[ALSA] Modem support for ALI5451
ALI5451 driver
This patch adds modem support for ali5451. Since it is same pci device
all is done in ali5451.c.
Signed-off-by: Sasha Khapyorsky <sashak@smlink.com>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index 038f56a..eb5c36d 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -98,6 +98,8 @@
#define ALI_LEF_CHANNEL 23
#define ALI_SURR_LEFT_CHANNEL 26
#define ALI_SURR_RIGHT_CHANNEL 25
+#define ALI_MODEM_IN_CHANNEL 21
+#define ALI_MODEM_OUT_CHANNEL 20
#define SNDRV_ALI_VOICE_TYPE_PCM 01
#define SNDRV_ALI_VOICE_TYPE_OTH 02
@@ -122,7 +124,15 @@
#define ALI_SCTRL 0x48
#define ALI_SPDIF_OUT_ENABLE 0x20
+#define ALI_SCTRL_LINE_IN2 (1 << 9)
+#define ALI_SCTRL_GPIO_IN2 (1 << 13)
+#define ALI_SCTRL_LINE_OUT_EN (1 << 20)
+#define ALI_SCTRL_GPIO_OUT_EN (1 << 23)
+#define ALI_SCTRL_CODEC1_READY (1 << 24)
+#define ALI_SCTRL_CODEC2_READY (1 << 25)
#define ALI_AC97_GPIO 0x4c
+#define ALI_AC97_GPIO_ENABLE 0x8000
+#define ALI_AC97_GPIO_DATA_SHIFT 16
#define ALI_SPDIF_CS 0x70
#define ALI_SPDIF_CTRL 0x74
#define ALI_SPDIF_IN_FUNC_ENABLE 0x02
@@ -143,6 +153,7 @@
#define TARGET_REACHED 0x00008000
#define MIXER_OVERFLOW 0x00000800
#define MIXER_UNDERFLOW 0x00000400
+ #define GPIO_IRQ 0x01000000
#define ALI_SBBL_SBCL 0xc0
#define ALI_SBCTRL_SBE2R_SBDD 0xc4
#define ALI_STIMER 0xc8
@@ -162,6 +173,9 @@
#define ALI_REG(codec, x) ((codec)->port + x)
+#define MAX_CODECS 2
+
+
typedef struct snd_stru_ali ali_t;
typedef struct snd_ali_stru_voice snd_ali_voice_t;
@@ -245,7 +259,7 @@
struct pci_dev *pci_m7101;
snd_card_t *card;
- snd_pcm_t *pcm;
+ snd_pcm_t *pcm[MAX_CODECS];
alidev_t synth;
snd_ali_channel_control_t chregs;
@@ -255,8 +269,10 @@
unsigned int spurious_irq_count;
unsigned int spurious_irq_max_delta;
+ unsigned int num_of_codecs;
+
ac97_bus_t *ac97_bus;
- ac97_t *ac97;
+ ac97_t *ac97[MAX_CODECS];
unsigned short ac97_ext_id;
unsigned short ac97_ext_status;
@@ -489,7 +505,12 @@
ali_t *codec = ac97->private_data;
snd_ali_printk("codec_write: reg=%xh data=%xh.\n", reg, val);
- snd_ali_codec_poke(codec, 0, reg, val);
+ if(reg == AC97_GPIO_STATUS) {
+ outl((val << ALI_AC97_GPIO_DATA_SHIFT)|ALI_AC97_GPIO_ENABLE,
+ ALI_REG(codec, ALI_AC97_GPIO));
+ return;
+ }
+ snd_ali_codec_poke(codec, ac97->num, reg, val);
return ;
}
@@ -499,7 +520,7 @@
ali_t *codec = ac97->private_data;
snd_ali_printk("codec_read reg=%xh.\n", reg);
- return (snd_ali_codec_peek(codec, 0, reg));
+ return (snd_ali_codec_peek(codec, ac97->num, reg));
}
/*
@@ -1051,7 +1072,7 @@
}
-static snd_ali_voice_t *snd_ali_alloc_voice(ali_t * codec, int type, int rec)
+static snd_ali_voice_t *snd_ali_alloc_voice(ali_t * codec, int type, int rec, int channel)
{
snd_ali_voice_t *pvoice = NULL;
unsigned long flags;
@@ -1061,7 +1082,8 @@
spin_lock_irqsave(&codec->voice_alloc, flags);
if (type == SNDRV_ALI_VOICE_TYPE_PCM) {
- idx = snd_ali_find_free_channel(codec,rec);
+ idx = channel > 0 ? snd_ali_alloc_pcm_channel(codec, channel) :
+ snd_ali_find_free_channel(codec,rec);
if(idx < 0) {
