diff options
author | Risto Suominen <Risto.Suominen@gmail.com> | 2010-04-04 07:59:30 +0300 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2010-04-04 12:25:02 +0200 |
commit | 819ef70b135ba66cd1659c913255686bf931e3d4 (patch) | |
tree | c3bdfba03cf0369b347b335d479a58e06fc98d9a /sound/ppc | |
parent | ec2755a93d5df044cb52558d2c778780272e0980 (diff) | |
download | lwn-819ef70b135ba66cd1659c913255686bf931e3d4.tar.gz lwn-819ef70b135ba66cd1659c913255686bf931e3d4.zip |
ALSA: powermac - Reverse HP detection on G4 DA
Reverse headphone detection bit on PowerMac G4 Digital Audio (Tumbler).
Signed-off-by: Risto Suominen <Risto.Suominen@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/ppc')
-rw-r--r-- | sound/ppc/tumbler.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c index 789f44f4ac78..3b7471c344b4 100644 --- a/sound/ppc/tumbler.c +++ b/sound/ppc/tumbler.c @@ -30,6 +30,7 @@ #include <linux/kmod.h> #include <linux/slab.h> #include <linux/interrupt.h> +#include <linux/string.h> #include <sound/core.h> #include <asm/io.h> #include <asm/irq.h> @@ -46,6 +47,8 @@ #define DBG(fmt...) #endif +#define IS_G4DA (machine_is_compatible("PowerMac3,4")) + /* i2c address for tumbler */ #define TAS_I2C_ADDR 0x34 @@ -1134,7 +1137,7 @@ static long tumbler_find_device(const char *device, const char *platform, gp->inactive_val = (*base) ? 0x4 : 0x5; } else { const u32 *prop = NULL; - gp->active_state = 0; + gp->active_state = IS_G4DA && !strcmp(device, "keywest-gpio15"); gp->active_val = 0x4; gp->inactive_val = 0x5; /* Here are some crude hacks to extract the GPIO polarity and |