Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild
index a4b8d33..591d53b 100644
--- a/arch/m68k/include/asm/Kbuild
+++ b/arch/m68k/include/asm/Kbuild
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0
+generated-y += syscall_table.h
generic-y += barrier.h
generic-y += compat.h
generic-y += device.h
@@ -12,13 +14,16 @@
generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += kprobes.h
+generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += mm-arch-hooks.h
+generic-y += mmiowb.h
generic-y += percpu.h
generic-y += preempt.h
generic-y += sections.h
+generic-y += shmparam.h
generic-y += spinlock.h
generic-y += topology.h
generic-y += trace_clock.h
diff --git a/arch/m68k/include/asm/a.out-core.h b/arch/m68k/include/asm/a.out-core.h
deleted file mode 100644
index ae91ea6..0000000
--- a/arch/m68k/include/asm/a.out-core.h
+++ /dev/null
@@ -1,68 +0,0 @@
-/* a.out coredump register dumper
- *
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-
-#ifndef _ASM_A_OUT_CORE_H
-#define _ASM_A_OUT_CORE_H
-
-#ifdef __KERNEL__
-
-#include <linux/user.h>
-#include <linux/elfcore.h>
-#include <linux/mm_types.h>
-
-/*
- * fill in the user structure for an a.out core dump
- */
-static inline void aout_dump_thread(struct pt_regs *regs, struct user *dump)
-{
- struct switch_stack *sw;
-
-/* changed the size calculations - should hopefully work better. lbt */
- dump->magic = CMAGIC;
- dump->start_code = 0;
- dump->start_stack = rdusp() & ~(PAGE_SIZE - 1);
- dump->u_tsize = ((unsigned long) current->mm->end_code) >> PAGE_SHIFT;
- dump->u_dsize = ((unsigned long) (current->mm->brk +
- (PAGE_SIZE-1))) >> PAGE_SHIFT;
- dump->u_dsize -= dump->u_tsize;
- dump->u_ssize = 0;
-
- if (dump->start_stack < TASK_SIZE)
- dump->u_ssize = ((unsigned long) (TASK_SIZE - dump->start_stack)) >> PAGE_SHIFT;
-
- dump->u_ar0 = offsetof(struct user, regs);
- sw = ((struct switch_stack *)regs) - 1;
- dump->regs.d1 = regs->d1;
- dump->regs.d2 = regs->d2;
- dump->regs.d3 = regs->d3;
- dump->regs.d4 = regs->d4;
- dump->regs.d5 = regs->d5;
- dump->regs.d6 = sw->d6;
- dump->regs.d7 = sw->d7;
- dump->regs.a0 = regs->a0;
- dump->regs.a1 = regs->a1;
- dump->regs.a2 = regs->a2;
- dump->regs.a3 = sw->a3;
- dump->regs.a4 = sw->a4;
- dump->regs.a5 = sw->a5;
- dump->regs.a6 = sw->a6;
- dump->regs.d0 = regs->d0;
- dump->regs.orig_d0 = regs->orig_d0;
- dump->regs.stkadj = regs->stkadj;
- dump->regs.sr = regs->sr;
- dump->regs.pc = regs->pc;
- dump->regs.fmtvec = (regs->format << 12) | regs->vector;
- /* dump floating point stuff */
- dump->u_fpvalid = dump_fpu (regs, &dump->m68kfp);
-}
-
-#endif /* __KERNEL__ */
-#endif /* _ASM_A_OUT_CORE_H */
diff --git a/arch/m68k/include/asm/atafd.h b/arch/m68k/include/asm/atafd.h
deleted file mode 100644
index ad7014c..0000000
--- a/arch/m68k/include/asm/atafd.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ASM_M68K_FD_H
-#define _ASM_M68K_FD_H
-
-/* Definitions for the Atari Floppy driver */
-
-struct atari_format_descr {
- int track; /* to be formatted */
