package/libv4l: add missing bpf_common.h header

Fixes [1] (for older toolchains not providing this header):

    CC       keytable.o
  In file included from bpf.h:26:0,
                   from keytable.c:37:
  ../../include/linux/bpf.h:12:10: fatal error: linux/bpf_common.h: No such file or directory
   #include <linux/bpf_common.h>
            ^~~~~~~~~~~~~~~~~~~~

[1] http://autobuild.buildroot.org/results/d22c0939eed4bc949f7eaeae7595d01ec45cc2cd

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

diff --git a/package/libv4l/0005-Add-missing-linux-bpf_common.h.patch b/package/libv4l/0005-Add-missing-linux-bpf_common.h.patch
new file mode 100644 (file)
index 0000000..d43ea70
--- /dev/null
+++ b/package/libv4l/0005-Add-missing-linux-bpf_common.h.patch
@@ -0,0 +1,80 @@
+From 311e344039d58cfde09dd34f14804db8ac0513c9 Mon Sep 17 00:00:00 2001
+From: Peter Seiderer <ps.report@gmx.net>
+Date: Fri, 2 Nov 2018 18:58:53 +0100
+Subject: [PATCH] Add missing linux/bpf_common.h
+
+Copy from [1], needed by bpf.h.
+
+https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/include/uapi/linux/bpf_common.h?h=v4.19
+Signed-off-by: Peter Seiderer <ps.report@gmx.net>
+---
+ include/linux/bpf_common.h | 57 ++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 57 insertions(+)
+ create mode 100644 include/linux/bpf_common.h
+
+diff --git a/include/linux/bpf_common.h b/include/linux/bpf_common.h
+new file mode 100644
+index 00000000..ee97668b
+--- /dev/null
++++ b/include/linux/bpf_common.h
+@@ -0,0 +1,57 @@
++/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
++#ifndef _UAPI__LINUX_BPF_COMMON_H__
++#define _UAPI__LINUX_BPF_COMMON_H__
++
++/* Instruction classes */
++#define BPF_CLASS(code) ((code) & 0x07)
++#define               BPF_LD          0x00
++#define               BPF_LDX         0x01
++#define               BPF_ST          0x02
++#define               BPF_STX         0x03
++#define               BPF_ALU         0x04
++#define               BPF_JMP         0x05
++#define               BPF_RET         0x06
++#define               BPF_MISC        0x07
++
++/* ld/ldx fields */
++#define BPF_SIZE(code)  ((code) & 0x18)
++#define               BPF_W           0x00 /* 32-bit */
++#define               BPF_H           0x08 /* 16-bit */
++#define               BPF_B           0x10 /*  8-bit */
++/* eBPF               BPF_DW          0x18    64-bit */
++#define BPF_MODE(code)  ((code) & 0xe0)
++#define               BPF_IMM         0x00
++#define               BPF_ABS         0x20
++#define               BPF_IND         0x40
++#define               BPF_MEM         0x60
++#define               BPF_LEN         0x80
++#define               BPF_MSH         0xa0
++
++/* alu/jmp fields */
++#define BPF_OP(code)    ((code) & 0xf0)
++#define               BPF_ADD         0x00
++#define               BPF_SUB         0x10
++#define               BPF_MUL         0x20
++#define               BPF_DIV         0x30
++#define               BPF_OR          0x40
++#define               BPF_AND         0x50
++#define               BPF_LSH         0x60
++#define               BPF_RSH         0x70
++#define               BPF_NEG         0x80
++#define               BPF_MOD         0x90
++#define               BPF_XOR         0xa0
++
++#define               BPF_JA          0x00
++#define               BPF_JEQ         0x10
++#define               BPF_JGT         0x20
++#define               BPF_JGE         0x30
++#define               BPF_JSET        0x40
++#define BPF_SRC(code)   ((code) & 0x08)
++#define               BPF_K           0x00
++#define               BPF_X           0x08
++
++#ifndef BPF_MAXINSNS
++#define BPF_MAXINSNS 4096
++#endif
++
++#endif /* _UAPI__LINUX_BPF_COMMON_H__ */
+-- 
+2.19.1
+