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

* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SPARC64]: Fix two year old bug in early bootup asm.
  [SPARC64]: Update defconfig.
  [SPARC64]: Fix log message type in vio_create_one().
  [SPARC64]: Tweak assertions in sun4v_build_virq().
  [SPARC64]: Tweak kernel log messages in power_probe().
  [SPARC64]: Fix handling of multiple vdc-port nodes.
  [SPARC64]: Fix device type matching in VIO's devspec_show().
  [SPARC64]: Fix MODULE_DEVICE_TABLE() specification in VDC and VNET.
  [SPARC]: Add sys_fallocate() entries.
  [SPARC64]: Use orderly_poweroff().

10 files changed, 118 insertions, 102 deletions

diff --git a/arch/sparc/kernel/systbls.S b/arch/sparc/kernel/systbls.S
index 90b52d4..5572284 100644
--- a/arch/sparc/kernel/systbls.S
+++ b/arch/sparc/kernel/systbls.S
@@ -1,8 +1,7 @@
-/* $Id: systbls.S,v 1.103 2002/02/08 03:57:14 davem Exp $
- * systbls.S: System call entry point tables for OS compatibility.
+/* systbls.S: System call entry point tables for OS compatibility.
  *            The native Linux system call table lives here also.
  *
- * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1995, 2007 David S. Miller (davem@davemloft.net)
  *
  * Based upon preliminary work which is:
  *
@@ -80,7 +79,7 @@ sys_call_table:
 /*295*/	.long sys_fchmodat, sys_faccessat, sys_pselect6, sys_ppoll, sys_unshare
 /*300*/	.long sys_set_robust_list, sys_get_robust_list, sys_migrate_pages, sys_mbind, sys_get_mempolicy
 /*305*/	.long sys_set_mempolicy, sys_kexec_load, sys_move_pages, sys_getcpu, sys_epoll_pwait
-/*310*/	.long sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd
+/*310*/	.long sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd, sys_fallocate
 
 #ifdef CONFIG_SUNOS_EMUL
 	/* Now the SunOS syscall table. */
@@ -198,6 +197,6 @@ sunos_sys_table:
 	.long sunos_nosys, sunos_nosys, sunos_nosys
 	.long sunos_nosys
 /*310*/	.long sunos_nosys, sunos_nosys, sunos_nosys
-	.long sunos_nosys
+	.long sunos_nosys, sunos_nosys
 
 #endif
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index 45ebf91..10e3019 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.22
-# Tue Jul 17 01:19:52 2007
+# Thu Jul 19 21:30:37 2007
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -16,6 +16,7 @@ CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 # CONFIG_ARCH_HAS_ILOG2_U32 is not set
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_AUDIT_ARCH=y
+CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_SPARC64_PAGE_SIZE_8KB=y
 # CONFIG_SPARC64_PAGE_SIZE_64KB is not set
 # CONFIG_SPARC64_PAGE_SIZE_512KB is not set
@@ -148,7 +149,6 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_RESOURCES_64BIT=y
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=1
-CONFIG_VIRT_TO_BUS=y
 CONFIG_SBUS=y
 CONFIG_SBUSCHAR=y
 CONFIG_SUN_AUXIO=y
@@ -317,7 +317,6 @@ CONFIG_CONNECTOR=m
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
-# CONFIG_BLK_CPQ_DA is not set
 # CONFIG_BLK_CPQ_CISS_DA is not set
 # CONFIG_BLK_DEV_DAC960 is not set
 # CONFIG_BLK_DEV_UMEM is not set
@@ -470,10 +469,6 @@ CONFIG_ISCSI_TCP=m
 # CONFIG_SCSI_SUNESP is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_ATA is not set
-
-#
-# Multi-device support (RAID and LVM)
-#
 CONFIG_MD=y
 CONFIG_BLK_DEV_MD=m
 CONFIG_MD_LINEAR=m
@@ -610,10 +605,6 @@ CONFIG_SLHC=m
 # CONFIG_NETCONSOLE is not set
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
-
-#
-# ISDN subsystem
-#
 # CONFIG_ISDN is not set
 # CONFIG_PHONE is not set
 
