blob: daf05155b7329abdda58e63b1c19be9e06adc699 [file] [log] [blame]
/*
* QLogic qlcnic NIC Driver
* Copyright (c) 2009-2013 QLogic Corporation
*
* See LICENSE.qlcnic for copyright and licensing details.
*/
#include "qlcnic.h"
static const struct qlcnic_mailbox_metadata qlcnic_mbx_tbl[] = {
{QLCNIC_CMD_CREATE_RX_CTX, 4, 1},
{QLCNIC_CMD_DESTROY_RX_CTX, 2, 1},
{QLCNIC_CMD_CREATE_TX_CTX, 4, 1},
{QLCNIC_CMD_DESTROY_TX_CTX, 3, 1},
{QLCNIC_CMD_INTRPT_TEST, 4, 1},
{QLCNIC_CMD_SET_MTU, 4, 1},
{QLCNIC_CMD_READ_PHY, 4, 2},
{QLCNIC_CMD_WRITE_PHY, 5, 1},
{QLCNIC_CMD_READ_HW_REG, 4, 1},
{QLCNIC_CMD_GET_FLOW_CTL, 4, 2},
{QLCNIC_CMD_SET_FLOW_CTL, 4, 1},
{QLCNIC_CMD_READ_MAX_MTU, 4, 2},
{QLCNIC_CMD_READ_MAX_LRO, 4, 2},
{QLCNIC_CMD_MAC_ADDRESS, 4, 3},
{QLCNIC_CMD_GET_PCI_INFO, 4, 1},
{QLCNIC_CMD_GET_NIC_INFO, 4, 1},
{QLCNIC_CMD_SET_NIC_INFO, 4, 1},
{QLCNIC_CMD_GET_ESWITCH_CAPABILITY, 4, 3},
{QLCNIC_CMD_TOGGLE_ESWITCH, 4, 1},
{QLCNIC_CMD_GET_ESWITCH_STATUS, 4, 3},
{QLCNIC_CMD_SET_PORTMIRRORING, 4, 1},
{QLCNIC_CMD_CONFIGURE_ESWITCH, 4, 1},
{QLCNIC_CMD_GET_MAC_STATS, 4, 1},
{QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG, 4, 3},
{QLCNIC_CMD_GET_ESWITCH_STATS, 4, 1},
{QLCNIC_CMD_CONFIG_PORT, 4, 1},
{QLCNIC_CMD_TEMP_SIZE, 4, 4},
{QLCNIC_CMD_GET_TEMP_HDR, 4, 1},
{QLCNIC_CMD_82XX_SET_DRV_VER, 4, 1},
{QLCNIC_CMD_GET_LED_STATUS, 4, 2},
{QLCNIC_CMD_MQ_TX_CONFIG_INTR, 2, 3},
{QLCNIC_CMD_DCB_QUERY_CAP, 1, 2},
{QLCNIC_CMD_DCB_QUERY_PARAM, 4, 1},
};
static inline u32 qlcnic_get_cmd_signature(struct qlcnic_hardware_context *ahw)
{
return (ahw->pci_func & 0xff) | ((ahw->fw_hal_version & 0xff) << 8) |
(0xcafe << 16);
}
/* Allocate mailbox registers */
int qlcnic_82xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx,
struct qlcnic_adapter *adapter, u32 type)
{
int i, size;
const struct qlcnic_mailbox_metadata *mbx_tbl;
mbx_tbl = qlcnic_mbx_tbl;
size = ARRAY_SIZE(qlcnic_mbx_tbl);
for (i = 0; i < size; i++) {
if (type == mbx_tbl[i].cmd) {
mbx->req.num = mbx_tbl[i].in_args;
mbx->rsp.num = mbx_tbl[i].out_args;
mbx->req.arg = kcalloc(mbx->req.num,
sizeof(u32), GFP_ATOMIC);
if (!mbx->req.arg)
return -ENOMEM;
mbx->rsp.arg = kcalloc(mbx->rsp.num,
sizeof(u32), GFP_ATOMIC);
if (!mbx->rsp.arg) {
kfree(mbx->req.arg);
mbx->req.arg = NULL;
return -ENOMEM;
}
mbx->req.arg[0] = type;
break;
}
}
return 0;
}
/* Free up mailbox registers */
void qlcnic_free_mbx_args(struct qlcnic_cmd_args *cmd)
{
kfree(cmd->req.arg);
cmd->req.arg = NULL;
kfree(cmd->rsp.arg);
cmd->rsp.arg = NULL;
}
static u32
qlcnic_poll_rsp(struct qlcnic_adapter *adapter)
{
u32 rsp;
int timeout = 0, err = 0;
do {
/* give atleast 1ms for firmware to respond */
mdelay(1);
if (++timeout > QLCNIC_OS_CRB_RETRY_COUNT)
return QLCNIC_CDRP_RSP_TIMEOUT;
rsp = QLCRD32(adapter, QLCNIC_CDRP_CRB_OFFSET, &err);
} while (!QLCNIC_CDRP_IS_RSP(rsp));
return rsp;
}
int qlcnic_82xx_issue_cmd(struct qlcnic_adapter *adapter,
struct qlcnic_cmd_args *cmd)
{
int i, err = 0;
u32 rsp;
u32 signature;
struct pci_dev *pdev = adapter->pdev;
struct qlcnic_hardware_context *ahw = adapter->ahw;
const char *fmt;
signature = qlcnic_get_cmd_signature(ahw);
/* Acquire semaphore before accessing CRB */
if (qlcnic_api_lock(adapter)) {
cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT;
return cmd->rsp.arg[0];
}
QLCWR32(adapter, QLCNIC_SIGN_CRB_OFFSET, signature);
for (i = 1; i < cmd->req.num; i++)
QLCWR32(adapter, QLCNIC_CDRP_ARG(i), cmd->req.arg[i]);
QLCWR32(adapter, QLCNIC_CDRP_CRB_OFFSET,
QLCNIC_CDRP_FORM_CMD(cmd->req.arg[0]));
rsp = qlcnic_poll_rsp(adapter);
if (rsp == QLCNIC_CDRP_RSP_TIMEOUT) {
dev_err(&pdev->dev, "command timeout, response = 0x%x\n", rsp);
cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT;
} else if (rsp == QLCNIC_CDRP_RSP_FAIL) {
cmd->rsp.arg[0] = QLCRD32(adapter, QLCNIC_CDRP_ARG(1), &err);
switch (cmd->rsp.arg[0]) {
case QLCNIC_RCODE_INVALID_ARGS:
fmt = "CDRP invalid args: [%d]\n";
break;
case QLCNIC_RCODE_NOT_SUPPORTED:
case QLCNIC_RCODE_NOT_IMPL:
fmt = "CDRP command not supported: [%d]\n";
break;
case QLCNIC_RCODE_NOT_PERMITTED:
fmt = "CDRP requested action not permitted: [%d]\n";
break;
case QLCNIC_RCODE_INVALID:
fmt = "CDRP invalid or unknown cmd received: [%d]\n";
break;
case QLCNIC_RCODE_TIMEOUT:
fmt = "CDRP command timeout: [%d]\n";
break;
default:
fmt = "CDRP command failed: [%d]\n";
break;
}
dev_err(&pdev->dev, fmt, cmd->rsp.arg[0]);
qlcnic_dump_mbx(adapter, cmd);