snd_printk("ali_alloc_voice: err.\n");
spin_unlock_irqrestore(&codec->voice_alloc, flags);
@@ -1297,7 +1319,7 @@
if (params_buffer_size(hw_params)/2 != params_period_size(hw_params)) {
if (evoice == NULL) {
- evoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 0);
+ evoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 0, -1);
if (evoice == NULL)
return -ENOMEM;
pvoice->extra = evoice;
@@ -1328,13 +1350,13 @@
return 0;
}
-static int snd_ali_capture_hw_params(snd_pcm_substream_t * substream,
+static int snd_ali_hw_params(snd_pcm_substream_t * substream,
snd_pcm_hw_params_t * hw_params)
{
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
}
-static int snd_ali_capture_hw_free(snd_pcm_substream_t * substream)
+static int snd_ali_hw_free(snd_pcm_substream_t * substream)
{
return snd_pcm_lib_free_pages(substream);
}
@@ -1428,7 +1450,7 @@
}
-static int snd_ali_capture_prepare(snd_pcm_substream_t * substream)
+static int snd_ali_prepare(snd_pcm_substream_t * substream)
{
ali_t *codec = snd_pcm_substream_chip(substream);
snd_pcm_runtime_t *runtime = substream->runtime;
@@ -1446,11 +1468,13 @@
spin_lock_irqsave(&codec->reg_lock, flags);
- snd_ali_printk("capture_prepare...\n");
+ snd_ali_printk("ali_prepare...\n");
snd_ali_enable_special_channel(codec,pvoice->number);
- Delta = snd_ali_convert_rate(runtime->rate, 1);
+ Delta = (pvoice->number == ALI_MODEM_IN_CHANNEL ||
+ pvoice->number == ALI_MODEM_OUT_CHANNEL) ?
+ 0x1000 : snd_ali_convert_rate(runtime->rate, pvoice->mode);
// Prepare capture intr channel
if (pvoice->number == ALI_SPDIF_IN_CHANNEL) {
@@ -1534,7 +1558,7 @@
}
-static snd_pcm_uframes_t snd_ali_capture_pointer(snd_pcm_substream_t *substream)
+static snd_pcm_uframes_t snd_ali_pointer(snd_pcm_substream_t *substream)
{
ali_t *codec = snd_pcm_substream_chip(substream);
snd_pcm_runtime_t *runtime = substream->runtime;
@@ -1616,7 +1640,8 @@
}
}
-static int snd_ali_playback_open(snd_pcm_substream_t * substream)
+static int snd_ali_open(snd_pcm_substream_t * substream, int rec, int channel,
+ snd_pcm_hardware_t *phw)
{
ali_t *codec = snd_pcm_substream_chip(substream);
snd_pcm_runtime_t *runtime = substream->runtime;
@@ -1624,7 +1649,7 @@
unsigned long flags = 0;
spin_lock_irqsave(&codec->reg_lock, flags);
- pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 0);
+ pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, rec, channel);
if (pvoice == NULL) {
spin_unlock_irqrestore(&codec->reg_lock, flags);
return -EAGAIN;
@@ -1636,49 +1661,31 @@
runtime->private_data = pvoice;
runtime->private_free = snd_ali_pcm_free_substream;
- runtime->hw = snd_ali_playback;
+ runtime->hw = *phw;
snd_pcm_set_sync(substream);
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
return 0;
}
+static int snd_ali_playback_open(snd_pcm_substream_t * substream)
+{
+ return snd_ali_open(substream, 0, -1, &snd_ali_playback);
+}
static int snd_ali_capture_open(snd_pcm_substream_t * substream)
{
- ali_t *codec = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- snd_ali_voice_t *pvoice;
