
 	frg_len = skb_headlen(skb);
-	txdp->Buffer_Pointer = pci_map_single(sp->pdev, skb->data,
-					      frg_len, PCI_DMA_TODEVICE);
-	if (pci_dma_mapping_error(sp->pdev, txdp->Buffer_Pointer))
+	txdp->Buffer_Pointer = dma_map_single(&sp->pdev->dev, skb->data,
+					      frg_len, DMA_TO_DEVICE);
+	if (dma_mapping_error(&sp->pdev->dev, txdp->Buffer_Pointer))
 		goto pci_map_failed;
 
 	txdp->Host_Control = (unsigned long)skb;
@@ -4342,7 +4347,7 @@ static int do_s2io_chk_alarm_bit(u64 value, void __iomem *addr,
 
 /**
  *  s2io_handle_errors - Xframe error indication handler
- *  @nic: device private variable
+ *  @dev_id: opaque handle to dev
  *  Description: Handle alarms such as loss of link, single or
  *  double ECC errors, critical and serious errors.
  *  Return Value:
@@ -4746,7 +4751,7 @@ static irqreturn_t s2io_isr(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-/**
+/*
  * s2io_updt_stats -
  */
 static void s2io_updt_stats(struct s2io_nic *sp)
@@ -5175,7 +5180,7 @@ static u64 do_s2io_read_unicast_mc(struct s2io_nic *sp, int offset)
 	return tmp64 >> 16;
 }
 
-/**
+/*
  * s2io_set_mac_addr - driver entry point
  */
 
@@ -5250,8 +5255,7 @@ static int do_s2io_prog_unicast(struct net_device *dev, u8 *addr)
 
 /**
  * s2io_ethtool_set_link_ksettings - Sets different link parameters.
- * @sp : private member of the device structure, which is a pointer to the
- * s2io_nic structure.
+ * @dev : pointer to netdev
  * @cmd: pointer to the structure with parameters given by ethtool to set
  * link information.
  * Description:
@@ -5280,8 +5284,7 @@ s2io_ethtool_set_link_ksettings(struct net_device *dev,
 
 /**
  * s2io_ethtol_get_link_ksettings - Return link specific information.
- * @sp : private member of the device structure, pointer to the
- *      s2io_nic structure.
+ * @dev: pointer to netdev
  * @cmd : pointer to the structure with parameters given by ethtool
  * to return link information.
  * Description:
@@ -5320,8 +5323,7 @@ s2io_ethtool_get_link_ksettings(struct net_device *dev,
 
 /**
  * s2io_ethtool_gdrvinfo - Returns driver specific information.
- * @sp : private member of the device structure, which is a pointer to the
- * s2io_nic structure.
+ * @dev: pointer to netdev
  * @info : pointer to the structure with parameters given by ethtool to
  * return driver information.
  * Description:
@@ -5342,11 +5344,10 @@ static void s2io_ethtool_gdrvinfo(struct net_device *dev,
 
 /**
  *  s2io_ethtool_gregs - dumps the entire space of Xfame into the buffer.
- *  @sp: private member of the device structure, which is a pointer to the
- *  s2io_nic structure.
+ *  @dev: pointer to netdev
  *  @regs : pointer to the structure with parameters given by ethtool for
- *  dumping the registers.
- *  @reg_space: The input argument into which all the registers are dumped.
+ *          dumping the registers.
+ *  @space: The input argument into which all the registers are dumped.
  *  Description:
  *  Dumps the entire register space of xFrame NIC into the user given
  *  buffer area.
@@ -5478,8 +5479,7 @@ static void s2io_ethtool_gringparam(struct net_device *dev,
 
 /**
  * s2io_ethtool_getpause_data -Pause frame frame generation and reception.
- * @sp : private member of the device structure, which is a pointer to the
- *	s2io_nic structure.
+ * @dev: pointer to netdev
  * @ep : pointer to the structure with pause parameters given by ethtool.
  * Description:
  * Returns the Pause frame generation and reception capability of the NIC.
@@ -5503,8 +5503,7 @@ static void s2io_ethtool_getpause_data(struct net_device *dev,
 
 /**
  * s2io_ethtool_setpause_data -  set/reset pause frame generation.
- * @sp : private member of the device structure, which is a pointer to the
- *      s2io_nic structure.
+ * @dev: pointer to netdev
  * @ep : pointer to the structure with pause parameters given by ethtool.
  * Description:
  * It can be used to set or reset Pause frame generation or reception
@@ -5533,6 +5532,7 @@ static int s2io_ethtool_setpause_data(struct net_device *dev,
 	return 0;
 }
 
+#define S2IO_DEV_ID		5
 /**
  * read_eeprom - reads 4 bytes of data from user given offset.
  * @sp : private member of the device structure, which is a pointer to the
@@ -5548,8 +5548,6 @@ static int s2io_ethtool_setpause_data(struct net_device *dev,
  * Return value:
  *  -1 on failure and 0 on success.
  */
-
-#define S2IO_DEV_ID		5
 static int read_eeprom(struct s2io_nic *sp, int off, u64 *data)
 {
 	int ret = -1;
@@ -5741,8 +5739,7 @@ static void s2io_vpd_read(struct s2io_nic *nic)
 
