bee925db9a
Use struct net to reference CAIF configuration object instead of static variables. Refactor functions caif_connect_client, caif_disconnect_client and squach files cfcnfg.c and caif_config_utils. Signed-off-by: Sjur Brændeland <sjur.brandeland@stericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
/*
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* Copyright (C) ST-Ericsson AB 2010
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* Author: Sjur Brendeland/sjur.brandeland@stericsson.com
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* License terms: GNU General Public License (GPL) version 2
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*/
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#ifndef CFCNFG_H_
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#define CFCNFG_H_
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#include <linux/spinlock.h>
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#include <linux/netdevice.h>
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#include <net/caif/caif_layer.h>
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#include <net/caif/cfctrl.h>
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struct cfcnfg;
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/**
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* enum cfcnfg_phy_type - Types of physical layers defined in CAIF Stack
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*
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* @CFPHYTYPE_FRAG: Fragmented frames physical interface.
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* @CFPHYTYPE_CAIF: Generic CAIF physical interface
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*/
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enum cfcnfg_phy_type {
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CFPHYTYPE_FRAG = 1,
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CFPHYTYPE_CAIF,
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CFPHYTYPE_MAX
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};
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/**
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* enum cfcnfg_phy_preference - Physical preference HW Abstraction
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*
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* @CFPHYPREF_UNSPECIFIED: Default physical interface
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*
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* @CFPHYPREF_LOW_LAT: Default physical interface for low-latency
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* traffic
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* @CFPHYPREF_HIGH_BW: Default physical interface for high-bandwidth
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* traffic
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* @CFPHYPREF_LOOP: TEST only Loopback interface simulating modem
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* responses.
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*
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*/
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enum cfcnfg_phy_preference {
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CFPHYPREF_UNSPECIFIED,
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CFPHYPREF_LOW_LAT,
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CFPHYPREF_HIGH_BW,
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CFPHYPREF_LOOP
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};
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/**
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* cfcnfg_create() - Get the CAIF configuration object given network.
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* @net: Network for the CAIF configuration object.
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*/
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struct cfcnfg *get_cfcnfg(struct net *net);
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/**
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* cfcnfg_create() - Create the CAIF configuration object.
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*/
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struct cfcnfg *cfcnfg_create(void);
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/**
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* cfcnfg_remove() - Remove the CFCNFG object
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* @cfg: config object
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*/
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void cfcnfg_remove(struct cfcnfg *cfg);
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/**
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* cfcnfg_add_phy_layer() - Adds a physical layer to the CAIF stack.
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* @cnfg: Pointer to a CAIF configuration object, created by
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* cfcnfg_create().
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* @phy_type: Specifies the type of physical interface, e.g.
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* CFPHYTYPE_FRAG.
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* @dev: Pointer to link layer device
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* @phy_layer: Specify the physical layer. The transmit function
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* MUST be set in the structure.
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* @pref: The phy (link layer) preference.
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* @fcs: Specify if checksum is used in CAIF Framing Layer.
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* @stx: Specify if Start Of Frame eXtention is used.
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*/
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void
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cfcnfg_add_phy_layer(struct cfcnfg *cnfg, enum cfcnfg_phy_type phy_type,
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struct net_device *dev, struct cflayer *phy_layer,
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enum cfcnfg_phy_preference pref,
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bool fcs, bool stx);
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/**
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* cfcnfg_del_phy_layer - Deletes an phy layer from the CAIF stack.
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*
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* @cnfg: Pointer to a CAIF configuration object, created by
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* cfcnfg_create().
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* @phy_layer: Adaptation layer to be removed.
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*/
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int cfcnfg_del_phy_layer(struct cfcnfg *cnfg, struct cflayer *phy_layer);
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/**
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* cfcnfg_set_phy_state() - Set the state of the physical interface device.
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* @cnfg: Configuration object
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* @phy_layer: Physical Layer representation
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* @up: State of device
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*/
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int cfcnfg_set_phy_state(struct cfcnfg *cnfg, struct cflayer *phy_layer,
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bool up);
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#endif /* CFCNFG_H_ */
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