[PATCH 05/16] rpmsg: use dev_groups and not dev_attrs for bus_type

From: Greg Kroah-Hartman
Date: Tue Jun 06 2017 - 15:24:37 EST


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: Ohad Ben-Cohen <ohad@xxxxxxxxxx>
Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Cc: <linux-remoteproc@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/rpmsg/rpmsg_core.c | 23 +++++++++++++----------
1 file changed, 13 insertions(+), 10 deletions(-)

diff --git a/drivers/rpmsg/rpmsg_core.c b/drivers/rpmsg/rpmsg_core.c
index 600f5f9f7431..ad3d2a9df287 100644
--- a/drivers/rpmsg/rpmsg_core.c
+++ b/drivers/rpmsg/rpmsg_core.c
@@ -330,7 +330,8 @@ field##_show(struct device *dev, \
struct rpmsg_device *rpdev = to_rpmsg_device(dev); \
\
return sprintf(buf, format_string, rpdev->path); \
-}
+} \
+static DEVICE_ATTR_RO(field);

/* for more info, see Documentation/ABI/testing/sysfs-bus-rpmsg */
rpmsg_show_attr(name, id.name, "%s\n");
@@ -345,15 +346,17 @@ static ssize_t modalias_show(struct device *dev,

return sprintf(buf, RPMSG_DEVICE_MODALIAS_FMT "\n", rpdev->id.name);
}
-
-static struct device_attribute rpmsg_dev_attrs[] = {
- __ATTR_RO(name),
- __ATTR_RO(modalias),
- __ATTR_RO(dst),
- __ATTR_RO(src),
- __ATTR_RO(announce),
- __ATTR_NULL
+static DEVICE_ATTR_RO(modalias);
+
+static struct attribute *rpmsg_dev_attrs[] = {
+ &dev_attr_name.attr,
+ &dev_attr_modalias.attr,
+ &dev_attr_dst.attr,
+ &dev_attr_src.attr,
+ &dev_attr_announce.attr,
+ NULL,
};
+ATTRIBUTE_GROUPS(rpmsg_dev);

/* rpmsg devices and drivers are matched using the service name */
static inline int rpmsg_id_match(const struct rpmsg_device *rpdev,
@@ -455,7 +458,7 @@ static int rpmsg_dev_remove(struct device *dev)
static struct bus_type rpmsg_bus = {
.name = "rpmsg",
.match = rpmsg_dev_match,
- .dev_attrs = rpmsg_dev_attrs,
+ .dev_groups = rpmsg_dev_groups,
.uevent = rpmsg_uevent,
.probe = rpmsg_dev_probe,
.remove = rpmsg_dev_remove,
--
2.13.0