diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/net_driver.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/net_driver.h | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/drivers/net/ethernet/sfc/net_driver.h b/drivers/net/ethernet/sfc/net_driver.h index ad89d7d990f5..7c9637203ea0 100644 --- a/drivers/net/ethernet/sfc/net_driver.h +++ b/drivers/net/ethernet/sfc/net_driver.h @@ -420,6 +420,21 @@ struct efx_channel { }; /** + * struct efx_msi_context - Context for each MSI + * @efx: The associated NIC + * @index: Index of the channel/IRQ + * @name: Name of the channel/IRQ + * + * Unlike &struct efx_channel, this is never reallocated and is always + * safe for the IRQ handler to access. + */ +struct efx_msi_context { + struct efx_nic *efx; + unsigned int index; + char name[IFNAMSIZ + 6]; +}; + +/** * struct efx_channel_type - distinguishes traffic and extra channels * @handle_no_channel: Handle failure to allocate an extra channel * @pre_probe: Set up extra state prior to initialisation @@ -669,7 +684,6 @@ struct vfdi_status; * @pci_dev: The PCI device * @type: Controller type attributes * @legacy_irq: IRQ number - * @legacy_irq_enabled: Are IRQs enabled on NIC (INT_EN_KER register)? * @workqueue: Workqueue for port reconfigures and the HW monitor. * Work items do not hold and must not acquire RTNL. * @workqueue_name: Name of workqueue @@ -686,7 +700,7 @@ struct vfdi_status; * @tx_queue: TX DMA queues * @rx_queue: RX DMA queues * @channel: Channels - * @channel_name: Names for channels and their IRQs + * @msi_context: Context for each MSI * @extra_channel_types: Types of extra (non-traffic) channels that * should be allocated for this NIC * @rxq_entries: Size of receive queues requested by user. @@ -709,6 +723,8 @@ struct vfdi_status; * @rx_scatter: Scatter mode enabled for receives * @int_error_count: Number of internal errors seen recently * @int_error_expire: Time at which error count will be expired + * @irq_soft_enabled: Are IRQs soft-enabled? If not, IRQ handler will + * acknowledge but do nothing else. * @irq_status: Interrupt status buffer * @irq_zero_count: Number of legacy IRQs seen with queue flags == 0 * @irq_level: IRQ level/index for IRQs not triggered by an event queue @@ -786,7 +802,6 @@ struct efx_nic { unsigned int port_num; const struct efx_nic_type *type; int legacy_irq; - bool legacy_irq_enabled; bool eeh_disabled_legacy_irq; struct workqueue_struct *workqueue; char workqueue_name[16]; @@ -804,7 +819,7 @@ struct efx_nic { unsigned long reset_pending; struct efx_channel *channel[EFX_MAX_CHANNELS]; - char channel_name[EFX_MAX_CHANNELS][IFNAMSIZ + 6]; + struct efx_msi_context msi_context[EFX_MAX_CHANNELS]; const struct efx_channel_type * extra_channel_type[EFX_MAX_EXTRA_CHANNELS]; @@ -835,6 +850,7 @@ struct efx_nic { unsigned int_error_count; unsigned long int_error_expire; + bool irq_soft_enabled; struct efx_buffer irq_status; unsigned irq_zero_count; unsigned irq_level; |