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-rw-r--r--arch/mips/lib/.gitignore4
-rw-r--r--arch/mips/lib/Makefile1
-rw-r--r--arch/mips/lib/bitops.c14
-rw-r--r--arch/mips/lib/bswapdi.c14
-rw-r--r--arch/mips/lib/bswapsi.c10
-rw-r--r--arch/mips/lib/csum_partial.S6
-rw-r--r--arch/mips/lib/delay.c1
-rw-r--r--arch/mips/lib/dump_tlb.c8
-rw-r--r--arch/mips/lib/iomap-pci.c10
-rw-r--r--arch/mips/lib/memcpy.S6
-rw-r--r--arch/mips/lib/memset.S4
-rw-r--r--arch/mips/lib/r3k_dump_tlb.c4
-rw-r--r--arch/mips/lib/strncpy_user.S6
-rw-r--r--arch/mips/lib/strnlen_user.S4
14 files changed, 51 insertions, 41 deletions
diff --git a/arch/mips/lib/.gitignore b/arch/mips/lib/.gitignore
new file mode 100644
index 000000000000..647d7a922e68
--- /dev/null
+++ b/arch/mips/lib/.gitignore
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+# This now-removed directory used to contain generated files.
+/crypto/
diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile
index 479f50559c83..5d5b993cbc2b 100644
--- a/arch/mips/lib/Makefile
+++ b/arch/mips/lib/Makefile
@@ -13,7 +13,6 @@ lib-$(CONFIG_GENERIC_CSUM) := $(filter-out csum_partial.o, $(lib-y))
obj-$(CONFIG_CPU_GENERIC_DUMP_TLB) += dump_tlb.o
obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o
-obj-$(CONFIG_CPU_TX39XX) += r3k_dump_tlb.o
# libgcc-style stuff needed in the kernel
obj-y += bswapsi.o bswapdi.o multi3.o
diff --git a/arch/mips/lib/bitops.c b/arch/mips/lib/bitops.c
index 116d0bd8b2ae..00aee98e9d54 100644
--- a/arch/mips/lib/bitops.c
+++ b/arch/mips/lib/bitops.c
@@ -146,3 +146,17 @@ int __mips_test_and_change_bit(unsigned long nr, volatile unsigned long *addr)
return res;
}
EXPORT_SYMBOL(__mips_test_and_change_bit);
+
+bool __mips_xor_is_negative_byte(unsigned long mask,
+ volatile unsigned long *addr)
+{
+ unsigned long flags;
+ unsigned long data;
+
+ raw_local_irq_save(flags);
+ data = *addr;
+ *addr = data ^ mask;
+ raw_local_irq_restore(flags);
+
+ return (data & BIT(7)) != 0;
+}
diff --git a/arch/mips/lib/bswapdi.c b/arch/mips/lib/bswapdi.c
index fcef74084492..88242dc7de17 100644
--- a/arch/mips/lib/bswapdi.c
+++ b/arch/mips/lib/bswapdi.c
@@ -1,17 +1,13 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/compiler.h>
+#include <uapi/linux/swab.h>
+
+/* To silence -Wmissing-prototypes. */
+unsigned long long __bswapdi2(unsigned long long u);
unsigned long long notrace __bswapdi2(unsigned long long u)
{
- return (((u) & 0xff00000000000000ull) >> 56) |
- (((u) & 0x00ff000000000000ull) >> 40) |
- (((u) & 0x0000ff0000000000ull) >> 24) |
- (((u) & 0x000000ff00000000ull) >> 8) |
- (((u) & 0x00000000ff000000ull) << 8) |
- (((u) & 0x0000000000ff0000ull) << 24) |
- (((u) & 0x000000000000ff00ull) << 40) |
- (((u) & 0x00000000000000ffull) << 56);
+ return ___constant_swab64(u);
}
-
EXPORT_SYMBOL(__bswapdi2);
diff --git a/arch/mips/lib/bswapsi.c b/arch/mips/lib/bswapsi.c
index 22d8e4f6d66e..2ed655497de5 100644
--- a/arch/mips/lib/bswapsi.c
+++ b/arch/mips/lib/bswapsi.c
@@ -1,13 +1,13 @@
// SPDX-License-Identifier: GPL-2.0
#include <linux/export.h>
#include <linux/compiler.h>
+#include <uapi/linux/swab.h>
+
+/* To silence -Wmissing-prototypes. */
+unsigned int __bswapsi2(unsigned int u);
unsigned int notrace __bswapsi2(unsigned int u)
{
- return (((u) & 0xff000000) >> 24) |
- (((u) & 0x00ff0000) >> 8) |
- (((u) & 0x0000ff00) << 8) |
- (((u) & 0x000000ff) << 24);
+ return ___constant_swab32(u);
}
-
EXPORT_SYMBOL(__bswapsi2);
diff --git a/arch/mips/lib/csum_partial.S b/arch/mips/lib/csum_partial.S
index a46db0807195..3d2ff4118d79 100644
--- a/arch/mips/lib/csum_partial.S
+++ b/arch/mips/lib/csum_partial.S
@@ -11,9 +11,9 @@
* Copyright (C) 2014 Imagination Technologies Ltd.
