Merge commit 'refs/changes/16/411516/5' of ssh://git-master:12001/linux-3.10 into promotion_build

10 files changed, 214 insertions, 14 deletions

diff --git a/include/linux/keycombo.h b/include/linux/keycombo.h
new file mode 100644
index 000000000000..c6db2626b0d3
--- /dev/null
+++ b/include/linux/keycombo.h
@@ -0,0 +1,36 @@
+/*
+ * include/linux/keycombo.h - platform data structure for keycombo driver
+ *
+ * Copyright (C) 2014 Google, 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.
+ *
+ */
+
+#ifndef _LINUX_KEYCOMBO_H
+#define _LINUX_KEYCOMBO_H
+
+#define KEYCOMBO_NAME "keycombo"
+
+/*
+ * if key_down_fn and key_up_fn are both present, you are guaranteed that
+ * key_down_fn will return before key_up_fn is called, and that key_up_fn
+ * is called iff key_down_fn is called.
+ */
+struct keycombo_platform_data {
+	void (*key_down_fn)(void *);
+	void (*key_up_fn)(void *);
+	void *priv;
+	int key_down_delay; /* Time in ms */
+	int *keys_up;
+	int keys_down[]; /* 0 terminated */
+};
+
+#endif /* _LINUX_KEYCOMBO_H */
diff --git a/include/linux/keyreset.h b/include/linux/keyreset.h
index a2ac49e5b684..2e34afab65e4 100644
--- a/include/linux/keyreset.h
+++ b/include/linux/keyreset.h
@@ -1,7 +1,7 @@
 /*
  * include/linux/keyreset.h - platform data structure for resetkeys driver
  *
- * Copyright (C) 2008 Google, Inc.
+ * Copyright (C) 2014 Google, Inc.
  *
  * This software is licensed under the terms of the GNU General Public
  * License version 2, as published by the Free Software Foundation, and
@@ -21,6 +21,7 @@
 
 struct keyreset_platform_data {
 	int (*reset_fn)(void);
+	int key_down_delay;
 	int *keys_up;
 	int keys_down[]; /* 0 terminated */
 };
diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
index 98b340d2b14c..043f89c0768a 100644
--- a/include/linux/of_fdt.h
+++ b/include/linux/of_fdt.h
@@ -91,6 +91,27 @@ extern int of_flat_dt_is_compatible(unsigned long node, const char *name);
 extern int of_flat_dt_match(unsigned long node, const char *const *matches);
 extern unsigned long of_get_flat_dt_root(void);
 
+/*
+ * early_init_dt_scan_chosen - scan the device tree for ramdisk and bootargs
+ *
+ * The boot arguments will be placed into the memory pointed to by @data.
+ * That memory should be COMMAND_LINE_SIZE big and initialized to be a valid
+ * (possibly empty) string.  Logic for what will be in @data after this
+ * function finishes:
+ *
+ * - CONFIG_CMDLINE_FORCE=true
+ *     CONFIG_CMDLINE
+ * - CONFIG_CMDLINE_EXTEND=true, @data is non-empty string
+ *     @data + dt bootargs (even if dt bootargs are empty)
+ * - CONFIG_CMDLINE_EXTEND=true, @data is empty string
+ *     CONFIG_CMDLINE + dt bootargs (even if dt bootargs are empty)
+ * - CMDLINE_FROM_BOOTLOADER=true, dt bootargs=non-empty:
+ *     dt bootargs
+ * - CMDLINE_FROM_BOOTLOADER=true, dt bootargs=empty, @data is non-empty string
+ *     @data is left unchanged
+ * - CMDLINE_FROM_BOOTLOADER=true, dt bootargs=empty, @data is empty string
+ *     CONFIG_CMDLINE (or "" if that's not defined)
+ */
 extern int early_init_dt_scan_chosen(unsigned long node, const char *uname,
 				     int depth, void *data);
 extern int early_init_dt_scan_memory(unsigned long node, const char *uname,
diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
index 9974975d40db..9e370618352a 100644
--- a/include/linux/pstore_ram.h
+++ b/include/linux/pstore_ram.h
@@ -67,6 +67,8 @@ void persistent_ram_free_old(struct persistent_ram_zone *prz);
 ssize_t persistent_ram_ecc_string(struct persistent_ram_zone *prz,
 	char *str, size_t len);
 
