qlogic: Move the QLogic drivers

Moves the QLogic drivers into drivers/net/ethernet/qlogic/ and
the necessary Kconfig and Makefile changes.

CC: Ron Mercer <ron.mercer@qlogic.com>
CC: Amit Kumar Salecha <amit.salecha@qlogic.com>
CC: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>

1 files changed, 0 insertions, 793 deletions

diff --git a/drivers/net/netxen/netxen_nic_ctx.c b/drivers/net/netxen/netxen_nic_ctx.c
deleted file mode 100644
index a925392abd6..00000000000
--- a/drivers/net/netxen/netxen_nic_ctx.c
+++ /dev/null
@@ -1,793 +0,0 @@
-/*
- * Copyright (C) 2003 - 2009 NetXen, Inc.
- * Copyright (C) 2009 - QLogic Corporation.
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * 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., 59 Temple Place - Suite 330, Boston,
- * MA  02111-1307, USA.
- *
- * The full GNU General Public License is included in this distribution
- * in the file called "COPYING".
- *
- */
-
-#include "netxen_nic_hw.h"
-#include "netxen_nic.h"
-
-#define NXHAL_VERSION	1
-
-static u32
-netxen_poll_rsp(struct netxen_adapter *adapter)
-{
-	u32 rsp = NX_CDRP_RSP_OK;
-	int	timeout = 0;
-
-	do {
-		/* give atleast 1ms for firmware to respond */
-		msleep(1);
-
-		if (++timeout > NX_OS_CRB_RETRY_COUNT)
-			return NX_CDRP_RSP_TIMEOUT;
-
-		rsp = NXRD32(adapter, NX_CDRP_CRB_OFFSET);
-	} while (!NX_CDRP_IS_RSP(rsp));
-
-	return rsp;
-}
-
-static u32
-netxen_issue_cmd(struct netxen_adapter *adapter,
-	u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd)
-{
-	u32 rsp;
-	u32 signature = 0;
-	u32 rcode = NX_RCODE_SUCCESS;
-
-	signature = NX_CDRP_SIGNATURE_MAKE(pci_fn, version);
-
-	/* Acquire semaphore before accessing CRB */
-	if (netxen_api_lock(adapter))
-		return NX_RCODE_TIMEOUT;
-
-	NXWR32(adapter, NX_SIGN_CRB_OFFSET, signature);
-
-	NXWR32(adapter, NX_ARG1_CRB_OFFSET, arg1);
-
-	NXWR32(adapter, NX_ARG2_CRB_OFFSET, arg2);
-
-	NXWR32(adapter, NX_ARG3_CRB_OFFSET, arg3);
-
-	NXWR32(adapter, NX_CDRP_CRB_OFFSET, NX_CDRP_FORM_CMD(cmd));
-
-	rsp = netxen_poll_rsp(adapter);
-
-	if (rsp == NX_CDRP_RSP_TIMEOUT) {
-		printk(KERN_ERR "%s: card response timeout.\n",
-				netxen_nic_driver_name);
-
-		rcode = NX_RCODE_TIMEOUT;
-	} else if (rsp == NX_CDRP_RSP_FAIL) {
-		rcode = NXRD32(adapter, NX_ARG1_CRB_OFFSET);
-
-		printk(KERN_ERR "%s: failed card response code:0x%x\n",
-				netxen_nic_driver_name, rcode);
-	}
-
-	/* Release semaphore */
-	netxen_api_unlock(adapter);
-
-	return rcode;
-}
-
-int
-nx_fw_cmd_set_mtu(struct netxen_adapter *adapter, int mtu)
-{
-	u32 rcode = NX_RCODE_SUCCESS;
-	struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	if (recv_ctx->state == NX_HOST_CTX_STATE_ACTIVE)
-		rcode = netxen_issue_cmd(adapter,
-				adapter->ahw.pci_func,
-				NXHAL_VERSION,
-				recv_ctx->context_id,
-				mtu,
-				0,
-				NX_CDRP_CMD_SET_MTU);
-
-	if (rcode != NX_RCODE_SUCCESS)
-		return -EIO;
-
-	return 0;
-}
-
-int
-nx_fw_cmd_set_gbe_port(struct netxen_adapter *adapter,
