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authorJani Nikula <jani.nikula@intel.com>2017-09-28 15:56:49 +0300
committerJani Nikula <jani.nikula@intel.com>2017-09-28 15:56:49 +0300
commit32f35b863451884e856f0f577474740561a87fad (patch)
tree2d1d55c7e2d23e27197bf84246c5f23070eb0fce /include/uapi/linux/netlink.h
parentae7617f0ef1820be033eef93859a6bb6174a843f (diff)
parent754270c7c56292e97d0eff924a5d5d83f92add07 (diff)
Merge drm-upstream/drm-next into drm-intel-next-queued
Need MST sideband message transaction to power up/down nodes. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/uapi/linux/netlink.h')
-rw-r--r--include/uapi/linux/netlink.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/uapi/linux/netlink.h b/include/uapi/linux/netlink.h
index f86127a46cfc..e8af60a7c56d 100644
--- a/include/uapi/linux/netlink.h
+++ b/include/uapi/linux/netlink.h
@@ -69,6 +69,9 @@ struct nlmsghdr {
#define NLM_F_CREATE 0x400 /* Create, if it does not exist */
#define NLM_F_APPEND 0x800 /* Add to end of list */
+/* Modifiers to DELETE request */
+#define NLM_F_NONREC 0x100 /* Do not delete recursively */
+
/* Flags for ACK message */
#define NLM_F_CAPPED 0x100 /* request was capped */
#define NLM_F_ACK_TLVS 0x200 /* extended ACK TVLs were included */
@@ -226,5 +229,22 @@ struct nlattr {
#define NLA_ALIGN(len) (((len) + NLA_ALIGNTO - 1) & ~(NLA_ALIGNTO - 1))
#define NLA_HDRLEN ((int) NLA_ALIGN(sizeof(struct nlattr)))
+/* Generic 32 bitflags attribute content sent to the kernel.
+ *
+ * The value is a bitmap that defines the values being set
+ * The selector is a bitmask that defines which value is legit
+ *
+ * Examples:
+ * value = 0x0, and selector = 0x1
+ * implies we are selecting bit 1 and we want to set its value to 0.
+ *
+ * value = 0x2, and selector = 0x2
+ * implies we are selecting bit 2 and we want to set its value to 1.
+ *
+ */
+struct nla_bitfield32 {
+ __u32 value;
+ __u32 selector;
+};
#endif /* _UAPI__LINUX_NETLINK_H */