22 files changed, 89 insertions, 142 deletions

diff --git a/include/asm-mips/i8253.h b/include/asm-mips/i8253.h
index affb32ce4af9..032ca73f181b 100644
--- a/include/asm-mips/i8253.h
+++ b/include/asm-mips/i8253.h
@@ -5,25 +5,14 @@
 #ifndef __ASM_I8253_H
 #define __ASM_I8253_H
 
+#include <linux/spinlock.h>
+
 /* i8253A PIT registers */
 #define PIT_MODE                0x43
 #define PIT_CH0                 0x40
 #define PIT_CH2                 0x42
 
-/* i8259A PIC registers */
-#define PIC_MASTER_CMD          0x20
-#define PIC_MASTER_IMR          0x21
-#define PIC_MASTER_ISR          PIC_MASTER_CMD
-#define PIC_MASTER_POLL         PIC_MASTER_ISR
-#define PIC_MASTER_OCW3         PIC_MASTER_ISR
-#define PIC_SLAVE_CMD           0xa0
-#define PIC_SLAVE_IMR           0xa1
-
-/* i8259A PIC related value */
-#define PIC_CASCADE_IR          2
-#define MASTER_ICW4_DEFAULT     0x01
-#define SLAVE_ICW4_DEFAULT      0x01
-#define PIC_ICW4_AEOI           2
+extern spinlock_t i8253_lock;
 
 extern void setup_pit_timer(void);
 
diff --git a/include/asm-mips/mach-au1x00/timex.h b/include/asm-mips/mach-au1x00/timex.h
deleted file mode 100644
index e3ada66cb636..000000000000
--- a/include/asm-mips/mach-au1x00/timex.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003 by Ralf Baechle
- */
-#ifndef __ASM_MACH_AU1X00_TIMEX_H
-#define __ASM_MACH_AU1X00_TIMEX_H
-
-#define CLOCK_TICK_RATE         ((HZ * 100000UL) / 2)
-
-#endif /* __ASM_MACH_AU1X00_TIMEX_H */
diff --git a/include/asm-mips/mach-cobalt/irq.h b/include/asm-mips/mach-cobalt/irq.h
index 179d0e850b59..57c8c9ac5851 100644
--- a/include/asm-mips/mach-cobalt/irq.h
+++ b/include/asm-mips/mach-cobalt/irq.h
@@ -35,7 +35,7 @@
  *      4 - ethernet
  *      5 - 16550 UART
  *      6 - cascade i8259
- *      7 - CP0 counter (unused)
+ *      7 - CP0 counter
  */
 #define MIPS_CPU_IRQ_BASE               16
 
@@ -48,7 +48,6 @@
 #define SCSI_IRQ                        (MIPS_CPU_IRQ_BASE + 5)
 #define I8259_CASCADE_IRQ               (MIPS_CPU_IRQ_BASE + 6)
 
-
 #define GT641XX_IRQ_BASE                24
 
 #include <asm/irq_gt641xx.h>
diff --git a/include/asm-mips/mach-generic/timex.h b/include/asm-mips/mach-generic/timex.h
deleted file mode 100644
index 48b4cfaa0d50..000000000000
--- a/include/asm-mips/mach-generic/timex.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003, 2005 by Ralf Baechle
- */
-#ifndef __ASM_MACH_GENERIC_TIMEX_H
-#define __ASM_MACH_GENERIC_TIMEX_H
-
-#define CLOCK_TICK_RATE         500000
-
-#endif /* __ASM_MACH_GENERIC_TIMEX_H */
diff --git a/include/asm-mips/mach-jazz/timex.h b/include/asm-mips/mach-jazz/timex.h
deleted file mode 100644
index 93affa33dfa8..000000000000
--- a/include/asm-mips/mach-jazz/timex.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003 by Ralf Baechle
- */
-#ifndef __ASM_MACH_JAZZ_TIMEX_H
-#define __ASM_MACH_JAZZ_TIMEX_H
-
-/*
- * Jazz is still using the R4030 100Hz counter
- */
-#define CLOCK_TICK_RATE         100
-
-#endif /* __ASM_MACH_JAZZ_TIMEX_H */
diff --git a/include/asm-mips/mach-qemu/timex.h b/include/asm-mips/mach-qemu/timex.h
deleted file mode 100644
index cd543693fb0a..000000000000
--- a/include/asm-mips/mach-qemu/timex.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2005 Daniel Jacobowitz
- */
-#ifndef __ASM_MACH_QEMU_TIMEX_H
-#define __ASM_MACH_QEMU_TIMEX_H
-
-/*
- * We use a simulated i8254 PIC...
- */
-#define CLOCK_TICK_RATE         1193182
-
-#endif /* __ASM_MACH_QEMU_TIMEX_H */
diff --git a/include/asm-mips/mach-rm/timex.h b/include/asm-mips/mach-rm/timex.h
deleted file mode 100644
index 11ff6cb0f214..000000000000
--- a/include/asm-mips/mach-rm/timex.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2003, 2005 by Ralf Baechle
- */
-#ifndef __ASM_MACH_RM200_TIMEX_H
-#define __ASM_MACH_RM200_TIMEX_H
-
-#define CLOCK_TICK_RATE         1193182
-
-#endif /* __ASM_MACH_RM200_TIMEX_H */
diff --git a/include/asm-mips/time.h b/include/asm-mips/time.h
index 0a6bc7dc158e..ee1663e64da1 100644
--- a/include/asm-mips/time.h
+++ b/include/asm-mips/time.h
@@ -10,15 +10,10 @@
  * under  the terms of  the GNU General  Public License as published by the
  * Free Software Foundation;  either version 2 of the  License, or (at your
  * option) any later version.
- *
- * Please refer to Documentation/mips/time.README.
  */
 #ifndef _ASM_TIME_H
 #define _ASM_TIME_H
 
