diff options
Diffstat (limited to 'drivers/modem/m6718_spi/modem_util.h')
-rw-r--r-- | drivers/modem/m6718_spi/modem_util.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/modem/m6718_spi/modem_util.h b/drivers/modem/m6718_spi/modem_util.h new file mode 100644 index 00000000000..2d9e2e39abc --- /dev/null +++ b/drivers/modem/m6718_spi/modem_util.h @@ -0,0 +1,57 @@ +/* + * Copyright (C) ST-Ericsson SA 2011 + * + * Author: Chris Blair <chris.blair@stericsson.com> for ST-Ericsson + * + * License terms: GNU General Public License (GPL) version 2 + * + * Modem IPC driver protocol interface header: + * utility functionality. + */ +#ifndef _MODEM_UTIL_H_ +#define _MODEM_UTIL_H_ + +#include <linux/kernel.h> +#include "modem_private.h" + +bool ipc_util_channel_is_loopback(u8 channel); + +u32 ipc_util_make_l2_header(u8 channel, u32 len); +u8 ipc_util_get_l2_channel(u32 hdr); +u32 ipc_util_get_l2_length(u32 hdr); +u32 ipc_util_make_l1_header(u8 cmd, u8 counter, u32 len); +u8 ipc_util_get_l1_cmd(u32 hdr); +u8 ipc_util_get_l1_counter(u32 hdr); +u32 ipc_util_get_l1_length(u32 hdr); +u8 ipc_util_get_l1_bootresp_ver(u32 bootresp); + +int ipc_util_ss_level_active(struct ipc_link_context *context); +int ipc_util_ss_level_inactive(struct ipc_link_context *context); +int ipc_util_int_level_active(struct ipc_link_context *context); +int ipc_util_int_level_inactive(struct ipc_link_context *context); + +void ipc_util_deactivate_ss(struct ipc_link_context *context); +void ipc_util_activate_ss(struct ipc_link_context *context); +void ipc_util_activate_ss_with_tmo(struct ipc_link_context *context); + +bool ipc_util_int_is_active(struct ipc_link_context *context); + +bool ipc_util_link_is_idle(struct ipc_link_context *context); + +void ipc_util_start_slave_stable_timer(struct ipc_link_context *context); + +void ipc_util_spi_message_prepare(struct ipc_link_context *link_context, + void *tx_buf, void *rx_buf, int len); +void ipc_util_spi_message_init(struct ipc_link_context *link_context, + void (*complete)(void *)); + +bool ipc_util_link_gpio_request(struct ipc_link_context *context, + irqreturn_t (*irqhnd)(int, void *)); +bool ipc_util_link_gpio_config(struct ipc_link_context *context); +bool ipc_util_link_gpio_unconfig(struct ipc_link_context *context); + +bool ipc_util_link_is_suspended(struct ipc_link_context *context); +void ipc_util_suspend_link(struct ipc_link_context *context); +void ipc_util_resume_link(struct ipc_link_context *context); + +#endif /* _MODEM_UTIL_H_ */ |