sge.h 5.3 KB

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  1. /*****************************************************************************
  2. * *
  3. * File: sge.h *
  4. * $Revision: 1.11 $ *
  5. * $Date: 2005/06/21 22:10:55 $ *
  6. * Description: *
  7. * part of the Chelsio 10Gb Ethernet Driver. *
  8. * *
  9. * This program is free software; you can redistribute it and/or modify *
  10. * it under the terms of the GNU General Public License, version 2, as *
  11. * published by the Free Software Foundation. *
  12. * *
  13. * You should have received a copy of the GNU General Public License along *
  14. * with this program; if not, write to the Free Software Foundation, Inc., *
  15. * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
  16. * *
  17. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED *
  18. * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF *
  19. * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. *
  20. * *
  21. * http://www.chelsio.com *
  22. * *
  23. * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
  24. * All rights reserved. *
  25. * *
  26. * Maintainers: maintainers@chelsio.com *
  27. * *
  28. * Authors: Dimitrios Michailidis <dm@chelsio.com> *
  29. * Tina Yang <tainay@chelsio.com> *
  30. * Felix Marti <felix@chelsio.com> *
  31. * Scott Bardone <sbardone@chelsio.com> *
  32. * Kurt Ottaway <kottaway@chelsio.com> *
  33. * Frank DiMambro <frank@chelsio.com> *
  34. * *
  35. * History: *
  36. * *
  37. ****************************************************************************/
  38. #ifndef _CXGB_SGE_H_
  39. #define _CXGB_SGE_H_
  40. #include <linux/types.h>
  41. #include <linux/interrupt.h>
  42. #include <asm/byteorder.h>
  43. #ifndef IRQ_RETVAL
  44. #define IRQ_RETVAL(x)
  45. typedef void irqreturn_t;
  46. #endif
  47. typedef irqreturn_t (*intr_handler_t)(int, void *, struct pt_regs *);
  48. struct sge_intr_counts {
  49. unsigned int respQ_empty; /* # times respQ empty */
  50. unsigned int respQ_overflow; /* # respQ overflow (fatal) */
  51. unsigned int freelistQ_empty; /* # times freelist empty */
  52. unsigned int pkt_too_big; /* packet too large (fatal) */
  53. unsigned int pkt_mismatch;
  54. unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */
  55. unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */
  56. unsigned int ethernet_pkts; /* # of Ethernet packets received */
  57. unsigned int offload_pkts; /* # of offload packets received */
  58. unsigned int offload_bundles; /* # of offload pkt bundles delivered */
  59. unsigned int pure_rsps; /* # of non-payload responses */
  60. unsigned int unhandled_irqs; /* # of unhandled interrupts */
  61. unsigned int tx_ipfrags;
  62. unsigned int tx_reg_pkts;
  63. unsigned int tx_lso_pkts;
  64. unsigned int tx_do_cksum;
  65. };
  66. struct sge_port_stats {
  67. unsigned long rx_cso_good; /* # of successful RX csum offloads */
  68. unsigned long tx_cso; /* # of TX checksum offloads */
  69. unsigned long vlan_xtract; /* # of VLAN tag extractions */
  70. unsigned long vlan_insert; /* # of VLAN tag extractions */
  71. unsigned long tso; /* # of TSO requests */
  72. unsigned long rx_drops; /* # of packets dropped due to no mem */
  73. };
  74. struct sk_buff;
  75. struct net_device;
  76. struct adapter;
  77. struct sge_params;
  78. struct sge;
  79. struct sge *t1_sge_create(struct adapter *, struct sge_params *);
  80. int t1_sge_configure(struct sge *, struct sge_params *);
  81. int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
  82. void t1_sge_destroy(struct sge *);
  83. intr_handler_t t1_select_intr_handler(adapter_t *adapter);
  84. int t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
  85. void t1_set_vlan_accel(struct adapter *adapter, int on_off);
  86. void t1_sge_start(struct sge *);
  87. void t1_sge_stop(struct sge *);
  88. int t1_sge_intr_error_handler(struct sge *);
  89. void t1_sge_intr_enable(struct sge *);
  90. void t1_sge_intr_disable(struct sge *);
  91. void t1_sge_intr_clear(struct sge *);
  92. const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge);
  93. const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port);
  94. #endif /* _CXGB_SGE_H_ */