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Merge branch 'topic/lola' into for-linus

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This commit is contained in:
Takashi Iwai 2011-05-22 10:01:22 +02:00
commit b759b3ac9a
10 changed files with 3429 additions and 0 deletions
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7
Documentation/sound/alsa/ALSA-Configuration.txt
View File

@ -1230,6 +1230,13 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
This module supports multiple cards.
The driver requires the firmware loader support on kernel.
Module snd-lola
---------------
Module for Digigram Lola PCI-e boards
This module supports multiple cards.
Module snd-lx6464es
-------------------

9
sound/pci/Kconfig
View File

@ -658,6 +658,15 @@ config SND_KORG1212
To compile this driver as a module, choose M here: the module
will be called snd-korg1212.
config SND_LOLA
tristate "Digigram Lola"
select SND_PCM
help
Say Y to include support for Digigram Lola boards.
To compile this driver as a module, choose M here: the module
will be called snd-lola.
config SND_LX6464ES
tristate "Digigram LX6464ES"
select SND_PCM

1
sound/pci/Makefile
View File

@ -64,6 +64,7 @@ obj-$(CONFIG_SND) += \
ca0106/ \
cs46xx/ \
cs5535audio/ \
lola/ \
lx6464es/ \
echoaudio/ \
emu10k1/ \

4
sound/pci/lola/Makefile Normal file
View File

@ -0,0 +1,4 @@
snd-lola-y := lola.o lola_pcm.o lola_clock.o lola_mixer.o
snd-lola-$(CONFIG_SND_DEBUG) += lola_proc.o
obj-$(CONFIG_SND_LOLA) += snd-lola.o

791
sound/pci/lola/lola.c Normal file
View File

@ -0,0 +1,791 @@
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/moduleparam.h>
#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/pci.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/initval.h>
#include "lola.h"
/* Standard options */
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for Digigram Lola driver.");
module_param_array(id, charp, NULL, 0444);
MODULE_PARM_DESC(id, "ID string for Digigram Lola driver.");
module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable Digigram Lola driver.");
/* Lola-specific options */
/* for instance use always max granularity which is compatible
* with all sample rates
*/
static int granularity[SNDRV_CARDS] = {
[0 ... (SNDRV_CARDS - 1)] = LOLA_GRANULARITY_MAX
};
/* below a sample_rate of 16kHz the analogue audio quality is NOT excellent */
static int sample_rate_min[SNDRV_CARDS] = {
[0 ... (SNDRV_CARDS - 1) ] = 16000
};
module_param_array(granularity, int, NULL, 0444);
MODULE_PARM_DESC(granularity, "Granularity value");
module_param_array(sample_rate_min, int, NULL, 0444);
MODULE_PARM_DESC(sample_rate_min, "Minimal sample rate");
/*
*/
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Digigram, Lola}}");
MODULE_DESCRIPTION("Digigram Lola driver");
MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>");
#ifdef CONFIG_SND_DEBUG_VERBOSE
static int debug;
module_param(debug, int, 0644);
#define verbose_debug(fmt, args...) \
do { if (debug > 1) printk(KERN_DEBUG SFX fmt, ##args); } while (0)
#else
#define verbose_debug(fmt, args...)
#endif
/*
* pseudo-codec read/write via CORB/RIRB
*/
static int corb_send_verb(struct lola *chip, unsigned int nid,
unsigned int verb, unsigned int data,
unsigned int extdata)
{
unsigned long flags;
int ret = -EIO;
chip->last_cmd_nid = nid;
chip->last_verb = verb;
chip->last_data = data;
chip->last_extdata = extdata;
data |= (nid << 20) | (verb << 8);
spin_lock_irqsave(&chip->reg_lock, flags);
if (chip->rirb.cmds < LOLA_CORB_ENTRIES - 1) {
unsigned int wp = chip->corb.wp + 1;
wp %= LOLA_CORB_ENTRIES;
chip->corb.wp = wp;
chip->corb.buf[wp * 2] = cpu_to_le32(data);
chip->corb.buf[wp * 2 + 1] = cpu_to_le32(extdata);
lola_writew(chip, BAR0, CORBWP, wp);
chip->rirb.cmds++;
smp_wmb();
ret = 0;
}
spin_unlock_irqrestore(&chip->reg_lock, flags);
return ret;
}
static void lola_queue_unsol_event(struct lola *chip, unsigned int res,
unsigned int res_ex)
{
lola_update_ext_clock_freq(chip, res);
}
/* retrieve RIRB entry - called from interrupt handler */
static void lola_update_rirb(struct lola *chip)
{
unsigned int rp, wp;
u32 res, res_ex;
wp = lola_readw(chip, BAR0, RIRBWP);
if (wp == chip->rirb.wp)
return;
chip->rirb.wp = wp;
while (chip->rirb.rp != wp) {
chip->rirb.rp++;
chip->rirb.rp %= LOLA_CORB_ENTRIES;
rp = chip->rirb.rp << 1; /* an RIRB entry is 8-bytes */
res_ex = le32_to_cpu(chip->rirb.buf[rp + 1]);
res = le32_to_cpu(chip->rirb.buf[rp]);
if (res_ex & LOLA_RIRB_EX_UNSOL_EV)
lola_queue_unsol_event(chip, res, res_ex);
else if (chip->rirb.cmds) {
chip->res = res;
chip->res_ex = res_ex;
smp_wmb();
chip->rirb.cmds--;
}
}
}
static int rirb_get_response(struct lola *chip, unsigned int *val,
unsigned int *extval)
{
unsigned long timeout;
again:
timeout = jiffies + msecs_to_jiffies(1000);
for (;;) {
if (chip->polling_mode) {
spin_lock_irq(&chip->reg_lock);
lola_update_rirb(chip);
spin_unlock_irq(&chip->reg_lock);
}
if (!chip->rirb.cmds) {
*val = chip->res;
if (extval)
*extval = chip->res_ex;
verbose_debug("get_response: %x, %x\n",
chip->res, chip->res_ex);
if (chip->res_ex & LOLA_RIRB_EX_ERROR) {
printk(KERN_WARNING SFX "RIRB ERROR: "
"NID=%x, verb=%x, data=%x, ext=%x\n",
chip->last_cmd_nid,
chip->last_verb, chip->last_data,
chip->last_extdata);
return -EIO;
}
return 0;
}
if (time_after(jiffies, timeout))
break;
udelay(20);
cond_resched();
}
printk(KERN_WARNING SFX "RIRB response error\n");
if (!chip->polling_mode) {
printk(KERN_WARNING SFX "switching to polling mode\n");
chip->polling_mode = 1;
goto again;
}
return -EIO;
}
/* aynchronous write of a codec verb with data */
int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata)
{
verbose_debug("codec_write NID=%x, verb=%x, data=%x, ext=%x\n",
nid, verb, data, extdata);
return corb_send_verb(chip, nid, verb, data, extdata);
}
/* write a codec verb with data and read the returned status */
int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata,
unsigned int *val, unsigned int *extval)
{
int err;
verbose_debug("codec_read NID=%x, verb=%x, data=%x, ext=%x\n",
nid, verb, data, extdata);
err = corb_send_verb(chip, nid, verb, data, extdata);
if (err < 0)
return err;
err = rirb_get_response(chip, val, extval);
return err;
}
/* flush all pending codec writes */
int lola_codec_flush(struct lola *chip)
{
unsigned int tmp;
return rirb_get_response(chip, &tmp, NULL);
}
/*
* interrupt handler
*/
static irqreturn_t lola_interrupt(int irq, void *dev_id)
{
struct lola *chip = dev_id;
unsigned int notify_ins, notify_outs, error_ins, error_outs;
int handled = 0;
int i;
notify_ins = notify_outs = error_ins = error_outs = 0;
spin_lock(&chip->reg_lock);
for (;;) {
unsigned int status, in_sts, out_sts;
unsigned int reg;
status = lola_readl(chip, BAR1, DINTSTS);
if (!status || status == -1)
break;
in_sts = lola_readl(chip, BAR1, DIINTSTS);
out_sts = lola_readl(chip, BAR1, DOINTSTS);
/* clear Input Interrupts */
for (i = 0; in_sts && i < chip->pcm[CAPT].num_streams; i++) {
if (!(in_sts & (1 << i)))
continue;
in_sts &= ~(1 << i);
reg = lola_dsd_read(chip, i, STS);
if (reg & LOLA_DSD_STS_DESE) /* error */
error_ins |= (1 << i);
if (reg & LOLA_DSD_STS_BCIS) /* notify */
notify_ins |= (1 << i);
/* clear */
lola_dsd_write(chip, i, STS, reg);
}
/* clear Output Interrupts */
for (i = 0; out_sts && i < chip->pcm[PLAY].num_streams; i++) {
if (!(out_sts & (1 << i)))
continue;
out_sts &= ~(1 << i);
reg = lola_dsd_read(chip, i + MAX_STREAM_IN_COUNT, STS);
if (reg & LOLA_DSD_STS_DESE) /* error */
error_outs |= (1 << i);
if (reg & LOLA_DSD_STS_BCIS) /* notify */
notify_outs |= (1 << i);
lola_dsd_write(chip, i + MAX_STREAM_IN_COUNT, STS, reg);
}
if (status & LOLA_DINT_CTRL) {
unsigned char rbsts; /* ring status is byte access */
rbsts = lola_readb(chip, BAR0, RIRBSTS);
rbsts &= LOLA_RIRB_INT_MASK;
if (rbsts)
lola_writeb(chip, BAR0, RIRBSTS, rbsts);
rbsts = lola_readb(chip, BAR0, CORBSTS);
rbsts &= LOLA_CORB_INT_MASK;
if (rbsts)
lola_writeb(chip, BAR0, CORBSTS, rbsts);
lola_update_rirb(chip);
}
if (status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR)) {
/* clear global fifo error interrupt */
lola_writel(chip, BAR1, DINTSTS,
(status & (LOLA_DINT_FIFOERR | LOLA_DINT_MUERR)));
}
handled = 1;
}
spin_unlock(&chip->reg_lock);
lola_pcm_update(chip, &chip->pcm[CAPT], notify_ins);
lola_pcm_update(chip, &chip->pcm[PLAY], notify_outs);
return IRQ_RETVAL(handled);
}
/*
* controller
*/
static int reset_controller(struct lola *chip)
{
unsigned int gctl = lola_readl(chip, BAR0, GCTL);
unsigned long end_time;
if (gctl) {
/* to be sure */
lola_writel(chip, BAR1, BOARD_MODE, 0);
return 0;
}
chip->cold_reset = 1;
lola_writel(chip, BAR0, GCTL, LOLA_GCTL_RESET);
end_time = jiffies + msecs_to_jiffies(200);
do {
msleep(1);
gctl = lola_readl(chip, BAR0, GCTL);
if (gctl)
break;
} while (time_before(jiffies, end_time));
if (!gctl) {
printk(KERN_ERR SFX "cannot reset controller\n");
return -EIO;
}
return 0;
}
static void lola_irq_enable(struct lola *chip)
{
unsigned int val;
/* enalbe all I/O streams */
val = (1 << chip->pcm[PLAY].num_streams) - 1;
lola_writel(chip, BAR1, DOINTCTL, val);
val = (1 << chip->pcm[CAPT].num_streams) - 1;
lola_writel(chip, BAR1, DIINTCTL, val);
/* enable global irqs */
val = LOLA_DINT_GLOBAL | LOLA_DINT_CTRL | LOLA_DINT_FIFOERR |
LOLA_DINT_MUERR;
lola_writel(chip, BAR1, DINTCTL, val);
}
static void lola_irq_disable(struct lola *chip)
{
lola_writel(chip, BAR1, DINTCTL, 0);
lola_writel(chip, BAR1, DIINTCTL, 0);
lola_writel(chip, BAR1, DOINTCTL, 0);
}
static int setup_corb_rirb(struct lola *chip)
{
int err;
unsigned char tmp;
unsigned long end_time;
err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(chip->pci),
PAGE_SIZE, &chip->rb);
if (err < 0)
return err;
chip->corb.addr = chip->rb.addr;
chip->corb.buf = (u32 *)chip->rb.area;
