Merge branch 'master' into next

Conflicts:
	fs/namei.c

Manually merged per:

diff --cc fs/namei.c
index 734f2b5,bbc15c2..0000000
--- a/fs/namei.c
+++ b/fs/namei.c
@@@ -860,9 -848,8 +849,10 @@@ static int __link_path_walk(const char
  		nd->flags |= LOOKUP_CONTINUE;
  		err = exec_permission_lite(inode);
  		if (err == -EAGAIN)
- 			err = vfs_permission(nd, MAY_EXEC);
+ 			err = inode_permission(nd->path.dentry->d_inode,
+ 					       MAY_EXEC);
 +		if (!err)
 +			err = ima_path_check(&nd->path, MAY_EXEC);
   		if (err)
  			break;

@@@ -1525,14 -1506,9 +1509,14 @@@ int may_open(struct path *path, int acc
  		flag &= ~O_TRUNC;
  	}

- 	error = vfs_permission(nd, acc_mode);
+ 	error = inode_permission(inode, acc_mode);
  	if (error)
  		return error;
 +
- 	error = ima_path_check(&nd->path,
++	error = ima_path_check(path,
 +			       acc_mode & (MAY_READ | MAY_WRITE | MAY_EXEC));
 +	if (error)
 +		return error;
  	/*
  	 * An append-only file must be opened in append mode for writing.
  	 */

Signed-off-by: James Morris <jmorris@namei.org>

1 files changed, 163 insertions, 0 deletions

diff --git a/drivers/rtc/rtc-mv.c b/drivers/rtc/rtc-mv.c
new file mode 100644
index 000000000000..45f12dcd3716
--- /dev/null
+++ b/drivers/rtc/rtc-mv.c
@@ -0,0 +1,163 @@
+/*
+ * Driver for the RTC in Marvell SoCs.
+ *
+ * This file is licensed under the terms of the GNU General Public
+ * License version 2.  This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/rtc.h>
+#include <linux/bcd.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+
+#define RTC_TIME_REG_OFFS	0
+#define RTC_SECONDS_OFFS	0
+#define RTC_MINUTES_OFFS	8
+#define RTC_HOURS_OFFS		16
+#define RTC_WDAY_OFFS		24
+#define RTC_HOURS_12H_MODE		(1 << 22) /* 12 hours mode */
+
+#define RTC_DATE_REG_OFFS	4
+#define RTC_MDAY_OFFS		0
+#define RTC_MONTH_OFFS		8
+#define RTC_YEAR_OFFS		16
+
+
+struct rtc_plat_data {
+	struct rtc_device *rtc;
+	void __iomem *ioaddr;
+};
+
+static int mv_rtc_set_time(struct device *dev, struct rtc_time *tm)
+{
+	struct rtc_plat_data *pdata = dev_get_drvdata(dev);
+	void __iomem *ioaddr = pdata->ioaddr;
+	u32	rtc_reg;
+
+	rtc_reg = (bin2bcd(tm->tm_sec) << RTC_SECONDS_OFFS) |
+		(bin2bcd(tm->tm_min) << RTC_MINUTES_OFFS) |
+		(bin2bcd(tm->tm_hour) << RTC_HOURS_OFFS) |
+		(bin2bcd(tm->tm_wday) << RTC_WDAY_OFFS);
+	writel(rtc_reg, ioaddr + RTC_TIME_REG_OFFS);
+
+	rtc_reg = (bin2bcd(tm->tm_mday) << RTC_MDAY_OFFS) |
+		(bin2bcd(tm->tm_mon + 1) << RTC_MONTH_OFFS) |
+		(bin2bcd(tm->tm_year % 100) << RTC_YEAR_OFFS);
+	writel(rtc_reg, ioaddr + RTC_DATE_REG_OFFS);
+
+	return 0;
+}
+
+static int mv_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+	struct rtc_plat_data *pdata = dev_get_drvdata(dev);
+	void __iomem *ioaddr = pdata->ioaddr;
+	u32	rtc_time, rtc_date;
+	unsigned int year, month, day, hour, minute, second, wday;
+
+	rtc_time = readl(ioaddr + RTC_TIME_REG_OFFS);
+	rtc_date = readl(ioaddr + RTC_DATE_REG_OFFS);
+
+	second = rtc_time & 0x7f;
+	minute = (rtc_time >> RTC_MINUTES_OFFS) & 0x7f;
+	hour = (rtc_time >> RTC_HOURS_OFFS) & 0x3f; /* assume 24 hours mode */
+	wday = (rtc_time >> RTC_WDAY_OFFS) & 0x7;
+
+	day = rtc_date & 0x3f;
+	month = (rtc_date >> RTC_MONTH_OFFS) & 0x3f;
+	year = (rtc_date >> RTC_YEAR_OFFS) & 0xff;
+
+	tm->tm_sec = bcd2bin(second);
+	tm->tm_min = bcd2bin(minute);
+	tm->tm_hour = bcd2bin(hour);
+	tm->tm_mday = bcd2bin(day);
+	tm->tm_wday = bcd2bin(wday);
+	tm->tm_mon = bcd2bin(month) - 1;
+	/* hw counts from year 2000, but tm_year is relative to 1900 */
+	tm->tm_year = bcd2bin(year) + 100;
+
+	return rtc_valid_tm(tm);
+}
+
+static const struct rtc_class_ops mv_rtc_ops = {
+	.read_time	= mv_rtc_read_time,
+	.set_time	= mv_rtc_set_time,
+};
+
+static int __init mv_rtc_probe(struct platform_device *pdev)
+{
+	struct resource *res;
+	struct rtc_plat_data *pdata;
+	resource_size_t size;
+	u32 rtc_time;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res)
+		return -ENODEV;
+
+	pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
+	if (!pdata)
+		return -ENOMEM;
+
+	size = resource_size(res);
+	if (!devm_request_mem_region(&pdev->dev, res->start, size,
+				     pdev->name))
+		return -EBUSY;
+
+	pdata->ioaddr = devm_ioremap(&pdev->dev, res->start, size);
+	if (!pdata->ioaddr)
+		return -ENOMEM;
+
+	/* make sure the 24 hours mode is enabled */
+	rtc_time = readl(pdata->ioaddr + RTC_TIME_REG_OFFS);
+	if (rtc_time & RTC_HOURS_12H_MODE) {
+		dev_err(&pdev->dev, "24 Hours mode not supported.\n");
+		return -EINVAL;
+	}
+
+	platform_set_drvdata(pdev, pdata);
+	pdata->rtc = rtc_device_register(pdev->name, &pdev->dev,
+					 &mv_rtc_ops, THIS_MODULE);
+	if (IS_ERR(pdata->rtc))
+		return PTR_ERR(pdata->rtc);
+
+	return 0;
+}
+
+static int __exit mv_rtc_remove(struct platform_device *pdev)
+{
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+	rtc_device_unregister(pdata->rtc);
+	return 0;
+}
+
+static struct platform_driver mv_rtc_driver = {
+	.remove		= __exit_p(mv_rtc_remove),
+	.driver		= {
+		.name	= "rtc-mv",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static __init int mv_init(void)
+{
+	return platform_driver_probe(&mv_rtc_driver, mv_rtc_probe);
+}
+
+static __exit void mv_exit(void)
+{
+	platform_driver_unregister(&mv_rtc_driver);
+}
+
+module_init(mv_init);
+module_exit(mv_exit);
+
+MODULE_AUTHOR("Saeed Bishara <saeed@marvell.com>");
+MODULE_DESCRIPTION("Marvell RTC driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:rtc-mv");