openwrtv4/target/linux/brcm2708/patches-4.4/0251-bcm2835-log-which-channel-map-is-set.patch
Álvaro Fernández Rojas 2b1c6b21b5 brcm2708: update linux 4.4 patches to latest version
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>
2016-09-10 14:54:26 +02:00

32 lines
1.1 KiB
Diff

From 221eae6137f4ed70aa0c55decd7a0659391cd30b Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Tue, 19 Apr 2016 16:38:03 +0200
Subject: [PATCH] bcm2835: log which channel map is set
---
sound/arm/bcm2835-vchiq.c | 5 +++++
1 file changed, 5 insertions(+)
--- a/sound/arm/bcm2835-vchiq.c
+++ b/sound/arm/bcm2835-vchiq.c
@@ -596,8 +596,11 @@ int bcm2835_audio_set_params(bcm2835_als
instance->result = -1;
if (alsa_stream->chip->cea_chmap >= 0) {
+ LOG_INFO("Using application requested channel map: %d\n",
+ alsa_stream->chip->cea_chmap);
chmap_value = (unsigned)alsa_stream->chip->cea_chmap << 24;
} else {
+ LOG_INFO("Using fallback channel map.\n");
/* fallback layouts for applications which do not use chmap API */
chmap_value = 0x00;
switch (channels) {
@@ -614,6 +617,8 @@ int bcm2835_audio_set_params(bcm2835_als
for (i = 0; i < 8; i++)
chmap_value |= alsa_stream->chip->map_channels[i] << (i * 3);
+ LOG_INFO("Requesting AUDS channel map: 0x%lx\n", (long)chmap_value);
+
m.type = VC_AUDIO_MSG_TYPE_CONFIG;
m.u.config.channels = channels;
m.u.config.samplerate = samplerate;