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WSL2-Linux-Kernel
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be2net: adding support for Lancer family of CNAs 

Key changes are:
- EQ ids are not assigned consecutively in Lancer. So, fix mapping of MSIx
  vector to EQ-id.
- BAR mapping and some req locations different for Lancer.
- TCP,UDP,IP checksum fields must be compulsorily set in TX wrb for TSO in
  Lancer.
- CEV_IST reg not present in Lancer; so, peek into event queue to check for
  new entries
- cq_create and mcc_create cmd interface is different for Lancer; handle
  accordingly

Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sathya Perla 2010-11-21 23:25:50 +00:00 коммит произвёл David S. Miller
Родитель 1d24eb4815
Коммит fe6d2a38b2
5 изменённых файлов: 300 добавлений и 91 удалений
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33
drivers/net/benet/be.h
Просмотреть файл

@ -38,14 +38,17 @@
#define BE_NAME "ServerEngines BladeEngine2 10Gbps NIC"
#define BE3_NAME "ServerEngines BladeEngine3 10Gbps NIC"
#define OC_NAME "Emulex OneConnect 10Gbps NIC"
#define OC_NAME1 "Emulex OneConnect 10Gbps NIC (be3)"
#define OC_NAME_BE OC_NAME "(be3)"
#define OC_NAME_LANCER OC_NAME "(Lancer)"
#define DRV_DESC "ServerEngines BladeEngine 10Gbps NIC Driver"
#define BE_VENDOR_ID 0x19a2
#define EMULEX_VENDOR_ID 0x10df
#define BE_DEVICE_ID1 0x211
#define BE_DEVICE_ID2 0x221
#define OC_DEVICE_ID1 0x700
#define OC_DEVICE_ID2 0x710
#define OC_DEVICE_ID1 0x700 /* Device Id for BE2 cards */
#define OC_DEVICE_ID2 0x710 /* Device Id for BE3 cards */
#define OC_DEVICE_ID3 0xe220 /* Device id for Lancer cards */
static inline char *nic_name(struct pci_dev *pdev)
{
@ -53,7 +56,9 @@ static inline char *nic_name(struct pci_dev *pdev)
case OC_DEVICE_ID1:
return OC_NAME;
case OC_DEVICE_ID2:
return OC_NAME1;
return OC_NAME_BE;
case OC_DEVICE_ID3:
return OC_NAME_LANCER;
case BE_DEVICE_ID2:
return BE3_NAME;
default:
@ -149,6 +154,7 @@ struct be_eq_obj {
u16 min_eqd; /* in usecs */
u16 max_eqd; /* in usecs */
u16 cur_eqd; /* in usecs */
u8 msix_vec_idx;
struct napi_struct napi;
};
@ -260,6 +266,8 @@ struct be_adapter {
u32 num_rx_qs;
u32 big_page_size; /* Compounded page size shared by rx wrbs */
u8 msix_vec_next_idx;
struct vlan_group *vlan_grp;
u16 vlans_added;
u16 max_vlans; /* Number of vlans supported */
@ -299,8 +307,8 @@ struct be_adapter {
bool sriov_enabled;
struct be_vf_cfg vf_cfg[BE_MAX_VF];
u8 base_eq_id;
u8 is_virtfn;
u32 sli_family;
};
#define be_physfn(adapter) (!adapter->is_virtfn)
@ -309,6 +317,8 @@ struct be_adapter {
#define BE_GEN2 2
#define BE_GEN3 3
#define lancer_chip(adapter) (adapter->pdev->device == OC_DEVICE_ID3)
extern const struct ethtool_ops be_ethtool_ops;
#define tx_stats(adapter) (&adapter->tx_stats)
