These changes are the raw update to linux-4.4.6-rt14. Kernel sources

are taken from kernel.org, and rt patch from the rt wiki download page.

During the rebasing, the following patch collided:

Force tick interrupt and get rid of softirq magic(I70131fb85).

Collisions have been removed because its logic was found on the
source already.

Change-Id: I7f57a4081d9deaa0d9ccfc41a6c8daccdee3b769
Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>

6 files changed, 7 insertions, 183 deletions

diff --git a/kernel/drivers/macintosh/Kconfig b/kernel/drivers/macintosh/Kconfig
index 5844b80bd..3e8b29e41 100644
--- a/kernel/drivers/macintosh/Kconfig
+++ b/kernel/drivers/macintosh/Kconfig
@@ -166,9 +166,8 @@ config INPUT_ADBHID
 	  Say Y here if you want to have ADB (Apple Desktop Bus) HID devices
 	  such as keyboards, mice, joysticks, trackpads  or graphic tablets
 	  handled by the input layer.  If you say Y here, make sure to say Y to
-	  the corresponding drivers "Keyboard support" (CONFIG_INPUT_KEYBDEV),
-	  "Mouse Support" (CONFIG_INPUT_MOUSEDEV) and "Event interface
-	  support" (CONFIG_INPUT_EVDEV) as well.
+	  the corresponding drivers "Mouse Support" (CONFIG_INPUT_MOUSEDEV) and
+	  "Event interface support" (CONFIG_INPUT_EVDEV) as well.
 
 	  If unsure, say Y.
 
diff --git a/kernel/drivers/macintosh/ans-lcd.c b/kernel/drivers/macintosh/ans-lcd.c
index 1a57e88a3..cd35079c8 100644
--- a/kernel/drivers/macintosh/ans-lcd.c
+++ b/kernel/drivers/macintosh/ans-lcd.c
@@ -7,7 +7,7 @@
 #include <linux/kernel.h>
 #include <linux/miscdevice.h>
 #include <linux/fcntl.h>
-#include <linux/init.h>
+#include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/fs.h>
 
