Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6:
  [PARISC] make ptr_to_pide() static
  [PARISC] head.S: section mismatch fixes
  [PARISC] add back Crestone Peak cpu
  [PARISC] futex: special case cmpxchg NULL in kernel space
  [PARISC] clean up show_stack
  [PARISC] add pa8900 CPUs to hardware inventory
  [PARISC] clean up include/asm-parisc/elf.h
  [PARISC] move defconfig to arch/parisc/configs/
  [PARISC] add back AD1889 MAINTAINERS entry
  [PARISC] pdc_console: fix bizarre panic on boot
  [PARISC] dump_stack in show_regs
  [PARISC] pdc_stable: fix compile errors
  [PARISC] remove unused pdc_iodc_printf function
  [PARISC] bump __NR_syscalls
  [PARISC] unbreak pgalloc.h
  [PARISC] move VMALLOC_* definitions to fixmap.h
  [PARISC] wire up timerfd syscalls
  [PARISC] remove old timerfd syscall

18 files changed, 125 insertions, 65 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 0f95a4a787..6d628fb6ee 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -266,6 +266,15 @@ L:      linux-acpi@vger.kernel.org
 W:      http://www.lesswatts.org/projects/acpi/
 S:      Maintained
 
+AD1889 ALSA SOUND DRIVER
+P:     Kyle McMartin
+M:     kyle@parisc-linux.org
+P:     Thibaut Varene
+M:     T-Bone@parisc-linux.org
+W:     http://wiki.parisc-linux.org/AD1889
+L:     linux-parisc@vger.kernel.org
+S:     Maintained
+
 ADM1025 HARDWARE MONITOR DRIVER
 P:      Jean Delvare
 M:      khali@linux-fr.org
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index e574de4efb..5ddad7bd60 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -16,6 +16,9 @@
 # Modified for PA-RISC Linux by Paul Lahaie, Alex deVries, 
 # Mike Shaver, Helge Deller and Martin K. Petersen
 #
+
+KBUILD_DEFCONFIG := default_defconfig
+
 NM              = sh $(srctree)/arch/parisc/nm
 CHECKFLAGS      += -D__hppa__=1
 
diff --git a/arch/parisc/defconfig b/arch/parisc/configs/default_defconfig
index 448a757b06..448a757b06 100644
--- a/arch/parisc/defconfig
+++ b/arch/parisc/configs/default_defconfig
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index 4ab83d5697..7177a6cd1b 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -1080,6 +1080,9 @@ void pdc_io_reset_devices(void)
         spin_unlock_irqrestore(&pdc_lock, flags);
 }
 
+/* locked by pdc_console_lock */
+static int __attribute__((aligned(8)))   iodc_retbuf[32];
+static char __attribute__((aligned(64))) iodc_dbuf[4096];
 
 /**
  * pdc_iodc_print - Console print using IODC.
@@ -1091,24 +1094,20 @@ void pdc_io_reset_devices(void)
  * Since the HP console requires CR+LF to perform a 'newline', we translate
  * "\n" to "\r\n".
  */
-int pdc_iodc_print(unsigned char *str, unsigned count)
+int pdc_iodc_print(const unsigned char *str, unsigned count)
 {
-        /* XXX Should we spinlock posx usage */
         static int posx;        /* for simple TAB-Simulation... */
-        int __attribute__((aligned(8)))   iodc_retbuf[32];
-        char __attribute__((aligned(64))) iodc_dbuf[4096];
         unsigned int i;
         unsigned long flags;
 
-        memset(iodc_dbuf, 0, 4096);
-        for (i = 0; i < count && i < 2048;) {
+        for (i = 0; i < count && i < 79;) {
                 switch(str[i]) {
                 case '\n':
                         iodc_dbuf[i+0] = '\r';
                         iodc_dbuf[i+1] = '\n';
                         i += 2;
                         posx = 0;
-                        break;
+                        goto print;
                 case '\t':
                         while (posx & 7) {
                                 iodc_dbuf[i] = ' ';
@@ -1124,6 +1123,16 @@ int pdc_iodc_print(unsigned char *str, unsigned count)
                 }
         }
 
