Index: head/sys/dev/sfxge/common/ef10_impl.h =================================================================== --- head/sys/dev/sfxge/common/ef10_impl.h (revision 341020) +++ head/sys/dev/sfxge/common/ef10_impl.h (revision 341021) @@ -1,1215 +1,1229 @@ /*- * Copyright (c) 2015-2016 Solarflare Communications Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are * those of the authors and should not be interpreted as representing official * policies, either expressed or implied, of the FreeBSD Project. * * $FreeBSD$ */ #ifndef _SYS_EF10_IMPL_H #define _SYS_EF10_IMPL_H #ifdef __cplusplus extern "C" { #endif -#if (EFSYS_OPT_HUNTINGTON && EFSYS_OPT_MEDFORD) -#define EF10_MAX_PIOBUF_NBUFS MAX(HUNT_PIOBUF_NBUFS, MEDFORD_PIOBUF_NBUFS) -#elif EFSYS_OPT_HUNTINGTON -#define EF10_MAX_PIOBUF_NBUFS HUNT_PIOBUF_NBUFS -#elif EFSYS_OPT_MEDFORD -#define EF10_MAX_PIOBUF_NBUFS MEDFORD_PIOBUF_NBUFS -#endif + +/* Number of hardware PIO buffers (for compile-time resource dimensions) */ +#define EF10_MAX_PIOBUF_NBUFS (16) + +#if EFSYS_OPT_HUNTINGTON +# if (EF10_MAX_PIOBUF_NBUFS < HUNT_PIOBUF_NBUFS) +# error "EF10_MAX_PIOBUF_NBUFS too small" +# endif +#endif /* EFSYS_OPT_HUNTINGTON */ +#if EFSYS_OPT_MEDFORD +# if (EF10_MAX_PIOBUF_NBUFS < MEDFORD_PIOBUF_NBUFS) +# error "EF10_MAX_PIOBUF_NBUFS too small" +# endif +#endif /* EFSYS_OPT_MEDFORD */ +#if EFSYS_OPT_MEDFORD2 +# if (EF10_MAX_PIOBUF_NBUFS < MEDFORD2_PIOBUF_NBUFS) +# error "EF10_MAX_PIOBUF_NBUFS too small" +# endif +#endif /* EFSYS_OPT_MEDFORD2 */ + + /* * FIXME: This is just a power of 2 which fits in an MCDI v1 message, and could * possibly be increased, or the write size reported by newer firmware used * instead. */ #define EF10_NVRAM_CHUNK 0x80 /* * Alignment requirement for value written to RX WPTR: the WPTR must be aligned * to an 8 descriptor boundary. */ #define EF10_RX_WPTR_ALIGN 8 /* * Max byte offset into the packet the TCP header must start for the hardware * to be able to parse the packet correctly. */ #define EF10_TCP_HEADER_OFFSET_LIMIT 208 /* Invalid RSS context handle */ #define EF10_RSS_CONTEXT_INVALID (0xffffffff) /* EV */ __checkReturn efx_rc_t ef10_ev_init( __in efx_nic_t *enp); void ef10_ev_fini( __in efx_nic_t *enp); __checkReturn efx_rc_t ef10_ev_qcreate( __in efx_nic_t *enp, __in unsigned int index, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, __in uint32_t us, __in uint32_t flags, __in efx_evq_t *eep); void ef10_ev_qdestroy( __in efx_evq_t *eep); __checkReturn efx_rc_t ef10_ev_qprime( __in efx_evq_t *eep, __in unsigned int count); void ef10_ev_qpost( __in efx_evq_t *eep, __in uint16_t data); __checkReturn efx_rc_t ef10_ev_qmoderate( __in efx_evq_t *eep, __in unsigned int us); #if EFSYS_OPT_QSTATS void ef10_ev_qstats_update( __in efx_evq_t *eep, __inout_ecount(EV_NQSTATS) efsys_stat_t *stat); #endif /* EFSYS_OPT_QSTATS */ void ef10_ev_rxlabel_init( __in efx_evq_t *eep, __in efx_rxq_t *erp, __in unsigned int label, __in efx_rxq_type_t type); void ef10_ev_rxlabel_fini( __in efx_evq_t *eep, __in unsigned int label); /* INTR */ __checkReturn efx_rc_t ef10_intr_init( __in efx_nic_t *enp, __in efx_intr_type_t type, __in efsys_mem_t *esmp); void ef10_intr_enable( __in efx_nic_t *enp); void ef10_intr_disable( __in efx_nic_t *enp); void ef10_intr_disable_unlocked( __in efx_nic_t *enp); __checkReturn efx_rc_t ef10_intr_trigger( __in efx_nic_t *enp, __in unsigned int level); void ef10_intr_status_line( __in efx_nic_t *enp, __out boolean_t *fatalp, __out uint32_t *qmaskp); void ef10_intr_status_message( __in efx_nic_t *enp, __in unsigned int message, __out boolean_t *fatalp); void ef10_intr_fatal( __in efx_nic_t *enp); void ef10_intr_fini( __in efx_nic_t *enp); /* NIC */ extern __checkReturn efx_rc_t ef10_nic_probe( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_nic_set_drv_limits( __inout efx_nic_t *enp, __in efx_drv_limits_t *edlp); extern __checkReturn efx_rc_t ef10_nic_get_vi_pool( __in efx_nic_t *enp, __out uint32_t *vi_countp); extern __checkReturn efx_rc_t ef10_nic_get_bar_region( __in efx_nic_t *enp, __in efx_nic_region_t region, __out uint32_t *offsetp, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_nic_reset( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_nic_init( __in efx_nic_t *enp); #if EFSYS_OPT_DIAG extern __checkReturn efx_rc_t ef10_nic_register_test( __in efx_nic_t *enp); #endif /* EFSYS_OPT_DIAG */ extern void ef10_nic_fini( __in efx_nic_t *enp); extern void ef10_nic_unprobe( __in efx_nic_t *enp); /* MAC */ extern __checkReturn efx_rc_t ef10_mac_poll( __in efx_nic_t *enp, __out efx_link_mode_t *link_modep); extern __checkReturn efx_rc_t ef10_mac_up( __in efx_nic_t *enp, __out boolean_t *mac_upp); extern __checkReturn efx_rc_t ef10_mac_addr_set( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_mac_pdu_set( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_mac_pdu_get( __in efx_nic_t *enp, __out size_t *pdu); extern __checkReturn efx_rc_t ef10_mac_reconfigure( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_mac_multicast_list_set( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_mac_filter_default_rxq_set( __in efx_nic_t *enp, __in efx_rxq_t *erp, __in boolean_t using_rss); extern void ef10_mac_filter_default_rxq_clear( __in efx_nic_t *enp); #if EFSYS_OPT_LOOPBACK extern __checkReturn efx_rc_t ef10_mac_loopback_set( __in efx_nic_t *enp, __in efx_link_mode_t link_mode, __in efx_loopback_type_t loopback_type); #endif /* EFSYS_OPT_LOOPBACK */ #if EFSYS_OPT_MAC_STATS extern __checkReturn efx_rc_t ef10_mac_stats_get_mask( __in efx_nic_t *enp, __inout_bcount(mask_size) uint32_t *maskp, __in size_t mask_size); extern __checkReturn efx_rc_t ef10_mac_stats_update( __in efx_nic_t *enp, __in efsys_mem_t *esmp, __inout_ecount(EFX_MAC_NSTATS) efsys_stat_t *stat, __inout_opt uint32_t *generationp); #endif /* EFSYS_OPT_MAC_STATS */ /* MCDI */ #if EFSYS_OPT_MCDI extern __checkReturn efx_rc_t ef10_mcdi_init( __in efx_nic_t *enp, __in const efx_mcdi_transport_t *mtp); extern void ef10_mcdi_fini( __in efx_nic_t *enp); extern void ef10_mcdi_send_request( __in efx_nic_t *enp, __in_bcount(hdr_len) void *hdrp, __in size_t hdr_len, __in_bcount(sdu_len) void *sdup, __in size_t sdu_len); extern __checkReturn boolean_t ef10_mcdi_poll_response( __in efx_nic_t *enp); extern void ef10_mcdi_read_response( __in efx_nic_t *enp, __out_bcount(length) void *bufferp, __in size_t offset, __in size_t length); extern efx_rc_t ef10_mcdi_poll_reboot( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_mcdi_feature_supported( __in efx_nic_t *enp, __in efx_mcdi_feature_id_t id, __out boolean_t *supportedp); extern void ef10_mcdi_get_timeout( __in efx_nic_t *enp, __in efx_mcdi_req_t *emrp, __out uint32_t *timeoutp); #endif /* EFSYS_OPT_MCDI */ /* NVRAM */ #if EFSYS_OPT_NVRAM || EFSYS_OPT_VPD extern __checkReturn efx_rc_t ef10_nvram_buf_read_tlv( __in efx_nic_t *enp, __in_bcount(max_seg_size) caddr_t seg_data, __in size_t max_seg_size, __in