/*
- * ACPI Sony Notebook Control Driver (SNC)
+ * ACPI Sony Notebook Control Driver (SNC and SPIC)
*
* Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
* Copyright (C) 2007 Mattia Dongili <malattia@linux.it>
* Parts of this driver inspired from asus_acpi.c and ibm_acpi.c
* which are copyrighted by their respective authors.
*
+ * The SNY6001 driver part is based on the sonypi driver which includes
+ * material from:
+ *
+ * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
+ *
+ * Copyright (C) 2005 Narayanan R S <nars@kadamba.org>
+ *
+ * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
+ *
+ * Copyright (C) 2001 Michael Ashley <m.ashley@unsw.edu.au>
+ *
+ * Copyright (C) 2001 Junichi Morita <jun1m@mars.dti.ne.jp>
+ *
+ * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
+ *
+ * Copyright (C) 2000 Andrew Tridgell <tridge@valinux.com>
+ *
+ * Earlier work by Werner Almesberger, Paul `Rusty' Russell and Paul Mackerras.
+ *
* 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
#include <linux/backlight.h>
#include <linux/platform_device.h>
#include <linux/err.h>
+#include <linux/dmi.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/input.h>
+#include <linux/kfifo.h>
+#include <linux/workqueue.h>
+#include <linux/acpi.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_bus.h>
#include <asm/uaccess.h>
+#include <linux/sonypi.h>
-#define LOG_PFX KERN_WARNING "sony-laptop: "
+#define DRV_PFX "sony-laptop: "
+#define LOG_PFX KERN_WARNING DRV_PFX
#define dprintk(msg...) do { \
- if (debug) printk(KERN_WARNING LOG_PFX msg); \
+ if (debug) printk(LOG_PFX msg); \
} while (0)
-#define SONY_NC_CLASS "sony"
+#define SONY_LAPTOP_DRIVER_VERSION "0.5"
+
+#define SONY_NC_CLASS "sony-nc"
#define SONY_NC_HID "SNY5001"
-#define SONY_NC_DRIVER_NAME "ACPI Sony Notebook Control Driver v0.4"
+#define SONY_NC_DRIVER_NAME "Sony Notebook Control"
-/* the device uses 1-based values, while the backlight subsystem uses
- 0-based values */
-#define SONY_MAX_BRIGHTNESS 8
+#define SONY_PIC_CLASS "sony-pic"
+#define SONY_PIC_HID "SNY6001"
+#define SONY_PIC_DRIVER_NAME "Sony Programmable IO Control"
MODULE_AUTHOR("Stelian Pop, Mattia Dongili");
-MODULE_DESCRIPTION(SONY_NC_DRIVER_NAME);
+MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
MODULE_LICENSE("GPL");
+MODULE_VERSION(SONY_LAPTOP_DRIVER_VERSION);
static int debug;
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "set this to 1 (and RTFM) if you want to help "
"the development of this driver");
+static int no_spic; /* = 0 */
+module_param(no_spic, int, 0444);
+MODULE_PARM_DESC(no_spic,
+ "set this if you don't want to enable the SPIC device");
+
+static int compat; /* = 0 */
+module_param(compat, int, 0444);
+MODULE_PARM_DESC(compat,
+ "set this if you want to enable backward compatibility mode");
+
+static int force_jog; /* = 0 */
+module_param(force_jog, int, 0444);
+MODULE_PARM_DESC(force_jog,
+ "set this if the driver doesn't detect your jogdial");
+
+static unsigned long mask = 0xffffffff;
+module_param(mask, ulong, 0644);
+MODULE_PARM_DESC(mask,
+ "set this to the mask of event you want to enable (see doc)");
+
/*********** Platform Device ***********/
static atomic_t sony_pf_users = ATOMIC_INIT(0);
/*********** SNC (SNY5001) Device ***********/
+/* the device uses 1-based values, while the backlight subsystem uses
+ 0-based values */
+#define SONY_MAX_BRIGHTNESS 8
+
+#define SNC_VALIDATE_IN 0
+#define SNC_VALIDATE_OUT 1
+
static ssize_t sony_nc_sysfs_show(struct device *, struct device_attribute *,
char *);
static ssize_t sony_nc_sysfs_store(struct device *, struct device_attribute *,
static int boolean_validate(const int, const int);
static int brightness_default_validate(const int, const int);
-#define SNC_VALIDATE_IN 0
-#define SNC_VALIDATE_OUT 1
-
struct sony_nc_value {
char *name; /* name of the entry */
char **acpiget; /* names of the ACPI get function */
