[PATCH 002/002] snd-powermac: enable mic on iMac G4 (older kernels)

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From: Risto Suominen <Risto.Suominen@xxxxxxxxx>

Allow input from microphone on iMac G4 Flat-panel (Tumbler) on older kernels.

Signed-off-by: Risto Suominen <Risto.Suominen@xxxxxxxxx>
---
Kernel version 2.6.24 (probably any 2.6), ALSA 1.0.18.

--- a/ppc/pmac_old.c.org	2008-04-18 08:46:18.000000000 +0300
+++ b/ppc/pmac_old.c	2008-09-09 21:53:35.000000000 +0300
@@ -964,7 +964,7 @@
 	}
 	if (device_is_compatible(sound, "tumbler")) {
 		chip->model = PMAC_TUMBLER;
-		chip->can_capture = 0;  /* no capture */
+		chip->can_capture = machine_is_compatible("PowerMac4,2");
 		chip->can_duplex = 0;
 		// chip->can_byte_swap = 0; /* FIXME: check this */
 		chip->num_freqs = ARRAY_SIZE(tumbler_freqs);
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