mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-29 10:08:59 +00:00
8c405cdccc
The patches were generated from the RPi repo with the following command: git format-patch v6.6.34..rpi-6.1.y Some patches needed rebasing and, as usual, the applied and reverted, wireless drivers, Github workflows, READMEs and defconfigs patches were removed. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
117 lines
2.6 KiB
Diff
117 lines
2.6 KiB
Diff
From 6f2a136f210d0e4178fbb5dc3fb5f765ef4c431d Mon Sep 17 00:00:00 2001
|
|
From: Phil Elwell <phil@raspberrypi.com>
|
|
Date: Thu, 29 Feb 2024 11:53:44 +0000
|
|
Subject: [PATCH 0931/1085] fixup! ASoC: dwc: Defer bclk_ratio handling to
|
|
hw_params
|
|
|
|
See: https://github.com/raspberrypi/linux/issues/5743#issuecomment-1962740328
|
|
|
|
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
|
|
---
|
|
sound/soc/dwc/dwc-i2s.c | 51 ++++++++++++++++++++---------------------
|
|
1 file changed, 25 insertions(+), 26 deletions(-)
|
|
|
|
--- a/sound/soc/dwc/dwc-i2s.c
|
|
+++ b/sound/soc/dwc/dwc-i2s.c
|
|
@@ -288,21 +288,18 @@ static int dw_i2s_hw_params(struct snd_p
|
|
case SNDRV_PCM_FORMAT_S16_LE:
|
|
config->data_width = 16;
|
|
dma_data->dt.addr_width = 2;
|
|
- dev->ccr = 0x00;
|
|
dev->xfer_resolution = 0x02;
|
|
break;
|
|
|
|
case SNDRV_PCM_FORMAT_S24_LE:
|
|
config->data_width = 24;
|
|
dma_data->dt.addr_width = 4;
|
|
- dev->ccr = 0x08;
|
|
dev->xfer_resolution = 0x04;
|
|
break;
|
|
|
|
case SNDRV_PCM_FORMAT_S32_LE:
|
|
config->data_width = 32;
|
|
dma_data->dt.addr_width = 4;
|
|
- dev->ccr = 0x10;
|
|
dev->xfer_resolution = 0x05;
|
|
break;
|
|
|
|
@@ -314,25 +311,6 @@ static int dw_i2s_hw_params(struct snd_p
|
|
if (dev->tdm_slots)
|
|
config->data_width = 32;
|
|
|
|
- if ((dev->capability & DW_I2S_MASTER) && dev->bclk_ratio) {
|
|
- switch (dev->bclk_ratio) {
|
|
- case 32:
|
|
- dev->ccr = 0x00;
|
|
- break;
|
|
-
|
|
- case 48:
|
|
- dev->ccr = 0x08;
|
|
- break;
|
|
-
|
|
- case 64:
|
|
- dev->ccr = 0x10;
|
|
- break;
|
|
-
|
|
- default:
|
|
- return -EINVAL;
|
|
- }
|
|
- }
|
|
-
|
|
config->chan_nr = params_channels(params);
|
|
|
|
switch (config->chan_nr) {
|
|
@@ -348,11 +326,31 @@ static int dw_i2s_hw_params(struct snd_p
|
|
|
|
dw_i2s_config(dev, substream->stream);
|
|
|
|
- i2s_write_reg(dev->i2s_base, CCR, dev->ccr);
|
|
-
|
|
config->sample_rate = params_rate(params);
|
|
|
|
if (dev->capability & DW_I2S_MASTER) {
|
|
+ u32 frame_length = config->data_width * 2;
|
|
+
|
|
+ if (dev->bclk_ratio)
|
|
+ frame_length = dev->bclk_ratio;
|
|
+
|
|
+ switch (frame_length) {
|
|
+ case 32:
|
|
+ dev->ccr = 0x00;
|
|
+ break;
|
|
+
|
|
+ case 48:
|
|
+ dev->ccr = 0x08;
|
|
+ break;
|
|
+
|
|
+ case 64:
|
|
+ dev->ccr = 0x10;
|
|
+ break;
|
|
+
|
|
+ default:
|
|
+ return -EINVAL;
|
|
+ }
|
|
+
|
|
if (dev->i2s_clk_cfg) {
|
|
ret = dev->i2s_clk_cfg(config);
|
|
if (ret < 0) {
|
|
@@ -360,8 +358,7 @@ static int dw_i2s_hw_params(struct snd_p
|
|
return ret;
|
|
}
|
|
} else {
|
|
- u32 bitclk = config->sample_rate *
|
|
- config->data_width * 2;
|
|
+ u32 bitclk = config->sample_rate * frame_length;
|
|
|
|
ret = clk_set_rate(dev->clk, bitclk);
|
|
if (ret) {
|
|
@@ -370,6 +367,8 @@ static int dw_i2s_hw_params(struct snd_p
|
|
return ret;
|
|
}
|
|
}
|
|
+
|
|
+ i2s_write_reg(dev->i2s_base, CCR, dev->ccr);
|
|
}
|
|
return 0;
|
|
}
|