wpan-phy.h 2.2 KB

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  1. /*
  2. * Copyright (C) 2007, 2008, 2009 Siemens AG
  3. *
  4. * This program is free software; you can redistribute it and/or modify
  5. * it under the terms of the GNU General Public License version 2
  6. * as published by the Free Software Foundation.
  7. *
  8. * This program is distributed in the hope that it will be useful,
  9. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  11. * GNU General Public License for more details.
  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. * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  16. *
  17. * Written by:
  18. * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
  19. */
  20. #ifndef WPAN_PHY_H
  21. #define WPAN_PHY_H
  22. #include <linux/netdevice.h>
  23. #include <linux/mutex.h>
  24. struct wpan_phy {
  25. struct mutex pib_lock;
  26. /*
  27. * This is a PIB according to 802.15.4-2006.
  28. * We do not provide timing-related variables, as they
  29. * aren't used outside of driver
  30. */
  31. u8 current_channel;
  32. u8 current_page;
  33. u32 channels_supported[32];
  34. u8 transmit_power;
  35. u8 cca_mode;
  36. struct device dev;
  37. int idx;
  38. struct net_device *(*add_iface)(struct wpan_phy *phy,
  39. const char *name);
  40. void (*del_iface)(struct wpan_phy *phy, struct net_device *dev);
  41. char priv[0] __attribute__((__aligned__(NETDEV_ALIGN)));
  42. };
  43. #define to_phy(_dev) container_of(_dev, struct wpan_phy, dev)
  44. struct wpan_phy *wpan_phy_alloc(size_t priv_size);
  45. static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev)
  46. {
  47. phy->dev.parent = dev;
  48. }
  49. int wpan_phy_register(struct wpan_phy *phy);
  50. void wpan_phy_unregister(struct wpan_phy *phy);
  51. void wpan_phy_free(struct wpan_phy *phy);
  52. /* Same semantics as for class_for_each_device */
  53. int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data);
  54. static inline void *wpan_phy_priv(struct wpan_phy *phy)
  55. {
  56. BUG_ON(!phy);
  57. return &phy->priv;
  58. }
  59. struct wpan_phy *wpan_phy_find(const char *str);
  60. static inline void wpan_phy_put(struct wpan_phy *phy)
  61. {
  62. put_device(&phy->dev);
  63. }
  64. static inline const char *wpan_phy_name(struct wpan_phy *phy)
  65. {
  66. return dev_name(&phy->dev);
  67. }
  68. #endif