Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

Pull input updates from Dmitry Torokhov: "A big update to the Atmel touchscreen driver, devm support for polled input devices, several drivers have been converted to using managed resources, and assorted driver fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (87 commits) Input: synaptics - fix resolution for manually provided min/max Input: atmel_mxt_ts - fix invalid return from mxt_get_bootloader_version Input: max8997_haptic - add error handling for regulator and pwm Input: elantech - don't set bit 1 of reg_10 when the no_hw_res quirk is set Input: elantech - deal with clickpads reporting right button events Input: edt-ft5x06 - fix an i2c write for M09 support Input: omap-keypad - remove platform data support ARM: OMAP2+: remove unused omap4-keypad file and code Input: ab8500-ponkey - switch to using managed resources Input: max8925_onkey - switch to using managed resources Input: 88pm860x-ts - switch to using managed resources Input: 88pm860x_onkey - switch to using managed resources Input: intel-mid-touch - switch to using managed resources Input: wacom - process outbound for newer Cintiqs Input: wacom - set stylus_in_proximity when pen is in range DTS: ARM: OMAP3-N900: Add tsc2005 support Input: tsc2005 - add DT support Input: add common DT binding for touchscreens Input: jornada680_kbd - switch top using managed resources Input: adp5520-keys - switch to using managed resources ...
2014-06-09 18:46:02 -07:00
parent 9894e6d9c0 a292241ccc
commit f4f9b8fc73
68 changed files with 2519 additions and 1141 deletions
@@ -3,29 +3,53 @@

 struct device;

+/**
+ * struct gpio_keys_button - configuration parameters
+ * @code:		input event code (KEY_*, SW_*)
+ * @gpio:		%-1 if this key does not support gpio
+ * @active_low:		%true indicates that button is considered
+ *			depressed when gpio is low
+ * @desc:		label that will be attached to button's gpio
+ * @type:		input event type (%EV_KEY, %EV_SW, %EV_ABS)
+ * @wakeup:		configure the button as a wake-up source
+ * @debounce_interval:	debounce ticks interval in msecs
+ * @can_disable:	%true indicates that userspace is allowed to
+ *			disable button via sysfs
+ * @value:		axis value for %EV_ABS
+ * @irq:		Irq number in case of interrupt keys
+ */
 struct gpio_keys_button {
-	/* Configuration parameters */
-	unsigned int code;	/* input event code (KEY_*, SW_*) */
-	int gpio;		/* -1 if this key does not support gpio */
+	unsigned int code;
+	int gpio;
 	int active_low;
 	const char *desc;
-	unsigned int type;	/* input event type (EV_KEY, EV_SW, EV_ABS) */
-	int wakeup;		/* configure the button as a wake-up source */
-	int debounce_interval;	/* debounce ticks interval in msecs */
+	unsigned int type;
+	int wakeup;
+	int debounce_interval;
 	bool can_disable;
-	int value;		/* axis value for EV_ABS */
-	unsigned int irq;	/* Irq number in case of interrupt keys */
+	int value;
+	unsigned int irq;
 };

+/**
+ * struct gpio_keys_platform_data - platform data for gpio_keys driver
+ * @buttons:		pointer to array of &gpio_keys_button structures
+ *			describing buttons attached to the device
+ * @nbuttons:		number of elements in @buttons array
+ * @poll_interval:	polling interval in msecs - for polling driver only
+ * @rep:		enable input subsystem auto repeat
+ * @enable:		platform hook for enabling the device
+ * @disable:		platform hook for disabling the device
+ * @name:		input device name
+ */
 struct gpio_keys_platform_data {
 	struct gpio_keys_button *buttons;
 	int nbuttons;
-	unsigned int poll_interval;	/* polling interval in msecs -
-					   for polling driver only */
-	unsigned int rep:1;		/* enable input subsystem auto repeat */
+	unsigned int poll_interval;
+	unsigned int rep:1;
 	int (*enable)(struct device *dev);
 	void (*disable)(struct device *dev);
-	const char *name;		/* input device name */
+	const char *name;
 };

