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authorAlexander Aring <alex.aring@gmail.com>2014-10-25 09:41:02 +0200
committerMarcel Holtmann <marcel@holtmann.org>2014-10-25 21:39:56 +0200
commit5ad60d36993596f7b3b958500f9c66c5338cd855 (patch)
treeb3fda3bd1d612534ee189592c247cca700d90e23 /include/net/cfg802154.h
parent15859a5e141c4914c7c4d9dc9b2d54fa948fbd42 (diff)
downloadlinux-5ad60d36993596f7b3b958500f9c66c5338cd855.tar.bz2
ieee802154: move wpan-phy.h to cfg802154.h
The wpan-phy header contains the wpan_phy struct information. Later this header will be have similar function like cfg80211 header. The cfg80211 header contains the wiphy struct which is identically the wpan_phy struct inside 802.15.4 subsystem. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Cc: Alan Ott <alan@signal11.us> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'include/net/cfg802154.h')
-rw-r--r--include/net/cfg802154.h103
1 files changed, 103 insertions, 0 deletions
diff --git a/include/net/cfg802154.h b/include/net/cfg802154.h
new file mode 100644
index 000000000000..5c674673ef20
--- /dev/null
+++ b/include/net/cfg802154.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (C) 2007, 2008, 2009 Siemens AG
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * Written by:
+ * Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
+ */
+
+#ifndef __NET_CFG802154_H
+#define __NET_CFG802154_H
+
+#include <linux/netdevice.h>
+#include <linux/mutex.h>
+#include <linux/bug.h>
+
+/* According to the IEEE 802.15.4 stadard the upper most significant bits of
+ * the 32-bit channel bitmaps shall be used as an integer value to specify 32
+ * possible channel pages. The lower 27 bits of the channel bit map shall be
+ * used as a bit mask to specify channel numbers within a channel page.
+ */
+#define WPAN_NUM_CHANNELS 27
+#define WPAN_NUM_PAGES 32
+
+struct wpan_phy {
+ struct mutex pib_lock;
+
+ /*
+ * This is a PIB according to 802.15.4-2011.
+ * We do not provide timing-related variables, as they
+ * aren't used outside of driver
+ */
+ u8 current_channel;
+ u8 current_page;
+ u32 channels_supported[32];
+ s8 transmit_power;
+ u8 cca_mode;
+ u8 min_be;
+ u8 max_be;
+ u8 csma_retries;
+ s8 frame_retries;
+
+ bool lbt;
+ s32 cca_ed_level;
+
+ struct device dev;
+ int idx;
+
+ struct net_device *(*add_iface)(struct wpan_phy *phy,
+ const char *name, int type);
+ void (*del_iface)(struct wpan_phy *phy, struct net_device *dev);
+
+ int (*set_txpower)(struct wpan_phy *phy, int db);
+ int (*set_lbt)(struct wpan_phy *phy, bool on);
+ int (*set_cca_mode)(struct wpan_phy *phy, u8 cca_mode);
+ int (*set_cca_ed_level)(struct wpan_phy *phy, int level);
+ int (*set_csma_params)(struct wpan_phy *phy, u8 min_be, u8 max_be,
+ u8 retries);
+ int (*set_frame_retries)(struct wpan_phy *phy, s8 retries);
+
+ char priv[0] __aligned(NETDEV_ALIGN);
+};
+
+#define to_phy(_dev) container_of(_dev, struct wpan_phy, dev)
+
+struct wpan_phy *wpan_phy_alloc(size_t priv_size);
+static inline void wpan_phy_set_dev(struct wpan_phy *phy, struct device *dev)
+{
+ phy->dev.parent = dev;
+}
+
+int wpan_phy_register(struct wpan_phy *phy);
+void wpan_phy_unregister(struct wpan_phy *phy);
+void wpan_phy_free(struct wpan_phy *phy);
+/* Same semantics as for class_for_each_device */
+int wpan_phy_for_each(int (*fn)(struct wpan_phy *phy, void *data), void *data);
+
+static inline void *wpan_phy_priv(struct wpan_phy *phy)
+{
+ BUG_ON(!phy);
+ return &phy->priv;
+}
+
+struct wpan_phy *wpan_phy_find(const char *str);
+
+static inline void wpan_phy_put(struct wpan_phy *phy)
+{
+ put_device(&phy->dev);
+}
+
+static inline const char *wpan_phy_name(struct wpan_phy *phy)
+{
+ return dev_name(&phy->dev);
+}
+
+#endif /* __NET_CFG802154_H */