diff options
Diffstat (limited to 'drivers/platform/x86/panasonic-laptop.c')
| -rw-r--r-- | drivers/platform/x86/panasonic-laptop.c | 44 |
1 files changed, 12 insertions, 32 deletions
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c index 4add9a31bf6..3f870972247 100644 --- a/drivers/platform/x86/panasonic-laptop.c +++ b/drivers/platform/x86/panasonic-laptop.c @@ -125,12 +125,10 @@ #include <linux/seq_file.h> #include <linux/uaccess.h> #include <linux/slab.h> -#include <acpi/acpi_bus.h> -#include <acpi/acpi_drivers.h> +#include <linux/acpi.h> #include <linux/input.h> #include <linux/input/sparse-keymap.h> - #ifndef ACPI_HOTKEY_COMPONENT #define ACPI_HOTKEY_COMPONENT 0x10000000 #endif @@ -451,6 +449,7 @@ static struct attribute_group pcc_attr_group = { /* hotkey input device driver */ +static int sleep_keydown_seen; static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc) { struct input_dev *hotk_input_dev = pcc->input_dev; @@ -465,7 +464,14 @@ static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc) return; } - acpi_bus_generate_proc_event(pcc->device, HKEY_NOTIFY, result); + /* hack: some firmware sends no key down for sleep / hibernate */ + if ((result & 0xf) == 0x7 || (result & 0xf) == 0xa) { + if (result & 0x80) + sleep_keydown_seen = 1; + if (!sleep_keydown_seen) + sparse_keymap_report_event(hotk_input_dev, + result & 0xf, 0x80, false); + } if (!sparse_keymap_report_event(hotk_input_dev, result & 0xf, result & 0x80, false)) @@ -493,11 +499,8 @@ static int acpi_pcc_init_input(struct pcc_acpi *pcc) int error; input_dev = input_allocate_device(); - if (!input_dev) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Couldn't allocate input device for hotkey")); + if (!input_dev) return -ENOMEM; - } input_dev->name = ACPI_PCC_DRIVER_NAME; input_dev->phys = ACPI_PCC_INPUT_PHYS; @@ -646,23 +649,6 @@ out_hotkey: return result; } -static int __init acpi_pcc_init(void) -{ - int result = 0; - - if (acpi_disabled) - return -ENODEV; - - result = acpi_bus_register_driver(&acpi_pcc_driver); - if (result < 0) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, - "Error registering hotkey driver\n")); - return -ENODEV; - } - - return 0; -} - static int acpi_pcc_hotkey_remove(struct acpi_device *device) { struct pcc_acpi *pcc = acpi_driver_data(device); @@ -682,10 +668,4 @@ static int acpi_pcc_hotkey_remove(struct acpi_device *device) return 0; } -static void __exit acpi_pcc_exit(void) -{ - acpi_bus_unregister_driver(&acpi_pcc_driver); -} - -module_init(acpi_pcc_init); -module_exit(acpi_pcc_exit); +module_acpi_driver(acpi_pcc_driver); |