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-rw-r--r--sound/pci/maestro3.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 72e89cedc52d..965d5c6f2fa0 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -1932,12 +1932,19 @@ snd_m3_ac97_write(struct snd_ac97 *ac97, unsigned short reg, unsigned short val)
}
-static void snd_m3_remote_codec_config(int io, int isremote)
+static void snd_m3_remote_codec_config(struct snd_m3 *chip, int isremote)
{
+ int io = chip->iobase;
+ u16 tmp;
+
isremote = isremote ? 1 : 0;
- outw((inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK) | isremote,
- io + RING_BUS_CTRL_B);
+ tmp = inw(io + RING_BUS_CTRL_B) & ~SECOND_CODEC_ID_MASK;
+ /* enable dock on Dell Latitude C810 */
+ if (chip->pci->subsystem_vendor == 0x1028 &&
+ chip->pci->subsystem_device == 0x00e5)
+ tmp |= M3I_DOCK_ENABLE;
+ outw(tmp | isremote, io + RING_BUS_CTRL_B);
outw((inw(io + SDO_OUT_DEST_CTRL) & ~COMMAND_ADDR_OUT) | isremote,
io + SDO_OUT_DEST_CTRL);
outw((inw(io + SDO_IN_DEST_CTRL) & ~STATUS_ADDR_IN) | isremote,
@@ -1989,7 +1996,7 @@ static void snd_m3_ac97_reset(struct snd_m3 *chip)
if (!chip->irda_workaround)
dir |= 0x10; /* assuming pci bus master? */
- snd_m3_remote_codec_config(io, 0);
+ snd_m3_remote_codec_config(chip, 0);
outw(IO_SRAM_ENABLE, io + RING_BUS_CTRL_A);
udelay(20);