diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/nic.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/nic.h | 539 |
1 files changed, 431 insertions, 108 deletions
diff --git a/drivers/net/ethernet/sfc/nic.h b/drivers/net/ethernet/sfc/nic.h index d63c2991a751..4b1e188f7a2f 100644 --- a/drivers/net/ethernet/sfc/nic.h +++ b/drivers/net/ethernet/sfc/nic.h @@ -1,7 +1,7 @@ /**************************************************************************** - * Driver for Solarflare Solarstorm network controllers and boards + * Driver for Solarflare network controllers and boards * Copyright 2005-2006 Fen Systems Ltd. - * Copyright 2006-2011 Solarflare Communications Inc. + * Copyright 2006-2013 Solarflare Communications Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published @@ -16,17 +16,13 @@ #include "net_driver.h" #include "efx.h" #include "mcdi.h" -#include "spi.h" - -/* - * Falcon hardware control - */ enum { EFX_REV_FALCON_A0 = 0, EFX_REV_FALCON_A1 = 1, EFX_REV_FALCON_B0 = 2, EFX_REV_SIENA_A0 = 3, + EFX_REV_HUNT_A0 = 4, }; static inline int efx_nic_rev(struct efx_nic *efx) @@ -34,7 +30,7 @@ static inline int efx_nic_rev(struct efx_nic *efx) return efx->type->revision; } -extern u32 efx_nic_fpga_ver(struct efx_nic *efx); +extern u32 efx_farch_fpga_ver(struct efx_nic *efx); /* NIC has two interlinked PCI functions for the same port. */ static inline bool efx_nic_is_dual_func(struct efx_nic *efx) @@ -42,6 +38,65 @@ static inline bool efx_nic_is_dual_func(struct efx_nic *efx) return efx_nic_rev(efx) < EFX_REV_FALCON_B0; } +/* Read the current event from the event queue */ +static inline efx_qword_t *efx_event(struct efx_channel *channel, + unsigned int index) +{ + return ((efx_qword_t *) (channel->eventq.buf.addr)) + + (index & channel->eventq_mask); +} + +/* See if an event is present + * + * We check both the high and low dword of the event for all ones. We + * wrote all ones when we cleared the event, and no valid event can + * have all ones in either its high or low dwords. This approach is + * robust against reordering. + * + * Note that using a single 64-bit comparison is incorrect; even + * though the CPU read will be atomic, the DMA write may not be. + */ +static inline int efx_event_present(efx_qword_t *event) +{ + return !(EFX_DWORD_IS_ALL_ONES(event->dword[0]) | + EFX_DWORD_IS_ALL_ONES(event->dword[1])); +} + +/* Returns a pointer to the specified transmit descriptor in the TX + * descriptor queue belonging to the specified channel. + */ +static inline efx_qword_t * +efx_tx_desc(struct efx_tx_queue *tx_queue, unsigned int index) +{ + return ((efx_qword_t *) (tx_queue->txd.buf.addr)) + index; +} + +/* Decide whether to push a TX descriptor to the NIC vs merely writing + * the doorbell. This can reduce latency when we are adding a single + * descriptor to an empty queue, but is otherwise pointless. Further, + * Falcon and Siena have hardware bugs (SF bug 33851) that may be + * triggered if we don't check this. + */ +static inline bool efx_nic_may_push_tx_desc(struct efx_tx_queue *tx_queue, + unsigned int write_count) +{ + unsigned empty_read_count = ACCESS_ONCE(tx_queue->empty_read_count); + + if (empty_read_count == 0) + return false; + + tx_queue->empty_read_count = 0; + return ((empty_read_count ^ write_count) & ~EFX_EMPTY_COUNT_VALID) == 0 + && tx_queue->write_count - write_count == 1; +} + +/* Returns a pointer to the specified descriptor in the RX descriptor queue */ +static inline efx_qword_t * +efx_rx_desc(struct efx_rx_queue *rx_queue, unsigned int index) +{ + return ((efx_qword_t *) (rx_queue->rxd.buf.addr)) + index; +} + enum { PHY_TYPE_NONE = 0, PHY_TYPE_TXC43128 = 1, @@ -59,9 +114,6 @@ enum { (1 << LOOPBACK_XGXS) | \ (1 << LOOPBACK_XAUI)) -#define FALCON_GMAC_LOOPBACKS \ - (1 << LOOPBACK_GMAC) - /* Alignment of PCIe DMA boundaries (4KB) */ #define EFX_PAGE_SIZE 4096 /* Size and alignment of buffer table entries (same) */ @@ -105,13 +157,96 @@ struct falcon_board { }; /** + * struct falcon_spi_device - a Falcon SPI (Serial Peripheral Interface) device + * @device_id: Controller's id for the device + * @size: Size (in bytes) + * @addr_len: Number of address bytes in read/write commands + * @munge_address: Flag whether addresses should be munged. + * Some devices with 9-bit addresses (e.g. AT25040A EEPROM) + * use bit 3 of the command byte as address bit A8, rather + * than having a two-byte address. If this flag is set, then + * commands should be munged in this way. + * @erase_command: Erase command (or 0 if sector erase not needed). + * @erase_size: Erase sector size (in bytes) + * Erase commands affect sectors with this size and alignment. + * This must be a power of two. + * @block_size: Write block size (in bytes). + * Write commands are limited to blocks with this size and alignment. + */ +struct falcon_spi_device { + int device_id; + unsigned int size; + unsigned int addr_len; + unsigned int munge_address:1; + u8 erase_command; + unsigned int erase_size; + unsigned int block_size; +}; + +static inline bool falcon_spi_present(const struct falcon_spi_device *spi) +{ + return spi->size != 0; +} + +enum { + FALCON_STAT_tx_bytes, + FALCON_STAT_tx_packets, + FALCON_STAT_tx_pause, + FALCON_STAT_tx_control, + FALCON_STAT_tx_unicast, + FALCON_STAT_tx_multicast, + FALCON_STAT_tx_broadcast, + FALCON_STAT_tx_lt64, + FALCON_STAT_tx_64, + FALCON_STAT_tx_65_to_127, + FALCON_STAT_tx_128_to_255, + FALCON_STAT_tx_256_to_511, + FALCON_STAT_tx_512_to_1023, + FALCON_STAT_tx_1024_to_15xx, + FALCON_STAT_tx_15xx_to_jumbo, + FALCON_STAT_tx_gtjumbo, + FALCON_STAT_tx_non_tcpudp, + FALCON_STAT_tx_mac_src_error, + FALCON_STAT_tx_ip_src_error, + FALCON_STAT_rx_bytes, + FALCON_STAT_rx_good_bytes, + FALCON_STAT_rx_bad_bytes, + FALCON_STAT_rx_packets, + FALCON_STAT_rx_good, + FALCON_STAT_rx_bad, + FALCON_STAT_rx_pause, + FALCON_STAT_rx_control, + FALCON_STAT_rx_unicast, + FALCON_STAT_rx_multicast, + FALCON_STAT_rx_broadcast, + FALCON_STAT_rx_lt64, + FALCON_STAT_rx_64, + FALCON_STAT_rx_65_to_127, + FALCON_STAT_rx_128_to_255, + FALCON_STAT_rx_256_to_511, + FALCON_STAT_rx_512_to_1023, + FALCON_STAT_rx_1024_to_15xx, + FALCON_STAT_rx_15xx_to_jumbo, + FALCON_STAT_rx_gtjumbo, + FALCON_STAT_rx_bad_lt64, + FALCON_STAT_rx_bad_gtjumbo, + FALCON_STAT_rx_overflow, + FALCON_STAT_rx_symbol_error, + FALCON_STAT_rx_align_error, + FALCON_STAT_rx_length_error, + FALCON_STAT_rx_internal_error, + FALCON_STAT_rx_nodesc_drop_cnt, + FALCON_STAT_COUNT +}; + +/** * struct falcon_nic_data - Falcon NIC state * @pci_dev2: Secondary function of Falcon A * @board: Board state and functions + * @stats: Hardware statistics * @stats_disable_count: Nest count for disabling statistics