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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel
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linux
ALSA: Fix PIT lockup on some chipsets when using the PC-Speaker
Fix PIT lockup on some chipsets when using the PC-Speaker.
Signed-off-by: Zoltan Devai <zdevai@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
authored by Zoltan Devai and committed by Takashi Iwai b02555c3 219df32f
+2
-2
sound/drivers/pcsp/pcsp_input.c
+2
-2
sound/drivers/pcsp/pcsp_input.c
···
24
spin_lock_irqsave(&i8253_lock, flags);
25
26
if (count) {
27
-
/* enable counter 2 */
28
-
outb_p(inb_p(0x61) | 3, 0x61);
29
/* set command for counter 2, 2 byte write */
30
outb_p(0xB6, 0x43);
31
/* select desired HZ */
32
outb_p(count & 0xff, 0x42);
33
outb((count >> 8) & 0xff, 0x42);
34
} else {
35
/* disable counter 2 */
36
outb(inb_p(0x61) & 0xFC, 0x61);
···
24
spin_lock_irqsave(&i8253_lock, flags);
25
26
if (count) {
27
/* set command for counter 2, 2 byte write */
28
outb_p(0xB6, 0x43);
29
/* select desired HZ */
30
outb_p(count & 0xff, 0x42);
31
outb((count >> 8) & 0xff, 0x42);
32
+
/* enable counter 2 */
33
+
outb_p(inb_p(0x61) | 3, 0x61);
34
} else {
35
/* disable counter 2 */
36
outb(inb_p(0x61) & 0xFC, 0x61);