@@ -782,6 +773,7 @@ CONFIG_I2C_ALGOBIT=y
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
 # CONFIG_SENSORS_ABITUGURU is not set
+# CONFIG_SENSORS_ABITUGURU3 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
@@ -808,11 +800,13 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_LM87 is not set
 # CONFIG_SENSORS_LM90 is not set
 # CONFIG_SENSORS_LM92 is not set
+# CONFIG_SENSORS_LM93 is not set
 # CONFIG_SENSORS_MAX1619 is not set
 # CONFIG_SENSORS_MAX6650 is not set
 # CONFIG_SENSORS_PC87360 is not set
 # CONFIG_SENSORS_PC87427 is not set
 # CONFIG_SENSORS_SIS5595 is not set
+# CONFIG_SENSORS_DME1737 is not set
 # CONFIG_SENSORS_SMSC47M1 is not set
 # CONFIG_SENSORS_SMSC47M192 is not set
 # CONFIG_SENSORS_SMSC47B397 is not set
@@ -906,6 +900,7 @@ CONFIG_FB_RADEON_I2C=y
 # CONFIG_PROM_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
 # CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
 CONFIG_FONTS=y
 # CONFIG_FONT_8x8 is not set
@@ -1196,6 +1191,11 @@ CONFIG_USB_STORAGE=m
 #
 
 #
+# Userspace I/O
+#
+# CONFIG_UIO is not set
+
+#
 # Misc Linux/SPARC drivers
 #
 CONFIG_SUN_OPENPROMIO=m
@@ -1385,6 +1385,7 @@ CONFIG_SCHEDSTATS=y
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_LOCK_ALLOC is not set
 # CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1461,6 +1462,7 @@ CONFIG_CRC_CCITT=m
 CONFIG_CRC16=m
 # CONFIG_CRC_ITU_T is not set
 CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
 CONFIG_LIBCRC32C=m
 CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=y
diff --git a/arch/sparc64/kernel/ds.c b/arch/sparc64/kernel/ds.c
index fa1f04d..1a2062e 100644
--- a/arch/sparc64/kernel/ds.c
+++ b/arch/sparc64/kernel/ds.c
@@ -13,11 +13,11 @@
 #include <linux/delay.h>
 #include <linux/mutex.h>
 #include <linux/kthread.h>
+#include <linux/reboot.h>
 #include <linux/cpu.h>
 
 #include <asm/ldc.h>
 #include <asm/vio.h>
-#include <asm/power.h>
 #include <asm/mdesc.h>
 #include <asm/head.h>
 #include <asm/irq.h>
@@ -328,7 +328,7 @@ static void domain_shutdown_data(struct ldc_channel *lp,
 
 	ds_send(lp, &pkt, sizeof(pkt));
 
-	wake_up_powerd();
+	orderly_poweroff(true);
 }
 
 struct ds_panic_req {
@@ -1133,8 +1133,6 @@ static int __devinit ds_probe(struct vio_dev *vdev,
 
 	ds_info = dp;
 
-	start_powerd();
-
 	return err;
 
 out_free_ldc:
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index 7725952..35feacb 100644
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -458,7 +458,6 @@ tlb_fixup_done:
 	or	%g6, %lo(init_thread_union), %g6
 	ldx	[%g6 + TI_TASK], %g4
 	mov	%sp, %l6
-	mov	%o4, %l7
 
 	wr	%g0, ASI_P, %asi
 	mov	1, %g1
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 8cb3358..c727956 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -701,10 +701,10 @@ unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino)
 {
 	unsigned long sysino, hv_err;
 
-	BUG_ON(devhandle & ~IMAP_IGN);
-	BUG_ON(devino & ~IMAP_INO);
+	BUG_ON(devhandle & devino);
 
 	sysino = devhandle | devino;
+	BUG_ON(sysino & ~(IMAP_IGN | IMAP_INO));
 
 	hv_err = sun4v_vintr_set_cookie(devhandle, devino, sysino);
 	if (hv_err) {
diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c
index 302ba5e..13a79fe 100644
--- a/arch/sparc64/kernel/mdesc.c
+++ b/arch/sparc64/kernel/mdesc.c
@@ -231,6 +231,25 @@ void mdesc_register_notifier(struct mdesc_notifier_client *client)
 	mutex_unlock(&mdesc_mutex);
 }
 
