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-rw-r--r--include/uapi/linux/bpf.h17
1 files changed, 16 insertions, 1 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 7a66db8d15d5..1bee1135866a 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -2301,6 +2301,20 @@ union bpf_attr {
* payload and/or *pop* value being to large.
* Return
* 0 on success, or a negative error in case of failure.
+ *
+ * int bpf_rc_pointer_rel(void *ctx, s32 rel_x, s32 rel_y)
+ * Description
+ * This helper is used in programs implementing IR decoding, to
+ * report a successfully decoded pointer movement.
+ *
+ * The *ctx* should point to the lirc sample as passed into
+ * the program.
+ *
+ * This helper is only available is the kernel was compiled with
+ * the **CONFIG_BPF_LIRC_MODE2** configuration option set to
+ * "**y**".
+ * Return
+ * 0
*/
#define __BPF_FUNC_MAPPER(FN) \
FN(unspec), \
@@ -2394,7 +2408,8 @@ union bpf_attr {
FN(map_pop_elem), \
FN(map_peek_elem), \
FN(msg_push_data), \
- FN(msg_pop_data),
+ FN(msg_pop_data), \
+ FN(rc_pointer_rel),
/* integer value in 'imm' field of BPF_CALL instruction selects which helper
* function eBPF program intends to call