-			u32 speed, u32 duplex, u32 autoneg)
-{
-
-	return netxen_issue_cmd(adapter,
-				adapter->ahw.pci_func,
-				NXHAL_VERSION,
-				speed,
-				duplex,
-				autoneg,
-				NX_CDRP_CMD_CONFIG_GBE_PORT);
-
-}
-
-static int
-nx_fw_cmd_create_rx_ctx(struct netxen_adapter *adapter)
-{
-	void *addr;
-	nx_hostrq_rx_ctx_t *prq;
-	nx_cardrsp_rx_ctx_t *prsp;
-	nx_hostrq_rds_ring_t *prq_rds;
-	nx_hostrq_sds_ring_t *prq_sds;
-	nx_cardrsp_rds_ring_t *prsp_rds;
-	nx_cardrsp_sds_ring_t *prsp_sds;
-	struct nx_host_rds_ring *rds_ring;
-	struct nx_host_sds_ring *sds_ring;
-
-	dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
-	u64 phys_addr;
-
-	int i, nrds_rings, nsds_rings;
-	size_t rq_size, rsp_size;
-	u32 cap, reg, val;
-
-	int err;
-
-	struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	nrds_rings = adapter->max_rds_rings;
-	nsds_rings = adapter->max_sds_rings;
-
-	rq_size =
-		SIZEOF_HOSTRQ_RX(nx_hostrq_rx_ctx_t, nrds_rings, nsds_rings);
-	rsp_size =
-		SIZEOF_CARDRSP_RX(nx_cardrsp_rx_ctx_t, nrds_rings, nsds_rings);
-
-	addr = pci_alloc_consistent(adapter->pdev,
-				rq_size, &hostrq_phys_addr);
-	if (addr == NULL)
-		return -ENOMEM;
-	prq = addr;
-
-	addr = pci_alloc_consistent(adapter->pdev,
-			rsp_size, &cardrsp_phys_addr);
-	if (addr == NULL) {
-		err = -ENOMEM;
-		goto out_free_rq;
-	}
-	prsp = addr;
-
-	prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
-
-	cap = (NX_CAP0_LEGACY_CONTEXT | NX_CAP0_LEGACY_MN);
-	cap |= (NX_CAP0_JUMBO_CONTIGUOUS | NX_CAP0_LRO_CONTIGUOUS);
-
-	prq->capabilities[0] = cpu_to_le32(cap);
-	prq->host_int_crb_mode =
-		cpu_to_le32(NX_HOST_INT_CRB_MODE_SHARED);
-	prq->host_rds_crb_mode =
-		cpu_to_le32(NX_HOST_RDS_CRB_MODE_UNIQUE);
-
-	prq->num_rds_rings = cpu_to_le16(nrds_rings);
-	prq->num_sds_rings = cpu_to_le16(nsds_rings);
-	prq->rds_ring_offset = cpu_to_le32(0);
-
-	val = le32_to_cpu(prq->rds_ring_offset) +
-		(sizeof(nx_hostrq_rds_ring_t) * nrds_rings);
-	prq->sds_ring_offset = cpu_to_le32(val);
-
-	prq_rds = (nx_hostrq_rds_ring_t *)(prq->data +
-			le32_to_cpu(prq->rds_ring_offset));
-
-	for (i = 0; i < nrds_rings; i++) {
-
-		rds_ring = &recv_ctx->rds_rings[i];
-
-		prq_rds[i].host_phys_addr = cpu_to_le64(rds_ring->phys_addr);
-		prq_rds[i].ring_size = cpu_to_le32(rds_ring->num_desc);
-		prq_rds[i].ring_kind = cpu_to_le32(i);
-		prq_rds[i].buff_size = cpu_to_le64(rds_ring->dma_size);
-	}
-
-	prq_sds = (nx_hostrq_sds_ring_t *)(prq->data +
-			le32_to_cpu(prq->sds_ring_offset));
-
-	for (i = 0; i < nsds_rings; i++) {
-
-		sds_ring = &recv_ctx->sds_rings[i];
-
-		prq_sds[i].host_phys_addr = cpu_to_le64(sds_ring->phys_addr);
-		prq_sds[i].ring_size = cpu_to_le32(sds_ring->num_desc);
-		prq_sds[i].msi_index = cpu_to_le16(i);
-	}
-
-	phys_addr = hostrq_phys_addr;
-	err = netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			(u32)(phys_addr >> 32),
-			(u32)(phys_addr & 0xffffffff),
-			rq_size,
-			NX_CDRP_CMD_CREATE_RX_CTX);
-	if (err) {