- int head; /* "" "" */
- int sect_offset; /* offset of first sector */
-};
-
-#endif
diff --git a/arch/m68k/include/asm/atafdreg.h b/arch/m68k/include/asm/atafdreg.h
deleted file mode 100644
index c31b491..0000000
--- a/arch/m68k/include/asm/atafdreg.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _LINUX_FDREG_H
-#define _LINUX_FDREG_H
-
-/*
-** WD1772 stuff
- */
-
-/* register codes */
-
-#define FDCSELREG_STP (0x80) /* command/status register */
-#define FDCSELREG_TRA (0x82) /* track register */
-#define FDCSELREG_SEC (0x84) /* sector register */
-#define FDCSELREG_DTA (0x86) /* data register */
-
-/* register names for FDC_READ/WRITE macros */
-
-#define FDCREG_CMD 0
-#define FDCREG_STATUS 0
-#define FDCREG_TRACK 2
-#define FDCREG_SECTOR 4
-#define FDCREG_DATA 6
-
-/* command opcodes */
-
-#define FDCCMD_RESTORE (0x00) /* - */
-#define FDCCMD_SEEK (0x10) /* | */
-#define FDCCMD_STEP (0x20) /* | TYP 1 Commands */
-#define FDCCMD_STIN (0x40) /* | */
-#define FDCCMD_STOT (0x60) /* - */
-#define FDCCMD_RDSEC (0x80) /* - TYP 2 Commands */
-#define FDCCMD_WRSEC (0xa0) /* - " */
-#define FDCCMD_RDADR (0xc0) /* - */
-#define FDCCMD_RDTRA (0xe0) /* | TYP 3 Commands */
-#define FDCCMD_WRTRA (0xf0) /* - */
-#define FDCCMD_FORCI (0xd0) /* - TYP 4 Command */
-
-/* command modifier bits */
-
-#define FDCCMDADD_SR6 (0x00) /* step rate settings */
-#define FDCCMDADD_SR12 (0x01)
-#define FDCCMDADD_SR2 (0x02)
-#define FDCCMDADD_SR3 (0x03)
-#define FDCCMDADD_V (0x04) /* verify */
-#define FDCCMDADD_H (0x08) /* wait for spin-up */
-#define FDCCMDADD_U (0x10) /* update track register */
-#define FDCCMDADD_M (0x10) /* multiple sector access */
-#define FDCCMDADD_E (0x04) /* head settling flag */
-#define FDCCMDADD_P (0x02) /* precompensation off */
-#define FDCCMDADD_A0 (0x01) /* DAM flag */
-
-/* status register bits */
-
-#define FDCSTAT_MOTORON (0x80) /* motor on */
-#define FDCSTAT_WPROT (0x40) /* write protected (FDCCMD_WR*) */
-#define FDCSTAT_SPINUP (0x20) /* motor speed stable (Type I) */
-#define FDCSTAT_DELDAM (0x20) /* sector has deleted DAM (Type II+III) */
-#define FDCSTAT_RECNF (0x10) /* record not found */
-#define FDCSTAT_CRC (0x08) /* CRC error */
-#define FDCSTAT_TR00 (0x04) /* Track 00 flag (Type I) */
-#define FDCSTAT_LOST (0x04) /* Lost Data (Type II+III) */
-#define FDCSTAT_IDX (0x02) /* Index status (Type I) */
-#define FDCSTAT_DRQ (0x02) /* DRQ status (Type II+III) */
-#define FDCSTAT_BUSY (0x01) /* FDC is busy */
-
-
-/* PSG Port A Bit Nr 0 .. Side Sel .. 0 -> Side 1 1 -> Side 2 */
-#define DSKSIDE (0x01)
-
-#define DSKDRVNONE (0x06)
-#define DSKDRV0 (0x02)
-#define DSKDRV1 (0x04)
-
-/* step rates */
-#define FDCSTEP_6 0x00
-#define FDCSTEP_12 0x01
-#define FDCSTEP_2 0x02
-#define FDCSTEP_3 0x03
-
-#endif
diff --git a/arch/m68k/include/asm/atarihw.h b/arch/m68k/include/asm/atarihw.h
index 9000b24..9a038a3 100644
--- a/arch/m68k/include/asm/atarihw.h
+++ b/arch/m68k/include/asm/atarihw.h
@@ -22,7 +22,6 @@
#include <linux/types.h>
