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authorBen Collins <bcollins@ubuntu.com>2006-01-08 04:04:24 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-08 23:14:03 -0500
commitb368fae6abaa1736b8f26128c32947d47237b8e5 (patch)
treed9e14fb1c894c51bdd92b100f0ac30bcc8714174
parent44f061033360f9d4db7e9b29d64f9df3667cb41e (diff)
[PATCH] sonypi: Enable ACPI events for Sony laptop hotkeys
Signed-off-by: Ben Collins <bcollins@ubuntu.com> Cc: "Brown, Len" <len.brown@intel.com> Cc: linux-acpi@vger.kernel.org Cc: Stelian Pop <stelian@popies.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/char/sonypi.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index 6a9e23dc4897..f8dd8527c6aa 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -510,6 +510,11 @@ static struct sonypi_device {
510#define SONYPI_ACPI_ACTIVE 0 510#define SONYPI_ACPI_ACTIVE 0
511#endif /* CONFIG_ACPI */ 511#endif /* CONFIG_ACPI */
512 512
513#ifdef CONFIG_ACPI
514static struct acpi_device *sonypi_acpi_device;
515static int acpi_enabled;
516#endif
517
513static int sonypi_ec_write(u8 addr, u8 value) 518static int sonypi_ec_write(u8 addr, u8 value)
514{ 519{
515#ifdef CONFIG_ACPI_EC 520#ifdef CONFIG_ACPI_EC
@@ -863,6 +868,11 @@ found:
863 if (useinput) 868 if (useinput)
864 sonypi_report_input_event(event); 869 sonypi_report_input_event(event);
865 870
871#ifdef CONFIG_ACPI
872 if (acpi_enabled)
873 acpi_bus_generate_event(sonypi_acpi_device, 1, event);
874#endif
875
866 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event)); 876 kfifo_put(sonypi_device.fifo, (unsigned char *)&event, sizeof(event));
867 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN); 877 kill_fasync(&sonypi_device.fifo_async, SIGIO, POLL_IN);
868 wake_up_interruptible(&sonypi_device.fifo_proc_list); 878 wake_up_interruptible(&sonypi_device.fifo_proc_list);
@@ -1164,6 +1174,32 @@ static int sonypi_disable(void)
1164 return 0; 1174 return 0;
1165} 1175}
1166 1176
1177#ifdef CONFIG_ACPI
1178static int sonypi_acpi_add(struct acpi_device *device)
1179{
1180 sonypi_acpi_device = device;
1181 strcpy(acpi_device_name(device), "Sony laptop hotkeys");
1182 strcpy(acpi_device_class(device), "sony/hotkey");
1183 return 0;
1184}
1185
1186static int sonypi_acpi_remove(struct acpi_device *device, int type)
1187{
1188 sonypi_acpi_device = NULL;
1189 return 0;
1190}
1191
1192static struct acpi_driver sonypi_acpi_driver = {
1193 .name = "sonypi",
1194 .class = "hkey",
1195 .ids = "SNY6001",
1196 .ops = {
1197 .add = sonypi_acpi_add,
1198 .remove = sonypi_acpi_remove,
1199 },
1200};
1201#endif
1202
1167static int __devinit sonypi_create_input_devices(void) 1203static int __devinit sonypi_create_input_devices(void)
1168{ 1204{
1169 struct input_dev *jog_dev; 1205 struct input_dev *jog_dev;
@@ -1511,6 +1547,11 @@ static int __init sonypi_init(void)
1511 if (error) 1547 if (error)
1512 goto err_free_device; 1548 goto err_free_device;
1513 1549
1550#ifdef CONFIG_ACPI
1551 if (acpi_bus_register_driver(&sonypi_acpi_driver) > 0)
1552 acpi_enabled = 1;
1553#endif
1554
1514 return 0; 1555 return 0;
1515 1556
1516 err_free_device: 1557 err_free_device:
@@ -1522,6 +1563,10 @@ static int __init sonypi_init(void)
1522 1563
1523static void __exit sonypi_exit(void) 1564static void __exit sonypi_exit(void)
1524{ 1565{
1566#ifdef CONFIG_ACPI
1567 if (acpi_enabled)
1568 acpi_bus_unregister_driver(&sonypi_acpi_driver);
1569#endif
1525 platform_device_unregister(sonypi_platform_device); 1570 platform_device_unregister(sonypi_platform_device);
1526 platform_driver_unregister(&sonypi_driver); 1571 platform_driver_unregister(&sonypi_driver);
1527 printk(KERN_INFO "sonypi: removed.\n"); 1572 printk(KERN_INFO "sonypi: removed.\n");