-		printk(KERN_WARNING
-			"Failed to create rx ctx in firmware%d\n", err);
-		goto out_free_rsp;
-	}
-
-
-	prsp_rds = ((nx_cardrsp_rds_ring_t *)
-			 &prsp->data[le32_to_cpu(prsp->rds_ring_offset)]);
-
-	for (i = 0; i < le16_to_cpu(prsp->num_rds_rings); i++) {
-		rds_ring = &recv_ctx->rds_rings[i];
-
-		reg = le32_to_cpu(prsp_rds[i].host_producer_crb);
-		rds_ring->crb_rcv_producer = netxen_get_ioaddr(adapter,
-				NETXEN_NIC_REG(reg - 0x200));
-	}
-
-	prsp_sds = ((nx_cardrsp_sds_ring_t *)
-			&prsp->data[le32_to_cpu(prsp->sds_ring_offset)]);
-
-	for (i = 0; i < le16_to_cpu(prsp->num_sds_rings); i++) {
-		sds_ring = &recv_ctx->sds_rings[i];
-
-		reg = le32_to_cpu(prsp_sds[i].host_consumer_crb);
-		sds_ring->crb_sts_consumer = netxen_get_ioaddr(adapter,
-				NETXEN_NIC_REG(reg - 0x200));
-
-		reg = le32_to_cpu(prsp_sds[i].interrupt_crb);
-		sds_ring->crb_intr_mask = netxen_get_ioaddr(adapter,
-				NETXEN_NIC_REG(reg - 0x200));
-	}
-
-	recv_ctx->state = le32_to_cpu(prsp->host_ctx_state);
-	recv_ctx->context_id = le16_to_cpu(prsp->context_id);
-	recv_ctx->virt_port = prsp->virt_port;
-
-out_free_rsp:
-	pci_free_consistent(adapter->pdev, rsp_size, prsp, cardrsp_phys_addr);
-out_free_rq:
-	pci_free_consistent(adapter->pdev, rq_size, prq, hostrq_phys_addr);
-	return err;
-}
-
-static void
-nx_fw_cmd_destroy_rx_ctx(struct netxen_adapter *adapter)
-{
-	struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	if (netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			recv_ctx->context_id,
-			NX_DESTROY_CTX_RESET,
-			0,
-			NX_CDRP_CMD_DESTROY_RX_CTX)) {
-
-		printk(KERN_WARNING
-			"%s: Failed to destroy rx ctx in firmware\n",
-			netxen_nic_driver_name);
-	}
-}
-
-static int
-nx_fw_cmd_create_tx_ctx(struct netxen_adapter *adapter)
-{
-	nx_hostrq_tx_ctx_t	*prq;
-	nx_hostrq_cds_ring_t	*prq_cds;
-	nx_cardrsp_tx_ctx_t	*prsp;
-	void	*rq_addr, *rsp_addr;
-	size_t	rq_size, rsp_size;
-	u32	temp;
-	int	err = 0;
-	u64	offset, phys_addr;
-	dma_addr_t	rq_phys_addr, rsp_phys_addr;
-	struct nx_host_tx_ring *tx_ring = adapter->tx_ring;
-	struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	rq_size = SIZEOF_HOSTRQ_TX(nx_hostrq_tx_ctx_t);
-	rq_addr = pci_alloc_consistent(adapter->pdev,
-		rq_size, &rq_phys_addr);
-	if (!rq_addr)
-		return -ENOMEM;
-
-	rsp_size = SIZEOF_CARDRSP_TX(nx_cardrsp_tx_ctx_t);
-	rsp_addr = pci_alloc_consistent(adapter->pdev,
-		rsp_size, &rsp_phys_addr);
-	if (!rsp_addr) {
-		err = -ENOMEM;
-		goto out_free_rq;
-	}
-
-	memset(rq_addr, 0, rq_size);
-	prq = rq_addr;
-
-	memset(rsp_addr, 0, rsp_size);
-	prsp = rsp_addr;
-
-	prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
-
-	temp = (NX_CAP0_LEGACY_CONTEXT | NX_CAP0_LEGACY_MN | NX_CAP0_LSO);
-	prq->capabilities[0] = cpu_to_le32(temp);
-
-	prq->host_int_crb_mode =
-		cpu_to_le32(NX_HOST_INT_CRB_MODE_SHARED);
-
-	prq->interrupt_ctl = 0;
-	prq->msi_index = 0;
-
-	prq->dummy_dma_addr = cpu_to_le64(adapter->dummy_dma.phys_addr);
