Fix MacBook Air 2010 speakers

[Ray Lai]

Adapted from
http://marc.info/?l=openbsd-misc&m=128919130029011&w=2

OK?



Index: dev/pci/azalia_codec.c
===================================================================
RCS file: /home/cvs/src/sys/dev/pci/azalia_codec.c,v
retrieving revision 1.151
diff -u -p -r1.151 azalia_codec.c
--- dev/pci/azalia_codec.c      10 Sep 2010 15:11:23 -0000      1.151
+++ dev/pci/azalia_codec.c      29 Nov 2012 11:16:41 -0000
@@ -64,6 +64,13 @@ azalia_codec_init_vtbl(codec_t *this)
        this->name = NULL;
        this->qrks = AZ_QRK_NONE;
        switch (this->vid) {
+       case 0x10134206:
+               this->name = "Cirrus Logic CS4206";
+               if (this->subid == 0xcb8910de) {        /* APPLE_MBA3_1 */
+                       this->qrks |= AZ_QRK_GPIO_UNMUTE_1 |
+                           AZ_QRK_GPIO_UNMUTE_3;
+               }
+               break;
        case 0x10ec0260:
                this->name = "Realtek ALC260";
                break;
@@ -2403,6 +2410,9 @@ azalia_codec_gpio_quirks(codec_t *this)
        }
        if (this->qrks & AZ_QRK_GPIO_UNMUTE_2) {
                azalia_gpio_unmute(this, 2);
+       }
+       if (this->qrks & AZ_QRK_GPIO_UNMUTE_3) {
+               azalia_gpio_unmute(this, 3);
        }
 
        return(0);