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/*
* Copyright (C) 2011 Google, Inc.
* Copyright (C) 2010 Samsung Electronics.
*
* 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.
*
*/
#include <linux/wakelock.h>
#ifndef __MODEM_LINK_DEVICE_DPRAM_H__
#define __MODEM_LINK_DEVICE_DPRAM_H__
#define FMT_IDX 0
#define RAW_IDX 1
#define MAX_IDX 2
#define DP_FMT_OUT_BUFF_SIZE 2044
#define DP_RAW_OUT_BUFF_SIZE 6128
#define DP_FMT_IN_BUFF_SIZE 2044
#define DP_RAW_IN_BUFF_SIZE 6128
struct dpram_circ {
u16 head;
u16 tail;
};
struct dpram_ota_header {
u8 start_index;
u16 nframes;
u16 curframe;
u16 len;
} __packed;
struct dpram_map {
u16 magic;
u16 enable;
struct dpram_circ fmt_out;
u8 fmt_out_buff[DP_FMT_OUT_BUFF_SIZE];
struct dpram_circ raw_out;
u8 raw_out_buff[DP_RAW_OUT_BUFF_SIZE];
struct dpram_circ fmt_in;
u8 fmt_in_buff[DP_FMT_IN_BUFF_SIZE];
struct dpram_circ raw_in;
u8 raw_in_buff[DP_RAW_IN_BUFF_SIZE];
u8 padding[16];
u16 mbx_cp2ap;
u16 mbx_ap2cp;
} __packed;
struct dpram_device {
struct dpram_circ __iomem *in;
u8 __iomem *in_buff_addr;
int in_buff_size;
struct dpram_circ __iomem *out;
u8 __iomem *out_buff_addr;
int out_buff_size;
u16 mask_req_ack;
u16 mask_res_ack;
u16 mask_send;
};
struct ul_header {
u8 bop;
u16 total_frame;
u16 curr_frame;
u16 len;
};
struct dpram_link_device {
struct link_device ld;
/* maybe -list of io devices for the link device to use
* to find where to send incoming packets to */
struct list_head list_of_io_devices;
atomic_t raw_txq_req_ack_rcvd;
atomic_t fmt_txq_req_ack_rcvd;
struct dpram_map __iomem *dpram;
struct dpram_device dev_map[MAX_IDX];
struct wake_lock dpram_wake_lock;
struct completion dpram_init_cmd;
struct completion modem_pif_init_done;
struct completion gota_download_start_complete;
struct completion gota_send_done;
struct completion gota_update_done;
struct completion dump_receive_done;
int irq;
void (*clear_interrupt)(struct dpram_link_device *);
};
/* converts from struct link_device* to struct xxx_link_device* */
#define to_dpram_link_device(linkdev) \
container_of(linkdev, struct dpram_link_device, ld)
#endif
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