struct sony_nc_value *item;
sony_nc_acpi_device = device;
+ strcpy(acpi_device_class(device), "sony/hotkey");
sony_nc_acpi_handle = device->handle;
.name = SONY_NC_DRIVER_NAME,
.class = SONY_NC_CLASS,
.ids = SONY_NC_HID,
+ .owner = THIS_MODULE,
.ops = {
.add = sony_nc_add,
.remove = sony_nc_remove,
},
};
+/*********** SPIC (SNY6001) Device ***********/
+
+#define SONYPI_DEVICE_TYPE1 0x00000001
+#define SONYPI_DEVICE_TYPE2 0x00000002
+#define SONYPI_DEVICE_TYPE3 0x00000004
+
+#define SONY_EC_JOGB 0x82
+#define SONY_EC_JOGB_MASK 0x02
+
+#define SONY_PIC_EV_MASK 0xff
+
+#define SONYPI_BUF_SIZE 128
+
+struct sony_pic_ioport {
+ struct acpi_resource_io io;
+ struct list_head list;
+};
+
+struct sony_pic_irq {
+ struct acpi_resource_irq irq;
+ struct list_head list;
+};
+
+struct sony_pic_dev {
+ int model;
+ struct acpi_device *acpi_dev;
+ struct sony_pic_irq *cur_irq;
+ struct sony_pic_ioport *cur_ioport;
+ struct list_head interrupts;
+ struct list_head ioports;
+
+ struct input_dev *input_jog_dev;
+ struct input_dev *input_key_dev;
+ struct kfifo *input_fifo;
+ spinlock_t input_fifo_lock;
+ struct workqueue_struct *sony_pic_wq;
+};
+
+static struct sony_pic_dev spic_dev = {
+ .interrupts = LIST_HEAD_INIT(spic_dev.interrupts),
+ .ioports = LIST_HEAD_INIT(spic_dev.ioports),
+};
+
+/* Event masks */
+#define SONYPI_JOGGER_MASK 0x00000001
+#define SONYPI_CAPTURE_MASK 0x00000002
+#define SONYPI_FNKEY_MASK 0x00000004
+#define SONYPI_BLUETOOTH_MASK 0x00000008
+#define SONYPI_PKEY_MASK 0x00000010
+#define SONYPI_BACK_MASK 0x00000020
+#define SONYPI_HELP_MASK 0x00000040
+#define SONYPI_LID_MASK 0x00000080
+#define SONYPI_ZOOM_MASK 0x00000100
+#define SONYPI_THUMBPHRASE_MASK 0x00000200
+#define SONYPI_MEYE_MASK 0x00000400
+#define SONYPI_MEMORYSTICK_MASK 0x00000800
+#define SONYPI_BATTERY_MASK 0x00001000
+#define SONYPI_WIRELESS_MASK 0x00002000
+
+struct sonypi_event {
+ u8 data;
+ u8 event;
+};
+
+/* The set of possible button release events */
+static struct sonypi_event sonypi_releaseev[] = {
+ { 0x00, SONYPI_EVENT_ANYBUTTON_RELEASED },
+ { 0, 0 }
+};
+
+/* The set of possible jogger events */
+static struct sonypi_event sonypi_joggerev[] = {
+ { 0x1f, SONYPI_EVENT_JOGDIAL_UP },
+ { 0x01, SONYPI_EVENT_JOGDIAL_DOWN },
+ { 0x5f, SONYPI_EVENT_JOGDIAL_UP_PRESSED },
+ { 0x41, SONYPI_EVENT_JOGDIAL_DOWN_PRESSED },
+ { 0x1e, SONYPI_EVENT_JOGDIAL_FAST_UP },
+ { 0x02, SONYPI_EVENT_JOGDIAL_FAST_DOWN },
+ { 0x5e, SONYPI_EVENT_JOGDIAL_FAST_UP_PRESSED },
+ { 0x42, SONYPI_EVENT_JOGDIAL_FAST_DOWN_PRESSED },
+ { 0x1d, SONYPI_EVENT_JOGDIAL_VFAST_UP },
+ { 0x03, SONYPI_EVENT_JOGDIAL_VFAST_DOWN },
+ { 0x5d, SONYPI_EVENT_JOGDIAL_VFAST_UP_PRESSED },
+ { 0x43, SONYPI_EVENT_JOGDIAL_VFAST_DOWN_PRESSED },
+ { 0x40, SONYPI_EVENT_JOGDIAL_PRESSED },
+ { 0, 0 }
+};
+
+/* The set of possible capture button events */
+static struct sonypi_event sonypi_captureev[] = {
+ { 0x05, SONYPI_EVENT_CAPTURE_PARTIALPRESSED },
+ { 0x07, SONYPI_EVENT_CAPTURE_PRESSED },
+ { 0x01, SONYPI_EVENT_CAPTURE_PARTIALRELEASED },
+ { 0, 0 }
+};
+
+/* The set of possible fnkeys events */
+static struct sonypi_event sonypi_fnkeyev[] = {
+ { 0x10, SONYPI_EVENT_FNKEY_ESC },
+ { 0x11, SONYPI_EVENT_FNKEY_F1 },
+ { 0x12, SONYPI_EVENT_FNKEY_F2 },
+ { 0x13, SONYPI_EVENT_FNKEY_F3 },
+ { 0x14, SONYPI_EVENT_FNKEY_F4 },
+ { 0x15, SONYPI_EVENT_FNKEY_F5 },
+ { 0x16, SONYPI_EVENT_FNKEY_F6 },
+ { 0x17, SONYPI_EVENT_FNKEY_F7 },
+ { 0x18, SONYPI_EVENT_FNKEY_F8 },
+ { 0x19, SONYPI_EVENT_FNKEY_F9 },
+ { 0x1a, SONYPI_EVENT_FNKEY_F10 },
+ { 0x1b, SONYPI_EVENT_FNKEY_F11 },
+ { 0x1c, SONYPI_EVENT_FNKEY_F12 },
+ { 0x1f, SONYPI_EVENT_FNKEY_RELEASED },
+ { 0x21, SONYPI_EVENT_FNKEY_1 },
+ { 0x22, SONYPI_EVENT_FNKEY_2 },
+ { 0x31, SONYPI_EVENT_FNKEY_D },
+ { 0x32, SONYPI_EVENT_FNKEY_E },
+ { 0x33, SONYPI_EVENT_FNKEY_F },
+ { 0x34, SONYPI_EVENT_FNKEY_S },
+ { 0x35, SONYPI_EVENT_FNKEY_B },