+void ramoops_console_write_buf(const char *buf, size_t size);
+
 /*
  * Ramoops platform data
  * @mem_size	memory size for ramoops
diff --git a/include/linux/wakeup_reason.h b/include/linux/wakeup_reason.h
new file mode 100644
index 000000000000..7ce50f0debc4
--- /dev/null
+++ b/include/linux/wakeup_reason.h
@@ -0,0 +1,23 @@
+/*
+ * include/linux/wakeup_reason.h
+ *
+ * Logs the reason which caused the kernel to resume
+ * from the suspend mode.
+ *
+ * Copyright (C) 2014 Google, 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.
+ */
+
+#ifndef _LINUX_WAKEUP_REASON_H
+#define _LINUX_WAKEUP_REASON_H
+
+void log_wakeup_reason(int irq);
+
+#endif /* _LINUX_WAKEUP_REASON_H */
diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h
index 9ac65fba5cdb..3581127275ef 100644
--- a/include/uapi/linux/input.h
+++ b/include/uapi/linux/input.h
@@ -461,10 +461,14 @@ struct input_keymap_entry {
 #define KEY_VIDEO_NEXT		241	/* drive next video source */
 #define KEY_VIDEO_PREV		242	/* drive previous video source */
 #define KEY_BRIGHTNESS_CYCLE	243	/* brightness up, after max is min */
-#define KEY_BRIGHTNESS_ZERO	244	/* brightness off, use ambient */
+#define KEY_BRIGHTNESS_AUTO	244	/* Set Auto Brightness: manual
+					  brightness control is off,
+					  rely on ambient */
+#define KEY_BRIGHTNESS_ZERO	KEY_BRIGHTNESS_AUTO
 #define KEY_DISPLAY_OFF		245	/* display device to off state */
 
-#define KEY_WIMAX		246
+#define KEY_WWAN		246	/* Wireless WAN (LTE, UMTS, GSM, etc.) */
+#define KEY_WIMAX		KEY_WWAN
 #define KEY_RFKILL		247	/* Key that controls all radios */
 
 #define KEY_MICMUTE		248	/* Mute / unmute the microphone */
@@ -509,11 +513,15 @@ struct input_keymap_entry {
 #define BTN_DEAD		0x12f
 
 #define BTN_GAMEPAD		0x130
-#define BTN_A			0x130
-#define BTN_B			0x131
+#define BTN_SOUTH		0x130
+#define BTN_A			BTN_SOUTH
+#define BTN_EAST		0x131
+#define BTN_B			BTN_EAST
 #define BTN_C			0x132
-#define BTN_X			0x133
-#define BTN_Y			0x134
+#define BTN_NORTH		0x133
+#define BTN_X			BTN_NORTH
+#define BTN_WEST		0x134
+#define BTN_Y			BTN_WEST
 #define BTN_Z			0x135
 #define BTN_TL			0x136
 #define BTN_TR			0x137
@@ -626,6 +634,7 @@ struct input_keymap_entry {
 #define KEY_ADDRESSBOOK		0x1ad	/* AL Contacts/Address Book */
 #define KEY_MESSENGER		0x1ae	/* AL Instant Messaging */
 #define KEY_DISPLAYTOGGLE	0x1af	/* Turn display (LCD) on and off */
+#define KEY_BRIGHTNESS_TOGGLE	KEY_DISPLAYTOGGLE
 #define KEY_SPELLCHECK		0x1b0   /* AL Spell Check */
 #define KEY_LOGOFF		0x1b1   /* AL Logoff */
 
@@ -710,6 +719,24 @@ struct input_keymap_entry {
 #define KEY_ATTENDANT_TOGGLE	0x21d	/* Attendant call on or off */
 #define KEY_LIGHTS_TOGGLE	0x21e	/* Reading light on or off */
 