 /**
  *  s2io_ethtool_geeprom  - reads the value stored in the Eeprom.
- *  @sp : private member of the device structure, which is a pointer to the
- *  s2io_nic structure.
+ *  @dev: pointer to netdev
  *  @eeprom : pointer to the user level structure provided by ethtool,
  *  containing all relevant information.
  *  @data_buf : user defined value to be written into Eeprom.
@@ -5778,11 +5775,10 @@ static int s2io_ethtool_geeprom(struct net_device *dev,
 
 /**
  *  s2io_ethtool_seeprom - tries to write the user provided value in Eeprom
- *  @sp : private member of the device structure, which is a pointer to the
- *  s2io_nic structure.
+ *  @dev: pointer to netdev
  *  @eeprom : pointer to the user level structure provided by ethtool,
  *  containing all relevant information.
- *  @data_buf ; user defined value to be written into Eeprom.
+ *  @data_buf : user defined value to be written into Eeprom.
  *  Description:
  *  Tries to write the user provided value in the Eeprom, at the offset
  *  given by the user.
@@ -6034,7 +6030,7 @@ static int s2io_bist_test(struct s2io_nic *sp, uint64_t *data)
 
 /**
  * s2io_link_test - verifies the link state of the nic
- * @sp ; private member of the device structure, which is a pointer to the
+ * @sp: private member of the device structure, which is a pointer to the
  * s2io_nic structure.
  * @data: variable that returns the result of each of the test conducted by
  * the driver.
@@ -6157,8 +6153,7 @@ static int s2io_rldram_test(struct s2io_nic *sp, uint64_t *data)
 
 /**
  *  s2io_ethtool_test - conducts 6 tsets to determine the health of card.
- *  @sp : private member of the device structure, which is a pointer to the
- *  s2io_nic structure.
+ *  @dev: pointer to netdev
  *  @ethtest : pointer to a ethtool command specific structure that will be
  *  returned to the user.
  *  @data : variable that returns the result of each of the test
@@ -6604,7 +6599,7 @@ static const struct ethtool_ops netdev_ethtool_ops = {
 /**
  *  s2io_ioctl - Entry point for the Ioctl
  *  @dev :  Device pointer.
- *  @ifr :  An IOCTL specefic structure, that can contain a pointer to
+ *  @rq :  An IOCTL specefic structure, that can contain a pointer to
  *  a proprietary structure used to pass information to the driver.
  *  @cmd :  This is used to distinguish between the different commands that
  *  can be passed to the IOCTL functions.
@@ -6657,7 +6652,7 @@ static int s2io_change_mtu(struct net_device *dev, int new_mtu)
 
 /**
  * s2io_set_link - Set the LInk status
- * @data: long pointer to device private structue
+ * @work: work struct containing a pointer to device private structue
  * Description: Sets the link status for the adapter
  */
 
@@ -6772,10 +6767,10 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
 			 * Host Control is NULL
 			 */
 			rxdp1->Buffer0_ptr = *temp0 =
-				pci_map_single(sp->pdev, (*skb)->data,
+				dma_map_single(&sp->pdev->dev, (*skb)->data,
 					       size - NET_IP_ALIGN,
-					       PCI_DMA_FROMDEVICE);
-			if (pci_dma_mapping_error(sp->pdev, rxdp1->Buffer0_ptr))
+					       DMA_FROM_DEVICE);
+			if (dma_mapping_error(&sp->pdev->dev, rxdp1->Buffer0_ptr))
 				goto memalloc_failed;
 			rxdp->Host_Control = (unsigned long) (*skb);
 		}
@@ -6798,37 +6793,34 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
 			}
 			stats->mem_allocated += (*skb)->truesize;
 			rxdp3->Buffer2_ptr = *temp2 =
-				pci_map_single(sp->pdev, (*skb)->data,
-					       dev->mtu + 4,
-					       PCI_DMA_FROMDEVICE);
-			if (pci_dma_mapping_error(sp->pdev, rxdp3->Buffer2_ptr))
+				dma_map_single(&sp->pdev->dev, (*skb)->data,
+					       dev->mtu + 4, DMA_FROM_DEVICE);
+			if (dma_mapping_error(&sp->pdev->dev, rxdp3->Buffer2_ptr))
 				goto memalloc_failed;
 			rxdp3->Buffer0_ptr = *temp0 =
-				pci_map_single(sp->pdev, ba->ba_0, BUF0_LEN,
-					       PCI_DMA_FROMDEVICE);
-			if (pci_dma_mapping_error(sp->pdev,
-						  rxdp3->Buffer0_ptr)) {
-				pci_unmap_single(sp->pdev,
+				dma_map_single(&sp->pdev->dev, ba->ba_0,
+					       BUF0_LEN, DMA_FROM_DEVICE);
+			if (dma_mapping_error(&sp->pdev->dev, rxdp3->Buffer0_ptr)) {
+				dma_unmap_single(&sp->pdev->dev,
 						 (dma_addr_t)rxdp3->Buffer2_ptr,
 						 dev->mtu + 4,
-						 PCI_DMA_FROMDEVICE);
+						 DMA_FROM_DEVICE);
 				goto memalloc_failed;
 			}
 			rxdp->Host_Control = (unsigned long) (*skb);
 