uint32_t tag, __deref_out_bcount_opt(*sizep) caddr_t *datap, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_nvram_buf_write_tlv( __inout_bcount(partn_size) caddr_t partn_data, __in size_t partn_size, __in uint32_t tag, __in_bcount(tag_size) caddr_t tag_data, __in size_t tag_size, __out size_t *total_lengthp); extern __checkReturn efx_rc_t ef10_nvram_partn_read_tlv( __in efx_nic_t *enp, __in uint32_t partn, __in uint32_t tag, __deref_out_bcount_opt(*sizep) caddr_t *datap, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_nvram_partn_write_tlv( __in efx_nic_t *enp, __in uint32_t partn, __in uint32_t tag, __in_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_nvram_partn_write_segment_tlv( __in efx_nic_t *enp, __in uint32_t partn, __in uint32_t tag, __in_bcount(size) caddr_t data, __in size_t size, __in boolean_t all_segments); extern __checkReturn efx_rc_t ef10_nvram_partn_lock( __in efx_nic_t *enp, __in uint32_t partn); extern __checkReturn efx_rc_t ef10_nvram_partn_unlock( __in efx_nic_t *enp, __in uint32_t partn, __out_opt uint32_t *resultp); #endif /* EFSYS_OPT_NVRAM || EFSYS_OPT_VPD */ #if EFSYS_OPT_NVRAM #if EFSYS_OPT_DIAG extern __checkReturn efx_rc_t ef10_nvram_test( __in efx_nic_t *enp); #endif /* EFSYS_OPT_DIAG */ extern __checkReturn efx_rc_t ef10_nvram_type_to_partn( __in efx_nic_t *enp, __in efx_nvram_type_t type, __out uint32_t *partnp); extern __checkReturn efx_rc_t ef10_nvram_partn_size( __in efx_nic_t *enp, __in uint32_t partn, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_nvram_partn_rw_start( __in efx_nic_t *enp, __in uint32_t partn, __out size_t *chunk_sizep); extern __checkReturn efx_rc_t ef10_nvram_partn_read_mode( __in efx_nic_t *enp, __in uint32_t partn, __in unsigned int offset, __out_bcount(size) caddr_t data, __in size_t size, __in uint32_t mode); extern __checkReturn efx_rc_t ef10_nvram_partn_read( __in efx_nic_t *enp, __in uint32_t partn, __in unsigned int offset, __out_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_nvram_partn_read_backup( __in efx_nic_t *enp, __in uint32_t partn, __in unsigned int offset, __out_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_nvram_partn_erase( __in efx_nic_t *enp, __in uint32_t partn, __in unsigned int offset, __in size_t size); extern __checkReturn efx_rc_t ef10_nvram_partn_write( __in efx_nic_t *enp, __in uint32_t partn, __in unsigned int offset, __out_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_nvram_partn_rw_finish( __in efx_nic_t *enp, __in uint32_t partn, __out_opt uint32_t *verify_resultp); extern __checkReturn efx_rc_t ef10_nvram_partn_get_version( __in efx_nic_t *enp, __in uint32_t partn, __out uint32_t *subtypep, __out_ecount(4) uint16_t version[4]); extern __checkReturn efx_rc_t ef10_nvram_partn_set_version( __in efx_nic_t *enp, __in uint32_t partn, __in_ecount(4) uint16_t version[4]); extern __checkReturn efx_rc_t ef10_nvram_buffer_validate( __in efx_nic_t *enp, __in uint32_t partn, __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size); extern __checkReturn efx_rc_t ef10_nvram_buffer_create( __in efx_nic_t *enp, __in uint16_t partn_type, __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size); extern __checkReturn efx_rc_t ef10_nvram_buffer_find_item_start( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __out uint32_t *startp); extern __checkReturn efx_rc_t ef10_nvram_buffer_find_end( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __in uint32_t offset, __out uint32_t *endp); extern __checkReturn __success(return != B_FALSE) boolean_t ef10_nvram_buffer_find_item( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __in uint32_t offset, __out uint32_t *startp, __out uint32_t *lengthp); extern __checkReturn efx_rc_t ef10_nvram_buffer_get_item( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __in uint32_t offset, __in uint32_t length, __out_bcount_part(item_max_size, *lengthp) caddr_t itemp, __in size_t item_max_size, __out uint32_t *lengthp); extern __checkReturn efx_rc_t ef10_nvram_buffer_insert_item( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __in uint32_t offset, __in_bcount(length) caddr_t keyp, __in uint32_t length, __out uint32_t *lengthp); extern __checkReturn efx_rc_t ef10_nvram_buffer_delete_item( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size, __in uint32_t offset, __in uint32_t length, __in uint32_t end); extern __checkReturn efx_rc_t ef10_nvram_buffer_finish( __in_bcount(buffer_size) caddr_t bufferp, __in size_t buffer_size); #endif /* EFSYS_OPT_NVRAM */ /* PHY */ typedef struct ef10_link_state_s { uint32_t els_adv_cap_mask; uint32_t els_lp_cap_mask; unsigned int els_fcntl; efx_link_mode_t els_link_mode; #if EFSYS_OPT_LOOPBACK efx_loopback_type_t els_loopback; #endif boolean_t els_mac_up; } ef10_link_state_t; extern void ef10_phy_link_ev( __in efx_nic_t *enp, __in efx_qword_t *eqp, __out efx_link_mode_t *link_modep); extern __checkReturn efx_rc_t ef10_phy_get_link( __in efx_nic_t *enp, __out ef10_link_state_t *elsp); extern __checkReturn efx_rc_t ef10_phy_power( __in efx_nic_t *enp, __in boolean_t on); extern __checkReturn efx_rc_t ef10_phy_reconfigure( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_phy_verify( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_phy_oui_get( __in efx_nic_t *enp, __out uint32_t *ouip); #if EFSYS_OPT_PHY_STATS extern __checkReturn efx_rc_t ef10_phy_stats_update( __in efx_nic_t *enp, __in efsys_mem_t *esmp, __inout_ecount(EFX_PHY_NSTATS) uint32_t *stat); #endif /* EFSYS_OPT_PHY_STATS */ #if EFSYS_OPT_BIST extern __checkReturn efx_rc_t ef10_bist_enable_offline( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_bist_start( __in efx_nic_t *enp, __in efx_bist_type_t type); extern __checkReturn efx_rc_t ef10_bist_poll( __in efx_nic_t *enp, __in efx_bist_type_t type, __out efx_bist_result_t *resultp, __out_opt __drv_when(count > 0, __notnull) uint32_t *value_maskp, __out_ecount_opt(count) __drv_when(count > 0, __notnull) unsigned long *valuesp, __in size_t count); extern void ef10_bist_stop( __in efx_nic_t *enp, __in efx_bist_type_t type); #endif /* EFSYS_OPT_BIST */ /* TX */ extern __checkReturn efx_rc_t ef10_tx_init( __in efx_nic_t *enp); extern void ef10_tx_fini( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_tx_qcreate( __in efx_nic_t *enp, __in unsigned int index, __in unsigned int label, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, __in uint16_t flags, __in efx_evq_t *eep, __in efx_txq_t *etp, __out unsigned int *addedp); extern void ef10_tx_qdestroy( __in efx_txq_t *etp); extern __checkReturn efx_rc_t ef10_tx_qpost( __in efx_txq_t *etp, __in_ecount(ndescs) efx_buffer_t *ebp, __in unsigned int ndescs, __in unsigned int completed, __inout unsigned int *addedp); extern void ef10_tx_qpush( __in efx_txq_t *etp, __in unsigned int added, __in unsigned int pushed); #if EFSYS_OPT_RX_PACKED_STREAM extern void ef10_rx_qpush_ps_credits( __in efx_rxq_t *erp); extern __checkReturn uint8_t * ef10_rx_qps_packet_info( __in efx_rxq_t *erp, __in uint8_t *buffer, __in uint32_t buffer_length, __in uint32_t current_offset, __out uint16_t *lengthp, __out uint32_t *next_offsetp, __out uint32_t *timestamp); #endif extern __checkReturn efx_rc_t ef10_tx_qpace( __in efx_txq_t *etp, __in unsigned int ns); extern __checkReturn efx_rc_t ef10_tx_qflush( __in efx_txq_t *etp); extern void ef10_tx_qenable( __in efx_txq_t *etp); extern __checkReturn efx_rc_t ef10_tx_qpio_enable( __in efx_txq_t *etp); extern void ef10_tx_qpio_disable( __in efx_txq_t *etp); extern __checkReturn efx_rc_t ef10_tx_qpio_write( __in efx_txq_t *etp, __in_ecount(buf_length) uint8_t *buffer, __in size_t buf_length, __in size_t pio_buf_offset); extern __checkReturn efx_rc_t ef10_tx_qpio_post( __in efx_txq_t *etp, __in size_t pkt_length, __in unsigned int completed, __inout unsigned int *addedp); extern __checkReturn efx_rc_t ef10_tx_qdesc_post( __in efx_txq_t *etp, __in_ecount(n) efx_desc_t *ed, __in unsigned int n, __in unsigned int completed, __inout unsigned int *addedp); extern void ef10_tx_qdesc_dma_create( __in efx_txq_t *etp, __in efsys_dma_addr_t addr, __in size_t size, __in boolean_t eop, __out efx_desc_t *edp); extern void ef10_tx_qdesc_tso_create( __in efx_txq_t *etp, __in uint16_t ipv4_id, __in uint32_t tcp_seq, __in uint8_t tcp_flags, __out efx_desc_t *edp); extern void ef10_tx_qdesc_tso2_create( __in efx_txq_t *etp, __in uint16_t ipv4_id, __in uint32_t tcp_seq, __in uint16_t tcp_mss, __out_ecount(count) efx_desc_t *edp, __in int count); extern void ef10_tx_qdesc_vlantci_create( __in efx_txq_t *etp, __in uint16_t vlan_tci, __out efx_desc_t *edp); #if EFSYS_OPT_QSTATS extern void ef10_tx_qstats_update( __in efx_txq_t *etp, __inout_ecount(TX_NQSTATS) efsys_stat_t *stat); #endif /* EFSYS_OPT_QSTATS */ typedef uint32_t efx_piobuf_handle_t; #define EFX_PIOBUF_HANDLE_INVALID ((efx_piobuf_handle_t)-1) extern __checkReturn efx_rc_t ef10_nic_pio_alloc( __inout efx_nic_t *enp, __out uint32_t *bufnump, __out efx_piobuf_handle_t *handlep, __out uint32_t *blknump, __out uint32_t *offsetp, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_nic_pio_free( __inout efx_nic_t *enp, __in uint32_t bufnum, __in uint32_t blknum); extern __checkReturn efx_rc_t ef10_nic_pio_link( __inout efx_nic_t *enp, __in uint32_t vi_index, __in efx_piobuf_handle_t handle); extern __checkReturn efx_rc_t ef10_nic_pio_unlink( __inout efx_nic_t *enp, __in uint32_t vi_index); /* VPD */ #if EFSYS_OPT_VPD extern __checkReturn efx_rc_t ef10_vpd_init( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_vpd_size( __in efx_nic_t *enp, __out size_t *sizep); extern __checkReturn efx_rc_t ef10_vpd_read( __in efx_nic_t *enp, __out_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_vpd_verify( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_vpd_reinit( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size); extern __checkReturn efx_rc_t ef10_vpd_get( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size, __inout efx_vpd_value_t *evvp); extern __checkReturn efx_rc_t ef10_vpd_set( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size, __in efx_vpd_value_t *evvp); extern __checkReturn efx_rc_t ef10_vpd_next( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size, __out efx_vpd_value_t *evvp, __inout unsigned int *contp); extern __checkReturn efx_rc_t ef10_vpd_write( __in efx_nic_t *enp, __in_bcount(size) caddr_t data, __in size_t size); extern void ef10_vpd_fini( __in efx_nic_t *enp); #endif /* EFSYS_OPT_VPD */ /* RX */ extern __checkReturn efx_rc_t ef10_rx_init( __in efx_nic_t *enp); #if EFSYS_OPT_RX_SCATTER extern __checkReturn efx_rc_t ef10_rx_scatter_enable( __in efx_nic_t *enp, __in unsigned int buf_size); #endif /* EFSYS_OPT_RX_SCATTER */ #if EFSYS_OPT_RX_SCALE extern __checkReturn efx_rc_t ef10_rx_scale_context_alloc( __in efx_nic_t *enp, __in efx_rx_scale_context_type_t type, __in uint32_t num_queues, __out uint32_t *rss_contextp); extern __checkReturn efx_rc_t ef10_rx_scale_context_free( __in efx_nic_t *enp, __in uint32_t rss_context); extern __checkReturn efx_rc_t ef10_rx_scale_mode_set( __in efx_nic_t *enp, __in uint32_t rss_context, __in efx_rx_hash_alg_t alg, __in efx_rx_hash_type_t type, __in boolean_t insert); extern __checkReturn efx_rc_t ef10_rx_scale_key_set( __in efx_nic_t *enp, __in uint32_t rss_context, __in_ecount(n) uint8_t *key, __in size_t n); extern __checkReturn efx_rc_t ef10_rx_scale_tbl_set( __in efx_nic_t *enp, __in uint32_t rss_context, __in_ecount(n) unsigned int *table, __in size_t n); extern __checkReturn uint32_t ef10_rx_prefix_hash( __in efx_nic_t *enp, __in efx_rx_hash_alg_t func, __in uint8_t *buffer); #endif /* EFSYS_OPT_RX_SCALE */ extern __checkReturn efx_rc_t ef10_rx_prefix_pktlen( __in efx_nic_t *enp, __in uint8_t *buffer, __out uint16_t *lengthp); extern void ef10_rx_qpost( __in efx_rxq_t *erp, __in_ecount(ndescs) efsys_dma_addr_t *addrp, __in size_t size, __in unsigned int ndescs, __in unsigned int completed, __in unsigned int added); extern void ef10_rx_qpush( __in efx_rxq_t *erp, __in unsigned int added, __inout unsigned int *pushedp); extern __checkReturn efx_rc_t ef10_rx_qflush( __in efx_rxq_t *erp); extern void ef10_rx_qenable( __in efx_rxq_t *erp); extern __checkReturn efx_rc_t ef10_rx_qcreate( __in efx_nic_t *enp, __in unsigned int index, __in unsigned int label, __in efx_rxq_type_t type, __in uint32_t type_data, __in efsys_mem_t *esmp, __in size_t ndescs, __in uint32_t id, __in unsigned int flags, __in efx_evq_t *eep, __in efx_rxq_t *erp); extern void ef10_rx_qdestroy( __in efx_rxq_t *erp); extern void ef10_rx_fini( __in efx_nic_t *enp); #if EFSYS_OPT_FILTER typedef struct ef10_filter_handle_s { uint32_t efh_lo; uint32_t efh_hi; } ef10_filter_handle_t; typedef struct ef10_filter_entry_s { uintptr_t efe_spec; /* pointer to filter spec plus busy bit */ ef10_filter_handle_t efe_handle; } ef10_filter_entry_t; /* * BUSY flag indicates that an update is in progress. * AUTO_OLD flag is used to mark and sweep MAC packet filters. */ #define EFX_EF10_FILTER_FLAG_BUSY 1U #define EFX_EF10_FILTER_FLAG_AUTO_OLD 2U #define EFX_EF10_FILTER_FLAGS 3U /* * Size of the hash table used by the driver. Doesn't need to be the * same size as the hardware's table. */ #define EFX_EF10_FILTER_TBL_ROWS 8192 /* Only need to allow for one directed and one unknown unicast filter */ #define EFX_EF10_FILTER_UNICAST_FILTERS_MAX 2 /* Allow for the broadcast address to be added to the multicast list */ #define EFX_EF10_FILTER_MULTICAST_FILTERS_MAX (EFX_MAC_MULTICAST_LIST_MAX + 1) /* * For encapsulated packets, there is one filter each for each combination of * IPv4 or IPv6 outer frame, VXLAN, GENEVE or NVGRE packet type, and unicast or * multicast inner frames. */ #define EFX_EF10_FILTER_ENCAP_FILTERS_MAX 12 typedef struct ef10_filter_table_s { ef10_filter_entry_t eft_entry[EFX_EF10_FILTER_TBL_ROWS]; efx_rxq_t *eft_default_rxq; boolean_t eft_using_rss; uint32_t eft_unicst_filter_indexes[ EFX_EF10_FILTER_UNICAST_FILTERS_MAX]; uint32_t eft_unicst_filter_count; uint32_t eft_mulcst_filter_indexes[ EFX_EF10_FILTER_MULTICAST_FILTERS_MAX]; uint32_t eft_mulcst_filter_count; boolean_t eft_using_all_mulcst; uint32_t eft_encap_filter_indexes[ EFX_EF10_FILTER_ENCAP_FILTERS_MAX]; uint32_t eft_encap_filter_count; } ef10_filter_table_t; __checkReturn efx_rc_t ef10_filter_init( __in efx_nic_t *enp); void ef10_filter_fini( __in efx_nic_t *enp); __checkReturn efx_rc_t ef10_filter_restore( __in efx_nic_t *enp); __checkReturn efx_rc_t ef10_filter_add( __in efx_nic_t *enp, __inout efx_filter_spec_t *spec, __in boolean_t may_replace); __checkReturn efx_rc_t ef10_filter_delete( __in efx_nic_t *enp, __inout efx_filter_spec_t *spec); extern __checkReturn efx_rc_t ef10_filter_supported_filters( __in efx_nic_t *enp, __out_ecount(buffer_length) uint32_t *buffer, __in size_t buffer_length, __out size_t *list_lengthp); extern __checkReturn efx_rc_t ef10_filter_reconfigure( __in efx_nic_t *enp, __in_ecount(6) uint8_t const *mac_addr, __in boolean_t all_unicst, __in boolean_t mulcst, __in boolean_t all_mulcst, __in boolean_t brdcst, __in_ecount(6*count) uint8_t const *addrs, __in uint32_t count); extern void ef10_filter_get_default_rxq( __in efx_nic_t *enp, __out efx_rxq_t **erpp, __out boolean_t *using_rss); extern void ef10_filter_default_rxq_set( __in efx_nic_t *enp, __in efx_rxq_t *erp, __in boolean_t using_rss); extern void ef10_filter_default_rxq_clear( __in efx_nic_t *enp); #endif /* EFSYS_OPT_FILTER */ extern __checkReturn efx_rc_t efx_mcdi_get_function_info( __in efx_nic_t *enp, __out uint32_t *pfp, __out_opt uint32_t *vfp); extern __checkReturn efx_rc_t efx_mcdi_privilege_mask( __in efx_nic_t *enp, __in uint32_t pf, __in uint32_t vf, __out uint32_t *maskp); extern __checkReturn efx_rc_t efx_mcdi_get_port_assignment( __in efx_nic_t *enp, __out uint32_t *portp); extern __checkReturn efx_rc_t efx_mcdi_get_port_modes( __in efx_nic_t *enp, __out uint32_t *modesp, __out_opt uint32_t *current_modep); extern __checkReturn efx_rc_t ef10_nic_get_port_mode_bandwidth( __in uint32_t port_mode, __out uint32_t *bandwidth_mbpsp); extern __checkReturn efx_rc_t efx_mcdi_get_mac_address_pf( __in efx_nic_t *enp, __out_ecount_opt(6) uint8_t mac_addrp[6]); extern __checkReturn efx_rc_t efx_mcdi_get_mac_address_vf( __in efx_nic_t *enp, __out_ecount_opt(6) uint8_t mac_addrp[6]); extern __checkReturn efx_rc_t efx_mcdi_get_clock( __in efx_nic_t *enp, __out uint32_t *sys_freqp, __out uint32_t *dpcpu_freqp); extern __checkReturn efx_rc_t efx_mcdi_get_vector_cfg( __in efx_nic_t *enp, __out_opt uint32_t *vec_basep, __out_opt uint32_t *pf_nvecp, __out_opt uint32_t *vf_nvecp); extern __checkReturn efx_rc_t ef10_get_datapath_caps( __in efx_nic_t *enp); extern __checkReturn efx_rc_t ef10_get_privilege_mask( __in efx_nic_t *enp, __out uint32_t *maskp); extern __checkReturn efx_rc_t ef10_external_port_mapping( __in efx_nic_t *enp, __in uint32_t port, __out uint8_t *external_portp); #if EFSYS_OPT_RX_PACKED_STREAM /* Data space per credit in packed stream mode */ #define EFX_RX_PACKED_STREAM_MEM_PER_CREDIT (1 << 16) /* * Received packets are always aligned at this boundary. Also there always * exists a gap of this size between packets. * (see SF-112241-TC, 4.5) */ #define EFX_RX_PACKED_STREAM_ALIGNMENT 64 /* * Size of a pseudo-header prepended to received packets * in packed stream mode */ #define EFX_RX_PACKED_STREAM_RX_PREFIX_SIZE 8 /* Minimum space for packet in packed stream mode */ #define EFX_RX_PACKED_STREAM_MIN_PACKET_SPACE \ P2ROUNDUP(EFX_RX_PACKED_STREAM_RX_PREFIX_SIZE + \ EFX_MAC_PDU_MIN + \ EFX_RX_PACKED_STREAM_ALIGNMENT, \ EFX_RX_PACKED_STREAM_ALIGNMENT) /* Maximum number of credits */ #define EFX_RX_PACKED_STREAM_MAX_CREDITS 127 #endif /* EFSYS_OPT_RX_PACKED_STREAM */ #ifdef __cplusplus } #endif #endif /* _SYS_EF10_IMPL_H */ Index: head/sys/dev/sfxge/common/hunt_nic.c =================================================================== --- head/sys/dev/sfxge/common/hunt_nic.c (revision 341020) +++ head/sys/dev/sfxge/common/hunt_nic.c (revision 341021) @@ -1,412 +1,413 @@ /*- * Copyright (c) 2012-2016 Solarflare Communications Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are * those of the authors and should not be interpreted as representing official * policies, either expressed or implied, of the FreeBSD Project. */ #include __FBSDID("$FreeBSD$"); #include "efx.h" #include "efx_impl.h" #if EFSYS_OPT_MON_MCDI #include "mcdi_mon.h" #endif #if EFSYS_OPT_HUNTINGTON #include "ef10_tlv_layout.h" static __checkReturn efx_rc_t hunt_nic_get_required_pcie_bandwidth( __in efx_nic_t *enp, __out uint32_t *bandwidth_mbpsp) { uint32_t port_modes; uint32_t max_port_mode; uint32_t bandwidth; efx_rc_t rc; /* * On Huntington, the firmware may not give us the current port mode, so * we need to go by the set of available port modes and assume the most * capable mode is in use. */ if ((rc = efx_mcdi_get_port_modes(enp, &port_modes, NULL)) != 0) { /* No port mode info available */ bandwidth = 0; goto out; } if (port_modes & (1 << TLV_PORT_MODE_40G_40G)) { /* * This needs the full PCIe bandwidth (and could use * more) - roughly 64 Gbit/s for 8 lanes of Gen3. */ if ((rc = efx_nic_calculate_pcie_link_bandwidth(8, EFX_PCIE_LINK_SPEED_GEN3, &bandwidth)) != 0) goto fail1; } else { if (port_modes & (1 << TLV_PORT_MODE_40G)) { max_port_mode = TLV_PORT_MODE_40G; } else if (port_modes & (1 << TLV_PORT_MODE_10G_10G_10G_10G)) { max_port_mode = TLV_PORT_MODE_10G_10G_10G_10G; } else { /* Assume two 10G ports */ max_port_mode = TLV_PORT_MODE_10G_10G; } if ((rc = ef10_nic_get_port_mode_bandwidth(max_port_mode, &bandwidth)) != 0) goto fail2; } out: *bandwidth_mbpsp = bandwidth; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t hunt_board_cfg( __in efx_nic_t *enp) { efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); efx_nic_cfg_t *encp = &(enp->en_nic_cfg); uint8_t mac_addr[6]; uint32_t board_type = 0; ef10_link_state_t els; efx_port_t *epp = &(enp->en_port); uint32_t port; uint32_t pf; uint32_t vf; uint32_t mask; uint32_t flags; uint32_t sysclk, dpcpu_clk; uint32_t base, nvec; uint32_t bandwidth; efx_rc_t rc; if ((rc = efx_mcdi_get_port_assignment(enp, &port)) != 0) goto fail1; /* * NOTE: The MCDI protocol numbers ports from zero. * The common code MCDI interface numbers ports from one. */ emip->emi_port = port + 1; if ((rc = ef10_external_port_mapping(enp, port, &encp->enc_external_port)) != 0) goto fail2; /* * Get PCIe function number from firmware (used for * per-function privilege and dynamic config info). * - PCIe PF: pf = PF number, vf = 0xffff. * - PCIe VF: pf = parent PF, vf = VF number. */ if ((rc = efx_mcdi_get_function_info(enp, &pf, &vf)) != 0) goto fail3; encp->enc_pf = pf; encp->enc_vf = vf; /* MAC address for this function */ if (EFX_PCI_FUNCTION_IS_PF(encp)) { rc = efx_mcdi_get_mac_address_pf(enp, mac_addr); if ((rc == 0) && (mac_addr[0] & 0x02)) { /* * If the static config does not include a global MAC * address pool then the board may return a locally * administered MAC address (this should only happen on * incorrectly programmed boards). */ rc = EINVAL; } } else { rc = efx_mcdi_get_mac_address_vf(enp, mac_addr); } if (rc != 0) goto fail4; EFX_MAC_ADDR_COPY(encp->enc_mac_addr, mac_addr); /* Board configuration */ rc = efx_mcdi_get_board_cfg(enp, &board_type, NULL, NULL); if (rc != 0) { /* Unprivileged functions may not be able to read board cfg */ if (rc == EACCES) board_type = 0; else goto fail5; } encp->enc_board_type = board_type; encp->enc_clk_mult = 1; /* not used for Huntington */ /* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */ if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0) goto fail6; /* Obtain the default PHY advertised capabilities */ if ((rc = ef10_phy_get_link(enp, &els)) != 0) goto fail7; epp->ep_default_adv_cap_mask = els.els_adv_cap_mask; epp->ep_adv_cap_mask = els.els_adv_cap_mask; /* * Enable firmware workarounds for hardware errata. * Expected responses are: * - 0 (zero): * Success: workaround enabled or disabled as requested. * - MC_CMD_ERR_ENOSYS (reported as ENOTSUP): * Firmware does not support the MC_CMD_WORKAROUND request. * (assume that the workaround is not supported). * - MC_CMD_ERR_ENOENT (reported as ENOENT): * Firmware does not support the requested workaround. * - MC_CMD_ERR_EPERM (reported as EACCES): * Unprivileged function cannot enable/disable workarounds. * * See efx_mcdi_request_errcode() for MCDI error translations. */ /* * If the bug35388 workaround is enabled, then use an indirect access * method to avoid unsafe EVQ writes. */ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG35388, B_TRUE, NULL); if ((rc == 0) || (rc == EACCES)) encp->enc_bug35388_workaround = B_TRUE; else if ((rc == ENOTSUP) || (rc == ENOENT)) encp->enc_bug35388_workaround = B_FALSE; else goto fail8; /* * If the bug41750 workaround is enabled, then do not test interrupts, * as the test will fail (seen with Greenport controllers). */ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG41750, B_TRUE, NULL); if (rc == 0) { encp->enc_bug41750_workaround = B_TRUE; } else if (rc == EACCES) { /* Assume a controller with 40G ports needs the workaround. */ if (epp->ep_default_adv_cap_mask & EFX_PHY_CAP_40000FDX) encp->enc_bug41750_workaround = B_TRUE; else encp->enc_bug41750_workaround = B_FALSE; } else if ((rc == ENOTSUP) || (rc == ENOENT)) { encp->enc_bug41750_workaround = B_FALSE; } else { goto fail9; } if (EFX_PCI_FUNCTION_IS_VF(encp)) { /* Interrupt testing does not work for VFs. See bug50084. */ encp->enc_bug41750_workaround = B_TRUE; } /* * If the bug26807 workaround is enabled, then firmware has enabled * support for chained multicast filters. Firmware will reset (FLR) * functions which have filters in the hardware filter table when the * workaround is enabled/disabled. * * We must recheck if the workaround is enabled after inserting the * first hardware filter, in case it has been changed since this check. */ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG26807, B_TRUE, &flags); if (rc == 0) { encp->enc_bug26807_workaround = B_TRUE; if (flags & (1 << MC_CMD_WORKAROUND_EXT_OUT_FLR_DONE_LBN)) { /* * Other functions had installed filters before the * workaround was enabled, and they have been reset * by firmware. */ EFSYS_PROBE(bug26807_workaround_flr_done); /* FIXME: bump MC warm boot count ? */ } } else if (rc == EACCES) { /* * Unprivileged functions cannot enable the workaround in older * firmware. */ encp->enc_bug26807_workaround = B_FALSE; } else if ((rc == ENOTSUP) || (rc == ENOENT)) { encp->enc_bug26807_workaround = B_FALSE; } else { goto fail10; } /* Get clock frequencies (in MHz). */ if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0) goto fail11; /* * The Huntington timer quantum is 1536 sysclk cycles, documented for * the EV_TMR_VAL field of EV_TIMER_TBL. Scale for MHz and ns units. */ encp->enc_evq_timer_quantum_ns = 1536000UL / sysclk; /* 1536 cycles */ if (encp->enc_bug35388_workaround) { encp->enc_evq_timer_max_us = (encp->enc_evq_timer_quantum_ns << ERF_DD_EVQ_IND_TIMER_VAL_WIDTH) / 1000; } else { encp->enc_evq_timer_max_us = (encp->enc_evq_timer_quantum_ns << FRF_CZ_TC_TIMER_VAL_WIDTH) / 1000; } encp->enc_bug61265_workaround = B_FALSE; /* Medford only */ /* Check capabilities of running datapath firmware */ if ((rc = ef10_get_datapath_caps(enp)) != 0) goto fail12; /* Alignment for receive packet DMA buffers */ encp->enc_rx_buf_align_start = 1; encp->enc_rx_buf_align_end = 64; /* RX DMA end padding */ /* Alignment for WPTR updates */ encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN; /* * Maximum number of exclusive RSS contexts which can be allocated. The * hardware supports 64, but 6 are reserved for shared contexts. They * are a global resource so not all may be available. */ encp->enc_rx_scale_max_exclusive_contexts = 58; encp->enc_tx_dma_desc_size_max = EFX_MASK32(ESF_DZ_RX_KER_BYTE_CNT); /* No boundary crossing limits */ encp->enc_tx_dma_desc_boundary = 0; /* * Set resource limits for MC_CMD_ALLOC_VIS. Note that we cannot use * MC_CMD_GET_RESOURCE_LIMITS here as that reports the available * resources (allocated to this PCIe function), which is zero until * after we have allocated VIs. */ encp->enc_evq_limit = 1024; encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET; encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET; /* * The workaround for bug35388 uses the top bit of transmit queue * descriptor writes, preventing the use of 4096 descriptor TXQs. */ encp->enc_txq_max_ndescs = encp->enc_bug35388_workaround ? 2048 : 4096; encp->enc_buftbl_limit = 0xFFFFFFFF; + EFX_STATIC_ASSERT(HUNT_PIOBUF_NBUFS <= EF10_MAX_PIOBUF_NBUFS); encp->enc_piobuf_limit = HUNT_PIOBUF_NBUFS; encp->enc_piobuf_size = HUNT_PIOBUF_SIZE; encp->enc_piobuf_min_alloc_size = HUNT_MIN_PIO_ALLOC_SIZE; /* * Get the current privilege mask. Note that this may be modified * dynamically, so this value is informational only. DO NOT use * the privilege mask to check for sufficient privileges, as that * can result in time-of-check/time-of-use bugs. */ if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0) goto fail13; encp->enc_privilege_mask = mask; /* Get interrupt vector limits */ if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) { if (EFX_PCI_FUNCTION_IS_PF(encp)) goto fail14; /* Ignore error (cannot query vector limits from a VF). */ base = 0; nvec = 1024; } encp->enc_intr_vec_base = base; encp->enc_intr_limit = nvec; /* * Maximum number of bytes into the frame the TCP header can start for * firmware assisted TSO to work. */ encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT; if ((rc = hunt_nic_get_required_pcie_bandwidth(enp, &bandwidth)) != 0) goto fail15; encp->enc_required_pcie_bandwidth_mbps = bandwidth; /* All Huntington devices have a PCIe Gen3, 8 lane connector */ encp->enc_max_pcie_link_gen = EFX_PCIE_LINK_SPEED_GEN3; return (0); fail15: EFSYS_PROBE(fail15); fail14: EFSYS_PROBE(fail14); fail13: EFSYS_PROBE(fail13); fail12: EFSYS_PROBE(fail12); fail11: EFSYS_PROBE(fail11); fail10: EFSYS_PROBE(fail10); fail9: EFSYS_PROBE(fail9); fail8: EFSYS_PROBE(fail8); fail7: EFSYS_PROBE(fail7); fail6: EFSYS_PROBE(fail6); fail5: EFSYS_PROBE(fail5); fail4: EFSYS_PROBE(fail4); fail3: EFSYS_PROBE(fail3); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } #endif /* EFSYS_OPT_HUNTINGTON */ Index: head/sys/dev/sfxge/common/medford2_nic.c =================================================================== --- head/sys/dev/sfxge/common/medford2_nic.c (revision 341020) +++ head/sys/dev/sfxge/common/medford2_nic.c (revision 341021) @@ -1,417 +1,418 @@ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2015-2018 Solarflare Communications Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are * those of the authors and should not be interpreted as representing official * policies, either expressed or implied, of the FreeBSD Project. */ #include __FBSDID("$FreeBSD$"); #include "efx.h" #include "efx_impl.h" #if EFSYS_OPT_MEDFORD2 static __checkReturn efx_rc_t efx_mcdi_get_rxdp_config( __in efx_nic_t *enp, __out uint32_t *end_paddingp) { efx_mcdi_req_t req; uint8_t payload[MAX(MC_CMD_GET_RXDP_CONFIG_IN_LEN, MC_CMD_GET_RXDP_CONFIG_OUT_LEN)]; uint32_t end_padding; efx_rc_t rc; memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_GET_RXDP_CONFIG; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_GET_RXDP_CONFIG_IN_LEN; req.emr_out_buf = payload; req.emr_out_length = MC_CMD_GET_RXDP_CONFIG_OUT_LEN; efx_mcdi_execute(enp, &req); if (req.emr_rc != 0) { rc = req.emr_rc; goto fail1; } if (MCDI_OUT_DWORD_FIELD(req, GET_RXDP_CONFIG_OUT_DATA, GET_RXDP_CONFIG_OUT_PAD_HOST_DMA) == 0) { /* RX DMA end padding is disabled */ end_padding = 0; } else { switch (MCDI_OUT_DWORD_FIELD(req, GET_RXDP_CONFIG_OUT_DATA, GET_RXDP_CONFIG_OUT_PAD_HOST_LEN)) { case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_64: end_padding = 64; break; case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_128: end_padding = 128; break; case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_256: end_padding = 256; break; default: rc = ENOTSUP; goto fail2; } } *end_paddingp = end_padding; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } static __checkReturn efx_rc_t medford2_nic_get_required_pcie_bandwidth( __in efx_nic_t *enp, __out uint32_t *bandwidth_mbpsp) { uint32_t port_modes; uint32_t current_mode; uint32_t bandwidth; efx_rc_t rc; /* FIXME: support new Medford2 dynamic port modes */ if ((rc = efx_mcdi_get_port_modes(enp, &port_modes, ¤t_mode)) != 0) { /* No port mode info available. */ bandwidth = 0; goto out; } if ((rc = ef10_nic_get_port_mode_bandwidth(current_mode, &bandwidth)) != 0) goto fail1; out: *bandwidth_mbpsp = bandwidth; return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t medford2_board_cfg( __in efx_nic_t *enp) { efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); efx_nic_cfg_t *encp = &(enp->en_nic_cfg); uint8_t mac_addr[6] = { 0 }; uint32_t board_type = 0; ef10_link_state_t els; efx_port_t *epp = &(enp->en_port); uint32_t port; uint32_t pf; uint32_t vf; uint32_t mask; uint32_t sysclk, dpcpu_clk; uint32_t base, nvec; uint32_t end_padding; uint32_t bandwidth; efx_rc_t rc; /* * FIXME: Likely to be incomplete and incorrect. * Parts of this should be shared with Huntington. */ if ((rc = efx_mcdi_get_port_assignment(enp, &port)) != 0) goto fail1; /* * NOTE: The MCDI protocol numbers ports from zero. * The common code MCDI interface numbers ports from one. */ emip->emi_port = port + 1; if ((rc = ef10_external_port_mapping(enp, port, &encp->enc_external_port)) != 0) goto fail2; /* * Get PCIe function number from firmware (used for * per-function privilege and dynamic config info). * - PCIe PF: pf = PF number, vf = 0xffff. * - PCIe VF: pf = parent PF, vf = VF number. */ if ((rc = efx_mcdi_get_function_info(enp, &pf, &vf)) != 0) goto fail3; encp->enc_pf = pf; encp->enc_vf = vf; /* MAC address for this function */ if (EFX_PCI_FUNCTION_IS_PF(encp)) { rc = efx_mcdi_get_mac_address_pf(enp, mac_addr); #if EFSYS_OPT_ALLOW_UNCONFIGURED_NIC /* * Disable static config checking for Medford NICs, ONLY * for manufacturing test and setup at the factory, to * allow the static config to be installed. */ #else /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ if ((rc == 0) && (mac_addr[0] & 0x02)) { /* * If the static config does not include a global MAC * address pool then the board may return a locally * administered MAC address (this should only happen on * incorrectly programmed boards). */ rc = EINVAL; } #endif /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ } else { rc = efx_mcdi_get_mac_address_vf(enp, mac_addr); } if (rc != 0) goto fail4; EFX_MAC_ADDR_COPY(encp->enc_mac_addr, mac_addr); /* Board configuration */ rc = efx_mcdi_get_board_cfg(enp, &board_type, NULL, NULL); if (rc != 0) { /* Unprivileged functions may not be able to read board cfg */ if (rc == EACCES) board_type = 0; else goto fail5; } encp->enc_board_type = board_type; encp->enc_clk_mult = 1; /* not used for Medford2 */ /* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */ if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0) goto fail6; /* Obtain the default PHY advertised capabilities */ if ((rc = ef10_phy_get_link(enp, &els)) != 0) goto fail7; epp->ep_default_adv_cap_mask = els.els_adv_cap_mask; epp->ep_adv_cap_mask = els.els_adv_cap_mask; /* * Enable firmware workarounds for hardware errata. * Expected responses are: * - 0 (zero): * Success: workaround enabled or disabled as requested. * - MC_CMD_ERR_ENOSYS (reported as ENOTSUP): * Firmware does not support the MC_CMD_WORKAROUND request. * (assume that the workaround is not supported). * - MC_CMD_ERR_ENOENT (reported as ENOENT): * Firmware does not support the requested workaround. * - MC_CMD_ERR_EPERM (reported as EACCES): * Unprivileged function cannot enable/disable workarounds. * * See efx_mcdi_request_errcode() for MCDI error translations. */ if (EFX_PCI_FUNCTION_IS_VF(encp)) { /* * Interrupt testing does not work for VFs. See bug50084. * FIXME: Does this still apply to Medford2? */ encp->enc_bug41750_workaround = B_TRUE; } /* Chained multicast is always enabled on Medford2 */ encp->enc_bug26807_workaround = B_TRUE; /* * If the bug61265 workaround is enabled, then interrupt holdoff timers * cannot be controlled by timer table writes, so MCDI must be used * (timer table writes can still be used for wakeup timers). */ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG61265, B_TRUE, NULL); if ((rc == 0) || (rc == EACCES)) encp->enc_bug61265_workaround = B_TRUE; else if ((rc == ENOTSUP) || (rc == ENOENT)) encp->enc_bug61265_workaround = B_FALSE; else