[S390] cio: Use helpers instead of container_of().
- Introduce to_cssdriver. - Use to_xxx instead of container_of where possible. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -35,8 +35,8 @@ ccwgroup_bus_match (struct device * dev, struct device_driver * drv)
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struct ccwgroup_device *gdev;
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struct ccwgroup_device *gdev;
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struct ccwgroup_driver *gdrv;
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struct ccwgroup_driver *gdrv;
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gdev = container_of(dev, struct ccwgroup_device, dev);
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gdev = to_ccwgroupdev(dev);
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gdrv = container_of(drv, struct ccwgroup_driver, driver);
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gdrv = to_ccwgroupdrv(drv);
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if (gdev->creator_id == gdrv->driver_id)
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if (gdev->creator_id == gdrv->driver_id)
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return 1;
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return 1;
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@ -787,8 +787,8 @@ int sch_is_pseudo_sch(struct subchannel *sch)
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static int
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static int
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css_bus_match (struct device *dev, struct device_driver *drv)
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css_bus_match (struct device *dev, struct device_driver *drv)
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{
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{
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struct subchannel *sch = container_of (dev, struct subchannel, dev);
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struct subchannel *sch = to_subchannel(dev);
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struct css_driver *driver = container_of (drv, struct css_driver, drv);
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struct css_driver *driver = to_cssdriver(drv);
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if (sch->st == driver->subchannel_type)
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if (sch->st == driver->subchannel_type)
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return 1;
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return 1;
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@ -802,7 +802,7 @@ css_probe (struct device *dev)
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struct subchannel *sch;
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struct subchannel *sch;
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sch = to_subchannel(dev);
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sch = to_subchannel(dev);
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sch->driver = container_of (dev->driver, struct css_driver, drv);
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sch->driver = to_cssdriver(dev->driver);
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return (sch->driver->probe ? sch->driver->probe(sch) : 0);
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return (sch->driver->probe ? sch->driver->probe(sch) : 0);
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}
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}
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@ -134,6 +134,8 @@ struct css_driver {
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void (*shutdown)(struct subchannel *);
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void (*shutdown)(struct subchannel *);
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};
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};
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#define to_cssdriver(n) container_of(n, struct css_driver, drv)
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/*
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/*
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* all css_drivers have the css_bus_type
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* all css_drivers have the css_bus_type
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*/
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*/
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