Merge branch 'next' into for-linus

Prepare input updates for 6.14 merge window.

11 files changed, 245 insertions, 10 deletions

diff --git a/tools/include/linux/bits.h b/tools/include/linux/bits.h
index 0eb24d21aac2..60044b608817 100644
--- a/tools/include/linux/bits.h
+++ b/tools/include/linux/bits.h
@@ -36,4 +36,19 @@
 #define GENMASK_ULL(h, l) \
 	(GENMASK_INPUT_CHECK(h, l) + __GENMASK_ULL(h, l))
 
+#if !defined(__ASSEMBLY__)
+/*
+ * Missing asm support
+ *
+ * __GENMASK_U128() depends on _BIT128() which would not work
+ * in the asm code, as it shifts an 'unsigned __init128' data
+ * type instead of direct representation of 128 bit constants
+ * such as long and unsigned long. The fundamental problem is
+ * that a 128 bit constant will get silently truncated by the
+ * gcc compiler.
+ */
+#define GENMASK_U128(h, l) \
+	(GENMASK_INPUT_CHECK(h, l) + __GENMASK_U128(h, l))
+#endif
+
 #endif	/* __LINUX_BITS_H */
diff --git a/tools/include/linux/compiler-gcc.h b/tools/include/linux/compiler-gcc.h
index 62e7c901ac28..e20f98e14e81 100644
--- a/tools/include/linux/compiler-gcc.h
+++ b/tools/include/linux/compiler-gcc.h
@@ -1,6 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _TOOLS_LINUX_COMPILER_H_
-#error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead."
+#error "Please do not include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead."
 #endif
 
 /*
diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h
index 6f7f22ac9da5..9c05a59f0184 100644
--- a/tools/include/linux/compiler.h
+++ b/tools/include/linux/compiler.h
@@ -2,6 +2,8 @@
 #ifndef _TOOLS_LINUX_COMPILER_H_
 #define _TOOLS_LINUX_COMPILER_H_
 
+#ifndef __ASSEMBLY__
+
 #include <linux/compiler_types.h>
 
 #ifndef __compiletime_error
@@ -126,10 +128,6 @@
 # define unlikely(x)		__builtin_expect(!!(x), 0)
 #endif
 
-#ifndef __init
-# define __init
-#endif
-
 #include <linux/types.h>
 
 /*
@@ -224,4 +222,6 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
 	__asm__ ("" : "=r" (var) : "0" (var))
 #endif
 
+#endif /* __ASSEMBLY__ */
+
 #endif /* _TOOLS_LINUX_COMPILER_H */
diff --git a/tools/include/linux/coresight-pmu.h b/tools/include/linux/coresight-pmu.h
index 51ac441a37c3..89b0ac0014b0 100644
--- a/tools/include/linux/coresight-pmu.h
+++ b/tools/include/linux/coresight-pmu.h
@@ -49,12 +49,21 @@
  * Interpretation of the PERF_RECORD_AUX_OUTPUT_HW_ID payload.
  * Used to associate a CPU with the CoreSight Trace ID.
  * [07:00] - Trace ID - uses 8 bits to make value easy to read in file.
- * [59:08] - Unused (SBZ)
- * [63:60] - Version
+ * [39:08] - Sink ID - as reported in /sys/bus/event_source/devices/cs_etm/sinks/
+ *	      Added in minor version 1.
+ * [55:40] - Unused (SBZ)
+ * [59:56] - Minor Version - previously existing fields are compatible with
+ *	      all minor versions.
+ * [63:60] - Major Version - previously existing fields mean different things
+ *	      in new major versions.
  */
 #define CS_AUX_HW_ID_TRACE_ID_MASK	GENMASK_ULL(7, 0)
-#define CS_AUX_HW_ID_VERSION_MASK	GENMASK_ULL(63, 60)
+#define CS_AUX_HW_ID_SINK_ID_MASK	GENMASK_ULL(39, 8)
 
-#define CS_AUX_HW_ID_CURR_VERSION 0
+#define CS_AUX_HW_ID_MINOR_VERSION_MASK	GENMASK_ULL(59, 56)
+#define CS_AUX_HW_ID_MAJOR_VERSION_MASK	GENMASK_ULL(63, 60)
+
+#define CS_AUX_HW_ID_MAJOR_VERSION 0
+#define CS_AUX_HW_ID_MINOR_VERSION 1
 