- unsigned long flags;
-
- spin_lock_irqsave(&codec->reg_lock, flags);
- pvoice = snd_ali_alloc_voice(codec, SNDRV_ALI_VOICE_TYPE_PCM, 1);
- if (pvoice == NULL) {
- spin_unlock_irqrestore(&codec->reg_lock, flags);
- return -EAGAIN;
- }
- pvoice->codec = codec;
- spin_unlock_irqrestore(&codec->reg_lock, flags);
-
- pvoice->substream = substream;
- runtime->private_data = pvoice;
- runtime->private_free = snd_ali_pcm_free_substream;
- runtime->hw = snd_ali_capture;
- snd_pcm_set_sync(substream);
- snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 0, 64*1024);
- return 0;
+ return snd_ali_open(substream, 1, -1, &snd_ali_capture);
}
-
static int snd_ali_playback_close(snd_pcm_substream_t * substream)
{
return 0;
}
-static int snd_ali_capture_close(snd_pcm_substream_t * substream)
+static int snd_ali_close(snd_pcm_substream_t * substream)
{
ali_t *codec = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- snd_ali_voice_t *pvoice = (snd_ali_voice_t *) runtime->private_data;
+ snd_ali_voice_t *pvoice = (snd_ali_voice_t *) substream->runtime->private_data;
snd_ali_disable_special_channel(codec,pvoice->number);
@@ -1698,29 +1705,121 @@
static snd_pcm_ops_t snd_ali_capture_ops = {
.open = snd_ali_capture_open,
- .close = snd_ali_capture_close,
+ .close = snd_ali_close,
.ioctl = snd_ali_ioctl,
- .hw_params = snd_ali_capture_hw_params,
- .hw_free = snd_ali_capture_hw_free,
- .prepare = snd_ali_capture_prepare,
+ .hw_params = snd_ali_hw_params,
+ .hw_free = snd_ali_hw_free,
+ .prepare = snd_ali_prepare,
.trigger = snd_ali_trigger,
- .pointer = snd_ali_capture_pointer,
+ .pointer = snd_ali_pointer,
+};
+
+/*
+ * Modem PCM
+ */
+
+static int snd_ali_modem_hw_params(snd_pcm_substream_t * substream,
+ snd_pcm_hw_params_t * hw_params)
+{
+ ali_t *chip = snd_pcm_substream_chip(substream);
+ unsigned int modem_num = chip->num_of_codecs - 1;
+ snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_RATE, params_rate(hw_params));
+ snd_ac97_write(chip->ac97[modem_num], AC97_LINE1_LEVEL, 0);
+ return snd_ali_hw_params(substream, hw_params);
+}
+
+static snd_pcm_hardware_t snd_ali_modem =
+{
+ .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_BLOCK_TRANSFER |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_RESUME |
+ SNDRV_PCM_INFO_SYNC_START),
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,
+ .rates = SNDRV_PCM_RATE_KNOT|SNDRV_PCM_RATE_8000|SNDRV_PCM_RATE_16000,
+ .rate_min = 8000,
+ .rate_max = 16000,
+ .channels_min = 1,
+ .channels_max = 1,
+ .buffer_bytes_max = (256*1024),
+ .period_bytes_min = 64,
+ .period_bytes_max = (256*1024),
+ .periods_min = 1,
+ .periods_max = 1024,
+ .fifo_size = 0,
+};
+
+static int snd_ali_modem_open(snd_pcm_substream_t * substream, int rec, int channel)
+{
+ static unsigned int rates [] = {8000,9600,12000,16000};
+ static snd_pcm_hw_constraint_list_t hw_constraint_rates = {
+ .count = ARRAY_SIZE(rates),
+ .list = rates,
+ .mask = 0,
+ };
+ int err = snd_ali_open(substream, rec, channel, &snd_ali_modem);
+ if (err)
