3a5d5a69ce
allocator for jumbo frame. Also remove unneeded jlist lock which is no longer required to protect jumbo buffers. With these changes jumbo frame performance of nfe(4) was slightly increased and users should not encounter jumbo buffer allocation failure anymore.
129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/* $OpenBSD: if_nfevar.h,v 1.11 2006/02/19 13:57:02 damien Exp $ */
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/*-
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* Copyright (c) 2005 Jonathan Gray <jsg@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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struct nfe_tx_data {
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bus_dmamap_t tx_data_map;
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struct mbuf *m;
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};
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struct nfe_tx_ring {
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bus_dma_tag_t tx_desc_tag;
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bus_dmamap_t tx_desc_map;
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bus_addr_t physaddr;
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struct nfe_desc32 *desc32;
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struct nfe_desc64 *desc64;
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bus_dma_tag_t tx_data_tag;
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struct nfe_tx_data data[NFE_TX_RING_COUNT];
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int queued;
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int cur;
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int next;
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};
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struct nfe_rx_data {
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bus_dmamap_t rx_data_map;
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bus_addr_t paddr;
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struct mbuf *m;
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};
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struct nfe_rx_ring {
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bus_dma_tag_t rx_desc_tag;
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bus_dmamap_t rx_desc_map;
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bus_addr_t physaddr;
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struct nfe_desc32 *desc32;
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struct nfe_desc64 *desc64;
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bus_dma_tag_t rx_data_tag;
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bus_dmamap_t rx_spare_map;
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struct nfe_rx_data data[NFE_RX_RING_COUNT];
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int cur;
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int next;
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};
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struct nfe_jrx_ring {
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bus_dma_tag_t jrx_desc_tag;
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bus_dmamap_t jrx_desc_map;
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bus_dma_tag_t jrx_jumbo_tag;
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bus_dmamap_t jrx_jumbo_map;
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bus_addr_t jphysaddr;
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struct nfe_desc32 *jdesc32;
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struct nfe_desc64 *jdesc64;
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bus_dma_tag_t jrx_data_tag;
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bus_dmamap_t jrx_spare_map;
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struct nfe_rx_data jdata[NFE_JUMBO_RX_RING_COUNT];
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int jcur;
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int jnext;
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};
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struct nfe_softc {
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struct ifnet *nfe_ifp;
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device_t nfe_dev;
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uint16_t nfe_devid;
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uint16_t nfe_revid;
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device_t nfe_miibus;
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struct mtx nfe_mtx;
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struct resource *nfe_res[1];
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struct resource *nfe_msix_res;
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struct resource *nfe_msix_pba_res;
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struct resource *nfe_irq[NFE_MSI_MESSAGES];
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void *nfe_intrhand[NFE_MSI_MESSAGES];
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struct callout nfe_stat_ch;
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int nfe_watchdog_timer;
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bus_dma_tag_t nfe_parent_tag;
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int nfe_if_flags;
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uint32_t nfe_flags;
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#define NFE_JUMBO_SUP 0x0001
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#define NFE_40BIT_ADDR 0x0002
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#define NFE_HW_CSUM 0x0004
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#define NFE_HW_VLAN 0x0008
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#define NFE_PWR_MGMT 0x0010
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#define NFE_CORRECT_MACADDR 0x0020
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#define NFE_TX_FLOW_CTRL 0x0040
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int nfe_jumbo_disable;
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uint32_t rxtxctl;
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uint8_t mii_phyaddr;
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uint8_t eaddr[ETHER_ADDR_LEN];
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struct taskqueue *nfe_tq;
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struct task nfe_int_task;
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struct task nfe_tx_task;
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struct task nfe_link_task;
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int nfe_link;
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int nfe_suspended;
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int nfe_framesize;
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int nfe_process_limit;
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int nfe_force_tx;
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uint32_t nfe_irq_status;
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uint32_t nfe_irq_mask;
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uint32_t nfe_intrs;
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uint32_t nfe_nointrs;
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uint32_t nfe_msi;
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uint32_t nfe_msix;
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struct nfe_tx_ring txq;
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struct nfe_rx_ring rxq;
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struct nfe_jrx_ring jrxq;
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};
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struct nfe_type {
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uint16_t vid_id;
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uint16_t dev_id;
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char *name;
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};
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