fetches * @stats_pending: Is there a pending DMA of MAC statistics. * @stats_timer: A timer for regularly fetching MAC statistics. - * @stats_dma_done: Pointer to the flag which indicates DMA completion. * @spi_flash: SPI flash device * @spi_eeprom: SPI EEPROM device * @spi_lock: SPI bus lock @@ -121,12 +256,12 @@ struct falcon_board { struct falcon_nic_data { struct pci_dev *pci_dev2; struct falcon_board board; + u64 stats[FALCON_STAT_COUNT]; unsigned int stats_disable_count; bool stats_pending; struct timer_list stats_timer; - u32 *stats_dma_done; - struct efx_spi_device spi_flash; - struct efx_spi_device spi_eeprom; + struct falcon_spi_device spi_flash; + struct falcon_spi_device spi_eeprom; struct mutex spi_lock; struct mutex mdio_lock; bool xmac_poll_required; @@ -138,29 +273,148 @@ static inline struct falcon_board *falcon_board(struct efx_nic *efx) return &data->board; } +enum { + SIENA_STAT_tx_bytes, + SIENA_STAT_tx_good_bytes, + SIENA_STAT_tx_bad_bytes, + SIENA_STAT_tx_packets, + SIENA_STAT_tx_bad, + SIENA_STAT_tx_pause, + SIENA_STAT_tx_control, + SIENA_STAT_tx_unicast, + SIENA_STAT_tx_multicast, + SIENA_STAT_tx_broadcast, + SIENA_STAT_tx_lt64, + SIENA_STAT_tx_64, + SIENA_STAT_tx_65_to_127, + SIENA_STAT_tx_128_to_255, + SIENA_STAT_tx_256_to_511, + SIENA_STAT_tx_512_to_1023, + SIENA_STAT_tx_1024_to_15xx, + SIENA_STAT_tx_15xx_to_jumbo, + SIENA_STAT_tx_gtjumbo, + SIENA_STAT_tx_collision, + SIENA_STAT_tx_single_collision, + SIENA_STAT_tx_multiple_collision, + SIENA_STAT_tx_excessive_collision, + SIENA_STAT_tx_deferred, + SIENA_STAT_tx_late_collision, + SIENA_STAT_tx_excessive_deferred, + SIENA_STAT_tx_non_tcpudp, + SIENA_STAT_tx_mac_src_error, + SIENA_STAT_tx_ip_src_error, + SIENA_STAT_rx_bytes, + SIENA_STAT_rx_good_bytes, + SIENA_STAT_rx_bad_bytes, + SIENA_STAT_rx_packets, + SIENA_STAT_rx_good, + SIENA_STAT_rx_bad, + SIENA_STAT_rx_pause, + SIENA_STAT_rx_control, + SIENA_STAT_rx_unicast, + SIENA_STAT_rx_multicast, + SIENA_STAT_rx_broadcast, + SIENA_STAT_rx_lt64, + SIENA_STAT_rx_64, + SIENA_STAT_rx_65_to_127, + SIENA_STAT_rx_128_to_255, + SIENA_STAT_rx_256_to_511, + SIENA_STAT_rx_512_to_1023, + SIENA_STAT_rx_1024_to_15xx, + SIENA_STAT_rx_15xx_to_jumbo, + SIENA_STAT_rx_gtjumbo, + SIENA_STAT_rx_bad_gtjumbo, + SIENA_STAT_rx_overflow, + SIENA_STAT_rx_false_carrier, + SIENA_STAT_rx_symbol_error, + SIENA_STAT_rx_align_error, + SIENA_STAT_rx_length_error, + SIENA_STAT_rx_internal_error, + SIENA_STAT_rx_nodesc_drop_cnt, + SIENA_STAT_COUNT +}; + /** * struct siena_nic_data - Siena NIC state - * @mcdi: Management-Controller-to-Driver Interface * @wol_filter_id: Wake-on-LAN packet filter id - * @hwmon: Hardware monitor state + * @stats: Hardware statistics */ struct siena_nic_data { - struct efx_mcdi_iface mcdi; int wol_filter_id; -#ifdef CONFIG_SFC_MCDI_MON - struct efx_mcdi_mon hwmon; -#endif + u64 stats[SIENA_STAT_COUNT]; }; -#ifdef CONFIG_SFC_MCDI_MON -static inline struct efx_mcdi_mon *efx_mcdi_mon(struct efx_nic *efx) -{ - struct siena_nic_data *nic_data; - EFX_BUG_ON_PARANOID(efx_nic_rev(efx) < EFX_REV_SIENA_A0); - nic_data = efx->nic_data; - return &nic_data->hwmon; -} -#endif +enum { + EF10_STAT_tx_bytes, + EF10_STAT_tx_packets, + EF10_STAT_tx_pause, + EF10_STAT_tx_control, + EF10_STAT_tx_unicast, + EF10_STAT_tx_multicast, + EF10_STAT_tx_broadcast, + EF10_STAT_tx_lt64, + EF10_STAT_tx_64, + EF10_STAT_tx_65_to_127, + EF10_STAT_tx_128_to_255, + EF10_STAT_tx_256_to_511, + EF10_STAT_tx_512_to_1023, + EF10_STAT_tx_1024_to_15xx, + EF10_STAT_tx_15xx_to_jumbo, + EF10_STAT_rx_bytes, + EF10_STAT_rx_bytes_minus_good_bytes, + EF10_STAT_rx_good_bytes, + EF10_STAT_rx_bad_bytes, + EF10_STAT_rx_packets, + EF10_STAT_rx_good, + EF10_STAT_rx_bad, + EF10_STAT_rx_pause, + EF10_STAT_rx_control, + EF10_STAT_rx_unicast, + EF10_STAT_rx_multicast, + EF10_STAT_rx_broadcast, + EF10_STAT_rx_lt64, + EF10_STAT_rx_64, + EF10_STAT_rx_65_to_127, + EF10_STAT_rx_128_to_255, + EF10_STAT_rx_256_to_511, + EF10_STAT_rx_512_to_1023, + EF10_STAT_rx_1024_to_15xx, + EF10_STAT_rx_15xx_to_jumbo, + EF10_STAT_rx_gtjumbo, + EF10_STAT_rx_bad_gtjumbo, + EF10_STAT_rx_overflow, + EF10_STAT_rx_align_error, + EF10_STAT_rx_length_error, + EF10_STAT_rx_nodesc_drops, + EF10_STAT_COUNT +}; + +/** + * struct efx_ef10_nic_data - EF10 architecture NIC state + * @mcdi_buf: DMA buffer for MCDI + * @warm_boot_count: Last seen MC warm boot count + * @vi_base: Absolute index of first VI in this function + * @n_allocated_vis: Number of VIs allocated to this function + * @must_realloc_vis: Flag: VIs have yet to be reallocated after MC reboot + * @must_restore_filters: Flag: filters have yet to be restored after MC reboot + * @rx_rss_context: Firmware handle for our RSS context + * @stats: Hardware statistics + * @workaround_35388: Flag: firmware supports workaround for bug 35388 + * @datapath_caps: Capabilities of datapath firmware (FLAGS1 field of + * %MC_CMD_GET_CAPABILITIES response) + */ +struct efx_ef10_nic_data { + struct efx_buffer mcdi_buf; + u16 warm_boot_count; + unsigned int vi_base; + unsigned int n_allocated_vis; + bool must_realloc_vis; + bool must_restore_filters; + u32 rx_rss_context; + u64 stats[EF10_STAT_COUNT]; + bool workaround_35388; + u32 datapath_caps; +}; /* * On the SFC9000 family each port is associated with 1 PCI physical @@ -263,6 +517,7 @@ extern void efx_ptp_event(struct efx_nic *efx, efx_qword_t *ev); extern const struct efx_nic_type falcon_a1_nic_type; extern const struct efx_nic_type falcon_b0_nic_type; extern const struct efx_nic_type siena_a0_nic_type; +extern const struct efx_nic_type efx_hunt_a0_nic_type; /************************************************************************** * @@ -274,35 +529,123 @@ extern const struct efx_nic_type siena_a0_nic_type; extern int falcon_probe_board(struct efx_nic *efx, u16 revision_info); /* TX data path */ -extern int efx_nic_probe_tx(struct efx_tx_queue *tx_queue); -extern void efx_nic_init_tx(struct efx_tx_queue *tx_queue); -extern void efx_nic_fini_tx(struct efx_tx_queue *tx_queue); -extern void efx_nic_remove_tx(struct efx_tx_queue *tx_queue); -extern void efx_nic_push_buffers(struct efx_tx_queue *tx_queue); +static inline int efx_nic_probe_tx(struct efx_tx_queue *tx_queue) +{ + return tx_queue->efx->type->tx_probe(tx_queue); +} +static inline void efx_nic_init_tx(struct efx_tx_queue *tx_queue) +{ + tx_queue->efx->type->tx_init(tx_queue); +} +static inline void efx_nic_remove_tx(struct efx_tx_queue *tx_queue) +{ + tx_queue->efx->type->tx_remove(tx_queue); +} +static inline void efx_nic_push_buffers(struct efx_tx_queue *tx_queue) +{ + tx_queue->efx->type->tx_write(tx_queue); +} /* RX data path */ -extern int efx_nic_probe_rx(struct efx_rx_queue *rx_queue); -extern void efx_nic_init_rx(struct efx_rx_queue *rx_queue); -extern void efx_nic_fini_rx(struct efx_rx_queue *rx_queue); -extern void efx_nic_remove_rx(struct efx_rx_queue *rx_queue); -extern void efx_nic_notify_rx_desc(struct efx_rx_queue *rx_queue); -extern void efx_nic_generate_fill_event(struct efx_rx_queue *rx_queue); +static inline int efx_nic_probe_rx(struct efx_rx_queue *rx_queue) +{ + return rx_queue->efx->type->rx_probe(rx_queue); +} +static inline void efx_nic_init_rx(struct efx_rx_queue *rx_queue) +{ + rx_queue->efx->type->rx_init(rx_queue); +} +static inline void efx_nic_remove_rx(struct efx_rx_queue *rx_queue) +{ + rx_queue->efx->type->rx_remove(rx_queue); +} +static inline void efx_nic_notify_rx_desc(struct efx_rx_queue *rx_queue) +{ + rx_queue->efx->type->rx_write(rx_queue); +} +static inline void efx_nic_generate_fill_event(struct efx_rx_queue *rx_queue) +{ + rx_queue->efx->type->rx_defer_refill(rx_queue); +} /* Event data path */ -extern int efx_nic_probe_eventq(struct efx_channel *channel); -extern void efx_nic_init_eventq(struct efx_channel *channel); -extern void efx_nic_fini_eventq(struct efx_channel *channel); -extern void efx_nic_remove_eventq(struct efx_channel *channel); -extern int efx_nic_process_eventq(struct efx_channel *channel, int rx_quota); -extern void efx_nic_eventq_read_ack(struct efx_channel *channel); -extern bool efx_nic_event_present(struct efx_channel *channel); +static inline int efx_nic_probe_eventq(struct efx_channel *channel) +{ + return channel->efx->type->ev_probe(channel); +} +static inline int efx_nic_init_eventq(struct efx_channel *channel) +{ + return channel->efx->type->ev_init(channel); +} +static inline void efx_nic_fini_eventq(struct efx_channel *channel) +{ + channel->efx->type->ev_fini(channel); +} +static inline void efx_nic_remove_eventq(struct efx_channel *channel) +{ + channel->efx->type->ev_remove(channel); +} +static inline int +efx_nic_process_eventq(struct efx_channel *channel, int quota) +{ + return channel->efx->type->ev_process(channel, quota); +} +static inline void efx_nic_eventq_read_ack(struct efx_channel *channel) +{ + channel->efx->type->ev_read_ack(channel); +} +extern void efx_nic_event_test_start(struct efx_channel *channel); -/* MAC/PHY */ -extern void falcon_drain_tx_fifo(struct efx_nic *efx); -extern void falcon_reconfigure_mac_wrapper(struct efx_nic *efx); -extern bool falcon_xmac_check_fault(struct efx_nic *efx); -extern int falcon_reconfigure_xmac(struct efx_nic *efx); -extern void falcon_update_stats_xmac(struct efx_nic *efx); +/* Falcon/Siena queue operations */ +extern int efx_farch_tx_probe(struct efx_tx_queue *tx_queue); +extern void efx_farch_tx_init(struct efx_tx_queue *tx_queue); +extern void efx_farch_tx_fini(struct efx_tx_queue *tx_queue); +extern void efx_farch_tx_remove(struct efx_tx_queue *tx_queue); +extern void efx_farch_tx_write(struct efx_tx_queue *tx_queue); +extern int efx_farch_rx_probe(struct efx_rx_queue *rx_queue); +extern void efx_farch_rx_init(struct efx_rx_queue *rx_queue); +extern void efx_farch_rx_fini(struct efx_rx_queue *rx_queue); +extern void efx_farch_rx_remove(struct efx_rx_queue *rx_queue); +extern void efx_farch_rx_write(struct efx_rx_queue *rx_queue); +extern void efx_farch_rx_defer_refill(struct efx_rx_queue *rx_queue); +extern int