1 files changed, 0 insertions, 535 deletions

diff --git a/drivers/net/qlcnic/qlcnic_ctx.c b/drivers/net/qlcnic/qlcnic_ctx.c
deleted file mode 100644
index c2c1f5cc16c..00000000000
--- a/drivers/net/qlcnic/qlcnic_ctx.c
+++ /dev/null
@@ -1,535 +0,0 @@
-/*
- * 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 "qlcnic.h"
-
-static u32
-qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
-{
-	u32 rsp;
-	int timeout = 0;
-
-	do {
-		/* give atleast 1ms for firmware to respond */
-		msleep(1);
-
-		if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
-			return QLCNIC_CDRP_RSP_TIMEOUT;
-
-		rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET);
-	} while (!QLCNIC_CDRP_IS_RSP(rsp));
-
-	return rsp;
-}
-
-u32
-qlcnic_issue_cmd(struct qlcnic_adapter *adapter,
-	u32 pci_fn, u32 version, u32 arg1, u32 arg2, u32 arg3, u32 cmd)
-{
-	u32 rsp;
-	u32 signature;
-	u32 rcode = QLCNIC_RCODE_SUCCESS;
-	struct pci_dev *pdev = adapter->pdev;
-
-	signature = QLCNIC_CDRP_SIGNATURE_MAKE(pci_fn, version);
-
-	/* Acquire semaphore before accessing CRB */
-	if (qlcnic_api_lock(adapter))
-		return QLCNIC_RCODE_TIMEOUT;
-
-	QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
-	QLCWR32(adapter, QLCNIC_ARG1_CRB_OFFSET, arg1);
-	QLCWR32(adapter, QLCNIC_ARG2_CRB_OFFSET, arg2);
-	QLCWR32(adapter, QLCNIC_ARG3_CRB_OFFSET, arg3);
-	QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET, QLCNIC_CDRP_FORM_CMD(cmd));
-
-	rsp = qlcnic_poll_rsp(adapter);
-
-	if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
-		dev_err(&pdev->dev, "card response timeout.\n");
-		rcode = QLCNIC_RCODE_TIMEOUT;
-	} else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
-		rcode = QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
-		dev_err(&pdev->dev, "failed card response code:0x%x\n",
-				rcode);
-	}
-
-	/* Release semaphore */
-	qlcnic_api_unlock(adapter);
-
-	return rcode;
-}
-
-int
-qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
-{
-	struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	if (recv_ctx->state == QLCNIC_HOST_CTX_STATE_ACTIVE) {
-		if (qlcnic_issue_cmd(adapter,
-				adapter->ahw.pci_func,
-				QLCHAL_VERSION,
-				recv_ctx->context_id,
-				mtu,
-				0,
-				QLCNIC_CDRP_CMD_SET_MTU)) {
-
-			dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
-			return -EIO;
-		}
-	}
-
-	return 0;
-}
-
-static int
-qlcnic_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
-{
-	void *addr;
-	struct qlcnic_hostrq_rx_ctx *prq;
-	struct qlcnic_cardrsp_rx_ctx *prsp;
-	struct qlcnic_hostrq_rds_ring *prq_rds;
-	struct qlcnic_hostrq_sds_ring *prq_sds;
-	struct qlcnic_cardrsp_rds_ring *prsp_rds;
-	struct qlcnic_cardrsp_sds_ring *prsp_sds;
-	struct qlcnic_host_rds_ring *rds_ring;
-	struct qlcnic_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 qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	nrds_rings = adapter->max_rds_rings;
-	nsds_rings = adapter->max_sds_rings;
-
-	rq_size =
-		SIZEOF_HOSTRQ_RX(struct qlcnic_hostrq_rx_ctx, nrds_rings,
-						nsds_rings);
-	rsp_size =
-		SIZEOF_CARDRSP_RX(struct qlcnic_cardrsp_rx_ctx, nrds_rings,
-						nsds_rings);
-
-	addr = pci_alloc_consistent(adapter->pdev,
-				rq_size, &hostrq_phys_addr);
-	if (addr == NULL)
-		return -ENOMEM;
-	prq = (struct qlcnic_hostrq_rx_ctx *)addr;
-
-	addr = pci_alloc_consistent(adapter->pdev,
-			rsp_size, &cardrsp_phys_addr);
-	if (addr == NULL) {
-		err = -ENOMEM;
-		goto out_free_rq;
-	}
-	prsp = (struct qlcnic_cardrsp_rx_ctx *)addr;
-
