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| author | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 12:45:08 (GMT) |
|---|---|---|
| committer | Steven Whitehouse <swhiteho@redhat.com> | 2006-10-02 12:45:08 (GMT) |
| commit | 59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch) | |
| tree | f1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /drivers/hwmon/abituguru.c | |
| parent | 825f9075d74028d11d7f5932f04e1b5db3022b51 (diff) | |
| parent | d834c16516d1ebec4766fc58c059bf01311e6045 (diff) | |
| download | linux-fsl-qoriq-59458f40e25915a355d8b1d701425fe9f4f9ea23.tar.xz | |
Merge branch 'master' into gfs2
Diffstat (limited to 'drivers/hwmon/abituguru.c')
| -rw-r--r-- | drivers/hwmon/abituguru.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/hwmon/abituguru.c b/drivers/hwmon/abituguru.c index 35ad1b0..e5cb0fd 100644 --- a/drivers/hwmon/abituguru.c +++ b/drivers/hwmon/abituguru.c @@ -1354,13 +1354,39 @@ LEAVE_UPDATE: return NULL; } +#ifdef CONFIG_PM +static int abituguru_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct abituguru_data *data = platform_get_drvdata(pdev); + /* make sure all communications with the uguru are done and no new + ones are started */ + mutex_lock(&data->update_lock); + return 0; +} + +static int abituguru_resume(struct platform_device *pdev) +{ + struct abituguru_data *data = platform_get_drvdata(pdev); + /* See if the uGuru is still ready */ + if (inb_p(data->addr + ABIT_UGURU_DATA) != ABIT_UGURU_STATUS_INPUT) + data->uguru_ready = 0; + mutex_unlock(&data->update_lock); + return 0; +} +#else +#define abituguru_suspend NULL +#define abituguru_resume NULL +#endif /* CONFIG_PM */ + static struct platform_driver abituguru_driver = { .driver = { .owner = THIS_MODULE, .name = ABIT_UGURU_NAME, }, - .probe = abituguru_probe, - .remove = __devexit_p(abituguru_remove), + .probe = abituguru_probe, + .remove = __devexit_p(abituguru_remove), + .suspend = abituguru_suspend, + .resume = abituguru_resume, }; static int __init abituguru_detect(void) |