-#include <linux/interrupt.h>
-#include <linux/linkage.h>
-#include <linux/ptrace.h>
 #include <linux/rtc.h>
 #include <linux/spinlock.h>
 #include <linux/clockchips.h>
@@ -38,25 +33,12 @@ extern int rtc_mips_set_mmss(unsigned long);
 /*
  * Timer interrupt functions.
  * mips_timer_state is needed for high precision timer calibration.
- * mips_timer_ack may be NULL if the interrupt is self-recoverable.
  */
 extern int (*mips_timer_state)(void);
 
 /*
- * High precision timer clocksource.
- * If .read is NULL, an R4k-compatible timer setup is attempted.
- */
-extern struct clocksource clocksource_mips;
-
-/*
- * profiling and process accouting is done separately in local_timer_interrupt
- */
-extern void local_timer_interrupt(int irq, void *dev_id);
-
-/*
  * board specific routines required by time_init().
  */
-struct irqaction;
 extern void plat_time_init(void);
 
 /*
diff --git a/include/asm-mips/timex.h b/include/asm-mips/timex.h
index 87c68ae76ff8..5816ad1569d6 100644
--- a/include/asm-mips/timex.h
+++ b/include/asm-mips/timex.h
@@ -13,27 +13,12 @@
 #include <asm/mipsregs.h>
 
 /*
- * This is the frequency of the timer used for Linux's timer interrupt.
- * The value should be defined as accurate as possible or under certain
- * circumstances Linux timekeeping might become inaccurate or fail.
- *
- * For many system the exact clockrate of the timer isn't known but due to
- * the way this value is used we can get away with a wrong value as long
- * as this value is:
- *
- *  - a multiple of HZ
- *  - a divisor of the actual rate
- *
- * 500000 is a good such cheat value.
- *
- * The obscure number 1193182 is the same as used by the original i8254
- * time in legacy PC hardware; the chip unfortunately also found in a
- * bunch of MIPS systems.  The last remaining user of the i8254 for the
- * timer interrupt is the RM200; it's a very standard system so there is
- * no reason to make this a separate architecture.
+ * This is the clock rate of the i8253 PIT.  A MIPS system may not have
+ * a PIT by the symbol is used all over the kernel including some APIs.
+ * So keeping it defined to the number for the PIT is the only sane thing
+ * for now.
  */
-
-#include <timex.h>
+#define CLOCK_TICK_RATE 1193182
 
 /*
  * Standard way to access the cycle counter.
diff --git a/include/asm-sh/cache.h b/include/asm-sh/cache.h
index 7a18649d1ccb..01e5cf51ba9b 100644
--- a/include/asm-sh/cache.h
+++ b/include/asm-sh/cache.h
@@ -18,9 +18,8 @@
 #define SH_CACHE_ASSOC          8
 
 #define L1_CACHE_BYTES          (1 << L1_CACHE_SHIFT)
-#define SMP_CACHE_BYTES         L1_CACHE_BYTES
 
-#define L1_CACHE_ALIGN(x)       (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
+#define __read_mostly __attribute__((__section__(".data.read_mostly")))
 
 #ifndef __ASSEMBLY__
 struct cache_info {
diff --git a/include/asm-sh/irq.h b/include/asm-sh/irq.h
index c61d902b8bff..11850f65c922 100644
--- a/include/asm-sh/irq.h
+++ b/include/asm-sh/irq.h
@@ -41,7 +41,7 @@ static inline int generic_irq_demux(int irq)
 #define irq_canonicalize(irq)   (irq)
 #define irq_demux(irq)          sh_mv.mv_irq_demux(irq)
 
