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[SCSI] bfa: Added support to query PHY.

Browse source 
- Added PHY sub-module.
- Implemented interface to obtain stats and to
  read/update the fw from the PHY module.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Krishna Gudipati 2011-06-24 20:28:37 -07:00 committed by James Bottomley
parent 3d7fc66dcd
commit 3350d98d6d
9 changed files with 867 additions and 0 deletions
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14
drivers/scsi/bfa/bfa_core.c
View file

@ -154,6 +154,16 @@ bfa_com_diag_attach(struct bfa_s *bfa)
bfa_diag_memclaim(diag, diag_dma->kva_curp, diag_dma->dma_curp);
}
static void
bfa_com_phy_attach(struct bfa_s *bfa, bfa_boolean_t mincfg)
{
struct bfa_phy_s *phy = BFA_PHY(bfa);
struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa);
bfa_phy_attach(phy, &bfa->ioc, bfa, bfa->trcmod, mincfg);
bfa_phy_memclaim(phy, phy_dma->kva_curp, phy_dma->dma_curp, mincfg);
}
/*
* BFA IOC FC related definitions
*/
@ -1395,6 +1405,7 @@ bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
struct bfa_mem_dma_s *sfp_dma = BFA_MEM_SFP_DMA(bfa);
struct bfa_mem_dma_s *flash_dma = BFA_MEM_FLASH_DMA(bfa);
struct bfa_mem_dma_s *diag_dma = BFA_MEM_DIAG_DMA(bfa);
struct bfa_mem_dma_s *phy_dma = BFA_MEM_PHY_DMA(bfa);
WARN_ON((cfg == NULL) || (meminfo == NULL));
@ -1417,6 +1428,8 @@ bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
bfa_mem_dma_setup(meminfo, flash_dma,
bfa_flash_meminfo(cfg->drvcfg.min_cfg));
bfa_mem_dma_setup(meminfo, diag_dma, bfa_diag_meminfo());
bfa_mem_dma_setup(meminfo, phy_dma,
bfa_phy_meminfo(cfg->drvcfg.min_cfg));
}
/*
@ -1488,6 +1501,7 @@ bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
bfa_com_sfp_attach(bfa);
bfa_com_flash_attach(bfa, cfg->drvcfg.min_cfg);
bfa_com_diag_attach(bfa);
bfa_com_phy_attach(bfa, cfg->drvcfg.min_cfg);
}
/*

37
drivers/scsi/bfa/bfa_defs.h
View file

@ -170,6 +170,7 @@ enum bfa_status {
BFA_STATUS_TRUNK_DISABLED = 165, /* Trunking is disabled on
* the adapter */
BFA_STATUS_IOPROFILE_OFF = 175, /* IO profile OFF */
BFA_STATUS_PHY_NOT_PRESENT = 183, /* PHY module not present */
BFA_STATUS_FEATURE_NOT_SUPPORTED = 192, /* Feature not supported */
BFA_STATUS_FAA_ENABLED = 197, /* FAA is already enabled */
BFA_STATUS_FAA_DISABLED = 198, /* FAA is already disabled */
@ -939,6 +940,42 @@ struct bfa_diag_loopback_s {
u8 rsvd[2];
};
/*
* PHY module specific
*/
enum bfa_phy_status_e {
BFA_PHY_STATUS_GOOD = 0, /* phy is good */
BFA_PHY_STATUS_NOT_PRESENT = 1, /* phy does not exist */
BFA_PHY_STATUS_BAD = 2, /* phy is bad */
};
/*
* phy attributes for phy query
*/
struct bfa_phy_attr_s {
u32 status; /* phy present/absent status */
u32 length; /* firmware length */
u32 fw_ver; /* firmware version */
u32 an_status; /* AN status */
u32 pma_pmd_status; /* PMA/PMD link status */
u32 pma_pmd_signal; /* PMA/PMD signal detect */
u32 pcs_status; /* PCS link status */
};
/*
* phy stats
*/
struct bfa_phy_stats_s {
u32 status; /* phy stats status */
u32 link_breaks; /* Num of link breaks after linkup */
u32 pma_pmd_fault; /* NPMA/PMD fault */
u32 pcs_fault; /* PCS fault */
u32 speed_neg; /* Num of speed negotiation */
u32 tx_eq_training; /* Num of TX EQ training */
u32 tx_eq_timeout; /* Num of TX EQ timeout */
u32 crc_error; /* Num of CRC errors */
};
#pragma pack()
#endif /* __BFA_DEFS_H__ */