+static const u64 *parent_cfg_handle(struct mdesc_handle *hp, u64 node)
+{
+	const u64 *id;
+	u64 a;
+
+	id = NULL;
+	mdesc_for_each_arc(a, hp, node, MDESC_ARC_TYPE_BACK) {
+		u64 target;
+
+		target = mdesc_arc_target(hp, a);
+		id = mdesc_get_property(hp, target,
+					"cfg-handle", NULL);
+		if (id)
+			break;
+	}
+
+	return id;
+}
+
 /* Run 'func' on nodes which are in A but not in B.  */
 static void invoke_on_missing(const char *name,
 			      struct mdesc_handle *a,
@@ -240,13 +259,42 @@ static void invoke_on_missing(const char *name,
 	u64 node;
 
 	mdesc_for_each_node_by_name(a, node, name) {
-		const u64 *id = mdesc_get_property(a, node, "id", NULL);
-		int found = 0;
+		int found = 0, is_vdc_port = 0;
+		const char *name_prop;
+		const u64 *id;
 		u64 fnode;
 
+		name_prop = mdesc_get_property(a, node, "name", NULL);
+		if (name_prop && !strcmp(name_prop, "vdc-port")) {
+			is_vdc_port = 1;
+			id = parent_cfg_handle(a, node);
+		} else
+			id = mdesc_get_property(a, node, "id", NULL);
+
+		if (!id) {
+			printk(KERN_ERR "MD: Cannot find ID for %s node.\n",
+			       (name_prop ? name_prop : name));
+			continue;
+		}
+
 		mdesc_for_each_node_by_name(b, fnode, name) {
-			const u64 *fid = mdesc_get_property(b, fnode,
-							    "id", NULL);
+			const u64 *fid;
+
+			if (is_vdc_port) {
+				name_prop = mdesc_get_property(b, fnode,
+							       "name", NULL);
+				if (!name_prop ||
+				    strcmp(name_prop, "vdc-port"))
+					continue;
+				fid = parent_cfg_handle(b, fnode);
+				if (!fid) {
+					printk(KERN_ERR "MD: Cannot find ID "
+					       "for vdc-port node.\n");
+					continue;
+				}
+			} else
+				fid = mdesc_get_property(b, fnode,
+							 "id", NULL);
 
 			if (*id == *fid) {
 				found = 1;
diff --git a/arch/sparc64/kernel/power.c b/arch/sparc64/kernel/power.c
index 8dd4294..39f9f64 100644
--- a/arch/sparc64/kernel/power.c
+++ b/arch/sparc64/kernel/power.c
@@ -12,13 +12,13 @@
 #include <linux/interrupt.h>
 #include <linux/pm.h>
 #include <linux/syscalls.h>
+#include <linux/reboot.h>
 
 #include <asm/system.h>
 #include <asm/auxio.h>
 #include <asm/prom.h>
 #include <asm/of_device.h>
 #include <asm/io.h>
-#include <asm/power.h>
 #include <asm/sstate.h>
 
 #include <linux/unistd.h>
@@ -31,20 +31,9 @@ int scons_pwroff = 1;
 
 static void __iomem *power_reg;
 
-static DECLARE_WAIT_QUEUE_HEAD(powerd_wait);
-static int button_pressed;
-
-void wake_up_powerd(void)
-{
-	if (button_pressed == 0) {
-		button_pressed = 1;
-		wake_up(&powerd_wait);
-	}
-}
-
 static irqreturn_t power_handler(int irq, void *dev_id)
 {
-	wake_up_powerd();
+	orderly_poweroff(true);
 
 	/* FIXME: Check registers for status... */
 	return IRQ_HANDLED;
@@ -77,48 +66,6 @@ void machine_power_off(void)
 void (*pm_power_off)(void) = machine_power_off;
 EXPORT_SYMBOL(pm_power_off);
 