+ { 0x36, SONYPI_EVENT_FNKEY_ONLY },
+ { 0, 0 }
+};
+
+/* The set of possible program key events */
+static struct sonypi_event sonypi_pkeyev[] = {
+ { 0x01, SONYPI_EVENT_PKEY_P1 },
+ { 0x02, SONYPI_EVENT_PKEY_P2 },
+ { 0x04, SONYPI_EVENT_PKEY_P3 },
+ { 0x5c, SONYPI_EVENT_PKEY_P1 },
+ { 0, 0 }
+};
+
+/* The set of possible bluetooth events */
+static struct sonypi_event sonypi_blueev[] = {
+ { 0x55, SONYPI_EVENT_BLUETOOTH_PRESSED },
+ { 0x59, SONYPI_EVENT_BLUETOOTH_ON },
+ { 0x5a, SONYPI_EVENT_BLUETOOTH_OFF },
+ { 0, 0 }
+};
+
+/* The set of possible wireless events */
+static struct sonypi_event sonypi_wlessev[] = {
+ { 0x59, SONYPI_EVENT_WIRELESS_ON },
+ { 0x5a, SONYPI_EVENT_WIRELESS_OFF },
+ { 0, 0 }
+};
+
+/* The set of possible back button events */
+static struct sonypi_event sonypi_backev[] = {
+ { 0x20, SONYPI_EVENT_BACK_PRESSED },
+ { 0, 0 }
+};
+
+/* The set of possible help button events */
+static struct sonypi_event sonypi_helpev[] = {
+ { 0x3b, SONYPI_EVENT_HELP_PRESSED },
+ { 0, 0 }
+};
+
+
+/* The set of possible lid events */
+static struct sonypi_event sonypi_lidev[] = {
+ { 0x51, SONYPI_EVENT_LID_CLOSED },
+ { 0x50, SONYPI_EVENT_LID_OPENED },
+ { 0, 0 }
+};
+
+/* The set of possible zoom events */
+static struct sonypi_event sonypi_zoomev[] = {
+ { 0x39, SONYPI_EVENT_ZOOM_PRESSED },
+ { 0, 0 }
+};
+
+/* The set of possible thumbphrase events */
+static struct sonypi_event sonypi_thumbphraseev[] = {
+ { 0x3a, SONYPI_EVENT_THUMBPHRASE_PRESSED },
+ { 0, 0 }
+};
+
+/* The set of possible motioneye camera events */
+static struct sonypi_event sonypi_meyeev[] = {
+ { 0x00, SONYPI_EVENT_MEYE_FACE },
+ { 0x01, SONYPI_EVENT_MEYE_OPPOSITE },
+ { 0, 0 }
+};
+
+/* The set of possible memorystick events */
+static struct sonypi_event sonypi_memorystickev[] = {
+ { 0x53, SONYPI_EVENT_MEMORYSTICK_INSERT },
+ { 0x54, SONYPI_EVENT_MEMORYSTICK_EJECT },
+ { 0, 0 }
+};
+
+/* The set of possible battery events */
+static struct sonypi_event sonypi_batteryev[] = {
+ { 0x20, SONYPI_EVENT_BATTERY_INSERT },
+ { 0x30, SONYPI_EVENT_BATTERY_REMOVE },
+ { 0, 0 }
+};
+
+static struct sonypi_eventtypes {
+ int model;
+ u8 data;
+ unsigned long mask;
+ struct sonypi_event * events;
+} sony_pic_eventtypes[] = {
+ { SONYPI_DEVICE_TYPE1, 0, 0xffffffff, sonypi_releaseev },
+ { SONYPI_DEVICE_TYPE1, 0x70, SONYPI_MEYE_MASK, sonypi_meyeev },
+ { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_LID_MASK, sonypi_lidev },
+ { SONYPI_DEVICE_TYPE1, 0x60, SONYPI_CAPTURE_MASK, sonypi_captureev },
+ { SONYPI_DEVICE_TYPE1, 0x10, SONYPI_JOGGER_MASK, sonypi_joggerev },
+ { SONYPI_DEVICE_TYPE1, 0x20, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
+ { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
+ { SONYPI_DEVICE_TYPE1, 0x40, SONYPI_PKEY_MASK, sonypi_pkeyev },
+ { SONYPI_DEVICE_TYPE1, 0x30, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
+ { SONYPI_DEVICE_TYPE1, 0x40, SONYPI_BATTERY_MASK, sonypi_batteryev },
+
+ { SONYPI_DEVICE_TYPE2, 0, 0xffffffff, sonypi_releaseev },
+ { SONYPI_DEVICE_TYPE2, 0x38, SONYPI_LID_MASK, sonypi_lidev },
+ { SONYPI_DEVICE_TYPE2, 0x11, SONYPI_JOGGER_MASK, sonypi_joggerev },
+ { SONYPI_DEVICE_TYPE2, 0x61, SONYPI_CAPTURE_MASK, sonypi_captureev },
+ { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
+ { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_BLUETOOTH_MASK, sonypi_blueev },
+ { SONYPI_DEVICE_TYPE2, 0x08, SONYPI_PKEY_MASK, sonypi_pkeyev },
+ { SONYPI_DEVICE_TYPE2, 0x11, SONYPI_BACK_MASK, sonypi_backev },
+ { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_HELP_MASK, sonypi_helpev },
+ { SONYPI_DEVICE_TYPE2, 0x21, SONYPI_ZOOM_MASK, sonypi_zoomev },
+ { SONYPI_DEVICE_TYPE2, 0x20, SONYPI_THUMBPHRASE_MASK, sonypi_thumbphraseev },
+ { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
+ { SONYPI_DEVICE_TYPE2, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