+        /* if we're at the end of line, and not already inserting a newline,
+         * insert one anyway. iodc console doesn't claim to support >79 char
+         * lines. don't account for this in the return value.
+         */
+        if (i == 79 && iodc_dbuf[i-1] != '\n') {
+                iodc_dbuf[i+0] = '\r';
+                iodc_dbuf[i+1] = '\n';
+        }
+
+print:
         spin_lock_irqsave(&pdc_lock, flags);
         real32_call(PAGE0->mem_cons.iodc_io,
                     (unsigned long)PAGE0->mem_cons.hpa, ENTRY_IO_COUT,
@@ -1142,11 +1151,9 @@ int pdc_iodc_print(unsigned char *str, unsigned count)
  */
 int pdc_iodc_getc(void)
 {
-        unsigned long flags;
-        static int __attribute__((aligned(8)))   iodc_retbuf[32];
-        static char __attribute__((aligned(64))) iodc_dbuf[4096];
         int ch;
         int status;
+        unsigned long flags;
 
         /* Bail if no console input device. */
         if (!PAGE0->mem_kbd.iodc_io)
diff --git a/arch/parisc/kernel/hardware.c b/arch/parisc/kernel/hardware.c
index 84b9611a92..f48a640b55 100644
--- a/arch/parisc/kernel/hardware.c
+++ b/arch/parisc/kernel/hardware.c
@@ -274,7 +274,18 @@ static struct hp_hardware hp_hardware_list[] __devinitdata = {
         {HPHW_NPROC,0x887,0x4,0x91,"Storm Peak Slow"},
         {HPHW_NPROC,0x888,0x4,0x91,"Storm Peak Fast DC-"},
         {HPHW_NPROC,0x889,0x4,0x91,"Storm Peak Fast"},
-        {HPHW_NPROC,0x88A,0x4,0x91,"Crestone Peak"},
+        {HPHW_NPROC,0x88A,0x4,0x91,"Crestone Peak Slow"},
+        {HPHW_NPROC,0x88C,0x4,0x91,"Orca Mako+"},
+        {HPHW_NPROC,0x88D,0x4,0x91,"Rainier/Medel Mako+ Slow"},
+        {HPHW_NPROC,0x88E,0x4,0x91,"Rainier/Medel Mako+ Fast"},
+        {HPHW_NPROC,0x894,0x4,0x91,"Mt. Hamilton Fast Mako+"},
+        {HPHW_NPROC,0x895,0x4,0x91,"Storm Peak Slow Mako+"},
+        {HPHW_NPROC,0x896,0x4,0x91,"Storm Peak Fast Mako+"},
+        {HPHW_NPROC,0x897,0x4,0x91,"Storm Peak DC- Slow Mako+"},
+        {HPHW_NPROC,0x898,0x4,0x91,"Storm Peak DC- Fast Mako+"},
+        {HPHW_NPROC,0x899,0x4,0x91,"Mt. Hamilton Slow Mako+"},
+        {HPHW_NPROC,0x89B,0x4,0x91,"Crestone Peak Mako+ Slow"},
+        {HPHW_NPROC,0x89C,0x4,0x91,"Crestone Peak Mako+ Fast"},
         {HPHW_A_DIRECT, 0x004, 0x0000D, 0x00, "Arrakis MUX"}, 
         {HPHW_A_DIRECT, 0x005, 0x0000D, 0x00, "Dyun Kiuh MUX"}, 
         {HPHW_A_DIRECT, 0x006, 0x0000D, 0x00, "Baat Kiuh AP/MUX (40299B)"}, 
diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S
index a7b8859488..ec2482dc1b 100644
--- a/arch/parisc/kernel/head.S
+++ b/arch/parisc/kernel/head.S
@@ -20,10 +20,11 @@
 #include <asm/pgtable.h>
 
 #include <linux/linkage.h>
+#include <linux/init.h>
 
         .level  LEVEL
 
-        .data
+        __INITDATA
 ENTRY(boot_args)
         .word 0 /* arg0 */
         .word 0 /* arg1 */
@@ -31,7 +32,7 @@ ENTRY(boot_args)
         .word 0 /* arg3 */
 END(boot_args)
 
-        .text
+        .section .text.head
         .align  4
         .import init_thread_union,data
         .import fault_vector_20,code    /* IVA parisc 2.0 32 bit */
@@ -343,7 +344,7 @@ smp_slave_stext:
 ENDPROC(stext)
 
 #ifndef CONFIG_64BIT
-        .data
+        .section .data.read_mostly
 
         .align  4
         .export $global$,data
diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c
index 33b1f84441..ccb6809078 100644
--- a/arch/parisc/kernel/pdc_cons.c
+++ b/arch/parisc/kernel/pdc_cons.c
@@ -52,28 +52,30 @@
 #include <linux/tty.h>
 #include <asm/pdc.h>            /* for iodc_call() proto and friends */
 