#include <asm/bootinfo-atari.h>
-#include <asm/raw_io.h>
#include <asm/kmap.h>
extern u_long atari_mch_cookie;
@@ -33,6 +32,12 @@
extern int atari_SCC_reset_done;
+extern ssize_t atari_nvram_read(char *, size_t, loff_t *);
+extern ssize_t atari_nvram_write(char *, size_t, loff_t *);
+extern ssize_t atari_nvram_get_size(void);
+extern long atari_nvram_set_checksum(void);
+extern long atari_nvram_initialize(void);
+
/* convenience macros for testing machine type */
#define MACH_IS_ST ((atari_mch_cookie >> 16) == ATARI_MCH_ST)
#define MACH_IS_STE ((atari_mch_cookie >> 16) == ATARI_MCH_STE && \
@@ -126,14 +131,6 @@
*/
-#define atari_readb raw_inb
-#define atari_writeb raw_outb
-
-#define atari_inb_p raw_inb
-#define atari_outb_p raw_outb
-
-
-
#include <linux/mm.h>
#include <asm/cacheflush.h>
@@ -164,7 +161,7 @@
#define TT_HIGH 6
#define SHF_BAS (0xffff8200)
-struct SHIFTER
+struct SHIFTER_ST
{
u_char pad1;
u_char bas_hi;
@@ -181,7 +178,7 @@
u_char pad7;
u_char bas_lo;
};
-# define shifter ((*(volatile struct SHIFTER *)SHF_BAS))
+# define shifter_st ((*(volatile struct SHIFTER_ST *)SHF_BAS))
#define SHF_FBAS (0xffff820e)
struct SHIFTER_F030
diff --git a/arch/m68k/include/asm/bitops.h b/arch/m68k/include/asm/bitops.h
index d979f38..10133a9 100644
--- a/arch/m68k/include/asm/bitops.h
+++ b/arch/m68k/include/asm/bitops.h
@@ -502,7 +502,7 @@
/*
* fls: find last bit set.
*/
-static inline int fls(int x)
+static inline int fls(unsigned int x)
{
int cnt;
diff --git a/arch/m68k/include/asm/export.h b/arch/m68k/include/asm/export.h
index 0af20f4..b53008b 100644
--- a/arch/m68k/include/asm/export.h
+++ b/arch/m68k/include/asm/export.h
@@ -1,3 +1,2 @@
-#define KSYM_ALIGN 2
#define KCRC_ALIGN 2
#include <asm-generic/export.h>
diff --git a/arch/m68k/include/asm/flat.h b/arch/m68k/include/asm/flat.h
index 4f1d1e3..46379e0 100644
--- a/arch/m68k/include/asm/flat.h
+++ b/arch/m68k/include/asm/flat.h
@@ -6,35 +6,7 @@
#ifndef __M68KNOMMU_FLAT_H__
#define __M68KNOMMU_FLAT_H__
-#include <linux/uaccess.h>
-
-#define flat_argvp_envp_on_stack() 1
-#define flat_old_ram_flag(flags) (flags)
-#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
-static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
- u32 *addr, u32 *persistent)
-{
-#ifdef CONFIG_CPU_HAS_NO_UNALIGNED
- return copy_from_user(addr, rp, 4) ? -EFAULT : 0;
-#else
- return get_user(*addr, rp);
-#endif
-}
-
-static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
-{
-#ifdef CONFIG_CPU_HAS_NO_UNALIGNED
- return copy_to_user(rp, &addr, 4) ? -EFAULT : 0;
-#else
- return put_user(addr, rp);
-#endif
-}
-#define flat_get_relocate_addr(rel) (rel)
-
-static inline int flat_set_persistent(u32 relval, u32 *persistent)
-{
- return 0;
-}
+#include <asm-generic/flat.h>
#define FLAT_PLAT_INIT(regs) \
do { \
diff --git a/arch/m68k/include/asm/gpio.h b/arch/m68k/include/asm/gpio.h
index 2f6eec1..a50b277 100644
--- a/arch/m68k/include/asm/gpio.h
+++ b/arch/m68k/include/asm/gpio.h
@@ -1,16 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Coldfire generic GPIO support