chip->rirb.addr = chip->rb.addr + 2048;
chip->rirb.buf = (u32 *)(chip->rb.area + 2048);
/* disable ringbuffer DMAs */
lola_writeb(chip, BAR0, RIRBCTL, 0);
lola_writeb(chip, BAR0, CORBCTL, 0);
end_time = jiffies + msecs_to_jiffies(200);
do {
if (!lola_readb(chip, BAR0, RIRBCTL) &&
!lola_readb(chip, BAR0, CORBCTL))
break;
msleep(1);
} while (time_before(jiffies, end_time));
/* CORB set up */
lola_writel(chip, BAR0, CORBLBASE, (u32)chip->corb.addr);
lola_writel(chip, BAR0, CORBUBASE, upper_32_bits(chip->corb.addr));
/* set the corb size to 256 entries */
lola_writeb(chip, BAR0, CORBSIZE, 0x02);
/* set the corb write pointer to 0 */
lola_writew(chip, BAR0, CORBWP, 0);
/* reset the corb hw read pointer */
lola_writew(chip, BAR0, CORBRP, LOLA_RBRWP_CLR);
/* enable corb dma */
lola_writeb(chip, BAR0, CORBCTL, LOLA_RBCTL_DMA_EN);
/* clear flags if set */
tmp = lola_readb(chip, BAR0, CORBSTS) & LOLA_CORB_INT_MASK;
if (tmp)
lola_writeb(chip, BAR0, CORBSTS, tmp);
chip->corb.wp = 0;
/* RIRB set up */
lola_writel(chip, BAR0, RIRBLBASE, (u32)chip->rirb.addr);
lola_writel(chip, BAR0, RIRBUBASE, upper_32_bits(chip->rirb.addr));
/* set the rirb size to 256 entries */
lola_writeb(chip, BAR0, RIRBSIZE, 0x02);
/* reset the rirb hw write pointer */
lola_writew(chip, BAR0, RIRBWP, LOLA_RBRWP_CLR);
/* set N=1, get RIRB response interrupt for new entry */
lola_writew(chip, BAR0, RINTCNT, 1);
/* enable rirb dma and response irq */
lola_writeb(chip, BAR0, RIRBCTL, LOLA_RBCTL_DMA_EN | LOLA_RBCTL_IRQ_EN);
/* clear flags if set */
tmp = lola_readb(chip, BAR0, RIRBSTS) & LOLA_RIRB_INT_MASK;
if (tmp)
lola_writeb(chip, BAR0, RIRBSTS, tmp);
chip->rirb.rp = chip->rirb.cmds = 0;
return 0;
}
static void stop_corb_rirb(struct lola *chip)
{
/* disable ringbuffer DMAs */
lola_writeb(chip, BAR0, RIRBCTL, 0);
lola_writeb(chip, BAR0, CORBCTL, 0);
}
static void lola_reset_setups(struct lola *chip)
{
/* update the granularity */
lola_set_granularity(chip, chip->granularity, true);
/* update the sample clock */
lola_set_clock_index(chip, chip->clock.cur_index);
/* enable unsolicited events of the clock widget */
lola_enable_clock_events(chip);
/* update the analog gains */
lola_setup_all_analog_gains(chip, CAPT, false); /* input, update */
/* update SRC configuration if applicable */
lola_set_src_config(chip, chip->input_src_mask, false);
/* update the analog outputs */
lola_setup_all_analog_gains(chip, PLAY, false); /* output, update */
}
static int lola_parse_tree(struct lola *chip)
{
unsigned int val;
int nid, err;
err = lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read VENDOR_ID\n");
return err;
}
val >>= 16;
if (val != 0x1369) {
printk(KERN_ERR SFX "Unknown codec vendor 0x%x\n", val);
return -EINVAL;
}
err = lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read FUNCTION_TYPE for 0x%x\n", nid);
return err;
}
if (val != 1) {
printk(KERN_ERR SFX "Unknown function type %d\n", val);
return -EINVAL;
}
err = lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read SPECCAPS\n");
return err;
}
chip->lola_caps = val;
chip->pin[CAPT].num_pins = LOLA_AFG_INPUT_PIN_COUNT(chip->lola_caps);
chip->pin[PLAY].num_pins = LOLA_AFG_OUTPUT_PIN_COUNT(chip->lola_caps);
snd_printdd(SFX "speccaps=0x%x, pins in=%d, out=%d\n",
chip->lola_caps,
chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins);
if (chip->pin[CAPT].num_pins > MAX_AUDIO_INOUT_COUNT ||
chip->pin[PLAY].num_pins > MAX_AUDIO_INOUT_COUNT) {
printk(KERN_ERR SFX "Invalid Lola-spec caps 0x%x\n", val);
return -EINVAL;
}
nid = 0x02;
err = lola_init_pcm(chip, CAPT, &nid);
if (err < 0)
return err;
err = lola_init_pcm(chip, PLAY, &nid);
if (err < 0)
return err;
err = lola_init_pins(chip, CAPT, &nid);
if (err < 0)
return err;
err = lola_init_pins(chip, PLAY, &nid);
if (err < 0)
return err;
if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) {
err = lola_init_clock_widget(chip, nid);
if (err < 0)
return err;
nid++;
}
if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) {
err = lola_init_mixer_widget(chip, nid);
if (err < 0)
return err;
nid++;
}
/* enable unsolicited events of the clock widget */
err = lola_enable_clock_events(chip);
if (err < 0)
return err;
/* if last ResetController was not a ColdReset, we don't know
* the state of the card; initialize here again
*/
if (!chip->cold_reset) {
lola_reset_setups(chip);
chip->cold_reset = 1;
} else {
/* set the granularity if it is not the default */
if (chip->granularity != LOLA_GRANULARITY_MIN)
lola_set_granularity(chip, chip->granularity, true);
}
return 0;
}
static void lola_stop_hw(struct lola *chip)
{
stop_corb_rirb(chip);
lola_irq_disable(chip);
}
static void lola_free(struct lola *chip)
{
if (chip->initialized)
lola_stop_hw(chip);
lola_free_pcm(chip);
lola_free_mixer(chip);
if (chip->irq >= 0)
free_irq(chip->irq, (void *)chip);
if (chip->bar[0].remap_addr)
iounmap(chip->bar[0].remap_addr);
if (chip->bar[1].remap_addr)
iounmap(chip->bar[1].remap_addr);
if (chip->rb.area)
snd_dma_free_pages(&chip->rb);
pci_release_regions(chip->pci);
pci_disable_device(chip->pci);
kfree(chip);
}
static int lola_dev_free(struct snd_device *device)
{
lola_free(device->device_data);
return 0;
}
static int __devinit lola_create(struct snd_card *card, struct pci_dev *pci,
int dev, struct lola **rchip)
{
struct lola *chip;
int err;
unsigned int dever;
static struct snd_device_ops ops = {
.dev_free = lola_dev_free,
};
*rchip = NULL;
err = pci_enable_device(pci);
if (err < 0)
return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (!chip) {
snd_printk(KERN_ERR SFX "cannot allocate chip\n");
pci_disable_device(pci);
return -ENOMEM;
}
spin_lock_init(&chip->reg_lock);
mutex_init(&chip->open_mutex);
chip->card = card;
chip->pci = pci;
chip->irq = -1;
chip->granularity = granularity[dev];
switch (chip->granularity) {
case 8:
chip->sample_rate_max = 48000;
break;
case 16:
chip->sample_rate_max = 96000;
break;
case 32:
chip->sample_rate_max = 192000;
break;
default:
snd_printk(KERN_WARNING SFX
"Invalid granularity %d, reset to %d\n",
chip->granularity, LOLA_GRANULARITY_MAX);
chip->granularity = LOLA_GRANULARITY_MAX;
chip->sample_rate_max = 192000;
break;
}
chip->sample_rate_min = sample_rate_min[dev];
if (chip->sample_rate_min > chip->sample_rate_max) {
snd_printk(KERN_WARNING SFX
"Invalid sample_rate_min %d, reset to 16000\n",
chip->sample_rate_min);
chip->sample_rate_min = 16000;
}
err = pci_request_regions(pci, DRVNAME);
if (err < 0) {
kfree(chip);
pci_disable_device(pci);
return err;
}
chip->bar[0].addr = pci_resource_start(pci, 0);
chip->bar[0].remap_addr = pci_ioremap_bar(pci, 0);
chip->bar[1].addr = pci_resource_start(pci, 2);
chip->bar[1].remap_addr = pci_ioremap_bar(pci, 2);
if (!chip->bar[0].remap_addr || !chip->bar[1].remap_addr) {
snd_printk(KERN_ERR SFX "ioremap error\n");
err = -ENXIO;
goto errout;
}
pci_set_master(pci);
err = reset_controller(chip);
if (err < 0)
goto errout;
if (request_irq(pci->irq, lola_interrupt, IRQF_SHARED,
DRVNAME, chip)) {
printk(KERN_ERR SFX "unable to grab IRQ %d\n", pci->irq);
err = -EBUSY;
goto errout;
}
chip->irq = pci->irq;
synchronize_irq(chip->irq);
dever = lola_readl(chip, BAR1, DEVER);
chip->pcm[CAPT].num_streams = (dever >> 0) & 0x3ff;
chip->pcm[PLAY].num_streams = (dever >> 10) & 0x3ff;
chip->version = (dever >> 24) & 0xff;
snd_printdd(SFX "streams in=%d, out=%d, version=0x%x\n",
chip->pcm[CAPT].num_streams, chip->pcm[PLAY].num_streams,
chip->version);
/* Test LOLA_BAR1_DEVER */
if (chip->pcm[CAPT].num_streams > MAX_STREAM_IN_COUNT ||
chip->pcm[PLAY].num_streams > MAX_STREAM_OUT_COUNT ||
(!chip->pcm[CAPT].num_streams &&
!chip->pcm[PLAY].num_streams)) {
printk(KERN_ERR SFX "invalid DEVER = %x\n", dever);
err = -EINVAL;
goto errout;
}
err = setup_corb_rirb(chip);
if (err < 0)
goto errout;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
snd_printk(KERN_ERR SFX "Error creating device [card]!\n");
goto errout;
}
strcpy(card->driver, "Lola");
strlcpy(card->shortname, "Digigram Lola", sizeof(card->shortname));
snprintf(card->longname, sizeof(card->longname),
"%s at 0x%lx irq %i",
card->shortname, chip->bar[0].addr, chip->irq);
strcpy(card->mixername, card->shortname);
lola_irq_enable(chip);
chip->initialized = 1;
*rchip = chip;
return 0;
errout:
lola_free(chip);
return err;
}
static int __devinit lola_probe(struct pci_dev *pci,
const struct pci_device_id *pci_id)
{
static int dev;
struct snd_card *card;
struct lola *chip;
int err;
if (dev >= SNDRV_CARDS)
return -ENODEV;
if (!enable[dev]) {
dev++;
return -ENOENT;
}
err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
if (err < 0) {
snd_printk(KERN_ERR SFX "Error creating card!\n");
return err;
}
snd_card_set_dev(card, &pci->dev);
err = lola_create(card, pci, dev, &chip);
if (err < 0)
goto out_free;
card->private_data = chip;
err = lola_parse_tree(chip);
if (err < 0)
goto out_free;
err = lola_create_pcm(chip);
if (err < 0)
goto out_free;
err = lola_create_mixer(chip);
if (err < 0)
goto out_free;
lola_proc_debug_new(chip);
err = snd_card_register(card);
if (err < 0)
goto out_free;
pci_set_drvdata(pci, card);
dev++;
return err;
out_free:
snd_card_free(card);
return err;
}
static void __devexit lola_remove(struct pci_dev *pci)
{
snd_card_free(pci_get_drvdata(pci));
pci_set_drvdata(pci, NULL);
}
/* PCI IDs */
static DEFINE_PCI_DEVICE_TABLE(lola_ids) = {
{ PCI_VDEVICE(DIGIGRAM, 0x0001) },
{ 0, }
};
MODULE_DEVICE_TABLE(pci, lola_ids);
/* pci_driver definition */
static struct pci_driver driver = {
.name = DRVNAME,
.id_table = lola_ids,
.probe = lola_probe,
.remove = __devexit_p(lola_remove),
};
static int __init alsa_card_lola_init(void)
{
return pci_register_driver(&driver);
}
static void __exit alsa_card_lola_exit(void)
{
pci_unregister_driver(&driver);
}
module_init(alsa_card_lola_init)
module_exit(alsa_card_lola_exit)

