static irqreturn_t fnic_isr_legacy(int irq, void *data)
{
struct fnic *fnic = data;
u32 pba;
unsigned long work_done = 0;
pba = vnic_intr_legacy_pba(fnic->legacy_pba);
if (!pba)
return IRQ_NONE;
if (pba & (1 << FNIC_INTX_NOTIFY)) {
vnic_intr_return_all_credits(&fnic->intr[FNIC_INTX_NOTIFY]);
fnic_handle_link_event(fnic);
}
if (pba & (1 << FNIC_INTX_ERR)) {
vnic_intr_return_all_credits(&fnic->intr[FNIC_INTX_ERR]);
fnic_log_q_error(fnic);
}
if (pba & (1 << FNIC_INTX_WQ_RQ_COPYWQ)) {
work_done += fnic_wq_copy_cmpl_handler(fnic, -1);
work_done += fnic_wq_cmpl_handler(fnic, -1);
work_done += fnic_rq_cmpl_handler(fnic, -1);
vnic_intr_return_credits(&fnic->intr[FNIC_INTX_WQ_RQ_COPYWQ],
work_done,
1 /* unmask intr */,
1 /* reset intr timer */);
}
return IRQ_HANDLED;
}
static void fnic_notify_timer(unsigned long data)
{
struct fnic *fnic = (struct fnic *)data;
fnic_handle_link_event(fnic);
mod_timer(&fnic->notify_timer,
round_jiffies(jiffies + FNIC_NOTIFY_TIMER_PERIOD));
}
static void fnic_notify_timer(struct timer_list *t)
{
struct fnic *fnic = from_timer(fnic, t, notify_timer);
fnic_handle_link_event(fnic);
mod_timer(&fnic->notify_timer,
round_jiffies(jiffies + FNIC_NOTIFY_TIMER_PERIOD));
}
static irqreturn_t fnic_isr_msix_err_notify(int irq, void *data)
{
struct fnic *fnic = data;
vnic_intr_return_all_credits(&fnic->intr[FNIC_MSIX_ERR_NOTIFY]);
fnic_log_q_error(fnic);
fnic_handle_link_event(fnic);
return IRQ_HANDLED;
}
static irqreturn_t fnic_isr_msix_err_notify(int irq, void *data)
{
struct fnic *fnic = data;
fnic->fnic_stats.misc_stats.last_isr_time = jiffies;
atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count);
vnic_intr_return_all_credits(&fnic->intr[FNIC_MSIX_ERR_NOTIFY]);
fnic_log_q_error(fnic);
fnic_handle_link_event(fnic);
return IRQ_HANDLED;
}