Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into mips-for-linux-next

Conflicts:
    include/linux/ssb/ssb_driver_gige.h

Also resolves a logical merge conflict in drivers/net/ethernet/broadcom/-
bgmac.c due to change of an API.

11 files changed, 410 insertions, 14 deletions

diff --git a/arch/x86/platform/Makefile b/arch/x86/platform/Makefile
index 8d874396cb29..01e0231a113e 100644
--- a/arch/x86/platform/Makefile
+++ b/arch/x86/platform/Makefile
@@ -2,10 +2,12 @@
 obj-y	+= ce4100/
 obj-y	+= efi/
 obj-y	+= geode/
+obj-y	+= goldfish/
 obj-y	+= iris/
 obj-y	+= mrst/
 obj-y	+= olpc/
 obj-y	+= scx200/
 obj-y	+= sfi/
+obj-y	+= ts5500/
 obj-y	+= visws/
 obj-y	+= uv/
diff --git a/arch/x86/platform/efi/efi-bgrt.c b/arch/x86/platform/efi/efi-bgrt.c
index d9c1b95af17c..7145ec63c520 100644
--- a/arch/x86/platform/efi/efi-bgrt.c
+++ b/arch/x86/platform/efi/efi-bgrt.c
@@ -11,20 +11,21 @@
  * published by the Free Software Foundation.
  */
 #include <linux/kernel.h>
+#include <linux/init.h>
 #include <linux/acpi.h>
 #include <linux/efi.h>
 #include <linux/efi-bgrt.h>
 
 struct acpi_table_bgrt *bgrt_tab;
-void *bgrt_image;
-size_t bgrt_image_size;
+void *__initdata bgrt_image;
+size_t __initdata bgrt_image_size;
 
 struct bmp_header {
 	u16 id;
 	u32 size;
 } __packed;
 
-void efi_bgrt_init(void)
+void __init efi_bgrt_init(void)
 {
 	acpi_status status;
 	void __iomem *image;
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 77cf0090c0a3..928bf837040a 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -87,7 +87,7 @@ EXPORT_SYMBOL(efi_enabled);
 
 static int __init setup_noefi(char *arg)
 {
-	clear_bit(EFI_BOOT, &x86_efi_facility);
+	clear_bit(EFI_RUNTIME_SERVICES, &x86_efi_facility);
 	return 0;
 }
 early_param("noefi", setup_noefi);
diff --git a/arch/x86/platform/goldfish/Makefile b/arch/x86/platform/goldfish/Makefile
new file mode 100644
index 000000000000..f030b532fdf3
--- /dev/null
+++ b/arch/x86/platform/goldfish/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_GOLDFISH)	+= goldfish.o
diff --git a/arch/x86/platform/goldfish/goldfish.c b/arch/x86/platform/goldfish/goldfish.c
new file mode 100644
index 000000000000..1693107a518e
--- /dev/null
+++ b/arch/x86/platform/goldfish/goldfish.c
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2007 Google, Inc.
+ * Copyright (C) 2011 Intel, Inc.
+ * Copyright (C) 2013 Intel, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * 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.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/platform_device.h>
+
+/*
+ * Where in virtual device memory the IO devices (timers, system controllers
+ * and so on)
+ */
+
+#define GOLDFISH_PDEV_BUS_BASE	(0xff001000)
+#define GOLDFISH_PDEV_BUS_END	(0xff7fffff)
+#define GOLDFISH_PDEV_BUS_IRQ	(4)
+
+#define GOLDFISH_TTY_BASE	(0x2000)
+
+static struct resource goldfish_pdev_bus_resources[] = {
+	{
+		.start  = GOLDFISH_PDEV_BUS_BASE,
+		.end    = GOLDFISH_PDEV_BUS_END,
+		.flags  = IORESOURCE_MEM,
+	},
+	{
+		.start	= GOLDFISH_PDEV_BUS_IRQ,
+		.end	= GOLDFISH_PDEV_BUS_IRQ,
+		.flags	= IORESOURCE_IRQ,
+	}
+};
+
+static int __init goldfish_init(void)
+{
+	platform_device_register_simple("goldfish_pdev_bus", -1,
+						goldfish_pdev_bus_resources, 2);
+	return 0;
+}
+device_initcall(goldfish_init);
diff --git a/arch/x86/platform/olpc/olpc-xo15-sci.c b/arch/x86/platform/olpc/olpc-xo15-sci.c
index 2fdca25905ae..fef7d0ba7e3a 100644
--- a/arch/x86/platform/olpc/olpc-xo15-sci.c
+++ b/arch/x86/platform/olpc/olpc-xo15-sci.c
@@ -195,7 +195,7 @@ err_sysfs:
 	return r;
 }
 