527
sound/pci/lola/lola.h Normal file
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@ -0,0 +1,527 @@
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _LOLA_H
#define _LOLA_H
#define DRVNAME "snd-lola"
#define SFX DRVNAME ": "
/*
* Lola HD Audio Registers BAR0
*/
#define LOLA_BAR0_GCAP 0x00
#define LOLA_BAR0_VMIN 0x02
#define LOLA_BAR0_VMAJ 0x03
#define LOLA_BAR0_OUTPAY 0x04
#define LOLA_BAR0_INPAY 0x06
#define LOLA_BAR0_GCTL 0x08
#define LOLA_BAR0_WAKEEN 0x0c
#define LOLA_BAR0_STATESTS 0x0e
#define LOLA_BAR0_GSTS 0x10
#define LOLA_BAR0_OUTSTRMPAY 0x18
#define LOLA_BAR0_INSTRMPAY 0x1a
#define LOLA_BAR0_INTCTL 0x20
#define LOLA_BAR0_INTSTS 0x24
#define LOLA_BAR0_WALCLK 0x30
#define LOLA_BAR0_SSYNC 0x38
#define LOLA_BAR0_CORBLBASE 0x40
#define LOLA_BAR0_CORBUBASE 0x44
#define LOLA_BAR0_CORBWP 0x48 /* no ULONG access */
#define LOLA_BAR0_CORBRP 0x4a /* no ULONG access */
#define LOLA_BAR0_CORBCTL 0x4c /* no ULONG access */
#define LOLA_BAR0_CORBSTS 0x4d /* UCHAR access only */
#define LOLA_BAR0_CORBSIZE 0x4e /* no ULONG access */
#define LOLA_BAR0_RIRBLBASE 0x50
#define LOLA_BAR0_RIRBUBASE 0x54
#define LOLA_BAR0_RIRBWP 0x58
#define LOLA_BAR0_RINTCNT 0x5a /* no ULONG access */
#define LOLA_BAR0_RIRBCTL 0x5c
#define LOLA_BAR0_RIRBSTS 0x5d /* UCHAR access only */
#define LOLA_BAR0_RIRBSIZE 0x5e /* no ULONG access */
#define LOLA_BAR0_ICW 0x60
#define LOLA_BAR0_IRR 0x64
#define LOLA_BAR0_ICS 0x68
#define LOLA_BAR0_DPLBASE 0x70
#define LOLA_BAR0_DPUBASE 0x74
/* stream register offsets from stream base 0x80 */
#define LOLA_BAR0_SD0_OFFSET 0x80
#define LOLA_REG0_SD_CTL 0x00
#define LOLA_REG0_SD_STS 0x03
#define LOLA_REG0_SD_LPIB 0x04
#define LOLA_REG0_SD_CBL 0x08
#define LOLA_REG0_SD_LVI 0x0c
#define LOLA_REG0_SD_FIFOW 0x0e
#define LOLA_REG0_SD_FIFOSIZE 0x10
#define LOLA_REG0_SD_FORMAT 0x12
#define LOLA_REG0_SD_BDLPL 0x18
#define LOLA_REG0_SD_BDLPU 0x1c
/*
* Lola Digigram Registers BAR1
*/
#define LOLA_BAR1_FPGAVER 0x00
#define LOLA_BAR1_DEVER 0x04
#define LOLA_BAR1_UCBMV 0x08
#define LOLA_BAR1_JTAG 0x0c
#define LOLA_BAR1_UARTRX 0x10
#define LOLA_BAR1_UARTTX 0x14
#define LOLA_BAR1_UARTCR 0x18
#define LOLA_BAR1_NVRAMVER 0x1c
#define LOLA_BAR1_CTRLSPI 0x20
#define LOLA_BAR1_DSPI 0x24
#define LOLA_BAR1_AISPI 0x28
#define LOLA_BAR1_GRAN 0x2c
#define LOLA_BAR1_DINTCTL 0x80
#define LOLA_BAR1_DIINTCTL 0x84
#define LOLA_BAR1_DOINTCTL 0x88
#define LOLA_BAR1_LRC 0x90
#define LOLA_BAR1_DINTSTS 0x94
#define LOLA_BAR1_DIINTSTS 0x98
#define LOLA_BAR1_DOINTSTS 0x9c
#define LOLA_BAR1_DSD0_OFFSET 0xa0
#define LOLA_BAR1_DSD_SIZE 0x18
#define LOLA_BAR1_DSDnSTS 0x00
#define LOLA_BAR1_DSDnLPIB 0x04
#define LOLA_BAR1_DSDnCTL 0x08
#define LOLA_BAR1_DSDnLVI 0x0c
#define LOLA_BAR1_DSDnBDPL 0x10
#define LOLA_BAR1_DSDnBDPU 0x14
#define LOLA_BAR1_SSYNC 0x03e8
#define LOLA_BAR1_BOARD_CTRL 0x0f00
#define LOLA_BAR1_BOARD_MODE 0x0f02
#define LOLA_BAR1_SOURCE_GAIN_ENABLE 0x1000
#define LOLA_BAR1_DEST00_MIX_GAIN_ENABLE 0x1004
#define LOLA_BAR1_DEST31_MIX_GAIN_ENABLE 0x1080
#define LOLA_BAR1_SOURCE00_01_GAIN 0x1084
#define LOLA_BAR1_SOURCE30_31_GAIN 0x10c0
#define LOLA_BAR1_SOURCE_GAIN(src) \
(LOLA_BAR1_SOURCE00_01_GAIN + (src) * 2)
#define LOLA_BAR1_DEST00_MIX00_01_GAIN 0x10c4
#define LOLA_BAR1_DEST00_MIX30_31_GAIN 0x1100
#define LOLA_BAR1_DEST01_MIX00_01_GAIN 0x1104
#define LOLA_BAR1_DEST01_MIX30_31_GAIN 0x1140
#define LOLA_BAR1_DEST31_MIX00_01_GAIN 0x1884
#define LOLA_BAR1_DEST31_MIX30_31_GAIN 0x18c0
#define LOLA_BAR1_MIX_GAIN(dest, mix) \
(LOLA_BAR1_DEST00_MIX00_01_GAIN + (dest) * 0x40 + (mix) * 2)
#define LOLA_BAR1_ANALOG_CLIP_IN 0x18c4
#define LOLA_BAR1_PEAKMETERS_SOURCE00_01 0x18c8
#define LOLA_BAR1_PEAKMETERS_SOURCE30_31 0x1904
#define LOLA_BAR1_PEAKMETERS_SOURCE(src) \
(LOLA_BAR1_PEAKMETERS_SOURCE00_01 + (src) * 2)
#define LOLA_BAR1_PEAKMETERS_DEST00_01 0x1908
#define LOLA_BAR1_PEAKMETERS_DEST30_31 0x1944
#define LOLA_BAR1_PEAKMETERS_DEST(dest) \
(LOLA_BAR1_PEAKMETERS_DEST00_01 + (dest) * 2)
#define LOLA_BAR1_PEAKMETERS_AGC00_01 0x1948
#define LOLA_BAR1_PEAKMETERS_AGC14_15 0x1964
#define LOLA_BAR1_PEAKMETERS_AGC(x) \
(LOLA_BAR1_PEAKMETERS_AGC00_01 + (x) * 2)
/* GCTL reset bit */
#define LOLA_GCTL_RESET (1 << 0)
/* GCTL unsolicited response enable bit */
#define LOLA_GCTL_UREN (1 << 8)
/* CORB/RIRB control, read/write pointer */
#define LOLA_RBCTL_DMA_EN 0x02 /* enable DMA */
#define LOLA_RBCTL_IRQ_EN 0x01 /* enable IRQ */
#define LOLA_RBRWP_CLR 0x8000 /* read/write pointer clear */
#define LOLA_RIRB_EX_UNSOL_EV 0x40000000
#define LOLA_RIRB_EX_ERROR 0x80000000
/* CORB int mask: CMEI[0] */
#define LOLA_CORB_INT_CMEI 0x01
#define LOLA_CORB_INT_MASK LOLA_CORB_INT_CMEI
/* RIRB int mask: overrun[2], response[0] */
#define LOLA_RIRB_INT_RESPONSE 0x01
#define LOLA_RIRB_INT_OVERRUN 0x04
#define LOLA_RIRB_INT_MASK (LOLA_RIRB_INT_RESPONSE | LOLA_RIRB_INT_OVERRUN)
/* DINTCTL and DINTSTS */
#define LOLA_DINT_GLOBAL 0x80000000 /* global interrupt enable bit */
#define LOLA_DINT_CTRL 0x40000000 /* controller interrupt enable bit */
#define LOLA_DINT_FIFOERR 0x20000000 /* global fifo error enable bit */
#define LOLA_DINT_MUERR 0x10000000 /* global microcontroller underrun error */
/* DSDnCTL bits */
#define LOLA_DSD_CTL_SRST 0x01 /* stream reset bit */
#define LOLA_DSD_CTL_SRUN 0x02 /* stream DMA start bit */
#define LOLA_DSD_CTL_IOCE 0x04 /* interrupt on completion enable */
#define LOLA_DSD_CTL_DEIE 0x10 /* descriptor error interrupt enable */
#define LOLA_DSD_CTL_VLRCV 0x20 /* valid LRCountValue information in bits 8..31 */
#define LOLA_LRC_MASK 0xffffff00
/* DSDnSTS */
#define LOLA_DSD_STS_BCIS 0x04 /* buffer completion interrupt status */
#define LOLA_DSD_STS_DESE 0x10 /* descriptor error interrupt */
#define LOLA_DSD_STS_FIFORDY 0x20 /* fifo ready */
#define LOLA_CORB_ENTRIES 256
#define MAX_STREAM_IN_COUNT 16
#define MAX_STREAM_OUT_COUNT 16
#define MAX_STREAM_COUNT 16
#define MAX_PINS MAX_STREAM_COUNT
#define MAX_STREAM_BUFFER_COUNT 16
#define MAX_AUDIO_INOUT_COUNT 16
#define LOLA_CLOCK_TYPE_INTERNAL 0
#define LOLA_CLOCK_TYPE_AES 1
#define LOLA_CLOCK_TYPE_AES_SYNC 2
#define LOLA_CLOCK_TYPE_WORDCLOCK 3
#define LOLA_CLOCK_TYPE_ETHERSOUND 4
#define LOLA_CLOCK_TYPE_VIDEO 5
#define LOLA_CLOCK_FORMAT_NONE 0
#define LOLA_CLOCK_FORMAT_NTSC 1
#define LOLA_CLOCK_FORMAT_PAL 2
#define MAX_SAMPLE_CLOCK_COUNT 48
/* parameters used with mixer widget's mixer capabilities */
#define LOLA_PEAK_METER_CAN_AGC_MASK 1
#define LOLA_PEAK_METER_CAN_ANALOG_CLIP_MASK 2
struct lola_bar {
unsigned long addr;
void __iomem *remap_addr;
};
/* CORB/RIRB */
struct lola_rb {
u32 *buf; /* CORB/RIRB buffer, 8 byte per each entry */
dma_addr_t addr; /* physical address of CORB/RIRB buffer */
unsigned short rp, wp; /* read/write pointers */
int cmds; /* number of pending requests */
};
/* Pin widget setup */
struct lola_pin {
unsigned int nid;
bool is_analog;
unsigned int amp_mute;
unsigned int amp_step_size;
unsigned int amp_num_steps;
unsigned int amp_offset;
unsigned int max_level;
unsigned int config_default_reg;
unsigned int fixed_gain_list_len;
unsigned int cur_gain_step;
};
struct lola_pin_array {
unsigned int num_pins;
unsigned int num_analog_pins;
struct lola_pin pins[MAX_PINS];
};
/* Clock widget setup */
struct lola_sample_clock {
unsigned int type;
unsigned int format;
unsigned int freq;
};
struct lola_clock_widget {
unsigned int nid;
unsigned int items;
unsigned int cur_index;
unsigned int cur_freq;
bool cur_valid;
struct lola_sample_clock sample_clock[MAX_SAMPLE_CLOCK_COUNT];
unsigned int idx_lookup[MAX_SAMPLE_CLOCK_COUNT];
};
#define LOLA_MIXER_DIM 32
struct lola_mixer_array {
u32 src_gain_enable;
u32 dest_mix_gain_enable[LOLA_MIXER_DIM];
u16 src_gain[LOLA_MIXER_DIM];
u16 dest_mix_gain[LOLA_MIXER_DIM][LOLA_MIXER_DIM];
};
/* Mixer widget setup */
struct lola_mixer_widget {
unsigned int nid;
unsigned int caps;
struct lola_mixer_array __user *array;
struct lola_mixer_array *array_saved;
unsigned int src_stream_outs;
unsigned int src_phys_ins;
unsigned int dest_stream_ins;
unsigned int dest_phys_outs;
unsigned int src_stream_out_ofs;
unsigned int dest_phys_out_ofs;
unsigned int src_mask;
unsigned int dest_mask;
};
/* Audio stream */
struct lola_stream {
unsigned int nid; /* audio widget NID */
unsigned int index; /* array index */
unsigned int dsd; /* DSD index */
bool can_float;
struct snd_pcm_substream *substream; /* assigned PCM substream */
struct lola_stream *master; /* master stream (for multi-channel) */
/* buffer setup */
unsigned int bufsize;
unsigned int period_bytes;
unsigned int frags;
/* format + channel setup */
unsigned int format_verb;
/* flags */
unsigned int opened:1;
unsigned int prepared:1;
unsigned int paused:1;
unsigned int running:1;
};
#define PLAY SNDRV_PCM_STREAM_PLAYBACK
#define CAPT SNDRV_PCM_STREAM_CAPTURE
struct lola_pcm {
unsigned int num_streams;
struct snd_dma_buffer bdl; /* BDL buffer */
struct lola_stream streams[MAX_STREAM_COUNT];
};
/* card instance */
struct lola {
struct snd_card *card;
struct pci_dev *pci;
/* pci resources */
struct lola_bar bar[2];
int irq;
/* locks */
spinlock_t reg_lock;
struct mutex open_mutex;
/* CORB/RIRB */
struct lola_rb corb;
struct lola_rb rirb;
unsigned int res, res_ex; /* last read values */
/* last command (for debugging) */
unsigned int last_cmd_nid, last_verb, last_data, last_extdata;
/* CORB/RIRB buffers */
struct snd_dma_buffer rb;
/* unsolicited events */
unsigned int last_unsol_res;
/* streams */
struct lola_pcm pcm[2];
/* input src */
unsigned int input_src_caps_mask;
unsigned int input_src_mask;
/* pins */
struct lola_pin_array pin[2];
/* clock */
struct lola_clock_widget clock;
int ref_count_rate;
unsigned int sample_rate;
/* mixer */
struct lola_mixer_widget mixer;
/* hw info */
unsigned int version;
unsigned int lola_caps;
/* parameters */
unsigned int granularity;
unsigned int sample_rate_min;
unsigned int sample_rate_max;
/* flags */
unsigned int initialized:1;
unsigned int cold_reset:1;
unsigned int polling_mode:1;
/* for debugging */
unsigned int debug_res;
unsigned int debug_res_ex;
};
#define BAR0 0
#define BAR1 1
/* Helper macros */
#define lola_readl(chip, idx, name) \
readl((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_readw(chip, idx, name) \
readw((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_readb(chip, idx, name) \
readb((chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writel(chip, idx, name, val) \
writel((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writew(chip, idx, name, val) \
writew((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_writeb(chip, idx, name, val) \
writeb((val), (chip)->bar[idx].remap_addr + LOLA_##idx##_##name)
#define lola_dsd_read(chip, dsd, name) \
readl((chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
(LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
#define lola_dsd_write(chip, dsd, name, val) \
writel((val), (chip)->bar[BAR1].remap_addr + LOLA_BAR1_DSD0_OFFSET + \
(LOLA_BAR1_DSD_SIZE * (dsd)) + LOLA_BAR1_DSDn##name)
/* GET verbs HDAudio */
#define LOLA_VERB_GET_STREAM_FORMAT 0xa00
#define LOLA_VERB_GET_AMP_GAIN_MUTE 0xb00
#define LOLA_VERB_PARAMETERS 0xf00
#define LOLA_VERB_GET_POWER_STATE 0xf05
#define LOLA_VERB_GET_CONV 0xf06
#define LOLA_VERB_GET_UNSOLICITED_RESPONSE 0xf08
#define LOLA_VERB_GET_DIGI_CONVERT_1 0xf0d
#define LOLA_VERB_GET_CONFIG_DEFAULT 0xf1c
#define LOLA_VERB_GET_SUBSYSTEM_ID 0xf20
/* GET verbs Digigram */
#define LOLA_VERB_GET_FIXED_GAIN 0xfc0
#define LOLA_VERB_GET_GAIN_SELECT 0xfc1
#define LOLA_VERB_GET_MAX_LEVEL 0xfc2
#define LOLA_VERB_GET_CLOCK_LIST 0xfc3
#define LOLA_VERB_GET_CLOCK_SELECT 0xfc4
#define LOLA_VERB_GET_CLOCK_STATUS 0xfc5
/* SET verbs HDAudio */
#define LOLA_VERB_SET_STREAM_FORMAT 0x200
#define LOLA_VERB_SET_AMP_GAIN_MUTE 0x300
#define LOLA_VERB_SET_POWER_STATE 0x705
#define LOLA_VERB_SET_CHANNEL_STREAMID 0x706
#define LOLA_VERB_SET_UNSOLICITED_ENABLE 0x708
#define LOLA_VERB_SET_DIGI_CONVERT_1 0x70d
/* SET verbs Digigram */
#define LOLA_VERB_SET_GAIN_SELECT 0xf81
#define LOLA_VERB_SET_CLOCK_SELECT 0xf84
#define LOLA_VERB_SET_GRANULARITY_STEPS 0xf86
#define LOLA_VERB_SET_SOURCE_GAIN 0xf87
#define LOLA_VERB_SET_MIX_GAIN 0xf88
#define LOLA_VERB_SET_DESTINATION_GAIN 0xf89
#define LOLA_VERB_SET_SRC 0xf8a
/* Parameter IDs used with LOLA_VERB_PARAMETERS */
#define LOLA_PAR_VENDOR_ID 0x00
#define LOLA_PAR_FUNCTION_TYPE 0x05
#define LOLA_PAR_AUDIO_WIDGET_CAP 0x09
#define LOLA_PAR_PCM 0x0a
#define LOLA_PAR_STREAM_FORMATS 0x0b
#define LOLA_PAR_PIN_CAP 0x0c
#define LOLA_PAR_AMP_IN_CAP 0x0d
#define LOLA_PAR_CONNLIST_LEN 0x0e
#define LOLA_PAR_POWER_STATE 0x0f
#define LOLA_PAR_GPIO_CAP 0x11
#define LOLA_PAR_AMP_OUT_CAP 0x12
#define LOLA_PAR_SPECIFIC_CAPS 0x80
#define LOLA_PAR_FIXED_GAIN_LIST 0x81
/* extract results of LOLA_PAR_SPECIFIC_CAPS */
#define LOLA_AFG_MIXER_WIDGET_PRESENT(res) ((res & (1 << 21)) != 0)
#define LOLA_AFG_CLOCK_WIDGET_PRESENT(res) ((res & (1 << 20)) != 0)
#define LOLA_AFG_INPUT_PIN_COUNT(res) ((res >> 10) & 0x2ff)
#define LOLA_AFG_OUTPUT_PIN_COUNT(res) ((res) & 0x2ff)
/* extract results of LOLA_PAR_AMP_IN_CAP / LOLA_PAR_AMP_OUT_CAP */
#define LOLA_AMP_MUTE_CAPABLE(res) ((res & (1 << 31)) != 0)
#define LOLA_AMP_STEP_SIZE(res) ((res >> 24) & 0x7f)
#define LOLA_AMP_NUM_STEPS(res) ((res >> 12) & 0x3ff)
#define LOLA_AMP_OFFSET(res) ((res) & 0x3ff)
#define LOLA_GRANULARITY_MIN 8
#define LOLA_GRANULARITY_MAX 32
#define LOLA_GRANULARITY_STEP 8
/* parameters used with unsolicited command/response */
#define LOLA_UNSOLICITED_TAG_MASK 0x3f
#define LOLA_UNSOLICITED_TAG 0x1a
#define LOLA_UNSOLICITED_ENABLE 0x80
#define LOLA_UNSOL_RESP_TAG_OFFSET 26
/* count values in the Vendor Specific Mixer Widget's Audio Widget Capabilities */
#define LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(res) ((res >> 2) & 0x1f)
#define LOLA_MIXER_DEST_REC_OUTPUT_SEPATATION(res) ((res >> 7) & 0x1f)
int lola_codec_write(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata);
int lola_codec_read(struct lola *chip, unsigned int nid, unsigned int verb,
unsigned int data, unsigned int extdata,
unsigned int *val, unsigned int *extval);
int lola_codec_flush(struct lola *chip);
#define lola_read_param(chip, nid, param, val) \
lola_codec_read(chip, nid, LOLA_VERB_PARAMETERS, param, 0, val, NULL)
/* PCM */
int lola_create_pcm(struct lola *chip);
void lola_free_pcm(struct lola *chip);
int lola_init_pcm(struct lola *chip, int dir, int *nidp);
void lola_pcm_update(struct lola *chip, struct lola_pcm *pcm, unsigned int bits);
/* clock */
int lola_init_clock_widget(struct lola *chip, int nid);
int lola_set_granularity(struct lola *chip, unsigned int val, bool force);
int lola_enable_clock_events(struct lola *chip);
int lola_set_clock_index(struct lola *chip, unsigned int idx);
int lola_set_clock(struct lola *chip, int idx);
int lola_set_sample_rate(struct lola *chip, int rate);
bool lola_update_ext_clock_freq(struct lola *chip, unsigned int val);
unsigned int lola_sample_rate_convert(unsigned int coded);
/* mixer */
int lola_init_pins(struct lola *chip, int dir, int *nidp);
int lola_init_mixer_widget(struct lola *chip, int nid);
void lola_free_mixer(struct lola *chip);
int lola_create_mixer(struct lola *chip);
int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute);
void lola_save_mixer(struct lola *chip);
void lola_restore_mixer(struct lola *chip);
int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update);
/* proc */
#ifdef CONFIG_SND_DEBUG
void lola_proc_debug_new(struct lola *chip);
#else
#define lola_proc_debug_new(chip)
#endif
#endif /* _LOLA_H */

