2b1c6b21b5
As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Also adds support for Raspberry Pi Compute Module 3 (untested). Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
31 lines
1.1 KiB
Diff
31 lines
1.1 KiB
Diff
From ed9e011f0f6a823a2e278ce7dd9e8bb620b08e56 Mon Sep 17 00:00:00 2001
|
|
From: popcornmix <popcornmix@gmail.com>
|
|
Date: Fri, 29 Apr 2016 17:27:35 +0100
|
|
Subject: [PATCH] Revert "bcm2835: add fallback channel layouts if channel map
|
|
API is not used"
|
|
|
|
This reverts commit ceacfff9f86f89826dbc8a6df667f485894327d1.
|
|
---
|
|
sound/arm/bcm2835-vchiq.c | 11 +----------
|
|
1 file changed, 1 insertion(+), 10 deletions(-)
|
|
|
|
--- a/sound/arm/bcm2835-vchiq.c
|
|
+++ b/sound/arm/bcm2835-vchiq.c
|
|
@@ -598,16 +598,7 @@ int bcm2835_audio_set_params(bcm2835_als
|
|
if (alsa_stream->chip->cea_chmap >= 0) {
|
|
chmap_value = (unsigned)alsa_stream->chip->cea_chmap << 24;
|
|
} else {
|
|
- /* fallback layouts for applications which do not use chmap API */
|
|
- chmap_value = 0x00;
|
|
- switch (channels) {
|
|
- case 3: chmap_value = 0x01; break;
|
|
- case 4: chmap_value = 0x03; break;
|
|
- case 5: chmap_value = 0x07; break;
|
|
- case 6: chmap_value = 0x0b; break;
|
|
- case 7: chmap_value = 0x0f; break;
|
|
- case 8: chmap_value = 0x13; break;
|
|
- }
|
|
+ chmap_value = 0; /* force stereo */
|
|
for (i = 0; i < 8; i++)
|
|
alsa_stream->chip->map_channels[i] = i;
|
|
}
|