-static int xo15_sci_remove(struct acpi_device *device, int type)
+static int xo15_sci_remove(struct acpi_device *device)
 {
 	acpi_disable_gpe(NULL, xo15_sci_gpe);
 	acpi_remove_gpe_handler(NULL, xo15_sci_gpe, xo15_sci_gpe_handler);
diff --git a/arch/x86/platform/sfi/sfi.c b/arch/x86/platform/sfi/sfi.c
index 7785b72ecc3a..bcd1a703e3e6 100644
--- a/arch/x86/platform/sfi/sfi.c
+++ b/arch/x86/platform/sfi/sfi.c
@@ -35,7 +35,7 @@
 static unsigned long sfi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
 
 /* All CPUs enumerated by SFI must be present and enabled */
-static void __cpuinit mp_sfi_register_lapic(u8 id)
+static void __init mp_sfi_register_lapic(u8 id)
 {
 	if (MAX_LOCAL_APIC - id <= 0) {
 		pr_warning("Processor #%d invalid (max %d)\n",
diff --git a/arch/x86/platform/ts5500/Makefile b/arch/x86/platform/ts5500/Makefile
new file mode 100644
index 000000000000..c54e348c96a7
--- /dev/null
+++ b/arch/x86/platform/ts5500/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_TS5500)	+= ts5500.o
diff --git a/arch/x86/platform/ts5500/ts5500.c b/arch/x86/platform/ts5500/ts5500.c
new file mode 100644
index 000000000000..39febb214e8c
--- /dev/null
+++ b/arch/x86/platform/ts5500/ts5500.c
@@ -0,0 +1,339 @@
+/*
+ * Technologic Systems TS-5500 Single Board Computer support
+ *
+ * Copyright (C) 2013 Savoir-faire Linux Inc.
+ *	Vivien Didelot <vivien.didelot@savoirfairelinux.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; either version 2 of the License, or (at your option) any later
+ * version.
+ *
+ *
+ * This driver registers the Technologic Systems TS-5500 Single Board Computer
+ * (SBC) and its devices, and exposes information to userspace such as jumpers'
+ * state or available options. For further information about sysfs entries, see
+ * Documentation/ABI/testing/sysfs-platform-ts5500.
+ *
+ * This code actually supports the TS-5500 platform, but it may be extended to
+ * support similar Technologic Systems x86-based platforms, such as the TS-5600.
+ */
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/leds.h>
+#include <linux/module.h>
+#include <linux/platform_data/gpio-ts5500.h>
+#include <linux/platform_data/max197.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+
+/* Product code register */
+#define TS5500_PRODUCT_CODE_ADDR	0x74
+#define TS5500_PRODUCT_CODE		0x60	/* TS-5500 product code */
+
+/* SRAM/RS-485/ADC options, and RS-485 RTS/Automatic RS-485 flags register */
+#define TS5500_SRAM_RS485_ADC_ADDR	0x75
+#define TS5500_SRAM			BIT(0)	/* SRAM option */
+#define TS5500_RS485			BIT(1)	/* RS-485 option */
+#define TS5500_ADC			BIT(2)	/* A/D converter option */
+#define TS5500_RS485_RTS		BIT(6)	/* RTS for RS-485 */
+#define TS5500_RS485_AUTO		BIT(7)	/* Automatic RS-485 */
+
+/* External Reset/Industrial Temperature Range options register */
+#define TS5500_ERESET_ITR_ADDR		0x76
+#define TS5500_ERESET			BIT(0)	/* External Reset option */
+#define TS5500_ITR			BIT(1)	/* Indust. Temp. Range option */
+
+/* LED/Jumpers register */
+#define TS5500_LED_JP_ADDR		0x77
+#define TS5500_LED			BIT(0)	/* LED flag */
+#define TS5500_JP1			BIT(1)	/* Automatic CMOS */
+#define TS5500_JP2			BIT(2)	/* Enable Serial Console */
+#define TS5500_JP3			BIT(3)	/* Write Enable Drive A */
+#define TS5500_JP4			BIT(4)	/* Fast Console (115K baud) */
+#define TS5500_JP5			BIT(5)	/* User Jumper */
+#define TS5500_JP6			BIT(6)	/* Console on COM1 (req. JP2) */
+#define TS5500_JP7			BIT(7)	/* Undocumented (Unused) */
+
+/* A/D Converter registers */
+#define TS5500_ADC_CONV_BUSY_ADDR	0x195	/* Conversion state register */
+#define TS5500_ADC_CONV_BUSY		BIT(0)