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sound/pci/lola/lola_clock.c Normal file
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/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include "lola.h"
unsigned int lola_sample_rate_convert(unsigned int coded)
{
unsigned int freq;
/* base frequency */
switch (coded & 0x3) {
case 0: freq = 48000; break;
case 1: freq = 44100; break;
case 2: freq = 32000; break;
default: return 0; /* error */
}
/* multiplier / devisor */
switch (coded & 0x1c) {
case (0 << 2): break;
case (4 << 2): break;
case (1 << 2): freq *= 2; break;
case (2 << 2): freq *= 4; break;
case (5 << 2): freq /= 2; break;
case (6 << 2): freq /= 4; break;
default: return 0; /* error */
}
/* ajustement */
switch (coded & 0x60) {
case (0 << 5): break;
case (1 << 5): freq = (freq * 999) / 1000; break;
case (2 << 5): freq = (freq * 1001) / 1000; break;
default: return 0; /* error */
}
return freq;
}
/*
* Granualrity
*/
#define LOLA_MAXFREQ_AT_GRANULARITY_MIN 48000
#define LOLA_MAXFREQ_AT_GRANULARITY_BELOW_MAX 96000
static bool check_gran_clock_compatibility(struct lola *chip,
unsigned int val,
unsigned int freq)
{
if (!chip->granularity)
return true;
if (val < LOLA_GRANULARITY_MIN || val > LOLA_GRANULARITY_MAX ||
(val % LOLA_GRANULARITY_STEP) != 0)
return false;
if (val == LOLA_GRANULARITY_MIN) {
if (freq > LOLA_MAXFREQ_AT_GRANULARITY_MIN)
return false;
} else if (val < LOLA_GRANULARITY_MAX) {
if (freq > LOLA_MAXFREQ_AT_GRANULARITY_BELOW_MAX)
return false;
}
return true;
}
int lola_set_granularity(struct lola *chip, unsigned int val, bool force)
{
int err;
if (!force) {
if (val == chip->granularity)
return 0;
#if 0
/* change Gran only if there are no streams allocated ! */
if (chip->audio_in_alloc_mask || chip->audio_out_alloc_mask)
return -EBUSY;
#endif
if (!check_gran_clock_compatibility(chip, val,
chip->clock.cur_freq))
return -EINVAL;
}
chip->granularity = val;
val /= LOLA_GRANULARITY_STEP;
/* audio function group */
err = lola_codec_write(chip, 1, LOLA_VERB_SET_GRANULARITY_STEPS,
val, 0);
if (err < 0)
return err;
/* this can be a very slow function !!! */
usleep_range(400 * val, 20000);
return lola_codec_flush(chip);
}
/*
* Clock widget handling
*/
int __devinit lola_init_clock_widget(struct lola *chip, int nid)
{
unsigned int val;
int i, j, nitems, nb_verbs, idx, idx_list;
int err;
err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
return err;
}
if ((val & 0xfff00000) != 0x01f00000) { /* test SubType and Type */
snd_printdd("No valid clock widget\n");
return 0;
}
chip->clock.nid = nid;
chip->clock.items = val & 0xff;
snd_printdd("clock_list nid=%x, entries=%d\n", nid,
chip->clock.items);
if (chip->clock.items > MAX_SAMPLE_CLOCK_COUNT) {
printk(KERN_ERR SFX "CLOCK_LIST too big: %d\n",
chip->clock.items);
return -EINVAL;
}
nitems = chip->clock.items;
nb_verbs = (nitems + 3) / 4;
idx = 0;
idx_list = 0;
for (i = 0; i < nb_verbs; i++) {
unsigned int res_ex;
unsigned short items[4];
err = lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST,
idx, 0, &val, &res_ex);
if (err < 0) {
printk(KERN_ERR SFX "Can't read CLOCK_LIST\n");
return -EINVAL;
}
items[0] = val & 0xfff;
items[1] = (val >> 16) & 0xfff;
items[2] = res_ex & 0xfff;
items[3] = (res_ex >> 16) & 0xfff;
for (j = 0; j < 4; j++) {
unsigned char type = items[j] >> 8;
unsigned int freq = items[j] & 0xff;
int format = LOLA_CLOCK_FORMAT_NONE;
bool add_clock = true;
if (type == LOLA_CLOCK_TYPE_INTERNAL) {
freq = lola_sample_rate_convert(freq);
if (freq < chip->sample_rate_min)
add_clock = false;
else if (freq == 48000) {
chip->clock.cur_index = idx_list;
chip->clock.cur_freq = 48000;
chip->clock.cur_valid = true;
}
} else if (type == LOLA_CLOCK_TYPE_VIDEO) {
freq = lola_sample_rate_convert(freq);
if (freq < chip->sample_rate_min)
add_clock = false;
/* video clock has a format (0:NTSC, 1:PAL)*/
if (items[j] & 0x80)
format = LOLA_CLOCK_FORMAT_NTSC;
else
format = LOLA_CLOCK_FORMAT_PAL;
}
if (add_clock) {
struct lola_sample_clock *sc;
sc = &chip->clock.sample_clock[idx_list];
sc->type = type;
sc->format = format;
sc->freq = freq;
/* keep the index used with the board */
chip->clock.idx_lookup[idx_list] = idx;
idx_list++;
} else {
chip->clock.items--;
}
if (++idx >= nitems)
break;
}
}
return 0;
}
/* enable unsolicited events of the clock widget */
int lola_enable_clock_events(struct lola *chip)
{
unsigned int res;
int err;
err = lola_codec_read(chip, chip->clock.nid,
LOLA_VERB_SET_UNSOLICITED_ENABLE,
LOLA_UNSOLICITED_ENABLE | LOLA_UNSOLICITED_TAG,
0, &res, NULL);
if (err < 0)
return err;
if (res) {
printk(KERN_WARNING SFX "error in enable_clock_events %d\n",
res);
return -EINVAL;
}
return 0;
}
int lola_set_clock_index(struct lola *chip, unsigned int idx)
{
unsigned int res;
int err;
err = lola_codec_read(chip, chip->clock.nid,
LOLA_VERB_SET_CLOCK_SELECT,
chip->clock.idx_lookup[idx],
0, &res, NULL);
if (err < 0)
return err;
if (res) {
printk(KERN_WARNING SFX "error in set_clock %d\n", res);
return -EINVAL;
}
return 0;
}
bool lola_update_ext_clock_freq(struct lola *chip, unsigned int val)
{
unsigned int tag;
/* the current EXTERNAL clock information gets updated by interrupt
* with an unsolicited response
*/
if (!val)
return false;
tag = (val >> LOLA_UNSOL_RESP_TAG_OFFSET) & LOLA_UNSOLICITED_TAG_MASK;
if (tag != LOLA_UNSOLICITED_TAG)
return false;
/* only for current = external clocks */
if (chip->clock.sample_clock[chip->clock.cur_index].type !=
LOLA_CLOCK_TYPE_INTERNAL) {
chip->clock.cur_freq = lola_sample_rate_convert(val & 0x7f);
chip->clock.cur_valid = (val & 0x100) != 0;
}
return true;
}
int lola_set_clock(struct lola *chip, int idx)
{
int freq = 0;
bool valid = false;
if (idx == chip->clock.cur_index) {
/* current clock is allowed */
freq = chip->clock.cur_freq;
valid = chip->clock.cur_valid;
} else if (chip->clock.sample_clock[idx].type ==
LOLA_CLOCK_TYPE_INTERNAL) {
/* internal clocks allowed */
freq = chip->clock.sample_clock[idx].freq;
valid = true;
}
if (!freq || !valid)
return -EINVAL;
if (!check_gran_clock_compatibility(chip, chip->granularity, freq))
return -EINVAL;
if (idx != chip->clock.cur_index) {
int err = lola_set_clock_index(chip, idx);
if (err < 0)
return err;
/* update new settings */
chip->clock.cur_index = idx;
chip->clock.cur_freq = freq;
chip->clock.cur_valid = true;
}
return 0;
}
int lola_set_sample_rate(struct lola *chip, int rate)
{
int i;
if (chip->clock.cur_freq == rate && chip->clock.cur_valid)
return 0;
/* search for new dwClockIndex */
for (i = 0; i < chip->clock.items; i++) {
if (chip->clock.sample_clock[i].type == LOLA_CLOCK_TYPE_INTERNAL &&
chip->clock.sample_clock[i].freq == rate)
break;
}
if (i >= chip->clock.items)
return -EINVAL;
return lola_set_clock(chip, i);
}