-static int powerd(void *__unused)
-{
-	static char *envp[] = { "HOME=/", "TERM=linux", "PATH=/sbin:/usr/sbin:/bin:/usr/bin", NULL };
-	char *argv[] = { "/sbin/shutdown", "-h", "now", NULL };
-	DECLARE_WAITQUEUE(wait, current);
-
-	daemonize("powerd");
-
-	add_wait_queue(&powerd_wait, &wait);
-
-	for (;;) {
-		set_task_state(current, TASK_INTERRUPTIBLE);
-		if (button_pressed)
-			break;
-		flush_signals(current);
-		schedule();
-	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(&powerd_wait, &wait);
-
-	/* Ok, down we go... */
-	button_pressed = 0;
-	if (kernel_execve("/sbin/shutdown", argv, envp) < 0) {
-		printk(KERN_ERR "powerd: shutdown execution failed\n");
-		machine_power_off();
-	}
-	return 0;
-}
-
-int start_powerd(void)
-{
-	int err;
-
-	err = kernel_thread(powerd, NULL, CLONE_FS);
-	if (err < 0)
-		printk(KERN_ERR "power: Failed to start power daemon.\n");
-	else
-		printk(KERN_INFO "power: powerd running.\n");
-
-	return err;
-}
-
 static int __init has_button_interrupt(unsigned int irq, struct device_node *dp)
 {
 	if (irq == 0xffffffff)
@@ -136,20 +83,15 @@ static int __devinit power_probe(struct of_device *op, const struct of_device_id
 
 	power_reg = of_ioremap(res, 0, 0x4, "power");
 
-	printk("%s: Control reg at %lx ... ",
+	printk(KERN_INFO "%s: Control reg at %lx\n",
 	       op->node->name, res->start);
 
 	poweroff_method = machine_halt;  /* able to use the standard halt */
 
 	if (has_button_interrupt(irq, op->node)) {
-		if (start_powerd() < 0)
-			return 0;
-
 		if (request_irq(irq,
 				power_handler, 0, "power", NULL) < 0)
 			printk(KERN_ERR "power: Cannot setup IRQ handler.\n");
-	} else {
-		printk(KERN_INFO "power: Not using powerd.\n");
 	}
 
 	return 0;
diff --git a/arch/sparc64/kernel/sys_sparc32.c b/arch/sparc64/kernel/sys_sparc32.c
index abd8312..e8dce90 100644
--- a/arch/sparc64/kernel/sys_sparc32.c
+++ b/arch/sparc64/kernel/sys_sparc32.c
@@ -1,8 +1,7 @@
-/* $Id: sys_sparc32.c,v 1.184 2002/02/09 19:49:31 davem Exp $
- * sys_sparc32.c: Conversion between 32bit and 64bit native syscalls.
+/* sys_sparc32.c: Conversion between 32bit and 64bit native syscalls.
  *
  * Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1997, 2007 David S. Miller (davem@davemloft.net)
  *
  * These routines maintain argument size conversion between 32bit and 64bit
  * environment.
@@ -1028,3 +1027,10 @@ long compat_sync_file_range(int fd, unsigned long off_high, unsigned long off_lo
 				   (nb_high << 32) | nb_low,
 				   flags);
 }
+
+asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo,
+				     u32 lenhi, u32 lenlo)
+{
+	return sys_fallocate(fd, mode, ((loff_t)offhi << 32) | offlo,
+			     ((loff_t)lenhi << 32) | lenlo);
+}
diff --git a/arch/sparc64/kernel/systbls.S b/arch/sparc64/kernel/systbls.S
index 8765e321..06d1090 100644
--- a/arch/sparc64/kernel/systbls.S
+++ b/arch/sparc64/kernel/systbls.S
@@ -1,8 +1,7 @@
-/* $Id: systbls.S,v 1.81 2002/02/08 03:57:14 davem Exp $
- * systbls.S: System call entry point tables for OS compatibility.
+/* systbls.S: System call entry point tables for OS compatibility.
  *            The native Linux system call table lives here also.
  *
- * Copyright (C) 1995, 1996 David S. Miller (davem@caip.rutgers.edu)
+ * Copyright (C) 1995, 1996, 2007 David S. Miller (davem@davemloft.net)
  * Copyright (C) 1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
  *
  * Based upon preliminary work which is:
@@ -81,7 +80,7 @@ sys_call_table32:
 	.word sys_fchmodat, sys_faccessat, compat_sys_pselect6, compat_sys_ppoll, sys_unshare
 /*300*/	.word compat_sys_set_robust_list, compat_sys_get_robust_list, compat_sys_migrate_pages, compat_sys_mbind, compat_sys_get_mempolicy
 	.word compat_sys_set_mempolicy, compat_sys_kexec_load, compat_sys_move_pages, sys_getcpu, compat_sys_epoll_pwait
-/*310*/	.word compat_sys_utimensat, compat_sys_signalfd, compat_sys_timerfd, sys_eventfd
+/*310*/	.word compat_sys_utimensat, compat_sys_signalfd, compat_sys_timerfd, sys_eventfd, compat_sys_fallocate
 