@ -416,10 +426,17 @@ static inline u8 is_udp_pkt(struct sk_buff *skb)
static inline void be_check_sriov_fn_type(struct be_adapter *adapter)
{
u8 data;
u32 sli_intf;
pci_write_config_byte(adapter->pdev, 0xFE, 0xAA);
pci_read_config_byte(adapter->pdev, 0xFE, &data);
adapter->is_virtfn = (data != 0xAA);
if (lancer_chip(adapter)) {
pci_read_config_dword(adapter->pdev, SLI_INTF_REG_OFFSET,
&sli_intf);
adapter->is_virtfn = (sli_intf & SLI_INTF_FT_MASK) ? 1 : 0;
} else {
pci_write_config_byte(adapter->pdev, 0xFE, 0xAA);
pci_read_config_byte(adapter->pdev, 0xFE, &data);
adapter->is_virtfn = (data != 0xAA);
}
}
static inline void be_vf_eth_addr_generate(struct be_adapter *adapter, u8 *mac)

96
drivers/net/benet/be_cmds.c
Просмотреть файл

@ -323,7 +323,12 @@ static int be_mbox_notify_wait(struct be_adapter *adapter)
static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
{
u32 sem = ioread32(adapter->csr + MPU_EP_SEMAPHORE_OFFSET);
u32 sem;
if (lancer_chip(adapter))
sem = ioread32(adapter->db + MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET);
else
sem = ioread32(adapter->csr + MPU_EP_SEMAPHORE_OFFSET);
*stage = sem & EP_SEMAPHORE_POST_STAGE_MASK;
if ((sem >> EP_SEMAPHORE_POST_ERR_SHIFT) & EP_SEMAPHORE_POST_ERR_MASK)
@ -465,14 +470,25 @@ int be_cmd_fw_init(struct be_adapter *adapter)
spin_lock(&adapter->mbox_lock);
wrb = (u8 *)wrb_from_mbox(adapter);
*wrb++ = 0xFF;
*wrb++ = 0x12;
*wrb++ = 0x34;
*wrb++ = 0xFF;
*wrb++ = 0xFF;
*wrb++ = 0x56;
*wrb++ = 0x78;
*wrb = 0xFF;
if (lancer_chip(adapter)) {
*wrb++ = 0xFF;
*wrb++ = 0x34;
*wrb++ = 0x12;
*wrb++ = 0xFF;
*wrb++ = 0xFF;
*wrb++ = 0x78;
*wrb++ = 0x56;
*wrb = 0xFF;
} else {
*wrb++ = 0xFF;
*wrb++ = 0x12;
*wrb++ = 0x34;
*wrb++ = 0xFF;
*wrb++ = 0xFF;
*wrb++ = 0x56;
*wrb++ = 0x78;
*wrb = 0xFF;
}
status = be_mbox_notify_wait(adapter);
@ -680,16 +696,36 @@ int be_cmd_cq_create(struct be_adapter *adapter,
OPCODE_COMMON_CQ_CREATE, sizeof(*req));
req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
if (lancer_chip(adapter)) {
req->hdr.version = 1;
req->page_size = 1; /* 1 for 4K */
AMAP_SET_BITS(struct amap_cq_context_lancer, coalescwm, ctxt,
coalesce_wm);
AMAP_SET_BITS(struct amap_cq_context_lancer, nodelay, ctxt,
no_delay);
AMAP_SET_BITS(struct amap_cq_context_lancer, count, ctxt,
__ilog2_u32(cq->len/256));
AMAP_SET_BITS(struct amap_cq_context_lancer, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context_lancer, eventable,
ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context_lancer, eqid,
ctxt, eq->id);
AMAP_SET_BITS(struct amap_cq_context_lancer, armed, ctxt, 1);
} else {
AMAP_SET_BITS(struct amap_cq_context_be, coalescwm, ctxt,
coalesce_wm);
AMAP_SET_BITS(struct amap_cq_context_be, nodelay,
ctxt, no_delay);
AMAP_SET_BITS(struct amap_cq_context_be, count, ctxt,