839
sound/pci/lola/lola_mixer.c Normal file
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@ -0,0 +1,839 @@
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/vmalloc.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/control.h>
#include <sound/pcm.h>
#include <sound/tlv.h>
#include "lola.h"
static int __devinit lola_init_pin(struct lola *chip, struct lola_pin *pin,
int dir, int nid)
{
unsigned int val;
int err;
pin->nid = nid;
err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
return err;
}
val &= 0x00f00fff; /* test TYPE and bits 0..11 */
if (val == 0x00400200) /* Type = 4, Digital = 1 */
pin->is_analog = false;
else if (val == 0x0040000a && dir == CAPT) /* Dig=0, InAmp/ovrd */
pin->is_analog = true;
else if (val == 0x0040000c && dir == PLAY) /* Dig=0, OutAmp/ovrd */
pin->is_analog = true;
else {
printk(KERN_ERR SFX "Invalid wcaps 0x%x for 0x%x\n", val, nid);
return -EINVAL;
}
/* analog parameters only following, so continue in case of Digital pin
*/
if (!pin->is_analog)
return 0;
if (dir == PLAY)
err = lola_read_param(chip, nid, LOLA_PAR_AMP_OUT_CAP, &val);
else
err = lola_read_param(chip, nid, LOLA_PAR_AMP_IN_CAP, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read AMP-caps for 0x%x\n", nid);
return err;
}
pin->amp_mute = LOLA_AMP_MUTE_CAPABLE(val);
pin->amp_step_size = LOLA_AMP_STEP_SIZE(val);
pin->amp_num_steps = LOLA_AMP_NUM_STEPS(val);
if (pin->amp_num_steps) {
/* zero as mute state */
pin->amp_num_steps++;
pin->amp_step_size++;
}
pin->amp_offset = LOLA_AMP_OFFSET(val);
err = lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val,
NULL);
if (err < 0) {
printk(KERN_ERR SFX "Can't get MAX_LEVEL 0x%x\n", nid);
return err;
}
pin->max_level = val & 0x3ff; /* 10 bits */
pin->config_default_reg = 0;
pin->fixed_gain_list_len = 0;
pin->cur_gain_step = 0;
return 0;
}
int __devinit lola_init_pins(struct lola *chip, int dir, int *nidp)
{
int i, err, nid;
nid = *nidp;
for (i = 0; i < chip->pin[dir].num_pins; i++, nid++) {
err = lola_init_pin(chip, &chip->pin[dir].pins[i], dir, nid);
if (err < 0)
return err;
if (chip->pin[dir].pins[i].is_analog)
chip->pin[dir].num_analog_pins++;
}
*nidp = nid;
return 0;
}
void lola_free_mixer(struct lola *chip)
{
if (chip->mixer.array_saved)
vfree(chip->mixer.array_saved);
}
int __devinit lola_init_mixer_widget(struct lola *chip, int nid)
{
unsigned int val;
int err;
err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
return err;
}
if ((val & 0xfff00000) != 0x02f00000) { /* test SubType and Type */
snd_printdd("No valid mixer widget\n");
return 0;
}
chip->mixer.nid = nid;
chip->mixer.caps = val;
chip->mixer.array = (struct lola_mixer_array __iomem *)
(chip->bar[BAR1].remap_addr + LOLA_BAR1_SOURCE_GAIN_ENABLE);
/* reserve memory to copy mixer data for sleep mode transitions */
chip->mixer.array_saved = vmalloc(sizeof(struct lola_mixer_array));
/* mixer matrix sources are physical input data and play streams */
chip->mixer.src_stream_outs = chip->pcm[PLAY].num_streams;
chip->mixer.src_phys_ins = chip->pin[CAPT].num_pins;
/* mixer matrix destinations are record streams and physical output */
chip->mixer.dest_stream_ins = chip->pcm[CAPT].num_streams;
chip->mixer.dest_phys_outs = chip->pin[PLAY].num_pins;
/* mixer matrix can have unused areas between PhysIn and
* Play or Record and PhysOut zones
*/
chip->mixer.src_stream_out_ofs = chip->mixer.src_phys_ins +
LOLA_MIXER_SRC_INPUT_PLAY_SEPARATION(val);
chip->mixer.dest_phys_out_ofs = chip->mixer.dest_stream_ins +
LOLA_MIXER_DEST_REC_OUTPUT_SEPATATION(val);
/* example : MixerMatrix of LoLa881
* 0-------8------16-------8------16
* | | | | |
* | INPUT | | INPUT | |
* | -> |unused | -> |unused |
* | RECORD| | OUTPUT| |
* | | | | |
* 8--------------------------------
* | | | | |
* | | | | |
* |unused |unused |unused |unused |
* | | | | |
* | | | | |
* 16-------------------------------
* | | | | |
* | PLAY | | PLAY | |
* | -> |unused | -> |unused |
* | RECORD| | OUTPUT| |
* | | | | |
* 8--------------------------------
* | | | | |
* | | | | |
* |unused |unused |unused |unused |
* | | | | |
* | | | | |
* 16-------------------------------
*/
if (chip->mixer.src_stream_out_ofs > MAX_AUDIO_INOUT_COUNT ||
chip->mixer.dest_phys_out_ofs > MAX_STREAM_IN_COUNT) {
printk(KERN_ERR SFX "Invalid mixer widget size\n");
return -EINVAL;
}
chip->mixer.src_mask = ((1U << chip->mixer.src_phys_ins) - 1) |
(((1U << chip->mixer.src_stream_outs) - 1)
<< chip->mixer.src_stream_out_ofs);
chip->mixer.dest_mask = ((1U << chip->mixer.dest_stream_ins) - 1) |
(((1U << chip->mixer.dest_phys_outs) - 1)
<< chip->mixer.dest_phys_out_ofs);
return 0;
}
static int lola_mixer_set_src_gain(struct lola *chip, unsigned int id,
unsigned short gain, bool on)
{
unsigned int oldval, val;
if (!(chip->mixer.src_mask & (1 << id)))
return -EINVAL;
writew(gain, &chip->mixer.array->src_gain[id]);
oldval = val = readl(&chip->mixer.array->src_gain_enable);
if (on)
val |= (1 << id);
else
val &= ~(1 << id);
writel(val, &chip->mixer.array->src_gain_enable);
lola_codec_flush(chip);
/* inform micro-controller about the new source gain */
return lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_SOURCE_GAIN, id, 0);
}
#if 0 /* not used */
static int lola_mixer_set_src_gains(struct lola *chip, unsigned int mask,
unsigned short *gains)
{
int i;
if ((chip->mixer.src_mask & mask) != mask)
return -EINVAL;
for (i = 0; i < LOLA_MIXER_DIM; i++) {
if (mask & (1 << i)) {
writew(*gains, &chip->mixer.array->src_gain[i]);
gains++;
}
}
writel(mask, &chip->mixer.array->src_gain_enable);
lola_codec_flush(chip);
if (chip->mixer.caps & LOLA_PEAK_METER_CAN_AGC_MASK) {
/* update for all srcs at once */
return lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_SOURCE_GAIN, 0x80, 0);
}
/* update manually */
for (i = 0; i < LOLA_MIXER_DIM; i++) {
if (mask & (1 << i)) {
lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_SOURCE_GAIN, i, 0);
}
}
return 0;
}
#endif /* not used */
static int lola_mixer_set_mapping_gain(struct lola *chip,
unsigned int src, unsigned int dest,
unsigned short gain, bool on)
{
unsigned int val;
if (!(chip->mixer.src_mask & (1 << src)) ||
!(chip->mixer.dest_mask & (1 << dest)))
return -EINVAL;
if (on)
writew(gain, &chip->mixer.array->dest_mix_gain[dest][src]);
val = readl(&chip->mixer.array->dest_mix_gain_enable[dest]);
if (on)
val |= (1 << src);
else
val &= ~(1 << src);
writel(val, &chip->mixer.array->dest_mix_gain_enable[dest]);
lola_codec_flush(chip);
return lola_codec_write(chip, chip->mixer.nid, LOLA_VERB_SET_MIX_GAIN,
src, dest);
}
static int lola_mixer_set_dest_gains(struct lola *chip, unsigned int id,
unsigned int mask, unsigned short *gains)
{
int i;
if (!(chip->mixer.dest_mask & (1 << id)) ||
(chip->mixer.src_mask & mask) != mask)
return -EINVAL;
for (i = 0; i < LOLA_MIXER_DIM; i++) {
if (mask & (1 << i)) {
writew(*gains, &chip->mixer.array->dest_mix_gain[id][i]);
gains++;
}
}
writel(mask, &chip->mixer.array->dest_mix_gain_enable[id]);
lola_codec_flush(chip);
/* update for all dests at once */
return lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_DESTINATION_GAIN, id, 0);
}
/*
*/
static int set_analog_volume(struct lola *chip, int dir,
unsigned int idx, unsigned int val,
bool external_call);
int lola_setup_all_analog_gains(struct lola *chip, int dir, bool mute)
{
struct lola_pin *pin;
int idx, max_idx;
pin = chip->pin[dir].pins;
max_idx = chip->pin[dir].num_pins;
for (idx = 0; idx < max_idx; idx++) {
if (pin[idx].is_analog) {
unsigned int val = mute ? 0 : pin[idx].cur_gain_step;
/* set volume and do not save the value */
set_analog_volume(chip, dir, idx, val, false);
}
}
return lola_codec_flush(chip);
}
void lola_save_mixer(struct lola *chip)
{
/* mute analog output */
if (chip->mixer.array_saved) {
/* store contents of mixer array */
memcpy_fromio(chip->mixer.array_saved, chip->mixer.array,
sizeof(*chip->mixer.array));
}
lola_setup_all_analog_gains(chip, PLAY, true); /* output mute */
}
void lola_restore_mixer(struct lola *chip)
{
int i;
/*lola_reset_setups(chip);*/
if (chip->mixer.array_saved) {
/* restore contents of mixer array */
memcpy_toio(chip->mixer.array, chip->mixer.array_saved,
sizeof(*chip->mixer.array));
/* inform micro-controller about all restored values
* and ignore return values
*/
for (i = 0; i < chip->mixer.src_phys_ins; i++)
lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_SOURCE_GAIN,
i, 0);
for (i = 0; i < chip->mixer.src_stream_outs; i++)
lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_SOURCE_GAIN,
chip->mixer.src_stream_out_ofs + i, 0);
for (i = 0; i < chip->mixer.dest_stream_ins; i++)
lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_DESTINATION_GAIN,
i, 0);
for (i = 0; i < chip->mixer.dest_phys_outs; i++)
lola_codec_write(chip, chip->mixer.nid,
LOLA_VERB_SET_DESTINATION_GAIN,
chip->mixer.dest_phys_out_ofs + i, 0);
lola_codec_flush(chip);
}
}
/*
*/
static int set_analog_volume(struct lola *chip, int dir,
unsigned int idx, unsigned int val,
bool external_call)
{
struct lola_pin *pin;
int err;
if (idx >= chip->pin[dir].num_pins)
return -EINVAL;
pin = &chip->pin[dir].pins[idx];
if (!pin->is_analog || pin->amp_num_steps <= val)
return -EINVAL;
if (external_call && pin->cur_gain_step == val)
return 0;
if (external_call)
lola_codec_flush(chip);
err = lola_codec_write(chip, pin->nid,
LOLA_VERB_SET_AMP_GAIN_MUTE, val, 0);
if (err < 0)
return err;
if (external_call)
pin->cur_gain_step = val;
return 0;
}
int lola_set_src_config(struct lola *chip, unsigned int src_mask, bool update)
{
int ret = 0;
int success = 0;
int n, err;
/* SRC can be activated and the dwInputSRCMask is valid? */
if ((chip->input_src_caps_mask & src_mask) != src_mask)
return -EINVAL;
/* handle all even Inputs - SRC is a stereo setting !!! */
for (n = 0; n < chip->pin[CAPT].num_pins; n += 2) {
unsigned int mask = 3U << n; /* handle the stereo case */
unsigned int new_src, src_state;
if (!(chip->input_src_caps_mask & mask))
continue;
/* if one IO needs SRC, both stereo IO will get SRC */
new_src = (src_mask & mask) != 0;
if (update) {
src_state = (chip->input_src_mask & mask) != 0;
if (src_state == new_src)