-	prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
-
-	cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN);
-	cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
-
-	prq->capabilities[0] = cpu_to_le32(cap);
-	prq->host_int_crb_mode =
-		cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
-	prq->host_rds_crb_mode =
-		cpu_to_le32(QLCNIC_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(struct qlcnic_hostrq_rds_ring) * nrds_rings);
-	prq->sds_ring_offset = cpu_to_le32(val);
-
-	prq_rds = (struct qlcnic_hostrq_rds_ring *)(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 = (struct qlcnic_hostrq_sds_ring *)(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 = qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			(u32)(phys_addr >> 32),
-			(u32)(phys_addr & 0xffffffff),
-			rq_size,
-			QLCNIC_CDRP_CMD_CREATE_RX_CTX);
-	if (err) {
-		dev_err(&adapter->pdev->dev,
-			"Failed to create rx ctx in firmware%d\n", err);
-		goto out_free_rsp;
-	}
-
-
-	prsp_rds = ((struct qlcnic_cardrsp_rds_ring *)
-			 &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 = qlcnic_get_ioaddr(adapter,
-				QLCNIC_REG(reg - 0x200));
-	}
-
-	prsp_sds = ((struct qlcnic_cardrsp_sds_ring *)
-			&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 = qlcnic_get_ioaddr(adapter,
-				QLCNIC_REG(reg - 0x200));
-
-		reg = le32_to_cpu(prsp_sds[i].interrupt_crb);
-		sds_ring->crb_intr_mask = qlcnic_get_ioaddr(adapter,
-				QLCNIC_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
-qlcnic_fw_cmd_destroy_rx_ctx(struct qlcnic_adapter *adapter)
-{
-	struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
-
-	if (qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			recv_ctx->context_id,
-			QLCNIC_DESTROY_CTX_RESET,
-			0,
-			QLCNIC_CDRP_CMD_DESTROY_RX_CTX)) {
-
-		dev_err(&adapter->pdev->dev,
-			"Failed to destroy rx ctx in firmware\n");
-	}
-}
-
-static int
-qlcnic_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter)
-{
-	struct qlcnic_hostrq_tx_ctx	*prq;
-	struct qlcnic_hostrq_cds_ring	*prq_cds;
-	struct qlcnic_cardrsp_tx_ctx	*prsp;
-	void	*rq_addr, *rsp_addr;
-	size_t	rq_size, rsp_size;
-	u32	temp;
-	int	err;
-	u64	phys_addr;
-	dma_addr_t	rq_phys_addr, rsp_phys_addr;
-	struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
-
-	rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
-	rq_addr = pci_alloc_consistent(adapter->pdev,
-		rq_size, &rq_phys_addr);
-	if (!rq_addr)
-		return -ENOMEM;
-
-	rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
-	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 = (struct qlcnic_hostrq_tx_ctx *)rq_addr;
-
-	memset(rsp_addr, 0, rsp_size);
-	prsp = (struct qlcnic_cardrsp_tx_ctx *)rsp_addr;
-
-	prq->host_rsp_dma_addr = cpu_to_le64(rsp_phys_addr);
-
-	temp = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN |
-					QLCNIC_CAP0_LSO);
-	prq->capabilities[0] = cpu_to_le32(temp);
-
-	prq->host_int_crb_mode =
-		cpu_to_le32(QLCNIC_HOST_INT_CRB_MODE_SHARED);
-
-	prq->interrupt_ctl = 0;
-	prq->msi_index = 0;
-	prq->cmd_cons_dma_addr = cpu_to_le64(tx_ring->hw_cons_phys_addr);
-
-	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 = qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			(u32)(phys_addr >> 32),
-			((u32)phys_addr & 0xffffffff),
-			rq_size,
-			QLCNIC_CDRP_CMD_CREATE_TX_CTX);
-
-	if (err == QLCNIC_RCODE_SUCCESS) {
-		temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
-		tx_ring->crb_cmd_producer = qlcnic_get_ioaddr(adapter,
