[PATCH 04/16] amba: use dev_groups and not dev_attrs for bus_type

[Greg Kroah-Hartman]

The dev_attrs field has long been "depreciated" and is finally being
removed, so move the driver to use the "correct" dev_groups field
instead for struct bus_type.

Cc: Russell King <li...@armlinux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
 drivers/amba/bus.c | 25 ++++++++++++-------------
 1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index a56fa2a1e9aa..e0f74ddc22b7 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -105,6 +105,7 @@ static ssize_t driver_override_store(struct device *_dev,
 
        return count;
 }
+static DEVICE_ATTR_RW(driver_override);
 
 #define amba_attr_func(name,fmt,arg...)                                        
\
 static ssize_t name##_show(struct device *_dev,                                
\
@@ -112,25 +113,23 @@ static ssize_t name##_show(struct device *_dev,           
                \
 {                                                                      \
        struct amba_device *dev = to_amba_device(_dev);                 \
        return sprintf(buf, fmt, arg);                                  \
-}
-
-#define amba_attr(name,fmt,arg...)     \
-amba_attr_func(name,fmt,arg)           \
-static DEVICE_ATTR(name, S_IRUGO, name##_show, NULL)
+}                                                                      \
+static DEVICE_ATTR_RO(name)
 
 amba_attr_func(id, "%08x\n", dev->periphid);
-amba_attr(irq0, "%u\n", dev->irq[0]);
-amba_attr(irq1, "%u\n", dev->irq[1]);
+amba_attr_func(irq0, "%u\n", dev->irq[0]);
+amba_attr_func(irq1, "%u\n", dev->irq[1]);
 amba_attr_func(resource, "\t%016llx\t%016llx\t%016lx\n",
         (unsigned long long)dev->res.start, (unsigned long long)dev->res.end,
         dev->res.flags);
 
-static struct device_attribute amba_dev_attrs[] = {
-       __ATTR_RO(id),
-       __ATTR_RO(resource),
-       __ATTR_RW(driver_override),
-       __ATTR_NULL,
+static struct attribute *amba_dev_attrs[] = {
+       &dev_attr_id.attr,
+       &dev_attr_resource.attr,
+       &dev_attr_driver_override.attr,
+       NULL,
 };
+ATTRIBUTE_GROUPS(amba_dev);
 
 #ifdef CONFIG_PM
 /*
@@ -192,7 +191,7 @@ static const struct dev_pm_ops amba_pm = {
  */
 struct bus_type amba_bustype = {
        .name           = "amba",
-       .dev_attrs      = amba_dev_attrs,
+       .dev_groups     = amba_dev_groups,
        .match          = amba_match,
        .uevent         = amba_uevent,
        .pm             = &amba_pm,
-- 
2.13.0