521
drivers/scsi/bfa/bfa_ioc.c
View file

@ -2159,6 +2159,7 @@ void
bfa_ioc_detach(struct bfa_ioc_s *ioc)
{
bfa_fsm_send_event(ioc, IOC_E_DETACH);
INIT_LIST_HEAD(&ioc->notify_q);
}
/*
@ -3120,6 +3121,7 @@ bfa_ablk_attach(struct bfa_ablk_s *ablk, struct bfa_ioc_s *ioc)
ablk->ioc = ioc;
bfa_ioc_mbox_regisr(ablk->ioc, BFI_MC_ABLK, bfa_ablk_isr, ablk);
bfa_q_qe_init(&ablk->ioc_notify);
bfa_ioc_notify_init(&ablk->ioc_notify, bfa_ablk_notify, ablk);
list_add_tail(&ablk->ioc_notify.qe, &ablk->ioc->notify_q);
}
@ -4895,3 +4897,522 @@ bfa_diag_memclaim(struct bfa_diag_s *diag, u8 *dm_kva, u64 dm_pa)
diag->fwping.dbuf_pa = dm_pa;
memset(diag->fwping.dbuf_kva, 0, BFI_DIAG_DMA_BUF_SZ);
}
/*
* PHY module specific
*/
#define BFA_PHY_DMA_BUF_SZ 0x02000 /* 8k dma buffer */
#define BFA_PHY_LOCK_STATUS 0x018878 /* phy semaphore status reg */
static void
bfa_phy_ntoh32(u32 *obuf, u32 *ibuf, int sz)
{
int i, m = sz >> 2;
for (i = 0; i < m; i++)
obuf[i] = be32_to_cpu(ibuf[i]);
}
static bfa_boolean_t
bfa_phy_present(struct bfa_phy_s *phy)
{
return (phy->ioc->attr->card_type == BFA_MFG_TYPE_LIGHTNING);
}
static void
bfa_phy_notify(void *cbarg, enum bfa_ioc_event_e event)
{
struct bfa_phy_s *phy = cbarg;
bfa_trc(phy, event);
switch (event) {
case BFA_IOC_E_DISABLED:
case BFA_IOC_E_FAILED:
if (phy->op_busy) {
phy->status = BFA_STATUS_IOC_FAILURE;
phy->cbfn(phy->cbarg, phy->status);
phy->op_busy = 0;
}
break;
default:
break;
}
}
/*
* Send phy attribute query request.
*
* @param[in] cbarg - callback argument
*/
static void
bfa_phy_query_send(void *cbarg)
{
struct bfa_phy_s *phy = cbarg;
struct bfi_phy_query_req_s *msg =
(struct bfi_phy_query_req_s *) phy->mb.msg;
msg->instance = phy->instance;
bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_QUERY_REQ,
bfa_ioc_portid(phy->ioc));
bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_attr_s), phy->dbuf_pa);
bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
}
/*
* Send phy write request.
*
* @param[in] cbarg - callback argument
*/
static void
bfa_phy_write_send(void *cbarg)
{
struct bfa_phy_s *phy = cbarg;
struct bfi_phy_write_req_s *msg =
(struct bfi_phy_write_req_s *) phy->mb.msg;
u32 len;
u16 *buf, *dbuf;
int i, sz;
msg->instance = phy->instance;
msg->offset = cpu_to_be32(phy->addr_off + phy->offset);
len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ?
phy->residue : BFA_PHY_DMA_BUF_SZ;
msg->length = cpu_to_be32(len);
/* indicate if it's the last msg of the whole write operation */
msg->last = (len == phy->residue) ? 1 : 0;
bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_WRITE_REQ,
bfa_ioc_portid(phy->ioc));
bfa_alen_set(&msg->alen, len, phy->dbuf_pa);
buf = (u16 *) (phy->ubuf + phy->offset);
dbuf = (u16 *)phy->dbuf_kva;
sz = len >> 1;
for (i = 0; i < sz; i++)
buf[i] = cpu_to_be16(dbuf[i]);
bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
phy->residue -= len;
phy->offset += len;
}
/*
* Send phy read request.
*
* @param[in] cbarg - callback argument
*/
