2005-09-15 07:18:12

by Dmitry Torokhov

[permalink] [raw]
Subject:

Greg KH <[email protected]>,
Kay Sievers <[email protected]>,
Vojtech Pavlik <[email protected]>,
Hannes Reinecke <[email protected]>
Subject: [patch 19/28] Input: convert sonypi to dynamic input_dev allocation
Content-Disposition: inline; filename=input-dynalloc-sonypi.patch
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit

Input: convert sonypi to dynamic input_dev allocation

This is required for input_dev sysfs integration

Signed-off-by: Dmitry Torokhov <[email protected]>
---

drivers/char/sonypi.c | 92 ++++++++++++++++++++++++++++----------------------
1 files changed, 53 insertions(+), 39 deletions(-)

Index: work/drivers/char/sonypi.c
===================================================================
--- work.orig/drivers/char/sonypi.c
+++ work/drivers/char/sonypi.c
@@ -424,10 +424,6 @@ static struct sonypi_eventtypes {

#define SONYPI_BUF_SIZE 128

-/* The name of the devices for the input device drivers */
-#define SONYPI_JOG_INPUTNAME "Sony Vaio Jogdial"
-#define SONYPI_KEY_INPUTNAME "Sony Vaio Keys"
-
/* Correspondance table between sonypi events and input layer events */
static struct {
int sonypiev;
@@ -490,8 +486,8 @@ static struct sonypi_device {
struct fasync_struct *fifo_async;
int open_count;
int model;
- struct input_dev input_jog_dev;
- struct input_dev input_key_dev;
+ struct input_dev *input_jog_dev;
+ struct input_dev *input_key_dev;
struct work_struct input_work;
struct kfifo *input_fifo;
spinlock_t input_fifo_lock;
@@ -779,8 +775,8 @@ static void input_keyrelease(void *data)

static void sonypi_report_input_event(u8 event)
{
- struct input_dev *jog_dev = &sonypi_device.input_jog_dev;
- struct input_dev *key_dev = &sonypi_device.input_key_dev;
+ struct input_dev *jog_dev = sonypi_device.input_jog_dev;
+ struct input_dev *key_dev = sonypi_device.input_key_dev;
struct sonypi_keypress kp = { NULL };
int i;

@@ -1203,6 +1199,47 @@ static struct device_driver sonypi_drive
.shutdown = sonypi_shutdown,
};

+static int __devinit sonypi_create_input_devices(void)
+{
+ struct input_dev *jog_dev;
+ struct input_dev *key_dev;
+ int i;
+
+ sonypi_device.input_jog_dev = jog_dev = input_allocate_device();
+ if (!jog_dev)
+ return -ENOMEM;
+
+ 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);
+
+ sonypi_device.input_key_dev = key_dev = input_allocate_device();
+ if (!key_dev) {
+ input_free_device(jog_dev);
+ sonypi_device.input_jog_dev = NULL;
+ return -ENOMEM;
+ }
+
+ 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; sonypi_inputkeys[i].sonypiev; i++)
+ if (sonypi_inputkeys[i].inputev)
+ set_bit(sonypi_inputkeys[i].inputev, key_dev->keybit);
+
+ input_register_device(jog_dev);
+ input_register_device(key_dev);
+
+ return 0;
+}
+
static int __devinit sonypi_probe(void)
{
int i, ret;
@@ -1298,34 +1335,10 @@ static int __devinit sonypi_probe(void)
}

if (useinput) {
- /* Initialize the Input Drivers: jogdial */
- int i;
- sonypi_device.input_jog_dev.evbit[0] =
- BIT(EV_KEY) | BIT(EV_REL);
- sonypi_device.input_jog_dev.keybit[LONG(BTN_MOUSE)] =
- BIT(BTN_MIDDLE);
- sonypi_device.input_jog_dev.relbit[0] = BIT(REL_WHEEL);
- sonypi_device.input_jog_dev.name = SONYPI_JOG_INPUTNAME;
- sonypi_device.input_jog_dev.id.bustype = BUS_ISA;
- sonypi_device.input_jog_dev.id.vendor = PCI_VENDOR_ID_SONY;
-
- input_register_device(&sonypi_device.input_jog_dev);
- printk(KERN_INFO "%s input method installed.\n",
- sonypi_device.input_jog_dev.name);

- /* Initialize the Input Drivers: special keys */
- sonypi_device.input_key_dev.evbit[0] = BIT(EV_KEY);
- for (i = 0; sonypi_inputkeys[i].sonypiev; i++)
- if (sonypi_inputkeys[i].inputev)
- set_bit(sonypi_inputkeys[i].inputev,
- sonypi_device.input_key_dev.keybit);
- sonypi_device.input_key_dev.name = SONYPI_KEY_INPUTNAME;
- sonypi_device.input_key_dev.id.bustype = BUS_ISA;
- sonypi_device.input_key_dev.id.vendor = PCI_VENDOR_ID_SONY;
-
- input_register_device(&sonypi_device.input_key_dev);
- printk(KERN_INFO "%s input method installed.\n",
- sonypi_device.input_key_dev.name);
+ ret = sonypi_create_input_devices();
+ if (ret)
+ goto out_inputdevices;

spin_lock_init(&sonypi_device.input_fifo_lock);
sonypi_device.input_fifo =
@@ -1375,8 +1388,9 @@ static int __devinit sonypi_probe(void)
out_platformdev:
kfifo_free(sonypi_device.input_fifo);
out_infifo:
- input_unregister_device(&sonypi_device.input_key_dev);
- input_unregister_device(&sonypi_device.input_jog_dev);
+ input_unregister_device(sonypi_device.input_key_dev);
+ input_unregister_device(sonypi_device.input_jog_dev);
+out_inputdevices:
free_irq(sonypi_device.irq, sonypi_irq);
out_reqirq:
release_region(sonypi_device.ioport1, sonypi_device.region_size);
@@ -1402,8 +1416,8 @@ static void __devexit sonypi_remove(void
platform_device_unregister(sonypi_device.pdev);

if (useinput) {
- input_unregister_device(&sonypi_device.input_key_dev);
- input_unregister_device(&sonypi_device.input_jog_dev);
+ input_unregister_device(sonypi_device.input_key_dev);
+ input_unregister_device(sonypi_device.input_jog_dev);
kfifo_free(sonypi_device.input_fifo);
}