diff options
Diffstat (limited to 'drivers/net/ethernet/chelsio/cxgb/sge.c')
| -rw-r--r-- | drivers/net/ethernet/chelsio/cxgb/sge.c | 33 |
1 files changed, 30 insertions, 3 deletions
diff --git a/drivers/net/ethernet/chelsio/cxgb/sge.c b/drivers/net/ethernet/chelsio/cxgb/sge.c index 2d9c2b5a690a..5aef9ae1ecfe 100644 --- a/drivers/net/ethernet/chelsio/cxgb/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb/sge.c @@ -1619,11 +1619,38 @@ int t1_poll(struct napi_struct *napi, int budget) return work_done; } +irqreturn_t t1_interrupt_thread(int irq, void *data) +{ + struct adapter *adapter = data; + u32 pending_thread_intr; + + spin_lock_irq(&adapter->async_lock); + pending_thread_intr = adapter->pending_thread_intr; + adapter->pending_thread_intr = 0; + spin_unlock_irq(&adapter->async_lock); + + if (!pending_thread_intr) + return IRQ_NONE; + + if (pending_thread_intr & F_PL_INTR_EXT) + t1_elmer0_ext_intr_handler(adapter); + + spin_lock_irq(&adapter->async_lock); + adapter->slow_intr_mask |= F_PL_INTR_EXT; + + writel(F_PL_INTR_EXT, adapter->regs + A_PL_CAUSE); + writel(adapter->slow_intr_mask | F_PL_INTR_SGE_DATA, + adapter->regs + A_PL_ENABLE); + spin_unlock_irq(&adapter->async_lock); + + return IRQ_HANDLED; +} + irqreturn_t t1_interrupt(int irq, void *data) { struct adapter *adapter = data; struct sge *sge = adapter->sge; - int handled; + irqreturn_t handled; if (likely(responses_pending(adapter))) { writel(F_PL_INTR_SGE_DATA, adapter->regs + A_PL_CAUSE); @@ -1645,10 +1672,10 @@ irqreturn_t t1_interrupt(int irq, void *data) handled = t1_slow_intr_handler(adapter); spin_unlock(&adapter->async_lock); - if (!handled) + if (handled == IRQ_NONE) sge->stats.unhandled_irqs++; - return IRQ_RETVAL(handled != 0); + return handled; } /* |