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 irqreturn_t enic_isr_msix_notify(int irq, void *data)
{
struct enic *enic = data;
vnic_intr_return_all_credits(&enic->intr[ENIC_MSIX_NOTIFY]);
enic_notify_check(enic);
return IRQ_HANDLED;
}
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 void
enic_intr_handler(__rte_unused struct rte_intr_handle *handle,
void *arg)
{
struct enic *enic = pmd_priv((struct rte_eth_dev *)arg);
vnic_intr_return_all_credits(&enic->intr);
enic_log_q_error(enic);
}
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;
}
static irqreturn_t enic_isr_msix_err(int irq, void *data)
{
struct enic *enic = data;
vnic_intr_return_all_credits(&enic->intr[ENIC_MSIX_ERR]);
enic_log_q_error(enic);
schedule_work(&enic->reset);
return IRQ_HANDLED;
}
static irqreturn_t enic_isr_legacy(int irq, void *data)
{
struct net_device *netdev = data;
struct enic *enic = netdev_priv(netdev);
u32 pba;
vnic_intr_mask(&enic->intr[ENIC_INTX_WQ_RQ]);
pba = vnic_intr_legacy_pba(enic->legacy_pba);
if (!pba) {
vnic_intr_unmask(&enic->intr[ENIC_INTX_WQ_RQ]);
return IRQ_NONE;
}
if (ENIC_TEST_INTR(pba, ENIC_INTX_NOTIFY)) {
vnic_intr_return_all_credits(&enic->intr[ENIC_INTX_NOTIFY]);
enic_notify_check(enic);
}
if (ENIC_TEST_INTR(pba, ENIC_INTX_ERR)) {
vnic_intr_return_all_credits(&enic->intr[ENIC_INTX_ERR]);
enic_log_q_error(enic);
schedule_work(&enic->reset);
return IRQ_HANDLED;
}
if (ENIC_TEST_INTR(pba, ENIC_INTX_WQ_RQ)) {
if (napi_schedule_prep(&enic->napi))
__napi_schedule(&enic->napi);
} else {
vnic_intr_unmask(&enic->intr[ENIC_INTX_WQ_RQ]);
}
return IRQ_HANDLED;
}
