patch-2.2.17 linux/drivers/sound/emu10k1/timer.h

• Lines: 54
• Date: Mon Sep 4 18:39:21 2000
• Orig file: v2.2.16/drivers/sound/emu10k1/timer.h
• Orig date: Thu Jan 1 01:00:00 1970

diff -u --recursive --new-file v2.2.16/drivers/sound/emu10k1/timer.h linux/drivers/sound/emu10k1/timer.h
@@ -0,0 +1,53 @@
+/*
+ **********************************************************************
+ *     timer.h
+ *     Copyright (C) 1999, 2000 Creative Labs, Inc.
+ *
+ **********************************************************************
+ *
+ *     This program is free software; you can redistribute it and/or
+ *     modify it under the terms of the GNU General Public License as
+ *     published by the Free Software Foundation; either version 2 of
+ *     the License, or (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public
+ *     License along with this program; if not, write to the Free
+ *     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+ *     USA.
+ *
+ **********************************************************************
+ */
+
+
+#ifndef _TIMER_H
+#define _TIMER_H
+
+#include <linux/interrupt.h>
+#include "hwaccess.h"
+
+struct emu_timer 
+{
+	struct list_head list;
+	struct tasklet_struct tasklet;
+	u8 state; 
+	u32 count;				/* current number of interrupts */
+	u32 count_max;				/* number of interrupts needed to schedule the bh */
+	u32 delay;                              /* timer delay */
+};
+
+void emu10k1_timer_install(struct emu10k1_card *, struct emu_timer *, u32);
+void emu10k1_timer_uninstall(struct emu10k1_card *, struct emu_timer *);
+void emu10k1_timer_enable(struct emu10k1_card *, struct emu_timer *);
+void emu10k1_timer_disable(struct emu10k1_card *, struct emu_timer *);
+
+#define TIMER_STOPPED 			0xffffffff 
+#define TIMER_STATE_INSTALLED 		0x01
+#define TIMER_STATE_ACTIVE		0x02
+#define TIMER_STATE_UNINSTALLED 	0x04
+
+#endif /* _TIMER_H */