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

* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC]: Wire up signalfd/timerfd/eventfd syscalls.
[SPARC64]: Add support for bq4802 TOD chip, as found on ultra45.
[SPARC64]: Correct FIRE_IOMMU_FLUSHINV register offset.
[SPARC64]: envctrl.c needs asm/io.h
[SPARC64]: Update defconfig.
[TTY]: Export proc_clear_tty() to modulea.
[SPARC64]: pci_resource_adjust() cannot be __init.
[SPARC64]: Spelling fixes.
[SPARC]: Spelling fixes.
[SPARC64]: Kill LARGE_ALLOCS and update defconfig.

arch/sparc/kernel/auxio.c

···
 		break;
 	case sun4m:
 		if(!auxio_register)
-			break;     /* VME chassic sun4m, no auxio. */
+			break;     /* VME chassis sun4m, no auxio. */
 		regval = sbus_readb(auxio_register);
 		sbus_writeb(((regval | bits_on) & ~bits_off) | AUXIO_ORMEIN4M,
 			auxio_register);

arch/sparc/kernel/ioport.c

···
  * size must be the same as what as passed into pci_alloc_consistent,
  * and likewise dma_addr must be the same as what *dma_addrp was set to.
  *
- * References to the memory and mappings assosciated with cpu_addr/dma_addr
+ * References to the memory and mappings associated with cpu_addr/dma_addr
  * past this call are illegal.
  */
 void pci_free_consistent(struct pci_dev *pdev, size_t n, void *p, dma_addr_t ba)

arch/sparc/kernel/irq.c

···
 /*  $Id: irq.c,v 1.114 2001/12/11 04:55:51 davem Exp $
  *  arch/sparc/kernel/irq.c:  Interrupt request handling routines. On the
- *                            Sparc the IRQ's are basically 'cast in stone'
+ *                            Sparc the IRQs are basically 'cast in stone'
  *                            and you are supposed to probe the prom's device
  *                            node trees to find out who's got which IRQ.
  *
···
 	irq_enter();
 	disable_pil_irq(irq);
 #ifdef CONFIG_SMP
-	/* Only rotate on lower priority IRQ's (scsi, ethernet, etc.). */
+	/* Only rotate on lower priority IRQs (scsi, ethernet, etc.). */
 	if((sparc_cpu_model==sun4m) && (irq < 10))
 		smp4m_irq_rotate(cpu);
 #endif
···
 }
 #endif
 
-/* Fast IRQ's on the Sparc can only have one routine attached to them,
+/* Fast IRQs on the Sparc can only have one routine attached to them,
  * thus no sharing possible.
  */
 int request_fast_irq(unsigned int irq,
···
 		break;
 
 	default:
-		prom_printf("Cannot initialize IRQ's on this Sun machine...");
+		prom_printf("Cannot initialize IRQs on this Sun machine...");
 		break;
 	}
 	btfixup();

arch/sparc/kernel/pcic.c

···
 static __inline__ unsigned long do_gettimeoffset(void)
 {
 	/*
-	 * We devide all to 100
+	 * We divide all by 100
 	 * to have microsecond resolution and to avoid overflow
 	 */
 	unsigned long count =
···
  * Also, think for a moment about likes of floppy.c that
  * include architecture specific parts. They may want to redefine ins/outs.
  *
- * We do not use horroble macroses here because we want to
+ * We do not use horrible macros here because we want to
  * advance pointer by sizeof(size).
  */
 void outsb(unsigned long addr, const void *src, unsigned long count)

arch/sparc/kernel/process.c

···
  * NOTE! Only a kernel-only process(ie the swapper or direct descendants
  * who haven't done an "execve()") should use this: it will work within
  * a system call from a "real" process, but the process memory space will
- * not be free'd until both the parent and the child have exited.
+ * not be freed until both the parent and the child have exited.
  */
 pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
 {

arch/sparc/kernel/sun4d_irq.c

···
 		lvl14_save[2] += smp4d_ticker - real_irq_entry;
 
 		/* For SMP we use the level 14 ticker, however the bootup code
-		 * has copied the firmwares level 14 vector into boot cpu's
+		 * has copied the firmware's level 14 vector into the boot cpu's
 		 * trap table, we must fix this now or we get squashed.
 		 */
 		local_irq_save(flags);

arch/sparc/kernel/sun4m_irq.c

···
 		struct tt_entry *trap_table = &sparc_ttable[SP_TRAP_IRQ1 + (14 - 1)];
 