efx_farch_ev_probe(struct efx_channel *channel); +extern int efx_farch_ev_init(struct efx_channel *channel); +extern void efx_farch_ev_fini(struct efx_channel *channel); +extern void efx_farch_ev_remove(struct efx_channel *channel); +extern int efx_farch_ev_process(struct efx_channel *channel, int quota); +extern void efx_farch_ev_read_ack(struct efx_channel *channel); +extern void efx_farch_ev_test_generate(struct efx_channel *channel); + +/* Falcon/Siena filter operations */ +extern int efx_farch_filter_table_probe(struct efx_nic *efx); +extern void efx_farch_filter_table_restore(struct efx_nic *efx); +extern void efx_farch_filter_table_remove(struct efx_nic *efx); +extern void efx_farch_filter_update_rx_scatter(struct efx_nic *efx); +extern s32 efx_farch_filter_insert(struct efx_nic *efx, + struct efx_filter_spec *spec, bool replace); +extern int efx_farch_filter_remove_safe(struct efx_nic *efx, + enum efx_filter_priority priority, + u32 filter_id); +extern int efx_farch_filter_get_safe(struct efx_nic *efx, + enum efx_filter_priority priority, + u32 filter_id, struct efx_filter_spec *); +extern void efx_farch_filter_clear_rx(struct efx_nic *efx, + enum efx_filter_priority priority); +extern u32 efx_farch_filter_count_rx_used(struct efx_nic *efx, + enum efx_filter_priority priority); +extern u32 efx_farch_filter_get_rx_id_limit(struct efx_nic *efx); +extern s32 efx_farch_filter_get_rx_ids(struct efx_nic *efx, + enum efx_filter_priority priority, + u32 *buf, u32 size); +#ifdef CONFIG_RFS_ACCEL +extern s32 efx_farch_filter_rfs_insert(struct efx_nic *efx, + struct efx_filter_spec *spec); +extern bool efx_farch_filter_rfs_expire_one(struct efx_nic *efx, u32 flow_id, + unsigned int index); +#endif +extern void efx_farch_filter_sync_rx_mode(struct efx_nic *efx); + +extern bool efx_nic_event_present(struct efx_channel *channel); /* Some statistics are computed as A - B where A and B each increase * linearly with some hardware counter(s) and the counters are read @@ -322,16 +665,18 @@ static inline void efx_update_diff_stat(u64 *stat, u64 diff) *stat = diff; } -/* Interrupts and test events */ +/* Interrupts */ extern int efx_nic_init_interrupt(struct efx_nic *efx); -extern void efx_nic_enable_interrupts(struct efx_nic *efx); -extern void efx_nic_event_test_start(struct efx_channel *channel); extern void efx_nic_irq_test_start(struct efx_nic *efx); -extern void efx_nic_disable_interrupts(struct efx_nic *efx); extern void efx_nic_fini_interrupt(struct efx_nic *efx); -extern irqreturn_t efx_nic_fatal_interrupt(struct efx_nic *efx); -extern irqreturn_t falcon_legacy_interrupt_a1(int irq, void *dev_id); -extern void falcon_irq_ack_a1(struct efx_nic *efx); + +/* Falcon/Siena interrupts */ +extern void efx_farch_irq_enable_master(struct efx_nic *efx); +extern void efx_farch_irq_test_generate(struct efx_nic *efx); +extern void efx_farch_irq_disable_master(struct efx_nic *efx); +extern irqreturn_t efx_farch_msi_interrupt(int irq, void *dev_id); +extern irqreturn_t efx_farch_legacy_interrupt(int irq, void *dev_id); +extern irqreturn_t efx_farch_fatal_interrupt(struct efx_nic *efx); static inline int efx_nic_event_test_irq_cpu(struct efx_channel *channel) { @@ -345,69 +690,47 @@ static inline int efx_nic_irq_test_irq_cpu(struct efx_nic *efx) /* Global Resources */ extern int efx_nic_flush_queues(struct