+#define TS5500_ADC_CONV_INIT_LSB_ADDR	0x196	/* Start conv. / LSB register */
+#define TS5500_ADC_CONV_MSB_ADDR	0x197	/* MSB register */
+#define TS5500_ADC_CONV_DELAY		12	/* usec */
+
+/**
+ * struct ts5500_sbc - TS-5500 board description
+ * @id:		Board product ID.
+ * @sram:	Flag for SRAM option.
+ * @rs485:	Flag for RS-485 option.
+ * @adc:	Flag for Analog/Digital converter option.
+ * @ereset:	Flag for External Reset option.
+ * @itr:	Flag for Industrial Temperature Range option.
+ * @jumpers:	Bitfield for jumpers' state.
+ */
+struct ts5500_sbc {
+	int	id;
+	bool	sram;
+	bool	rs485;
+	bool	adc;
+	bool	ereset;
+	bool	itr;
+	u8	jumpers;
+};
+
+/* Board signatures in BIOS shadow RAM */
+static const struct {
+	const char * const string;
+	const ssize_t offset;
+} ts5500_signatures[] __initdata = {
+	{ "TS-5x00 AMD Elan", 0xb14 },
+};
+
+static int __init ts5500_check_signature(void)
+{
+	void __iomem *bios;
+	int i, ret = -ENODEV;
+
+	bios = ioremap(0xf0000, 0x10000);
+	if (!bios)
+		return -ENOMEM;
+
+	for (i = 0; i < ARRAY_SIZE(ts5500_signatures); i++) {
+		if (check_signature(bios + ts5500_signatures[i].offset,
+				    ts5500_signatures[i].string,
+				    strlen(ts5500_signatures[i].string))) {
+			ret = 0;
+			break;
+		}
+	}
+
+	iounmap(bios);
+	return ret;
+}
+
+static int __init ts5500_detect_config(struct ts5500_sbc *sbc)
+{
+	u8 tmp;
+	int ret = 0;
+
+	if (!request_region(TS5500_PRODUCT_CODE_ADDR, 4, "ts5500"))
+		return -EBUSY;
+
+	tmp = inb(TS5500_PRODUCT_CODE_ADDR);
+	if (tmp != TS5500_PRODUCT_CODE) {
+		pr_err("This platform is not a TS-5500 (found ID 0x%x)\n", tmp);
+		ret = -ENODEV;
+		goto cleanup;
+	}
+	sbc->id = tmp;
+
+	tmp = inb(TS5500_SRAM_RS485_ADC_ADDR);
+	sbc->sram = tmp & TS5500_SRAM;
+	sbc->rs485 = tmp & TS5500_RS485;
+	sbc->adc = tmp & TS5500_ADC;
+
+	tmp = inb(TS5500_ERESET_ITR_ADDR);
+	sbc->ereset = tmp & TS5500_ERESET;
+	sbc->itr = tmp & TS5500_ITR;
+
+	tmp = inb(TS5500_LED_JP_ADDR);
+	sbc->jumpers = tmp & ~TS5500_LED;
+
+cleanup:
+	release_region(TS5500_PRODUCT_CODE_ADDR, 4);
+	return ret;
+}
+
+static ssize_t ts5500_show_id(struct device *dev,
+			      struct device_attribute *attr, char *buf)
+{
+	struct ts5500_sbc *sbc = dev_get_drvdata(dev);
+
+	return sprintf(buf, "0x%.2x\n", sbc->id);
+}
+
+static ssize_t ts5500_show_jumpers(struct device *dev,
+				   struct device_attribute *attr,
+				   char *buf)
+{
+	struct ts5500_sbc *sbc = dev_get_drvdata(dev);
+
+	return sprintf(buf, "0x%.2x\n", sbc->jumpers >> 1);
+}
+
+#define TS5500_SHOW(field)					\
+	static ssize_t ts5500_show_##field(struct device *dev,	\
+			struct device_attribute *attr,		\
+			char *buf)				\
+	{							\
+		struct ts5500_sbc *sbc = dev_get_drvdata(dev);	\
+		return sprintf(buf, "%d\n", sbc->field);	\
+	}
+
+TS5500_SHOW(sram)
+TS5500_SHOW(rs485)
+TS5500_SHOW(adc)
+TS5500_SHOW(ereset)
+TS5500_SHOW(itr)
+
+static DEVICE_ATTR(id, S_IRUGO, ts5500_show_id, NULL);
+static DEVICE_ATTR(jumpers, S_IRUGO, ts5500_show_jumpers, NULL);
+static DEVICE_ATTR(sram, S_IRUGO, ts5500_show_sram, NULL);
+static DEVICE_ATTR(rs485, S_IRUGO, ts5500_show_rs485, NULL);
+static DEVICE_ATTR(adc, S_IRUGO, ts5500_show_adc, NULL);
+static DEVICE_ATTR(ereset, S_IRUGO, ts5500_show_ereset, NULL);
+static DEVICE_ATTR(itr, S_IRUGO, ts5500_show_itr, NULL);
+
+static struct attribute *ts5500_attributes[] = {
+	&dev_attr_id.attr,
+	&dev_attr_jumpers.attr,
+	&dev_attr_sram.attr,
+	&dev_attr_rs485.attr,
+	&dev_attr_adc.attr,
+	&dev_attr_ereset.attr,
+	&dev_attr_itr.attr,
+	NULL
+};
+
+static const struct attribute_group ts5500_attr_group = {
+	.attrs = ts5500_attributes,
+};
+
+static struct resource ts5500_dio1_resource[] = {
+	DEFINE_RES_IRQ_NAMED(7, "DIO1 interrupt"),
