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yaml
---
r: 258435
b: refs/heads/master
c: bd5a92e
h: refs/heads/master
i:
  258433: 83e56f6
  258431: 8b804a1
v: v3
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Rasesh Mody authored and David S. Miller committed Jul 23, 2011
1 parent 246d475 commit e83e72d
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Showing 5 changed files with 100 additions and 55 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0120b99c8d56b5d3f2d80aaf8769dea05ef80439
refs/heads/master: bd5a92e9a0eb03c4e7d04c64aa99e9050459faf5
65 changes: 39 additions & 26 deletions trunk/drivers/net/bna/bfa_cee.c
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Original file line number Diff line number Diff line change
Expand Up @@ -223,44 +223,56 @@ bfa_cee_isr(void *cbarg, struct bfi_mbmsg *m)
}

/**
* bfa_cee_hbfail()
* bfa_cee_notify()
*
* @brief CEE module heart-beat failure handler.
* @brief CEE module IOC event handler.
*
* @param[in] Pointer to the CEE module data structure.
* @param[in] IOC event type
*
* @return void
*/

static void
bfa_cee_hbfail(void *arg)
bfa_cee_notify(void *arg, enum bfa_ioc_event event)
{
struct bfa_cee *cee;
cee = arg;
cee = (struct bfa_cee *) arg;

if (cee->get_attr_pending == true) {
cee->get_attr_status = BFA_STATUS_FAILED;
cee->get_attr_pending = false;
if (cee->cbfn.get_attr_cbfn) {
cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg,
BFA_STATUS_FAILED);
switch (event) {
case BFA_IOC_E_DISABLED:
case BFA_IOC_E_FAILED:
if (cee->get_attr_pending == true) {
cee->get_attr_status = BFA_STATUS_FAILED;
cee->get_attr_pending = false;
if (cee->cbfn.get_attr_cbfn) {
cee->cbfn.get_attr_cbfn(
cee->cbfn.get_attr_cbarg,
BFA_STATUS_FAILED);
}
}
}
if (cee->get_stats_pending == true) {
cee->get_stats_status = BFA_STATUS_FAILED;
cee->get_stats_pending = false;
if (cee->cbfn.get_stats_cbfn) {
cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg,
BFA_STATUS_FAILED);
if (cee->get_stats_pending == true) {
cee->get_stats_status = BFA_STATUS_FAILED;
cee->get_stats_pending = false;
if (cee->cbfn.get_stats_cbfn) {
cee->cbfn.get_stats_cbfn(
cee->cbfn.get_stats_cbarg,
BFA_STATUS_FAILED);
}
}
}
if (cee->reset_stats_pending == true) {
cee->reset_stats_status = BFA_STATUS_FAILED;
cee->reset_stats_pending = false;
if (cee->cbfn.reset_stats_cbfn) {
cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg,
BFA_STATUS_FAILED);
if (cee->reset_stats_pending == true) {
cee->reset_stats_status = BFA_STATUS_FAILED;
cee->reset_stats_pending = false;
if (cee->cbfn.reset_stats_cbfn) {
cee->cbfn.reset_stats_cbfn(
cee->cbfn.reset_stats_cbarg,
BFA_STATUS_FAILED);
}
}
break;

default:
break;
}
}

Expand All @@ -286,6 +298,7 @@ bfa_nw_cee_attach(struct bfa_cee *cee, struct bfa_ioc *ioc,
cee->ioc = ioc;

bfa_nw_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee);
bfa_nw_ioc_hbfail_register(cee->ioc, &cee->hbfail);
bfa_q_qe_init(&cee->ioc_notify);
bfa_ioc_notify_init(&cee->ioc_notify, bfa_cee_notify, cee);
bfa_nw_ioc_notify_register(cee->ioc, &cee->ioc_notify);
}
3 changes: 1 addition & 2 deletions trunk/drivers/net/bna/bfa_cee.h
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,6 @@
typedef void (*bfa_cee_get_attr_cbfn_t) (void *dev, enum bfa_status status);
typedef void (*bfa_cee_get_stats_cbfn_t) (void *dev, enum bfa_status status);
typedef void (*bfa_cee_reset_stats_cbfn_t) (void *dev, enum bfa_status status);
typedef void (*bfa_cee_hbfail_cbfn_t) (void *dev, enum bfa_status status);