*
* (C) Copyright 2009, Steven King <sfking@fdwdc.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef coldfire_gpio_h
diff --git a/arch/m68k/include/asm/io_mm.h b/arch/m68k/include/asm/io_mm.h
index 782b78f..819f611 100644
--- a/arch/m68k/include/asm/io_mm.h
+++ b/arch/m68k/include/asm/io_mm.h
@@ -29,7 +29,11 @@
#include <asm-generic/iomap.h>
#ifdef CONFIG_ATARI
-#include <asm/atarihw.h>
+#define atari_readb raw_inb
+#define atari_writeb raw_outb
+
+#define atari_inb_p raw_inb
+#define atari_outb_p raw_outb
#endif
@@ -377,8 +381,6 @@
#define writesw(port, buf, nr) raw_outsw((port), (u16 *)(buf), (nr))
#define writesl(port, buf, nr) raw_outsl((port), (u32 *)(buf), (nr))
-#define mmiowb()
-
#ifndef CONFIG_SUN3
#define IO_SPACE_LIMIT 0xffff
#else
diff --git a/arch/m68k/include/asm/kmap.h b/arch/m68k/include/asm/kmap.h
index aac7f04..421b6c9 100644
--- a/arch/m68k/include/asm/kmap.h
+++ b/arch/m68k/include/asm/kmap.h
@@ -28,14 +28,8 @@
return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
}
-#define ioremap_nocache ioremap_nocache
-static inline void __iomem *ioremap_nocache(unsigned long physaddr,
- unsigned long size)
-{
- return __ioremap(physaddr, size, IOMAP_NOCACHE_SER);
-}
-
-#define ioremap_uc ioremap_nocache
+#define ioremap_nocache ioremap
+#define ioremap_uc ioremap
#define ioremap_wt ioremap_wt
static inline void __iomem *ioremap_wt(unsigned long physaddr,
unsigned long size)
@@ -43,13 +37,6 @@
return __ioremap(physaddr, size, IOMAP_WRITETHROUGH);
}
-#define ioremap_fullcache ioremap_fullcache
-static inline void __iomem *ioremap_fullcache(unsigned long physaddr,
- unsigned long size)
-{
- return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
-}
-
#define memset_io memset_io
static inline void memset_io(volatile void __iomem *addr, unsigned char val,
int count)
diff --git a/arch/m68k/include/asm/m5441xsim.h b/arch/m68k/include/asm/m5441xsim.h
index c87556d..4892f31 100644
--- a/arch/m68k/include/asm/m5441xsim.h
+++ b/arch/m68k/include/asm/m5441xsim.h
@@ -282,6 +282,21 @@
* DSPI module.
*/
#define MCFDSPI_BASE0 0xfc05c000
+#define MCFDSPI_BASE1 0xfC03c000
#define MCF_IRQ_DSPI0 (MCFINT0_VECBASE + MCFINT0_DSPI0)
+#define MCF_IRQ_DSPI1 (MCFINT1_VECBASE + MCFINT1_DSPI1)
+/*
+ * eDMA module.
+ */
+#define MCFEDMA_BASE 0xfc044000
+#define MCFEDMA_SIZE 0x4000
+#define MCFINT0_EDMA_INTR0 8
+#define MCFINT0_EDMA_ERR 24
+#define MCFEDMA_EDMA_INTR16 8
+#define MCFEDMA_EDMA_INTR56 0
+#define MCFEDMA_IRQ_INTR0 (MCFINT0_VECBASE + MCFINT0_EDMA_INTR0)
+#define MCFEDMA_IRQ_INTR16 (MCFINT1_VECBASE + MCFEDMA_EDMA_INTR16)
+#define MCFEDMA_IRQ_INTR56 (MCFINT2_VECBASE + MCFEDMA_EDMA_INTR56)
+#define MCFEDMA_IRQ_ERR (MCFINT0_VECBASE + MCFINT0_EDMA_ERR)
#endif /* m5441xsim_h */
diff --git a/arch/m68k/include/asm/macintosh.h b/arch/m68k/include/asm/macintosh.h
index 08cee11..8a43bab 100644
--- a/arch/m68k/include/asm/macintosh.h
+++ b/arch/m68k/include/asm/macintosh.h
@@ -4,6 +4,7 @@
#include <linux/seq_file.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <asm/bootinfo-mac.h>
