cxgb3 sparse warning fixes

Fix warnings from sparse related to shadowed variables and routines
that should be declared static.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/net/cxgb3/cxgb3_main.c

@@ -740,7 +740,7 @@ static inline char t3rev2char(struct adapter *adapter)
 	return rev;
 }
 
-int update_tpsram(struct adapter *adap)
+static int update_tpsram(struct adapter *adap)
 {
 	const struct firmware *tpsram;
 	char buf[64];
@@ -1769,7 +1769,6 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
 	}
 	case CHELSIO_SET_QSET_NUM:{
 		struct ch_reg edata;
-		struct port_info *pi = netdev_priv(dev);
 		unsigned int i, first_qset = 0, other_qsets = 0;
 
 		if (!capable(CAP_NET_ADMIN))
@@ -1801,7 +1800,6 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
 	}
 	case CHELSIO_GET_QSET_NUM:{
 		struct ch_reg edata;
-		struct port_info *pi = netdev_priv(dev);
 
 		edata.cmd = CHELSIO_GET_QSET_NUM;
 		edata.val = pi->nqsets;

drivers/net/cxgb3/cxgb3_offload.c

@@ -222,32 +222,32 @@ static int cxgb_rdma_ctl(struct adapter *adapter, unsigned int req, void *data)
 	int ret = 0;
 
 	switch (req) {
-	case RDMA_GET_PARAMS:{
-		struct rdma_info *req = data;
+	case RDMA_GET_PARAMS: {
+		struct rdma_info *rdma = data;
 		struct pci_dev *pdev = adapter->pdev;
 
-		req->udbell_physbase = pci_resource_start(pdev, 2);
-		req->udbell_len = pci_resource_len(pdev, 2);
-		req->tpt_base =
+		rdma->udbell_physbase = pci_resource_start(pdev, 2);
+		rdma->udbell_len = pci_resource_len(pdev, 2);
+		rdma->tpt_base =
 			t3_read_reg(adapter, A_ULPTX_TPT_LLIMIT);
-		req->tpt_top = t3_read_reg(adapter, A_ULPTX_TPT_ULIMIT);
-		req->pbl_base =
+		rdma->tpt_top = t3_read_reg(adapter, A_ULPTX_TPT_ULIMIT);
+		rdma->pbl_base =
 			t3_read_reg(adapter, A_ULPTX_PBL_LLIMIT);
-		req->pbl_top = t3_read_reg(adapter, A_ULPTX_PBL_ULIMIT);
-		req->rqt_base = t3_read_reg(adapter, A_ULPRX_RQ_LLIMIT);
-		req->rqt_top = t3_read_reg(adapter, A_ULPRX_RQ_ULIMIT);
-		req->kdb_addr = adapter->regs + A_SG_KDOORBELL;
-		req->pdev = pdev;
+		rdma->pbl_top = t3_read_reg(adapter, A_ULPTX_PBL_ULIMIT);
+		rdma->rqt_base = t3_read_reg(adapter, A_ULPRX_RQ_LLIMIT);
+		rdma->rqt_top = t3_read_reg(adapter, A_ULPRX_RQ_ULIMIT);
+		rdma->kdb_addr = adapter->regs + A_SG_KDOORBELL;
+		rdma->pdev = pdev;
 		break;
 	}
 	case RDMA_CQ_OP:{
 		unsigned long flags;
-		struct rdma_cq_op *req = data;
+		struct rdma_cq_op *rdma = data;
 
 		/* may be called in any context */
 		spin_lock_irqsave(&adapter->sge.reg_lock, flags);
-		ret = t3_sge_cqcntxt_op(adapter, req->id, req->op,
-					req->credits);
+		ret = t3_sge_cqcntxt_op(adapter, rdma->id, rdma->op,
+					rdma->credits);
 		spin_unlock_irqrestore(&adapter->sge.reg_lock, flags);
 		break;
 	}
@@ -274,15 +274,15 @@ static int cxgb_rdma_ctl(struct adapter *adapter, unsigned int req, void *data)
 		break;
 	}
 	case RDMA_CQ_SETUP:{
-		struct rdma_cq_setup *req = data;
+		struct rdma_cq_setup *rdma = data;
 