+ { SONYPI_DEVICE_TYPE2, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
+
+ { SONYPI_DEVICE_TYPE3, 0, 0xffffffff, sonypi_releaseev },
+ { SONYPI_DEVICE_TYPE3, 0x21, SONYPI_FNKEY_MASK, sonypi_fnkeyev },
+ { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_WIRELESS_MASK, sonypi_wlessev },
+ { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_MEMORYSTICK_MASK, sonypi_memorystickev },
+ { SONYPI_DEVICE_TYPE3, 0x41, SONYPI_BATTERY_MASK, sonypi_batteryev },
+ { SONYPI_DEVICE_TYPE3, 0x31, SONYPI_PKEY_MASK, sonypi_pkeyev },
+ { 0 }
+};
+
+static int sony_pic_detect_device_type(void)
+{
+ struct pci_dev *pcidev;
+ int model = 0;
+
+ if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
+ PCI_DEVICE_ID_INTEL_82371AB_3, NULL)))
+ model = SONYPI_DEVICE_TYPE1;
+
+ else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
+ PCI_DEVICE_ID_INTEL_ICH6_1, NULL)))
+ model = SONYPI_DEVICE_TYPE3;
+
+ else if ((pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
+ PCI_DEVICE_ID_INTEL_ICH7_1, NULL)))
+ model = SONYPI_DEVICE_TYPE3;
+
+ else
+ model = SONYPI_DEVICE_TYPE2;
+
+ if (pcidev)
+ pci_dev_put(pcidev);
+
+ printk(KERN_INFO DRV_PFX "detected Type%d model\n",
+ model == SONYPI_DEVICE_TYPE1 ? 1 :
+ model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
+ return model;
+}
+
+#define ITERATIONS_LONG 10000
+#define ITERATIONS_SHORT 10
+#define wait_on_command(command, iterations) { \
+ unsigned int n = iterations; \
+ while (--n && (command)) \
+ udelay(1); \
+ if (!n) \
+ dprintk("command failed at %s : %s (line %d)\n", \
+ __FILE__, __FUNCTION__, __LINE__); \
+}
+
+static u8 sony_pic_call1(u8 dev)
+{
+ u8 v1, v2;
+
+ wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ ITERATIONS_LONG);
+ outb(dev, spic_dev.cur_ioport->io.minimum + 4);
+ v1 = inb_p(spic_dev.cur_ioport->io.minimum + 4);
+ v2 = inb_p(spic_dev.cur_ioport->io.minimum);
+ dprintk("sony_pic_call1: 0x%.4x\n", (v2 << 8) | v1);
+ return v2;
+}
+
+static u8 sony_pic_call2(u8 dev, u8 fn)
+{
+ u8 v1;
+
+ wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ ITERATIONS_LONG);
+ outb(dev, spic_dev.cur_ioport->io.minimum + 4);
+ wait_on_command(inb_p(spic_dev.cur_ioport->io.minimum + 4) & 2,
+ ITERATIONS_LONG);
+ outb(fn, spic_dev.cur_ioport->io.minimum);
+ v1 = inb_p(spic_dev.cur_ioport->io.minimum);
+ dprintk("sony_pic_call2: 0x%.4x\n", v1);
+ return v1;
+}
+
+/*****************
+ *
+ * INPUT Device
+ *
+ *****************/
+struct sony_pic_keypress {
+ struct input_dev *dev;
+ int key;
+};
+
+/* Correspondance table between sonypi events and input layer events */
+static struct {
+ int sonypiev;
+ int inputev;
+} sony_pic_inputkeys[] = {
+ { SONYPI_EVENT_CAPTURE_PRESSED, KEY_CAMERA },
+ { SONYPI_EVENT_FNKEY_ONLY, KEY_FN },
+ { SONYPI_EVENT_FNKEY_ESC, KEY_FN_ESC },
+ { SONYPI_EVENT_FNKEY_F1, KEY_FN_F1 },
+ { SONYPI_EVENT_FNKEY_F2, KEY_FN_F2 },
+ { SONYPI_EVENT_FNKEY_F3, KEY_FN_F3 },
+ { SONYPI_EVENT_FNKEY_F4, KEY_FN_F4 },
+ { SONYPI_EVENT_FNKEY_F5, KEY_FN_F5 },
+ { SONYPI_EVENT_FNKEY_F6, KEY_FN_F6 },
+ { SONYPI_EVENT_FNKEY_F7, KEY_FN_F7 },
+ { SONYPI_EVENT_FNKEY_F8, KEY_FN_F8 },
+ { SONYPI_EVENT_FNKEY_F9, KEY_FN_F9 },
+ { SONYPI_EVENT_FNKEY_F10, KEY_FN_F10 },
+ { SONYPI_EVENT_FNKEY_F11, KEY_FN_F11 },
+ { SONYPI_EVENT_FNKEY_F12, KEY_FN_F12 },
+ { SONYPI_EVENT_FNKEY_1, KEY_FN_1 },
+ { SONYPI_EVENT_FNKEY_2, KEY_FN_2 },
+ { SONYPI_EVENT_FNKEY_D, KEY_FN_D },
+ { SONYPI_EVENT_FNKEY_E, KEY_FN_E },
+ { SONYPI_EVENT_FNKEY_F, KEY_FN_F },
+ { SONYPI_EVENT_FNKEY_S, KEY_FN_S },
+ { SONYPI_EVENT_FNKEY_B, KEY_FN_B },
+ { SONYPI_EVENT_BLUETOOTH_PRESSED, KEY_BLUE },
+ { SONYPI_EVENT_BLUETOOTH_ON, KEY_BLUE },
+ { SONYPI_EVENT_PKEY_P1, KEY_PROG1 },
+ { SONYPI_EVENT_PKEY_P2, KEY_PROG2 },
+ { SONYPI_EVENT_PKEY_P3, KEY_PROG3 },
+ { SONYPI_EVENT_BACK_PRESSED, KEY_BACK },
+ { SONYPI_EVENT_HELP_PRESSED, KEY_HELP },
+ { SONYPI_EVENT_ZOOM_PRESSED, KEY_ZOOM },
+ { SONYPI_EVENT_THUMBPHRASE_PRESSED, BTN_THUMB },
+ { 0, 0 },