__ilog2_u32(cq->len/256));
AMAP_SET_BITS(struct amap_cq_context_be, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context_be, solevent,
ctxt, sol_evts);
AMAP_SET_BITS(struct amap_cq_context_be, eventable, ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context_be, eqid, ctxt, eq->id);
AMAP_SET_BITS(struct amap_cq_context_be, armed, ctxt, 1);
}
AMAP_SET_BITS(struct amap_cq_context, coalescwm, ctxt, coalesce_wm);
AMAP_SET_BITS(struct amap_cq_context, nodelay, ctxt, no_delay);
AMAP_SET_BITS(struct amap_cq_context, count, ctxt,
__ilog2_u32(cq->len/256));
AMAP_SET_BITS(struct amap_cq_context, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context, solevent, ctxt, sol_evts);
AMAP_SET_BITS(struct amap_cq_context, eventable, ctxt, 1);
AMAP_SET_BITS(struct amap_cq_context, eqid, ctxt, eq->id);
AMAP_SET_BITS(struct amap_cq_context, armed, ctxt, 1);
be_dws_cpu_to_le(ctxt, sizeof(req->context));
be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
@ -737,13 +773,27 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
OPCODE_COMMON_MCC_CREATE_EXT, sizeof(*req));
req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
if (lancer_chip(adapter)) {
req->hdr.version = 1;
req->cq_id = cpu_to_le16(cq->id);
AMAP_SET_BITS(struct amap_mcc_context_lancer, ring_size, ctxt,
be_encoded_q_len(mccq->len));
AMAP_SET_BITS(struct amap_mcc_context_lancer, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_id,
ctxt, cq->id);
AMAP_SET_BITS(struct amap_mcc_context_lancer, async_cq_valid,
ctxt, 1);
} else {
AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
be_encoded_q_len(mccq->len));
AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
}
AMAP_SET_BITS(struct amap_mcc_context, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_mcc_context, ring_size, ctxt,
be_encoded_q_len(mccq->len));
AMAP_SET_BITS(struct amap_mcc_context, cq_id, ctxt, cq->id);
/* Subscribe to Link State and Group 5 Events(bits 1 and 5 set) */
req->async_event_bitmap[0] |= 0x00000022;
req->async_event_bitmap[0] = cpu_to_le32(0x00000022);
be_dws_cpu_to_le(ctxt, sizeof(req->context));
be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);

42
drivers/net/benet/be_cmds.h
Просмотреть файл

@ -309,7 +309,7 @@ struct be_cmd_req_pmac_del {
/******************** Create CQ ***************************/
/* Pseudo amap definition in which each bit of the actual structure is defined
* as a byte: used to calculate offset/shift/mask of each field */
struct amap_cq_context {
struct amap_cq_context_be {
u8 cidx[11]; /* dword 0*/
u8 rsvd0; /* dword 0*/
u8 coalescwm[2]; /* dword 0*/
@ -332,14 +332,32 @@ struct amap_cq_context {
u8 rsvd5[32]; /* dword 3*/
} __packed;
struct amap_cq_context_lancer {
u8 rsvd0[12]; /* dword 0*/
u8 coalescwm[2]; /* dword 0*/
u8 nodelay; /* dword 0*/
u8 rsvd1[12]; /* dword 0*/
u8 count[2]; /* dword 0*/
u8 valid; /* dword 0*/
