diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/staging/tidspbridge/rmgr/pwr.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/drivers/staging/tidspbridge/rmgr/pwr.c b/drivers/staging/tidspbridge/rmgr/pwr.c deleted file mode 100644 index 17748df351b9..000000000000 --- a/drivers/staging/tidspbridge/rmgr/pwr.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * pwr.c - * - * DSP-BIOS Bridge driver support functions for TI OMAP processors. - * - * PWR API for controlling DSP power states. - * - * Copyright (C) 2005-2006 Texas Instruments, Inc. - * - * This package is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED - * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. - */ - -/* ----------------------------------- Host OS */ -#include <dspbridge/host_os.h> - -/* ----------------------------------- This */ -#include <dspbridge/pwr.h> - -/* ----------------------------------- Resource Manager */ -#include <dspbridge/devdefs.h> -#include <dspbridge/drv.h> - -/* ----------------------------------- Platform Manager */ -#include <dspbridge/dev.h> - -/* ----------------------------------- Link Driver */ -#include <dspbridge/dspioctl.h> - -/* - * ======== pwr_sleep_dsp ======== - * Send command to DSP to enter sleep state. - */ -int pwr_sleep_dsp(const u32 sleep_code, const u32 timeout) -{ - struct bridge_drv_interface *intf_fxns; - struct bridge_dev_context *dw_context; - int status = -EPERM; - struct dev_object *hdev_obj = NULL; - u32 ioctlcode = 0; - u32 arg = timeout; - - for (hdev_obj = (struct dev_object *)drv_get_first_dev_object(); - hdev_obj != NULL; - hdev_obj = - (struct dev_object *)drv_get_next_dev_object((u32) hdev_obj)) { - if (dev_get_bridge_context(hdev_obj, - (struct bridge_dev_context **) - &dw_context)) { - continue; - } - if (dev_get_intf_fxns(hdev_obj, - (struct bridge_drv_interface **) - &intf_fxns)) { - continue; - } - if (sleep_code == PWR_DEEPSLEEP) - ioctlcode = BRDIOCTL_DEEPSLEEP; - else if (sleep_code == PWR_EMERGENCYDEEPSLEEP) - ioctlcode = BRDIOCTL_EMERGENCYSLEEP; - else - status = -EINVAL; - - if (status != -EINVAL) { - status = (*intf_fxns->dev_cntrl) (dw_context, - ioctlcode, - (void *)&arg); - } - } - return status; -} - -/* - * ======== pwr_wake_dsp ======== - * Send command to DSP to wake it from sleep. - */ -int pwr_wake_dsp(const u32 timeout) -{ - struct bridge_drv_interface *intf_fxns; - struct bridge_dev_context *dw_context; - int status = -EPERM; - struct dev_object *hdev_obj = NULL; - u32 arg = timeout; - - for (hdev_obj = (struct dev_object *)drv_get_first_dev_object(); - hdev_obj != NULL; - hdev_obj = (struct dev_object *)drv_get_next_dev_object - ((u32) hdev_obj)) { - if (!(dev_get_bridge_context(hdev_obj, - (struct bridge_dev_context - **)&dw_context))) { - if (!(dev_get_intf_fxns(hdev_obj, - (struct bridge_drv_interface **)&intf_fxns))) { - status = - (*intf_fxns->dev_cntrl) (dw_context, - BRDIOCTL_WAKEUP, - (void *)&arg); - } - } - } - return status; -} - -/* - * ======== pwr_pm_pre_scale======== - * Sends pre-notification message to DSP. - */ -int pwr_pm_pre_scale(u16 voltage_domain, u32 level) -{ - struct bridge_drv_interface *intf_fxns; - struct bridge_dev_context *dw_context; - int status = -EPERM; - struct dev_object *hdev_obj = NULL; - u32 arg[2]; - - arg[0] = voltage_domain; - arg[1] = level; - - for (hdev_obj = (struct dev_object *)drv_get_first_dev_object(); - hdev_obj != NULL; - hdev_obj = (struct dev_object *)drv_get_next_dev_object - ((u32) hdev_obj)) { - if (!(dev_get_bridge_context(hdev_obj, - (struct bridge_dev_context - **)&dw_context))) { - if (!(dev_get_intf_fxns(hdev_obj, - (struct bridge_drv_interface **)&intf_fxns))) { - status = - (*intf_fxns->dev_cntrl) (dw_context, - BRDIOCTL_PRESCALE_NOTIFY, - (void *)&arg); - } - } - } - return status; -} - -/* - * ======== pwr_pm_post_scale======== - * Sends post-notification message to DSP. - */ -int pwr_pm_post_scale(u16 voltage_domain, u32 level) -{ - struct bridge_drv_interface *intf_fxns; - struct bridge_dev_context *dw_context; - int status = -EPERM; - struct dev_object *hdev_obj = NULL; - u32 arg[2]; - - arg[0] = voltage_domain; - arg[1] = level; - - for (hdev_obj = (struct dev_object *)drv_get_first_dev_object(); - hdev_obj != NULL; - hdev_obj = (struct dev_object *)drv_get_next_dev_object - ((u32) hdev_obj)) { - if (!(dev_get_bridge_context(hdev_obj, - (struct bridge_dev_context - **)&dw_context))) { - if (!(dev_get_intf_fxns(hdev_obj, - (struct bridge_drv_interface **)&intf_fxns))) { - status = - (*intf_fxns->dev_cntrl) (dw_context, - BRDIOCTL_POSTSCALE_NOTIFY, - (void *)&arg); - } - } - } - return status; - -} |