@@ -19,6 +20,10 @@
extern void mac_irq_enable(struct irq_data *data);
extern void mac_irq_disable(struct irq_data *data);
+extern unsigned char mac_pram_read_byte(int);
+extern void mac_pram_write_byte(unsigned char, int);
+extern ssize_t mac_pram_get_size(void);
+
/*
* Macintosh Table
*/
@@ -78,11 +83,11 @@
#define MAC_EXP_PDS_NUBUS 3 /* Accepts PDS card and/or NuBus card(s) */
#define MAC_EXP_PDS_COMM 4 /* Accepts PDS card or Comm Slot card */
-#define MAC_FLOPPY_IWM 0
-#define MAC_FLOPPY_SWIM_ADDR1 1
-#define MAC_FLOPPY_SWIM_ADDR2 2
-#define MAC_FLOPPY_SWIM_IOP 3
-#define MAC_FLOPPY_AV 4
+#define MAC_FLOPPY_UNSUPPORTED 0
+#define MAC_FLOPPY_SWIM_IOP 1
+#define MAC_FLOPPY_OLD 2
+#define MAC_FLOPPY_QUADRA 3
+#define MAC_FLOPPY_LC 4
extern struct mac_model *macintosh_config;
diff --git a/arch/m68k/include/asm/macints.h b/arch/m68k/include/asm/macints.h
index cddb2d3..4da172b 100644
--- a/arch/m68k/include/asm/macints.h
+++ b/arch/m68k/include/asm/macints.h
@@ -121,7 +121,4 @@
#define SLOT2IRQ(x) (x + 47)
#define IRQ2SLOT(x) (x - 47)
-#define INT_CLK 24576 /* CLK while int_clk =2.456MHz and divide = 100 */
-#define INT_TICKS 246 /* to make sched_time = 99.902... HZ */
-
#endif /* asm/macints.h */
diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
index 12fe700..b34d44d 100644
--- a/arch/m68k/include/asm/mcf_pgalloc.h
+++ b/arch/m68k/include/asm/mcf_pgalloc.h
@@ -12,8 +12,7 @@
extern const char bad_pmd_string[];
-extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
- unsigned long address)
+extern inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
{
unsigned long page = __get_free_page(GFP_DMA);
@@ -32,8 +31,6 @@
#define pmd_alloc_one_fast(mm, address) ({ BUG(); ((pmd_t *)1); })
#define pmd_alloc_one(mm, address) ({ BUG(); ((pmd_t *)2); })
-#define pte_alloc_one_fast(mm, addr) pte_alloc_one(mm, addr)
-
#define pmd_populate(mm, pmd, page) (pmd_val(*pmd) = \
(unsigned long)(page_address(page)))
@@ -44,21 +41,20 @@
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
unsigned long address)
{
- pgtable_page_dtor(page);
+ pgtable_pte_page_dtor(page);
__free_page(page);
}
#define __pmd_free_tlb(tlb, pmd, address) do { } while (0)
-static inline struct page *pte_alloc_one(struct mm_struct *mm,
- unsigned long address)
+static inline struct page *pte_alloc_one(struct mm_struct *mm)
{
struct page *page = alloc_pages(GFP_DMA, 0);
pte_t *pte;
if (!page)
return NULL;
- if (!pgtable_page_ctor(page)) {
+ if (!pgtable_pte_page_ctor(page)) {
__free_page(page);
return NULL;
}
@@ -77,7 +73,7 @@
static inline void pte_free(struct mm_struct *mm, struct page *page)
{
- pgtable_page_dtor(page);
+ pgtable_pte_page_dtor(page);
__free_page(page);
}
diff --git a/arch/m68k/include/asm/mcfgpio.h b/arch/m68k/include/asm/mcfgpio.h
index 66203c3..27f32cc 100644
--- a/arch/m68k/include/asm/mcfgpio.h
+++ b/arch/m68k/include/asm/mcfgpio.h
@@ -1,16 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Coldfire generic GPIO support.