 		/* For SMP we use the level 14 ticker, however the bootup code
-		 * has copied the firmwares level 14 vector into boot cpu's
+		 * has copied the firmware's level 14 vector into the boot cpu's
 		 * trap table, we must fix this now or we get squashed.
 		 */
 		local_irq_save(flags);

arch/sparc/kernel/systbls.S

···
 /*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
+/*310*/	.long sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd
 
 #ifdef CONFIG_SUNOS_EMUL
 	/* Now the SunOS syscall table. */
···
 	.long sunos_nosys, sunos_nosys, sunos_nosys
 	.long sunos_nosys, sunos_nosys, sunos_nosys
 	.long sunos_nosys
-/*310*/	.long sunos_nosys
+/*310*/	.long sunos_nosys, sunos_nosys, sunos_nosys
+	.long sunos_nosys
 
 #endif

arch/sparc/prom/printf.c

···
  * Copyright (c) 2002 Pete Zaitcev ([e-mail])
  *
  * We used to warn all over the code: DO NOT USE prom_printf(),
- * and yet people do. Anton's banking code was outputing banks
+ * and yet people do. Anton's banking code was outputting banks
  * with prom_printf for most of the 2.4 lifetime. Since an effective
  * stick is not available, we deployed a carrot: an early printk
  * through PROM by means of -p boot option. This ought to fix it.

arch/sparc64/Kconfig

···
 	def_bool y
 	select SPARSEMEM_STATIC
 
-config LARGE_ALLOCS
-	def_bool y
-
 source "mm/Kconfig"
 
 config ISA

arch/sparc64/defconfig

···
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.21
-# Sun May  6 22:46:54 2007
+# Fri May 11 14:31:45 2007
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
···
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_64BIT=y
 CONFIG_MMU=y
+CONFIG_QUICKLIST=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
···
 # CONFIG_UTS_NS is not set
 # CONFIG_AUDIT is not set
 # CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=18
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_RELAY=y
 # CONFIG_BLK_DEV_INITRD is not set
···
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
+CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
-CONFIG_SLAB=y
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_SLUB_DEBUG=y
+# CONFIG_SLAB is not set
+CONFIG_SLUB=y
+# CONFIG_SLOB is not set
 CONFIG_RT_MUTEXES=y
 # CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
-# CONFIG_SLOB is not set
 
 #
 # Loadable module support
···
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_DEFAULT=y
-CONFIG_LARGE_ALLOCS=y
 CONFIG_SELECT_MEMORY_MODEL=y
 # CONFIG_FLATMEM_MANUAL is not set
 # CONFIG_DISCONTIGMEM_MANUAL is not set
···
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_RESOURCES_64BIT=y
 CONFIG_ZONE_DMA_FLAG=0
+CONFIG_NR_QUICK=1
 CONFIG_SBUS=y
 CONFIG_SBUSCHAR=y
 CONFIG_SUN_AUXIO=y
···
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_MAC80211 is not set
 # CONFIG_IEEE80211 is not set
+# CONFIG_RFKILL is not set
 
 #
 # Device Drivers
···
 #
 # Misc devices
 #
+# CONFIG_PHANTOM is not set
 # CONFIG_SGI_IOC4 is not set
 # CONFIG_TIFM_CORE is not set
+# CONFIG_BLINK is not set
 
 #
 # ATA/ATAPI/MFM/RLL support
···
 # CONFIG_BLK_DEV_IDEFLOPPY is not set
 # CONFIG_BLK_DEV_IDESCSI is not set
 # CONFIG_IDE_TASK_IOCTL is not set
+CONFIG_IDE_PROC_FS=y
 
 #
 # IDE chipset support/bugfixes
···
 CONFIG_IDE_GENERIC=y
 CONFIG_BLK_DEV_IDEPCI=y
 # CONFIG_IDEPCI_SHARE_IRQ is not set
+CONFIG_IDEPCI_PCIBUS_ORDER=y
 # CONFIG_BLK_DEV_OFFBOARD is not set
 # CONFIG_BLK_DEV_GENERIC is not set
 # CONFIG_BLK_DEV_OPTI621 is not set
···
 CONFIG_DM_MIRROR=m
 CONFIG_DM_ZERO=m
 # CONFIG_DM_MULTIPATH is not set
+# CONFIG_DM_DELAY is not set
 