 #endif /* CONFIG_COMPAT */
 
@@ -153,7 +152,7 @@ sys_call_table:
 	.word sys_fchmodat, sys_faccessat, sys_pselect6, sys_ppoll, sys_unshare
 /*300*/	.word sys_set_robust_list, sys_get_robust_list, sys_migrate_pages, sys_mbind, sys_get_mempolicy
 	.word sys_set_mempolicy, sys_kexec_load, sys_move_pages, sys_getcpu, sys_epoll_pwait
-/*310*/	.word sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd
+/*310*/	.word sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd, sys_fallocate
 
 #if defined(CONFIG_SUNOS_EMUL) || defined(CONFIG_SOLARIS_EMUL) || \
     defined(CONFIG_SOLARIS_EMUL_MODULE)
@@ -272,6 +271,6 @@ sunos_sys_table:
 	.word sunos_nosys, sunos_nosys, sunos_nosys
 	.word sunos_nosys
 /*310*/	.word sunos_nosys, sunos_nosys, sunos_nosys
-	.word sunos_nosys
+	.word sunos_nosys, sunos_nosys
 
 #endif
diff --git a/arch/sparc64/kernel/vio.c b/arch/sparc64/kernel/vio.c
index 8d3cc4f..491223a 100644
--- a/arch/sparc64/kernel/vio.c
+++ b/arch/sparc64/kernel/vio.c
@@ -103,9 +103,9 @@ static ssize_t devspec_show(struct device *dev,
 	struct vio_dev *vdev = to_vio_dev(dev);
 	const char *str = "none";
 
-	if (!strcmp(vdev->type, "network"))
+	if (!strcmp(vdev->type, "vnet-port"))
 		str = "vnet";
-	else if (!strcmp(vdev->type, "block"))
+	else if (!strcmp(vdev->type, "vdc-port"))
 		str = "vdisk";
 
 	return sprintf(buf, "%s\n", str);
@@ -221,6 +221,27 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
 		return NULL;
 	}
 
+	if (!strcmp(type, "vdc-port")) {
+		u64 a;
+
+		id = NULL;
+		mdesc_for_each_arc(a, hp, mp, MDESC_ARC_TYPE_BACK) {
+			u64 target;
+
+			target = mdesc_arc_target(hp, a);
+			id = mdesc_get_property(hp, target,
+						"cfg-handle", NULL);
+			if (id)
+				break;
+		}
+		if (!id) {
+			printk(KERN_ERR "VIO: vdc-port lacks parent "
+			       "cfg-handle.\n");
+			return NULL;
+		}
+	} else
+		id = mdesc_get_property(hp, mp, "id", NULL);
+
 	bus_id_name = type;
 	if (!strcmp(type, "domain-services-port"))
 		bus_id_name = "ds";
@@ -260,13 +281,15 @@ static struct vio_dev *vio_create_one(struct mdesc_handle *hp, u64 mp,
 
 	vio_fill_channel_info(hp, mp, vdev);
 
-	id = mdesc_get_property(hp, mp, "id", NULL);
-	if (!id)
+	if (!id) {
 		snprintf(vdev->dev.bus_id, BUS_ID_SIZE, "%s",
 			 bus_id_name);
-	else
+		vdev->dev_no = ~(u64)0;
+	} else {
 		snprintf(vdev->dev.bus_id, BUS_ID_SIZE, "%s-%lu",
 			 bus_id_name, *id);
+		vdev->dev_no = *id;
+	}
 
 	vdev->dev.parent = parent;
 	vdev->dev.bus = &vio_bus_type;