*
* (C) Copyright 2009, Steven King <sfking@fdwdc.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef mcfgpio_h
diff --git a/arch/m68k/include/asm/mcfqspi.h b/arch/m68k/include/asm/mcfqspi.h
index 256da0e..a237c3c 100644
--- a/arch/m68k/include/asm/mcfqspi.h
+++ b/arch/m68k/include/asm/mcfqspi.h
@@ -1,16 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Definitions for Freescale Coldfire QSPI module
*
* Copyright 2010 Steven King <sfking@fdwdc.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef mcfqspi_h
diff --git a/arch/m68k/include/asm/motorola_pgalloc.h b/arch/m68k/include/asm/motorola_pgalloc.h
index 7859a86..acab315 100644
--- a/arch/m68k/include/asm/motorola_pgalloc.h
+++ b/arch/m68k/include/asm/motorola_pgalloc.h
@@ -8,7 +8,7 @@
extern pmd_t *get_pointer_table(void);
extern int free_pointer_table(pmd_t *);
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address)
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm)
{
pte_t *pte;
@@ -28,7 +28,7 @@
free_page((unsigned long) pte);
}
-static inline pgtable_t pte_alloc_one(struct mm_struct *mm, unsigned long address)
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm)
{
struct page *page;
pte_t *pte;
@@ -36,7 +36,7 @@
page = alloc_pages(GFP_KERNEL|__GFP_ZERO, 0);
if(!page)
return NULL;
- if (!pgtable_page_ctor(page)) {
+ if (!pgtable_pte_page_ctor(page)) {
__free_page(page);
return NULL;
}
@@ -51,7 +51,7 @@
static inline void pte_free(struct mm_struct *mm, pgtable_t page)
{
- pgtable_page_dtor(page);
+ pgtable_pte_page_dtor(page);
cache_page(kmap(page));
kunmap(page);
__free_page(page);
@@ -60,7 +60,7 @@
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
unsigned long address)
{
- pgtable_page_dtor(page);
+ pgtable_pte_page_dtor(page);
cache_page(kmap(page));
kunmap(page);
__free_page(page);
diff --git a/arch/m68k/include/asm/mvme147hw.h b/arch/m68k/include/asm/mvme147hw.h
index 9c7ff67..257b291 100644
--- a/arch/m68k/include/asm/mvme147hw.h
+++ b/arch/m68k/include/asm/mvme147hw.h
@@ -66,7 +66,7 @@
#define PCC_INT_ENAB 0x08
#define PCC_TIMER_INT_CLR 0x80
-#define PCC_TIMER_PRELOAD 63936l
+#define PCC_TIMER_CLR_OVF 0x04
#define PCC_LEVEL_ABORT 0x07
#define PCC_LEVEL_SERIAL 0x04
diff --git a/arch/m68k/include/asm/pgtable_mm.h b/arch/m68k/include/asm/pgtable_mm.h
index fe3ddd7..646c174 100644
--- a/arch/m68k/include/asm/pgtable_mm.h
+++ b/arch/m68k/include/asm/pgtable_mm.h
@@ -169,15 +169,11 @@
? (__pgprot((pgprot_val(prot) & _CACHEMASK040) | _PAGE_NOCACHE_S)) \
: (prot)))
+pgprot_t pgprot_dmacoherent(pgprot_t prot);
+#define pgprot_dmacoherent(prot) pgprot_dmacoherent(prot)
+
#endif /* CONFIG_COLDFIRE */
#include <asm-generic/pgtable.h>
#endif /* !__ASSEMBLY__ */
-/*
- * No page table caches to initialise
- */
-#define pgtable_cache_init() do { } while (0)
-
-#define check_pgt_cache() do { } while (0)
-
#endif /* _M68K_PGTABLE_H */
diff --git a/arch/m68k/include/asm/pgtable_no.h b/arch/m68k/include/asm/pgtable_no.h
index fc3a96c..c18165b 100644
--- a/arch/m68k/include/asm/pgtable_no.h
+++ b/arch/m68k/include/asm/pgtable_no.h
@@ -45,11 +45,6 @@
#define ZERO_PAGE(vaddr) (virt_to_page(0))
/*
- * No page table caches to initialise.
- */
-#define pgtable_cache_init() do { } while (0)
-
-/*
* All 32bit addresses are effectively valid for vmalloc...
* Sort of meaningless for non-VM targets.