efx_nic *efx); extern void siena_prepare_flush(struct efx_nic *efx); +extern int efx_farch_fini_dmaq(struct efx_nic *efx); extern void siena_finish_flush(struct efx_nic *efx); extern void falcon_start_nic_stats(struct efx_nic *efx); extern void falcon_stop_nic_stats(struct efx_nic *efx); -extern void falcon_setup_xaui(struct efx_nic *efx); extern int falcon_reset_xaui(struct efx_nic *efx); -extern void -efx_nic_dimension_resources(struct efx_nic *efx, unsigned sram_lim_qw); -extern void efx_nic_init_common(struct efx_nic *efx); -extern void efx_nic_push_rx_indir_table(struct efx_nic *efx); +extern void efx_farch_dimension_resources(struct efx_nic *efx, unsigned sram_lim_qw); +extern void efx_farch_init_common(struct efx_nic *efx); +extern void efx_ef10_handle_drain_event(struct efx_nic *efx); +static inline void efx_nic_push_rx_indir_table(struct efx_nic *efx) +{ + efx->type->rx_push_indir_table(efx); +} +extern void efx_farch_rx_push_indir_table(struct efx_nic *efx); int efx_nic_alloc_buffer(struct efx_nic *efx, struct efx_buffer *buffer, - unsigned int len); + unsigned int len, gfp_t gfp_flags); void efx_nic_free_buffer(struct efx_nic *efx, struct efx_buffer *buffer); /* Tests */ -struct efx_nic_register_test { +struct efx_farch_register_test { unsigned address; efx_oword_t mask; }; -extern int efx_nic_test_registers(struct efx_nic *efx, - const struct efx_nic_register_test *regs, - size_t n_regs); +extern int efx_farch_test_registers(struct efx_nic *efx, + const struct efx_farch_register_test *regs, + size_t n_regs); extern size_t efx_nic_get_regs_len(struct efx_nic *efx); extern void efx_nic_get_regs(struct efx_nic *efx, void *buf); -/************************************************************************** - * - * Falcon MAC stats - * - ************************************************************************** - */ +extern size_t +efx_nic_describe_stats(const struct efx_hw_stat_desc *desc, size_t count, + const unsigned long *mask, u8 *names); +extern void +efx_nic_update_stats(const struct efx_hw_stat_desc *desc, size_t count, + const unsigned long *mask, + u64 *stats, const void *dma_buf, bool accumulate); + +#define EFX_MAX_FLUSH_TIME 5000 -#define FALCON_STAT_OFFSET(falcon_stat) EFX_VAL(falcon_stat, offset) -#define FALCON_STAT_WIDTH(falcon_stat) EFX_VAL(falcon_stat, WIDTH) - -/* Retrieve statistic from statistics block */ -#define FALCON_STAT(efx, falcon_stat, efx_stat) do { \ - if (FALCON_STAT_WIDTH(falcon_stat) == 16) \ - (efx)->mac_stats.efx_stat += le16_to_cpu( \ - *((__force __le16 *) \ - (efx->stats_buffer.addr + \ - FALCON_STAT_OFFSET(falcon_stat)))); \ - else if (FALCON_STAT_WIDTH(falcon_stat) == 32) \ - (efx)->mac_stats.efx_stat += le32_to_cpu( \ - *((__force __le32 *) \ - (efx->stats_buffer.addr + \ - FALCON_STAT_OFFSET(falcon_stat)))); \ - else \ - (efx)->mac_stats.efx_stat += le64_to_cpu( \ - *((__force __le64 *) \ - (efx->stats_buffer.addr + \ - FALCON_STAT_OFFSET(falcon_stat)))); \ - } while (0) - -#define FALCON_MAC_STATS_SIZE 0x100 - -#define MAC_DATA_LBN 0 -#define MAC_DATA_WIDTH 32 - -extern void efx_generate_event(struct efx_nic *efx, unsigned int evq, - efx_qword_t *event); - -extern void falcon_poll_xmac(struct efx_nic *efx); +extern void efx_farch_generate_event(struct efx_nic *efx, unsigned int evq, + efx_qword_t *event); #endif /* EFX_NIC_H */ |