+};
+
+/* release buttons after a short delay if pressed */
+static void do_sony_pic_release_key(struct work_struct *work)
+{
+ struct sony_pic_keypress kp;
+
+ while (kfifo_get(spic_dev.input_fifo, (unsigned char *)&kp,
+ sizeof(kp)) == sizeof(kp)) {
+ msleep(10);
+ input_report_key(kp.dev, kp.key, 0);
+ input_sync(kp.dev);
+ }
+}
+static DECLARE_WORK(sony_pic_release_key_work,
+ do_sony_pic_release_key);
+
+/* forward event to the input subsytem */
+static void sony_pic_report_input_event(u8 event)
+{
+ struct input_dev *jog_dev = spic_dev.input_jog_dev;
+ struct input_dev *key_dev = spic_dev.input_key_dev;
+ struct sony_pic_keypress kp = { NULL };
+ int i;
+
+ if (event == SONYPI_EVENT_FNKEY_RELEASED) {
+ /* Nothing, not all VAIOs generate this event */
+ return;
+ }
+
+ /* report jog_dev events */
+ if (jog_dev) {
+ switch (event) {
+ case SONYPI_EVENT_JOGDIAL_UP:
+ case SONYPI_EVENT_JOGDIAL_UP_PRESSED:
+ input_report_rel(jog_dev, REL_WHEEL, 1);
+ input_sync(jog_dev);
+ return;
+
+ case SONYPI_EVENT_JOGDIAL_DOWN:
+ case SONYPI_EVENT_JOGDIAL_DOWN_PRESSED:
+ input_report_rel(jog_dev, REL_WHEEL, -1);
+ input_sync(jog_dev);
+ return;
+
+ default:
+ break;
+ }
+ }
+
+ switch (event) {
+ case SONYPI_EVENT_JOGDIAL_PRESSED:
+ kp.key = BTN_MIDDLE;
+ kp.dev = jog_dev;
+ break;
+
+ default:
+ for (i = 0; sony_pic_inputkeys[i].sonypiev; i++)
+ if (event == sony_pic_inputkeys[i].sonypiev) {
+ kp.dev = key_dev;
+ kp.key = sony_pic_inputkeys[i].inputev;
+ break;
+ }
+ break;
+ }
+
+ if (kp.dev) {
+ input_report_key(kp.dev, kp.key, 1);
+ input_sync(kp.dev);
+ kfifo_put(spic_dev.input_fifo,
+ (unsigned char *)&kp, sizeof(kp));
+
+ if (!work_pending(&sony_pic_release_key_work))
+ queue_work(spic_dev.sony_pic_wq,
+ &sony_pic_release_key_work);
+ }
+}
+
+static int sony_pic_setup_input(void)
+{
+ struct input_dev *jog_dev;
+ struct input_dev *key_dev;
+ int i;
+ int error;
+ u8 jog_present = 0;
+
+ /* kfifo */
+ spin_lock_init(&spic_dev.input_fifo_lock);
+ spic_dev.input_fifo =
+ kfifo_alloc(SONYPI_BUF_SIZE, GFP_KERNEL,
+ &spic_dev.input_fifo_lock);
+ if (IS_ERR(spic_dev.input_fifo)) {
+ printk(KERN_ERR "sonypi: kfifo_alloc failed\n");
+ return PTR_ERR(spic_dev.input_fifo);
+ }
+
+ /* init workqueue */
+ spic_dev.sony_pic_wq = create_singlethread_workqueue("sony-pic");
+ if (!spic_dev.sony_pic_wq) {
+ printk(KERN_ERR DRV_PFX
+ "Unabe to create workqueue.\n");
+ error = -ENXIO;
+ goto err_free_kfifo;
+ }
+
+ /* input keys */
+ key_dev = input_allocate_device();
+ if (!key_dev) {
+ error = -ENOMEM;
+ goto err_destroy_wq;
+ }
+
+ key_dev->name = "Sony Vaio Keys";
+ key_dev->id.bustype = BUS_ISA;
+ key_dev->id.vendor = PCI_VENDOR_ID_SONY;
+
+ /* Initialize the Input Drivers: special keys */
+ key_dev->evbit[0] = BIT(EV_KEY);
+ for (i = 0; sony_pic_inputkeys[i].sonypiev; i++)
+ if (sony_pic_inputkeys[i].inputev)
+ set_bit(sony_pic_inputkeys[i].inputev, key_dev->keybit);
+
+ error = input_register_device(key_dev);
+ if (error)
+ goto err_free_keydev;
+
+ spic_dev.input_key_dev = key_dev;
+
+ /* jogdial - really reliable ? */
+ ec_read(SONY_EC_JOGB, &jog_present);
+ if (jog_present & SONY_EC_JOGB_MASK || force_jog) {
+ jog_dev = input_allocate_device();
+ if (!jog_dev) {
+ error = -ENOMEM;
+ goto err_unregister_keydev;
+ }
+
+ jog_dev->name = "Sony Vaio Jogdial";
+ jog_dev->id.bustype = BUS_ISA;
+ jog_dev->id.vendor = PCI_VENDOR_ID_SONY;
+
+ jog_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL);
+ jog_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_MIDDLE);
+ jog_dev->relbit[0] = BIT(REL_WHEEL);
+
+ error = input_register_device(jog_dev);
+ if (error)
+ goto err_free_jogdev;
+
+ spic_dev.input_jog_dev = jog_dev;
+ }
+
+ return 0;
+
+err_free_jogdev:
+ input_free_device(jog_dev);
+
+err_unregister_keydev:
+ input_unregister_device(key_dev);
+ /* to avoid kref underflow below at input_free_device */
+ key_dev = NULL;
+