*/
@@ -60,6 +55,4 @@
#include <asm-generic/pgtable.h>
-#define check_pgt_cache() do { } while (0)
-
#endif /* _M68KNOMMU_PGTABLE_H */
diff --git a/arch/m68k/include/asm/processor.h b/arch/m68k/include/asm/processor.h
index 464e9f5..3750819 100644
--- a/arch/m68k/include/asm/processor.h
+++ b/arch/m68k/include/asm/processor.h
@@ -8,12 +8,6 @@
#ifndef __ASM_M68K_PROCESSOR_H
#define __ASM_M68K_PROCESSOR_H
-/*
- * Default implementation of macro that returns current
- * instruction pointer ("program counter").
- */
-#define current_text_addr() ({ __label__ _l; _l: &&_l;})
-
#include <linux/thread_info.h>
#include <asm/segment.h>
#include <asm/fpu.h>
diff --git a/arch/m68k/include/asm/raw_io.h b/arch/m68k/include/asm/raw_io.h
index 8576125..8a6dc6e 100644
--- a/arch/m68k/include/asm/raw_io.h
+++ b/arch/m68k/include/asm/raw_io.h
@@ -107,12 +107,43 @@
}
static inline void raw_outsb(volatile u8 __iomem *port, const u8 *buf,
- unsigned int len)
+ unsigned int nr)
{
- unsigned int i;
+ unsigned int tmp;
- for (i = 0; i < len; i++)
- out_8(port, *buf++);
+ if (nr & 15) {
+ tmp = (nr & 15) - 1;
+ asm volatile (
+ "1: moveb %0@+,%2@; dbra %1,1b"
+ : "=a" (buf), "=d" (tmp)
+ : "a" (port), "0" (buf),
+ "1" (tmp));
+ }
+ if (nr >> 4) {
+ tmp = (nr >> 4) - 1;
+ asm volatile (
+ "1: "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "moveb %0@+,%2@; "
+ "dbra %1,1b"
+ : "=a" (buf), "=d" (tmp)
+ : "a" (port), "0" (buf),
+ "1" (tmp));
+ }
}
static inline void raw_insw(volatile u16 __iomem *port, u16 *buf, unsigned int nr)
diff --git a/arch/m68k/include/asm/segment.h b/arch/m68k/include/asm/segment.h
index 0b4cc1e..c668655 100644
--- a/arch/m68k/include/asm/segment.h
+++ b/arch/m68k/include/asm/segment.h
@@ -45,16 +45,9 @@
: /* no outputs */ : "r" (val.seg) : "memory");
}
-static inline mm_segment_t get_ds(void)
-{
- /* return the supervisor data space code */
- return KERNEL_DS;
-}
-
#else
#define USER_DS MAKE_MM_SEG(TASK_SIZE)
#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
-#define get_ds() (KERNEL_DS)
#define get_fs() (current_thread_info()->addr_limit)
#define set_fs(x) (current_thread_info()->addr_limit = (x))
#endif
diff --git a/arch/m68k/include/asm/sun3_pgalloc.h b/arch/m68k/include/asm/sun3_pgalloc.h
index 11485d3..8561211 100644
--- a/arch/m68k/include/asm/sun3_pgalloc.h
+++ b/arch/m68k/include/asm/sun3_pgalloc.h
@@ -13,57 +13,18 @@
#include <asm/tlb.h>
+#include <asm-generic/pgalloc.h> /* for pte_{alloc,free}_one */
+
extern const char bad_pmd_string[];
#define pmd_alloc_one(mm,address) ({ BUG(); ((pmd_t *)2); })
-
-static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
-{
- free_page((unsigned long) pte);
-}
-
-static inline void pte_free(struct mm_struct *mm, pgtable_t page)
-{
- pgtable_page_dtor(page);
- __free_page(page);
-}
-
#define __pte_free_tlb(tlb,pte,addr) \
do { \
- pgtable_page_dtor(pte); \
+ pgtable_pte_page_dtor(pte); \
tlb_remove_page((tlb), pte); \
} while (0)
-static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
- unsigned long address)
-{
- unsigned long page = __get_free_page(GFP_KERNEL);
-
- if (!page)
- return NULL;
-
- memset((void *)page, 0, PAGE_SIZE);
- return (pte_t *) (page);
-}
-
