diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2012-08-16 19:39:44 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-08-16 09:51:02 -0700 |
| commit | 09649a85adfedde99b47b6ccef3fea696fad72be (patch) | |
| tree | 5faa03756a45e37b775721f63d3555b921d13623 /drivers/misc | |
| parent | c216fdeb2e7371554c56ba457c374cce9c77f91a (diff) | |
mei: wd: use watchdog_set/get_drvdata for passing mei_device
use watchdog_set/get_drvdata for passing mei_device
to watchdog_ops handlers instead of using global mei_device
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/mei/wd.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/drivers/misc/mei/wd.c b/drivers/misc/mei/wd.c index 0824166a7303..d96c537f046f 100644 --- a/drivers/misc/mei/wd.c +++ b/drivers/misc/mei/wd.c @@ -194,7 +194,7 @@ static int mei_wd_ops_start(struct watchdog_device *wd_dev) int err = -ENODEV; struct mei_device *dev; - dev = pci_get_drvdata(mei_device); + dev = watchdog_get_drvdata(wd_dev); if (!dev) return -ENODEV; @@ -231,8 +231,8 @@ end_unlock: static int mei_wd_ops_stop(struct watchdog_device *wd_dev) { struct mei_device *dev; - dev = pci_get_drvdata(mei_device); + dev = watchdog_get_drvdata(wd_dev); if (!dev) return -ENODEV; @@ -254,8 +254,8 @@ static int mei_wd_ops_ping(struct watchdog_device *wd_dev) { int ret = 0; struct mei_device *dev; - dev = pci_get_drvdata(mei_device); + dev = watchdog_get_drvdata(wd_dev); if (!dev) return -ENODEV; @@ -309,8 +309,8 @@ end: static int mei_wd_ops_set_timeout(struct watchdog_device *wd_dev, unsigned int timeout) { struct mei_device *dev; - dev = pci_get_drvdata(mei_device); + dev = watchdog_get_drvdata(wd_dev); if (!dev) return -ENODEV; @@ -355,25 +355,28 @@ static struct watchdog_device amt_wd_dev = { }; -void mei_watchdog_register(struct mei_device *dev) +void mei_watchdog_register(struct mei_device *dev) { - dev_dbg(&dev->pdev->dev, "dev->wd_timeout =%d.\n", dev->wd_timeout); - if (watchdog_register_device(&amt_wd_dev)) { dev_err(&dev->pdev->dev, "wd: unable to register watchdog device.\n"); dev->wd_interface_reg = false; - } else { - dev_dbg(&dev->pdev->dev, - "wd: successfully register watchdog interface.\n"); - dev->wd_interface_reg = true; + return; } + + dev_dbg(&dev->pdev->dev, + "wd: successfully register watchdog interface.\n"); + dev->wd_interface_reg = true; + watchdog_set_drvdata(&amt_wd_dev, dev); } void mei_watchdog_unregister(struct mei_device *dev) { - if (dev->wd_interface_reg) - watchdog_unregister_device(&amt_wd_dev); + if (!dev->wd_interface_reg) + return; + + watchdog_set_drvdata(&amt_wd_dev, NULL); + watchdog_unregister_device(&amt_wd_dev); dev->wd_interface_reg = false; } |