static void
bfa_phy_read_send(void *cbarg)
{
struct bfa_phy_s *phy = cbarg;
struct bfi_phy_read_req_s *msg =
(struct bfi_phy_read_req_s *) phy->mb.msg;
u32 len;
msg->instance = phy->instance;
msg->offset = cpu_to_be32(phy->addr_off + phy->offset);
len = (phy->residue < BFA_PHY_DMA_BUF_SZ) ?
phy->residue : BFA_PHY_DMA_BUF_SZ;
msg->length = cpu_to_be32(len);
bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_READ_REQ,
bfa_ioc_portid(phy->ioc));
bfa_alen_set(&msg->alen, len, phy->dbuf_pa);
bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
}
/*
* Send phy stats request.
*
* @param[in] cbarg - callback argument
*/
static void
bfa_phy_stats_send(void *cbarg)
{
struct bfa_phy_s *phy = cbarg;
struct bfi_phy_stats_req_s *msg =
(struct bfi_phy_stats_req_s *) phy->mb.msg;
msg->instance = phy->instance;
bfi_h2i_set(msg->mh, BFI_MC_PHY, BFI_PHY_H2I_STATS_REQ,
bfa_ioc_portid(phy->ioc));
bfa_alen_set(&msg->alen, sizeof(struct bfa_phy_stats_s), phy->dbuf_pa);
bfa_ioc_mbox_queue(phy->ioc, &phy->mb);
}
/*
* Flash memory info API.
*
* @param[in] mincfg - minimal cfg variable
*/
u32
bfa_phy_meminfo(bfa_boolean_t mincfg)
{
/* min driver doesn't need phy */
if (mincfg)
return 0;
return BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
}
/*
* Flash attach API.
*
* @param[in] phy - phy structure
* @param[in] ioc - ioc structure
* @param[in] dev - device structure
* @param[in] trcmod - trace module
* @param[in] logmod - log module
*/
void
bfa_phy_attach(struct bfa_phy_s *phy, struct bfa_ioc_s *ioc, void *dev,
struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg)
{
phy->ioc = ioc;
phy->trcmod = trcmod;
phy->cbfn = NULL;
phy->cbarg = NULL;
phy->op_busy = 0;
bfa_ioc_mbox_regisr(phy->ioc, BFI_MC_PHY, bfa_phy_intr, phy);
bfa_q_qe_init(&phy->ioc_notify);
bfa_ioc_notify_init(&phy->ioc_notify, bfa_phy_notify, phy);
list_add_tail(&phy->ioc_notify.qe, &phy->ioc->notify_q);
/* min driver doesn't need phy */
if (mincfg) {
phy->dbuf_kva = NULL;
phy->dbuf_pa = 0;
}
}
/*
* Claim memory for phy
*
* @param[in] phy - phy structure
* @param[in] dm_kva - pointer to virtual memory address
* @param[in] dm_pa - physical memory address
* @param[in] mincfg - minimal cfg variable
*/
void
bfa_phy_memclaim(struct bfa_phy_s *phy, u8 *dm_kva, u64 dm_pa,
bfa_boolean_t mincfg)
{
if (mincfg)
return;
phy->dbuf_kva = dm_kva;
phy->dbuf_pa = dm_pa;
memset(phy->dbuf_kva, 0, BFA_PHY_DMA_BUF_SZ);
dm_kva += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
dm_pa += BFA_ROUNDUP(BFA_PHY_DMA_BUF_SZ, BFA_DMA_ALIGN_SZ);
}
bfa_boolean_t
bfa_phy_busy(struct bfa_ioc_s *ioc)
{
void __iomem *rb;
rb = bfa_ioc_bar0(ioc);
return readl(rb + BFA_PHY_LOCK_STATUS);
}
/*
* Get phy attribute.
*
* @param[in] phy - phy structure
* @param[in] attr - phy attribute structure
* @param[in] cbfn - callback function
* @param[in] cbarg - callback argument
*
* Return status.
*/
bfa_status_t
bfa_phy_get_attr(struct bfa_phy_s *phy, u8 instance,
struct bfa_phy_attr_s *attr, bfa_cb_phy_t cbfn, void *cbarg)
