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include: device: Add a state for force suspend devices

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Add a device power state for force suspended devices.

Signed-off-by: Ramakrishna Pallala <ramakrishna.pallala@intel.com>
This commit is contained in:
Ramakrishna Pallala 2018-10-09 11:06:02 +05:30 • committed by Anas Nashif
commit 8572830d88
1 changed files with 13 additions and 1 deletions
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14
include/device.h
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@ -286,6 +286,18 @@ struct device *device_get_binding(const char *name);
*/ */
#define DEVICE_PM_SUSPEND_STATE 3 #define DEVICE_PM_SUSPEND_STATE 3
/** @def DEVICE_PM_FORCE_SUSPEND_STATE
*
* @brief device is in force SUSPEND power state
*
* @details Driver puts the device in suspended state after
* completing the ongoing transactions and will not process any
* queued work or will not take any new requests for processing.
* Most device context is lost by the hardware. Device drivers must
* save and restore or reinitialize any context lost by the hardware.
*/
#define DEVICE_PM_FORCE_SUSPEND_STATE 4
/** @def DEVICE_PM_OFF_STATE /** @def DEVICE_PM_OFF_STATE
* *
* @brief device is in OFF power state * @brief device is in OFF power state
@ -294,7 +306,7 @@ struct device *device_get_binding(const char *name);
* The device context is lost when this state is entered, so the OS * The device context is lost when this state is entered, so the OS
* software will reinitialize the device when powering it back on * software will reinitialize the device when powering it back on
*/ */
#define DEVICE_PM_OFF_STATE 4 #define DEVICE_PM_OFF_STATE 5
/* Constants defining support device power commands */ /* Constants defining support device power commands */
#define DEVICE_PM_SET_POWER_STATE 1 #define DEVICE_PM_SET_POWER_STATE 1