[081/143] ALSA: powermac - Lineout detection on G4 DA

From: Greg KH
Date: Thu May 05 2011 - 20:49:54 EST


2.6.32-longterm review patch. If anyone has any objections, please let us know.

------------------

From: Risto Suominen <Risto.Suominen@xxxxxxxxx>

commit b6d7335001f331f2d295ff15d67e385615ceff81 upstream.

Lineout (Pro Speaker) detection on PowerMac G4 Digital Audio (Tumbler).

Signed-off-by: Risto Suominen <Risto.Suominen@xxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
sound/ppc/tumbler.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -1137,7 +1137,8 @@ static long tumbler_find_device(const ch
gp->inactive_val = (*base) ? 0x4 : 0x5;
} else {
const u32 *prop = NULL;
- gp->active_state = IS_G4DA && !strcmp(device, "keywest-gpio15");
+ gp->active_state = IS_G4DA
+ && !strncmp(device, "keywest-gpio1", 13);
gp->active_val = 0x4;
gp->inactive_val = 0x5;
/* Here are some crude hacks to extract the GPIO polarity and
@@ -1315,6 +1316,9 @@ static int __devinit tumbler_init(struct
if (irq <= NO_IRQ)
irq = tumbler_find_device("line-output-detect",
NULL, &mix->line_detect, 1);
+ if (IS_G4DA && irq <= NO_IRQ)
+ irq = tumbler_find_device("keywest-gpio16",
+ NULL, &mix->line_detect, 1);
mix->lineout_irq = irq;

tumbler_reset_audio(chip);


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/