+ return err;
+ return snd_pcm_hw_constraint_list(substream->runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE, &hw_constraint_rates);
+}
+
+static int snd_ali_modem_playback_open(snd_pcm_substream_t * substream)
+{
+ return snd_ali_modem_open(substream, 0, ALI_MODEM_OUT_CHANNEL);
+}
+
+static int snd_ali_modem_capture_open(snd_pcm_substream_t * substream)
+{
+ return snd_ali_modem_open(substream, 1, ALI_MODEM_IN_CHANNEL);
+}
+
+static snd_pcm_ops_t snd_ali_modem_playback_ops = {
+ .open = snd_ali_modem_playback_open,
+ .close = snd_ali_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = snd_ali_modem_hw_params,
+ .hw_free = snd_ali_hw_free,
+ .prepare = snd_ali_prepare,
+ .trigger = snd_ali_trigger,
+ .pointer = snd_ali_pointer,
+};
+
+static snd_pcm_ops_t snd_ali_modem_capture_ops = {
+ .open = snd_ali_modem_capture_open,
+ .close = snd_ali_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .hw_params = snd_ali_modem_hw_params,
+ .hw_free = snd_ali_hw_free,
+ .prepare = snd_ali_prepare,
+ .trigger = snd_ali_trigger,
+ .pointer = snd_ali_pointer,
+};
+
+
+struct ali_pcm_description {
+ char *name;
+ unsigned int playback_num;
+ unsigned int capture_num;
+ snd_pcm_ops_t *playback_ops;
+ snd_pcm_ops_t *capture_ops;
};
static void snd_ali_pcm_free(snd_pcm_t *pcm)
{
ali_t *codec = pcm->private_data;
- codec->pcm = NULL;
+ codec->pcm[pcm->device] = NULL;
}
-static int __devinit snd_ali_pcm(ali_t * codec, int device, snd_pcm_t ** rpcm)
+
+static int __devinit snd_ali_pcm(ali_t * codec, int device, struct ali_pcm_description *desc)
{
snd_pcm_t *pcm;
int err;
- if (rpcm) *rpcm = NULL;
- err = snd_pcm_new(codec->card, "ALI 5451", device, ALI_CHANNELS, 1, &pcm);
+ err = snd_pcm_new(codec->card, desc->name, device,
+ desc->playback_num, desc->capture_num, &pcm);
if (err < 0) {
snd_printk("snd_ali_pcm: err called snd_pcm_new.\n");
return err;
@@ -1728,20 +1827,36 @@
pcm->private_data = codec;
pcm->private_free = snd_ali_pcm_free;
pcm->info_flags = 0;
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_ali_playback_ops);
- snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_ali_capture_ops);
+ if (desc->playback_ops)
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, desc->playback_ops);
+ if (desc->capture_ops)
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, desc->capture_ops);
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(codec->pci), 64*1024, 128*1024);
pcm->info_flags = 0;
pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX;
- strcpy(pcm->name, "ALI 5451");
- codec->pcm = pcm;
- if (rpcm) *rpcm = pcm;
+ strcpy(pcm->name, desc->name);
+ codec->pcm[0] = pcm;
return 0;
}
+struct ali_pcm_description ali_pcms[] = {
+ { "ALI 5451", ALI_CHANNELS, 1, &snd_ali_playback_ops, &snd_ali_capture_ops },
+ { "ALI 5451 modem", 1, 1, &snd_ali_modem_playback_ops, &snd_ali_modem_capture_ops }
+};
+
+static int __devinit snd_ali_build_pcms(ali_t *codec)
+{
+ int i, err;
+ for(i = 0 ; i < codec->num_of_codecs && i < ARRAY_SIZE(ali_pcms) ; i++)