 #
 # Fusion MPT device support
···
 #
 # IEEE 1394 (FireWire) support
 #
+# CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 
 #
···
 # CONFIG_S2IO is not set
 # CONFIG_MYRI10GE is not set
 # CONFIG_NETXEN_NIC is not set
+# CONFIG_MLX4_CORE is not set
+CONFIG_MLX4_DEBUG=y
 
 #
 # Token Ring devices
···
 #
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
+
+#
+# USB Network Adapters
+#
+# CONFIG_USB_CATC is not set
+# CONFIG_USB_KAWETH is not set
+# CONFIG_USB_PEGASUS is not set
+# CONFIG_USB_RTL8150 is not set
+# CONFIG_USB_USBNET_MII is not set
+# CONFIG_USB_USBNET is not set
 
 #
 # Wan interfaces
···
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 CONFIG_MOUSE_SERIAL=y
+# CONFIG_MOUSE_APPLETOUCH is not set
 # CONFIG_MOUSE_VSXXXAA is not set
 # CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
 # CONFIG_INPUT_TOUCHSCREEN is not set
 CONFIG_INPUT_MISC=y
 CONFIG_INPUT_SPARCSPKR=y
+# CONFIG_INPUT_ATI_REMOTE is not set
+# CONFIG_INPUT_ATI_REMOTE2 is not set
+# CONFIG_INPUT_KEYSPAN_REMOTE is not set
+# CONFIG_INPUT_POWERMATE is not set
+# CONFIG_INPUT_YEALINK is not set
 # CONFIG_INPUT_UINPUT is not set
 # CONFIG_INPUT_POLLDEV is not set
 
···
 # IPMI
 #
 # CONFIG_IPMI_HANDLER is not set
-
-#
-# Watchdog Cards
-#
 # CONFIG_WATCHDOG is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_RTC=y
-# CONFIG_DTLK is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_DRM is not set
···
 # TPM devices
 #
 # CONFIG_TCG_TPM is not set
+CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
 # CONFIG_I2C_CHARDEV is not set
···
 # Dallas's 1-wire bus
 #
 # CONFIG_W1 is not set
-
-#
-# Hardware Monitoring support
-#
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
 # CONFIG_SENSORS_ABITUGURU is not set
+# CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
 # CONFIG_SENSORS_ADM1026 is not set
···
 # CONFIG_SENSORS_LM90 is not set
 # CONFIG_SENSORS_LM92 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
···
 # Multimedia devices
 #
 # CONFIG_VIDEO_DEV is not set
-
-#
-# Digital Video Broadcasting Devices
-#
-# CONFIG_DVB is not set
-# CONFIG_USB_DABUSB is not set
+# CONFIG_DVB_CORE is not set
+# CONFIG_DAB is not set
 
 #
 # Graphics support
 #
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+# CONFIG_VGASTATE is not set
 CONFIG_FB=y
 # CONFIG_FIRMWARE_EDID is not set
 CONFIG_FB_DDC=y
 CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_SYS_FOPS is not set
+CONFIG_FB_DEFERRED_IO=y
 # CONFIG_FB_SVGALIB is not set
 # CONFIG_FB_MACMODES is not set
 # CONFIG_FB_BACKLIGHT is not set
···
 # CONFIG_FB_KYRO is not set
 # CONFIG_FB_3DFX is not set
 # CONFIG_FB_VOODOO1 is not set
+# CONFIG_FB_VT8623 is not set
 # CONFIG_FB_TRIDENT is not set
+# CONFIG_FB_ARK is not set
+# CONFIG_FB_PM3 is not set
 # CONFIG_FB_XVR500 is not set
 # CONFIG_FB_XVR2500 is not set
 # CONFIG_FB_PCI is not set
···
 CONFIG_FONT_SUN8x16=y
 # CONFIG_FONT_SUN12x22 is not set
 # CONFIG_FONT_10x18 is not set
-
-#
-# Logo configuration
-#
 CONFIG_LOGO=y
 # CONFIG_LOGO_LINUX_MONO is not set
 # CONFIG_LOGO_LINUX_VGA16 is not set
···
 # USB devices
 #
 # CONFIG_SND_USB_AUDIO is not set
+# CONFIG_SND_USB_CAIAQ is not set
 