u8 rsvd2; /* dword 0*/
u8 eventable; /* dword 0*/
u8 eqid[16]; /* dword 1*/
u8 rsvd3[15]; /* dword 1*/
u8 armed; /* dword 1*/
u8 rsvd4[32]; /* dword 2*/
u8 rsvd5[32]; /* dword 3*/
} __packed;
struct be_cmd_req_cq_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 rsvd0;
u8 context[sizeof(struct amap_cq_context) / 8];
u8 page_size;
u8 rsvd0;
u8 context[sizeof(struct amap_cq_context_be) / 8];
struct phys_addr pages[8];
} __packed;
struct be_cmd_resp_cq_create {
struct be_cmd_resp_hdr hdr;
u16 cq_id;
@ -349,7 +367,7 @@ struct be_cmd_resp_cq_create {
/******************** Create MCCQ ***************************/
/* Pseudo amap definition in which each bit of the actual structure is defined
* as a byte: used to calculate offset/shift/mask of each field */
struct amap_mcc_context {
struct amap_mcc_context_be {
u8 con_index[14];
u8 rsvd0[2];
u8 ring_size[4];
@ -364,12 +382,23 @@ struct amap_mcc_context {
u8 rsvd2[32];
} __packed;
struct amap_mcc_context_lancer {
u8 async_cq_id[16];
u8 ring_size[4];
u8 rsvd0[12];
u8 rsvd1[31];
u8 valid;
u8 async_cq_valid[1];
u8 rsvd2[31];
u8 rsvd3[32];
} __packed;
struct be_cmd_req_mcc_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 rsvd0;
u16 cq_id;
u32 async_event_bitmap[1];
u8 context[sizeof(struct amap_mcc_context) / 8];
u8 context[sizeof(struct amap_mcc_context_be) / 8];
struct phys_addr pages[8];
} __packed;
@ -605,6 +634,7 @@ struct be_hw_stats {
struct be_rxf_stats rxf;
u32 rsvd[48];
struct be_erx_stats erx;
u32 rsvd1[6];
};
struct be_cmd_req_get_stats {

39
drivers/net/benet/be_hw.h
Просмотреть файл

@ -32,10 +32,12 @@
#define MPU_EP_CONTROL 0
/********** MPU semphore ******************/
#define MPU_EP_SEMAPHORE_OFFSET 0xac
#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
#define EP_SEMAPHORE_POST_ERR_MASK 0x1
#define EP_SEMAPHORE_POST_ERR_SHIFT 31
#define MPU_EP_SEMAPHORE_OFFSET 0xac
#define MPU_EP_SEMAPHORE_IF_TYPE2_OFFSET 0x400
#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
#define EP_SEMAPHORE_POST_ERR_MASK 0x1
#define EP_SEMAPHORE_POST_ERR_SHIFT 31
/* MPU semphore POST stage values */
#define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */
#define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */
@ -66,6 +68,28 @@
#define PCICFG_UE_STATUS_LOW_MASK 0xA8
#define PCICFG_UE_STATUS_HI_MASK 0xAC
/******** SLI_INTF ***********************/
#define SLI_INTF_REG_OFFSET 0x58
#define SLI_INTF_VALID_MASK 0xE0000000
#define SLI_INTF_VALID 0xC0000000
#define SLI_INTF_HINT2_MASK 0x1F000000
#define SLI_INTF_HINT2_SHIFT 24
#define SLI_INTF_HINT1_MASK 0x00FF0000
#define SLI_INTF_HINT1_SHIFT 16
#define SLI_INTF_FAMILY_MASK 0x00000F00
#define SLI_INTF_FAMILY_SHIFT 8
#define SLI_INTF_IF_TYPE_MASK 0x0000F000
#define SLI_INTF_IF_TYPE_SHIFT 12
#define SLI_INTF_REV_MASK 0x000000F0
