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Commit 2ea9c236 authored by Marcos Paulo de Souza's avatar Marcos Paulo de Souza Committed by Dmitry Torokhov
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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: default avatarMarcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent a5e5da2b

drivers/input/serio/i8042.c

+4 −2
Original line number Diff line number Diff line
@@ -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;

		}