} else if (rsp == QLCNIC_CDRP_RSP_OK)
cmd->rsp.arg[0] = QLCNIC_RCODE_SUCCESS;
for (i = 1; i < cmd->rsp.num; i++)
cmd->rsp.arg[i] = QLCRD32(adapter, QLCNIC_CDRP_ARG(i), &err);
/* Release semaphore */
qlcnic_api_unlock(adapter);
return cmd->rsp.arg[0];
}
int qlcnic_fw_cmd_set_drv_version(struct qlcnic_adapter *adapter, u32 fw_cmd)
{
struct qlcnic_cmd_args cmd;
u32 arg1, arg2, arg3;
char drv_string[12];
int err = 0;
memset(drv_string, 0, sizeof(drv_string));
snprintf(drv_string, sizeof(drv_string), "%d"".""%d"".""%d",
_QLCNIC_LINUX_MAJOR, _QLCNIC_LINUX_MINOR,
_QLCNIC_LINUX_SUBVERSION);
err = qlcnic_alloc_mbx_args(&cmd, adapter, fw_cmd);
if (err)
return err;
memcpy(&arg1, drv_string, sizeof(u32));
memcpy(&arg2, drv_string + 4, sizeof(u32));
memcpy(&arg3, drv_string + 8, sizeof(u32));
cmd.req.arg[1] = arg1;
cmd.req.arg[2] = arg2;
cmd.req.arg[3] = arg3;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err) {
dev_info(&adapter->pdev->dev,
"Failed to set driver version in firmware\n");
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
return err;
}
int
qlcnic_fw_cmd_set_mtu(struct qlcnic_adapter *adapter, int mtu)
{
int err = 0;
struct qlcnic_cmd_args cmd;
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
if (recv_ctx->state != QLCNIC_HOST_CTX_STATE_ACTIVE)
return err;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_MTU);
if (err)
return err;
cmd.req.arg[1] = recv_ctx->context_id;
cmd.req.arg[2] = mtu;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err) {
dev_err(&adapter->pdev->dev, "Failed to set mtu\n");
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
return err;
}
int qlcnic_82xx_fw_cmd_create_rx_ctx(struct qlcnic_adapter *adapter)
{
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
struct qlcnic_hardware_context *ahw = adapter->ahw;
dma_addr_t hostrq_phys_addr, cardrsp_phys_addr;
struct net_device *netdev = adapter->netdev;
u32 temp_intr_crb_mode, temp_rds_crb_mode;
struct qlcnic_cardrsp_rds_ring *prsp_rds;
struct qlcnic_cardrsp_sds_ring *prsp_sds;
struct qlcnic_hostrq_rds_ring *prq_rds;
struct qlcnic_hostrq_sds_ring *prq_sds;
struct qlcnic_host_rds_ring *rds_ring;
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_cardrsp_rx_ctx *prsp;
struct qlcnic_hostrq_rx_ctx *prq;
u8 i, nrds_rings, nsds_rings;
struct qlcnic_cmd_args cmd;
size_t rq_size, rsp_size;
u32 cap, reg, val, reg2;
u64 phys_addr;
u16 temp_u16;
void *addr;
int err;
nrds_rings = adapter->max_rds_rings;
nsds_rings = adapter->drv_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 = dma_alloc_coherent(&adapter->pdev->dev, rq_size,
&hostrq_phys_addr, GFP_KERNEL);
if (addr == NULL)
return -ENOMEM;
prq = addr;
addr = dma_alloc_coherent(&adapter->pdev->dev, rsp_size,
&cardrsp_phys_addr, GFP_KERNEL);
if (addr == NULL) {
err = -ENOMEM;
goto out_free_rq;
}
prsp = addr;
prq->host_rsp_dma_addr = cpu_to_le64(cardrsp_phys_addr);
cap = (QLCNIC_CAP0_LEGACY_CONTEXT | QLCNIC_CAP0_LEGACY_MN
| QLCNIC_CAP0_VALIDOFF);
cap |= (QLCNIC_CAP0_JUMBO_CONTIGUOUS | QLCNIC_CAP0_LRO_CONTIGUOUS);
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test) {
cap |= QLCNIC_CAP0_TX_MULTI;
} else {
temp_u16 = offsetof(struct qlcnic_hostrq_rx_ctx, msix_handler);
prq->valid_field_offset = cpu_to_le16(temp_u16);
prq->txrx_sds_binding = nsds_rings - 1;
temp_intr_crb_mode = QLCNIC_HOST_INT_CRB_MODE_SHARED;
prq->host_int_crb_mode = cpu_to_le32(temp_intr_crb_mode);
temp_rds_crb_mode = QLCNIC_HOST_RDS_CRB_MODE_UNIQUE;
prq->host_rds_crb_mode = cpu_to_le32(temp_rds_crb_mode);
}
prq->capabilities[0] = cpu_to_le32(cap);
prq->num_rds_rings = cpu_to_le16(nrds_rings);
prq->num_sds_rings = cpu_to_le16(nsds_rings);
prq->rds_ring_offset = 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];
rds_ring->producer = 0;
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];
sds_ring->consumer = 0;
memset(sds_ring->desc_head, 0, STATUS_DESC_RINGSIZE(sds_ring));
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);
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
prq_sds[i].msi_index = cpu_to_le16(ahw->intr_tbl[i].id);
else
prq_sds[i].msi_index = cpu_to_le16(i);
}
phys_addr = hostrq_phys_addr;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_RX_CTX);
if (err)
goto out_free_rsp;
cmd.req.arg[1] = MSD(phys_addr);
cmd.req.arg[2] = LSD(phys_addr);
cmd.req.arg[3] = rq_size;
err = qlcnic_issue_cmd(adapter, &cmd);
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 = ahw->pci_base0 + reg;
