diff options
Diffstat (limited to 'stack/hid/hidd_pm.c')
| -rw-r--r-- | stack/hid/hidd_pm.c | 288 |
1 files changed, 0 insertions, 288 deletions
diff --git a/stack/hid/hidd_pm.c b/stack/hid/hidd_pm.c deleted file mode 100644 index ff3cc22..0000000 --- a/stack/hid/hidd_pm.c +++ /dev/null @@ -1,288 +0,0 @@ -/*****************************************************************************/ -/* */ -/* Name: hidd_pm.c */ -/* */ -/* Description: this file contains the HID Device Power Management logic */ -/* */ -/* */ -/* Copyright (c) 2002-2004, WIDCOMM Inc., All Rights Reserved. */ -/* WIDCOMM Bluetooth Core. Proprietary and confidential. */ -/*****************************************************************************/ - - -#include "gki.h" -#include "bt_types.h" -#include "hiddefs.h" -#include "btm_api.h" -#include "string.h" - -#include "hiddefs.h" - -#include "hidd_api.h" -#include "hidd_int.h" -#include "btu.h" - -#if HID_DEV_PM_INCLUDED == TRUE - -/******************************************************************************* -** -** Function hidd_pm_init -** -** Description This function is called when connection is established. It -** initializes the control block for power management. -** -** Returns void -** -*******************************************************************************/ - -static const tHID_DEV_PM_PWR_MD pwr_modes[] = -{ - HID_DEV_BUSY_MODE_PARAMS, - HID_DEV_IDLE_MODE_PARAMS, - HID_DEV_SUSP_MODE_PARAMS -}; - -void hidd_pm_init( void ) -{ - int i; - - hd_cb.curr_pm.mode = HCI_MODE_ACTIVE ; - hd_cb.final_pm.mode = 0xff; - - for( i=0; i<3; i++ ) - memcpy( &hd_cb.pm_params[i], &pwr_modes[i], sizeof( tHID_DEV_PM_PWR_MD ) ) ; - - hd_cb.pm_ctrl_busy = FALSE; -} - -/******************************************************************************* -** -** Function hidd_pm_set_now -** -** Description This drives the BTM for power management settings. -** -** Returns TRUE if Success, FALSE otherwise -** -*******************************************************************************/ -BOOLEAN hidd_pm_set_now( tHID_DEV_PM_PWR_MD *p_req_mode) -{ - tHID_DEV_PM_PWR_MD act_pm = { 0, 0, 0, 0, HCI_MODE_ACTIVE } ; - UINT8 st = BTM_SUCCESS; - - /* Do nothing if already in required state or already performing a pm function */ - if( (hd_cb.pm_ctrl_busy) || - ((p_req_mode->mode == hd_cb.curr_pm.mode) && ( (p_req_mode->mode == HCI_MODE_ACTIVE) || - ((hd_cb.curr_pm.interval >= p_req_mode->min) && (hd_cb.curr_pm.interval <= p_req_mode->max)) )) ) - { - hd_cb.final_pm.mode = 0xff; - return TRUE; - } - - switch( p_req_mode->mode ) - { - case HCI_MODE_ACTIVE: - if( hd_cb.curr_pm.mode == HCI_MODE_SNIFF ) - { -#if BTM_PWR_MGR_INCLUDED == TRUE - st = BTM_SetPowerMode (BTM_PM_SET_ONLY_ID, hd_cb.host_addr, (tBTM_PM_PWR_MD *) &act_pm); -#else - st = BTM_CancelSniffMode (hd_cb.host_addr); -#endif - hd_cb.pm_ctrl_busy = TRUE; - } - else if( hd_cb.curr_pm.mode == HCI_MODE_PARK ) - { -#if BTM_PWR_MGR_INCLUDED == TRUE - st = BTM_SetPowerMode (BTM_PM_SET_ONLY_ID, hd_cb.host_addr, (tBTM_PM_PWR_MD *) &act_pm); -#else - st = BTM_CancelParkMode (hd_cb.host_addr); -#endif - hd_cb.pm_ctrl_busy = TRUE; - } - break; - - case HCI_MODE_SNIFF: - if( hd_cb.curr_pm.mode != HCI_MODE_ACTIVE ) /* Transition through active state required */ - hidd_pm_set_now (&act_pm); - else - { -#if BTM_PWR_MGR_INCLUDED == TRUE - st = BTM_SetPowerMode (BTM_PM_SET_ONLY_ID, hd_cb.host_addr, (tBTM_PM_PWR_MD *) p_req_mode); -#else - st = BTM_SetSniffMode (hd_cb.host_addr, p_req_mode->min, p_req_mode->max, p_req_mode->attempt, p_req_mode->timeout); -#endif - hd_cb.pm_ctrl_busy = TRUE; - } - break; - - case HCI_MODE_PARK: - if( hd_cb.curr_pm.mode != HCI_MODE_ACTIVE ) /* Transition through active state required */ - hidd_pm_set_now (&act_pm); - else - { -#if BTM_PWR_MGR_INCLUDED == TRUE - st = BTM_SetPowerMode (BTM_PM_SET_ONLY_ID, hd_cb.host_addr, (tBTM_PM_PWR_MD *) p_req_mode); -#else - st = BTM_SetParkMode (hd_cb.host_addr, p_req_mode->min, p_req_mode->max); -#endif - hd_cb.pm_ctrl_busy = TRUE; - } - break; - - default: - break; - } - - if( st == BTM_SUCCESS || st == BTM_CMD_STARTED ) - return TRUE; - else - { - st += HCI_ERR_MAX_ERR ; - if( hd_cb.callback ) - hd_cb.callback( HID_DEV_EVT_PM_FAILED, hd_cb.conn_substate, (tHID_DEV_CBACK_DATA *) &st ) ; - return FALSE; - } -} - -/******************************************************************************* -** -** Function hidd_pm_set_power_mode -** -** Description This stores the power management setting and calls fn to set -** the power. -** -** Returns TRUE if Success, FALSE otherwise -** -*******************************************************************************/ -BOOLEAN hidd_pm_set_power_mode( tHID_DEV_PM_PWR_MD *p_req_mode) -{ - memcpy( &hd_cb.final_pm, p_req_mode, sizeof( tHID_DEV_PM_PWR_MD ) ) ; - return hidd_pm_set_now( p_req_mode ) ; -} - - -/******************************************************************************* -** -** Function hidd_pm_proc_mode_change -** -** Description This is the callback function, when power mode changes. -** -** Returns void -** -*******************************************************************************/ -void hidd_pm_proc_mode_change( UINT8 hci_status, UINT8 mode, UINT16 interval ) -{ - if (!hd_cb.reg_flag ) - return; - - hd_cb.pm_ctrl_busy = FALSE; - - if( hci_status != HCI_SUCCESS ) - { - if( hd_cb.callback ) - hd_cb.callback( HID_DEV_EVT_PM_FAILED, hd_cb.conn_substate, (tHID_DEV_CBACK_DATA *) &hci_status ) ; - } - else - { - hd_cb.curr_pm.mode = mode; - hd_cb.curr_pm.interval = interval; - - if( hd_cb.final_pm.mode != 0xff ) - { - /* If we haven't reached the final power mode, set it now */ - if( (hd_cb.final_pm.mode != hd_cb.curr_pm.mode) || - ( (hd_cb.final_pm.mode != HCI_MODE_ACTIVE) && - ((hd_cb.curr_pm.interval < hd_cb.final_pm.min) || (hd_cb.curr_pm.interval > hd_cb.final_pm.max)) - ) ) - { - hidd_pm_set_now( &(hd_cb.final_pm) ) ; - } - else - hd_cb.final_pm.mode = 0xff; - } - else - { - if( hd_cb.curr_pm.mode == HCI_MODE_ACTIVE ) - hidd_pm_start(); - } - - if( hd_cb.callback ) - hd_cb.callback( HID_DEV_EVT_MODE_CHG, mode, (tHID_DEV_CBACK_DATA *) &interval) ; - } -} - - -/******************************************************************************* -** -** Function hidd_pm_inact_timeout -** -** Description Called when idle timer expires. -** -** Returns void -** -*******************************************************************************/ -void hidd_pm_inact_timeout (TIMER_LIST_ENT *p_tle) -{ - hidd_pm_set_power_mode ( &(hd_cb.pm_params[HID_DEV_IDLE_CONN_ST])); - hd_cb.conn_substate = HID_DEV_IDLE_CONN_ST; -} - -/******************************************************************************* -** -** Function hidd_pm_start -** -** Description Starts the power management function in a given state. -** -** Returns tHID_STATUS -** -*******************************************************************************/ -tHID_STATUS hidd_pm_start( void ) -{ - hidd_pm_set_power_mode ( &(hd_cb.pm_params[HID_DEV_BUSY_CONN_ST]) ); - - hd_cb.conn_substate = HID_DEV_BUSY_CONN_ST; - - hd_cb.idle_tle.param = (UINT32) hidd_pm_inact_timeout; - btu_start_timer (&hd_cb.idle_tle, BTU_TTYPE_USER_FUNC, HID_DEV_INACT_TIMEOUT); - - return( HID_SUCCESS ); -} - -/******************************************************************************* -** -** Function hidd_pm_stop -** -** Description Stops the idle timer. -** -** Returns tHID_STATUS -** -*******************************************************************************/ -tHID_STATUS hidd_pm_stop( void ) -{ - tHID_DEV_PM_PWR_MD p_md = { 0, 0, 0, 0, HCI_MODE_ACTIVE }; - - hidd_pm_set_power_mode( &p_md ); - btu_stop_timer( &hd_cb.idle_tle ) ; - return( HID_SUCCESS ); -} - - -/******************************************************************************* -** -** Function hidd_pm_suspend_evt -** -** Description Called when host suspends the device. -** -** Returns tHID_STATUS -** -*******************************************************************************/ -tHID_STATUS hidd_pm_suspend_evt( void ) -{ - if( hd_cb.conn_substate == HID_DEV_BUSY_CONN_ST ) - btu_stop_timer( &hd_cb.idle_tle ) ; - - hidd_pm_set_power_mode ( &(hd_cb.pm_params[HID_DEV_SUSP_CONN_ST]) ); - hd_cb.conn_substate = HID_DEV_SUSP_CONN_ST; - return( HID_SUCCESS ); -} -#endif /* HID_DEV_PM_INCLUDED == TRUE */ |