-#ifdef CONFIG_4KSTACKS
+#ifdef CONFIG_IRQSTACKS
 extern void irq_ctx_init(int cpu);
 extern void irq_ctx_exit(int cpu);
 # define __ARCH_HAS_DO_SOFTIRQ
diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h
index cb3d46c59eab..3aa8b07da47d 100644
--- a/include/asm-sh/page.h
+++ b/include/asm-sh/page.h
@@ -128,7 +128,6 @@ typedef struct { unsigned long pgd; } pgd_t;
 #define __va(x)                 ((void *)((unsigned long)(x)+PAGE_OFFSET))
 #define pfn_to_kaddr(pfn)       __va((pfn) << PAGE_SHIFT)
 
-#define phys_to_page(phys)      (pfn_to_page(phys >> PAGE_SHIFT))
 #define page_to_phys(page)      (page_to_pfn(page) << PAGE_SHIFT)
 
 /* PFN start number, because of __MEMORY_START */
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index cf0dd2b648c2..0b1d7c665659 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -399,7 +399,7 @@ static inline void set_pte(pte_t *ptep, pte_t pte)
 #define pmd_bad(x)      (pmd_val(x) & ~PAGE_MASK)
 
 #define pages_to_mb(x)  ((x) >> (20-PAGE_SHIFT))
-#define pte_page(x)     phys_to_page(pte_val(x)&PTE_PHYS_MASK)
+#define pte_page(x)     pfn_to_page(pte_pfn(x))
 
 /*
  * The following only work if pte_present() is true.
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h
index 4f2922a1979c..ab0028db645a 100644
--- a/include/asm-sh/processor.h
+++ b/include/asm-sh/processor.h
@@ -71,7 +71,7 @@ struct sh_cpuinfo {
         struct cache_info scache;       /* Secondary cache */
 
         unsigned long flags;
-} __attribute__ ((aligned(SMP_CACHE_BYTES)));
+} __attribute__ ((aligned(L1_CACHE_BYTES)));
 
 extern struct sh_cpuinfo cpu_data[];
 #define boot_cpu_data cpu_data[0]
diff --git a/include/asm-sh/setup.h b/include/asm-sh/setup.h
index 586a9711a75d..55a2bd328d99 100644
--- a/include/asm-sh/setup.h
+++ b/include/asm-sh/setup.h
@@ -5,6 +5,20 @@
 
 #ifdef __KERNEL__
 
+/*
+ * This is set up by the setup-routine at boot-time
+ */
+#define PARAM   ((unsigned char *)empty_zero_page)
+
+#define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000))
+#define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004))
+#define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008))
+#define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c))
+#define INITRD_START (*(unsigned long *) (PARAM+0x010))
+#define INITRD_SIZE (*(unsigned long *) (PARAM+0x014))
+/* ... */
+#define COMMAND_LINE ((char *) (PARAM+0x100))
+
 int setup_early_printk(char *);
 void sh_mv_setup(void);
 
diff --git a/include/asm-sh64/dma-mapping.h b/include/asm-sh64/dma-mapping.h
index 1438b763a5ea..18f8dd642ac5 100644
--- a/include/asm-sh64/dma-mapping.h
+++ b/include/asm-sh64/dma-mapping.h
@@ -42,8 +42,9 @@ static inline void dma_free_coherent(struct device *dev, size_t size,
 static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
                                   enum dma_data_direction dir)
 {
-        unsigned long s = (unsigned long) vaddr & L1_CACHE_ALIGN_MASK;
-        unsigned long e = (vaddr + size) & L1_CACHE_ALIGN_MASK;
+        unsigned long start = (unsigned long) vaddr;
+        unsigned long s = start & L1_CACHE_ALIGN_MASK;
+        unsigned long e = (start + size) & L1_CACHE_ALIGN_MASK;
 
         for (; s <= e; s += L1_CACHE_BYTES)
                 asm volatile ("ocbp     %0, 0" : : "r" (s));
diff --git a/include/asm-sh64/pci.h b/include/asm-sh64/pci.h
index 57a67cf7a5c4..18055dbbb4b5 100644
--- a/include/asm-sh64/pci.h
+++ b/include/asm-sh64/pci.h
@@ -72,15 +72,6 @@ static inline void pcibios_penalize_isa_irq(int irq, int active)
 #define pci_unmap_len_set(PTR, LEN_NAME, VAL)   do { } while (0)
 #endif
 
