backports: add sysfs api backport for ieee802154

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>

diff --git a/patches/collateral-evolutions/network/76-sysfs-api/net_ieee802154_wpan-class.patch b/patches/collateral-evolutions/network/76-sysfs-api/net_ieee802154_wpan-class.patch
new file mode 100644 (file)
index 0000000..a323ad9
--- /dev/null
+++ b/patches/collateral-evolutions/network/76-sysfs-api/net_ieee802154_wpan-class.patch
@@ -0,0 +1,30 @@
+--- a/net/ieee802154/wpan-class.c
++++ b/net/ieee802154/wpan-class.c
+@@ -77,6 +77,7 @@ static struct attribute *pmib_attrs[] =
+       &dev_attr_cca_mode.attr,
+       NULL,
+ };
++#define BP_ATTR_GRP_STRUCT device_attribute
+ ATTRIBUTE_GROUPS(pmib);
+ 
+ static void wpan_phy_release(struct device *d)
+@@ -88,7 +89,11 @@ static void wpan_phy_release(struct devi
+ static struct class wpan_phy_class = {
+       .name = "ieee802154",
+       .dev_release = wpan_phy_release,
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)
+       .dev_groups = pmib_groups,
++#else
++      .dev_attrs = pmib_dev_attrs,
++#endif
+ };
+ 
+ static DEFINE_MUTEX(wpan_phy_mutex);
+@@ -199,6 +204,7 @@ EXPORT_SYMBOL(wpan_phy_free);
+ static int __init wpan_phy_class_init(void)
+ {
+       int rc;
++      init_pmib_attrs();
+       rc = class_register(&wpan_phy_class);
+       if (rc)
+               goto err;