struct bfa_cee_cbfn {
bfa_cee_get_attr_cbfn_t get_attr_cbfn;
Expand All @@ -45,7 +44,7 @@ struct bfa_cee {
enum bfa_status get_stats_status;
enum bfa_status reset_stats_status;
struct bfa_cee_cbfn cbfn;
struct bfa_ioc_hbfail_notify hbfail;
struct bfa_ioc_notify ioc_notify;
struct bfa_cee_attr *attr;
struct bfa_cee_stats *stats;
struct bfa_dma attr_dma;
Expand Down
54 changes: 33 additions & 21 deletions trunk/drivers/net/bna/bfa_ioc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -71,6 +71,7 @@ static void bfa_ioc_mbox_poll(struct bfa_ioc *ioc);
static void bfa_ioc_mbox_hbfail(struct bfa_ioc *ioc);
static void bfa_ioc_recover(struct bfa_ioc *ioc);
static void bfa_ioc_check_attr_wwns(struct bfa_ioc *ioc);
static void bfa_ioc_event_notify(struct bfa_ioc *, enum bfa_ioc_event);
static void bfa_ioc_disable_comp(struct bfa_ioc *ioc);
static void bfa_ioc_lpu_stop(struct bfa_ioc *ioc);
static void bfa_ioc_fail_notify(struct bfa_ioc *ioc);
Expand Down Expand Up @@ -1123,23 +1124,28 @@ bfa_iocpf_sm_fail(struct bfa_iocpf *iocpf, enum iocpf_event event)
* BFA IOC private functions
*/

/**
* Notify common modules registered for notification.
*/
static void
bfa_ioc_disable_comp(struct bfa_ioc *ioc)
bfa_ioc_event_notify(struct bfa_ioc *ioc, enum bfa_ioc_event event)
{
struct bfa_ioc_notify *notify;
struct list_head *qe;
struct bfa_ioc_hbfail_notify *notify;

ioc->cbfn->disable_cbfn(ioc->bfa);

/**
* Notify common modules registered for notification.
*/
list_for_each(qe, &ioc->hb_notify_q) {
notify = (struct bfa_ioc_hbfail_notify *) qe;
notify->cbfn(notify->cbarg);
list_for_each(qe, &ioc->notify_q) {
notify = (struct bfa_ioc_notify *)qe;
notify->cbfn(notify->cbarg, event);
}
}

static void
bfa_ioc_disable_comp(struct bfa_ioc *ioc)
{
ioc->cbfn->disable_cbfn(ioc->bfa);
bfa_ioc_event_notify(ioc, BFA_IOC_E_DISABLED);
}

bool
bfa_nw_ioc_sem_get(void __iomem *sem_reg)
{
Expand Down Expand Up @@ -1650,17 +1656,11 @@ bfa_ioc_mbox_hbfail(struct bfa_ioc *ioc)
static void
bfa_ioc_fail_notify(struct bfa_ioc *ioc)
{
struct list_head *qe;
struct bfa_ioc_hbfail_notify *notify;

/**
* Notify driver and common modules registered for notification.
*/
ioc->cbfn->hbfail_cbfn(ioc->bfa);
list_for_each(qe, &ioc->hb_notify_q) {
notify = (struct bfa_ioc_hbfail_notify *) qe;
notify->cbfn(notify->cbarg);
}
bfa_ioc_event_notify(ioc, BFA_IOC_E_FAILED);
}

static void
Expand Down Expand Up @@ -1839,7 +1839,7 @@ bfa_nw_ioc_attach(struct bfa_ioc *ioc, void *bfa, struct bfa_ioc_cbfn *cbfn)
ioc->iocpf.ioc = ioc;

bfa_ioc_mbox_attach(ioc);
INIT_LIST_HEAD(&ioc->hb_notify_q);
INIT_LIST_HEAD(&ioc->notify_q);

bfa_fsm_set_state(ioc, bfa_ioc_sm_uninit);
bfa_fsm_send_event(ioc, IOC_E_RESET);
Expand Down Expand Up @@ -1969,6 +1969,8 @@ bfa_nw_ioc_mbox_queue(struct bfa_ioc *ioc, struct bfa_mbox_cmd *cmd)
* mailbox is free -- queue command to firmware
*/
bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));

return;
}

/**
Expand Down Expand Up @@ -2004,15 +2006,25 @@ bfa_nw_ioc_error_isr(struct bfa_ioc *ioc)
bfa_fsm_send_event(ioc, IOC_E_HWERROR);
}