-static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
- unsigned long address)
-{
- struct page *page = alloc_pages(GFP_KERNEL, 0);
-
- if (page == NULL)
- return NULL;
-
- clear_highpage(page);
- if (!pgtable_page_ctor(page)) {
- __free_page(page);
- return NULL;
- }
- return page;
-
-}
-
static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd, pte_t *pte)
{
pmd_val(*pmd) = __pa((unsigned long)pte);
diff --git a/arch/m68k/include/asm/syscall.h b/arch/m68k/include/asm/syscall.h
new file mode 100644
index 0000000..465ac03
--- /dev/null
+++ b/arch/m68k/include/asm/syscall.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_M68K_SYSCALL_H
+#define _ASM_M68K_SYSCALL_H
+
+#include <uapi/linux/audit.h>
+
+static inline int syscall_get_arch(struct task_struct *task)
+{
+ return AUDIT_ARCH_M68K;
+}
+
+#endif /* _ASM_M68K_SYSCALL_H */
diff --git a/arch/m68k/include/asm/tlb.h b/arch/m68k/include/asm/tlb.h
index b4b9efb..3c81f6a 100644
--- a/arch/m68k/include/asm/tlb.h
+++ b/arch/m68k/include/asm/tlb.h
@@ -2,20 +2,6 @@
#ifndef _M68K_TLB_H
#define _M68K_TLB_H
-/*
- * m68k doesn't need any special per-pte or
- * per-vma handling..
- */
-#define tlb_start_vma(tlb, vma) do { } while (0)
-#define tlb_end_vma(tlb, vma) do { } while (0)
-#define __tlb_remove_tlb_entry(tlb, ptep, address) do { } while (0)
-
-/*
- * .. because we flush the whole mm when it
- * fills up.
- */
-#define tlb_flush(tlb) flush_tlb_mm((tlb)->mm)
-
#include <asm-generic/tlb.h>
#endif /* _M68K_TLB_H */
diff --git a/arch/m68k/include/asm/uaccess_mm.h b/arch/m68k/include/asm/uaccess_mm.h
index c4cb889..7e85de9 100644
--- a/arch/m68k/include/asm/uaccess_mm.h
+++ b/arch/m68k/include/asm/uaccess_mm.h
@@ -10,7 +10,7 @@
#include <asm/segment.h>
/* We let the MMU do all checking */
-static inline int access_ok(int type, const void __user *addr,
+static inline int access_ok(const void __user *addr,
unsigned long size)
{
return 1;
diff --git a/arch/m68k/include/asm/uaccess_no.h b/arch/m68k/include/asm/uaccess_no.h
index 892efb5..0134008 100644
--- a/arch/m68k/include/asm/uaccess_no.h
+++ b/arch/m68k/include/asm/uaccess_no.h
@@ -10,7 +10,7 @@
#include <asm/segment.h>
-#define access_ok(type,addr,size) _access_ok((unsigned long)(addr),(size))
+#define access_ok(addr,size) _access_ok((unsigned long)(addr),(size))
/*
* It is not enough to just have access_ok check for a real RAM address.
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index 30d0d3f..2e0047c 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -4,9 +4,9 @@
#include <uapi/asm/unistd.h>
+#define NR_syscalls __NR_syscalls
-#define NR_syscalls 380
-
+#define __ARCH_WANT_NEW_STAT
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_OLD_STAT
#define __ARCH_WANT_STAT64
@@ -15,13 +15,12 @@
#define __ARCH_WANT_SYS_IPC
#define __ARCH_WANT_SYS_PAUSE
#define __ARCH_WANT_SYS_SIGNAL
-#define __ARCH_WANT_SYS_TIME
-#define __ARCH_WANT_SYS_UTIME
+#define __ARCH_WANT_SYS_TIME32
+#define __ARCH_WANT_SYS_UTIME32
#define __ARCH_WANT_SYS_WAITPID
#define __ARCH_WANT_SYS_SOCKETCALL
#define __ARCH_WANT_SYS_FADVISE64
#define __ARCH_WANT_SYS_GETPGRP
-#define __ARCH_WANT_SYS_LLSEEK
#define __ARCH_WANT_SYS_NICE
#define __ARCH_WANT_SYS_OLD_GETRLIMIT
#define __ARCH_WANT_SYS_OLD_MMAP