}
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);
if (qlcnic_check_multi_tx(adapter) && !adapter->ahw->diag_test)
reg2 = ahw->intr_tbl[i].src;
else
reg2 = le32_to_cpu(prsp_sds[i].interrupt_crb);
sds_ring->crb_intr_mask = ahw->pci_base0 + reg2;
sds_ring->crb_sts_consumer = ahw->pci_base0 + reg;
}
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;
netdev_info(netdev, "Rx Context[%d] Created, state 0x%x\n",
recv_ctx->context_id, recv_ctx->state);
qlcnic_free_mbx_args(&cmd);
out_free_rsp:
dma_free_coherent(&adapter->pdev->dev, rsp_size, prsp,
cardrsp_phys_addr);
out_free_rq:
dma_free_coherent(&adapter->pdev->dev, rq_size, prq, hostrq_phys_addr);
return err;
}
void qlcnic_82xx_fw_cmd_del_rx_ctx(struct qlcnic_adapter *adapter)
{
int err;
struct qlcnic_cmd_args cmd;
struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX);
if (err)
return;
cmd.req.arg[1] = recv_ctx->context_id;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err)
dev_err(&adapter->pdev->dev,
"Failed to destroy rx ctx in firmware\n");
recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
qlcnic_free_mbx_args(&cmd);
}
int qlcnic_82xx_fw_cmd_create_tx_ctx(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring,
int ring)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
struct net_device *netdev = adapter->netdev;
struct qlcnic_hostrq_tx_ctx *prq;
struct qlcnic_hostrq_cds_ring *prq_cds;
struct qlcnic_cardrsp_tx_ctx *prsp;
struct qlcnic_cmd_args cmd;
u32 temp, intr_mask, temp_int_crb_mode;
dma_addr_t rq_phys_addr, rsp_phys_addr;
int temp_nsds_rings, index, err;
void *rq_addr, *rsp_addr;
size_t rq_size, rsp_size;
u64 phys_addr;
u16 msix_id;
/* reset host resources */
tx_ring->producer = 0;
tx_ring->sw_consumer = 0;
*(tx_ring->hw_consumer) = 0;
rq_size = SIZEOF_HOSTRQ_TX(struct qlcnic_hostrq_tx_ctx);
rq_addr = dma_zalloc_coherent(&adapter->pdev->dev, rq_size,
&rq_phys_addr, GFP_KERNEL);
if (!rq_addr)
return -ENOMEM;
rsp_size = SIZEOF_CARDRSP_TX(struct qlcnic_cardrsp_tx_ctx);
rsp_addr = dma_zalloc_coherent(&adapter->pdev->dev, rsp_size,
&rsp_phys_addr, GFP_KERNEL);
if (!rsp_addr) {
err = -ENOMEM;
goto out_free_rq;
}
prq = rq_addr;
prsp = 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);
if (qlcnic_check_multi_tx(adapter) && !adapter->ahw->diag_test)
temp |= QLCNIC_CAP0_TX_MULTI;
prq->capabilities[0] = cpu_to_le32(temp);
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test) {
temp_nsds_rings = adapter->drv_sds_rings;
index = temp_nsds_rings + ring;
msix_id = ahw->intr_tbl[index].id;
prq->msi_index = cpu_to_le16(msix_id);
} else {
temp_int_crb_mode = QLCNIC_HOST_INT_CRB_MODE_SHARED;
prq->host_int_crb_mode = cpu_to_le32(temp_int_crb_mode);
prq->msi_index = 0;
}
prq->interrupt_ctl = 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_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_TX_CTX);
if (err)
goto out_free_rsp;
cmd.req.arg[1] = MSD(phys_addr);
cmd.req.arg[2] = LSD(phys_addr);
cmd.req.arg[3] = rq_size;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err == QLCNIC_RCODE_SUCCESS) {
tx_ring->state = le32_to_cpu(prsp->host_ctx_state);
temp = le32_to_cpu(prsp->cds_ring.host_producer_crb);
tx_ring->crb_cmd_producer = adapter->ahw->pci_base0 + temp;
tx_ring->ctx_id = le16_to_cpu(prsp->context_id);
if (qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test &&
(adapter->flags & QLCNIC_MSIX_ENABLED)) {
index = adapter->drv_sds_rings + ring;
intr_mask = ahw->intr_tbl[index].src;
tx_ring->crb_intr_mask = ahw->pci_base0 + intr_mask;
}
netdev_info(netdev, "Tx Context[0x%x] Created, state 0x%x\n",
tx_ring->ctx_id, tx_ring->state);
} else {
netdev_err(netdev, "Failed to create tx ctx in firmware%d\n",
err);
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
out_free_rsp:
dma_free_coherent(&adapter->pdev->dev, rsp_size, rsp_addr,
rsp_phys_addr);
out_free_rq:
dma_free_coherent(&adapter->pdev->dev, rq_size, rq_addr, rq_phys_addr);
return err;
}
void qlcnic_82xx_fw_cmd_del_tx_ctx(struct qlcnic_adapter *adapter,
struct qlcnic_host_tx_ring *tx_ring)
{
struct qlcnic_cmd_args cmd;
int ret;
ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX);
if (ret)
return;
cmd.req.arg[1] = tx_ring->ctx_id;
if (qlcnic_issue_cmd(adapter, &cmd))
dev_err(&adapter->pdev->dev,
"Failed to destroy tx ctx in firmware\n");
qlcnic_free_mbx_args(&cmd);
}
int
qlcnic_fw_cmd_set_port(struct qlcnic_adapter *adapter, u32 config)
