From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/sound/soc/qcom/apq8096.c | 110 ++++++++++++++++++++++++++++++++++++++----------------
1 files changed, 77 insertions(+), 33 deletions(-)
diff --git a/kernel/sound/soc/qcom/apq8096.c b/kernel/sound/soc/qcom/apq8096.c
index 04f814a..1a69bae 100644
--- a/kernel/sound/soc/qcom/apq8096.c
+++ b/kernel/sound/soc/qcom/apq8096.c
@@ -9,6 +9,10 @@
#include <sound/pcm.h>
#include "common.h"
+#define SLIM_MAX_TX_PORTS 16
+#define SLIM_MAX_RX_PORTS 16
+#define WCD9335_DEFAULT_MCLK_RATE 9600000
+
static int apq8096_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
struct snd_pcm_hw_params *params)
{
@@ -23,15 +27,79 @@
return 0;
}
+static int msm_snd_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
+ u32 rx_ch[SLIM_MAX_RX_PORTS], tx_ch[SLIM_MAX_TX_PORTS];
+ u32 rx_ch_cnt = 0, tx_ch_cnt = 0;
+ int ret = 0;
+
+ ret = snd_soc_dai_get_channel_map(codec_dai,
+ &tx_ch_cnt, tx_ch, &rx_ch_cnt, rx_ch);
+ if (ret != 0 && ret != -ENOTSUPP) {
+ pr_err("failed to get codec chan map, err:%d\n", ret);
+ goto end;
+ } else if (ret == -ENOTSUPP) {
+ return 0;
+ }
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ ret = snd_soc_dai_set_channel_map(cpu_dai, 0, NULL,
+ rx_ch_cnt, rx_ch);
+ else
+ ret = snd_soc_dai_set_channel_map(cpu_dai, tx_ch_cnt, tx_ch,
+ 0, NULL);
+ if (ret != 0 && ret != -ENOTSUPP)
+ pr_err("Failed to set cpu chan map, err:%d\n", ret);
+ else if (ret == -ENOTSUPP)
+ ret = 0;
+end:
+ return ret;
+}
+
+static struct snd_soc_ops apq8096_ops = {
+ .hw_params = msm_snd_hw_params,
+};
+
+static int apq8096_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+
+ /*
+ * Codec SLIMBUS configuration
+ * RX1, RX2, RX3, RX4, RX5, RX6, RX7, RX8, RX9, RX10, RX11, RX12, RX13
+ * TX1, TX2, TX3, TX4, TX5, TX6, TX7, TX8, TX9, TX10, TX11, TX12, TX13
+ * TX14, TX15, TX16
+ */
+ unsigned int rx_ch[SLIM_MAX_RX_PORTS] = {144, 145, 146, 147, 148, 149,
+ 150, 151, 152, 153, 154, 155, 156};
+ unsigned int tx_ch[SLIM_MAX_TX_PORTS] = {128, 129, 130, 131, 132, 133,
+ 134, 135, 136, 137, 138, 139,
+ 140, 141, 142, 143};
+
+ snd_soc_dai_set_channel_map(codec_dai, ARRAY_SIZE(tx_ch),
+ tx_ch, ARRAY_SIZE(rx_ch), rx_ch);
+
+ snd_soc_dai_set_sysclk(codec_dai, 0, WCD9335_DEFAULT_MCLK_RATE,
+ SNDRV_PCM_STREAM_PLAYBACK);
+
+ return 0;
+}
+
static void apq8096_add_be_ops(struct snd_soc_card *card)
{
- struct snd_soc_dai_link *link = card->dai_link;
- int i, num_links = card->num_links;
+ struct snd_soc_dai_link *link;
+ int i;
- for (i = 0; i < num_links; i++) {
- if (link->no_pcm == 1)
+ for_each_card_prelinks(card, i, link) {
+ if (link->no_pcm == 1) {
link->be_hw_params_fixup = apq8096_be_hw_params_fixup;
- link++;
+ link->init = apq8096_init;
+ link->ops = &apq8096_ops;
+ }
}
}
@@ -41,7 +109,7 @@
struct device *dev = &pdev->dev;
int ret;
- card = kzalloc(sizeof(*card), GFP_KERNEL);
+ card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
if (!card)
return -ENOMEM;
@@ -49,34 +117,11 @@
card->owner = THIS_MODULE;
dev_set_drvdata(dev, card);
ret = qcom_snd_parse_of(card);
- if (ret) {
- dev_err(dev, "Error parsing OF data\n");
- goto err;
- }
+ if (ret)
+ return ret;
apq8096_add_be_ops(card);
- ret = snd_soc_register_card(card);
- if (ret)
- goto err_card_register;
-
- return 0;
-
-err_card_register:
- kfree(card->dai_link);
-err:
- kfree(card);
- return ret;
-}
-
-static int apq8096_platform_remove(struct platform_device *pdev)
-{
- struct snd_soc_card *card = dev_get_drvdata(&pdev->dev);
-
- snd_soc_unregister_card(card);
- kfree(card->dai_link);
- kfree(card);
-
- return 0;
+ return devm_snd_soc_register_card(dev, card);
}
static const struct of_device_id msm_snd_apq8096_dt_match[] = {
@@ -88,7 +133,6 @@
static struct platform_driver msm_snd_apq8096_driver = {
.probe = apq8096_platform_probe,
- .remove = apq8096_platform_remove,
.driver = {
.name = "msm-snd-apq8096",
.of_match_table = msm_snd_apq8096_dt_match,
--
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