diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch b/target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch new file mode 100644 index 0000000000..4b282c1169 --- /dev/null +++ b/target/linux/brcm2708/patches-4.14/950-0217-ASoC-raspidac3-fix-S24_LE-format.patch @@ -0,0 +1,45 @@ +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, + }; |