{
bfa_trc(phy, BFI_PHY_H2I_QUERY_REQ);
bfa_trc(phy, instance);
if (!bfa_phy_present(phy))
return BFA_STATUS_PHY_NOT_PRESENT;
if (!bfa_ioc_is_operational(phy->ioc))
return BFA_STATUS_IOC_NON_OP;
if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
bfa_trc(phy, phy->op_busy);
return BFA_STATUS_DEVBUSY;
}
phy->op_busy = 1;
phy->cbfn = cbfn;
phy->cbarg = cbarg;
phy->instance = instance;
phy->ubuf = (uint8_t *) attr;
bfa_phy_query_send(phy);
return BFA_STATUS_OK;
}
/*
* Get phy stats.
*
* @param[in] phy - phy structure
* @param[in] instance - phy image instance
* @param[in] stats - pointer to phy stats
* @param[in] cbfn - callback function
* @param[in] cbarg - callback argument
*
* Return status.
*/
bfa_status_t
bfa_phy_get_stats(struct bfa_phy_s *phy, u8 instance,
struct bfa_phy_stats_s *stats,
bfa_cb_phy_t cbfn, void *cbarg)
{
bfa_trc(phy, BFI_PHY_H2I_STATS_REQ);
bfa_trc(phy, instance);
if (!bfa_phy_present(phy))
return BFA_STATUS_PHY_NOT_PRESENT;
if (!bfa_ioc_is_operational(phy->ioc))
return BFA_STATUS_IOC_NON_OP;
if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
bfa_trc(phy, phy->op_busy);
return BFA_STATUS_DEVBUSY;
}
phy->op_busy = 1;
phy->cbfn = cbfn;
phy->cbarg = cbarg;
phy->instance = instance;
phy->ubuf = (u8 *) stats;
bfa_phy_stats_send(phy);
return BFA_STATUS_OK;
}
/*
* Update phy image.
*
* @param[in] phy - phy structure
* @param[in] instance - phy image instance
* @param[in] buf - update data buffer
* @param[in] len - data buffer length
* @param[in] offset - offset relative to starting address
* @param[in] cbfn - callback function
* @param[in] cbarg - callback argument
*
* Return status.
*/
bfa_status_t
bfa_phy_update(struct bfa_phy_s *phy, u8 instance,
void *buf, u32 len, u32 offset,
bfa_cb_phy_t cbfn, void *cbarg)
{
bfa_trc(phy, BFI_PHY_H2I_WRITE_REQ);
bfa_trc(phy, instance);
bfa_trc(phy, len);
bfa_trc(phy, offset);
if (!bfa_phy_present(phy))
return BFA_STATUS_PHY_NOT_PRESENT;
if (!bfa_ioc_is_operational(phy->ioc))
return BFA_STATUS_IOC_NON_OP;
/* 'len' must be in word (4-byte) boundary */
if (!len || (len & 0x03))
return BFA_STATUS_FAILED;
if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
bfa_trc(phy, phy->op_busy);
return BFA_STATUS_DEVBUSY;
}
phy->op_busy = 1;
phy->cbfn = cbfn;
phy->cbarg = cbarg;
phy->instance = instance;
phy->residue = len;
phy->offset = 0;
phy->addr_off = offset;
phy->ubuf = buf;
bfa_phy_write_send(phy);
return BFA_STATUS_OK;
}
/*
* Read phy image.
*
* @param[in] phy - phy structure
* @param[in] instance - phy image instance
* @param[in] buf - read data buffer
* @param[in] len - data buffer length
* @param[in] offset - offset relative to starting address
* @param[in] cbfn - callback function
* @param[in] cbarg - callback argument
*
* Return status.
*/
bfa_status_t
bfa_phy_read(struct bfa_phy_s *phy, u8 instance,
void *buf, u32 len, u32 offset,
bfa_cb_phy_t cbfn, void *cbarg)
{
bfa_trc(phy, BFI_PHY_H2I_READ_REQ);
bfa_trc(phy, instance);
bfa_trc(phy, len);