 #
 # ALSA Sparc devices
···
 # CONFIG_SND_SUN_DBRI is not set
 
 #
-# SoC audio support
+# System on Chip audio support
 #
 # CONFIG_SND_SOC is not set
 
···
 # CONFIG_USB_LIBUSUAL is not set
 
 #
-# USB Input Devices
-#
-# CONFIG_USB_AIPTEK is not set
-# CONFIG_USB_WACOM is not set
-# CONFIG_USB_ACECAD is not set
-# CONFIG_USB_KBTAB is not set
-# CONFIG_USB_POWERMATE is not set
-# CONFIG_USB_TOUCHSCREEN is not set
-# CONFIG_USB_YEALINK is not set
-# CONFIG_USB_XPAD is not set
-# CONFIG_USB_ATI_REMOTE is not set
-# CONFIG_USB_ATI_REMOTE2 is not set
-# CONFIG_USB_KEYSPAN_REMOTE is not set
-# CONFIG_USB_APPLETOUCH is not set
-# CONFIG_USB_GTCO is not set
-
-#
 # USB Imaging devices
 #
 # CONFIG_USB_MDC800 is not set
 # CONFIG_USB_MICROTEK is not set
-
-#
-# USB Network Adapters
-#
-# CONFIG_USB_CATC is not set
-# CONFIG_USB_KAWETH is not set
-# CONFIG_USB_PEGASUS is not set
-# CONFIG_USB_RTL8150 is not set
-# CONFIG_USB_USBNET_MII is not set
-# CONFIG_USB_USBNET is not set
 # CONFIG_USB_MON is not set
 
 #
···
 # USB Gadget Support
 #
 # CONFIG_USB_GADGET is not set
-
-#
-# MMC/SD Card support
-#
 # CONFIG_MMC is not set
 
 #
···
 
 #
 # DMA Devices
-#
-
-#
-# Auxiliary Display support
-#
-
-#
-# Virtualization
 #
 
 #
···
 # CONFIG_HEADERS_CHECK is not set
 CONFIG_DEBUG_KERNEL=y
 # CONFIG_DEBUG_SHIRQ is not set
-CONFIG_LOG_BUF_SHIFT=18
 CONFIG_DETECT_SOFTLOCKUP=y
 CONFIG_SCHEDSTATS=y
 # CONFIG_TIMER_STATS is not set
-# CONFIG_DEBUG_SLAB is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
···
 CONFIG_BITREVERSE=y
 CONFIG_CRC_CCITT=m
 CONFIG_CRC16=m
+# CONFIG_CRC_ITU_T is not set
 CONFIG_CRC32=y
 CONFIG_LIBCRC32C=m
 CONFIG_ZLIB_INFLATE=y
···
 CONFIG_PLIST=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y

arch/sparc64/kernel/devices.c

···
 #include <asm/timer.h>
 #include <asm/cpudata.h>
 
-/* Used to synchronize acceses to NatSemi SUPER I/O chip configure
+/* Used to synchronize accesses to NatSemi SUPER I/O chip configure
  * operations in asm/ns87303.h
  */
 DEFINE_SPINLOCK(ns87303_lock);

arch/sparc64/kernel/of_device.c

···
 	/* Convert to num-entries.  */
 	num_reg /= na + ns;
 
-	/* Prevent overruning the op->resources[] array.  */
+	/* Prevent overrunning the op->resources[] array.  */
 	if (num_reg > PROMREG_MAX) {
 		printk(KERN_WARNING "%s: Too many regs (%d), "
 		       "limiting to %d.\n",
···
 		op->num_irqs = 0;
 	}
 