continue; /* nothing to change for this IO */
}
err = lola_codec_write(chip, chip->pcm[CAPT].streams[n].nid,
LOLA_VERB_SET_SRC, new_src, 0);
if (!err)
success++;
else
ret = err;
}
if (success)
ret = lola_codec_flush(chip);
if (!ret)
chip->input_src_mask = src_mask;
return ret;
}
/*
*/
static int init_mixer_values(struct lola *chip)
{
int i;
/* all src on */
lola_set_src_config(chip, (1 << chip->pin[CAPT].num_pins) - 1, false);
/* clear all matrix */
memset_io(chip->mixer.array, 0, sizeof(*chip->mixer.array));
/* set src gain to 0dB */
for (i = 0; i < chip->mixer.src_phys_ins; i++)
lola_mixer_set_src_gain(chip, i, 336, true); /* 0dB */
for (i = 0; i < chip->mixer.src_stream_outs; i++)
lola_mixer_set_src_gain(chip,
i + chip->mixer.src_stream_out_ofs,
336, true); /* 0dB */
/* set 1:1 dest gain */
for (i = 0; i < chip->mixer.dest_stream_ins; i++) {
int src = i % chip->mixer.src_phys_ins;
lola_mixer_set_mapping_gain(chip, src, i, 336, true);
}
for (i = 0; i < chip->mixer.src_stream_outs; i++) {
int src = chip->mixer.src_stream_out_ofs + i;
int dst = chip->mixer.dest_phys_out_ofs +
i % chip->mixer.dest_phys_outs;
lola_mixer_set_mapping_gain(chip, src, dst, 336, true);
}
return 0;
}
/*
* analog mixer control element
*/
static int lola_analog_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int dir = kcontrol->private_value;
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = chip->pin[dir].num_pins;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = chip->pin[dir].pins[0].amp_num_steps;
return 0;
}
static int lola_analog_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int dir = kcontrol->private_value;
int i;
for (i = 0; i < chip->pin[dir].num_pins; i++)
ucontrol->value.integer.value[i] =
chip->pin[dir].pins[i].cur_gain_step;
return 0;
}
static int lola_analog_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int dir = kcontrol->private_value;
int i, err;
for (i = 0; i < chip->pin[dir].num_pins; i++) {
err = set_analog_volume(chip, dir, i,
ucontrol->value.integer.value[i],
true);
if (err < 0)
return err;
}
return 0;
}
static int lola_analog_vol_tlv(struct snd_kcontrol *kcontrol, int op_flag,
unsigned int size, unsigned int __user *tlv)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int dir = kcontrol->private_value;
unsigned int val1, val2;
struct lola_pin *pin;
if (size < 4 * sizeof(unsigned int))
return -ENOMEM;
pin = &chip->pin[dir].pins[0];
val2 = pin->amp_step_size * 25;
val1 = -1 * (int)pin->amp_offset * (int)val2;
#ifdef TLV_DB_SCALE_MUTE
val2 |= TLV_DB_SCALE_MUTE;
#endif
if (put_user(SNDRV_CTL_TLVT_DB_SCALE, tlv))
return -EFAULT;
if (put_user(2 * sizeof(unsigned int), tlv + 1))
return -EFAULT;
if (put_user(val1, tlv + 2))
return -EFAULT;
if (put_user(val2, tlv + 3))
return -EFAULT;
return 0;
}
static struct snd_kcontrol_new lola_analog_mixer __devinitdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ |
SNDRV_CTL_ELEM_ACCESS_TLV_CALLBACK),
.info = lola_analog_vol_info,
.get = lola_analog_vol_get,
.put = lola_analog_vol_put,
.tlv.c = lola_analog_vol_tlv,
};
static int __devinit create_analog_mixer(struct lola *chip, int dir, char *name)
{
if (!chip->pin[dir].num_pins)
return 0;
/* no analog volumes on digital only adapters */
if (chip->pin[dir].num_pins != chip->pin[dir].num_analog_pins)
return 0;
lola_analog_mixer.name = name;
lola_analog_mixer.private_value = dir;
return snd_ctl_add(chip->card,
snd_ctl_new1(&lola_analog_mixer, chip));
}
/*
* Hardware sample rate converter on digital input
*/
static int lola_input_src_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
uinfo->count = chip->pin[CAPT].num_pins;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 1;
return 0;
}
static int lola_input_src_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int i;
for (i = 0; i < chip->pin[CAPT].num_pins; i++)
ucontrol->value.integer.value[i] =
!!(chip->input_src_mask & (1 << i));
return 0;
}
static int lola_input_src_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
int i;
unsigned int mask;
mask = 0;
for (i = 0; i < chip->pin[CAPT].num_pins; i++)
if (ucontrol->value.integer.value[i])
mask |= 1 << i;
return lola_set_src_config(chip, mask, true);
}
static struct snd_kcontrol_new lola_input_src_mixer __devinitdata = {
.name = "Digital SRC Capture Switch",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.info = lola_input_src_info,
.get = lola_input_src_get,
.put = lola_input_src_put,
};
/*
* Lola16161 or Lola881 can have Hardware sample rate converters
* on its digital input pins
*/
static int __devinit create_input_src_mixer(struct lola *chip)
{
if (!chip->input_src_caps_mask)
return 0;
return snd_ctl_add(chip->card,
snd_ctl_new1(&lola_input_src_mixer, chip));
}
/*
* src gain mixer
*/
static int lola_src_gain_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
unsigned int count = (kcontrol->private_value >> 8) & 0xff;
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = count;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 409;
return 0;
}
static int lola_src_gain_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
unsigned int ofs = kcontrol->private_value & 0xff;
unsigned int count = (kcontrol->private_value >> 8) & 0xff;
unsigned int mask, i;
mask = readl(&chip->mixer.array->src_gain_enable);
for (i = 0; i < count; i++) {
unsigned int idx = ofs + i;
unsigned short val;
if (!(chip->mixer.src_mask & (1 << idx)))
return -EINVAL;
if (mask & (1 << idx))
val = readw(&chip->mixer.array->src_gain[idx]) + 1;
else
val = 0;
ucontrol->value.integer.value[i] = val;
}
return 0;
}
static int lola_src_gain_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
unsigned int ofs = kcontrol->private_value & 0xff;
unsigned int count = (kcontrol->private_value >> 8) & 0xff;
int i, err;
for (i = 0; i < count; i++) {
unsigned int idx = ofs + i;
unsigned short val = ucontrol->value.integer.value[i];
if (val)
val--;
err = lola_mixer_set_src_gain(chip, idx, val, !!val);
if (err < 0)
return err;
}
return 0;
}
/* raw value: 0 = -84dB, 336 = 0dB, 408=18dB, incremented 1 for mute */
static const DECLARE_TLV_DB_SCALE(lola_src_gain_tlv, -8425, 25, 1);
static struct snd_kcontrol_new lola_src_gain_mixer __devinitdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ),
.info = lola_src_gain_info,
.get = lola_src_gain_get,
.put = lola_src_gain_put,
.tlv.p = lola_src_gain_tlv,
};
static int __devinit create_src_gain_mixer(struct lola *chip,
int num, int ofs, char *name)
{
lola_src_gain_mixer.name = name;
lola_src_gain_mixer.private_value = ofs + (num << 8);
return snd_ctl_add(chip->card,
snd_ctl_new1(&lola_src_gain_mixer, chip));
}
/*
* destination gain (matrix-like) mixer
*/
static int lola_dest_gain_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = src_num;
uinfo->value.integer.min = 0;
uinfo->value.integer.max = 433;
return 0;
}
static int lola_dest_gain_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
unsigned int src_ofs = kcontrol->private_value & 0xff;
unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff;
unsigned int dst, mask, i;
dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs;
mask = readl(&chip->mixer.array->dest_mix_gain_enable[dst]);
for (i = 0; i < src_num; i++) {
unsigned int src = src_ofs + i;
unsigned short val;
if (!(chip->mixer.src_mask & (1 << src)))
return -EINVAL;
if (mask & (1 << dst))
val = readw(&chip->mixer.array->dest_mix_gain[dst][src]) + 1;
else
val = 0;
ucontrol->value.integer.value[i] = val;
}
return 0;
}
static int lola_dest_gain_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct lola *chip = snd_kcontrol_chip(kcontrol);
unsigned int src_ofs = kcontrol->private_value & 0xff;
unsigned int src_num = (kcontrol->private_value >> 8) & 0xff;
unsigned int dst_ofs = (kcontrol->private_value >> 16) & 0xff;
unsigned int dst, mask;
unsigned short gains[MAX_STREAM_COUNT];
int i, num;
mask = 0;
num = 0;
for (i = 0; i < src_num; i++) {
unsigned short val = ucontrol->value.integer.value[i];
if (val) {
gains[num++] = val - 1;
mask |= 1 << i;
}
}
mask <<= src_ofs;
dst = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id) + dst_ofs;
return lola_mixer_set_dest_gains(chip, dst, mask, gains);
}
static const DECLARE_TLV_DB_SCALE(lola_dest_gain_tlv, -8425, 25, 1);
static struct snd_kcontrol_new lola_dest_gain_mixer __devinitdata = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ),
.info = lola_dest_gain_info,
.get = lola_dest_gain_get,
.put = lola_dest_gain_put,
.tlv.p = lola_dest_gain_tlv,
};
static int __devinit create_dest_gain_mixer(struct lola *chip,
int src_num, int src_ofs,
int num, int ofs, char *name)
{
lola_dest_gain_mixer.count = num;
lola_dest_gain_mixer.name = name;
lola_dest_gain_mixer.private_value =
src_ofs + (src_num << 8) + (ofs << 16) + (num << 24);
return snd_ctl_add(chip->card,
snd_ctl_new1(&lola_dest_gain_mixer, chip));
}
/*
*/
int __devinit lola_create_mixer(struct lola *chip)
{
int err;
err = create_analog_mixer(chip, PLAY, "Analog Playback Volume");
if (err < 0)
return err;
err = create_analog_mixer(chip, CAPT, "Analog Capture Volume");
if (err < 0)
return err;
err = create_input_src_mixer(chip);
if (err < 0)
return err;
err = create_src_gain_mixer(chip, chip->mixer.src_phys_ins, 0,
"Line Source Gain Volume");
if (err < 0)
return err;
err = create_src_gain_mixer(chip, chip->mixer.src_stream_outs,
chip->mixer.src_stream_out_ofs,
"Stream Source Gain Volume");
if (err < 0)
return err;
err = create_dest_gain_mixer(chip,
chip->mixer.src_phys_ins, 0,
chip->mixer.dest_stream_ins, 0,
"Line Capture Volume");
if (err < 0)
return err;
err = create_dest_gain_mixer(chip,
chip->mixer.src_stream_outs,
chip->mixer.src_stream_out_ofs,
chip->mixer.dest_stream_ins, 0,
"Stream-Loopback Capture Volume");
if (err < 0)
return err;
err = create_dest_gain_mixer(chip,
chip->mixer.src_phys_ins, 0,
chip->mixer.dest_phys_outs,
chip->mixer.dest_phys_out_ofs,
"Line-Loopback Playback Volume");
if (err < 0)
return err;
err = create_dest_gain_mixer(chip,
chip->mixer.src_stream_outs,
chip->mixer.src_stream_out_ofs,
chip->mixer.dest_phys_outs,
chip->mixer.dest_phys_out_ofs,
"Stream Playback Volume");
if (err < 0)
return err;
return init_mixer_values(chip);
}