-
-	offset = recv_ctx->phys_addr + sizeof(struct netxen_ring_ctx);
-	prq->cmd_cons_dma_addr = cpu_to_le64(offset);
-
-	prq_cds = &prq->cds_ring;
-
-	prq_cds->host_phys_addr = cpu_to_le64(tx_ring->phys_addr);
-	prq_cds->ring_size = cpu_to_le32(tx_ring->num_desc);
-
-	phys_addr = rq_phys_addr;
-	err = netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			(u32)(phys_addr >> 32),
-			((u32)phys_addr & 0xffffffff),
-			rq_size,
-			NX_CDRP_CMD_CREATE_TX_CTX);
-
-	if (err == NX_RCODE_SUCCESS) {
-		temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
-		tx_ring->crb_cmd_producer = netxen_get_ioaddr(adapter,
-				NETXEN_NIC_REG(temp - 0x200));
-#if 0
-		adapter->tx_state =
-			le32_to_cpu(prsp->host_ctx_state);
-#endif
-		adapter->tx_context_id =
-			le16_to_cpu(prsp->context_id);
-	} else {
-		printk(KERN_WARNING
-			"Failed to create tx ctx in firmware%d\n", err);
-		err = -EIO;
-	}
-
-	pci_free_consistent(adapter->pdev, rsp_size, rsp_addr, rsp_phys_addr);
-
-out_free_rq:
-	pci_free_consistent(adapter->pdev, rq_size, rq_addr, rq_phys_addr);
-
-	return err;
-}
-
-static void
-nx_fw_cmd_destroy_tx_ctx(struct netxen_adapter *adapter)
-{
-	if (netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			adapter->tx_context_id,
-			NX_DESTROY_CTX_RESET,
-			0,
-			NX_CDRP_CMD_DESTROY_TX_CTX)) {
-
-		printk(KERN_WARNING
-			"%s: Failed to destroy tx ctx in firmware\n",
-			netxen_nic_driver_name);
-	}
-}
-
-int
-nx_fw_cmd_query_phy(struct netxen_adapter *adapter, u32 reg, u32 *val)
-{
-	u32 rcode;
-
-	rcode = netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			reg,
-			0,
-			0,
-			NX_CDRP_CMD_READ_PHY);
-
-	if (rcode != NX_RCODE_SUCCESS)
-		return -EIO;
-
-	return NXRD32(adapter, NX_ARG1_CRB_OFFSET);
-}
-
-int
-nx_fw_cmd_set_phy(struct netxen_adapter *adapter, u32 reg, u32 val)
-{
-	u32 rcode;
-
-	rcode = netxen_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			NXHAL_VERSION,
-			reg,
-			val,
-			0,
-			NX_CDRP_CMD_WRITE_PHY);
-
-	if (rcode != NX_RCODE_SUCCESS)
-		return -EIO;
-
-	return 0;
-}
-
-static u64 ctx_addr_sig_regs[][3] = {
-	{NETXEN_NIC_REG(0x188), NETXEN_NIC_REG(0x18c), NETXEN_NIC_REG(0x1c0)},
-	{NETXEN_NIC_REG(0x190), NETXEN_NIC_REG(0x194), NETXEN_NIC_REG(0x1c4)},
-	{NETXEN_NIC_REG(0x198), NETXEN_NIC_REG(0x19c), NETXEN_NIC_REG(0x1c8)},
-	{NETXEN_NIC_REG(0x1a0), NETXEN_NIC_REG(0x1a4), NETXEN_NIC_REG(0x1cc)}
-};
-
-#define CRB_CTX_ADDR_REG_LO(FUNC_ID)	(ctx_addr_sig_regs[FUNC_ID][0])
-#define CRB_CTX_ADDR_REG_HI(FUNC_ID)	(ctx_addr_sig_regs[FUNC_ID][2])
-#define CRB_CTX_SIGNATURE_REG(FUNC_ID)	(ctx_addr_sig_regs[FUNC_ID][1])
-
-#define lower32(x)	((u32)((x) & 0xffffffff))
-#define upper32(x)	((u32)(((u64)(x) >> 32) & 0xffffffff))
-
-static struct netxen_recv_crb recv_crb_registers[] = {
-	/* Instance 0 */
-	{
-		/* crb_rcv_producer: */
-		{
-			NETXEN_NIC_REG(0x100),
-			/* Jumbo frames */
-			NETXEN_NIC_REG(0x110),
-			/* LRO */
-			NETXEN_NIC_REG(0x120)
-		},
