libv4l: update to 1.20.0

Removed upstreamed patches.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
(cherry picked from commit dd74a7cb87)

libs/libv4l/patches/020-add-missing-includes.patch

@@ -1,61 +1,10 @@
---- a/utils/cec-ctl/cec-ctl.cpp
-+++ b/utils/cec-ctl/cec-ctl.cpp
-@@ -18,6 +18,7 @@
- #include <errno.h>
- #include <sys/ioctl.h>
- #include <stdarg.h>
-+#include <ctime>
- #include <cerrno>
- #include <string>
- #include <vector>
---- a/utils/cec-follower/cec-follower.h
-+++ b/utils/cec-follower/cec-follower.h
-@@ -9,6 +9,7 @@
- #define _CEC_FOLLOWER_H_
- 
- #include <stdarg.h>
-+#include <ctime>
- #include <cerrno>
- #include <string>
- #include <linux/cec-funcs.h>
---- a/utils/common/media-info.cpp
-+++ b/utils/common/media-info.cpp
-@@ -21,6 +21,7 @@
- #include <linux/media.h>
- 
- #include <fstream>
-+#include <iostream>
- #include <media-info.h>
- 
- static std::string num2s(unsigned num, bool is_hex = true)
---- a/utils/rds-ctl/rds-ctl.cpp
-+++ b/utils/rds-ctl/rds-ctl.cpp
-@@ -27,6 +27,8 @@
- #include <linux/videodev2.h>
- #include <libv4l2rds.h>
+--- a/utils/libcecutil/cec-info.cpp
++++ b/utils/libcecutil/cec-info.cpp
+@@ -5,6 +5,7 @@
+  * Copyright 2017 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
+  */
  
 +#include <cctype>
-+#include <ctime>
- #include <list>
- #include <vector>
- #include <map>
---- a/utils/v4l2-compliance/media-info.cpp
-+++ b/utils/v4l2-compliance/media-info.cpp
-@@ -21,6 +21,7 @@
- #include <linux/media.h>
- 
- #include <fstream>
-+#include <iostream>
- #include <media-info.h>
- 
- static std::string num2s(unsigned num, bool is_hex = true)
---- a/utils/v4l2-ctl/media-info.cpp
-+++ b/utils/v4l2-ctl/media-info.cpp
-@@ -21,6 +21,7 @@
- #include <linux/media.h>
- 
- #include <fstream>
-+#include <iostream>
- #include <media-info.h>
- 
- static std::string num2s(unsigned num, bool is_hex = true)
+ #include <stdio.h>
+ #include <string>
+ #include <unistd.h>

libs/libv4l/patches/030-getsubopt.patch

@@ -1,34 +0,0 @@
-POSIX says that behavior when subopts list is empty is undefined.
-musl libs will set value to NULL which leads to crash.
-
-Simply avoid getsubopt, since we cannot rely on it.
-
---- a/utils/v4l2-ctl/v4l2-ctl-common.cpp
-+++ b/utils/v4l2-ctl/v4l2-ctl-common.cpp
-@@ -679,16 +679,17 @@ static bool parse_subset(char *optarg)
- 
- static bool parse_next_subopt(char **subs, char **value)
- {
--	static char *const subopts[] = {
--	    NULL
--	};
--	int opt = getsubopt(subs, subopts, value);
-+	char *p = *subs;
-+	*value = *subs;
- 
--	if (opt < 0 || *value)
--		return false;
--	fprintf(stderr, "No value given to suboption <%s>\n",
--			subopts[opt]);
--	return true;
-+	while (*p && *p != ',')
-+		p++;
-+
-+	if (*p)
-+		*p++ = '\0';
-+
-+	*subs = p;
-+	return false;
- }
- 
- void common_cmd(int ch, char *optarg)

libs/libv4l/patches/040-musl.patch

@@ -1,11 +0,0 @@
---- a/utils/keytable/keytable.c
-+++ b/utils/keytable/keytable.c
-@@ -1686,7 +1686,7 @@ static void test_event(struct rc_device *rc_dev, int fd)
- 
- 		for (i = 0; i < rd / sizeof(struct input_event); i++) {
- 			printf(_("%ld.%06ld: event type %s(0x%02x)"),
--				ev[i].time.tv_sec, ev[i].time.tv_usec,
-+				ev[i].input_event_sec, ev[i].input_event_usec,
- 				get_event_name(events_type, ev[i].type), ev[i].type);
- 
- 			switch (ev[i].type) {

libs/libv4l/patches/050-4.14.patch

@@ -1,13 +0,0 @@
---- a/utils/keytable/keytable.c
-+++ b/utils/keytable/keytable.c
-@@ -61,6 +61,10 @@ struct input_keymap_entry_v2 {
- 	u_int8_t  scancode[32];
- };
- 
-+#ifndef input_event_sec
-+#define input_event_sec time.tv_sec
-+#define input_event_usec time.tv_usec
-+#endif
- 
- #define IR_PROTOCOLS_USER_DIR IR_KEYTABLE_USER_DIR "/protocols"
- #define IR_PROTOCOLS_SYSTEM_DIR IR_KEYTABLE_SYSTEM_DIR "/protocols"