#define SLI_INTF_REV_SHIFT 4
#define SLI_INTF_FT_MASK 0x00000001
/* SLI family */
#define BE_SLI_FAMILY 0x0
#define LANCER_A0_SLI_FAMILY 0xA
/********* ISR0 Register offset **********/
#define CEV_ISR0_OFFSET 0xC18
#define CEV_ISR_SIZE 4
@ -73,6 +97,9 @@
/********* Event Q door bell *************/
#define DB_EQ_OFFSET DB_CQ_OFFSET
#define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */
#define DB_EQ_RING_ID_EXT_MASK 0x3e00 /* bits 9-13 */
#define DB_EQ_RING_ID_EXT_MASK_SHIFT (2) /* qid bits 9-13 placing at 11-15 */
/* Clear the interrupt for this eq */
#define DB_EQ_CLR_SHIFT (9) /* bit 9 */
/* Must be 1 */
@ -85,6 +112,10 @@
/********* Compl Q door bell *************/
#define DB_CQ_OFFSET 0x120
#define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */
#define DB_CQ_RING_ID_EXT_MASK 0x7C00 /* bits 10-14 */
#define DB_CQ_RING_ID_EXT_MASK_SHIFT (1) /* qid bits 10-14
placing at 11-15 */
/* Number of event entries processed */
#define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */
/* Rearm bit */

181
drivers/net/benet/be_main.c
Просмотреть файл

@ -41,6 +41,7 @@ static DEFINE_PCI_DEVICE_TABLE(be_dev_ids) = {
{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID2) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) },
{ PCI_DEVICE(EMULEX_VENDOR_ID, OC_DEVICE_ID3)},
{ 0 }
};
MODULE_DEVICE_TABLE(pci, be_dev_ids);
@ -188,6 +189,8 @@ static void be_eq_notify(struct be_adapter *adapter, u16 qid,
{
u32 val = 0;
val |= qid & DB_EQ_RING_ID_MASK;
val |= ((qid & DB_EQ_RING_ID_EXT_MASK) <<
DB_EQ_RING_ID_EXT_MASK_SHIFT);
if (adapter->eeh_err)
return;
@ -205,6 +208,8 @@ void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm, u16 num_popped)
{
u32 val = 0;
val |= qid & DB_CQ_RING_ID_MASK;
val |= ((qid & DB_CQ_RING_ID_EXT_MASK) <<
DB_CQ_RING_ID_EXT_MASK_SHIFT);
if (adapter->eeh_err)
return;
@ -404,7 +409,8 @@ static void be_tx_stats_update(struct be_adapter *adapter,
}
/* Determine number of WRB entries needed to xmit data in an skb */
static u32 wrb_cnt_for_skb(struct sk_buff *skb, bool *dummy)
static u32 wrb_cnt_for_skb(struct be_adapter *adapter, struct sk_buff *skb,
bool *dummy)
{
int cnt = (skb->len > skb->data_len);
@ -412,12 +418,13 @@ static u32 wrb_cnt_for_skb(struct sk_buff *skb, bool *dummy)
/* to account for hdr wrb */
cnt++;
if (cnt & 1) {
if (lancer_chip(adapter) || !(cnt & 1)) {
*dummy = false;
} else {
/* add a dummy to make it an even num */
cnt++;
*dummy = true;
} else
*dummy = false;
}
BUG_ON(cnt > BE_MAX_TX_FRAG_COUNT);
return cnt;
}
@ -443,8 +450,18 @@ static void wrb_fill_hdr(struct be_adapter *adapter, struct be_eth_hdr_wrb *hdr,
AMAP_SET_BITS(struct amap_eth_hdr_wrb, lso, hdr, 1);
AMAP_SET_BITS(struct amap_eth_hdr_wrb, lso_mss,
hdr, skb_shinfo(skb)->gso_size);
if (skb_is_gso_v6(skb))
if (skb_is_gso_v6(skb) && !lancer_chip(adapter))