-		/* crb_sts_consumer: */
-		{
-			NETXEN_NIC_REG(0x138),
-			NETXEN_NIC_REG_2(0x000),
-			NETXEN_NIC_REG_2(0x004),
-			NETXEN_NIC_REG_2(0x008),
-		},
-		/* sw_int_mask */
-		{
-			CRB_SW_INT_MASK_0,
-			NETXEN_NIC_REG_2(0x044),
-			NETXEN_NIC_REG_2(0x048),
-			NETXEN_NIC_REG_2(0x04c),
-		},
-	},
-	/* Instance 1 */
-	{
-		/* crb_rcv_producer: */
-		{
-			NETXEN_NIC_REG(0x144),
-			/* Jumbo frames */
-			NETXEN_NIC_REG(0x154),
-			/* LRO */
-			NETXEN_NIC_REG(0x164)
-		},
-		/* crb_sts_consumer: */
-		{
-			NETXEN_NIC_REG(0x17c),
-			NETXEN_NIC_REG_2(0x020),
-			NETXEN_NIC_REG_2(0x024),
-			NETXEN_NIC_REG_2(0x028),
-		},
-		/* sw_int_mask */
-		{
-			CRB_SW_INT_MASK_1,
-			NETXEN_NIC_REG_2(0x064),
-			NETXEN_NIC_REG_2(0x068),
-			NETXEN_NIC_REG_2(0x06c),
-		},
-	},
-	/* Instance 2 */
-	{
-		/* crb_rcv_producer: */
-		{
-			NETXEN_NIC_REG(0x1d8),
-			/* Jumbo frames */
-			NETXEN_NIC_REG(0x1f8),
-			/* LRO */
-			NETXEN_NIC_REG(0x208)
-		},
-		/* crb_sts_consumer: */
-		{
-			NETXEN_NIC_REG(0x220),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-		},
-		/* sw_int_mask */
-		{
-			CRB_SW_INT_MASK_2,
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-		},
-	},
-	/* Instance 3 */
-	{
-		/* crb_rcv_producer: */
-		{
-			NETXEN_NIC_REG(0x22c),
-			/* Jumbo frames */
-			NETXEN_NIC_REG(0x23c),
-			/* LRO */
-			NETXEN_NIC_REG(0x24c)
-		},
-		/* crb_sts_consumer: */
-		{
-			NETXEN_NIC_REG(0x264),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-		},
-		/* sw_int_mask */
-		{
-			CRB_SW_INT_MASK_3,
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-			NETXEN_NIC_REG_2(0x03c),
-		},
-	},
-};
-
-static int
-netxen_init_old_ctx(struct netxen_adapter *adapter)
-{
-	struct netxen_recv_context *recv_ctx;
-	struct nx_host_rds_ring *rds_ring;
-	struct nx_host_sds_ring *sds_ring;
-	struct nx_host_tx_ring *tx_ring;
-	int ring;
-	int port = adapter->portnum;
-	struct netxen_ring_ctx *hwctx;
-	u32 signature;
-
-	tx_ring = adapter->tx_ring;
-	recv_ctx = &adapter->recv_ctx;
-	hwctx = recv_ctx->hwctx;
-
-	hwctx->cmd_ring_addr = cpu_to_le64(tx_ring->phys_addr);
-	hwctx->cmd_ring_size = cpu_to_le32(tx_ring->num_desc);
-
-
-	for (ring = 0; ring < adapter->max_rds_rings; ring++) {
-		rds_ring = &recv_ctx->rds_rings[ring];
-
-		hwctx->rcv_rings[ring].addr =
-			cpu_to_le64(rds_ring->phys_addr);
-		hwctx->rcv_rings[ring].size =
-			cpu_to_le32(rds_ring->num_desc);
-	}
-
-	for (ring = 0; ring < adapter->max_sds_rings; ring++) {
-		sds_ring = &recv_ctx->sds_rings[ring];
-
-		if (ring == 0) {
-			hwctx->sts_ring_addr = cpu_to_le64(sds_ring->phys_addr);
-			hwctx->sts_ring_size = cpu_to_le32(sds_ring->num_desc);
-		}
-		hwctx->sts_rings[ring].addr = cpu_to_le64(sds_ring->phys_addr);
-		hwctx->sts_rings[ring].size = cpu_to_le32(sds_ring->num_desc);
-		hwctx->sts_rings[ring].msi_index = cpu_to_le16(ring);
-	}
-	hwctx->sts_ring_count = cpu_to_le32(adapter->max_sds_rings);
-
-	signature = (adapter->max_sds_rings > 1) ?
-		NETXEN_CTX_SIGNATURE_V2 : NETXEN_CTX_SIGNATURE;
-
-	NXWR32(adapter, CRB_CTX_ADDR_REG_LO(port),
-			lower32(recv_ctx->phys_addr));
-	NXWR32(adapter, CRB_CTX_ADDR_REG_HI(port),
-			upper32(recv_ctx->phys_addr));
-	NXWR32(adapter, CRB_CTX_SIGNATURE_REG(port),
-			signature | port);
-	return 0;
-}
-
-int netxen_alloc_hw_resources(struct netxen_adapter *adapter)
-{
-	void *addr;
-	int err = 0;
-	int ring;
-	struct netxen_recv_context *recv_ctx;
-	struct nx_host_rds_ring *rds_ring;
-	struct nx_host_sds_ring *sds_ring;
-	struct nx_host_tx_ring *tx_ring;
-
-	struct pci_dev *pdev = adapter->pdev;
-	struct net_device *netdev = adapter->netdev;
-	int port = adapter->portnum;
-
-	recv_ctx = &adapter->recv_ctx;
-	tx_ring = adapter->tx_ring;
-
-	addr = pci_alloc_consistent(pdev,
-			sizeof(struct netxen_ring_ctx) + sizeof(uint32_t),
-			&recv_ctx->phys_addr);
-	if (addr == NULL) {
-		dev_err(&pdev->dev, "failed to allocate hw context\n");
-		return -ENOMEM;
-	}
-
-	memset(addr, 0, sizeof(struct netxen_ring_ctx));
-	recv_ctx->hwctx = addr;
-	recv_ctx->hwctx->ctx_id = cpu_to_le32(port);
-	recv_ctx->hwctx->cmd_consumer_offset =
-		cpu_to_le64(recv_ctx->phys_addr +
-			sizeof(struct netxen_ring_ctx));
-	tx_ring->hw_consumer =
-		(__le32 *)(((char *)addr) + sizeof(struct netxen_ring_ctx));
-
-	/* cmd desc ring */
-	addr = pci_alloc_consistent(pdev, TX_DESC_RINGSIZE(tx_ring),
-			&tx_ring->phys_addr);
-
-	if (addr == NULL) {
-		dev_err(&pdev->dev, "%s: failed to allocate tx desc ring\n",
-				netdev->name);
-		err = -ENOMEM;
-		goto err_out_free;
-	}
-
-	tx_ring->desc_head = addr;
-
-	for (ring = 0; ring < adapter->max_rds_rings; ring++) {
-		rds_ring = &recv_ctx->rds_rings[ring];
-		addr = pci_alloc_consistent(adapter->pdev,
-				RCV_DESC_RINGSIZE(rds_ring),
-				&rds_ring->phys_addr);
-		if (addr == NULL) {
-			dev_err(&pdev->dev,
-				"%s: failed to allocate rds ring [%d]\n",
-				netdev->name, ring);
-			err = -ENOMEM;
-			goto err_out_free;
-		}
-		rds_ring->desc_head = addr;
-
-		if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
-			rds_ring->crb_rcv_producer =
-				netxen_get_ioaddr(adapter,
-			recv_crb_registers[port].crb_rcv_producer[ring]);
-	}
-
-	for (ring = 0; ring < adapter->max_sds_rings; ring++) {
-		sds_ring = &recv_ctx->sds_rings[ring];
-
-		addr = pci_alloc_consistent(adapter->pdev,
-				STATUS_DESC_RINGSIZE(sds_ring),
-				&sds_ring->phys_addr);
-		if (addr == NULL) {
-			dev_err(&pdev->dev,
-				"%s: failed to allocate sds ring [%d]\n",
-				netdev->name, ring);
-			err = -ENOMEM;
-			goto err_out_free;
-		}
-		sds_ring->desc_head = addr;