706
sound/pci/lola/lola_pcm.c Normal file
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@ -0,0 +1,706 @@
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include "lola.h"
#define LOLA_MAX_BDL_ENTRIES 8
#define LOLA_MAX_BUF_SIZE (1024*1024*1024)
#define LOLA_BDL_ENTRY_SIZE (16 * 16)
static struct lola_pcm *lola_get_pcm(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
return &chip->pcm[substream->stream];
}
static struct lola_stream *lola_get_stream(struct snd_pcm_substream *substream)
{
struct lola_pcm *pcm = lola_get_pcm(substream);
unsigned int idx = substream->number;
return &pcm->streams[idx];
}
static unsigned int lola_get_lrc(struct lola *chip)
{
return lola_readl(chip, BAR1, LRC);
}
static unsigned int lola_get_tstamp(struct lola *chip, bool quick_no_sync)
{
unsigned int tstamp = lola_get_lrc(chip) >> 8;
if (chip->granularity) {
unsigned int wait_banks = quick_no_sync ? 0 : 8;
tstamp += (wait_banks + 1) * chip->granularity - 1;
tstamp -= tstamp % chip->granularity;
}
return tstamp << 8;
}
/* clear any pending interrupt status */
static void lola_stream_clear_pending_irq(struct lola *chip,
struct lola_stream *str)
{
unsigned int val = lola_dsd_read(chip, str->dsd, STS);
val &= LOLA_DSD_STS_DESE | LOLA_DSD_STS_BCIS;
if (val)
lola_dsd_write(chip, str->dsd, STS, val);
}
static void lola_stream_start(struct lola *chip, struct lola_stream *str,
unsigned int tstamp)
{
lola_stream_clear_pending_irq(chip, str);
lola_dsd_write(chip, str->dsd, CTL,
LOLA_DSD_CTL_SRUN |
LOLA_DSD_CTL_IOCE |
LOLA_DSD_CTL_DEIE |
LOLA_DSD_CTL_VLRCV |
tstamp);
}
static void lola_stream_stop(struct lola *chip, struct lola_stream *str,
unsigned int tstamp)
{
lola_dsd_write(chip, str->dsd, CTL,
LOLA_DSD_CTL_IOCE |
LOLA_DSD_CTL_DEIE |
LOLA_DSD_CTL_VLRCV |
tstamp);
lola_stream_clear_pending_irq(chip, str);
}
static void wait_for_srst_clear(struct lola *chip, struct lola_stream *str)
{
unsigned long end_time = jiffies + msecs_to_jiffies(200);
while (time_before(jiffies, end_time)) {
unsigned int val;
val = lola_dsd_read(chip, str->dsd, CTL);
if (!(val & LOLA_DSD_CTL_SRST))
return;
msleep(1);
}
printk(KERN_WARNING SFX "SRST not clear (stream %d)\n", str->dsd);
}
static int lola_stream_wait_for_fifo(struct lola *chip,
struct lola_stream *str,
bool ready)
{
unsigned int val = ready ? LOLA_DSD_STS_FIFORDY : 0;
unsigned long end_time = jiffies + msecs_to_jiffies(200);
while (time_before(jiffies, end_time)) {
unsigned int reg = lola_dsd_read(chip, str->dsd, STS);
if ((reg & LOLA_DSD_STS_FIFORDY) == val)
return 0;
msleep(1);
}
printk(KERN_WARNING SFX "FIFO not ready (stream %d)\n", str->dsd);
return -EIO;
}
/* sync for FIFO ready/empty for all linked streams;
* clear paused flag when FIFO gets ready again
*/
static int lola_sync_wait_for_fifo(struct lola *chip,
struct snd_pcm_substream *substream,
bool ready)
{
unsigned int val = ready ? LOLA_DSD_STS_FIFORDY : 0;
unsigned long end_time = jiffies + msecs_to_jiffies(200);
struct snd_pcm_substream *s;
int pending = 0;
while (time_before(jiffies, end_time)) {
pending = 0;
snd_pcm_group_for_each_entry(s, substream) {
struct lola_stream *str;
if (s->pcm->card != substream->pcm->card)
continue;
str = lola_get_stream(s);
if (str->prepared && str->paused) {
unsigned int reg;
reg = lola_dsd_read(chip, str->dsd, STS);
if ((reg & LOLA_DSD_STS_FIFORDY) != val) {
pending = str->dsd + 1;
break;
}
if (ready)
str->paused = 0;
}
}
if (!pending)
return 0;
msleep(1);
}
printk(KERN_WARNING SFX "FIFO not ready (pending %d)\n", pending - 1);
return -EIO;
}
/* finish pause - prepare for a new resume */
static void lola_sync_pause(struct lola *chip,
struct snd_pcm_substream *substream)
{
struct snd_pcm_substream *s;
lola_sync_wait_for_fifo(chip, substream, false);
snd_pcm_group_for_each_entry(s, substream) {
struct lola_stream *str;
if (s->pcm->card != substream->pcm->card)
continue;
str = lola_get_stream(s);
if (str->paused && str->prepared)
lola_dsd_write(chip, str->dsd, CTL, LOLA_DSD_CTL_SRUN |
LOLA_DSD_CTL_IOCE | LOLA_DSD_CTL_DEIE);
}
lola_sync_wait_for_fifo(chip, substream, true);
}
static void lola_stream_reset(struct lola *chip, struct lola_stream *str)
{
if (str->prepared) {
if (str->paused)
lola_sync_pause(chip, str->substream);
str->prepared = 0;
lola_dsd_write(chip, str->dsd, CTL,
LOLA_DSD_CTL_IOCE | LOLA_DSD_CTL_DEIE);
lola_stream_wait_for_fifo(chip, str, false);
lola_stream_clear_pending_irq(chip, str);
lola_dsd_write(chip, str->dsd, CTL, LOLA_DSD_CTL_SRST);
lola_dsd_write(chip, str->dsd, LVI, 0);
lola_dsd_write(chip, str->dsd, BDPU, 0);
lola_dsd_write(chip, str->dsd, BDPL, 0);
wait_for_srst_clear(chip, str);
}
}
static struct snd_pcm_hardware lola_pcm_hw = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_PAUSE),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE |
SNDRV_PCM_FMTBIT_S32_LE |
SNDRV_PCM_FMTBIT_FLOAT_LE),
.rates = SNDRV_PCM_RATE_8000_192000,
.rate_min = 8000,
.rate_max = 192000,
.channels_min = 1,
.channels_max = 2,
.buffer_bytes_max = LOLA_MAX_BUF_SIZE,
.period_bytes_min = 128,
.period_bytes_max = LOLA_MAX_BUF_SIZE / 2,
.periods_min = 2,
.periods_max = LOLA_MAX_BDL_ENTRIES,
.fifo_size = 0,
};
static int lola_pcm_open(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_pcm *pcm = lola_get_pcm(substream);
struct lola_stream *str = lola_get_stream(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
mutex_lock(&chip->open_mutex);
if (str->opened) {
mutex_unlock(&chip->open_mutex);
return -EBUSY;
}
str->substream = substream;
str->master = NULL;
str->opened = 1;
runtime->hw = lola_pcm_hw;
runtime->hw.channels_max = pcm->num_streams - str->index;
if (chip->sample_rate) {
/* sample rate is locked */
runtime->hw.rate_min = chip->sample_rate;
runtime->hw.rate_max = chip->sample_rate;
} else {
runtime->hw.rate_min = chip->sample_rate_min;
runtime->hw.rate_max = chip->sample_rate_max;
}
chip->ref_count_rate++;
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
/* period size = multiple of chip->granularity (8, 16 or 32 frames)*/
snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_SIZE,
chip->granularity);
snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
chip->granularity);
mutex_unlock(&chip->open_mutex);
return 0;
}
static void lola_cleanup_slave_streams(struct lola_pcm *pcm,
struct lola_stream *str)
{
int i;
for (i = str->index + 1; i < pcm->num_streams; i++) {
struct lola_stream *s = &pcm->streams[i];
if (s->master != str)
break;
s->master = NULL;
s->opened = 0;
}
}
static int lola_pcm_close(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_stream *str = lola_get_stream(substream);
mutex_lock(&chip->open_mutex);
if (str->substream == substream) {
str->substream = NULL;
str->opened = 0;
}
if (--chip->ref_count_rate == 0) {
/* release sample rate */
chip->sample_rate = 0;
}
mutex_unlock(&chip->open_mutex);
return 0;
}
static int lola_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
struct lola_stream *str = lola_get_stream(substream);
str->bufsize = 0;
str->period_bytes = 0;
str->format_verb = 0;
return snd_pcm_lib_malloc_pages(substream,
params_buffer_bytes(hw_params));
}
static int lola_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_pcm *pcm = lola_get_pcm(substream);
struct lola_stream *str = lola_get_stream(substream);
mutex_lock(&chip->open_mutex);
lola_stream_reset(chip, str);
lola_cleanup_slave_streams(pcm, str);
mutex_unlock(&chip->open_mutex);
return snd_pcm_lib_free_pages(substream);
}
/*
* set up a BDL entry
*/
static int setup_bdle(struct snd_pcm_substream *substream,
struct lola_stream *str, u32 **bdlp,
int ofs, int size)
{
u32 *bdl = *bdlp;
while (size > 0) {
dma_addr_t addr;
int chunk;
if (str->frags >= LOLA_MAX_BDL_ENTRIES)
return -EINVAL;
addr = snd_pcm_sgbuf_get_addr(substream, ofs);
/* program the address field of the BDL entry */
bdl[0] = cpu_to_le32((u32)addr);
bdl[1] = cpu_to_le32(upper_32_bits(addr));
/* program the size field of the BDL entry */
chunk = snd_pcm_sgbuf_get_chunk_size(substream, ofs, size);
bdl[2] = cpu_to_le32(chunk);
/* program the IOC to enable interrupt
* only when the whole fragment is processed
*/
size -= chunk;
bdl[3] = size ? 0 : cpu_to_le32(0x01);
bdl += 4;
str->frags++;
ofs += chunk;
}
*bdlp = bdl;
return ofs;
}
/*
* set up BDL entries
*/
static int lola_setup_periods(struct lola *chip, struct lola_pcm *pcm,
struct snd_pcm_substream *substream,
struct lola_stream *str)
{
u32 *bdl;
int i, ofs, periods, period_bytes;
period_bytes = str->period_bytes;
periods = str->bufsize / period_bytes;
/* program the initial BDL entries */
bdl = (u32 *)(pcm->bdl.area + LOLA_BDL_ENTRY_SIZE * str->index);
ofs = 0;
str->frags = 0;
for (i = 0; i < periods; i++) {
ofs = setup_bdle(substream, str, &bdl, ofs, period_bytes);
if (ofs < 0)
goto error;
}
return 0;
error:
snd_printk(KERN_ERR SFX "Too many BDL entries: buffer=%d, period=%d\n",
str->bufsize, period_bytes);
return -EINVAL;
}
static unsigned int lola_get_format_verb(struct snd_pcm_substream *substream)
{
unsigned int verb;
switch (substream->runtime->format) {
case SNDRV_PCM_FORMAT_S16_LE:
verb = 0x00000000;
break;
case SNDRV_PCM_FORMAT_S24_LE:
verb = 0x00000200;
break;
case SNDRV_PCM_FORMAT_S32_LE:
verb = 0x00000300;
break;
case SNDRV_PCM_FORMAT_FLOAT_LE:
verb = 0x00001300;
break;
default:
return 0;
}
verb |= substream->runtime->channels;
return verb;
}
static int lola_set_stream_config(struct lola *chip,
struct lola_stream *str,
int channels)
{
int i, err;
unsigned int verb, val;
/* set format info for all channels
* (with only one command for the first channel)
*/
err = lola_codec_read(chip, str->nid, LOLA_VERB_SET_STREAM_FORMAT,
str->format_verb, 0, &val, NULL);
if (err < 0) {
printk(KERN_ERR SFX "Cannot set stream format 0x%x\n",
str->format_verb);
return err;
}
/* update stream - channel config */
for (i = 0; i < channels; i++) {
verb = (str->index << 6) | i;
err = lola_codec_read(chip, str[i].nid,
LOLA_VERB_SET_CHANNEL_STREAMID, 0, verb,
&val, NULL);
if (err < 0) {
printk(KERN_ERR SFX "Cannot set stream channel %d\n", i);
return err;
}
}
return 0;
}
/*
* set up the SD for streaming
*/
static int lola_setup_controller(struct lola *chip, struct lola_pcm *pcm,
struct lola_stream *str)
{
dma_addr_t bdl;
if (str->prepared)
return -EINVAL;
/* set up BDL */
bdl = pcm->bdl.addr + LOLA_BDL_ENTRY_SIZE * str->index;
lola_dsd_write(chip, str->dsd, BDPL, (u32)bdl);
lola_dsd_write(chip, str->dsd, BDPU, upper_32_bits(bdl));
/* program the stream LVI (last valid index) of the BDL */
lola_dsd_write(chip, str->dsd, LVI, str->frags - 1);
lola_stream_clear_pending_irq(chip, str);
lola_dsd_write(chip, str->dsd, CTL,
LOLA_DSD_CTL_IOCE | LOLA_DSD_CTL_DEIE | LOLA_DSD_CTL_SRUN);
str->prepared = 1;
return lola_stream_wait_for_fifo(chip, str, true);
}
static int lola_pcm_prepare(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_pcm *pcm = lola_get_pcm(substream);
struct lola_stream *str = lola_get_stream(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
unsigned int bufsize, period_bytes, format_verb;
int i, err;
mutex_lock(&chip->open_mutex);
lola_stream_reset(chip, str);
lola_cleanup_slave_streams(pcm, str);
if (str->index + runtime->channels > pcm->num_streams) {
mutex_unlock(&chip->open_mutex);
return -EINVAL;
}
for (i = 1; i < runtime->channels; i++) {
str[i].master = str;
str[i].opened = 1;
}
mutex_unlock(&chip->open_mutex);
bufsize = snd_pcm_lib_buffer_bytes(substream);
period_bytes = snd_pcm_lib_period_bytes(substream);
format_verb = lola_get_format_verb(substream);
str->bufsize = bufsize;
str->period_bytes = period_bytes;
str->format_verb = format_verb;
err = lola_setup_periods(chip, pcm, substream, str);
if (err < 0)
return err;
err = lola_set_sample_rate(chip, runtime->rate);
if (err < 0)
return err;
chip->sample_rate = runtime->rate; /* sample rate gets locked */
err = lola_set_stream_config(chip, str, runtime->channels);
if (err < 0)
return err;
err = lola_setup_controller(chip, pcm, str);
if (err < 0) {
lola_stream_reset(chip, str);
return err;
}
return 0;
}
static int lola_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_stream *str;
struct snd_pcm_substream *s;
unsigned int start;
unsigned int tstamp;
bool sync_streams;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
case SNDRV_PCM_TRIGGER_RESUME:
start = 1;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
start = 0;
break;
default:
return -EINVAL;
}
/*
* sample correct synchronization is only needed starting several
* streams. On stop or if only one stream do as quick as possible
*/
sync_streams = (start && snd_pcm_stream_linked(substream));
tstamp = lola_get_tstamp(chip, !sync_streams);
spin_lock(&chip->reg_lock);
snd_pcm_group_for_each_entry(s, substream) {
if (s->pcm->card != substream->pcm->card)
continue;
str = lola_get_stream(s);
if (start)
lola_stream_start(chip, str, tstamp);
else
lola_stream_stop(chip, str, tstamp);
str->running = start;
str->paused = !start;
snd_pcm_trigger_done(s, substream);
}
spin_unlock(&chip->reg_lock);
return 0;
}
static snd_pcm_uframes_t lola_pcm_pointer(struct snd_pcm_substream *substream)
{
struct lola *chip = snd_pcm_substream_chip(substream);
struct lola_stream *str = lola_get_stream(substream);
unsigned int pos = lola_dsd_read(chip, str->dsd, LPIB);
if (pos >= str->bufsize)
pos = 0;
return bytes_to_frames(substream->runtime, pos);
}
void lola_pcm_update(struct lola *chip, struct lola_pcm *pcm, unsigned int bits)
{
int i;
for (i = 0; bits && i < pcm->num_streams; i++) {
if (bits & (1 << i)) {
struct lola_stream *str = &pcm->streams[i];
if (str->substream && str->running)
snd_pcm_period_elapsed(str->substream);
bits &= ~(1 << i);
}
}
}
static struct snd_pcm_ops lola_pcm_ops = {
.open = lola_pcm_open,
.close = lola_pcm_close,
.ioctl = snd_pcm_lib_ioctl,
.hw_params = lola_pcm_hw_params,
.hw_free = lola_pcm_hw_free,
.prepare = lola_pcm_prepare,
.trigger = lola_pcm_trigger,
.pointer = lola_pcm_pointer,
.page = snd_pcm_sgbuf_ops_page,
};
int __devinit lola_create_pcm(struct lola *chip)
{
struct snd_pcm *pcm;
int i, err;
for (i = 0; i < 2; i++) {
err = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(chip->pci),
PAGE_SIZE, &chip->pcm[i].bdl);
if (err < 0)
return err;
}
err = snd_pcm_new(chip->card, "Digigram Lola", 0,
chip->pcm[SNDRV_PCM_STREAM_PLAYBACK].num_streams,
chip->pcm[SNDRV_PCM_STREAM_CAPTURE].num_streams,
&pcm);
if (err < 0)
return err;
strlcpy(pcm->name, "Digigram Lola", sizeof(pcm->name));
pcm->private_data = chip;
for (i = 0; i < 2; i++) {
if (chip->pcm[i].num_streams)
snd_pcm_set_ops(pcm, i, &lola_pcm_ops);
}
/* buffer pre-allocation */
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
snd_dma_pci_data(chip->pci),
1024 * 64, 32 * 1024 * 1024);
return 0;
}
void lola_free_pcm(struct lola *chip)
{
snd_dma_free_pages(&chip->pcm[0].bdl);
snd_dma_free_pages(&chip->pcm[1].bdl);
}
/*
*/
static int lola_init_stream(struct lola *chip, struct lola_stream *str,
int idx, int nid, int dir)
{
unsigned int val;
int err;
str->nid = nid;
str->index = idx;
str->dsd = idx;
if (dir == PLAY)
str->dsd += MAX_STREAM_IN_COUNT;
err = lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read wcaps for 0x%x\n", nid);
return err;
}
if (dir == PLAY) {
/* test TYPE and bits 0..11 (no test bit9 : Digital = 0/1) */
if ((val & 0x00f00dff) != 0x00000010) {
printk(KERN_ERR SFX "Invalid wcaps 0x%x for 0x%x\n",
val, nid);
return -EINVAL;
}
} else {
/* test TYPE and bits 0..11 (no test bit9 : Digital = 0/1)
* (bug : ignore bit8: Conn list = 0/1)
*/
if ((val & 0x00f00cff) != 0x00100010) {
printk(KERN_ERR SFX "Invalid wcaps 0x%x for 0x%x\n",
val, nid);
return -EINVAL;
}
/* test bit9:DIGITAL and bit12:SRC_PRESENT*/
if ((val & 0x00001200) == 0x00001200)
chip->input_src_caps_mask |= (1 << idx);
}
err = lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val);
if (err < 0) {
printk(KERN_ERR SFX "Can't read FORMATS 0x%x\n", nid);
return err;
}
val &= 3;
if (val == 3)
str->can_float = true;
if (!(val & 1)) {
printk(KERN_ERR SFX "Invalid formats 0x%x for 0x%x", val, nid);
return -EINVAL;
}
return 0;
}
int __devinit lola_init_pcm(struct lola *chip, int dir, int *nidp)
{
struct lola_pcm *pcm = &chip->pcm[dir];
int i, nid, err;
nid = *nidp;
for (i = 0; i < pcm->num_streams; i++, nid++) {
err = lola_init_stream(chip, &pcm->streams[i], i, nid, dir);
if (err < 0)
return err;
}
*nidp = nid;
return 0;
}