AMAP_SET_BITS(struct amap_eth_hdr_wrb, lso6, hdr, 1);
if (lancer_chip(adapter) && adapter->sli_family ==
LANCER_A0_SLI_FAMILY) {
AMAP_SET_BITS(struct amap_eth_hdr_wrb, ipcs, hdr, 1);
if (is_tcp_pkt(skb))
AMAP_SET_BITS(struct amap_eth_hdr_wrb,
tcpcs, hdr, 1);
else if (is_udp_pkt(skb))
AMAP_SET_BITS(struct amap_eth_hdr_wrb,
udpcs, hdr, 1);
}
} else if (skb->ip_summed == CHECKSUM_PARTIAL) {
if (is_tcp_pkt(skb))
AMAP_SET_BITS(struct amap_eth_hdr_wrb, tcpcs, hdr, 1);
@ -566,7 +583,7 @@ static netdev_tx_t be_xmit(struct sk_buff *skb,
u32 start = txq->head;
bool dummy_wrb, stopped = false;
wrb_cnt = wrb_cnt_for_skb(skb, &dummy_wrb);
wrb_cnt = wrb_cnt_for_skb(adapter, skb, &dummy_wrb);
copied = make_tx_wrbs(adapter, skb, wrb_cnt, dummy_wrb);
if (copied) {
@ -1035,7 +1052,8 @@ static void be_rx_compl_process(struct be_adapter *adapter,
return;
}
vid = AMAP_GET_BITS(struct amap_eth_rx_compl, vlan_tag, rxcp);
vid = swab16(vid);
if (!lancer_chip(adapter))
vid = swab16(vid);
vlan_hwaccel_receive_skb(skb, adapter->vlan_grp, vid);
} else {
netif_receive_skb(skb);
@ -1113,7 +1131,8 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
napi_gro_frags(&eq_obj->napi);
} else {
vid = AMAP_GET_BITS(struct amap_eth_rx_compl, vlan_tag, rxcp);
vid = swab16(vid);
if (!lancer_chip(adapter))
vid = swab16(vid);
if (!adapter->vlan_grp || adapter->vlans_added == 0)
return;
@ -1381,7 +1400,8 @@ static void be_tx_compl_clean(struct be_adapter *adapter)
sent_skb = sent_skbs[txq->tail];
end_idx = txq->tail;
index_adv(&end_idx,
wrb_cnt_for_skb(sent_skb, &dummy_wrb) - 1, txq->len);
wrb_cnt_for_skb(adapter, sent_skb, &dummy_wrb) - 1,
txq->len);
be_tx_compl_process(adapter, end_idx);
}
}
@ -1476,7 +1496,9 @@ static int be_tx_queues_create(struct be_adapter *adapter)
/* Ask BE to create Tx Event queue */
if (be_cmd_eq_create(adapter, eq, adapter->tx_eq.cur_eqd))
goto tx_eq_free;
adapter->base_eq_id = adapter->tx_eq.q.id;
adapter->tx_eq.msix_vec_idx = adapter->msix_vec_next_idx++;
/* Alloc TX eth compl queue */
cq = &adapter->tx_obj.cq;
@ -1568,6 +1590,8 @@ static int be_rx_queues_create(struct be_adapter *adapter)
if (rc)
goto err;
rxo->rx_eq.msix_vec_idx = adapter->msix_vec_next_idx++;
/* CQ */
cq = &rxo->cq;
rc = be_queue_alloc(adapter, cq, RX_CQ_LEN,
@ -1578,7 +1602,6 @@ static int be_rx_queues_create(struct be_adapter *adapter)
rc = be_cmd_cq_create(adapter, cq, eq, false, false, 3);
if (rc)
goto err;
/* Rx Q */
q = &rxo->q;
rc = be_queue_alloc(adapter, q, RX_Q_LEN,
@ -1611,29 +1634,45 @@ err:
return -1;
}
/* There are 8 evt ids per func. Retruns the evt id's bit number */
static inline int be_evt_bit_get(struct be_adapter *adapter, u32 eq_id)
static bool event_peek(struct be_eq_obj *eq_obj)
{
return eq_id - adapter->base_eq_id;
struct be_eq_entry *eqe = queue_tail_node(&eq_obj->q);
