openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ps2: don't raise an interrupt if queue is full 

ps2_queue() behaves differently than the very similar functions
ps2_queue_2() to ps2_queue_4(). The first one calls update_irq()
even if the queue is full, the others don't. Change ps2_queue()
to be consistent with the others.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Message-Id: <20210525181441.27768-2-vr_qemu@t-online.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Volker Rümelin 2021-05-25 20:14:31 +02:00 committed by Gerd Hoffmann
parent 76968101f5
commit 7704bb02dd
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
hw/input/ps2.c
View File

@ -212,6 +212,10 @@ void ps2_raise_irq(PS2State *s)
void ps2_queue(PS2State *s, int b)
{
if (PS2_QUEUE_SIZE - s->queue.count < 1) {
return;
}
ps2_queue_noirq(s, b);
s->update_irq(s->update_arg, 1);
}