diff --git a/kernel/drivers/macintosh/nvram.c b/kernel/drivers/macintosh/nvram.c
deleted file mode 100644
index f0e03e793..000000000
--- a/kernel/drivers/macintosh/nvram.c
+++ /dev/null
@@ -1,130 +0,0 @@
-/*
- * /dev/nvram driver for Power Macintosh.
- */
-
-#define NVRAM_VERSION "1.0"
-
-#include <linux/module.h>
-
-#include <linux/types.h>
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/miscdevice.h>
-#include <linux/fcntl.h>
-#include <linux/nvram.h>
-#include <linux/init.h>
-#include <asm/uaccess.h>
-#include <asm/nvram.h>
-
-#define NVRAM_SIZE	8192
-
-static loff_t nvram_llseek(struct file *file, loff_t offset, int origin)
-{
-	switch (origin) {
-	case 0:
-		break;
-	case 1:
-		offset += file->f_pos;
-		break;
-	case 2:
-		offset += NVRAM_SIZE;
-		break;
-	default:
-		offset = -1;
-	}
-	if (offset < 0)
-		return -EINVAL;
-
-	file->f_pos = offset;
-	return file->f_pos;
-}
-
-static ssize_t read_nvram(struct file *file, char __user *buf,
-			  size_t count, loff_t *ppos)
-{
-	unsigned int i;
-	char __user *p = buf;
-
-	if (!access_ok(VERIFY_WRITE, buf, count))
-		return -EFAULT;
-	if (*ppos >= NVRAM_SIZE)
-		return 0;
-	for (i = *ppos; count > 0 && i < NVRAM_SIZE; ++i, ++p, --count)
-		if (__put_user(nvram_read_byte(i), p))
-			return -EFAULT;
-	*ppos = i;
-	return p - buf;
-}
-
-static ssize_t write_nvram(struct file *file, const char __user *buf,
-			   size_t count, loff_t *ppos)
-{
-	unsigned int i;
-	const char __user *p = buf;
-	char c;
-
-	if (!access_ok(VERIFY_READ, buf, count))
-		return -EFAULT;
-	if (*ppos >= NVRAM_SIZE)
-		return 0;
-	for (i = *ppos; count > 0 && i < NVRAM_SIZE; ++i, ++p, --count) {
-		if (__get_user(c, p))
-			return -EFAULT;
-		nvram_write_byte(c, i);
-	}
-	*ppos = i;
-	return p - buf;
-}
-
-static long nvram_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-{
-	switch(cmd) {
-		case PMAC_NVRAM_GET_OFFSET:
-		{
-			int part, offset;
-			if (copy_from_user(&part, (void __user*)arg, sizeof(part)) != 0)
-				return -EFAULT;
-			if (part < pmac_nvram_OF || part > pmac_nvram_NR)
-				return -EINVAL;
-			offset = pmac_get_partition(part);
-			if (copy_to_user((void __user*)arg, &offset, sizeof(offset)) != 0)
-				return -EFAULT;
-			break;
-		}
-
-		default:
-			return -EINVAL;
-	}
-
-	return 0;
-}
-
-const struct file_operations nvram_fops = {
-	.owner		= THIS_MODULE,
-	.llseek		= nvram_llseek,
-	.read		= read_nvram,
-	.write		= write_nvram,
-	.unlocked_ioctl	= nvram_ioctl,
-};
-
-static struct miscdevice nvram_dev = {
-	NVRAM_MINOR,
-	"nvram",
-	&nvram_fops
-};
-
-int __init nvram_init(void)
-{
-	printk(KERN_INFO "Macintosh non-volatile memory driver v%s\n",
-		NVRAM_VERSION);
-	return misc_register(&nvram_dev);
-}
-
-void __exit nvram_cleanup(void)
-{
-        misc_deregister( &nvram_dev );
-}
-
-module_init(nvram_init);
-module_exit(nvram_cleanup);
-MODULE_LICENSE("GPL");
diff --git a/kernel/drivers/macintosh/therm_windtunnel.c b/kernel/drivers/macintosh/therm_windtunnel.c
index 109dcaa15..68dcbcb4f 100644
--- a/kernel/drivers/macintosh/therm_windtunnel.c
+++ b/kernel/drivers/macintosh/therm_windtunnel.c
@@ -408,6 +408,7 @@ static const struct i2c_device_id therm_windtunnel_id[] = {
 	{ "therm_adm1030", adm1030 },
 	{ }
 };
+MODULE_DEVICE_TABLE(i2c, therm_windtunnel_id);
 
 static int
 do_probe(struct i2c_client *cl, const struct i2c_device_id *id)
@@ -459,6 +460,7 @@ static const struct of_device_id therm_of_match[] = {{
 	.compatible	= "adm1030"
     }, {}
 };
+MODULE_DEVICE_TABLE(of, therm_of_match);
 
 static struct platform_driver therm_of_driver = {
 	.driver = {
diff --git a/kernel/drivers/macintosh/windfarm.h b/kernel/drivers/macintosh/windfarm.h
index 028cdac2d..901c42f71 100644
--- a/kernel/drivers/macintosh/windfarm.h
+++ b/kernel/drivers/macintosh/windfarm.h
@@ -53,11 +53,9 @@ struct wf_control {
  * the kref and wf_unregister_control will decrement it, thus the
  * object creating/disposing a given control shouldn't assume it
  * still exists after wf_unregister_control has been called.
- * wf_find_control will inc the refcount for you
  */
 extern int wf_register_control(struct wf_control *ct);
 extern void wf_unregister_control(struct wf_control *ct);
-extern struct wf_control * wf_find_control(const char *name);
 extern int wf_get_control(struct wf_control *ct);
 extern void wf_put_control(struct wf_control *ct);
 
@@ -117,7 +115,6 @@ struct wf_sensor {
 /* Same lifetime rules as controls */
 extern int wf_register_sensor(struct wf_sensor *sr);
 extern void wf_unregister_sensor(struct wf_sensor *sr);
-extern struct wf_sensor * wf_find_sensor(const char *name);
 extern int wf_get_sensor(struct wf_sensor *sr);
 extern void wf_put_sensor(struct wf_sensor *sr);
 