goto fail8; /* Get clock frequencies (in MHz). */ if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0) goto fail9; /* * The Medford2 timer quantum is 1536 dpcpu_clk cycles, documented for * the EV_TMR_VAL field of EV_TIMER_TBL. Scale for MHz and ns units. */ encp->enc_evq_timer_quantum_ns = 1536000UL / dpcpu_clk; /* 1536 cycles */ encp->enc_evq_timer_max_us = (encp->enc_evq_timer_quantum_ns << FRF_CZ_TC_TIMER_VAL_WIDTH) / 1000; /* Check capabilities of running datapath firmware */ if ((rc = ef10_get_datapath_caps(enp)) != 0) goto fail10; /* Alignment for receive packet DMA buffers */ encp->enc_rx_buf_align_start = 1; /* Get the RX DMA end padding alignment configuration */ if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0) { if (rc != EACCES) goto fail11; /* Assume largest tail padding size supported by hardware */ end_padding = 256; } encp->enc_rx_buf_align_end = end_padding; /* Alignment for WPTR updates */ encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN; /* * Maximum number of exclusive RSS contexts which can be allocated. The * hardware supports 64, but 6 are reserved for shared contexts. They * are a global resource so not all may be available. */ encp->enc_rx_scale_max_exclusive_contexts = 58; encp->enc_tx_dma_desc_size_max = EFX_MASK32(ESF_DZ_RX_KER_BYTE_CNT); /* No boundary crossing limits */ encp->enc_tx_dma_desc_boundary = 0; /* * Set resource limits for MC_CMD_ALLOC_VIS. Note that we cannot use * MC_CMD_GET_RESOURCE_LIMITS here as that reports the available * resources (allocated to this PCIe function), which is zero until * after we have allocated VIs. */ encp->enc_evq_limit = 1024; encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET; encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET; /* * The maximum supported transmit queue size is 2048. TXQs with 4096 * descriptors are not supported as the top bit is used for vfifo * stuffing. */ encp->enc_txq_max_ndescs = 2048; encp->enc_buftbl_limit = 0xFFFFFFFF; + EFX_STATIC_ASSERT(MEDFORD2_PIOBUF_NBUFS <= EF10_MAX_PIOBUF_NBUFS); encp->enc_piobuf_limit = MEDFORD2_PIOBUF_NBUFS; encp->enc_piobuf_size = MEDFORD2_PIOBUF_SIZE; encp->enc_piobuf_min_alloc_size = MEDFORD2_MIN_PIO_ALLOC_SIZE; /* * Get the current privilege mask. Note that this may be modified * dynamically, so this value is informational only. DO NOT use * the privilege mask to check for sufficient privileges, as that * can result in time-of-check/time-of-use bugs. */ if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0) goto fail12; encp->enc_privilege_mask = mask; /* Get interrupt vector limits */ if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) { if (EFX_PCI_FUNCTION_IS_PF(encp)) goto fail13; /* Ignore error (cannot query vector limits from a VF). */ base = 0; nvec = 1024; } encp->enc_intr_vec_base = base; encp->enc_intr_limit = nvec; /* * Maximum number of bytes into the frame the TCP header can start for * firmware assisted TSO to work. */ encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT; /* * Medford2 stores a single global copy of VPD, not per-PF as on * Huntington. */ encp->enc_vpd_is_global = B_TRUE; rc = medford2_nic_get_required_pcie_bandwidth(enp, &bandwidth); if (rc != 0) goto fail14; encp->enc_required_pcie_bandwidth_mbps = bandwidth; encp->enc_max_pcie_link_gen = EFX_PCIE_LINK_SPEED_GEN3; return (0); fail14: EFSYS_PROBE(fail14); fail13: EFSYS_PROBE(fail13); fail12: EFSYS_PROBE(fail12); fail11: EFSYS_PROBE(fail11); fail10: EFSYS_PROBE(fail10); fail9: EFSYS_PROBE(fail9); fail8: EFSYS_PROBE(fail8); fail7: EFSYS_PROBE(fail7); fail6: EFSYS_PROBE(fail6); fail5: EFSYS_PROBE(fail5); fail4: EFSYS_PROBE(fail4); fail3: EFSYS_PROBE(fail3); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } #endif /* EFSYS_OPT_MEDFORD2 */ Index: head/sys/dev/sfxge/common/medford_nic.c =================================================================== --- head/sys/dev/sfxge/common/medford_nic.c (revision 341020) +++ head/sys/dev/sfxge/common/medford_nic.c (revision 341021) @@ -1,413 +1,414 @@ /*- * Copyright (c) 2015-2016 Solarflare Communications Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * The views and conclusions contained in the software and documentation are * those of the authors and should not be interpreted as representing official * policies, either expressed or implied, of the FreeBSD Project. */ #include __FBSDID("$FreeBSD$"); #include "efx.h" #include "efx_impl.h" #if EFSYS_OPT_MEDFORD static __checkReturn efx_rc_t efx_mcdi_get_rxdp_config( __in efx_nic_t *enp, __out uint32_t *end_paddingp) { efx_mcdi_req_t req; uint8_t payload[MAX(MC_CMD_GET_RXDP_CONFIG_IN_LEN, MC_CMD_GET_RXDP_CONFIG_OUT_LEN)]; uint32_t end_padding; efx_rc_t rc; memset(payload, 0, sizeof (payload)); req.emr_cmd = MC_CMD_GET_RXDP_CONFIG; req.emr_in_buf = payload; req.emr_in_length = MC_CMD_GET_RXDP_CONFIG_IN_LEN; req.emr_out_buf = payload; req.emr_out_length = MC_CMD_GET_RXDP_CONFIG_OUT_LEN; efx_mcdi_execute(enp, &req); if (req.emr_rc != 0) { rc = req.emr_rc; goto fail1; } if (MCDI_OUT_DWORD_FIELD(req, GET_RXDP_CONFIG_OUT_DATA, GET_RXDP_CONFIG_OUT_PAD_HOST_DMA) == 0) { /* RX DMA end padding is disabled */ end_padding = 0; } else { switch (MCDI_OUT_DWORD_FIELD(req, GET_RXDP_CONFIG_OUT_DATA, GET_RXDP_CONFIG_OUT_PAD_HOST_LEN)) { case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_64: end_padding = 64; break; case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_128: end_padding = 128; break; case MC_CMD_SET_RXDP_CONFIG_IN_PAD_HOST_256: end_padding = 256; break; default: rc = ENOTSUP; goto fail2; } } *end_paddingp = end_padding; return (0); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } static __checkReturn efx_rc_t medford_nic_get_required_pcie_bandwidth( __in efx_nic_t *enp, __out uint32_t *bandwidth_mbpsp) { uint32_t port_modes; uint32_t current_mode; uint32_t bandwidth; efx_rc_t rc; if ((rc = efx_mcdi_get_port_modes(enp, &port_modes, ¤t_mode)) != 0) { /* No port mode info available. */ bandwidth = 0; goto out; } if ((rc = ef10_nic_get_port_mode_bandwidth(current_mode, &bandwidth)) != 0) goto fail1; out: *bandwidth_mbpsp = bandwidth; return (0); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } __checkReturn efx_rc_t medford_board_cfg( __in efx_nic_t *enp) { efx_mcdi_iface_t *emip = &(enp->en_mcdi.em_emip); efx_nic_cfg_t *encp = &(enp->en_nic_cfg); uint8_t mac_addr[6] = { 0 }; uint32_t board_type = 0; ef10_link_state_t els; efx_port_t *epp = &(enp->en_port); uint32_t port; uint32_t pf; uint32_t vf; uint32_t mask; uint32_t sysclk, dpcpu_clk; uint32_t base, nvec; uint32_t end_padding; uint32_t bandwidth; efx_rc_t rc; /* * FIXME: Likely to be incomplete and incorrect. * Parts of this should be shared with Huntington. */ if ((rc = efx_mcdi_get_port_assignment(enp, &port)) != 0) goto fail1; /* * NOTE: The MCDI protocol numbers ports from zero. * The common code MCDI interface numbers ports from one. */ emip->emi_port = port + 1; if ((rc = ef10_external_port_mapping(enp, port, &encp->enc_external_port)) != 0) goto fail2; /* * Get PCIe function number from firmware (used for * per-function privilege and dynamic config info). * - PCIe PF: pf = PF number, vf = 0xffff. * - PCIe VF: pf = parent PF, vf = VF number. */ if ((rc = efx_mcdi_get_function_info(enp, &pf, &vf)) != 0) goto fail3; encp->enc_pf = pf; encp->enc_vf = vf; /* MAC address for this function */ if (EFX_PCI_FUNCTION_IS_PF(encp)) { rc = efx_mcdi_get_mac_address_pf(enp, mac_addr); #if EFSYS_OPT_ALLOW_UNCONFIGURED_NIC /* * Disable static config checking for Medford NICs, ONLY * for manufacturing test and setup at the factory, to * allow the static config to be installed. */ #else /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ if ((rc == 0) && (mac_addr[0] & 0x02)) { /* * If the static config does not include a global MAC * address pool then the board may return a locally * administered MAC address (this should only happen on * incorrectly programmed boards). */ rc = EINVAL; } #endif /* EFSYS_OPT_ALLOW_UNCONFIGURED_NIC */ } else { rc = efx_mcdi_get_mac_address_vf(enp, mac_addr); } if (rc != 0) goto fail4; EFX_MAC_ADDR_COPY(encp->enc_mac_addr, mac_addr); /* Board configuration */ rc = efx_mcdi_get_board_cfg(enp, &board_type, NULL, NULL); if (rc != 0) { /* Unprivileged functions may not be able to read board cfg */ if (rc == EACCES) board_type = 0; else goto fail5; } encp->enc_board_type = board_type; encp->enc_clk_mult = 1; /* not used for Medford */ /* Fill out fields in enp->en_port and enp->en_nic_cfg from MCDI */ if ((rc = efx_mcdi_get_phy_cfg(enp)) != 0) goto fail6; /* Obtain the default PHY advertised capabilities */ if ((rc = ef10_phy_get_link(enp, &els)) != 0) goto fail7; epp->ep_default_adv_cap_mask = els.els_adv_cap_mask; epp->ep_adv_cap_mask = els.els_adv_cap_mask; /* * Enable firmware workarounds for hardware errata. * Expected responses are: * - 0 (zero): * Success: workaround enabled or disabled as requested. * - MC_CMD_ERR_ENOSYS (reported as ENOTSUP): * Firmware does not support the MC_CMD_WORKAROUND request. * (assume that the workaround is not supported). * - MC_CMD_ERR_ENOENT (reported as ENOENT): * Firmware does not support the requested workaround. * - MC_CMD_ERR_EPERM (reported as EACCES): * Unprivileged function cannot enable/disable workarounds. * * See efx_mcdi_request_errcode() for MCDI error translations. */ if (EFX_PCI_FUNCTION_IS_VF(encp)) { /* * Interrupt testing does not work for VFs. See bug50084. * FIXME: Does this still apply to Medford? */ encp->enc_bug41750_workaround = B_TRUE; } /* Chained multicast is always enabled on Medford */ encp->enc_bug26807_workaround = B_TRUE; /* * If the bug61265 workaround is enabled, then interrupt holdoff timers * cannot be controlled by timer table writes, so MCDI must be used * (timer table writes can still be used for wakeup timers). */ rc = efx_mcdi_set_workaround(enp, MC_CMD_WORKAROUND_BUG61265, B_TRUE, NULL); if ((rc == 0) || (rc == EACCES)) encp->enc_bug61265_workaround = B_TRUE; else if ((rc == ENOTSUP) || (rc == ENOENT)) encp->enc_bug61265_workaround = B_FALSE; else goto fail8; /* Get clock frequencies (in MHz). */ if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0) goto fail9; /* * The Medford timer quantum is 1536 dpcpu_clk cycles, documented for * the EV_TMR_VAL field of EV_TIMER_TBL. Scale for MHz and ns units. */ encp->enc_evq_timer_quantum_ns = 1536000UL / dpcpu_clk; /* 1536 cycles */ encp->enc_evq_timer_max_us = (encp->enc_evq_timer_quantum_ns << FRF_CZ_TC_TIMER_VAL_WIDTH) / 1000; /* Check capabilities of running datapath firmware */ if ((rc = ef10_get_datapath_caps(enp)) != 0) goto fail10; /* Alignment for receive packet DMA buffers */ encp->enc_rx_buf_align_start = 1; /* Get the RX DMA end padding alignment configuration */ if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0) { if (rc != EACCES) goto fail11; /* Assume largest tail padding size supported by hardware */ end_padding = 256; } encp->enc_rx_buf_align_end = end_padding; /* Alignment for WPTR updates */ encp->enc_rx_push_align = EF10_RX_WPTR_ALIGN; /* * Maximum number of exclusive RSS contexts which can be allocated. The * hardware supports 64, but 6 are reserved for shared contexts. They * are a global resource so not all may be available. */ encp->enc_rx_scale_max_exclusive_contexts = 58; encp->enc_tx_dma_desc_size_max = EFX_MASK32(ESF_DZ_RX_KER_BYTE_CNT); /* No boundary crossing limits */ encp->enc_tx_dma_desc_boundary = 0; /* * Set resource limits for MC_CMD_ALLOC_VIS. Note that we cannot use * MC_CMD_GET_RESOURCE_LIMITS here as that reports the available * resources (allocated to this PCIe function), which is zero until * after we have allocated VIs. */ encp->enc_evq_limit = 1024; encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET; encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET; /* * The maximum supported transmit queue size is 2048. TXQs with 4096 * descriptors are not supported as the top bit is used for vfifo * stuffing. */ encp->enc_txq_max_ndescs = 2048; encp->enc_buftbl_limit = 0xFFFFFFFF; + EFX_STATIC_ASSERT(MEDFORD_PIOBUF_NBUFS <= EF10_MAX_PIOBUF_NBUFS); encp->enc_piobuf_limit = MEDFORD_PIOBUF_NBUFS; encp->enc_piobuf_size = MEDFORD_PIOBUF_SIZE; encp->enc_piobuf_min_alloc_size = MEDFORD_MIN_PIO_ALLOC_SIZE; /* * Get the current privilege mask. Note that this may be modified * dynamically, so this value is informational only. DO NOT use * the privilege mask to check for sufficient privileges, as that * can result in time-of-check/time-of-use bugs. */ if ((rc = ef10_get_privilege_mask(enp, &mask)) != 0) goto fail12; encp->enc_privilege_mask = mask; /* Get interrupt vector limits */ if ((rc = efx_mcdi_get_vector_cfg(enp, &base, &nvec, NULL)) != 0) { if (EFX_PCI_FUNCTION_IS_PF(encp)) goto fail13; /* Ignore error (cannot query vector limits from a VF). */ base = 0; nvec = 1024; } encp->enc_intr_vec_base = base; encp->enc_intr_limit = nvec; /* * Maximum number of bytes into the frame the TCP header can start for * firmware assisted TSO to work. */ encp->enc_tx_tso_tcp_header_offset_limit = EF10_TCP_HEADER_OFFSET_LIMIT; /* * Medford stores a single global copy of VPD, not per-PF as on * Huntington. */ encp->enc_vpd_is_global = B_TRUE; rc = medford_nic_get_required_pcie_bandwidth(enp, &bandwidth); if (rc != 0) goto fail14; encp->enc_required_pcie_bandwidth_mbps = bandwidth; encp->enc_max_pcie_link_gen = EFX_PCIE_LINK_SPEED_GEN3; return (0); fail14: EFSYS_PROBE(fail14); fail13: EFSYS_PROBE(fail13); fail12: EFSYS_PROBE(fail12); fail11: EFSYS_PROBE(fail11); fail10: EFSYS_PROBE(fail10); fail9: EFSYS_PROBE(fail9); fail8: EFSYS_PROBE(fail8); fail7: EFSYS_PROBE(fail7); fail6: EFSYS_PROBE(fail6); fail5: EFSYS_PROBE(fail5); fail4: EFSYS_PROBE(fail4); fail3: EFSYS_PROBE(fail3); fail2: EFSYS_PROBE(fail2); fail1: EFSYS_PROBE1(fail1, efx_rc_t, rc); return (rc); } #endif /* EFSYS_OPT_MEDFORD */