bfa_trc(phy, offset);
if (!bfa_phy_present(phy))
return BFA_STATUS_PHY_NOT_PRESENT;
if (!bfa_ioc_is_operational(phy->ioc))
return BFA_STATUS_IOC_NON_OP;
/* 'len' must be in word (4-byte) boundary */
if (!len || (len & 0x03))
return BFA_STATUS_FAILED;
if (phy->op_busy || bfa_phy_busy(phy->ioc)) {
bfa_trc(phy, phy->op_busy);
return BFA_STATUS_DEVBUSY;
}
phy->op_busy = 1;
phy->cbfn = cbfn;
phy->cbarg = cbarg;
phy->instance = instance;
phy->residue = len;
phy->offset = 0;
phy->addr_off = offset;
phy->ubuf = buf;
bfa_phy_read_send(phy);
return BFA_STATUS_OK;
}
/*
* Process phy response messages upon receiving interrupts.
*
* @param[in] phyarg - phy structure
* @param[in] msg - message structure
*/
void
bfa_phy_intr(void *phyarg, struct bfi_mbmsg_s *msg)
{
struct bfa_phy_s *phy = phyarg;
u32 status;
union {
struct bfi_phy_query_rsp_s *query;
struct bfi_phy_stats_rsp_s *stats;
struct bfi_phy_write_rsp_s *write;
struct bfi_phy_read_rsp_s *read;
struct bfi_mbmsg_s *msg;
} m;
m.msg = msg;
bfa_trc(phy, msg->mh.msg_id);
if (!phy->op_busy) {
/* receiving response after ioc failure */
bfa_trc(phy, 0x9999);
return;
}
switch (msg->mh.msg_id) {
case BFI_PHY_I2H_QUERY_RSP:
status = be32_to_cpu(m.query->status);
bfa_trc(phy, status);
if (status == BFA_STATUS_OK) {
struct bfa_phy_attr_s *attr =
(struct bfa_phy_attr_s *) phy->ubuf;
bfa_phy_ntoh32((u32 *)attr, (u32 *)phy->dbuf_kva,
sizeof(struct bfa_phy_attr_s));
bfa_trc(phy, attr->status);
bfa_trc(phy, attr->length);
}
phy->status = status;
phy->op_busy = 0;
if (phy->cbfn)
phy->cbfn(phy->cbarg, phy->status);
break;
case BFI_PHY_I2H_STATS_RSP:
status = be32_to_cpu(m.stats->status);
bfa_trc(phy, status);
if (status == BFA_STATUS_OK) {
struct bfa_phy_stats_s *stats =
(struct bfa_phy_stats_s *) phy->ubuf;
bfa_phy_ntoh32((u32 *)stats, (u32 *)phy->dbuf_kva,
sizeof(struct bfa_phy_stats_s));
bfa_trc(phy, stats->status);
}
phy->status = status;
phy->op_busy = 0;
if (phy->cbfn)
phy->cbfn(phy->cbarg, phy->status);
break;
case BFI_PHY_I2H_WRITE_RSP:
status = be32_to_cpu(m.write->status);
bfa_trc(phy, status);
if (status != BFA_STATUS_OK || phy->residue == 0) {
phy->status = status;
phy->op_busy = 0;
if (phy->cbfn)
phy->cbfn(phy->cbarg, phy->status);
} else {
bfa_trc(phy, phy->offset);
bfa_phy_write_send(phy);
}
break;
case BFI_PHY_I2H_READ_RSP:
status = be32_to_cpu(m.read->status);
bfa_trc(phy, status);
if (status != BFA_STATUS_OK) {
phy->status = status;
phy->op_busy = 0;
if (phy->cbfn)
phy->cbfn(phy->cbarg, phy->status);
} else {
u32 len = be32_to_cpu(m.read->length);
u16 *buf = (u16 *)(phy->ubuf + phy->offset);
u16 *dbuf = (u16 *)phy->dbuf_kva;
int i, sz = len >> 1;
bfa_trc(phy, phy->offset);
bfa_trc(phy, len);
for (i = 0; i < sz; i++)
buf[i] = be16_to_cpu(dbuf[i]);
phy->residue -= len;
phy->offset += len;
if (phy->residue == 0) {
phy->status = status;
phy->op_busy = 0;
if (phy->cbfn)
phy->cbfn(phy->cbarg, phy->status);
} else
bfa_phy_read_send(phy);
}
break;
default:
WARN_ON(1);
}
}