+};
+
+static struct platform_device ts5500_dio1_pdev = {
+	.name = "ts5500-dio1",
+	.id = -1,
+	.resource = ts5500_dio1_resource,
+	.num_resources = 1,
+};
+
+static struct resource ts5500_dio2_resource[] = {
+	DEFINE_RES_IRQ_NAMED(6, "DIO2 interrupt"),
+};
+
+static struct platform_device ts5500_dio2_pdev = {
+	.name = "ts5500-dio2",
+	.id = -1,
+	.resource = ts5500_dio2_resource,
+	.num_resources = 1,
+};
+
+static void ts5500_led_set(struct led_classdev *led_cdev,
+			   enum led_brightness brightness)
+{
+	outb(!!brightness, TS5500_LED_JP_ADDR);
+}
+
+static enum led_brightness ts5500_led_get(struct led_classdev *led_cdev)
+{
+	return (inb(TS5500_LED_JP_ADDR) & TS5500_LED) ? LED_FULL : LED_OFF;
+}
+
+static struct led_classdev ts5500_led_cdev = {
+	.name = "ts5500:green:",
+	.brightness_set = ts5500_led_set,
+	.brightness_get = ts5500_led_get,
+};
+
+static int ts5500_adc_convert(u8 ctrl)
+{
+	u8 lsb, msb;
+
+	/* Start conversion (ensure the 3 MSB are set to 0) */
+	outb(ctrl & 0x1f, TS5500_ADC_CONV_INIT_LSB_ADDR);
+
+	/*
+	 * The platform has CPLD logic driving the A/D converter.
+	 * The conversion must complete within 11 microseconds,
+	 * otherwise we have to re-initiate a conversion.
+	 */
+	udelay(TS5500_ADC_CONV_DELAY);
+	if (inb(TS5500_ADC_CONV_BUSY_ADDR) & TS5500_ADC_CONV_BUSY)
+		return -EBUSY;
+
+	/* Read the raw data */
+	lsb = inb(TS5500_ADC_CONV_INIT_LSB_ADDR);
+	msb = inb(TS5500_ADC_CONV_MSB_ADDR);
+
+	return (msb << 8) | lsb;
+}
+
+static struct max197_platform_data ts5500_adc_pdata = {
+	.convert = ts5500_adc_convert,
+};
+
+static struct platform_device ts5500_adc_pdev = {
+	.name = "max197",
+	.id = -1,
+	.dev = {
+		.platform_data = &ts5500_adc_pdata,
+	},
+};
+
+static int __init ts5500_init(void)
+{
+	struct platform_device *pdev;
+	struct ts5500_sbc *sbc;
+	int err;
+
+	/*
+	 * There is no DMI available or PCI bridge subvendor info,
+	 * only the BIOS provides a 16-bit identification call.
+	 * It is safer to find a signature in the BIOS shadow RAM.
+	 */
+	err = ts5500_check_signature();
+	if (err)
+		return err;
+
+	pdev = platform_device_register_simple("ts5500", -1, NULL, 0);
+	if (IS_ERR(pdev))
+		return PTR_ERR(pdev);
+
+	sbc = devm_kzalloc(&pdev->dev, sizeof(struct ts5500_sbc), GFP_KERNEL);
+	if (!sbc) {
+		err = -ENOMEM;
+		goto error;
+	}
+
+	err = ts5500_detect_config(sbc);
+	if (err)
+		goto error;
+
+	platform_set_drvdata(pdev, sbc);
+
+	err = sysfs_create_group(&pdev->dev.kobj, &ts5500_attr_group);
+	if (err)
+		goto error;
+
+	ts5500_dio1_pdev.dev.parent = &pdev->dev;
+	if (platform_device_register(&ts5500_dio1_pdev))
+		dev_warn(&pdev->dev, "DIO1 block registration failed\n");
+	ts5500_dio2_pdev.dev.parent = &pdev->dev;
+	if (platform_device_register(&ts5500_dio2_pdev))
+		dev_warn(&pdev->dev, "DIO2 block registration failed\n");
+
+	if (led_classdev_register(&pdev->dev, &ts5500_led_cdev))
+		dev_warn(&pdev->dev, "LED registration failed\n");
+
+	if (sbc->adc) {
+		ts5500_adc_pdev.dev.parent = &pdev->dev;
+		if (platform_device_register(&ts5500_adc_pdev))
+			dev_warn(&pdev->dev, "ADC registration failed\n");
+	}
+
+	return 0;
+error:
+	platform_device_unregister(pdev);
+	return err;
+}
+device_initcall(ts5500_init);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Savoir-faire Linux Inc. <kernel@savoirfairelinux.com>");
+MODULE_DESCRIPTION("Technologic Systems TS-5500 platform driver");
diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index dbbdca5f508c..0f92173a12b6 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1467,7 +1467,7 @@ static ssize_t ptc_proc_write(struct file *file, const char __user *user,
 	}
 