{
int err;
struct qlcnic_cmd_args cmd;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_PORT);
if (err)
return err;
cmd.req.arg[1] = config;
err = qlcnic_issue_cmd(adapter, &cmd);
qlcnic_free_mbx_args(&cmd);
return err;
}
int qlcnic_alloc_hw_resources(struct qlcnic_adapter *adapter)
{
void *addr;
int err, 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;
__le32 *ptr;
struct pci_dev *pdev = adapter->pdev;
recv_ctx = adapter->recv_ctx;
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
ptr = (__le32 *)dma_alloc_coherent(&pdev->dev, sizeof(u32),
&tx_ring->hw_cons_phys_addr,
GFP_KERNEL);
if (ptr == NULL)
return -ENOMEM;
tx_ring->hw_consumer = ptr;
/* cmd desc ring */
addr = dma_alloc_coherent(&pdev->dev, TX_DESC_RINGSIZE(tx_ring),
&tx_ring->phys_addr,
GFP_KERNEL);
if (addr == NULL) {
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 = dma_alloc_coherent(&adapter->pdev->dev,
RCV_DESC_RINGSIZE(rds_ring),
&rds_ring->phys_addr, GFP_KERNEL);
if (addr == NULL) {
err = -ENOMEM;
goto err_out_free;
}
rds_ring->desc_head = addr;
}
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
addr = dma_alloc_coherent(&adapter->pdev->dev,
STATUS_DESC_RINGSIZE(sds_ring),
&sds_ring->phys_addr, GFP_KERNEL);
if (addr == NULL) {
err = -ENOMEM;
goto err_out_free;
}
sds_ring->desc_head = addr;
}
return 0;
err_out_free:
qlcnic_free_hw_resources(adapter);
return err;
}
int qlcnic_fw_create_ctx(struct qlcnic_adapter *dev)
{
int i, err, ring;
if (dev->flags & QLCNIC_NEED_FLR) {
pci_reset_function(dev->pdev);
dev->flags &= ~QLCNIC_NEED_FLR;
}
if (qlcnic_83xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED)) {
if (dev->ahw->diag_test != QLCNIC_LOOPBACK_TEST) {
err = qlcnic_83xx_config_intrpt(dev, 1);
if (err)
return err;
}
}
if (qlcnic_82xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED) &&
qlcnic_check_multi_tx(dev) && !dev->ahw->diag_test) {
err = qlcnic_82xx_mq_intrpt(dev, 1);
if (err)
return err;
}
err = qlcnic_fw_cmd_create_rx_ctx(dev);
if (err)
goto err_out;
for (ring = 0; ring < dev->drv_tx_rings; ring++) {
err = qlcnic_fw_cmd_create_tx_ctx(dev,
&dev->tx_ring[ring],
ring);
if (err) {
qlcnic_fw_cmd_del_rx_ctx(dev);
if (ring == 0)
goto err_out;
for (i = 0; i < ring; i++)
qlcnic_fw_cmd_del_tx_ctx(dev, &dev->tx_ring[i]);
goto err_out;
}
}
set_bit(__QLCNIC_FW_ATTACHED, &dev->state);
return 0;
err_out:
if (qlcnic_82xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED) &&
qlcnic_check_multi_tx(dev) && !dev->ahw->diag_test)
qlcnic_82xx_config_intrpt(dev, 0);
if (qlcnic_83xx_check(dev) && (dev->flags & QLCNIC_MSIX_ENABLED)) {
if (dev->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
qlcnic_83xx_config_intrpt(dev, 0);
}
return err;
}
void qlcnic_fw_destroy_ctx(struct qlcnic_adapter *adapter)
{
int ring;
if (test_and_clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state)) {
qlcnic_fw_cmd_del_rx_ctx(adapter);
for (ring = 0; ring < adapter->drv_tx_rings; ring++)
qlcnic_fw_cmd_del_tx_ctx(adapter,
&adapter->tx_ring[ring]);
if (qlcnic_82xx_check(adapter) &&
(adapter->flags & QLCNIC_MSIX_ENABLED) &&
qlcnic_check_multi_tx(adapter) &&
!adapter->ahw->diag_test)
qlcnic_82xx_config_intrpt(adapter, 0);
if (qlcnic_83xx_check(adapter) &&
(adapter->flags & QLCNIC_MSIX_ENABLED)) {
if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
qlcnic_83xx_config_intrpt(adapter, 0);
}
/* Allow dma queues to drain after context reset */
mdelay(20);
}
}
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;
recv_ctx = adapter->recv_ctx;
for (ring = 0; ring < adapter->drv_tx_rings; ring++) {
tx_ring = &adapter->tx_ring[ring];
if (tx_ring->hw_consumer != NULL) {
dma_free_coherent(&adapter->pdev->dev, sizeof(u32),
tx_ring->hw_consumer,
tx_ring->hw_cons_phys_addr);
tx_ring->hw_consumer = NULL;
}
if (tx_ring->desc_head != NULL) {
dma_free_coherent(&adapter->pdev->dev,
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) {
dma_free_coherent(&adapter->pdev->dev,
RCV_DESC_RINGSIZE(rds_ring),
rds_ring->desc_head,
rds_ring->phys_addr);
rds_ring->desc_head = NULL;
}
}
for (ring = 0; ring < adapter->drv_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
if (sds_ring->desc_head != NULL) {
dma_free_coherent(&adapter->pdev->dev,
STATUS_DESC_RINGSIZE(sds_ring),
sds_ring->desc_head,
sds_ring->phys_addr);
sds_ring->desc_head = NULL;
}
}
}
int qlcnic_82xx_config_intrpt(struct qlcnic_adapter *adapter, u8 op_type)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
struct net_device *netdev = adapter->netdev;
struct qlcnic_cmd_args cmd;
u32 type, val;
int i, err = 0;
for (i = 0; i < ahw->num_msix; i++) {
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_MQ_TX_CONFIG_INTR);
if (err)
return err;
type = op_type ? QLCNIC_INTRPT_ADD : QLCNIC_INTRPT_DEL;
val = type | (ahw->intr_tbl[i].type << 4);
if (ahw->intr_tbl[i].type == QLCNIC_INTRPT_MSIX)
val |= (ahw->intr_tbl[i].id << 16);
cmd.req.arg[1] = val;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err) {
netdev_err(netdev, "Failed to %s interrupts %d\n",
op_type == QLCNIC_INTRPT_ADD ? "Add" :
"Delete", err);
qlcnic_free_mbx_args(&cmd);
return err;
}
val = cmd.rsp.arg[1];
if (LSB(val)) {
netdev_info(netdev,
"failed to configure interrupt for %d\n",
ahw->intr_tbl[i].id);
continue;
}
if (op_type) {
ahw->intr_tbl[i].id = MSW(val);
ahw->intr_tbl[i].enabled = 1;
ahw->intr_tbl[i].src = cmd.rsp.arg[2];
} else {
ahw->intr_tbl[i].id = i;
ahw->intr_tbl[i].enabled = 0;
ahw->intr_tbl[i].src = 0;
}
qlcnic_free_mbx_args(&cmd);
}
return err;
}
int qlcnic_82xx_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac,
u8 function)
{
int err, i;
struct qlcnic_cmd_args cmd;
u32 mac_low, mac_high;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_MAC_ADDRESS);
if (err)
return err;
cmd.req.arg[1] = function | BIT_8;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err == QLCNIC_RCODE_SUCCESS) {
mac_low = cmd.rsp.arg[1];
mac_high = cmd.rsp.arg[2];
for (i = 0; i < 2; i++)
mac[i] = (u8) (mac_high >> ((1 - i) * 8));
for (i = 2; i < 6; i++)
mac[i] = (u8) (mac_low >> ((5 - i) * 8));
} else {
dev_err(&adapter->pdev->dev,
"Failed to get mac address%d\n", err);
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
return err;
}
/* Get info of a NIC partition */
int qlcnic_82xx_get_nic_info(struct qlcnic_adapter *adapter,
struct qlcnic_info *npar_info, u8 func_id)
{
int err;
dma_addr_t nic_dma_t;
const struct qlcnic_info_le *nic_info;
void *nic_info_addr;
struct qlcnic_cmd_args cmd;
size_t nic_size = sizeof(struct qlcnic_info_le);
nic_info_addr = dma_zalloc_coherent(&adapter->pdev->dev, nic_size,
&nic_dma_t, GFP_KERNEL);
if (!nic_info_addr)
return -ENOMEM;
nic_info = nic_info_addr;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO);
if (err)
goto out_free_dma;
cmd.req.arg[1] = MSD(nic_dma_t);
cmd.req.arg[2] = LSD(nic_dma_t);
cmd.req.arg[3] = (func_id << 16 | nic_size);
err = qlcnic_issue_cmd(adapter, &cmd);
if (err != QLCNIC_RCODE_SUCCESS) {
dev_err(&adapter->pdev->dev,
"Failed to get nic info%d\n", err);
err = -EIO;
} else {
npar_info->pci_func = le16_to_cpu(nic_info->pci_func);
npar_info->op_mode = le16_to_cpu(nic_info->op_mode);
npar_info->min_tx_bw = le16_to_cpu(nic_info->min_tx_bw);
npar_info->max_tx_bw = le16_to_cpu(nic_info->max_tx_bw);
npar_info->phys_port = le16_to_cpu(nic_info->phys_port);
npar_info->switch_mode = le16_to_cpu(nic_info->switch_mode);
npar_info->max_tx_ques = le16_to_cpu(nic_info->max_tx_ques);
npar_info->max_rx_ques = le16_to_cpu(nic_info->max_rx_ques);
npar_info->capabilities = le32_to_cpu(nic_info->capabilities);
npar_info->max_mtu = le16_to_cpu(nic_info->max_mtu);
}
qlcnic_free_mbx_args(&cmd);
out_free_dma:
dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
nic_dma_t);
return err;
}
/* Configure a NIC partition */
int qlcnic_82xx_set_nic_info(struct qlcnic_adapter *adapter,
struct qlcnic_info *nic)
{
int err = -EIO;
dma_addr_t nic_dma_t;
void *nic_info_addr;
struct qlcnic_cmd_args cmd;
struct qlcnic_info_le *nic_info;
size_t nic_size = sizeof(struct qlcnic_info_le);
if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
return err;
nic_info_addr = dma_zalloc_coherent(&adapter->pdev->dev, nic_size,
&nic_dma_t, GFP_KERNEL);
if (!nic_info_addr)
return -ENOMEM;
nic_info = nic_info_addr;
nic_info->pci_func = cpu_to_le16(nic->pci_func);
nic_info->op_mode = cpu_to_le16(nic->op_mode);
nic_info->phys_port = cpu_to_le16(nic->phys_port);
nic_info->switch_mode = cpu_to_le16(nic->switch_mode);
nic_info->capabilities = cpu_to_le32(nic->capabilities);
nic_info->max_mac_filters = nic->max_mac_filters;
nic_info->max_tx_ques = cpu_to_le16(nic->max_tx_ques);
nic_info->max_rx_ques = cpu_to_le16(nic->max_rx_ques);
nic_info->min_tx_bw = cpu_to_le16(nic->min_tx_bw);
nic_info->max_tx_bw = cpu_to_le16(nic->max_tx_bw);
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