+ if((err = snd_ali_pcm(codec, i, &ali_pcms[i])) < 0)
+ return err;
+ return 0;
+}
+
+
#define ALI5451_SPDIF(xname, xindex, value) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex,\
.info = snd_ali5451_spdif_info, .get = snd_ali5451_spdif_get, \
@@ -1860,14 +1975,14 @@
static void snd_ali_mixer_free_ac97(ac97_t *ac97)
{
ali_t *codec = ac97->private_data;
- codec->ac97 = NULL;
+ codec->ac97[ac97->num] = NULL;
}
static int __devinit snd_ali_mixer(ali_t * codec)
{
ac97_template_t ac97;
unsigned int idx;
- int err;
+ int i, err;
static ac97_bus_ops_t ops = {
.write = snd_ali_codec_write,
.read = snd_ali_codec_read,
@@ -1880,10 +1995,16 @@
memset(&ac97, 0, sizeof(ac97));
ac97.private_data = codec;
ac97.private_free = snd_ali_mixer_free_ac97;
- if ((err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97)) < 0) {
- snd_printk("ali mixer creating error.\n");
+
+ for ( i = 0 ; i < codec->num_of_codecs ; i++) {
+ ac97.num = i;
+ if ((err = snd_ac97_mixer(codec->ac97_bus, &ac97, &codec->ac97[i])) < 0) {
+ snd_printk("ali mixer %d creating error.\n", i);
+ if(i == 0)
return err;
}
+ }
+
if (codec->spdif_support) {
for(idx = 0; idx < ARRAY_SIZE(snd_ali5451_mixer_spdif); idx++) {
err=snd_ctl_add(codec->card, snd_ctl_new1(&snd_ali5451_mixer_spdif[idx], codec));
@@ -1904,8 +2025,12 @@
if (! im)
return 0;
- snd_pcm_suspend_all(chip->pcm);
- snd_ac97_suspend(chip->ac97);
+ for(i = 0 ; i < chip->num_of_codecs ; i++) {
+ if (chip->pcm[i])
+ snd_pcm_suspend_all(chip->pcm[i]);
+ if(chip->ac97[i])
+ snd_ac97_suspend(chip->ac97[i]);
+ }
spin_lock_irq(&chip->reg_lock);
@@ -1969,7 +2094,9 @@
spin_unlock_irq(&chip->reg_lock);
- snd_ac97_resume(chip->ac97);
+ for(i = 0 ; i < chip->num_of_codecs ; i++)
+ if(chip->ac97[i])
+ snd_ac97_resume(chip->ac97[i]);
return 0;
}
@@ -2036,11 +2163,37 @@
codec->spdif_mask = 0x00000002;
}
+ codec->num_of_codecs = 1;
+
+ /* secondary codec - modem */
+ if (inl(ALI_REG(codec, ALI_SCTRL)) & ALI_SCTRL_CODEC2_READY) {
+ codec->num_of_codecs++;
+ outl(inl(ALI_REG(codec, ALI_SCTRL)) |
+ (ALI_SCTRL_LINE_IN2|ALI_SCTRL_GPIO_IN2|ALI_SCTRL_LINE_OUT_EN),
+ ALI_REG(codec, ALI_SCTRL));
+ }
+
snd_ali_printk("chip initialize succeed.\n");
return 0;
}
+/* proc for register dump */
+static void snd_ali_proc_read(snd_info_entry_t *entry, snd_info_buffer_t *buf)
+{
+ ali_t *codec = entry->private_data;
+ int i;
+ for(i = 0 ; i < 256 ; i+= 4)
+ snd_iprintf(buf, "%02x: %08x\n", i, inl(ALI_REG(codec, i)));
+}
+
+static void __devinit snd_ali_proc_init(ali_t *codec)
+{
+ snd_info_entry_t *entry;
+ if(!snd_card_proc_new(codec->card, "ali5451", &entry))
+ snd_info_set_text_ops(entry, codec, 1024, snd_ali_proc_read);
+}
+
static int __devinit snd_ali_resources(ali_t *codec)
{
int err;
@@ -2233,11 +2386,13 @@
}
snd_ali_printk("pcm building ...\n");
- if ((err = snd_ali_pcm(codec, 0, NULL)) < 0) {
+ if ((err = snd_ali_build_pcms(codec)) < 0) {
snd_card_free(card);
return err;
}
+ snd_ali_proc_init(codec);
+
strcpy(card->driver, "ALI5451");
strcpy(card->shortname, "ALI 5451");