*/
#include <linux/errno.h>
+#include <linux/export.h>
#include <asm/asm.h>
#include <asm/asm-offsets.h>
-#include <asm/export.h>
#include <asm/regdef.h>
#ifdef CONFIG_64BIT
@@ -347,7 +347,7 @@ EXPORT_SYMBOL(csum_partial)
.if \mode == LEGACY_MODE; \
9: insn reg, addr; \
.section __ex_table,"a"; \
- PTR 9b, .L_exc; \
+ PTR_WD 9b, .L_exc; \
.previous; \
/* This is enabled in EVA mode */ \
.else; \
@@ -356,7 +356,7 @@ EXPORT_SYMBOL(csum_partial)
((\to == USEROP) && (type == ST_INSN)); \
9: __BUILD_EVA_INSN(insn##e, reg, addr); \
.section __ex_table,"a"; \
- PTR 9b, .L_exc; \
+ PTR_WD 9b, .L_exc; \
.previous; \
.else; \
/* EVA without exception */ \
diff --git a/arch/mips/lib/delay.c b/arch/mips/lib/delay.c
index 2e8dfc1d59c8..ccdb1fc1e4bf 100644
--- a/arch/mips/lib/delay.c
+++ b/arch/mips/lib/delay.c
@@ -16,7 +16,6 @@
#include <asm/asm.h>
#include <asm/compiler.h>
-#include <asm/war.h>
#ifndef CONFIG_CPU_DADDI_WORKAROUNDS
#define GCC_DADDI_IMM_ASM() "I"
diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index 4256423632c4..8ce97b8741fd 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -59,14 +59,6 @@ static inline const char *msk2str(unsigned int mask)
case PM_8M: return "8Mb";
case PM_32M: return "32Mb";
#endif
-#ifndef CONFIG_CPU_VR41XX
- case PM_1M: return "1Mb";
- case PM_4M: return "4Mb";
- case PM_16M: return "16Mb";
- case PM_64M: return "64Mb";
- case PM_256M: return "256Mb";
- case PM_1G: return "1Gb";
-#endif
}
return "";
}
diff --git a/arch/mips/lib/iomap-pci.c b/arch/mips/lib/iomap-pci.c
index a9cb28813f0b..1b7ce19fb3bb 100644
--- a/arch/mips/lib/iomap-pci.c
+++ b/arch/mips/lib/iomap-pci.c
@@ -43,4 +43,14 @@ void __iomem *__pci_ioport_map(struct pci_dev *dev,
return (void __iomem *) (ctrl->io_map_base + port);
}
+void pci_iounmap(struct pci_dev *dev, void __iomem *addr)
+{
+ struct pci_controller *ctrl = dev->bus->sysdata;
+ void __iomem *base = (void __iomem *)ctrl->io_map_base;
+
+ if (addr < base || addr > (base + resource_size(ctrl->io_resource)))
+ iounmap(addr);
+}
+EXPORT_SYMBOL(pci_iounmap);
+
#endif /* CONFIG_PCI_DRIVERS_LEGACY */
diff --git a/arch/mips/lib/memcpy.S b/arch/mips/lib/memcpy.S
index 277c32296636..a4b4e805ff13 100644
--- a/arch/mips/lib/memcpy.S
+++ b/arch/mips/lib/memcpy.S
@@ -32,9 +32,9 @@
#undef CONFIG_CPU_HAS_PREFETCH
#endif
+#include <linux/export.h>
#include <asm/asm.h>
#include <asm/asm-offsets.h>
-#include <asm/export.h>
#include <asm/regdef.h>
#define dst a0
@@ -116,7 +116,7 @@
.if \mode == LEGACY_MODE; \
9: insn reg, addr; \
.section __ex_table,"a"; \
- PTR 9b, handler; \
+ PTR_WD 9b, handler; \
.previous; \
/* This is assembled in EVA mode */ \
.else; \
@@ -125,7 +125,7 @@
((\to == USEROP) && (type == ST_INSN)); \
9: __BUILD_EVA_INSN(insn##e, reg, addr); \
.section __ex_table,"a"; \
- PTR 9b, handler; \
+ PTR_WD 9b, handler; \
.previous; \
.else; \
/* \
diff --git a/arch/mips/lib/memset.S b/arch/mips/lib/memset.S
index b0baa3c79fad..79405c32cc85 100644
--- a/arch/mips/lib/memset.S
+++ b/arch/mips/lib/memset.S
@@ -8,9 +8,9 @@
* Copyright (C) 2007 by Maciej W. Rozycki
* Copyright (C) 2011, 2012 MIPS Technologies, Inc.