54
drivers/scsi/bfa/bfa_ioc.h
View file

@ -632,6 +632,60 @@ bfa_status_t bfa_diag_beacon_port(struct bfa_diag_s *diag,
bfa_boolean_t beacon, bfa_boolean_t link_e2e_beacon,
u32 sec);
/*
* PHY module specific
*/
typedef void (*bfa_cb_phy_t) (void *cbarg, bfa_status_t status);
struct bfa_phy_s {
struct bfa_ioc_s *ioc; /* back pointer to ioc */
struct bfa_trc_mod_s *trcmod; /* trace module */
u8 instance; /* port instance */
u8 op_busy; /* operation busy flag */
u8 rsv[2];
u32 residue; /* residual length */
u32 offset; /* offset */
bfa_status_t status; /* status */
u8 *dbuf_kva; /* dma buf virtual address */
u64 dbuf_pa; /* dma buf physical address */
struct bfa_reqq_wait_s reqq_wait; /* to wait for room in reqq */
bfa_cb_phy_t cbfn; /* user callback function */
void *cbarg; /* user callback arg */
u8 *ubuf; /* user supplied buffer */
struct bfa_cb_qe_s hcb_qe; /* comp: BFA callback qelem */
u32 addr_off; /* phy address offset */
struct bfa_mbox_cmd_s mb; /* mailbox */
struct bfa_ioc_notify_s ioc_notify; /* ioc event notify */
struct bfa_mem_dma_s phy_dma;
};
#define BFA_PHY(__bfa) (&(__bfa)->modules.phy)
#define BFA_MEM_PHY_DMA(__bfa) (&(BFA_PHY(__bfa)->phy_dma))
bfa_boolean_t bfa_phy_busy(struct bfa_ioc_s *ioc);
bfa_status_t bfa_phy_get_attr(struct bfa_phy_s *phy, u8 instance,
struct bfa_phy_attr_s *attr,
bfa_cb_phy_t cbfn, void *cbarg);
bfa_status_t bfa_phy_get_stats(struct bfa_phy_s *phy, u8 instance,
struct bfa_phy_stats_s *stats,
bfa_cb_phy_t cbfn, void *cbarg);
bfa_status_t bfa_phy_update(struct bfa_phy_s *phy, u8 instance,
void *buf, u32 len, u32 offset,
bfa_cb_phy_t cbfn, void *cbarg);
bfa_status_t bfa_phy_read(struct bfa_phy_s *phy, u8 instance,
void *buf, u32 len, u32 offset,
bfa_cb_phy_t cbfn, void *cbarg);
u32 bfa_phy_meminfo(bfa_boolean_t mincfg);
void bfa_phy_attach(struct bfa_phy_s *phy, struct bfa_ioc_s *ioc,
void *dev, struct bfa_trc_mod_s *trcmod, bfa_boolean_t mincfg);
void bfa_phy_memclaim(struct bfa_phy_s *phy,
u8 *dm_kva, u64 dm_pa, bfa_boolean_t mincfg);
void bfa_phy_intr(void *phyarg, struct bfi_mbmsg_s *msg);
/*
* IOC specfic macros
*/
#define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func)
#define bfa_ioc_devid(__ioc) ((__ioc)->pcidev.device_id)
#define bfa_ioc_bar0(__ioc) ((__ioc)->pcidev.pci_bar_kva)

1
drivers/scsi/bfa/bfa_modules.h
View file

@ -43,6 +43,7 @@ struct bfa_modules_s {
struct bfa_sfp_s sfp; /* SFP module */
struct bfa_flash_s flash; /* flash module */
struct bfa_diag_s diag_mod; /* diagnostics module */
struct bfa_phy_s phy; /* phy module */
};
/*

1
drivers/scsi/bfa/bfa_port.c
View file

@ -469,6 +469,7 @@ bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
port->pbc_disabled = BFA_FALSE;
bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port);
bfa_q_qe_init(&port->ioc_notify);
bfa_ioc_notify_init(&port->ioc_notify, bfa_port_notify, port);
list_add_tail(&port->ioc_notify.qe, &port->ioc->notify_q);