if (err)
goto out_free_dma;
cmd.req.arg[1] = MSD(nic_dma_t);
cmd.req.arg[2] = LSD(nic_dma_t);
cmd.req.arg[3] = ((nic->pci_func << 16) | nic_size);
err = qlcnic_issue_cmd(adapter, &cmd);
if (err != QLCNIC_RCODE_SUCCESS) {
dev_err(&adapter->pdev->dev,
"Failed to set nic info%d\n", err);
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
out_free_dma:
dma_free_coherent(&adapter->pdev->dev, nic_size, nic_info_addr,
nic_dma_t);
return err;
}
/* Get PCI Info of a partition */
int qlcnic_82xx_get_pci_info(struct qlcnic_adapter *adapter,
struct qlcnic_pci_info *pci_info)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
size_t npar_size = sizeof(struct qlcnic_pci_info_le);
size_t pci_size = npar_size * ahw->max_vnic_func;
u16 nic = 0, fcoe = 0, iscsi = 0;
struct qlcnic_pci_info_le *npar;
struct qlcnic_cmd_args cmd;
dma_addr_t pci_info_dma_t;
void *pci_info_addr;
int err = 0, i;
pci_info_addr = dma_zalloc_coherent(&adapter->pdev->dev, pci_size,
&pci_info_dma_t, GFP_KERNEL);
if (!pci_info_addr)
return -ENOMEM;
npar = pci_info_addr;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO);
if (err)
goto out_free_dma;
cmd.req.arg[1] = MSD(pci_info_dma_t);
cmd.req.arg[2] = LSD(pci_info_dma_t);
cmd.req.arg[3] = pci_size;
err = qlcnic_issue_cmd(adapter, &cmd);
ahw->total_nic_func = 0;
if (err == QLCNIC_RCODE_SUCCESS) {
for (i = 0; i < ahw->max_vnic_func; i++, npar++, pci_info++) {
pci_info->id = le16_to_cpu(npar->id);
pci_info->active = le16_to_cpu(npar->active);
if (!pci_info->active)
continue;
pci_info->type = le16_to_cpu(npar->type);
err = qlcnic_get_pci_func_type(adapter, pci_info->type,
&nic, &fcoe, &iscsi);
pci_info->default_port =
le16_to_cpu(npar->default_port);
pci_info->tx_min_bw =
le16_to_cpu(npar->tx_min_bw);
pci_info->tx_max_bw =
le16_to_cpu(npar->tx_max_bw);
memcpy(pci_info->mac, npar->mac, ETH_ALEN);
}
} else {
dev_err(&adapter->pdev->dev,
"Failed to get PCI Info%d\n", err);
err = -EIO;
}
ahw->total_nic_func = nic;
ahw->total_pci_func = nic + fcoe + iscsi;
if (ahw->total_nic_func == 0 || ahw->total_pci_func == 0) {
dev_err(&adapter->pdev->dev,
"%s: Invalid function count: total nic func[%x], total pci func[%x]\n",
__func__, ahw->total_nic_func, ahw->total_pci_func);
err = -EIO;
}
qlcnic_free_mbx_args(&cmd);
out_free_dma:
dma_free_coherent(&adapter->pdev->dev, pci_size, pci_info_addr,
pci_info_dma_t);
return err;
}
/* Configure eSwitch for port mirroring */
int qlcnic_config_port_mirroring(struct qlcnic_adapter *adapter, u8 id,
u8 enable_mirroring, u8 pci_func)
{
struct device *dev = &adapter->pdev->dev;
struct qlcnic_cmd_args cmd;
int err = -EIO;
u32 arg1;
if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC ||
!(adapter->eswitch[id].flags & QLCNIC_SWITCH_ENABLE)) {
dev_err(&adapter->pdev->dev, "%s: Not a management function\n",
__func__);
return err;
}
arg1 = id | (enable_mirroring ? BIT_4 : 0);
arg1 |= pci_func << 8;
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_SET_PORTMIRRORING);
if (err)
return err;
cmd.req.arg[1] = arg1;
err = qlcnic_issue_cmd(adapter, &cmd);
if (err != QLCNIC_RCODE_SUCCESS)
dev_err(dev, "Failed to configure port mirroring for vNIC function %d on eSwitch %d\n",
pci_func, id);
else
dev_info(dev, "Configured port mirroring for vNIC function %d on eSwitch %d\n",
pci_func, id);
qlcnic_free_mbx_args(&cmd);
return err;
}
int qlcnic_get_port_stats(struct qlcnic_adapter *adapter, const u8 func,
const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
size_t stats_size = sizeof(struct qlcnic_esw_stats_le);
struct qlcnic_esw_stats_le *stats;
dma_addr_t stats_dma_t;
void *stats_addr;
u32 arg1;
struct qlcnic_cmd_args cmd;
int err;
if (esw_stats == NULL)
return -ENOMEM;
if ((adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) &&
(func != adapter->ahw->pci_func)) {
dev_err(&adapter->pdev->dev,
"Not privilege to query stats for func=%d", func);
return -EIO;
}
stats_addr = dma_zalloc_coherent(&adapter->pdev->dev, stats_size,
&stats_dma_t, GFP_KERNEL);
if (!stats_addr)
return -ENOMEM;
arg1 = func | QLCNIC_STATS_VERSION << 8 | QLCNIC_STATS_PORT << 12;
arg1 |= rx_tx << 15 | stats_size << 16;
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_GET_ESWITCH_STATS);
if (err)
goto out_free_dma;
cmd.req.arg[1] = arg1;
cmd.req.arg[2] = MSD(stats_dma_t);
cmd.req.arg[3] = LSD(stats_dma_t);
err = qlcnic_issue_cmd(adapter, &cmd);
if (!err) {
stats = stats_addr;