+static spinlock_t pdc_console_lock = SPIN_LOCK_UNLOCKED;
 
 static void pdc_console_write(struct console *co, const char *s, unsigned count)
 {
-        pdc_iodc_print(s, count);
+        int i = 0;
+        unsigned long flags;
+
+        spin_lock_irqsave(&pdc_console_lock, flags);
+        do {
+                i += pdc_iodc_print(s + i, count - i);
+        } while (i < count);
+        spin_unlock_irqrestore(&pdc_console_lock, flags);
 }
 
-void pdc_printf(const char *fmt, ...)
+int pdc_console_poll_key(struct console *co)
 {
-        va_list args;
-        char buf[1024];
-        int i, len;
-
-        va_start(args, fmt);
-        len = vscnprintf(buf, sizeof(buf), fmt, args);
-        va_end(args);
+        int c;
+        unsigned long flags;
 
-        pdc_iodc_print(buf, len);
-}
+        spin_lock_irqsave(&pdc_console_lock, flags);
+        c = pdc_iodc_getc();
+        spin_unlock_irqrestore(&pdc_console_lock, flags);
 
-int pdc_console_poll_key(struct console *co)
-{
-        return pdc_iodc_getc();
+        return c;
 }
 
 static int pdc_console_setup(struct console *co, char *options)
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 117438e9eb..6b5ac38f5a 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -401,9 +401,12 @@
         ENTRY_COMP(kexec_load)          /* 300 */
         ENTRY_COMP(utimensat)
         ENTRY_COMP(signalfd)
-        ENTRY_COMP(timerfd)
+        ENTRY_SAME(ni_syscall)          /* was timerfd */
         ENTRY_SAME(eventfd)
         ENTRY_COMP(fallocate)           /* 305 */
+        ENTRY_SAME(timerfd_create)
+        ENTRY_COMP(timerfd_settime)
+        ENTRY_COMP(timerfd_gettime)
 
         /* Nothing yet */
 
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 99fd56939a..9dc6dc42f9 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -51,6 +51,9 @@
 DEFINE_SPINLOCK(pa_dbit_lock);
 #endif
 
+void parisc_show_stack(struct task_struct *t, unsigned long *sp,
+        struct pt_regs *regs);
+
 static int printbinary(char *buf, unsigned long x, int nbits)
 {
         unsigned long mask = 1UL << (nbits - 1);
@@ -148,6 +151,8 @@ void show_regs(struct pt_regs *regs)
         print_symbol(" IAOQ[1]: %s\n", regs->iaoq[1]);
         printk(level);
         print_symbol(" RP(r2): %s\n", regs->gr[2]);
+
+        parisc_show_stack(current, NULL, regs);
 }
 
 
@@ -181,11 +186,19 @@ static void do_show_stack(struct unwind_frame_info *info)
         printk("\n");
 }
 
-void show_stack(struct task_struct *task, unsigned long *s)
+void parisc_show_stack(struct task_struct *task, unsigned long *sp,
+        struct pt_regs *regs)
 {
         struct unwind_frame_info info;
+        struct task_struct *t;
+
+        t = task ? task : current;
+        if (regs) {
+                unwind_frame_init(&info, t, regs);
+                goto show_stack;
+        }
 
-        if (!task) {
+        if (t == current) {
                 unsigned long sp;
 
 HERE:
@@ -201,12 +214,18 @@ HERE:
                         unwind_frame_init(&info, current, &r);
                 }
         } else {
-                unwind_frame_init_from_blocked_task(&info, task);
+                unwind_frame_init_from_blocked_task(&info, t);
         }
 
+show_stack:
         do_show_stack(&info);
 }
 
+void show_stack(struct task_struct *t, unsigned long *sp)
+{
+        return parisc_show_stack(t, sp, NULL);
+}
+
 int is_valid_bugaddr(unsigned long iaoq)
 {
         return 1;
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index de34aa9d31..f9f9a5f1bb 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -829,7 +829,7 @@ static ssize_t pdcs_autoboot_write(struct kobject *kobj,
                                    struct kobj_attribute *attr,
                                    const char *buf, size_t count)
 {
-        return pdcs_auto_write(kset, attr, buf, count, PF_AUTOBOOT);
+        return pdcs_auto_write(kobj, attr, buf, count, PF_AUTOBOOT);
 }
 
 /**
@@ -845,7 +845,7 @@ static ssize_t pdcs_autosearch_write(struct kobject *kobj,
                                      struct kobj_attribute *attr,
                                      const char *buf, size_t count)
 {
-        return pdcs_auto_write(kset, attr, buf, count, PF_AUTOSEARCH);
+        return pdcs_auto_write(kobj, attr, buf, count, PF_AUTOSEARCH);
 }
 
