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");
+ "set this if you want to enable backward compatibility mode for SPIC");
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)");
+/*********** Input Devices ***********/
+
+#define SONY_LAPTOP_BUF_SIZE 128
+struct sony_laptop_input_s {
+ atomic_t users;
+ struct input_dev *jog_dev;
+ struct input_dev *key_dev;
+ struct kfifo *fifo;
+ spinlock_t fifo_lock;
+ struct workqueue_struct *wq;
+};
+static struct sony_laptop_input_s sony_laptop_input = {
+ .users = ATOMIC_INIT(0),
+};
+
+struct sony_laptop_keypress {
+ struct input_dev *dev;
+ int key;
+};
+
+/* Correspondance table between sonypi events and input layer events */
+static struct {
+ int sonypiev;
+ int inputev;
+} sony_laptop_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_laptop_release_key(struct work_struct *work)
+{
+ struct sony_laptop_keypress kp;
+
+ while (kfifo_get(sony_laptop_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_laptop_release_key_work,
+ do_sony_laptop_release_key);
+
+/* forward event to the input subsytem */
+static void sony_laptop_report_input_event(u8 event)
+{
+ struct input_dev *jog_dev = sony_laptop_input.jog_dev;
+ struct input_dev *key_dev = sony_laptop_input.key_dev;
+ struct sony_laptop_keypress kp = { NULL };
+ int i;
+
+ if (event == SONYPI_EVENT_FNKEY_RELEASED) {
+ /* Nothing, not all VAIOs generate this event */
+ return;
+ }
+
+ /* report events */
+ switch (event) {
+ /* jog_dev events */
+ 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;
+
+ /* key_dev events */
+ case SONYPI_EVENT_JOGDIAL_PRESSED:
+ kp.key = BTN_MIDDLE;
+ kp.dev = jog_dev;
+ break;
+
+ default:
+ for (i = 0; sony_laptop_inputkeys[i].sonypiev; i++)
+ if (event == sony_laptop_inputkeys[i].sonypiev) {
+ kp.dev = key_dev;
+ kp.key = sony_laptop_inputkeys[i].inputev;
+ break;
+ }
+ break;
+ }
+
+ if (kp.dev) {
+ input_report_key(kp.dev, kp.key, 1);
+ input_sync(kp.dev);
+ kfifo_put(sony_laptop_input.fifo,
+ (unsigned char *)&kp, sizeof(kp));
+
+ if (!work_pending(&sony_laptop_release_key_work))
+ queue_work(sony_laptop_input.wq,
+ &sony_laptop_release_key_work);
+ } else
+ dprintk("unknown input event %.2x\n", event);
+}
+
+static int sony_laptop_setup_input(void)
+{
+ struct input_dev *jog_dev;
+ struct input_dev *key_dev;
+ int i;
+ int error;
+
+ /* don't run again if already initialized */
+ if (atomic_add_return(1, &sony_laptop_input.users) > 1)
+ return 0;
+
+ /* kfifo */
+ spin_lock_init(&sony_laptop_input.fifo_lock);
+ sony_laptop_input.fifo =
+ kfifo_alloc(SONY_LAPTOP_BUF_SIZE, GFP_KERNEL,
+ &sony_laptop_input.fifo_lock);
+ if (IS_ERR(sony_laptop_input.fifo)) {
+ printk(KERN_ERR DRV_PFX "kfifo_alloc failed\n");
+ error = PTR_ERR(sony_laptop_input.fifo);
+ goto err_dec_users;
+ }
+
+ /* init workqueue */
+ sony_laptop_input.wq = create_singlethread_workqueue("sony-laptop");
+ if (!sony_laptop_input.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_laptop_inputkeys[i].sonypiev; i++)
+ if (sony_laptop_inputkeys[i].inputev)
+ set_bit(sony_laptop_inputkeys[i].inputev,
+ key_dev->keybit);
+
+ error = input_register_device(key_dev);
+ if (error)
+ goto err_free_keydev;
+
+ sony_laptop_input.key_dev = key_dev;
+
+ /* jogdial */
+ 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;
+
+ sony_laptop_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(sony_laptop_input.wq);
+
+err_free_kfifo:
+ kfifo_free(sony_laptop_input.fifo);
+
+err_dec_users:
+ atomic_dec(&sony_laptop_input.users);
+ return error;
+}
+
+static void sony_laptop_remove_input(void)
+{
+ /* cleanup only after the last user has gone */
+ if (!atomic_dec_and_test(&sony_laptop_input.users))
+ return;
+
+ /* flush workqueue first */
+ flush_workqueue(sony_laptop_input.wq);
+
+ /* destroy input devs */
+ input_unregister_device(sony_laptop_input.key_dev);
+ sony_laptop_input.key_dev = NULL;
+
+ if (sony_laptop_input.jog_dev) {
+ input_unregister_device(sony_laptop_input.jog_dev);
+ sony_laptop_input.jog_dev = NULL;
+ }
+
+ destroy_workqueue(sony_laptop_input.wq);
+ kfifo_free(sony_laptop_input.fifo);
+}
+
/*********** Platform Device ***********/
static atomic_t sony_pf_users = ATOMIC_INIT(0);
static void sony_acpi_notify(acpi_handle handle, u32 event, void *data)
{
dprintk("sony_acpi_notify, event: %d\n", event);
+ sony_laptop_report_input_event(event);
acpi_bus_generate_event(sony_nc_acpi_device, 1, event);
}
}
}
+ /* setup input devices and helper fifo */
+ result = sony_laptop_setup_input();
+ if (result) {
+ printk(KERN_ERR DRV_PFX
+ "Unabe to create input devices.\n");
+ goto outwalk;
+ }
+
status = acpi_install_notify_handler(sony_nc_acpi_handle,
ACPI_DEVICE_NOTIFY,
sony_acpi_notify, NULL);
if (ACPI_FAILURE(status)) {
printk(LOG_PFX "unable to install notify handler\n");
result = -ENODEV;
- goto outwalk;
+ goto outinput;
}
if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "GBRT", &handle))) {
device_remove_file(&sony_pf_device->dev, &item->devattr);
}
sony_pf_remove();
+
outbacklight:
if (sony_backlight_device)
backlight_device_unregister(sony_backlight_device);
sony_acpi_notify);
if (ACPI_FAILURE(status))
printk(LOG_PFX "unable to remove notify handler\n");
+
+ outinput:
+ sony_laptop_remove_input();
+
outwalk:
return result;
}
}
sony_pf_remove();
+ sony_laptop_remove_input();
printk(KERN_INFO SONY_NC_DRIVER_NAME " successfully removed\n");
#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_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 = {
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)
{
return IRQ_HANDLED;
found:
- sony_pic_report_input_event(device_event);
+ sony_laptop_report_input_event(device_event);
acpi_bus_generate_event(spic_dev.acpi_dev, 1, device_event);
return IRQ_HANDLED;
release_region(spic_dev.cur_ioport->io.minimum,
spic_dev.cur_ioport->io.address_length);
- sony_pic_remove_input();
+ sony_laptop_remove_input();
list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
list_del(&io->list);
}
/* setup input devices and helper fifo */
- result = sony_pic_setup_input();
+ result = sony_laptop_setup_input();
if (result) {
printk(KERN_ERR DRV_PFX
"Unabe to create input devices.\n");
spic_dev.cur_ioport->io.address_length);
err_remove_input:
- sony_pic_remove_input();
+ sony_laptop_remove_input();
err_free_resources:
list_for_each_entry_safe(io, tmp_io, &spic_dev.ioports, list) {
projects / linux-drm-fsl-dcu.git / commitdiff