openwrt/target/linux/layerscape/patches-5.4/801-audio-0035-MLK-16929-1-ASoC-fsl_sai-add-bitclk_freq.patch
John Audia b4c02c9998 kernel: bump 5.4 to 5.4.73
Removed upstreamed patches:
 generic/pending-5.4
   445-mtd-spinand-gigadevice-Only-one-dummy-byte-in-QUA.patch
   446-mtd-spinand-gigadevice-Add-QE-Bit.patch
 pistachio/patches-5.4
   150-pwm-img-Fix-null-pointer-access-in-probe.patch

Manually rebased:
 layerscape/patches-5.4
   801-audio-0011-Revert-ASoC-fsl_sai-add-of_match-data.patch
   801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch
   801-audio-0073-MLK-21957-3-ASoC-fsl_sai-add-bitcount-and-timestamp-.patch
   820-usb-0009-usb-dwc3-Add-workaround-for-host-mode-VBUS-glitch-wh.patch

All modifications made by update_kernel.sh

Build system: x86_64
Build-tested: ipq806x/R7800, ath79/generic, bcm27xx/bcm2711,
              mvebu (mamba, rango), x86_64, ramips/mt7621
Run-tested: ipq806x/R7800, mvebu (mamba, rango), x86_64, ramips (RT-AC57U)

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
[alter 820-usb-0009-usb-dwc3-Add-workaround-for-host-mode-VBUS-glitch-wh]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2020-11-01 14:44:06 +01:00

56 lines
1.7 KiB
Diff

From d40566a2e9aa3c40be313b1fba9d5435c58ffd79 Mon Sep 17 00:00:00 2001
From: Shengjiu Wang <shengjiu.wang@nxp.com>
Date: Thu, 23 Nov 2017 13:32:13 +0800
Subject: [PATCH] MLK-16929-1: ASoC: fsl_sai: add bitclk_freq
Allow set SAI bit clock frequency trough snd_soc_dai_set_sysclk
function call on machine sound drivers.
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Signed-off-by: Adrian Alonso <adrian.alonso@nxp.com>
---
sound/soc/fsl/fsl_sai.c | 9 ++++++++-
sound/soc/fsl/fsl_sai.h | 1 +
2 files changed, 9 insertions(+), 1 deletion(-)
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -233,11 +233,14 @@ static int fsl_sai_set_dai_sysclk_tr(str
static int fsl_sai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
int clk_id, unsigned int freq, int dir)
{
+ struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
int ret;
if (dir == SND_SOC_CLOCK_IN)
return 0;
+ sai->bitclk_freq = freq;
+
ret = fsl_sai_set_dai_sysclk_tr(cpu_dai, clk_id, freq,
FSL_FMT_TRANSMITTER);
if (ret) {
@@ -499,7 +502,11 @@ static int fsl_sai_hw_params(struct snd_
slot_width = sai->slot_width;
if (!sai->slave_mode[tx]) {
- ret = fsl_sai_set_bclk(cpu_dai, tx,
+ if (sai->bitclk_freq)
+ ret = fsl_sai_set_bclk(cpu_dai, tx,
+ sai->bitclk_freq);
+ else
+ ret = fsl_sai_set_bclk(cpu_dai, tx,
slots * slot_width * params_rate(params));
if (ret)
return ret;
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -181,6 +181,7 @@ struct fsl_sai {
unsigned int mclk_streams;
unsigned int slots;
unsigned int slot_width;
+ unsigned int bitclk_freq;
struct snd_soc_dai_driver cpu_dai_drv;
struct snd_dmaengine_dai_dma_data dma_params_rx;