+#define BTN_DPAD_UP		0x220
+#define BTN_DPAD_DOWN		0x221
+#define BTN_DPAD_LEFT		0x222
+#define BTN_DPAD_RIGHT		0x223
+
+#define KEY_ALS_TOGGLE		0x230	/* Ambient light sensor */
+
+#define KEY_BUTTONCONFIG		0x240	/* AL Button Configuration */
+#define KEY_TASKMANAGER		0x241	/* AL Task/Project Manager */
+#define KEY_JOURNAL		0x242	/* AL Log/Journal/Timecard */
+#define KEY_CONTROLPANEL		0x243	/* AL Control Panel */
+#define KEY_APPSELECT		0x244	/* AL Select Task/Application */
+#define KEY_SCREENSAVER		0x245	/* AL Screen Saver */
+#define KEY_VOICECOMMAND		0x246	/* Listening Voice Command */
+
+#define KEY_BRIGHTNESS_MIN		0x250	/* Set Brightness to Minimum */
+#define KEY_BRIGHTNESS_MAX		0x251	/* Set Brightness to Maximum */
+
 #define BTN_TRIGGER_HAPPY		0x2c0
 #define BTN_TRIGGER_HAPPY1		0x2c0
 #define BTN_TRIGGER_HAPPY2		0x2c1
@@ -847,6 +874,7 @@ struct input_keymap_entry {
 #define SW_FRONT_PROXIMITY	0x0b  /* set = front proximity sensor active */
 #define SW_ROTATE_LOCK		0x0c  /* set = rotate locked/disabled */
 #define SW_LINEIN_INSERT	0x0d  /* set = inserted */
+#define SW_MUTE_DEVICE		0x0e  /* set = device disabled */
 #define SW_MAX			0x0f
 #define SW_CNT			(SW_MAX+1)
 
diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h
index 253856a2a8ad..28bb0b3a08bf 100644
--- a/include/uapi/linux/prctl.h
+++ b/include/uapi/linux/prctl.h
@@ -149,6 +149,12 @@
 
 #define PR_GET_TID_ADDRESS	40
 
+/* Sets the timerslack for arbitrary threads
+ * arg2 slack value, 0 means "use default"
+ * arg3 pid of the thread whose timer slack needs to be set
+ */
+#define PR_SET_TIMERSLACK_PID 41
+
 #define PR_SET_VMA		0x53564d41
 # define PR_SET_VMA_ANON_NAME		0
 
diff --git a/include/uapi/video/adf.h b/include/uapi/video/adf.h
index b703bf9e9a66..c5d2e62cdb9b 100644
--- a/include/uapi/video/adf.h
+++ b/include/uapi/video/adf.h
@@ -83,7 +83,7 @@ struct adf_event {
  */
 struct adf_vsync_event {
 	struct adf_event base;
-	__u64 timestamp;
+	__aligned_u64 timestamp;
 };
 
 /**
@@ -119,12 +119,12 @@ struct adf_buffer_config {
 	__u32 h;
 	__u32 format;
 
-	__s64 fd[ADF_MAX_PLANES];
+	__s32 fd[ADF_MAX_PLANES];
 	__u32 offset[ADF_MAX_PLANES];
 	__u32 pitch[ADF_MAX_PLANES];
 	__u8 n_planes;
 
-	__s64 acquire_fence;
+	__s32 acquire_fence;
 };
 #define ADF_MAX_BUFFERS (4096 / sizeof(struct adf_buffer_config))
 
@@ -150,7 +150,7 @@ struct adf_post_config {
 	size_t custom_data_size;
 	void __user *custom_data;
 
-	__s64 complete_fence;
+	__s32 complete_fence;
 };
 #define ADF_MAX_INTERFACES (4096 / sizeof(__u32))
 
@@ -180,7 +180,7 @@ struct adf_simple_buffer_alloc {
 	__u16 h;
 	__u32 format;
 
-	__s64 fd;
+	__s32 fd;
 	__u32 offset;
 	__u32 pitch;
 };
@@ -195,7 +195,7 @@ struct adf_simple_buffer_alloc {
  */
 struct adf_simple_post_config {
 	struct adf_buffer_config buf;
-	__s64 complete_fence;
+	__s32 complete_fence;
 };
 
 /**
diff --git a/include/video/adf.h b/include/video/adf.h
index 2b742ab463dd..34f10e538f9e 100644
--- a/include/video/adf.h
+++ b/include/video/adf.h
@@ -193,10 +193,26 @@ struct adf_obj {
 };
 