*/
+#include <linux/export.h>
#include <asm/asm.h>
#include <asm/asm-offsets.h>
-#include <asm/export.h>
#include <asm/regdef.h>
#if LONGSIZE == 4
@@ -52,7 +52,7 @@
9: ___BUILD_EVA_INSN(insn, reg, addr); \
.endif; \
.section __ex_table,"a"; \
- PTR 9b, handler; \
+ PTR_WD 9b, handler; \
.previous
.macro f_fill64 dst, offset, val, fixup, mode
diff --git a/arch/mips/lib/r3k_dump_tlb.c b/arch/mips/lib/r3k_dump_tlb.c
index 10b4bf7f70a3..fcf594af0002 100644
--- a/arch/mips/lib/r3k_dump_tlb.c
+++ b/arch/mips/lib/r3k_dump_tlb.c
@@ -14,15 +14,11 @@
#include <asm/page.h>
#include <asm/tlbdebug.h>
-extern int r3k_have_wired_reg;
-
void dump_tlb_regs(void)
{
pr_info("Index : %0x\n", read_c0_index());
pr_info("EntryHi : %0lx\n", read_c0_entryhi());
pr_info("EntryLo : %0lx\n", read_c0_entrylo0());
- if (r3k_have_wired_reg)
- pr_info("Wired : %0x\n", read_c0_wired());
}
static void dump_tlb(int first, int last)
diff --git a/arch/mips/lib/strncpy_user.S b/arch/mips/lib/strncpy_user.S
index 556acf684d7b..94f4203563c1 100644
--- a/arch/mips/lib/strncpy_user.S
+++ b/arch/mips/lib/strncpy_user.S
@@ -7,15 +7,15 @@
* Copyright (C) 2011 MIPS Technologies, Inc.
*/
#include <linux/errno.h>
+#include <linux/export.h>
#include <asm/asm.h>
#include <asm/asm-offsets.h>
-#include <asm/export.h>
#include <asm/regdef.h>
#define EX(insn,reg,addr,handler) \
9: insn reg, addr; \
.section __ex_table,"a"; \
- PTR 9b, handler; \
+ PTR_WD 9b, handler; \
.previous
/*
@@ -59,7 +59,7 @@ LEAF(__strncpy_from_user_asm)
jr ra
.section __ex_table,"a"
- PTR 1b, .Lfault
+ PTR_WD 1b, .Lfault
.previous
EXPORT_SYMBOL(__strncpy_from_user_asm)
diff --git a/arch/mips/lib/strnlen_user.S b/arch/mips/lib/strnlen_user.S
index 92b63f20ec05..c192a6f6cd84 100644
--- a/arch/mips/lib/strnlen_user.S
+++ b/arch/mips/lib/strnlen_user.S
@@ -6,15 +6,15 @@
* Copyright (c) 1996, 1998, 1999, 2004 by Ralf Baechle
* Copyright (c) 1999 Silicon Graphics, Inc.
*/
+#include <linux/export.h>
#include <asm/asm.h>
#include <asm/asm-offsets.h>
-#include <asm/export.h>
#include <asm/regdef.h>
#define EX(insn,reg,addr,handler) \
9: insn reg, addr; \
.section __ex_table,"a"; \
- PTR 9b, handler; \
+ PTR_WD 9b, handler; \
.previous
/*
generated by cgit (git 2.34.1) at 2025-12-25 10:36:55 +0000