+err_free_keydev:
+ input_free_device(key_dev);
+
+err_destroy_wq:
+ destroy_workqueue(spic_dev.sony_pic_wq);
+
+err_free_kfifo:
+ kfifo_free(spic_dev.input_fifo);
+
+ return error;
+}
+
+static void sony_pic_remove_input(void)
+{
+ /* flush workqueue first */
+ flush_workqueue(spic_dev.sony_pic_wq);
+
+ /* destroy input devs */
+ input_unregister_device(spic_dev.input_key_dev);
+ spic_dev.input_key_dev = NULL;
+
+ if (spic_dev.input_jog_dev) {
+ input_unregister_device(spic_dev.input_jog_dev);
+ spic_dev.input_jog_dev = NULL;
+ }
+
+ destroy_workqueue(spic_dev.sony_pic_wq);
+ kfifo_free(spic_dev.input_fifo);
+}
+
+/********************
+ *
+ * ACPI callbacks
+ *
+ ********************/
+static acpi_status
+sony_pic_read_possible_resource(struct acpi_resource *resource, void *context)
+{
+ u32 i;
+ struct sony_pic_dev *dev = (struct sony_pic_dev *)context;
+
+ switch (resource->type) {
+ case ACPI_RESOURCE_TYPE_START_DEPENDENT:
+ case ACPI_RESOURCE_TYPE_END_DEPENDENT:
+ return AE_OK;
+
+ case ACPI_RESOURCE_TYPE_IRQ:
+ {
+ struct acpi_resource_irq *p = &resource->data.irq;
+ struct sony_pic_irq *interrupt = NULL;
+ if (!p || !p->interrupt_count) {
+ /*
+ * IRQ descriptors may have no IRQ# bits set,
+ * particularly those those w/ _STA disabled
+ */
+ dprintk("Blank IRQ resource\n");
+ return AE_OK;
+ }
+ for (i = 0; i < p->interrupt_count; i++) {
+ if (!p->interrupts[i]) {
+ printk(KERN_WARNING DRV_PFX
+ "Invalid IRQ %d\n",
+ p->interrupts[i]);
+ continue;
+ }
+ interrupt = kzalloc(sizeof(*interrupt),
+ GFP_KERNEL);
+ if (!interrupt)
+ return AE_ERROR;
+
+ list_add(&interrupt->list, &dev->interrupts);
+ interrupt->irq.triggering = p->triggering;
+ interrupt->irq.polarity = p->polarity;
+ interrupt->irq.sharable = p->sharable;
+ interrupt->irq.interrupt_count = 1;
+ interrupt->irq.interrupts[0] = p->interrupts[i];
+ }
+ return AE_OK;
+ }
+ case ACPI_RESOURCE_TYPE_IO:
+ {
+ struct acpi_resource_io *io = &resource->data.io;
+ struct sony_pic_ioport *ioport = NULL;
+ if (!io) {
+ dprintk("Blank IO resource\n");
+ return AE_OK;
+ }
+
+ ioport = kzalloc(sizeof(*ioport), GFP_KERNEL);
+ if (!ioport)
+ return AE_ERROR;
+
+ list_add(&ioport->list, &dev->ioports);
+ memcpy(&ioport->io, io, sizeof(*io));
+ return AE_OK;
+ }
+ default:
+ dprintk("Resource %d isn't an IRQ nor an IO port\n",
+ resource->type);
+
+ case ACPI_RESOURCE_TYPE_END_TAG:
+ return AE_OK;
+ }
+ return AE_CTRL_TERMINATE;
+}
+
+static int sony_pic_possible_resources(struct acpi_device *device)
+{
+ int result = 0;
+ acpi_status status = AE_OK;
+
+ if (!device)
+ return -EINVAL;
+
+ /* get device status */
+ /* see acpi_pci_link_get_current acpi_pci_link_get_possible */
+ dprintk("Evaluating _STA\n");
+ result = acpi_bus_get_status(device);
+ if (result) {
+ printk(KERN_WARNING DRV_PFX "Unable to read status\n");
+ goto end;
+ }
+
+ if (!device->status.enabled)
+ dprintk("Device disabled\n");
+ else
+ dprintk("Device enabled\n");
+
+ /*
+ * Query and parse 'method'
+ */
+ dprintk("Evaluating %s\n", METHOD_NAME__PRS);
+ status = acpi_walk_resources(device->handle, METHOD_NAME__PRS,
+ sony_pic_read_possible_resource, &spic_dev);
+ if (ACPI_FAILURE(status)) {
+ printk(KERN_WARNING DRV_PFX
+ "Failure evaluating %s\n",
+ METHOD_NAME__PRS);
+ result = -ENODEV;
+ }
+end:
+ return result;
+}
+
+/*
+ * Disable the spic device by calling its _DIS method
+ */
+static int sony_pic_disable(struct acpi_device *device)
+{
+ if (ACPI_FAILURE(acpi_evaluate_object(device->handle, "_DIS", 0, NULL)))
+ return -ENXIO;
+
+ dprintk("Device disabled\n");
+ return 0;
+}
+
+
+/*
+ * Based on drivers/acpi/pci_link.c:acpi_pci_link_set
+ *
+ * Call _SRS to set current resources
+ */
+static int sony_pic_enable(struct acpi_device *device,
+ struct sony_pic_ioport *ioport, struct sony_pic_irq *irq)
+{
+ acpi_status status;
+ int result = 0;
+ struct {
+ struct acpi_resource io_res;