 #endif
diff --git a/tools/include/linux/init.h b/tools/include/linux/init.h
new file mode 100644
index 000000000000..51b5cde28639
--- /dev/null
+++ b/tools/include/linux/init.h
@@ -0,0 +1,43 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _TOOLS_LINUX_INIT_H_
+#define _TOOLS_LINUX_INIT_H_
+
+#include <linux/compiler.h>
+
+#ifndef __init
+# define __init
+#endif
+
+#ifndef __exit
+# define __exit
+#endif
+
+#define __section(section)              __attribute__((__section__(section)))
+
+#define __initconst
+#define __meminit
+#define __meminitdata
+#define __refdata
+#define __initdata
+
+struct obs_kernel_param {
+	const char *str;
+	int (*setup_func)(char *st);
+	int early;
+};
+
+#define __setup_param(str, unique_id, fn, early)			\
+	static const char __setup_str_##unique_id[] __initconst		\
+		__aligned(1) = str;					\
+	static struct obs_kernel_param __setup_##unique_id		\
+		__used __section(".init.setup")				\
+		__aligned(__alignof__(struct obs_kernel_param)) =	\
+		{ __setup_str_##unique_id, fn, early }
+
+#define __setup(str, fn)						\
+	__setup_param(str, fn, fn, 0)
+
+#define early_param(str, fn)						\
+	__setup_param(str, fn, fn, 1)
+
+#endif /*  _TOOLS_LINUX_INIT_H_ */
diff --git a/tools/include/linux/linkage.h b/tools/include/linux/linkage.h
index bc763d500262..7baaa5898ca2 100644
--- a/tools/include/linux/linkage.h
+++ b/tools/include/linux/linkage.h
@@ -1,4 +1,12 @@
 #ifndef _TOOLS_INCLUDE_LINUX_LINKAGE_H
 #define _TOOLS_INCLUDE_LINUX_LINKAGE_H
 
+#include <linux/export.h>
+
+#define SYM_FUNC_START(x) .globl x; x:
+#define SYM_FUNC_END(x)
+#define SYM_DATA_START(x) .globl x; x:
+#define SYM_DATA_START_LOCAL(x) x:
+#define SYM_DATA_END(x)
+
 #endif /* _TOOLS_INCLUDE_LINUX_LINKAGE_H */
diff --git a/tools/include/linux/mm.h b/tools/include/linux/mm.h
index cad4f2927983..677c37e4a18c 100644
--- a/tools/include/linux/mm.h
+++ b/tools/include/linux/mm.h
@@ -25,6 +25,12 @@ static inline void *phys_to_virt(unsigned long address)
 	return __va(address);
 }
 
+#define virt_to_phys virt_to_phys
+static inline phys_addr_t virt_to_phys(volatile void *address)
+{
+	return (phys_addr_t)address;
+}
+
 void reserve_bootmem_region(phys_addr_t start, phys_addr_t end, int nid);
 
 static inline void totalram_pages_inc(void)
diff --git a/tools/include/linux/pfn.h b/tools/include/linux/pfn.h
index 7512a58189eb..f77a30d70152 100644
--- a/tools/include/linux/pfn.h
+++ b/tools/include/linux/pfn.h
@@ -7,4 +7,5 @@
 #define PFN_UP(x)	(((x) + PAGE_SIZE - 1) >> PAGE_SHIFT)
 #define PFN_DOWN(x)	((x) >> PAGE_SHIFT)
 #define PFN_PHYS(x)	((phys_addr_t)(x) << PAGE_SHIFT)
+#define PHYS_PFN(x)	((unsigned long)((x) >> PAGE_SHIFT))
 #endif
diff --git a/tools/include/linux/ring_buffer.h b/tools/include/linux/ring_buffer.h
index 6c02617377c2..a74c397359c7 100644
--- a/tools/include/linux/ring_buffer.h
+++ b/tools/include/linux/ring_buffer.h
@@ -55,7 +55,7 @@ static inline u64 ring_buffer_read_head(struct perf_event_mmap_page *base)
  * READ_ONCE() + smp_mb() pair.
  */
 #if defined(__x86_64__) || defined(__aarch64__) || defined(__powerpc64__) || \
-    defined(__ia64__) || defined(__sparc__) && defined(__arch64__)
+    defined(__ia64__) || defined(__sparc__) && defined(__arch64__) || defined(__riscv)
 	return smp_load_acquire(&base->data_head);
 #else
 	u64 head = READ_ONCE(base->data_head);
diff --git a/tools/include/linux/string.h b/tools/include/linux/string.h
index db5c99318c79..8499f509f03e 100644
--- a/tools/include/linux/string.h
+++ b/tools/include/linux/string.h
@@ -12,6 +12,8 @@ void argv_free(char **argv);
 
 int strtobool(const char *s, bool *res);
 
+#define strscpy strcpy
+
 /*
  * glibc based builds needs the extern while uClibc doesn't.
  * However uClibc headers also define __GLIBC__ hence the hack below
@@ -46,5 +48,8 @@ extern char * __must_check skip_spaces(const char *);
 
 extern char *strim(char *);
 