@@ -144,7 +141,6 @@ extern int wf_unregister_client(struct notifier_block *nb);
 /* Overtemp conditions. Those are refcounted */
 extern void wf_set_overtemp(void);
 extern void wf_clear_overtemp(void);
-extern int wf_is_overtemp(void);
 
 #define WF_EVENT_NEW_CONTROL	0 /* param is wf_control * */
 #define WF_EVENT_NEW_SENSOR	1 /* param is wf_sensor * */
diff --git a/kernel/drivers/macintosh/windfarm_core.c b/kernel/drivers/macintosh/windfarm_core.c
index 3ee198b65..465d770ab 100644
--- a/kernel/drivers/macintosh/windfarm_core.c
+++ b/kernel/drivers/macintosh/windfarm_core.c
@@ -72,7 +72,7 @@ static inline void wf_notify(int event, void *param)
 	blocking_notifier_call_chain(&wf_client_list, event, param);
 }
 
-int wf_critical_overtemp(void)
+static int wf_critical_overtemp(void)
 {
 	static char * critical_overtemp_path = "/sbin/critical_overtemp";
 	char *argv[] = { critical_overtemp_path, NULL };
@@ -84,7 +84,6 @@ int wf_critical_overtemp(void)
 	return call_usermodehelper(critical_overtemp_path,
 				   argv, envp, UMH_WAIT_EXEC);
 }
-EXPORT_SYMBOL_GPL(wf_critical_overtemp);
 
 static int wf_thread_func(void *data)
 {
@@ -255,24 +254,6 @@ void wf_unregister_control(struct wf_control *ct)
 }
 EXPORT_SYMBOL_GPL(wf_unregister_control);
 
-struct wf_control * wf_find_control(const char *name)
-{
-	struct wf_control *ct;
-
-	mutex_lock(&wf_lock);
-	list_for_each_entry(ct, &wf_controls, link) {
-		if (!strcmp(ct->name, name)) {
-			if (wf_get_control(ct))
-				ct = NULL;
-			mutex_unlock(&wf_lock);
-			return ct;
-		}
-	}
-	mutex_unlock(&wf_lock);
-	return NULL;
-}
-EXPORT_SYMBOL_GPL(wf_find_control);
-
 int wf_get_control(struct wf_control *ct)
 {
 	if (!try_module_get(ct->ops->owner))
@@ -368,24 +349,6 @@ void wf_unregister_sensor(struct wf_sensor *sr)
 }
 EXPORT_SYMBOL_GPL(wf_unregister_sensor);
 
-struct wf_sensor * wf_find_sensor(const char *name)
-{
-	struct wf_sensor *sr;
-
-	mutex_lock(&wf_lock);
-	list_for_each_entry(sr, &wf_sensors, link) {
-		if (!strcmp(sr->name, name)) {
-			if (wf_get_sensor(sr))
-				sr = NULL;
-			mutex_unlock(&wf_lock);
-			return sr;
-		}
-	}
-	mutex_unlock(&wf_lock);
-	return NULL;
-}
-EXPORT_SYMBOL_GPL(wf_find_sensor);
-
 int wf_get_sensor(struct wf_sensor *sr)
 {
 	if (!try_module_get(sr->ops->owner))
@@ -435,7 +398,7 @@ int wf_unregister_client(struct notifier_block *nb)
 {
 	mutex_lock(&wf_lock);
 	blocking_notifier_chain_unregister(&wf_client_list, nb);
-	wf_client_count++;
+	wf_client_count--;
 	if (wf_client_count == 0)
 		wf_stop_thread();
 	mutex_unlock(&wf_lock);
@@ -474,12 +437,6 @@ void wf_clear_overtemp(void)
 }
 EXPORT_SYMBOL_GPL(wf_clear_overtemp);
 
-int wf_is_overtemp(void)
-{
-	return (wf_overtemp != 0);
-}
-EXPORT_SYMBOL_GPL(wf_is_overtemp);
-
 static int __init windfarm_core_init(void)
 {
 	DBG("wf: core loaded\n");