esw_stats->context_id = le16_to_cpu(stats->context_id);
esw_stats->version = le16_to_cpu(stats->version);
esw_stats->size = le16_to_cpu(stats->size);
esw_stats->multicast_frames =
le64_to_cpu(stats->multicast_frames);
esw_stats->broadcast_frames =
le64_to_cpu(stats->broadcast_frames);
esw_stats->unicast_frames = le64_to_cpu(stats->unicast_frames);
esw_stats->dropped_frames = le64_to_cpu(stats->dropped_frames);
esw_stats->local_frames = le64_to_cpu(stats->local_frames);
esw_stats->errors = le64_to_cpu(stats->errors);
esw_stats->numbytes = le64_to_cpu(stats->numbytes);
}
qlcnic_free_mbx_args(&cmd);
out_free_dma:
dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
stats_dma_t);
return err;
}
/* This routine will retrieve the MAC statistics from firmware */
int qlcnic_get_mac_stats(struct qlcnic_adapter *adapter,
struct qlcnic_mac_statistics *mac_stats)
{
struct qlcnic_mac_statistics_le *stats;
struct qlcnic_cmd_args cmd;
size_t stats_size = sizeof(struct qlcnic_mac_statistics_le);
dma_addr_t stats_dma_t;
void *stats_addr;
int err;
if (mac_stats == NULL)
return -ENOMEM;
stats_addr = dma_zalloc_coherent(&adapter->pdev->dev, stats_size,
&stats_dma_t, GFP_KERNEL);
if (!stats_addr)
return -ENOMEM;
err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_MAC_STATS);
if (err)
goto out_free_dma;
cmd.req.arg[1] = stats_size << 16;
cmd.req.arg[2] = MSD(stats_dma_t);
cmd.req.arg[3] = LSD(stats_dma_t);
err = qlcnic_issue_cmd(adapter, &cmd);
if (!err) {
stats = stats_addr;
mac_stats->mac_tx_frames = le64_to_cpu(stats->mac_tx_frames);
mac_stats->mac_tx_bytes = le64_to_cpu(stats->mac_tx_bytes);
mac_stats->mac_tx_mcast_pkts =
le64_to_cpu(stats->mac_tx_mcast_pkts);
mac_stats->mac_tx_bcast_pkts =
le64_to_cpu(stats->mac_tx_bcast_pkts);
mac_stats->mac_rx_frames = le64_to_cpu(stats->mac_rx_frames);
mac_stats->mac_rx_bytes = le64_to_cpu(stats->mac_rx_bytes);
mac_stats->mac_rx_mcast_pkts =
le64_to_cpu(stats->mac_rx_mcast_pkts);
mac_stats->mac_rx_length_error =
le64_to_cpu(stats->mac_rx_length_error);
mac_stats->mac_rx_length_small =
le64_to_cpu(stats->mac_rx_length_small);
mac_stats->mac_rx_length_large =
le64_to_cpu(stats->mac_rx_length_large);
mac_stats->mac_rx_jabber = le64_to_cpu(stats->mac_rx_jabber);
mac_stats->mac_rx_dropped = le64_to_cpu(stats->mac_rx_dropped);
mac_stats->mac_rx_crc_error = le64_to_cpu(stats->mac_rx_crc_error);
} else {
dev_err(&adapter->pdev->dev,
"%s: Get mac stats failed, err=%d.\n", __func__, err);
}
qlcnic_free_mbx_args(&cmd);
out_free_dma:
dma_free_coherent(&adapter->pdev->dev, stats_size, stats_addr,
stats_dma_t);
return err;
}
int qlcnic_get_eswitch_stats(struct qlcnic_adapter *adapter, const u8 eswitch,
const u8 rx_tx, struct __qlcnic_esw_statistics *esw_stats) {
struct __qlcnic_esw_statistics port_stats;
u8 i;
int ret = -EIO;
if (esw_stats == NULL)
return -ENOMEM;
if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC)
return -EIO;
if (adapter->npars == NULL)
return -EIO;
memset(esw_stats, 0, sizeof(u64));
esw_stats->unicast_frames = QLCNIC_STATS_NOT_AVAIL;
esw_stats->multicast_frames = QLCNIC_STATS_NOT_AVAIL;
esw_stats->broadcast_frames = QLCNIC_STATS_NOT_AVAIL;
esw_stats->dropped_frames = QLCNIC_STATS_NOT_AVAIL;
esw_stats->errors = QLCNIC_STATS_NOT_AVAIL;
esw_stats->local_frames = QLCNIC_STATS_NOT_AVAIL;
esw_stats->numbytes = QLCNIC_STATS_NOT_AVAIL;
esw_stats->context_id = eswitch;
for (i = 0; i < adapter->ahw->total_nic_func; i++) {
if (adapter->npars[i].phy_port != eswitch)
continue;
memset(&port_stats, 0, sizeof(struct __qlcnic_esw_statistics));
if (qlcnic_get_port_stats(adapter, adapter->npars[i].pci_func,
rx_tx, &port_stats))
continue;
esw_stats->size = port_stats.size;
esw_stats->version = port_stats.version;
QLCNIC_ADD_ESW_STATS(esw_stats->unicast_frames,
port_stats.unicast_frames);
QLCNIC_ADD_ESW_STATS(esw_stats->multicast_frames,
port_stats.multicast_frames);
QLCNIC_ADD_ESW_STATS(esw_stats->broadcast_frames,
port_stats.broadcast_frames);
QLCNIC_ADD_ESW_STATS(esw_stats->dropped_frames,
port_stats.dropped_frames);
QLCNIC_ADD_ESW_STATS(esw_stats->errors,
port_stats.errors);
QLCNIC_ADD_ESW_STATS(esw_stats->local_frames,
port_stats.local_frames);
QLCNIC_ADD_ESW_STATS(esw_stats->numbytes,
port_stats.numbytes);
ret = 0;
}
return ret;
}
int qlcnic_clear_esw_stats(struct qlcnic_adapter *adapter, const u8 func_esw,
const u8 port, const u8 rx_tx)
{
struct qlcnic_hardware_context *ahw = adapter->ahw;