+extern void remove_spaces(char *s);
+
 extern void *memchr_inv(const void *start, int c, size_t bytes);
+extern unsigned long long memparse(const char *ptr, char **retptr);
 #endif /* _TOOLS_LINUX_STRING_H_ */
diff --git a/tools/include/linux/unaligned.h b/tools/include/linux/unaligned.h
new file mode 100644
index 000000000000..395a4464fe73
--- /dev/null
+++ b/tools/include/linux/unaligned.h
@@ -0,0 +1,148 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_UNALIGNED_H
+#define __LINUX_UNALIGNED_H
+
+/*
+ * This is the most generic implementation of unaligned accesses
+ * and should work almost anywhere.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wpacked"
+#pragma GCC diagnostic ignored "-Wattributes"
+#include <vdso/unaligned.h>
+
+#define get_unaligned(ptr)	__get_unaligned_t(typeof(*(ptr)), (ptr))
+#define put_unaligned(val, ptr) __put_unaligned_t(typeof(*(ptr)), (val), (ptr))
+
+static inline u16 get_unaligned_le16(const void *p)
+{
+	return le16_to_cpu(__get_unaligned_t(__le16, p));
+}
+
+static inline u32 get_unaligned_le32(const void *p)
+{
+	return le32_to_cpu(__get_unaligned_t(__le32, p));
+}
+
+static inline u64 get_unaligned_le64(const void *p)
+{
+	return le64_to_cpu(__get_unaligned_t(__le64, p));
+}
+
+static inline void put_unaligned_le16(u16 val, void *p)
+{
+	__put_unaligned_t(__le16, cpu_to_le16(val), p);
+}
+
+static inline void put_unaligned_le32(u32 val, void *p)
+{
+	__put_unaligned_t(__le32, cpu_to_le32(val), p);
+}
+
+static inline void put_unaligned_le64(u64 val, void *p)
+{
+	__put_unaligned_t(__le64, cpu_to_le64(val), p);
+}
+
+static inline u16 get_unaligned_be16(const void *p)
+{
+	return be16_to_cpu(__get_unaligned_t(__be16, p));
+}
+
+static inline u32 get_unaligned_be32(const void *p)
+{
+	return be32_to_cpu(__get_unaligned_t(__be32, p));
+}
+
+static inline u64 get_unaligned_be64(const void *p)
+{
+	return be64_to_cpu(__get_unaligned_t(__be64, p));
+}
+
+static inline void put_unaligned_be16(u16 val, void *p)
+{
+	__put_unaligned_t(__be16, cpu_to_be16(val), p);
+}
+
+static inline void put_unaligned_be32(u32 val, void *p)
+{
+	__put_unaligned_t(__be32, cpu_to_be32(val), p);
+}
+
+static inline void put_unaligned_be64(u64 val, void *p)
+{
+	__put_unaligned_t(__be64, cpu_to_be64(val), p);
+}
+
+static inline u32 __get_unaligned_be24(const u8 *p)
+{
+	return p[0] << 16 | p[1] << 8 | p[2];
+}
+
+static inline u32 get_unaligned_be24(const void *p)
+{
+	return __get_unaligned_be24(p);
+}
+
+static inline u32 __get_unaligned_le24(const u8 *p)
+{
+	return p[0] | p[1] << 8 | p[2] << 16;
+}
+
+static inline u32 get_unaligned_le24(const void *p)
+{
+	return __get_unaligned_le24(p);
+}
+
+static inline void __put_unaligned_be24(const u32 val, u8 *p)
+{
+	*p++ = (val >> 16) & 0xff;
+	*p++ = (val >> 8) & 0xff;
+	*p++ = val & 0xff;
+}
+
+static inline void put_unaligned_be24(const u32 val, void *p)
+{
+	__put_unaligned_be24(val, p);
+}
+
+static inline void __put_unaligned_le24(const u32 val, u8 *p)
+{
+	*p++ = val & 0xff;
+	*p++ = (val >> 8) & 0xff;
+	*p++ = (val >> 16) & 0xff;
+}
+
+static inline void put_unaligned_le24(const u32 val, void *p)
+{
+	__put_unaligned_le24(val, p);
+}
+
+static inline void __put_unaligned_be48(const u64 val, u8 *p)
+{
+	*p++ = (val >> 40) & 0xff;
+	*p++ = (val >> 32) & 0xff;
+	*p++ = (val >> 24) & 0xff;
+	*p++ = (val >> 16) & 0xff;
+	*p++ = (val >> 8) & 0xff;
+	*p++ = val & 0xff;
+}
+
+static inline void put_unaligned_be48(const u64 val, void *p)
+{
+	__put_unaligned_be48(val, p);
+}
+
+static inline u64 __get_unaligned_be48(const u8 *p)
+{
+	return (u64)p[0] << 40 | (u64)p[1] << 32 | (u64)p[2] << 24 |
+		p[3] << 16 | p[4] << 8 | p[5];
+}
+
+static inline u64 get_unaligned_be48(const void *p)
+{
+	return __get_unaligned_be48(p);
+}
+#pragma GCC diagnostic pop
+
+#endif /* __LINUX_UNALIGNED_H */