 #endif
@@ -15,35 +15,14 @@

 #include <linux/types.h>

-/* For key_map array */
-#define MXT_NUM_GPIO		4
-
-/* Orient */
-#define MXT_NORMAL		0x0
-#define MXT_DIAGONAL		0x1
-#define MXT_HORIZONTAL_FLIP	0x2
-#define MXT_ROTATED_90_COUNTER	0x3
-#define MXT_VERTICAL_FLIP	0x4
-#define MXT_ROTATED_90		0x5
-#define MXT_ROTATED_180		0x6
-#define MXT_DIAGONAL_COUNTER	0x7
-
 /* The platform data for the Atmel maXTouch touchscreen driver */
 struct mxt_platform_data {
 	const u8 *config;
 	size_t config_length;
-
-	unsigned int x_line;
-	unsigned int y_line;
-	unsigned int x_size;
-	unsigned int y_size;
-	unsigned int blen;
-	unsigned int threshold;
-	unsigned int voltage;
-	unsigned char orient;
+	u32 config_crc;
 	unsigned long irqflags;
-	bool is_tp;
-	const unsigned int key_map[MXT_NUM_GPIO];
+	u8 t19_num_keys;
+	const unsigned int *t19_keymap;
 };

 #endif /* __LINUX_ATMEL_MXT_TS_H */
@@ -48,9 +48,12 @@ struct input_polled_dev {

 /* private: */
 	struct delayed_work work;
+
+	bool devres_managed;
 };

 struct input_polled_dev *input_allocate_polled_device(void);
+struct input_polled_dev *devm_input_allocate_polled_device(struct device *dev);
 void input_free_polled_device(struct input_polled_dev *dev);
 int input_register_polled_device(struct input_polled_dev *dev);
 void input_unregister_polled_device(struct input_polled_dev *dev);
@@ -1,10 +1,52 @@
 #ifndef	_PIXCIR_I2C_TS_H
 #define	_PIXCIR_I2C_TS_H

+/*
+ * Register map
+ */
+#define PIXCIR_REG_POWER_MODE	51
+#define PIXCIR_REG_INT_MODE	52
+
+/*
+ * Power modes:
+ * active: max scan speed
+ * idle: lower scan speed with automatic transition to active on touch
+ * halt: datasheet says sleep but this is more like halt as the chip
+ *       clocks are cut and it can only be brought out of this mode
+ *	 using the RESET pin.
+ */
+enum pixcir_power_mode {
+	PIXCIR_POWER_ACTIVE,
+	PIXCIR_POWER_IDLE,
+	PIXCIR_POWER_HALT,
+};
+
+#define PIXCIR_POWER_MODE_MASK	0x03
+#define PIXCIR_POWER_ALLOW_IDLE (1UL << 2)
+
+/*
+ * Interrupt modes:
+ * periodical: interrupt is asserted periodicaly
+ * diff coordinates: interrupt is asserted when coordinates change
+ * level on touch: interrupt level asserted during touch
+ * pulse on touch: interrupt pulse asserted druing touch
+ *
+ */
+enum pixcir_int_mode {
+	PIXCIR_INT_PERIODICAL,
+	PIXCIR_INT_DIFF_COORD,
+	PIXCIR_INT_LEVEL_TOUCH,
+	PIXCIR_INT_PULSE_TOUCH,
+};
+
+#define PIXCIR_INT_MODE_MASK	0x03
+#define PIXCIR_INT_ENABLE	(1UL << 3)
+#define PIXCIR_INT_POL_HIGH	(1UL << 2)
+
 struct pixcir_ts_platform_data {
-	int (*attb_read_val)(void);
 	int x_max;
 	int y_max;
+	int gpio_attb;		/* GPIO connected to ATTB line */
 };

 #endif
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2014 Sebastian Reichel <sre@kernel.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#ifndef _TOUCHSCREEN_H
+#define _TOUCHSCREEN_H
+
+#include <linux/input.h>
+
+#ifdef CONFIG_OF
+void touchscreen_parse_of_params(struct input_dev *dev);
+#else
+static inline void touchscreen_parse_of_params(struct input_dev *dev)
+{
+}
+#endif
+
+#endif
@@ -1,13 +0,0 @@
-#ifndef __LINUX_INPUT_OMAP4_KEYPAD_H
-#define __LINUX_INPUT_OMAP4_KEYPAD_H
-
-#include <linux/input/matrix_keypad.h>
-
-struct omap4_keypad_platform_data {
-	const struct matrix_keymap_data *keymap_data;
-
-	u8 rows;
-	u8 cols;
-};
-
-#endif /* __LINUX_INPUT_OMAP4_KEYPAD_H */