-				QLCNIC_REG(temp - 0x200));
-
-		adapter->tx_context_id =
-			le16_to_cpu(prsp->context_id);
-	} else {
-		dev_err(&adapter->pdev->dev,
-			"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
-qlcnic_fw_cmd_destroy_tx_ctx(struct qlcnic_adapter *adapter)
-{
-	if (qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			adapter->tx_context_id,
-			QLCNIC_DESTROY_CTX_RESET,
-			0,
-			QLCNIC_CDRP_CMD_DESTROY_TX_CTX)) {
-
-		dev_err(&adapter->pdev->dev,
-			"Failed to destroy tx ctx in firmware\n");
-	}
-}
-
-int
-qlcnic_fw_cmd_query_phy(struct qlcnic_adapter *adapter, u32 reg, u32 *val)
-{
-
-	if (qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			reg,
-			0,
-			0,
-			QLCNIC_CDRP_CMD_READ_PHY)) {
-
-		return -EIO;
-	}
-
-	return QLCRD32(adapter, QLCNIC_ARG1_CRB_OFFSET);
-}
-
-int
-qlcnic_fw_cmd_set_phy(struct qlcnic_adapter *adapter, u32 reg, u32 val)
-{
-	return qlcnic_issue_cmd(adapter,
-			adapter->ahw.pci_func,
-			QLCHAL_VERSION,
-			reg,
-			val,
-			0,
-			QLCNIC_CDRP_CMD_WRITE_PHY);
-}
-
-int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
-{
-	void *addr;
-	int err;
-	int ring;
-	struct qlcnic_recv_context *recv_ctx;
-	struct qlcnic_host_rds_ring *rds_ring;
-	struct qlcnic_host_sds_ring *sds_ring;
-	struct qlcnic_host_tx_ring *tx_ring;
-
-	struct pci_dev *pdev = adapter->pdev;
-
-	recv_ctx = &adapter->recv_ctx;
-	tx_ring = adapter->tx_ring;
-
-	tx_ring->hw_consumer = (__le32 *)pci_alloc_consistent(pdev, sizeof(u32),
-						&tx_ring->hw_cons_phys_addr);
-	if (tx_ring->hw_consumer == NULL) {
-		dev_err(&pdev->dev, "failed to allocate tx consumer\n");
-		return -ENOMEM;
-	}
-	*(tx_ring->hw_consumer) = 0;
-
-	/* cmd desc ring */
-	addr = pci_alloc_consistent(pdev, TX_DESC_RINGSIZE(tx_ring),
-			&tx_ring->phys_addr);
-
-	if (addr == NULL) {
-		dev_err(&pdev->dev, "failed to allocate tx desc ring\n");
-		err = -ENOMEM;
-		goto err_out_free;
-	}
-
-	tx_ring->desc_head = (struct cmd_desc_type0 *)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,
-				"failed to allocate rds ring [%d]\n", ring);
-			err = -ENOMEM;
-			goto err_out_free;
-		}
-		rds_ring->desc_head = (struct rcv_desc *)addr;
-
-	}
-
-	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,
-				"failed to allocate sds ring [%d]\n", ring);
-			err = -ENOMEM;
-			goto err_out_free;
-		}
-		sds_ring->desc_head = (struct status_desc *)addr;
-	}
-
-
-	err = qlcnic_fw_cmd_create_rx_ctx(adapter);
-	if (err)
-		goto err_out_free;
-	err = qlcnic_fw_cmd_create_tx_ctx(adapter);
-	if (err)
-		goto err_out_free;
-
-	set_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
-	return 0;
-
-err_out_free:
-	qlcnic_free_hw_resources(adapter);
-	return err;
-}
-
-void qlcnic_free_hw_resources(struct qlcnic_adapter *adapter)
-{
-	struct qlcnic_recv_context *recv_ctx;
-	struct qlcnic_host_rds_ring *rds_ring;
-	struct qlcnic_host_sds_ring *sds_ring;
-	struct qlcnic_host_tx_ring *tx_ring;
-	int ring;
-
-
-	if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
-		qlcnic_fw_cmd_destroy_rx_ctx(adapter);
-		qlcnic_fw_cmd_destroy_tx_ctx(adapter);
-
-		/* Allow dma queues to drain after context reset */
-		msleep(20);
-	}
-
-	recv_ctx = &adapter->recv_ctx;
-
-	tx_ring = adapter->tx_ring;
-	if (tx_ring->hw_consumer != NULL) {
-		pci_free_consistent(adapter->pdev,
-				sizeof(u32),
-				tx_ring->hw_consumer,
-				tx_ring->hw_cons_phys_addr);
-		tx_ring->hw_consumer = NULL;
-	}
-
-	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;
-		}
-	}
-}
-