-	/* Prevent overruning the op->irqs[] array.  */
+	/* Prevent overrunning the op->irqs[] array.  */
 	if (op->num_irqs > PROMINTR_MAX) {
 		printk(KERN_WARNING "%s: Too many irqs (%d), "
 		       "limiting to %d.\n",

arch/sparc64/kernel/pci.c

···
 	*last_p = last;
 }
 
-static void __init pci_resource_adjust(struct resource *res,
-				       struct resource *root)
+static void pci_resource_adjust(struct resource *res,
+				struct resource *root)
 {
 	res->start += root->start;
 	res->end += root->start;

arch/sparc64/kernel/pci_fire.c

···
 #define FIRE_IOMMU_CONTROL	0x40000UL
 #define FIRE_IOMMU_TSBBASE	0x40008UL
 #define FIRE_IOMMU_FLUSH	0x40100UL
-#define FIRE_IOMMU_FLUSHINV	0x40100UL
+#define FIRE_IOMMU_FLUSHINV	0x40108UL
 
 static void pci_fire_pbm_iommu_init(struct pci_pbm_info *pbm)
 {

arch/sparc64/kernel/pci_iommu.c

···
 /* Map a set of buffers described by SGLIST with NELEMS array
  * elements in streaming mode for PCI DMA.
  * When making changes here, inspect the assembly output. I was having
- * hard time to kepp this routine out of using stack slots for holding variables.
+ * hard time to keep this routine out of using stack slots for holding variables.
  */
 static int pci_4u_map_sg(struct pci_dev *pdev, struct scatterlist *sglist, int nelems, int direction)
 {

arch/sparc64/kernel/pci_sun4v.c

···
 
 	u64		msi_address;
 
-	/* The format of this value is message type dependant.
+	/* The format of this value is message type dependent.
 	 * For MSI bits 15:0 are the data from the MSI packet.
 	 * For MSI-X bits 31:0 are the data from the MSI packet.
 	 * For MSG, the message code and message routing code where:

arch/sparc64/kernel/process.c

···
  * NOTE! Only a kernel-only process(ie the swapper or direct descendants
  * who haven't done an "execve()") should use this: it will work within
  * a system call from a "real" process, but the process memory space will
- * not be free'd until both the parent and the child have exited.
+ * not be freed until both the parent and the child have exited.
  */
 pid_t kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
 {

arch/sparc64/kernel/prom.c

···
 	/* The interrupt map registers do not have an INO field
 	 * like other chips do.  They return zero in the INO
 	 * field, and the interrupt controller number is controlled
-	 * in bits 6 thru 9.  So in order for build_irq() to get
+	 * in bits 6 to 9.  So in order for build_irq() to get
 	 * the INO right we pass it in as part of the fixup
 	 * which will get added to the map register zero value
 	 * read by build_irq().

arch/sparc64/kernel/systbls.S

···
 	.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
+/*310*/	.word compat_sys_utimensat, compat_sys_signalfd, compat_sys_timerfd, sys_eventfd
 
 #endif /* CONFIG_COMPAT */
 
···
 	.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
+/*310*/	.word sys_utimensat, sys_signalfd, sys_timerfd, sys_eventfd
 
 #if defined(CONFIG_SUNOS_EMUL) || defined(CONFIG_SOLARIS_EMUL) || \
     defined(CONFIG_SOLARIS_EMUL_MODULE)
···
 	.word sunos_nosys, sunos_nosys, sunos_nosys
 	.word sunos_nosys, sunos_nosys, sunos_nosys
 	.word sunos_nosys
-/*310*/	.long sunos_nosys
+/*310*/	.word sunos_nosys, sunos_nosys, sunos_nosys
+	.word sunos_nosys
 
 #endif

arch/sparc64/kernel/time.c

···
 void __iomem *mstk48t02_regs = NULL;
 #ifdef CONFIG_PCI
 unsigned long ds1287_regs = 0UL;
+static void __iomem *bq4802_regs;
 #endif
 
 static void __iomem *mstk48t08_regs;
···
 	void __iomem *mregs = mstk48t02_regs;
 #ifdef CONFIG_PCI
 	unsigned long dregs = ds1287_regs;
+	void __iomem *bregs = bq4802_regs;
 #else
 	unsigned long dregs = 0UL;
+	void __iomem *bregs = 0UL;
 #endif
 	u8 tmp;
 
