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Pavan Savoy
authored and
Greg Kroah-Hartman
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May 11, 2010
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refs/heads/master: 1d065ab683f954d864a9366927d83bfc88b2f585 | ||
refs/heads/master: 69f6e06db92dd7e2e87be58a4e2ab3a8104f8ce6 |
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struct fm_event_hdr { | ||
unsigned char plen; | ||
} __attribute__ ((packed)); | ||
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#define FM_MAX_FRAME_SIZE 0xFF /* TODO: */ | ||
#define FM_EVENT_HDR_SIZE 1 /* size of fm_event_hdr */ | ||
#define ST_FM_CH8_PKT 0x8 | ||
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/* gps stuff */ | ||
struct gps_event_hdr { | ||
unsigned char opcode; | ||
unsigned short plen; | ||
} __attribute__ ((packed)); |
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/* | ||
* Shared Transport Header file | ||
* To be included by the protocol stack drivers for | ||
* Texas Instruments BT,FM and GPS combo chip drivers | ||
* | ||
* Copyright (C) 2009 Texas Instruments | ||
* | ||
* 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. | ||
* | ||
* You should have received a copy of the GNU General Public License | ||
* along with this program; if not, write to the Free Software | ||
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
* | ||
*/ | ||
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#ifndef ST_H | ||
#define ST_H | ||
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#include <linux/skbuff.h> | ||
/* | ||
* st.h | ||
*/ | ||
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/* TODO: | ||
* Move the following to tty.h upon acceptance | ||
*/ | ||
#define N_TI_WL 20 /* Ldisc for TI's WL BT, FM, GPS combo chips */ | ||
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/* some gpios have active high, others like fm have | ||
* active low | ||
*/ | ||
enum kim_gpio_state { | ||
KIM_GPIO_INACTIVE, | ||
KIM_GPIO_ACTIVE, | ||
}; | ||
/* | ||
* the list of protocols on chip | ||
*/ | ||
enum proto_type { | ||
ST_BT, | ||
ST_FM, | ||
ST_GPS, | ||
ST_MAX, | ||
}; | ||
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enum { | ||
ST_ERR_FAILURE = -1, /* check struct */ | ||
ST_SUCCESS, | ||
ST_ERR_PENDING = -5, /* to call reg_complete_cb */ | ||
ST_ERR_ALREADY, /* already registered */ | ||
ST_ERR_INPROGRESS, | ||
ST_ERR_NOPROTO, /* protocol not supported */ | ||
}; | ||
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/* per protocol structure | ||
* for BT/FM and GPS | ||
*/ | ||
struct st_proto_s { | ||
enum proto_type type; | ||
/* | ||
* to be called by ST when data arrives | ||
*/ | ||
long (*recv) (struct sk_buff *); | ||
/* | ||
* for future use, logic now to be in ST | ||
*/ | ||
unsigned char (*match_packet) (const unsigned char *data); | ||
/* | ||
* subsequent registration return PENDING, | ||
* signalled complete by this callback function | ||
*/ | ||
void (*reg_complete_cb) (char data); | ||
/* | ||
* write function, sent in as NULL and to be returned to | ||
* protocol drivers | ||
*/ | ||
long (*write) (struct sk_buff *skb); | ||
}; | ||
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extern long st_register(struct st_proto_s *new_proto); | ||
extern long st_unregister(enum proto_type type); | ||
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#endif /* ST_H */ |