[patch 1/2] Fix shift-pgup problems in i8042.c

[Vojtech Pavlik <vojtech@suse.cz>]

Hi!

You can import this changeset into BK by piping this whole message to:
'| bk receive [path to repository]' or apply the patch as usual.
'bk pull bk://linux-input.bkbits.net/linux-input' should work as well.

===================================================================

ChangeSet@1.510, 2002-08-21 19:00:13+02:00, vojtech@suse.cz
  Fix i8042.c to ignore fake key releases generated by AT keyboard
  in translated set 2. This fixes a problem where shift-pgup, with
  the pgup released first generated an unknown scancode warning and
  the shift remained stuck.


 i8042.c |    4 ++++
 1 files changed, 4 insertions(+)

===================================================================

diff -Nru a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
--- a/drivers/input/serio/i8042.c	Wed Aug 21 19:00:39 2002
+++ b/drivers/input/serio/i8042.c	Wed Aug 21 19:00:39 2002
@@ -54,6 +54,7 @@
 static struct serio i8042_aux_port;
 static unsigned char i8042_initial_ctr;
 static unsigned char i8042_ctr;
+static unsigned char i8042_last_e0;
 struct timer_list i8042_timer;
 
 #ifdef I8042_DEBUG_IO
@@ -366,12 +367,15 @@
 					if (data > 0x7f) {
 						if (test_and_clear_bit(data & 0x7f, i8042_unxlate_seen)) {
 							serio_interrupt(&i8042_kbd_port, 0xf0, dfl);
+							if (i8042_last_e0 && (data == 0xaa || data == 0xb6))
+								set_bit(data & 0x7f, i8042_unxlate_seen);
 							data = i8042_unxlate_table[data & 0x7f];
 						}
 					} else {
 						set_bit(data, i8042_unxlate_seen);
 						data = i8042_unxlate_table[data];
 					}
+					i8042_last_e0 = (data == 0xe0);
 				}
 				serio_interrupt(&i8042_kbd_port, data, dfl);
 			}

===================================================================

This BitKeeper patch contains the following changesets:
+
## Wrapped with gzip_uu ##


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`
end

-- 
Vojtech Pavlik
SuSE Labs