92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/* copyright (C) 2007 Google, Inc.
|
|
* Copyright (c) 2007 QUALCOMM Incorporated
|
|
* *
|
|
* * This software is licensed under the terms of the GNU General Public
|
|
* * License version 2, as published by the Free Software Foundation, and
|
|
* * may be copied, distributed, and modified under those terms.
|
|
* *
|
|
* * 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.
|
|
* *
|
|
* */
|
|
#ifndef _ARCH_ARM_MACH_MSM_MSM_SMD_DEBUG_H_
|
|
#define _ARCH_ARM_MACH_MSM_MSM_SMD_DEBUG_H_
|
|
|
|
#include <linux/platform_device.h>
|
|
#include <linux/spinlock.h>
|
|
#include <linux/list.h>
|
|
|
|
struct smd_alloc_elm {
|
|
char name[20];
|
|
uint32_t cid;
|
|
uint32_t ctype;
|
|
uint32_t ref_count;
|
|
};
|
|
|
|
struct smd_half_channel {
|
|
unsigned state;
|
|
unsigned char fDSR;
|
|
unsigned char fCTS;
|
|
unsigned char fCD;
|
|
unsigned char fRI;
|
|
unsigned char fHEAD;
|
|
unsigned char fTAIL;
|
|
unsigned char fSTATE;
|
|
unsigned char fUNUSED;
|
|
unsigned tail;
|
|
unsigned head;
|
|
} __attribute__((packed));
|
|
|
|
struct smd_shared_v1 {
|
|
struct smd_half_channel ch0;
|
|
unsigned char data0[SMD_BUF_SIZE];
|
|
struct smd_half_channel ch1;
|
|
unsigned char data1[SMD_BUF_SIZE];
|
|
};
|
|
|
|
struct smd_shared_v2 {
|
|
struct smd_half_channel ch0;
|
|
struct smd_half_channel ch1;
|
|
};
|
|
|
|
struct smd_channel {
|
|
volatile struct smd_half_channel *send;
|
|
volatile struct smd_half_channel *recv;
|
|
unsigned char *send_data;
|
|
unsigned char *recv_data;
|
|
|
|
unsigned fifo_mask;
|
|
unsigned fifo_size;
|
|
unsigned current_packet;
|
|
unsigned n;
|
|
|
|
struct list_head ch_list;
|
|
|
|
void *priv;
|
|
void (*notify)(void *priv, unsigned flags);
|
|
|
|
int (*read)(struct smd_channel *ch, void *data, int len);
|
|
int (*write)(struct smd_channel *ch, const void *data, int len);
|
|
int (*read_avail)(struct smd_channel *ch);
|
|
int (*write_avail)(struct smd_channel *ch);
|
|
|
|
void (*update_state)(struct smd_channel *ch);
|
|
unsigned last_state;
|
|
void (*notify_other_cpu)(void);
|
|
unsigned type;
|
|
|
|
char name[32];
|
|
struct platform_device pdev;
|
|
};
|
|
|
|
extern struct list_head smd_ch_closed_list;
|
|
extern struct list_head smd_ch_list_modem;
|
|
extern struct list_head smd_ch_list_dsp;
|
|
|
|
extern spinlock_t smd_lock;
|
|
extern spinlock_t smem_lock;
|
|
|
|
#endif
|