+ struct acpi_resource irq_res;
+ struct acpi_resource end;
+ } *resource;
+ struct acpi_buffer buffer = { 0, NULL };
+
+ if (!ioport || !irq)
+ return -EINVAL;
+
+ /* init acpi_buffer */
+ resource = kzalloc(sizeof(*resource) + 1, GFP_KERNEL);
+ if (!resource)
+ return -ENOMEM;
+
+ buffer.length = sizeof(*resource) + 1;
+ buffer.pointer = resource;
+
+ /* setup io resource */
+ resource->io_res.type = ACPI_RESOURCE_TYPE_IO;
+ resource->io_res.length = sizeof(struct acpi_resource);
+ memcpy(&resource->io_res.data.io, &ioport->io,
+ sizeof(struct acpi_resource_io));
+
+ /* setup irq resource */
+ resource->irq_res.type = ACPI_RESOURCE_TYPE_IRQ;
+ resource->irq_res.length = sizeof(struct acpi_resource);
+ memcpy(&resource->irq_res.data.irq, &irq->irq,
+ sizeof(struct acpi_resource_irq));
+ /* we requested a shared irq */
+ resource->irq_res.data.irq.sharable = ACPI_SHARED;
+
+ resource->end.type = ACPI_RESOURCE_TYPE_END_TAG;
+
+ /* Attempt to set the resource */
+ dprintk("Evaluating _SRS\n");
+ status = acpi_set_current_resources(device->handle, &buffer);
+
+ /* check for total failure */
+ if (ACPI_FAILURE(status)) {
+ printk(KERN_ERR DRV_PFX "Error evaluating _SRS");
+ result = -ENODEV;
+ goto end;
+ }
+
+ /* Necessary device initializations calls (from sonypi) */
+ sony_pic_call1(0x82);
+ sony_pic_call2(0x81, 0xff);
+ sony_pic_call1(compat ? 0x92 : 0x82);
+
+end:
+ kfree(resource);
+ return result;
+}
+
+/*****************
+ *
+ * ISR: some event is available
+ *
+ *****************/
+static irqreturn_t sony_pic_irq(int irq, void *dev_id)
+{
+ int i, j;
+ u32 port_val = 0;
+ u8 ev = 0;
+ u8 data_mask = 0;
+ u8 device_event = 0;
+
+ struct sony_pic_dev *dev = (struct sony_pic_dev *) dev_id;
+
+ acpi_os_read_port(dev->cur_ioport->io.minimum, &port_val,
+ dev->cur_ioport->io.address_length);
+ ev = port_val & SONY_PIC_EV_MASK;
+ data_mask = 0xff & (port_val >> (dev->cur_ioport->io.address_length - 8));
+
+ dprintk("event (0x%.8x [%.2x] [%.2x]) at port 0x%.4x\n",
+ port_val, ev, data_mask, dev->cur_ioport->io.minimum);
+
+ if (ev == 0x00 || ev == 0xff)
+ return IRQ_HANDLED;
+
+ for (i = 0; sony_pic_eventtypes[i].model; i++) {
+
+ if (spic_dev.model != sony_pic_eventtypes[i].model)
+ continue;
+
+ if ((data_mask & sony_pic_eventtypes[i].data) !=
+ sony_pic_eventtypes[i].data)
+ continue;
+
+ if (!(mask & sony_pic_eventtypes[i].mask))
+ continue;
+
+ for (j = 0; sony_pic_eventtypes[i].events[j].event; j++) {
+ if (ev == sony_pic_eventtypes[i].events[j].data) {
+ device_event =
+ sony_pic_eventtypes[i].events[j].event;
+ goto found;
+ }
+ }
+ }
+ return IRQ_HANDLED;
+
+found:
+ sony_pic_report_input_event(device_event);
+ acpi_bus_generate_event(spic_dev.acpi_dev, 1, device_event);
+
+ return IRQ_HANDLED;
+}
+
+/*****************
+ *
+ * ACPI driver
+ *
+ *****************/
+static int sony_pic_remove(struct acpi_device *device, int type)
+{
+ struct sony_pic_ioport *io, *tmp_io;
+ struct sony_pic_irq *irq, *tmp_irq;
+
+ if (sony_pic_disable(device)) {
+ printk(KERN_ERR DRV_PFX "Couldn't disable device.\n");
+ return -ENXIO;
+ }
+
+ free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
+ release_region(spic_dev.cur_ioport->io.minimum,
+ spic_dev.cur_ioport->io.address_length);
+
+ sony_pic_remove_input();
+
+ list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
+ list_del(&io->list);
+ kfree(io);
+ }
+ list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
+ list_del(&irq->list);
+ kfree(irq);
+ }
+ spic_dev.cur_ioport = NULL;
+ spic_dev.cur_irq = NULL;
+
+ dprintk("removed.\n");
+ return 0;
+}
+
+static int sony_pic_add(struct acpi_device *device)
+{
+ int result;
+ struct sony_pic_ioport *io, *tmp_io;
+ struct sony_pic_irq *irq, *tmp_irq;
+
+ printk(KERN_INFO DRV_PFX
+ "Sony Programmable I/O Controller Driver v%s.\n",
+ SONY_LAPTOP_DRIVER_VERSION);
+
+ spic_dev.acpi_dev = device;
+ strcpy(acpi_device_class(device), "sony/hotkey");