-	if (!mregs && !dregs) {
+	if (!mregs && !dregs && !bregs) {
 		prom_printf("Something wrong, clock regs not mapped yet.\n");
 		prom_halt();
 	}		
···
 		day = MSTK_REG_DOM(mregs);
 		mon = MSTK_REG_MONTH(mregs);
 		year = MSTK_CVT_YEAR( MSTK_REG_YEAR(mregs) );
+	} else if (bregs) {
+		unsigned char val = readb(bregs + 0x0e);
+		unsigned int century;
+
+		/* BQ4802 RTC chip. */
+
+		writeb(val | 0x08, bregs + 0x0e);
+
+		sec  = readb(bregs + 0x00);
+		min  = readb(bregs + 0x02);
+		hour = readb(bregs + 0x04);
+		day  = readb(bregs + 0x06);
+		mon  = readb(bregs + 0x09);
+		year = readb(bregs + 0x0a);
+		century = readb(bregs + 0x0f);
+
+		writeb(val, bregs + 0x0e);
+
+		BCD_TO_BIN(sec);
+		BCD_TO_BIN(min);
+		BCD_TO_BIN(hour);
+		BCD_TO_BIN(day);
+		BCD_TO_BIN(mon);
+		BCD_TO_BIN(year);
+		BCD_TO_BIN(century);
+
+		year += (century * 100);
 	} else {
 		/* Dallas 12887 RTC chip. */
 
···
 	    strcmp(model, "m5819") &&
 	    strcmp(model, "m5819p") &&
 	    strcmp(model, "m5823") &&
-	    strcmp(model, "ds1287"))
+	    strcmp(model, "ds1287") &&
+	    strcmp(model, "bq4802"))
 		return 0;
 
 	return 1;
···
 {
 	struct device_node *dp = op->node;
 	const char *model = of_get_property(dp, "model", NULL);
+	const char *compat = of_get_property(dp, "compatible", NULL);
 	unsigned long size, flags;
 	void __iomem *regs;
+
+	if (!model)
+		model = compat;
 
 	if (!model || !clock_model_matches(model))
 		return -ENODEV;
···
 	    !strcmp(model, "m5819p") ||
 	    !strcmp(model, "m5823")) {
 		ds1287_regs = (unsigned long) regs;
+	} else if (!strcmp(model, "bq4802")) {
+		bq4802_regs = regs;
 	} else
 #endif
 	if (model[5] == '0' && model[6] == '2') {
···
 	void __iomem *mregs = mstk48t02_regs;
 #ifdef CONFIG_PCI
 	unsigned long dregs = ds1287_regs;
+	void __iomem *bregs = bq4802_regs;
 #else
 	unsigned long dregs = 0UL;
+	void __iomem *bregs = 0UL;
 #endif
 	unsigned long flags;
 	u8 tmp;
···
 	 * Not having a register set can lead to trouble.
 	 * Also starfire doesn't have a tod clock.
 	 */
-	if (!mregs && !dregs) 
+	if (!mregs && !dregs & !bregs)
 		return -1;
 
 	if (mregs) {
···
 
 			return -1;
 		}
+	} else if (bregs) {
+		int retval = 0;
+		unsigned char val = readb(bregs + 0x0e);
+
+		/* BQ4802 RTC chip. */
+
+		writeb(val | 0x08, bregs + 0x0e);
+
+		chip_minutes = readb(bregs + 0x02);
+		BCD_TO_BIN(chip_minutes);
+		real_seconds = nowtime % 60;
+		real_minutes = nowtime / 60;
+		if (((abs(real_minutes - chip_minutes) + 15)/30) & 1)
+			real_minutes += 30;
+		real_minutes %= 60;
+
+		if (abs(real_minutes - chip_minutes) < 30) {
+			BIN_TO_BCD(real_seconds);
+			BIN_TO_BCD(real_minutes);
+			writeb(real_seconds, bregs + 0x00);
+			writeb(real_minutes, bregs + 0x02);
+		} else {
+			printk(KERN_WARNING
+			       "set_rtc_mmss: can't update from %d to %d\n",
+			       chip_minutes, real_minutes);
+			retval = -1;
+		}
+
+		writeb(val, bregs + 0x0e);
+
+		return retval;
 	} else {
 		int retval = 0;
 		unsigned char save_control, save_freq_select;
···
 /* Both Starfire and SUN4V give us seconds since Jan 1st, 1970,
  * aka Unix time.  So we have to convert to/from rtc_time.
  */
-static inline void mini_get_rtc_time(struct rtc_time *time)
+static void starfire_get_rtc_time(struct rtc_time *time)
 {
-	unsigned long flags;
-	u32 seconds;
-
-	spin_lock_irqsave(&rtc_lock, flags);
-	seconds = 0;
-	if (this_is_starfire)
-		seconds = starfire_get_time();
-	else if (tlb_type == hypervisor)
-		seconds = hypervisor_get_time();
-	spin_unlock_irqrestore(&rtc_lock, flags);
+	u32 seconds = starfire_get_time();
 
