diff options
Diffstat (limited to 'drivers/input/i8042.c')
| -rw-r--r-- | drivers/input/i8042.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/input/i8042.c b/drivers/input/i8042.c index 661d7fd86c..03d4840385 100644 --- a/drivers/input/i8042.c +++ b/drivers/input/i8042.c @@ -134,6 +134,10 @@ static int kbd_reset(int quirk) kbd_read(I8042_DATA_REG) != KBD_POR) goto err; + if (kbd_write(I8042_DATA_REG, CMD_DRAIN_OUTPUT) || + kbd_read(I8042_DATA_REG) != KBD_ACK) + goto err; + /* set AT translation and disable irq */ config = kbd_cmd_read(CMD_RD_CONFIG); if (config == -1) |