 			/* Buffer-1 will be dummy buffer not used */
 			rxdp3->Buffer1_ptr = *temp1 =
-				pci_map_single(sp->pdev, ba->ba_1, BUF1_LEN,
-					       PCI_DMA_FROMDEVICE);
-			if (pci_dma_mapping_error(sp->pdev,
-						  rxdp3->Buffer1_ptr)) {
-				pci_unmap_single(sp->pdev,
+				dma_map_single(&sp->pdev->dev, ba->ba_1,
+					       BUF1_LEN, DMA_FROM_DEVICE);
+			if (dma_mapping_error(&sp->pdev->dev, rxdp3->Buffer1_ptr)) {
+				dma_unmap_single(&sp->pdev->dev,
 						 (dma_addr_t)rxdp3->Buffer0_ptr,
-						 BUF0_LEN, PCI_DMA_FROMDEVICE);
-				pci_unmap_single(sp->pdev,
+						 BUF0_LEN, DMA_FROM_DEVICE);
+				dma_unmap_single(&sp->pdev->dev,
 						 (dma_addr_t)rxdp3->Buffer2_ptr,
 						 dev->mtu + 4,
-						 PCI_DMA_FROMDEVICE);
+						 DMA_FROM_DEVICE);
 				goto memalloc_failed;
 			}
 		}
@@ -7197,7 +7189,7 @@ static int s2io_card_up(struct s2io_nic *sp)
 
 /**
  * s2io_restart_nic - Resets the NIC.
- * @data : long pointer to the device private structure
+ * @work : work struct containing a pointer to the device private structure
  * Description:
  * This function is scheduled to be run by the s2io_tx_watchdog
  * function after 0.5 secs to reset the NIC. The idea is to reduce
@@ -7228,6 +7220,7 @@ out_unlock:
 /**
  *  s2io_tx_watchdog - Watchdog for transmit side.
  *  @dev : Pointer to net device structure
+ *  @txqueue: index of the hanging queue
  *  Description:
  *  This function is triggered if the Tx Queue is stopped
  *  for a pre-defined amount of time when the Interface is still up.
@@ -7252,11 +7245,8 @@ static void s2io_tx_watchdog(struct net_device *dev, unsigned int txqueue)
 
 /**
  *   rx_osm_handler - To perform some OS related operations on SKB.
- *   @sp: private member of the device structure,pointer to s2io_nic structure.
- *   @skb : the socket buffer pointer.
- *   @len : length of the packet
- *   @cksum : FCS checksum of the frame.
- *   @ring_no : the ring from which this RxD was extracted.
+ *   @ring_data : the ring from which this RxD was extracted.
+ *   @rxdp: descriptor
  *   Description:
  *   This function is called by the Rx interrupt serivce routine to perform
  *   some OS related operations on the SKB before passing it to the upper
@@ -7276,7 +7266,7 @@ static int rx_osm_handler(struct ring_info *ring_data, struct RxD_t * rxdp)
 	int ring_no = ring_data->ring_no;
 	u16 l3_csum, l4_csum;
 	unsigned long long err = rxdp->Control_1 & RXD_T_CODE;
-	struct lro *uninitialized_var(lro);
+	struct lro *lro;
 	u8 err_mask;
 	struct swStat *swstats = &sp->mac_control.stats_info->sw_stat;
 
@@ -7586,9 +7576,10 @@ static int s2io_verify_parm(struct pci_dev *pdev, u8 *dev_intr_type,
 }
 
 /**
- * rts_ds_steer - Receive traffic steering based on IPv4 or IPv6 TOS
- * or Traffic class respectively.
+ * rts_ds_steer - Receive traffic steering based on IPv4 or IPv6 TOS or Traffic class respectively.
  * @nic: device private variable
+ * @ds_codepoint: data
+ * @ring: ring index
  * Description: The function configures the receive steering to
  * desired receive ring.
  * Return Value:  SUCCESS on success and
@@ -7675,17 +7666,16 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre)
 		return ret;
 	}
 
-	if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64))) {
+	if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) {
 		DBG_PRINT(INIT_DBG, "%s: Using 64bit DMA\n", __func__);
 		dma_flag = true;
-		if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64))) {
+		if (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64))) {
 			DBG_PRINT(ERR_DBG,
-				  "Unable to obtain 64bit DMA "
-				  "for consistent allocations\n");
+				  "Unable to obtain 64bit DMA for coherent allocations\n");
 			pci_disable_device(pdev);
 			return -ENOMEM;
 		}
-	} else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
+	} else if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) {
 		DBG_PRINT(INIT_DBG, "%s: Using 32bit DMA\n", __func__);
 	} else {
 		pci_disable_device(pdev);