diff options
| -rw-r--r-- | drivers/platform/x86/panasonic-laptop.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/platform/x86/panasonic-laptop.c b/drivers/platform/x86/panasonic-laptop.c index 609d38779b26..3f870972247c 100644 --- a/drivers/platform/x86/panasonic-laptop.c +++ b/drivers/platform/x86/panasonic-laptop.c @@ -449,6 +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; @@ -462,6 +463,16 @@ static void acpi_pcc_generate_keyinput(struct pcc_acpi *pcc) "error getting hotkey status\n")); return; } + + /* 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)) ACPI_DEBUG_PRINT((ACPI_DB_ERROR, |