-/* These macros should be used after a pci_map_sg call has been done
- * to get bus addresses of each of the SG entries and their lengths.
- * You should only work with the number of sg entries pci_map_sg
- * returns, or alternatively stop on the first sg_dma_len(sg) which
- * is 0.
- */
-#define sg_dma_address(sg)      ((sg)->dma_address)
-#define sg_dma_len(sg)          ((sg)->length)
-
 #ifdef CONFIG_PCI
 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
                                         enum pci_dma_burst_strategy *strat,
diff --git a/include/asm-sh64/scatterlist.h b/include/asm-sh64/scatterlist.h
index 5109251970e7..7f729bbfce43 100644
--- a/include/asm-sh64/scatterlist.h
+++ b/include/asm-sh64/scatterlist.h
@@ -23,6 +23,15 @@ struct scatterlist {
     unsigned int length;
 };
 
+/* These macros should be used after a pci_map_sg call has been done
+ * to get bus addresses of each of the SG entries and their lengths.
+ * You should only work with the number of sg entries pci_map_sg
+ * returns, or alternatively stop on the first sg_dma_len(sg) which
+ * is 0.
+ */
+#define sg_dma_address(sg)      ((sg)->dma_address)
+#define sg_dma_len(sg)          ((sg)->length)
+
 #define ISA_DMA_THRESHOLD (0xffffffff)
 
 #endif /* !__ASM_SH64_SCATTERLIST_H */
diff --git a/include/asm-x86/irqflags_32.h b/include/asm-x86/irqflags_32.h
index d058b04e0083..4c7720089cb5 100644
--- a/include/asm-x86/irqflags_32.h
+++ b/include/asm-x86/irqflags_32.h
@@ -129,6 +129,27 @@ static inline int raw_irqs_disabled(void)
 
         return raw_irqs_disabled_flags(flags);
 }
+
+/*
+ * makes the traced hardirq state match with the machine state
+ *
+ * should be a rarely used function, only in places where its
+ * otherwise impossible to know the irq state, like in traps.
+ */
+static inline void trace_hardirqs_fixup_flags(unsigned long flags)
+{
+        if (raw_irqs_disabled_flags(flags))
+                trace_hardirqs_off();
+        else
+                trace_hardirqs_on();
+}
+
+static inline void trace_hardirqs_fixup(void)
+{
+        unsigned long flags = __raw_local_save_flags();
+
+        trace_hardirqs_fixup_flags(flags);
+}
 #endif /* __ASSEMBLY__ */
 
 /*
diff --git a/include/asm-x86/irqflags_64.h b/include/asm-x86/irqflags_64.h
index 5341ea1f815a..bb9163bb29d1 100644
--- a/include/asm-x86/irqflags_64.h
+++ b/include/asm-x86/irqflags_64.h
@@ -112,6 +112,26 @@ static inline int raw_irqs_disabled(void)
 }
 
 /*
+ * makes the traced hardirq state match with the machine state
+ *
+ * should be a rarely used function, only in places where its
+ * otherwise impossible to know the irq state, like in traps.
+ */
+static inline void trace_hardirqs_fixup_flags(unsigned long flags)
+{
+        if (raw_irqs_disabled_flags(flags))
+                trace_hardirqs_off();
+        else
+                trace_hardirqs_on();
+}
+
+static inline void trace_hardirqs_fixup(void)
+{
+        unsigned long flags = __raw_local_save_flags();
+
+        trace_hardirqs_fixup_flags(flags);
+}
+/*
  * Used in the idle loop; sti takes one instruction cycle
  * to complete:
  */
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 128dc7ad4901..61535e72834d 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -43,6 +43,7 @@ enum {
         ATA_MAX_SECTORS_128     = 128,
         ATA_MAX_SECTORS         = 256,
         ATA_MAX_SECTORS_LBA48   = 65535,/* TODO: 65536? */
+        ATA_MAX_SECTORS_TAPE    = 65535,
 
         ATA_ID_WORDS            = 256,
         ATA_ID_SERNO            = 10,
@@ -544,6 +545,11 @@ static inline int atapi_cdb_len(const u16 *dev_id)
         }
 }
 
+static inline int atapi_command_packet_set(const u16 *dev_id)
+{
+        return (dev_id[0] >> 8) & 0x1f;
+}
+
 static inline int is_atapi_taskfile(const struct ata_taskfile *tf)
 {
         return (tf->protocol == ATA_PROT_ATAPI) ||
diff --git a/include/linux/input.h b/include/linux/input.h
index 62268929856c..b45f240a8c45 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -527,6 +527,9 @@ struct input_absinfo {
 #define KEY_SPELLCHECK          0x1b0   /* AL Spell Check */
 #define KEY_LOGOFF              0x1b1   /* AL Logoff */
 
+#define KEY_DOLLAR              0x1b2
+#define KEY_EURO                0x1b3
+
 #define KEY_DEL_EOL             0x1c0
 #define KEY_DEL_EOS             0x1c1
 #define KEY_INS_LINE            0x1c2