From: Intiyaz Basha Date: Tue, 15 Aug 2017 19:46:11 +0000 (-0700) Subject: liquidio: moved liquidio_legacy_intr_handler to lio_core.c X-Git-Tag: v4.14-rc1~130^2~240^2~2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=5ef4ddb3397d95eef2a71b063913dbfef72c6d7b;p=linux.git liquidio: moved liquidio_legacy_intr_handler to lio_core.c Moving liquidio_legacy_intr_handler to lio_core.c Signed-off-by: Intiyaz Basha Signed-off-by: Raghu Vatsavayi Signed-off-by: Felix Manlunas Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/cavium/liquidio/lio_core.c b/drivers/net/ethernet/cavium/liquidio/lio_core.c index 03746d8f2778..5c5f957f9d40 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_core.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_core.c @@ -829,3 +829,58 @@ liquidio_msix_intr_handler(int irq __attribute__((unused)), void *dev) return IRQ_HANDLED; } + +/** + * \brief Droq packet processor sceduler + * @param oct octeon device + */ +static void liquidio_schedule_droq_pkt_handlers(struct octeon_device *oct) +{ + struct octeon_device_priv *oct_priv = + (struct octeon_device_priv *)oct->priv; + struct octeon_droq *droq; + u64 oq_no; + + if (oct->int_status & OCT_DEV_INTR_PKT_DATA) { + for (oq_no = 0; oq_no < MAX_OCTEON_OUTPUT_QUEUES(oct); + oq_no++) { + if (!(oct->droq_intr & BIT_ULL(oq_no))) + continue; + + droq = oct->droq[oq_no]; + + if (droq->ops.poll_mode) { + droq->ops.napi_fn(droq); + oct_priv->napi_mask |= (1 << oq_no); + } else { + tasklet_schedule(&oct_priv->droq_tasklet); + } + } + } +} + +/** + * \brief Interrupt handler for octeon + * @param irq unused + * @param dev octeon device + */ +irqreturn_t liquidio_legacy_intr_handler(int irq __attribute__((unused)), + void *dev) +{ + struct octeon_device *oct = (struct octeon_device *)dev; + irqreturn_t ret; + + /* Disable our interrupts for the duration of ISR */ + oct->fn_list.disable_interrupt(oct, OCTEON_ALL_INTR); + + ret = oct->fn_list.process_interrupt_regs(oct); + + if (ret == IRQ_HANDLED) + liquidio_schedule_droq_pkt_handlers(oct); + + /* Re-enable our interrupts */ + if (!(atomic_read(&oct->status) == OCT_DEV_IN_RESET)) + oct->fn_list.enable_interrupt(oct, OCTEON_ALL_INTR); + + return ret; +} diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c index 96ba5ec756ad..478144ddebe2 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_main.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c @@ -901,62 +901,6 @@ static inline void update_link_status(struct net_device *netdev, } } -/** - * \brief Droq packet processor sceduler - * @param oct octeon device - */ -static void liquidio_schedule_droq_pkt_handlers(struct octeon_device *oct) -{ - struct octeon_device_priv *oct_priv = - (struct octeon_device_priv *)oct->priv; - u64 oq_no; - struct octeon_droq *droq; - - if (oct->int_status & OCT_DEV_INTR_PKT_DATA) { - for (oq_no = 0; oq_no < MAX_OCTEON_OUTPUT_QUEUES(oct); - oq_no++) { - if (!(oct->droq_intr & BIT_ULL(oq_no))) - continue; - - droq = oct->droq[oq_no]; - - if (droq->ops.poll_mode) { - droq->ops.napi_fn(droq); - oct_priv->napi_mask |= (1 << oq_no); - } else { - tasklet_schedule(&oct_priv->droq_tasklet); - } - } - } -} - -/** - * \brief Interrupt handler for octeon - * @param irq unused - * @param dev octeon device - */ -static -irqreturn_t liquidio_legacy_intr_handler(int irq __attribute__((unused)), - void *dev) -{ - struct octeon_device *oct = (struct octeon_device *)dev; - irqreturn_t ret; - - /* Disable our interrupts for the duration of ISR */ - oct->fn_list.disable_interrupt(oct, OCTEON_ALL_INTR); - - ret = oct->fn_list.process_interrupt_regs(oct); - - if (ret == IRQ_HANDLED) - liquidio_schedule_droq_pkt_handlers(oct); - - /* Re-enable our interrupts */ - if (!(atomic_read(&oct->status) == OCT_DEV_IN_RESET)) - oct->fn_list.enable_interrupt(oct, OCTEON_ALL_INTR); - - return ret; -} - /** * \brief Setup interrupt for octeon device * @param oct octeon device diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_network.h b/drivers/net/ethernet/cavium/liquidio/octeon_network.h index 7454d711dd86..de5eecb56a15 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_network.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_network.h @@ -172,6 +172,8 @@ int liquidio_setup_io_queues(struct octeon_device *octeon_dev, int ifidx); irqreturn_t liquidio_msix_intr_handler(int irq __attribute__((unused)), void *dev); +irqreturn_t liquidio_legacy_intr_handler(int irq __attribute__((unused)), + void *dev); /** * \brief Register ethtool operations * @param netdev pointer to network device