From 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 02:46:07 +0000
Subject: [PATCH] add audio
---
kernel/sound/soc/bcm/cygnus-pcm.c | 99 +++++++++++++++++++++++++------------------------
1 files changed, 50 insertions(+), 49 deletions(-)
diff --git a/kernel/sound/soc/bcm/cygnus-pcm.c b/kernel/sound/soc/bcm/cygnus-pcm.c
index 123ecf5..7ad0723 100644
--- a/kernel/sound/soc/bcm/cygnus-pcm.c
+++ b/kernel/sound/soc/bcm/cygnus-pcm.c
@@ -207,9 +207,9 @@
static struct cygnus_aio_port *cygnus_dai_get_dma_data(
struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
+ struct snd_soc_pcm_runtime *soc_runtime = asoc_substream_to_rtd(substream);
- return snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);
+ return snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(soc_runtime, 0), substream);
}
static void ringbuf_set_initial(void __iomem *audio_io,
@@ -353,13 +353,13 @@
static void disable_intr(struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct cygnus_aio_port *aio;
u32 set_mask;
aio = cygnus_dai_get_dma_data(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s on port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s on port %d\n", __func__, aio->portnum);
/* The port number maps to the bit position to be set */
set_mask = BIT(aio->portnum);
@@ -376,7 +376,8 @@
}
-static int cygnus_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
+static int cygnus_pcm_trigger(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream, int cmd)
{
int ret = 0;
@@ -577,9 +578,10 @@
return IRQ_HANDLED;
}
-static int cygnus_pcm_open(struct snd_pcm_substream *substream)
+static int cygnus_pcm_open(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
struct cygnus_aio_port *aio;
int ret;
@@ -588,7 +590,7 @@
if (!aio)
return -ENODEV;
- dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s port %d\n", __func__, aio->portnum);
snd_soc_set_runtime_hwparams(substream, &cygnus_pcm_hw);
@@ -613,14 +615,15 @@
return 0;
}
-static int cygnus_pcm_close(struct snd_pcm_substream *substream)
+static int cygnus_pcm_close(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct cygnus_aio_port *aio;
aio = cygnus_dai_get_dma_data(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s port %d\n", __func__, aio->portnum);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
aio->play_stream = NULL;
@@ -628,58 +631,59 @@
aio->capture_stream = NULL;
if (!aio->play_stream && !aio->capture_stream)
- dev_dbg(rtd->cpu_dai->dev, "freed port %d\n", aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "freed port %d\n", aio->portnum);
return 0;
}
-static int cygnus_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
+static int cygnus_pcm_hw_params(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
struct cygnus_aio_port *aio;
- int ret = 0;
aio = cygnus_dai_get_dma_data(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s port %d\n", __func__, aio->portnum);
snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);
runtime->dma_bytes = params_buffer_bytes(params);
- return ret;
+ return 0;
}
-static int cygnus_pcm_hw_free(struct snd_pcm_substream *substream)
+static int cygnus_pcm_hw_free(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct cygnus_aio_port *aio;
aio = cygnus_dai_get_dma_data(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s port %d\n", __func__, aio->portnum);
snd_pcm_set_runtime_buffer(substream, NULL);
return 0;
}
-static int cygnus_pcm_prepare(struct snd_pcm_substream *substream)
+static int cygnus_pcm_prepare(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
struct cygnus_aio_port *aio;
unsigned long bufsize, periodsize;
- int ret = 0;
bool is_play;
u32 start;
struct ringbuf_regs *p_rbuf = NULL;
aio = cygnus_dai_get_dma_data(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s port %d\n", __func__, aio->portnum);
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s port %d\n", __func__, aio->portnum);
bufsize = snd_pcm_lib_buffer_bytes(substream);
periodsize = snd_pcm_lib_period_bytes(substream);
- dev_dbg(rtd->cpu_dai->dev, "%s (buf_size %lu) (period_size %lu)\n",
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s (buf_size %lu) (period_size %lu)\n",
__func__, bufsize, periodsize);
configure_ringbuf_regs(substream);
@@ -693,10 +697,11 @@
ringbuf_set_initial(aio->cygaud->audio, p_rbuf, is_play, start,
periodsize, bufsize);
- return ret;
+ return 0;
}
-static snd_pcm_uframes_t cygnus_pcm_pointer(struct snd_pcm_substream *substream)
+static snd_pcm_uframes_t cygnus_pcm_pointer(struct snd_soc_component *component,
+ struct snd_pcm_substream *substream)
{
struct cygnus_aio_port *aio;
unsigned int res = 0, cur = 0, base = 0;
@@ -728,7 +733,7 @@
static int cygnus_pcm_preallocate_dma_buffer(struct snd_pcm *pcm, int stream)
{
struct snd_pcm_substream *substream = pcm->streams[stream].substream;
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct snd_dma_buffer *buf = &substream->dma_buffer;
size_t size;
@@ -740,11 +745,11 @@
buf->area = dma_alloc_coherent(pcm->card->dev, size,
&buf->addr, GFP_KERNEL);
- dev_dbg(rtd->cpu_dai->dev, "%s: size 0x%zx @ %pK\n",
+ dev_dbg(asoc_rtd_to_cpu(rtd, 0)->dev, "%s: size 0x%zx @ %pK\n",
__func__, size, buf->area);
if (!buf->area) {
- dev_err(rtd->cpu_dai->dev, "%s: dma_alloc failed\n", __func__);
+ dev_err(asoc_rtd_to_cpu(rtd, 0)->dev, "%s: dma_alloc failed\n", __func__);
return -ENOMEM;
}
buf->bytes = size;
@@ -752,19 +757,8 @@
return 0;
}
-
-static const struct snd_pcm_ops cygnus_pcm_ops = {
- .open = cygnus_pcm_open,
- .close = cygnus_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
- .hw_params = cygnus_pcm_hw_params,
- .hw_free = cygnus_pcm_hw_free,
- .prepare = cygnus_pcm_prepare,
- .trigger = cygnus_pcm_trigger,
- .pointer = cygnus_pcm_pointer,
-};
-
-static void cygnus_dma_free_dma_buffers(struct snd_pcm *pcm)
+static void cygnus_dma_free_dma_buffers(struct snd_soc_component *component,
+ struct snd_pcm *pcm)
{
struct snd_pcm_substream *substream;
struct snd_dma_buffer *buf;
@@ -790,7 +784,8 @@
}
}
-static int cygnus_dma_new(struct snd_soc_pcm_runtime *rtd)
+static int cygnus_dma_new(struct snd_soc_component *component,
+ struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
struct snd_pcm *pcm = rtd->pcm;
@@ -812,7 +807,7 @@
ret = cygnus_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret) {
- cygnus_dma_free_dma_buffers(pcm);
+ cygnus_dma_free_dma_buffers(component, pcm);
return ret;
}
}
@@ -821,9 +816,15 @@
}
static struct snd_soc_component_driver cygnus_soc_platform = {
- .ops = &cygnus_pcm_ops,
- .pcm_new = cygnus_dma_new,
- .pcm_free = cygnus_dma_free_dma_buffers,
+ .open = cygnus_pcm_open,
+ .close = cygnus_pcm_close,
+ .hw_params = cygnus_pcm_hw_params,
+ .hw_free = cygnus_pcm_hw_free,
+ .prepare = cygnus_pcm_prepare,
+ .trigger = cygnus_pcm_trigger,
+ .pointer = cygnus_pcm_pointer,
+ .pcm_construct = cygnus_dma_new,
+ .pcm_destruct = cygnus_dma_free_dma_buffers,
};
int cygnus_soc_platform_register(struct device *dev,
--
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