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Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0492-bcm2835-pcm.c-Support-multichannel-audio.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0492-bcm2835-pcm.c-Support-multichannel-audio.patch46
1 files changed, 46 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0492-bcm2835-pcm.c-Support-multichannel-audio.patch b/target/linux/brcm2708/patches-4.19/950-0492-bcm2835-pcm.c-Support-multichannel-audio.patch
new file mode 100644
index 0000000000..47898dbd94
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0492-bcm2835-pcm.c-Support-multichannel-audio.patch
@@ -0,0 +1,46 @@
+From 69d7e7d0f958186a0f7667ebeefdb50d1c5c3bd3 Mon Sep 17 00:00:00 2001
+From: popcornmix <popcornmix@gmail.com>
+Date: Tue, 30 Apr 2019 19:15:30 +0100
+Subject: [PATCH] bcm2835-pcm.c: Support multichannel audio
+
+---
+ .../vc04_services/bcm2835-audio/bcm2835-pcm.c | 17 +++++++++--------
+ 1 file changed, 9 insertions(+), 8 deletions(-)
+
+--- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
++++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c
+@@ -14,9 +14,9 @@ static const struct snd_pcm_hardware snd
+ SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_DRAIN_TRIGGER | SNDRV_PCM_INFO_SYNC_APPLPTR),
+ .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
+- .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_48000,
++ .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_192000,
+ .rate_min = 8000,
+- .rate_max = 48000,
++ .rate_max = 192000,
+ .channels_min = 1,
+ .channels_max = 2,
+ .buffer_bytes_max = 128 * 1024,
+@@ -31,15 +31,16 @@ static const struct snd_pcm_hardware snd
+ SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_DRAIN_TRIGGER | SNDRV_PCM_INFO_SYNC_APPLPTR),
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+- .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_44100 |
+- SNDRV_PCM_RATE_48000,
++ .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
++ SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 |
++ SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000,
+ .rate_min = 44100,
+- .rate_max = 48000,
++ .rate_max = 192000,
+ .channels_min = 2,
+- .channels_max = 2,
+- .buffer_bytes_max = 128 * 1024,
++ .channels_max = 8,
++ .buffer_bytes_max = 512 * 1024,
+ .period_bytes_min = 1 * 1024,
+- .period_bytes_max = 128 * 1024,
++ .period_bytes_max = 512 * 1024,
+ .periods_min = 1,
+ .periods_max = 128,
+ };