4a71df5004
List of major changes and improvements: no manipulation of the global ARP constructor clean code split into core, layer 2 and layer 3 functionality better exploitation of the ethtool interface better representation of the various hardware capabilities fix packet socket support (tcpdump), no fake_ll required osasnmpd notification via udev events coding style and beautification Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
77 lines
1.9 KiB
C
77 lines
1.9 KiB
C
/*
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* drivers/s390/net/qeth_core_offl.h
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*
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* Copyright IBM Corp. 2007
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* Author(s): Thomas Spatzier <tspat@de.ibm.com>,
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* Frank Blaschka <frank.blaschka@de.ibm.com>
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*/
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#ifndef __QETH_CORE_OFFL_H__
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#define __QETH_CORE_OFFL_H__
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struct qeth_eddp_element {
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u32 flags;
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u32 length;
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void *addr;
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};
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struct qeth_eddp_context {
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atomic_t refcnt;
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enum qeth_large_send_types type;
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int num_pages; /* # of allocated pages */
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u8 **pages; /* pointers to pages */
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int offset; /* offset in ctx during creation */
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int num_elements; /* # of required 'SBALEs' */
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struct qeth_eddp_element *elements; /* array of 'SBALEs' */
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int elements_per_skb; /* # of 'SBALEs' per skb **/
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};
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struct qeth_eddp_context_reference {
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struct list_head list;
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struct qeth_eddp_context *ctx;
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};
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struct qeth_eddp_data {
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struct qeth_hdr qh;
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struct ethhdr mac;
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__be16 vlan[2];
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union {
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struct {
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struct iphdr h;
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u8 options[40];
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} ip4;
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struct {
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struct ipv6hdr h;
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} ip6;
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} nh;
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u8 nhl;
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void *nh_in_ctx; /* address of nh within the ctx */
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union {
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struct {
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struct tcphdr h;
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u8 options[40];
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} tcp;
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} th;
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u8 thl;
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void *th_in_ctx; /* address of th within the ctx */
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struct sk_buff *skb;
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int skb_offset;
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int frag;
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int frag_offset;
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} __attribute__ ((packed));
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extern struct qeth_eddp_context *qeth_eddp_create_context(struct qeth_card *,
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struct sk_buff *, struct qeth_hdr *, unsigned char);
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extern void qeth_eddp_put_context(struct qeth_eddp_context *);
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extern int qeth_eddp_fill_buffer(struct qeth_qdio_out_q *,
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struct qeth_eddp_context *, int);
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extern void qeth_eddp_buf_release_contexts(struct qeth_qdio_out_buffer *);
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extern int qeth_eddp_check_buffers_for_context(struct qeth_qdio_out_q *,
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struct qeth_eddp_context *);
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void qeth_tso_fill_header(struct qeth_card *, struct qeth_hdr *,
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struct sk_buff *);
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void qeth_tx_csum(struct sk_buff *skb);
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#endif /* __QETH_CORE_EDDP_H__ */
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