struct qlcnic_cmd_args cmd;
int err;
u32 arg1;
if (ahw->op_mode != QLCNIC_MGMT_FUNC)
return -EIO;
if (func_esw == QLCNIC_STATS_PORT) {
if (port >= ahw->max_vnic_func)
goto err_ret;
} else if (func_esw == QLCNIC_STATS_ESWITCH) {
if (port >= QLCNIC_NIU_MAX_XG_PORTS)
goto err_ret;
} else {
goto err_ret;
}
if (rx_tx > QLCNIC_QUERY_TX_COUNTER)
goto err_ret;
arg1 = port | QLCNIC_STATS_VERSION << 8 | func_esw << 12;
arg1 |= BIT_14 | rx_tx << 15;
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_GET_ESWITCH_STATS);
if (err)
return err;
cmd.req.arg[1] = arg1;
err = qlcnic_issue_cmd(adapter, &cmd);
qlcnic_free_mbx_args(&cmd);
return err;
err_ret:
dev_err(&adapter->pdev->dev,
"Invalid args func_esw %d port %d rx_ctx %d\n",
func_esw, port, rx_tx);
return -EIO;
}
static int __qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
u32 *arg1, u32 *arg2)
{
struct device *dev = &adapter->pdev->dev;
struct qlcnic_cmd_args cmd;
u8 pci_func = *arg1 >> 8;
int err;
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG);
if (err)
return err;
cmd.req.arg[1] = *arg1;
err = qlcnic_issue_cmd(adapter, &cmd);
*arg1 = cmd.rsp.arg[1];
*arg2 = cmd.rsp.arg[2];
qlcnic_free_mbx_args(&cmd);
if (err == QLCNIC_RCODE_SUCCESS)
dev_info(dev, "Get eSwitch port config for vNIC function %d\n",
pci_func);
else
dev_err(dev, "Failed to get eswitch port config for vNIC function %d\n",
pci_func);
return err;
}
/* Configure eSwitch port
op_mode = 0 for setting default port behavior
op_mode = 1 for setting vlan id
op_mode = 2 for deleting vlan id
op_type = 0 for vlan_id
op_type = 1 for port vlan_id
*/
int qlcnic_config_switch_port(struct qlcnic_adapter *adapter,
struct qlcnic_esw_func_cfg *esw_cfg)
{
struct device *dev = &adapter->pdev->dev;
struct qlcnic_cmd_args cmd;
int err = -EIO, index;
u32 arg1, arg2 = 0;
u8 pci_func;
if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
dev_err(&adapter->pdev->dev, "%s: Not a management function\n",
__func__);
return err;
}
pci_func = esw_cfg->pci_func;
index = qlcnic_is_valid_nic_func(adapter, pci_func);
if (index < 0)
return err;
arg1 = (adapter->npars[index].phy_port & BIT_0);
arg1 |= (pci_func << 8);
if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
return err;
arg1 &= ~(0x0ff << 8);
arg1 |= (pci_func << 8);
arg1 &= ~(BIT_2 | BIT_3);
switch (esw_cfg->op_mode) {
case QLCNIC_PORT_DEFAULTS:
arg1 |= (BIT_4 | BIT_6 | BIT_7);
arg2 |= (BIT_0 | BIT_1);
if (adapter->ahw->capabilities & QLCNIC_FW_CAPABILITY_TSO)
arg2 |= (BIT_2 | BIT_3);
if (!(esw_cfg->discard_tagged))
arg1 &= ~BIT_4;
if (!(esw_cfg->promisc_mode))
arg1 &= ~BIT_6;
if (!(esw_cfg->mac_override))
arg1 &= ~BIT_7;
if (!(esw_cfg->mac_anti_spoof))
arg2 &= ~BIT_0;
if (!(esw_cfg->offload_flags & BIT_0))
arg2 &= ~(BIT_1 | BIT_2 | BIT_3);
if (!(esw_cfg->offload_flags & BIT_1))
arg2 &= ~BIT_2;
if (!(esw_cfg->offload_flags & BIT_2))
arg2 &= ~BIT_3;
break;
case QLCNIC_ADD_VLAN:
arg1 &= ~(0x0ffff << 16);
arg1 |= (BIT_2 | BIT_5);
arg1 |= (esw_cfg->vlan_id << 16);
break;
case QLCNIC_DEL_VLAN:
arg1 |= (BIT_3 | BIT_5);
arg1 &= ~(0x0ffff << 16);
break;
default:
dev_err(&adapter->pdev->dev, "%s: Invalid opmode 0x%x\n",
__func__, esw_cfg->op_mode);
return err;
}
err = qlcnic_alloc_mbx_args(&cmd, adapter,
QLCNIC_CMD_CONFIGURE_ESWITCH);
if (err)
return err;
cmd.req.arg[1] = arg1;
cmd.req.arg[2] = arg2;
err = qlcnic_issue_cmd(adapter, &cmd);
qlcnic_free_mbx_args(&cmd);
if (err != QLCNIC_RCODE_SUCCESS)
dev_err(dev, "Failed to configure eswitch for vNIC function %d\n",
pci_func);
else
dev_info(dev, "Configured eSwitch for vNIC function %d\n",
pci_func);
return err;
}
int
qlcnic_get_eswitch_port_config(struct qlcnic_adapter *adapter,
struct qlcnic_esw_func_cfg *esw_cfg)
{
u32 arg1, arg2;
int index;
u8 phy_port;
if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC) {
index = qlcnic_is_valid_nic_func(adapter, esw_cfg->pci_func);
if (index < 0)
return -EIO;
phy_port = adapter->npars[index].phy_port;
} else {
phy_port = adapter->ahw->physical_port;
}
arg1 = phy_port;
arg1 |= (esw_cfg->pci_func << 8);
if (__qlcnic_get_eswitch_port_config(adapter, &arg1, &arg2))
return -EIO;
esw_cfg->discard_tagged = !!(arg1 & BIT_4);
esw_cfg->host_vlan_tag = !!(arg1 & BIT_5);
esw_cfg->promisc_mode = !!(arg1 & BIT_6);
esw_cfg->mac_override = !!(arg1 & BIT_7);
esw_cfg->vlan_id = LSW(arg1 >> 16);
esw_cfg->mac_anti_spoof = (arg2 & 0x1);
esw_cfg->offload_flags = ((arg2 >> 1) & 0x7);
return 0;
}