 	to_tm(seconds, time);
 	time->tm_year -= 1900;
 	time->tm_mon -= 1;
 }
 
-static inline int mini_set_rtc_time(struct rtc_time *time)
+static int starfire_set_rtc_time(struct rtc_time *time)
 {
 	u32 seconds = mktime(time->tm_year + 1900, time->tm_mon + 1,
 			     time->tm_mday, time->tm_hour,
 			     time->tm_min, time->tm_sec);
+
+	return starfire_set_time(seconds);
+}
+
+static void hypervisor_get_rtc_time(struct rtc_time *time)
+{
+	u32 seconds = hypervisor_get_time();
+
+	to_tm(seconds, time);
+	time->tm_year -= 1900;
+	time->tm_mon -= 1;
+}
+
+static int hypervisor_set_rtc_time(struct rtc_time *time)
+{
+	u32 seconds = mktime(time->tm_year + 1900, time->tm_mon + 1,
+			     time->tm_mday, time->tm_hour,
+			     time->tm_min, time->tm_sec);
+
+	return hypervisor_set_time(seconds);
+}
+
+static void bq4802_get_rtc_time(struct rtc_time *time)
+{
+	unsigned char val = readb(bq4802_regs + 0x0e);
+	unsigned int century;
+
+	writeb(val | 0x08, bq4802_regs + 0x0e);
+
+	time->tm_sec = readb(bq4802_regs + 0x00);
+	time->tm_min = readb(bq4802_regs + 0x02);
+	time->tm_hour = readb(bq4802_regs + 0x04);
+	time->tm_mday = readb(bq4802_regs + 0x06);
+	time->tm_mon = readb(bq4802_regs + 0x09);
+	time->tm_year = readb(bq4802_regs + 0x0a);
+	time->tm_wday = readb(bq4802_regs + 0x08);
+	century = readb(bq4802_regs + 0x0f);
+
+	writeb(val, bq4802_regs + 0x0e);
+
+	BCD_TO_BIN(time->tm_sec);
+	BCD_TO_BIN(time->tm_min);
+	BCD_TO_BIN(time->tm_hour);
+	BCD_TO_BIN(time->tm_mday);
+	BCD_TO_BIN(time->tm_mon);
+	BCD_TO_BIN(time->tm_year);
+	BCD_TO_BIN(time->tm_wday);
+	BCD_TO_BIN(century);
+
+	time->tm_year += (century * 100);
+	time->tm_year -= 1900;
+
+	time->tm_mon--;
+}
+
+static int bq4802_set_rtc_time(struct rtc_time *time)
+{
+	unsigned char val = readb(bq4802_regs + 0x0e);
+	unsigned char sec, min, hrs, day, mon, yrs, century;
+	unsigned int year;
+
+	year = time->tm_year + 1900;
+	century = year / 100;
+	yrs = year % 100;
+
+	mon = time->tm_mon + 1;   /* tm_mon starts at zero */
+	day = time->tm_mday;
+	hrs = time->tm_hour;
+	min = time->tm_min;
+	sec = time->tm_sec;
+
+	BIN_TO_BCD(sec);
+	BIN_TO_BCD(min);
+	BIN_TO_BCD(hrs);
+	BIN_TO_BCD(day);
+	BIN_TO_BCD(mon);
+	BIN_TO_BCD(yrs);
+	BIN_TO_BCD(century);
+
+	writeb(val | 0x08, bq4802_regs + 0x0e);
+
+	writeb(sec, bq4802_regs + 0x00);
+	writeb(min, bq4802_regs + 0x02);
+	writeb(hrs, bq4802_regs + 0x04);
+	writeb(day, bq4802_regs + 0x06);
+	writeb(mon, bq4802_regs + 0x09);
+	writeb(yrs, bq4802_regs + 0x0a);
+	writeb(century, bq4802_regs + 0x0f);
+
+	writeb(val, bq4802_regs + 0x0e);
+
+	return 0;
+}
+
+struct mini_rtc_ops {
+	void (*get_rtc_time)(struct rtc_time *);
+	int (*set_rtc_time)(struct rtc_time *);
+};
+
+static struct mini_rtc_ops starfire_rtc_ops = {
+	.get_rtc_time = starfire_get_rtc_time,
+	.set_rtc_time = starfire_set_rtc_time,
+};
+
+static struct mini_rtc_ops hypervisor_rtc_ops = {
+	.get_rtc_time = hypervisor_get_rtc_time,
+	.set_rtc_time = hypervisor_set_rtc_time,
+};
+
+static struct mini_rtc_ops bq4802_rtc_ops = {
+	.get_rtc_time = bq4802_get_rtc_time,
+	.set_rtc_time = bq4802_set_rtc_time,
+};
+
+static struct mini_rtc_ops *mini_rtc_ops;
+
+static inline void mini_get_rtc_time(struct rtc_time *time)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&rtc_lock, flags);
+	mini_rtc_ops->get_rtc_time(time);
+	spin_unlock_irqrestore(&rtc_lock, flags);
+}
+
+static inline int mini_set_rtc_time(struct rtc_time *time)
+{
 	unsigned long flags;
 	int err;
 