116
drivers/scsi/bfa/bfad_bsg.c
View file

@ -1393,6 +1393,110 @@ bfad_iocmd_diag_lb_stat(struct bfad_s *bfad, void *cmd)
return 0;
}
int
bfad_iocmd_phy_get_attr(struct bfad_s *bfad, void *cmd)
{
struct bfa_bsg_phy_attr_s *iocmd =
(struct bfa_bsg_phy_attr_s *)cmd;
struct bfad_hal_comp fcomp;
unsigned long flags;
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
iocmd->status = bfa_phy_get_attr(BFA_PHY(&bfad->bfa), iocmd->instance,
&iocmd->attr, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (iocmd->status != BFA_STATUS_OK)
goto out;
wait_for_completion(&fcomp.comp);
iocmd->status = fcomp.status;
out:
return 0;
}
int
bfad_iocmd_phy_get_stats(struct bfad_s *bfad, void *cmd)
{
struct bfa_bsg_phy_stats_s *iocmd =
(struct bfa_bsg_phy_stats_s *)cmd;
struct bfad_hal_comp fcomp;
unsigned long flags;
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
iocmd->status = bfa_phy_get_stats(BFA_PHY(&bfad->bfa), iocmd->instance,
&iocmd->stats, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (iocmd->status != BFA_STATUS_OK)
goto out;
wait_for_completion(&fcomp.comp);
iocmd->status = fcomp.status;
out:
return 0;
}
int
bfad_iocmd_phy_read(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
{
struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
struct bfad_hal_comp fcomp;
void *iocmd_bufptr;
unsigned long flags;
if (bfad_chk_iocmd_sz(payload_len,
sizeof(struct bfa_bsg_phy_s),
iocmd->bufsz) != BFA_STATUS_OK) {
iocmd->status = BFA_STATUS_VERSION_FAIL;
return 0;
}
iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
iocmd->status = bfa_phy_read(BFA_PHY(&bfad->bfa),
iocmd->instance, iocmd_bufptr, iocmd->bufsz,
0, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (iocmd->status != BFA_STATUS_OK)
goto out;
wait_for_completion(&fcomp.comp);
iocmd->status = fcomp.status;
if (iocmd->status != BFA_STATUS_OK)
goto out;
out:
return 0;
}
int
bfad_iocmd_phy_update(struct bfad_s *bfad, void *cmd, unsigned int payload_len)
{
struct bfa_bsg_phy_s *iocmd = (struct bfa_bsg_phy_s *)cmd;
void *iocmd_bufptr;
struct bfad_hal_comp fcomp;
unsigned long flags;
if (bfad_chk_iocmd_sz(payload_len,
sizeof(struct bfa_bsg_phy_s),
iocmd->bufsz) != BFA_STATUS_OK) {
iocmd->status = BFA_STATUS_VERSION_FAIL;
return 0;
}
iocmd_bufptr = (char *)iocmd + sizeof(struct bfa_bsg_phy_s);
init_completion(&fcomp.comp);
spin_lock_irqsave(&bfad->bfad_lock, flags);
iocmd->status = bfa_phy_update(BFA_PHY(&bfad->bfa),
iocmd->instance, iocmd_bufptr, iocmd->bufsz,
0, bfad_hcb_comp, &fcomp);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
if (iocmd->status != BFA_STATUS_OK)
goto out;
wait_for_completion(&fcomp.comp);
iocmd->status = fcomp.status;
out:
return 0;
}
static int
bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
unsigned int payload_len)
@ -1566,6 +1670,18 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
case IOCMD_DIAG_LB_STAT:
rc = bfad_iocmd_diag_lb_stat(bfad, iocmd);
break;
case IOCMD_PHY_GET_ATTR:
rc = bfad_iocmd_phy_get_attr(bfad, iocmd);
break;
case IOCMD_PHY_GET_STATS:
rc = bfad_iocmd_phy_get_stats(bfad, iocmd);
break;
case IOCMD_PHY_UPDATE_FW:
rc = bfad_iocmd_phy_update(bfad, iocmd, payload_len);
break;
case IOCMD_PHY_READ_FW:
rc = bfad_iocmd_phy_read(bfad, iocmd, payload_len);
break;
default:
rc = EINVAL;
break;