/**
* return true if IOC is disabled
*/
bool
bfa_nw_ioc_is_disabled(struct bfa_ioc *ioc)
{
return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling) ||
bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled);
}

/**
* Add to IOC heartbeat failure notification queue. To be used by common
* modules such as cee, port, diag.
*/
void
bfa_nw_ioc_hbfail_register(struct bfa_ioc *ioc,
struct bfa_ioc_hbfail_notify *notify)
bfa_nw_ioc_notify_register(struct bfa_ioc *ioc,
struct bfa_ioc_notify *notify)
{
list_add_tail(&notify->qe, &ioc->hb_notify_q);
list_add_tail(&notify->qe, &ioc->notify_q);
}

#define BFA_MFG_NAME "Brocade"
Expand Down
31 changes: 26 additions & 5 deletions trunk/drivers/net/bna/bfa_ioc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -97,9 +97,12 @@ struct bfa_ioc_regs {
/**
* IOC Mailbox structures
*/
typedef void (*bfa_mbox_cmd_cbfn_t)(void *cbarg);
struct bfa_mbox_cmd {
struct list_head qe;
u32 msg[BFI_IOC_MSGSZ];
bfa_mbox_cmd_cbfn_t cbfn;
void *cbarg;
u32 msg[BFI_IOC_MSGSZ];
};

/**
Expand Down Expand Up @@ -129,6 +132,23 @@ struct bfa_ioc_cbfn {
bfa_ioc_reset_cbfn_t reset_cbfn;
};

/**
* IOC event notification mechanism.
*/
enum bfa_ioc_event {
BFA_IOC_E_ENABLED = 1,
BFA_IOC_E_DISABLED = 2,
BFA_IOC_E_FAILED = 3,
};

typedef void (*bfa_ioc_notify_cbfn_t)(void *, enum bfa_ioc_event);

struct bfa_ioc_notify {
struct list_head qe;
bfa_ioc_notify_cbfn_t cbfn;
void *cbarg;
};

/**
* Heartbeat failure notification queue element.
*/
Expand All @@ -141,7 +161,7 @@ struct bfa_ioc_hbfail_notify {
/**
* Initialize a heartbeat failure notification structure
*/
#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do { \
#define bfa_ioc_notify_init(__notify, __cbfn, __cbarg) do { \
(__notify)->cbfn = (__cbfn); \
(__notify)->cbarg = (__cbarg); \
} while (0)
Expand All @@ -162,7 +182,7 @@ struct bfa_ioc {
struct timer_list sem_timer;
struct timer_list hb_timer;
u32 hb_count;
struct list_head hb_notify_q;
struct list_head notify_q;
void *dbg_fwsave;
int dbg_fwsave_len;
bool dbg_fwsave_once;
Expand Down Expand Up @@ -263,9 +283,10 @@ void bfa_nw_ioc_enable(struct bfa_ioc *ioc);
void bfa_nw_ioc_disable(struct bfa_ioc *ioc);

void bfa_nw_ioc_error_isr(struct bfa_ioc *ioc);
bool bfa_nw_ioc_is_disabled(struct bfa_ioc *ioc);
void bfa_nw_ioc_get_attr(struct bfa_ioc *ioc, struct bfa_ioc_attr *ioc_attr);
void bfa_nw_ioc_hbfail_register(struct bfa_ioc *ioc,
struct bfa_ioc_hbfail_notify *notify);
void bfa_nw_ioc_notify_register(struct bfa_ioc *ioc,
struct bfa_ioc_notify *notify);
bool bfa_nw_ioc_sem_get(void __iomem *sem_reg);
void bfa_nw_ioc_sem_release(void __iomem *sem_reg);
void bfa_nw_ioc_hw_sem_release(struct bfa_ioc *ioc);
Expand Down

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