 	spin_lock_irqsave(&rtc_lock, flags);
-	err = -ENODEV;
-	if (this_is_starfire)
-		err = starfire_set_time(seconds);
-	else  if (tlb_type == hypervisor)
-		err = hypervisor_set_time(seconds);
+	err = mini_rtc_ops->set_rtc_time(time);
 	spin_unlock_irqrestore(&rtc_lock, flags);
 
 	return err;
···
 {
 	int retval;
 
-	if (tlb_type != hypervisor && !this_is_starfire)
+	if (tlb_type == hypervisor)
+		mini_rtc_ops = &hypervisor_rtc_ops;
+	else if (this_is_starfire)
+		mini_rtc_ops = &starfire_rtc_ops;
+	else if (bq4802_regs)
+		mini_rtc_ops = &bq4802_rtc_ops;
+	else
 		return -ENODEV;
 
 	printk(KERN_INFO "Mini RTC Driver\n");

arch/sparc64/mm/init.c

···
 	if (initrd_start) {
 		size = initrd_end - initrd_start;
 
-		/* Resert the initrd image area. */
+		/* Reserve the initrd image area. */
 #ifdef CONFIG_DEBUG_BOOTMEM
 		prom_printf("reserve_bootmem(initrd): base[%llx] size[%lx]\n",
 			initrd_start, initrd_end);

drivers/char/tty_io.c

···
 	p->signal->tty = NULL;
 	spin_unlock_irq(&p->sighand->siglock);
 }
+EXPORT_SYMBOL(proc_clear_tty);
 
 static void __proc_set_tty(struct task_struct *tsk, struct tty_struct *tty)
 {

drivers/sbus/char/envctrl.c

···
 #include <asm/ebus.h>
 #include <asm/uaccess.h>
 #include <asm/envctrl.h>
+#include <asm/io.h>
 
 #define ENVCTRL_MINOR	162
 

include/asm-sparc/unistd.h

···
 #define __NR_getcpu		308
 #define __NR_epoll_pwait	309
 #define __NR_utimensat		310
+#define __NR_signalfd		311
+#define __NR_timerfd		312
+#define __NR_eventfd		313
 
-#define NR_SYSCALLS		311
+#define NR_SYSCALLS		314
 
 #ifdef __KERNEL__
 #define __ARCH_WANT_IPC_PARSE_VERSION

include/asm-sparc64/unistd.h

···
 #define __NR_getcpu		308
 #define __NR_epoll_pwait	309
 #define __NR_utimensat		310
+#define __NR_signalfd		311
+#define __NR_timerfd		312
+#define __NR_eventfd		313
 
-#define NR_SYSCALLS		311
+#define NR_SYSCALLS		314
 
 #ifdef __KERNEL__
 /* sysconf options, for SunOS compatibility */