 	if (input_arg == 0) {
-		elements = sizeof(stat_description)/sizeof(*stat_description);
+		elements = ARRAY_SIZE(stat_description);
 		printk(KERN_DEBUG "# cpu:      cpu number\n");
 		printk(KERN_DEBUG "Sender statistics:\n");
 		for (i = 0; i < elements; i++)
@@ -1508,7 +1508,7 @@ static int parse_tunables_write(struct bau_control *bcp, char *instr,
 	char *q;
 	int cnt = 0;
 	int val;
-	int e = sizeof(tunables) / sizeof(*tunables);
+	int e = ARRAY_SIZE(tunables);
 
 	p = instr + strspn(instr, WHITESPACE);
 	q = p;
diff --git a/arch/x86/platform/uv/uv_time.c b/arch/x86/platform/uv/uv_time.c
index 5032e0d19b86..98718f604eb6 100644
--- a/arch/x86/platform/uv/uv_time.c
+++ b/arch/x86/platform/uv/uv_time.c
@@ -15,7 +15,7 @@
  *  along with this program; if not, write to the Free Software
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  *
- *  Copyright (c) 2009 Silicon Graphics, Inc.  All Rights Reserved.
+ *  Copyright (c) 2009-2013 Silicon Graphics, Inc.  All Rights Reserved.
  *  Copyright (c) Dimitri Sivanich
  */
 #include <linux/clockchips.h>
@@ -102,9 +102,10 @@ static int uv_intr_pending(int pnode)
 	if (is_uv1_hub())
 		return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) &
 			UV1H_EVENT_OCCURRED0_RTC1_MASK;
-	else
-		return uv_read_global_mmr64(pnode, UV2H_EVENT_OCCURRED2) &
-			UV2H_EVENT_OCCURRED2_RTC_1_MASK;
+	else if (is_uvx_hub())
+		return uv_read_global_mmr64(pnode, UVXH_EVENT_OCCURRED2) &
+			UVXH_EVENT_OCCURRED2_RTC_1_MASK;
+	return 0;
 }
 
 /* Setup interrupt and return non-zero if early expiration occurred. */
@@ -122,8 +123,8 @@ static int uv_setup_intr(int cpu, u64 expires)
 		uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS,
 				UV1H_EVENT_OCCURRED0_RTC1_MASK);
 	else
-		uv_write_global_mmr64(pnode, UV2H_EVENT_OCCURRED2_ALIAS,
-				UV2H_EVENT_OCCURRED2_RTC_1_MASK);
+		uv_write_global_mmr64(pnode, UVXH_EVENT_OCCURRED2_ALIAS,
+				UVXH_EVENT_OCCURRED2_RTC_1_MASK);
 
 	val = (X86_PLATFORM_IPI_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) |
 		((u64)apicid << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT);