Messages in this thread Patch in this message | | | Date | Thu, 29 Aug 2002 21:56:27 +0200 | Subject | [PATCH] 23/41 sound/oss/mad16.c - convert cli to spinlocks | From | pwaechtler@mac ... |
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--- vanilla-2.5.32/sound/oss/mad16.c Sat Aug 10 00:08:54 2002 +++ linux-2.5-cli-oss/sound/oss/mad16.c Tue Aug 13 15:37:01 2002 @@ -43,7 +43,7 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/gameport.h> - +#include <linux/spinlock.h> #include "sound_config.h" #include "ad1848.h" @@ -53,7 +53,7 @@ static int mad16_conf; static int mad16_cdsel; static struct gameport gameport; - +static spinlock_t lock=SPIN_LOCK_UNLOCKED; static int already_initialized = 0; #define C928 1 @@ -106,8 +106,7 @@ unsigned long flags; unsigned char tmp; - save_flags(flags); - cli(); + spin_lock_irqsave(&lock,flags); switch (board_type) /* Output password */ { @@ -142,7 +141,7 @@ if (!c924pnp) tmp = inb(port); else tmp = inb(port-0x80); - restore_flags(flags); + spin_unlock_irqrestore(&lock,flags); return tmp; } @@ -151,8 +150,7 @@ { unsigned long flags; - save_flags(flags); - cli(); + spin_lock_irqsave(&lock,flags); switch (board_type) /* Output password */ { @@ -185,7 +183,7 @@ if (!c924pnp) outb(((unsigned char) (value & 0xff)), port); else outb(((unsigned char) (value & 0xff)), port-0x80); - restore_flags(flags); + spin_unlock_irqrestore(&lock,flags); } static int __init detect_c930(void) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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