From 89b5b9acf6037fc1a87f9e85c64831187a47ba94 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Sat, 17 Apr 2021 13:55:51 +0200
Subject: Implemented I/O polling

---
 kernel/drivers/ps2/mouse.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'kernel/drivers/ps2/mouse.c')

diff --git a/kernel/drivers/ps2/mouse.c b/kernel/drivers/ps2/mouse.c
index 1d3c1ae..ba6d338 100644
--- a/kernel/drivers/ps2/mouse.c
+++ b/kernel/drivers/ps2/mouse.c
@@ -45,6 +45,7 @@ static void mouse_handler(struct regs *r)
 		event->but3 = (mouse_byte[0] >> 2) & 1;
 		stack_push_bot(queue, event);
 		mouse_cycle = 0;
+		io_unblock(IO_MOUSE);
 		break;
 	default:
 		break;
@@ -53,7 +54,7 @@ static void mouse_handler(struct regs *r)
 
 static res mouse_ready(void)
 {
-	return !stack_empty(queue);
+	return !stack_empty(queue) ? EOK : -EAGAIN;
 }
 
 static res mouse_read(void *buf, u32 offset, u32 count)
-- 
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