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79848a2a73
This cleans up coding style. There are no run time changes. Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
110 lines
2.9 KiB
C
110 lines
2.9 KiB
C
/* linux/include/asm-arm/arch-msm/msm_smd.h
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*
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* Copyright (C) 2007 Google, Inc.
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* Author: Brian Swetland <swetland@google.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef __ASM_ARCH_MSM_SMD_H
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#define __ASM_ARCH_MSM_SMD_H
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typedef struct smd_channel smd_channel_t;
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extern int (*msm_check_for_modem_crash)(void);
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/* warning: notify() may be called before open returns */
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int smd_open(const char *name, smd_channel_t **ch, void *priv,
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void (*notify)(void *priv, unsigned event));
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#define SMD_EVENT_DATA 1
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#define SMD_EVENT_OPEN 2
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#define SMD_EVENT_CLOSE 3
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int smd_close(smd_channel_t *ch);
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/* passing a null pointer for data reads and discards */
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int smd_read(smd_channel_t *ch, void *data, int len);
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/* Write to stream channels may do a partial write and return
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** the length actually written.
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** Write to packet channels will never do a partial write --
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** it will return the requested length written or an error.
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*/
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int smd_write(smd_channel_t *ch, const void *data, int len);
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int smd_write_atomic(smd_channel_t *ch, const void *data, int len);
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int smd_write_avail(smd_channel_t *ch);
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int smd_read_avail(smd_channel_t *ch);
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/* Returns the total size of the current packet being read.
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** Returns 0 if no packets available or a stream channel.
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*/
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int smd_cur_packet_size(smd_channel_t *ch);
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/* used for tty unthrottling and the like -- causes the notify()
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** callback to be called from the same lock context as is used
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** when it is called from channel updates
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*/
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void smd_kick(smd_channel_t *ch);
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#if 0
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/* these are interruptable waits which will block you until the specified
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** number of bytes are readable or writable.
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*/
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int smd_wait_until_readable(smd_channel_t *ch, int bytes);
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int smd_wait_until_writable(smd_channel_t *ch, int bytes);
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#endif
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typedef enum {
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SMD_PORT_DS = 0,
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SMD_PORT_DIAG,
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SMD_PORT_RPC_CALL,
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SMD_PORT_RPC_REPLY,
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SMD_PORT_BT,
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SMD_PORT_CONTROL,
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SMD_PORT_MEMCPY_SPARE1,
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SMD_PORT_DATA1,
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SMD_PORT_DATA2,
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SMD_PORT_DATA3,
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SMD_PORT_DATA4,
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SMD_PORT_DATA5,
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SMD_PORT_DATA6,
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SMD_PORT_DATA7,
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SMD_PORT_DATA8,
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SMD_PORT_DATA9,
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SMD_PORT_DATA10,
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SMD_PORT_DATA11,
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SMD_PORT_DATA12,
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SMD_PORT_DATA13,
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SMD_PORT_DATA14,
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SMD_PORT_DATA15,
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SMD_PORT_DATA16,
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SMD_PORT_DATA17,
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SMD_PORT_DATA18,
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SMD_PORT_DATA19,
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SMD_PORT_DATA20,
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SMD_PORT_GPS_NMEA,
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SMD_PORT_BRIDGE_1,
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SMD_PORT_BRIDGE_2,
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SMD_PORT_BRIDGE_3,
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SMD_PORT_BRIDGE_4,
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SMD_PORT_BRIDGE_5,
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SMD_PORT_LOOPBACK,
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SMD_PORT_CS_APPS_MODEM,
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SMD_PORT_CS_APPS_DSP,
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SMD_PORT_CS_MODEM_DSP,
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SMD_NUM_PORTS,
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} smd_port_id_type;
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#endif
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