if (!eqe->evt)
return false;
else
return true;
}
static irqreturn_t be_intx(int irq, void *dev)
{
struct be_adapter *adapter = dev;
struct be_rx_obj *rxo;
int isr, i;
int isr, i, tx = 0 , rx = 0;
isr = ioread32(adapter->csr + CEV_ISR0_OFFSET +
(adapter->tx_eq.q.id/ 8) * CEV_ISR_SIZE);
if (!isr)
return IRQ_NONE;
if (lancer_chip(adapter)) {
if (event_peek(&adapter->tx_eq))
tx = event_handle(adapter, &adapter->tx_eq);
for_all_rx_queues(adapter, rxo, i) {
if (event_peek(&rxo->rx_eq))
rx |= event_handle(adapter, &rxo->rx_eq);
}
if ((1 << be_evt_bit_get(adapter, adapter->tx_eq.q.id) & isr))
event_handle(adapter, &adapter->tx_eq);
if (!(tx || rx))
return IRQ_NONE;
for_all_rx_queues(adapter, rxo, i) {
if ((1 << be_evt_bit_get(adapter, rxo->rx_eq.q.id) & isr))
event_handle(adapter, &rxo->rx_eq);
} else {
isr = ioread32(adapter->csr + CEV_ISR0_OFFSET +
(adapter->tx_eq.q.id / 8) * CEV_ISR_SIZE);
if (!isr)
return IRQ_NONE;
if ((1 << adapter->tx_eq.msix_vec_idx & isr))
event_handle(adapter, &adapter->tx_eq);
for_all_rx_queues(adapter, rxo, i) {
if ((1 << rxo->rx_eq.msix_vec_idx & isr))
event_handle(adapter, &rxo->rx_eq);
}
}
return IRQ_HANDLED;
@ -1830,8 +1869,7 @@ static void be_worker(struct work_struct *work)
be_post_rx_frags(rxo);
}
}
if (!adapter->ue_detected)
if (!adapter->ue_detected && !lancer_chip(adapter))
be_detect_dump_ue(adapter);
reschedule:
@ -1910,10 +1948,10 @@ static void be_sriov_disable(struct be_adapter *adapter)
#endif
}
static inline int be_msix_vec_get(struct be_adapter *adapter, u32 eq_id)
static inline int be_msix_vec_get(struct be_adapter *adapter,
struct be_eq_obj *eq_obj)
{
return adapter->msix_entries[
be_evt_bit_get(adapter, eq_id)].vector;
return adapter->msix_entries[eq_obj->msix_vec_idx].vector;
}
static int be_request_irq(struct be_adapter *adapter,
@ -1924,14 +1962,14 @@ static int be_request_irq(struct be_adapter *adapter,
int vec;
sprintf(eq_obj->desc, "%s-%s", netdev->name, desc);
vec = be_msix_vec_get(adapter, eq_obj->q.id);
vec = be_msix_vec_get(adapter, eq_obj);
return request_irq(vec, handler, 0, eq_obj->desc, context);
}
static void be_free_irq(struct be_adapter *adapter, struct be_eq_obj *eq_obj,
void *context)
{
int vec = be_msix_vec_get(adapter, eq_obj->q.id);
int vec = be_msix_vec_get(adapter, eq_obj);
free_irq(vec, context);
}
@ -2036,14 +2074,15 @@ static int be_close(struct net_device *netdev)
netif_carrier_off(netdev);
adapter->link_up = false;
be_intr_set(adapter, false);
if (!lancer_chip(adapter))
be_intr_set(adapter, false);
if (adapter->msix_enabled) {
vec = be_msix_vec_get(adapter, tx_eq->q.id);
vec = be_msix_vec_get(adapter, tx_eq);
synchronize_irq(vec);
for_all_rx_queues(adapter, rxo, i) {
vec = be_msix_vec_get(adapter, rxo->rx_eq.q.id);
vec = be_msix_vec_get(adapter, &rxo->rx_eq);