 		spin_lock_irq(&adapter->sge.reg_lock);
 		ret =
-			t3_sge_init_cqcntxt(adapter, req->id,
-					req->base_addr, req->size,
+			t3_sge_init_cqcntxt(adapter, rdma->id,
+					rdma->base_addr, rdma->size,
 					ASYNC_NOTIF_RSPQ,
-					req->ovfl_mode, req->credits,
-					req->credit_thres);
+					rdma->ovfl_mode, rdma->credits,
+					rdma->credit_thres);
 		spin_unlock_irq(&adapter->sge.reg_lock);
 		break;
 	}
@@ -292,13 +292,13 @@ static int cxgb_rdma_ctl(struct adapter *adapter, unsigned int req, void *data)
 		spin_unlock_irq(&adapter->sge.reg_lock);
 		break;
 	case RDMA_CTRL_QP_SETUP:{
-		struct rdma_ctrlqp_setup *req = data;
+		struct rdma_ctrlqp_setup *rdma = data;
 
 		spin_lock_irq(&adapter->sge.reg_lock);
 		ret = t3_sge_init_ecntxt(adapter, FW_RI_SGEEC_START, 0,
 						SGE_CNTXT_RDMA,
 						ASYNC_NOTIF_RSPQ,
-						req->base_addr, req->size,
+						rdma->base_addr, rdma->size,
 						FW_RI_TID_START, 1, 0);
 		spin_unlock_irq(&adapter->sge.reg_lock);
 		break;

drivers/net/cxgb3/sge.c

@@ -544,7 +544,7 @@ static void *alloc_ring(struct pci_dev *pdev, size_t nelem, size_t elem_size,
  *	as HW contexts, packet buffers, and descriptor rings.  Traffic to the
  *	queue set must be quiesced prior to calling this.
  */
-void t3_free_qset(struct adapter *adapter, struct sge_qset *q)
+static void t3_free_qset(struct adapter *adapter, struct sge_qset *q)
 {
 	int i;
 	struct pci_dev *pdev = adapter->pdev;
@@ -2215,7 +2215,7 @@ irqreturn_t t3_sge_intr_msix(int irq, void *cookie)
  * The MSI-X interrupt handler for an SGE response queue for the NAPI case
  * (i.e., response queue serviced by NAPI polling).
  */
-irqreturn_t t3_sge_intr_msix_napi(int irq, void *cookie)
+static irqreturn_t t3_sge_intr_msix_napi(int irq, void *cookie)
 {
 	struct sge_qset *qs = cookie;
 	struct sge_rspq *q = &qs->rspq;
@@ -2284,7 +2284,7 @@ static int rspq_check_napi(struct sge_qset *qs)
  * one SGE response queue per port in this mode and protect all response
  * queues with queue 0's lock.
  */
-irqreturn_t t3_intr_msi_napi(int irq, void *cookie)
+static irqreturn_t t3_intr_msi_napi(int irq, void *cookie)
 {
 	int new_packets;
 	struct adapter *adap = cookie;

drivers/net/cxgb3/t3_hw.c

@@ -119,9 +119,9 @@ void t3_set_reg_field(struct adapter *adapter, unsigned int addr, u32 mask,
  *	Reads registers that are accessed indirectly through an address/data
  *	register pair.
  */
-void t3_read_indirect(struct adapter *adap, unsigned int addr_reg,
-		      unsigned int data_reg, u32 *vals, unsigned int nregs,
-		      unsigned int start_idx)
+static void t3_read_indirect(struct adapter *adap, unsigned int addr_reg,
+			     unsigned int data_reg, u32 *vals,
+			     unsigned int nregs, unsigned int start_idx)
 {
 	while (nregs--) {
 		t3_write_reg(adap, addr_reg, start_idx);
@@ -3407,7 +3407,7 @@ void early_hw_init(struct adapter *adapter, const struct adapter_info *ai)
  * Older PCIe cards lose their config space during reset, PCI-X
  * ones don't.
  */
-int t3_reset_adapter(struct adapter *adapter)
+static int t3_reset_adapter(struct adapter *adapter)
 {
 	int i, save_and_restore_pcie = 
 	    adapter->params.rev < T3_REV_B2 && is_pcie(adapter);

drivers/net/cxgb3/xgmac.c

@@ -142,7 +142,7 @@ int t3_mac_reset(struct cmac *mac)
 	return 0;
 }
 
-int t3b2_mac_reset(struct cmac *mac)
+static int t3b2_mac_reset(struct cmac *mac)
 {
 	struct adapter *adap = mac->adapter;
 	unsigned int oft = mac->offset;