1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
From 23793b5dcab413aaf7f7551aaa9473670b111832 Mon Sep 17 00:00:00 2001
From: popcornmix <popcornmix@gmail.com>
Date: Tue, 30 Apr 2019 19:15:30 +0100
Subject: [PATCH 542/725] 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,
};
|