+ spic_dev.model = sony_pic_detect_device_type();
+
+ /* read _PRS resources */
+ result = sony_pic_possible_resources(device);
+ if (result) {
+ printk(KERN_ERR DRV_PFX
+ "Unabe to read possible resources.\n");
+ goto err_free_resources;
+ }
+
+ /* setup input devices and helper fifo */
+ result = sony_pic_setup_input();
+ if (result) {
+ printk(KERN_ERR DRV_PFX
+ "Unabe to create input devices.\n");
+ goto err_free_resources;
+ }
+
+ /* request io port */
+ list_for_each_entry(io, &spic_dev.ioports, list) {
+ if (request_region(io->io.minimum, io->io.address_length,
+ "Sony Programable I/O Device")) {
+ dprintk("I/O port: 0x%.4x (0x%.4x) + 0x%.2x\n",
+ io->io.minimum, io->io.maximum,
+ io->io.address_length);
+ spic_dev.cur_ioport = io;
+ break;
+ }
+ }
+ if (!spic_dev.cur_ioport) {
+ printk(KERN_ERR DRV_PFX "Failed to request_region.\n");
+ result = -ENODEV;
+ goto err_remove_input;
+ }
+
+ /* request IRQ */
+ list_for_each_entry(irq, &spic_dev.interrupts, list) {
+ if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
+ IRQF_SHARED, "sony-laptop", &spic_dev)) {
+ dprintk("IRQ: %d - triggering: %d - "
+ "polarity: %d - shr: %d\n",
+ irq->irq.interrupts[0],
+ irq->irq.triggering,
+ irq->irq.polarity,
+ irq->irq.sharable);
+ spic_dev.cur_irq = irq;
+ break;
+ }
+ }
+ if (!spic_dev.cur_irq) {
+ printk(KERN_ERR DRV_PFX "Failed to request_irq.\n");
+ result = -ENODEV;
+ goto err_release_region;
+ }
+
+ /* set resource status _SRS */
+ result = sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
+ if (result) {
+ printk(KERN_ERR DRV_PFX "Couldn't enable device.\n");
+ goto err_free_irq;
+ }
+
+ return 0;
+
+err_free_irq:
+ free_irq(spic_dev.cur_irq->irq.interrupts[0], &spic_dev);
+
+err_release_region:
+ release_region(spic_dev.cur_ioport->io.minimum,
+ spic_dev.cur_ioport->io.address_length);
+
+err_remove_input:
+ sony_pic_remove_input();
+
+err_free_resources:
+ list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
+ list_del(&io->list);
+ kfree(io);
+ }
+ list_for_each_entry_safe(irq, tmp_irq, &spic_dev.interrupts, list) {
+ list_del(&irq->list);
+ kfree(irq);
+ }
+ spic_dev.cur_ioport = NULL;
+ spic_dev.cur_irq = NULL;
+
+ return result;
+}
+
+static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
+{
+ if (sony_pic_disable(device))
+ return -ENXIO;
+ return 0;
+}
+
+static int sony_pic_resume(struct acpi_device *device)
+{
+ sony_pic_enable(device, spic_dev.cur_ioport, spic_dev.cur_irq);
+ return 0;
+}
+
+static struct acpi_driver sony_pic_driver = {
+ .name = SONY_PIC_DRIVER_NAME,
+ .class = SONY_PIC_CLASS,
+ .ids = SONY_PIC_HID,
+ .owner = THIS_MODULE,
+ .ops = {
+ .add = sony_pic_add,
+ .remove = sony_pic_remove,
+ .suspend = sony_pic_suspend,
+ .resume = sony_pic_resume,
+ },
+};
+
+static struct dmi_system_id __initdata sonypi_dmi_table[] = {
+ {
+ .ident = "Sony Vaio",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "PCG-"),
+ },
+ },
+ {
+ .ident = "Sony Vaio",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VGN-"),
+ },
+ },
+ { }
+};
+
static int __init sony_laptop_init(void)
{
- return acpi_bus_register_driver(&sony_nc_driver);
+ int result;
+
+ if (!no_spic && dmi_check_system(sonypi_dmi_table)) {
+ result = acpi_bus_register_driver(&sony_pic_driver);
+ if (result) {
+ printk(KERN_ERR DRV_PFX
+ "Unable to register SPIC driver.");
+ goto out;
+ }
+ }
+
+ result = acpi_bus_register_driver(&sony_nc_driver);
+ if (result) {
+ printk(KERN_ERR DRV_PFX "Unable to register SNC driver.");
+ goto out_unregister_pic;
+ }
+
+ return 0;
+
+out_unregister_pic:
+ if (!no_spic)
+ acpi_bus_unregister_driver(&sony_pic_driver);
+out:
+ return result;
}
static void __exit sony_laptop_exit(void)
{
acpi_bus_unregister_driver(&sony_nc_driver);
+ if (!no_spic)
+ acpi_bus_unregister_driver(&sony_pic_driver);
}
module_init(sony_laptop_init);
projects / linux-drm-fsl-dcu.git / commitdiff