26
drivers/scsi/bfa/bfad_bsg.h
View file

@ -80,6 +80,10 @@ enum {
IOCMD_DIAG_LED,
IOCMD_DIAG_BEACON_LPORT,
IOCMD_DIAG_LB_STAT,
IOCMD_PHY_GET_ATTR,
IOCMD_PHY_GET_STATS,
IOCMD_PHY_UPDATE_FW,
IOCMD_PHY_READ_FW,
};
struct bfa_bsg_gen_s {
@ -440,6 +444,28 @@ struct bfa_bsg_diag_lb_stat_s {
u16 rsvd;
};
struct bfa_bsg_phy_attr_s {
bfa_status_t status;
u16 bfad_num;
u16 instance;
struct bfa_phy_attr_s attr;
};
struct bfa_bsg_phy_s {
bfa_status_t status;
u16 bfad_num;
u16 instance;
u64 bufsz;
u64 buf_ptr;
};
struct bfa_bsg_phy_stats_s {
bfa_status_t status;
u16 bfad_num;
u16 instance;
struct bfa_phy_stats_s stats;
};
struct bfa_bsg_fcpt_s {
bfa_status_t status;
u16 vf_id;

97
drivers/scsi/bfa/bfi.h
View file

@ -209,6 +209,7 @@ enum bfi_mclass {
BFI_MC_TSKIM = 18, /* Initiator Task management */
BFI_MC_PORT = 21, /* Physical port */
BFI_MC_SFP = 22, /* SFP module */
BFI_MC_PHY = 25, /* External PHY message class */
BFI_MC_MAX = 32
};
@ -1030,6 +1031,102 @@ struct bfi_diag_qtest_req_s {
};
#define bfi_diag_qtest_rsp_t struct bfi_diag_qtest_req_s
/*
* PHY module specific
*/
enum bfi_phy_h2i_msgs_e {
BFI_PHY_H2I_QUERY_REQ = 1,
BFI_PHY_H2I_STATS_REQ = 2,
BFI_PHY_H2I_WRITE_REQ = 3,
BFI_PHY_H2I_READ_REQ = 4,
};
enum bfi_phy_i2h_msgs_e {
BFI_PHY_I2H_QUERY_RSP = BFA_I2HM(1),
BFI_PHY_I2H_STATS_RSP = BFA_I2HM(2),
BFI_PHY_I2H_WRITE_RSP = BFA_I2HM(3),
BFI_PHY_I2H_READ_RSP = BFA_I2HM(4),
};
/*
* External PHY query request
*/
struct bfi_phy_query_req_s {
struct bfi_mhdr_s mh; /* Common msg header */
u8 instance;
u8 rsv[3];
struct bfi_alen_s alen;
};
/*
* External PHY stats request
*/
struct bfi_phy_stats_req_s {
struct bfi_mhdr_s mh; /* Common msg header */
u8 instance;
u8 rsv[3];
struct bfi_alen_s alen;
};
/*
* External PHY write request
*/
struct bfi_phy_write_req_s {
struct bfi_mhdr_s mh; /* Common msg header */
u8 instance;
u8 last;
u8 rsv[2];
u32 offset;
u32 length;
struct bfi_alen_s alen;
};
/*
* External PHY read request
*/
struct bfi_phy_read_req_s {
struct bfi_mhdr_s mh; /* Common msg header */
u8 instance;
u8 rsv[3];
u32 offset;
u32 length;
struct bfi_alen_s alen;
};
/*
* External PHY query response
*/
struct bfi_phy_query_rsp_s {
struct bfi_mhdr_s mh; /* Common msg header */
u32 status;
};
/*
* External PHY stats response
*/
struct bfi_phy_stats_rsp_s {
struct bfi_mhdr_s mh; /* Common msg header */
u32 status;
};
/*
* External PHY read response
*/
struct bfi_phy_read_rsp_s {
struct bfi_mhdr_s mh; /* Common msg header */
u32 status;
u32 length;
};
/*
* External PHY write response
*/
struct bfi_phy_write_rsp_s {
struct bfi_mhdr_s mh; /* Common msg header */
u32 status;
u32 length;
};
#pragma pack()
#endif /* __BFI_H__ */