 /**
@@ -1066,7 +1066,7 @@ pdc_stable_init(void)
         }
 
         /* Don't forget the root entries */
-        error = sysfs_create_group(stable_kobj, pdcs_attr_group);
+        error = sysfs_create_group(stable_kobj, &pdcs_attr_group);
 
         /* register the paths kset as a child of the stable kset */
         paths_kset = kset_create_and_add("paths", NULL, stable_kobj);
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index bdbe780e21..8c4d2c13d5 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -314,8 +314,8 @@ sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents)
 #define RESMAP_MASK(n)    (~0UL << (BITS_PER_LONG - (n)))
 #define RESMAP_IDX_MASK   (sizeof(unsigned long) - 1)
 
-unsigned long ptr_to_pide(struct ioc *ioc, unsigned long *res_ptr,
-                          unsigned int bitshiftcnt)
+static unsigned long ptr_to_pide(struct ioc *ioc, unsigned long *res_ptr,
+                                 unsigned int bitshiftcnt)
 {
         return (((unsigned long)res_ptr - (unsigned long)ioc->res_map) << 3)
                 + bitshiftcnt;
diff --git a/include/asm-parisc/elf.h b/include/asm-parisc/elf.h
index ce0c0d844c..d0a4a82628 100644
--- a/include/asm-parisc/elf.h
+++ b/include/asm-parisc/elf.h
@@ -204,7 +204,7 @@ typedef struct elf64_fdesc {
 /*
  * The following definitions are those for 32-bit ELF binaries on a 32-bit
  * kernel and for 64-bit binaries on a 64-bit kernel.  To run 32-bit binaries
- * on a 64-bit kernel, arch/parisc64/kernel/binfmt_elf32.c defines these
+ * on a 64-bit kernel, arch/parisc/kernel/binfmt_elf32.c defines these
  * macros appropriately and then #includes binfmt_elf.c, which then includes
  * this file.
  */
@@ -216,26 +216,25 @@ typedef struct elf64_fdesc {
  * Note that this header file is used by default in fs/binfmt_elf.c. So
  * the following macros are for the default case. However, for the 64
  * bit kernel we also support 32 bit parisc binaries. To do that
- * arch/parisc64/kernel/binfmt_elf32.c defines its own set of these
+ * arch/parisc/kernel/binfmt_elf32.c defines its own set of these
  * macros, and then it includes fs/binfmt_elf.c to provide an alternate
  * elf binary handler for 32 bit binaries (on the 64 bit kernel).
  */
 #ifdef CONFIG_64BIT
-#define ELF_CLASS       ELFCLASS64
+#define ELF_CLASS   ELFCLASS64
 #else
 #define ELF_CLASS       ELFCLASS32
 #endif
 
 typedef unsigned long elf_greg_t;
 
-/* This yields a string that ld.so will use to load implementation
-   specific libraries for optimization.  This is more specific in
-   intent than poking at uname or /proc/cpuinfo.
-
-   For the moment, we have only optimizations for the Intel generations,
-   but that could change... */
+/*
+ * This yields a string that ld.so will use to load implementation
+ * specific libraries for optimization.  This is more specific in
+ * intent than poking at uname or /proc/cpuinfo.
+ */
 
-#define ELF_PLATFORM  ("PARISC\0" /*+((boot_cpu_data.x86-3)*5) */)
+#define ELF_PLATFORM  ("PARISC\0")
 
 #define SET_PERSONALITY(ex, ibcs2) \
         current->personality = PER_LINUX; \
@@ -310,7 +309,7 @@ struct pt_regs;	/* forward declaration... */
 #define ELF_OSABI       ELFOSABI_LINUX
 
 /* %r23 is set by ld.so to a pointer to a function which might be 
-   registered using atexit.  This provides a mean for the dynamic
+   registered using atexit.  This provides a means for the dynamic
    linker to call DT_FINI functions for shared libraries that have
    been loaded before the code runs.
 
