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ACPI: thinkpad-acpi: add suspend handler

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Add a handler for suspend events.

Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Henrique de Moraes Holschuh 2008-01-08 13:02:50 -02:00 committed by Len Brown
parent 35ff8b9fa9
commit 083f17606f
1 changed files with 17 additions and 0 deletions
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17
drivers/misc/thinkpad_acpi.c
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@ -188,6 +188,7 @@ struct ibm_struct {
int (*write) (char *);
void (*exit) (void);
void (*resume) (void);
void (*suspend) (pm_message_t state);
struct list_head all_drivers;
@ -658,6 +659,21 @@ static struct input_dev *tpacpi_inputdev;
static struct mutex tpacpi_inputdev_send_mutex;
static LIST_HEAD(tpacpi_all_drivers);
static int tpacpi_suspend_handler(struct platform_device *pdev,
pm_message_t state)
{
struct ibm_struct *ibm, *itmp;
list_for_each_entry_safe(ibm, itmp,
&tpacpi_all_drivers,
all_drivers) {
if (ibm->suspend)
(ibm->suspend)(state);
}
return 0;
}
static int tpacpi_resume_handler(struct platform_device *pdev)
{
struct ibm_struct *ibm, *itmp;
@ -677,6 +693,7 @@ static struct platform_driver tpacpi_pdriver = {
.name = TPACPI_DRVR_NAME,
.owner = THIS_MODULE,
},
.suspend = tpacpi_suspend_handler,
.resume = tpacpi_resume_handler,
};