-
-		if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
-			sds_ring->crb_sts_consumer =
-				netxen_get_ioaddr(adapter,
-				recv_crb_registers[port].crb_sts_consumer[ring]);
-
-			sds_ring->crb_intr_mask =
-				netxen_get_ioaddr(adapter,
-				recv_crb_registers[port].sw_int_mask[ring]);
-		}
-	}
-
-
-	if (!NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
-		if (test_and_set_bit(__NX_FW_ATTACHED, &adapter->state))
-			goto done;
-		err = nx_fw_cmd_create_rx_ctx(adapter);
-		if (err)
-			goto err_out_free;
-		err = nx_fw_cmd_create_tx_ctx(adapter);
-		if (err)
-			goto err_out_free;
-	} else {
-		err = netxen_init_old_ctx(adapter);
-		if (err)
-			goto err_out_free;
-	}
-
-done:
-	return 0;
-
-err_out_free:
-	netxen_free_hw_resources(adapter);
-	return err;
-}
-
-void netxen_free_hw_resources(struct netxen_adapter *adapter)
-{
-	struct netxen_recv_context *recv_ctx;
-	struct nx_host_rds_ring *rds_ring;
-	struct nx_host_sds_ring *sds_ring;
-	struct nx_host_tx_ring *tx_ring;
-	int ring;
-
-	int port = adapter->portnum;
-
-	if (!NX_IS_REVISION_P2(adapter->ahw.revision_id)) {
-		if (!test_and_clear_bit(__NX_FW_ATTACHED, &adapter->state))
-			goto done;
-
-		nx_fw_cmd_destroy_rx_ctx(adapter);
-		nx_fw_cmd_destroy_tx_ctx(adapter);
-	} else {
-		netxen_api_lock(adapter);
-		NXWR32(adapter, CRB_CTX_SIGNATURE_REG(port),
-				NETXEN_CTX_D3_RESET | port);
-		netxen_api_unlock(adapter);
-	}
-
-	/* Allow dma queues to drain after context reset */
-	msleep(20);
-
-done:
-	recv_ctx = &adapter->recv_ctx;
-
-	if (recv_ctx->hwctx != NULL) {
-		pci_free_consistent(adapter->pdev,
-				sizeof(struct netxen_ring_ctx) +
-				sizeof(uint32_t),
-				recv_ctx->hwctx,
-				recv_ctx->phys_addr);
-		recv_ctx->hwctx = NULL;
-	}
-
-	tx_ring = adapter->tx_ring;
-	if (tx_ring->desc_head != NULL) {
-		pci_free_consistent(adapter->pdev,
-				TX_DESC_RINGSIZE(tx_ring),
-				tx_ring->desc_head, tx_ring->phys_addr);
-		tx_ring->desc_head = NULL;
-	}
-
-	for (ring = 0; ring < adapter->max_rds_rings; ring++) {
-		rds_ring = &recv_ctx->rds_rings[ring];
-
-		if (rds_ring->desc_head != NULL) {
-			pci_free_consistent(adapter->pdev,
-					RCV_DESC_RINGSIZE(rds_ring),
-					rds_ring->desc_head,
-					rds_ring->phys_addr);
-			rds_ring->desc_head = NULL;
-		}
-	}
-
-	for (ring = 0; ring < adapter->max_sds_rings; ring++) {
-		sds_ring = &recv_ctx->sds_rings[ring];
-
-		if (sds_ring->desc_head != NULL) {
-			pci_free_consistent(adapter->pdev,
-				STATUS_DESC_RINGSIZE(sds_ring),
-				sds_ring->desc_head,
-				sds_ring->phys_addr);
-			sds_ring->desc_head = NULL;
-		}
-	}
-}
-