 /**
+ * struct adf_device_quirks - common display device quirks
+ *
+ * @buffer_padding: whether the last scanline of a buffer extends to the
+ * 	buffer's pitch (@ADF_BUFFER_PADDED_TO_PITCH) or just to the visible
+ * 	width (@ADF_BUFFER_UNPADDED)
+ */
+struct adf_device_quirks {
+	/* optional, defaults to ADF_BUFFER_PADDED_TO_PITCH */
+	enum {
+		ADF_BUFFER_PADDED_TO_PITCH = 0,
+		ADF_BUFFER_UNPADDED = 1,
+	} buffer_padding;
+};
+
+/**
  * struct adf_device_ops - display device implementation ops
  *
  * @owner: device's module
  * @base: common operations (see &struct adf_obj_ops)
+ * @quirks: device's quirks (see &struct adf_device_quirks)
  *
  * @attach: attach overlay engine @eng to interface @intf.  Return 0 on success
  *	or error code (<0) on failure.
@@ -228,6 +244,8 @@ struct adf_device_ops {
 	/* required */
 	struct module *owner;
 	const struct adf_obj_ops base;
+	/* optional */
+	const struct adf_device_quirks quirks;
 
 	/* optional */
 	int (*attach)(struct adf_device *dev, struct adf_overlay_engine *eng,
diff --git a/include/video/adf_fbdev.h b/include/video/adf_fbdev.h
index 9c349144b5cd..b722c6b3ab02 100644
--- a/include/video/adf_fbdev.h
+++ b/include/video/adf_fbdev.h
@@ -16,6 +16,7 @@
 #define _VIDEO_ADF_FBDEV_H_
 
 #include <linux/fb.h>
+#include <linux/mutex.h>
 #include <video/adf.h>
 
 struct adf_fbdev {
@@ -24,7 +25,8 @@ struct adf_fbdev {
 	struct fb_info *info;
 	u32 pseudo_palette[16];
 
-	bool open;
+	unsigned int refcount;
+	struct mutex refcount_lock;
 
 	struct dma_buf *dma_buf;
 	u32 offset;
@@ -37,6 +39,7 @@ struct adf_fbdev {
 	u32 default_format;
 };
 
+#if IS_ENABLED(CONFIG_ADF_FBDEV)
 void adf_modeinfo_to_fb_videomode(const struct drm_mode_modeinfo *mode,
 		struct fb_videomode *vmode);
 void adf_modeinfo_from_fb_videomode(const struct fb_videomode *vmode,
@@ -55,5 +58,67 @@ int adf_fbdev_set_par(struct fb_info *info);
 int adf_fbdev_blank(int blank, struct fb_info *info);
 int adf_fbdev_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
 int adf_fbdev_mmap(struct fb_info *info, struct vm_area_struct *vma);
+#else
+static inline void adf_modeinfo_to_fb_videomode(const struct drm_mode_modeinfo *mode,
+		struct fb_videomode *vmode)
+{
+	WARN_ONCE(1, "%s: CONFIG_ADF_FBDEV is disabled\n", __func__);
+}
+
+static inline void adf_modeinfo_from_fb_videomode(const struct fb_videomode *vmode,
+		struct drm_mode_modeinfo *mode)
+{
+	WARN_ONCE(1, "%s: CONFIG_ADF_FBDEV is disabled\n", __func__);
+}
+
+static inline int adf_fbdev_init(struct adf_fbdev *fbdev,
+		struct adf_interface *interface,
+		struct adf_overlay_engine *eng,
+		u16 xres_virtual, u16 yres_virtual, u32 format,
+		struct fb_ops *fbops, const char *fmt, ...)
+{
+	return -ENODEV;
+}
+
+static inline void adf_fbdev_destroy(struct adf_fbdev *fbdev) { }
+
+static inline int adf_fbdev_open(struct fb_info *info, int user)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_release(struct fb_info *info, int user)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_check_var(struct fb_var_screeninfo *var,
+		struct fb_info *info)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_set_par(struct fb_info *info)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_blank(int blank, struct fb_info *info)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_pan_display(struct fb_var_screeninfo *var,
+		struct fb_info *info)
+{
+	return -ENODEV;
+}
+
+static inline int adf_fbdev_mmap(struct fb_info *info,
+		struct vm_area_struct *vma)
+{
+	return -ENODEV;
+}
+#endif
 
 #endif /* _VIDEO_ADF_FBDEV_H_ */