diff options
| author | Marcos Paulo de Souza <marcos.souza.org@gmail.com> | 2017-01-22 14:29:22 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-01-22 14:32:35 -0800 |
| commit | 2ea9c2362b562e227a944e0ae370c9868024884e (patch) | |
| tree | 62274f6f2bc65a967e52a600db360a911f32ca7c /drivers/input/serio/i8042.c | |
| parent | a5e5da2b6f129d2a4f7a3f0b73dba2f6f63208ef (diff) | |
Input: i8042 - add dbg msg when a command can't write its parameter
This can happen in cases like bug #102951[1], so add a proper debug msg
as done in wait_read. Also, change wait_read debug message to differ from
wait_write.
[1] https://bugzilla.kernel.org/show_bug.cgi?id=102951
Signed-off-by: Marcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/serio/i8042.c')
| -rw-r--r-- | drivers/input/serio/i8042.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index 62685a768913..c52da651269b 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -312,8 +312,10 @@ static int __i8042_command(unsigned char *param, int command) for (i = 0; i < ((command >> 12) & 0xf); i++) { error = i8042_wait_write(); - if (error) + if (error) { + dbg(" -- i8042 (wait write timeout)\n"); return error; + } dbg("%02x -> i8042 (parameter)\n", param[i]); i8042_write_data(param[i]); } @@ -321,7 +323,7 @@ static int __i8042_command(unsigned char *param, int command) for (i = 0; i < ((command >> 8) & 0xf); i++) { error = i8042_wait_read(); if (error) { - dbg(" -- i8042 (timeout)\n"); + dbg(" -- i8042 (wait read timeout)\n"); return error; } |