@@ -339,6 +338,5 @@ struct pt_regs;	/* forward declaration... */
    but it's not easy, and we've already done it here.  */
 
 #define ELF_HWCAP       0
-/* (boot_cpu_data.x86_capability) */
 
 #endif
diff --git a/include/asm-parisc/fixmap.h b/include/asm-parisc/fixmap.h
index a5caf4b122..de3fe3a182 100644
--- a/include/asm-parisc/fixmap.h
+++ b/include/asm-parisc/fixmap.h
@@ -20,4 +20,11 @@
 #define KERNEL_MAP_START        (GATEWAY_PAGE_SIZE)
 #define KERNEL_MAP_END          (TMPALIAS_MAP_START)
 
-#endif
+#ifndef __ASSEMBLY__
+extern void *vmalloc_start;
+#define PCXL_DMA_MAP_SIZE       (8*1024*1024)
+#define VMALLOC_START           ((unsigned long)vmalloc_start)
+#define VMALLOC_END             (KERNEL_MAP_END)
+#endif /*__ASSEMBLY__*/
+
+#endif /*_ASM_FIXMAP_H*/
diff --git a/include/asm-parisc/futex.h b/include/asm-parisc/futex.h
index dbee6e60aa..fdc6d055ef 100644
--- a/include/asm-parisc/futex.h
+++ b/include/asm-parisc/futex.h
@@ -56,6 +56,12 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
         int err = 0;
         int uval;
 
+        /* futex.c wants to do a cmpxchg_inatomic on kernel NULL, which is
+         * our gateway page, and causes no end of trouble...
+         */
+        if (segment_eq(KERNEL_DS, get_fs()) && !uaddr)
+                return -EFAULT;
+
         if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int)))
                 return -EFAULT;
 
@@ -67,5 +73,5 @@ futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval)
         return uval;
 }
 
-#endif
-#endif
+#endif /*__KERNEL__*/
+#endif /*_ASM_PARISC_FUTEX_H*/
diff --git a/include/asm-parisc/pdc.h b/include/asm-parisc/pdc.h
index deda8c3113..9eaa794c3e 100644
--- a/include/asm-parisc/pdc.h
+++ b/include/asm-parisc/pdc.h
@@ -645,8 +645,7 @@ int pdc_soft_power_button(int sw_control);
 void pdc_io_reset(void);
 void pdc_io_reset_devices(void);
 int pdc_iodc_getc(void);
-int pdc_iodc_print(unsigned char *str, unsigned count);
-void pdc_printf(const char *fmt, ...);
+int pdc_iodc_print(const unsigned char *str, unsigned count);
 
 void pdc_emergency_unlock(void);
 int pdc_sti_call(unsigned long func, unsigned long flags,
diff --git a/include/asm-parisc/pgalloc.h b/include/asm-parisc/pgalloc.h
index 3996dfc30a..fc987a1c12 100644
--- a/include/asm-parisc/pgalloc.h
+++ b/include/asm-parisc/pgalloc.h
@@ -138,10 +138,10 @@ static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
         free_page((unsigned long)pte);
 }
 
-static inline void pte_free_kernel(struct mm_struct *mm, struct page *pte)
+static inline void pte_free(struct mm_struct *mm, struct page *pte)
 {
         pgtable_page_dtor(pte);
-        pte_free_kernel(page_address((pte));
+        pte_free_kernel(mm, page_address(pte));
 }
 
 #define check_pgt_cache()       do { } while (0)
diff --git a/include/asm-parisc/pgtable.h b/include/asm-parisc/pgtable.h
index cd0fa4f733..dc86adbec9 100644
--- a/include/asm-parisc/pgtable.h
+++ b/include/asm-parisc/pgtable.h
@@ -116,14 +116,6 @@
 
 #define FIRST_USER_ADDRESS      0
 
-#ifndef __ASSEMBLY__
-extern  void *vmalloc_start;
-#define PCXL_DMA_MAP_SIZE   (8*1024*1024)
-#define VMALLOC_START   ((unsigned long)vmalloc_start)
-/* this is a fixmap remnant, see fixmap.h */
-#define VMALLOC_END     (KERNEL_MAP_END)
-#endif
-
 /* NB: The tlb miss handlers make certain assumptions about the order */
 /*     of the following bits, so be careful (One example, bits 25-31  */
 /*     are moved together in one instruction).                        */
diff --git a/include/asm-parisc/unistd.h b/include/asm-parisc/unistd.h
index 081b4ae618..a7d857f0e4 100644
--- a/include/asm-parisc/unistd.h
+++ b/include/asm-parisc/unistd.h
@@ -798,8 +798,11 @@
 #define __NR_timerfd            (__NR_Linux + 303)
 #define __NR_eventfd            (__NR_Linux + 304)
 #define __NR_fallocate          (__NR_Linux + 305)
+#define __NR_timerfd_create     (__NR_Linux + 306)
+#define __NR_timerfd_settime    (__NR_Linux + 307)
+#define __NR_timerfd_gettime    (__NR_Linux + 308)
 
-#define __NR_Linux_syscalls     (__NR_fallocate + 1)
+#define __NR_Linux_syscalls     (__NR_timerfd_gettime + 1)
 
 
 #define __IGNORE_select         /* newselect */