synchronize_irq(vec);
}
} else {
@ -2082,7 +2121,8 @@ static int be_open(struct net_device *netdev)
be_irq_register(adapter);
be_intr_set(adapter, true);
if (!lancer_chip(adapter))
be_intr_set(adapter, true);
/* The evt queues are created in unarmed state; arm them */
for_all_rx_queues(adapter, rxo, i) {
@ -2548,6 +2588,9 @@ static void be_netdev_init(struct net_device *netdev)
netdev->vlan_features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_HW_CSUM;
if (lancer_chip(adapter))
netdev->vlan_features |= NETIF_F_TSO6;
netdev->flags |= IFF_MULTICAST;
adapter->rx_csum = true;
@ -2587,6 +2630,15 @@ static int be_map_pci_bars(struct be_adapter *adapter)
u8 __iomem *addr;
int pcicfg_reg, db_reg;
if (lancer_chip(adapter)) {
addr = ioremap_nocache(pci_resource_start(adapter->pdev, 0),
pci_resource_len(adapter->pdev, 0));
if (addr == NULL)
return -ENOMEM;
adapter->db = addr;
return 0;
}
if (be_physfn(adapter)) {
addr = ioremap_nocache(pci_resource_start(adapter->pdev, 2),
pci_resource_len(adapter->pdev, 2));
@ -2783,6 +2835,44 @@ static int be_get_config(struct be_adapter *adapter)
return 0;
}
static int be_dev_family_check(struct be_adapter *adapter)
{
struct pci_dev *pdev = adapter->pdev;
u32 sli_intf = 0, if_type;
switch (pdev->device) {
case BE_DEVICE_ID1:
case OC_DEVICE_ID1:
adapter->generation = BE_GEN2;
break;
case BE_DEVICE_ID2:
case OC_DEVICE_ID2:
adapter->generation = BE_GEN3;
break;
case OC_DEVICE_ID3:
pci_read_config_dword(pdev, SLI_INTF_REG_OFFSET, &sli_intf);
if_type = (sli_intf & SLI_INTF_IF_TYPE_MASK) >>
SLI_INTF_IF_TYPE_SHIFT;
if (((sli_intf & SLI_INTF_VALID_MASK) != SLI_INTF_VALID) ||
if_type != 0x02) {
dev_err(&pdev->dev, "SLI_INTF reg val is not valid\n");
return -EINVAL;
}
if (num_vfs > 0) {
dev_err(&pdev->dev, "VFs not supported\n");
return -EINVAL;
}
adapter->sli_family = ((sli_intf & SLI_INTF_FAMILY_MASK) >>
SLI_INTF_FAMILY_SHIFT);
adapter->generation = BE_GEN3;
break;
default:
adapter->generation = 0;
}
return 0;
}
static int __devinit be_probe(struct pci_dev *pdev,
const struct pci_device_id *pdev_id)
{
@ -2805,22 +2895,13 @@ static int __devinit be_probe(struct pci_dev *pdev,
goto rel_reg;
}
adapter = netdev_priv(netdev);
switch (pdev->device) {
case BE_DEVICE_ID1:
case OC_DEVICE_ID1:
adapter->generation = BE_GEN2;
break;
case BE_DEVICE_ID2:
case OC_DEVICE_ID2:
adapter->generation = BE_GEN3;
break;
default:
adapter->generation = 0;
}
adapter->pdev = pdev;
pci_set_drvdata(pdev, adapter);
status = be_dev_family_check(adapter);
if (!status)
goto free_netdev;
adapter->netdev = netdev;
SET_NETDEV_DEV(netdev, &pdev->dev);
@ -2895,7 +2976,7 @@ ctrl_clean:
be_ctrl_cleanup(adapter);
free_netdev:
be_sriov_disable(adapter);
free_netdev(adapter->netdev);
free_netdev(netdev);
pci_set_drvdata(pdev, NULL);
rel_reg:
pci_release_regions(pdev);