aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch
blob: 4b282c1169ce7f005cb8cc948f86ecf22ab1eeb8 (plain)
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
From 0999f5ef037e213e87af656f23ae305d1885b006 Mon Sep 17 00:00:00 2001
From: Matthias Reichl <hias@horus.com>
Date: Fri, 2 Feb 2018 20:30:43 +0100
Subject: [PATCH 217/454] ASoC: raspidac3: fix S24_LE format

Remove set_bclk_ratio call so 24-bit data is transmitted in
24 bclk cycles.

Also remove hw_params as it's no longer needed.

Signed-off-by: Matthias Reichl <hias@horus.com>
---
 sound/soc/bcm/raspidac3.c | 14 --------------
 1 file changed, 14 deletions(-)

--- a/sound/soc/bcm/raspidac3.c
+++ b/sound/soc/bcm/raspidac3.c
@@ -68,19 +68,6 @@ static int snd_rpi_raspidac3_init(struct
 	return 0;
 }
 
-/* set hw parameters */
-static int snd_rpi_raspidac3_hw_params(struct snd_pcm_substream *substream,
-				       struct snd_pcm_hw_params *params)
-{
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
-
-	unsigned int sample_bits =
-		snd_pcm_format_physical_width(params_format(params));
-
-	return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2);
-}
-
 /* startup */
 static int snd_rpi_raspidac3_startup(struct snd_pcm_substream *substream) {
 	struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -98,7 +85,6 @@ static void snd_rpi_raspidac3_shutdown(s
 
 /* machine stream operations */
 static struct snd_soc_ops snd_rpi_raspidac3_ops = {
-	.hw_params = snd_rpi_raspidac3_hw_params,
 	.startup = snd_rpi_raspidac3_startup,
 	.shutdown = snd_rpi_raspidac3_shutdown,
 };