222
sound/pci/lola/lola_proc.c Normal file
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@ -0,0 +1,222 @@
/*
* Support for Digigram Lola PCI-e boards
*
* Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/pcm.h>
#include "lola.h"
static void print_audio_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid, const char *name)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
lola_read_param(chip, nid, LOLA_PAR_STREAM_FORMATS, &val);
snd_iprintf(buffer, " Formats: 0x%x\n", val);
}
static void print_pin_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid, unsigned int ampcap,
const char *name)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x %s wcaps 0x%x\n", nid, name, val);
if (val == 0x00400200)
return;
lola_read_param(chip, nid, ampcap, &val);
snd_iprintf(buffer, " Amp-Caps: 0x%x\n", val);
snd_iprintf(buffer, " mute=%d, step-size=%d, steps=%d, ofs=%d\n",
LOLA_AMP_MUTE_CAPABLE(val),
LOLA_AMP_STEP_SIZE(val),
LOLA_AMP_NUM_STEPS(val),
LOLA_AMP_OFFSET(val));
lola_codec_read(chip, nid, LOLA_VERB_GET_MAX_LEVEL, 0, 0, &val, NULL);
snd_iprintf(buffer, " Max-level: 0x%x\n", val);
}
static void print_clock_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid)
{
int i, j, num_clocks;
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x [Clock] wcaps 0x%x\n", nid, val);
num_clocks = val & 0xff;
for (i = 0; i < num_clocks; i += 4) {
unsigned int res_ex;
unsigned short items[4];
const char *name;
lola_codec_read(chip, nid, LOLA_VERB_GET_CLOCK_LIST,
i, 0, &val, &res_ex);
items[0] = val & 0xfff;
items[1] = (val >> 16) & 0xfff;
items[2] = res_ex & 0xfff;
items[3] = (res_ex >> 16) & 0xfff;
for (j = 0; j < 4; j++) {
unsigned char type = items[j] >> 8;
unsigned int freq = items[j] & 0xff;
if (i + j >= num_clocks)
break;
if (type == LOLA_CLOCK_TYPE_INTERNAL) {
name = "Internal";
freq = lola_sample_rate_convert(freq);
} else if (type == LOLA_CLOCK_TYPE_VIDEO) {
name = "Video";
freq = lola_sample_rate_convert(freq);
} else {
name = "Other";
}
snd_iprintf(buffer, " Clock %d: Type %d:%s, freq=%d\n",
i + j, type, name, freq);
}
}
}
static void print_mixer_widget(struct snd_info_buffer *buffer,
struct lola *chip, int nid)
{
unsigned int val;
lola_read_param(chip, nid, LOLA_PAR_AUDIO_WIDGET_CAP, &val);
snd_iprintf(buffer, "Node 0x%02x [Mixer] wcaps 0x%x\n", nid, val);
}
static void lola_proc_codec_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
unsigned int val;
int i, nid;
lola_read_param(chip, 0, LOLA_PAR_VENDOR_ID, &val);
snd_iprintf(buffer, "Vendor: 0x%08x\n", val);
lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
snd_iprintf(buffer, "Function Type: %d\n", val);
lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
snd_iprintf(buffer, "Specific-Caps: 0x%08x\n", val);
snd_iprintf(buffer, " Pins-In %d, Pins-Out %d\n",
chip->pin[CAPT].num_pins, chip->pin[PLAY].num_pins);
nid = 2;
for (i = 0; i < chip->pcm[CAPT].num_streams; i++, nid++)
print_audio_widget(buffer, chip, nid, "[Audio-In]");
for (i = 0; i < chip->pcm[PLAY].num_streams; i++, nid++)
print_audio_widget(buffer, chip, nid, "[Audio-Out]");
for (i = 0; i < chip->pin[CAPT].num_pins; i++, nid++)
print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_IN_CAP,
"[Pin-In]");
for (i = 0; i < chip->pin[PLAY].num_pins; i++, nid++)
print_pin_widget(buffer, chip, nid, LOLA_PAR_AMP_OUT_CAP,
"[Pin-Out]");
if (LOLA_AFG_CLOCK_WIDGET_PRESENT(chip->lola_caps)) {
print_clock_widget(buffer, chip, nid);
nid++;
}
if (LOLA_AFG_MIXER_WIDGET_PRESENT(chip->lola_caps)) {
print_mixer_widget(buffer, chip, nid);
nid++;
}
}
/* direct codec access for debugging */
static void lola_proc_codec_rw_write(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
char line[64];
unsigned int id, verb, data, extdata;
while (!snd_info_get_line(buffer, line, sizeof(line))) {
if (sscanf(line, "%i %i %i %i", &id, &verb, &data, &extdata) != 4)
continue;
lola_codec_read(chip, id, verb, data, extdata,
&chip->debug_res,
&chip->debug_res_ex);
}
}
static void lola_proc_codec_rw_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
snd_iprintf(buffer, "0x%x 0x%x\n", chip->debug_res, chip->debug_res_ex);
}
/*
* dump some registers
*/
static void lola_proc_regs_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)
{
struct lola *chip = entry->private_data;
int i;
for (i = 0; i < 0x40; i += 4) {
snd_iprintf(buffer, "BAR0 %02x: %08x\n", i,
readl(chip->bar[BAR0].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0; i < 0x30; i += 4) {
snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
readl(chip->bar[BAR1].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0x80; i < 0xa0; i += 4) {
snd_iprintf(buffer, "BAR1 %02x: %08x\n", i,
readl(chip->bar[BAR1].remap_addr + i));
}
snd_iprintf(buffer, "\n");
for (i = 0; i < 32; i++) {
snd_iprintf(buffer, "DSD %02x STS %08x\n", i,
lola_dsd_read(chip, i, STS));
snd_iprintf(buffer, "DSD %02x LPIB %08x\n", i,
lola_dsd_read(chip, i, LPIB));
snd_iprintf(buffer, "DSD %02x CTL %08x\n", i,
lola_dsd_read(chip, i, CTL));
snd_iprintf(buffer, "DSD %02x LVIL %08x\n", i,
lola_dsd_read(chip, i, LVI));
snd_iprintf(buffer, "DSD %02x BDPL %08x\n", i,
lola_dsd_read(chip, i, BDPL));
snd_iprintf(buffer, "DSD %02x BDPU %08x\n", i,
lola_dsd_read(chip, i, BDPU));
}
}
void __devinit lola_proc_debug_new(struct lola *chip)
{
struct snd_info_entry *entry;
if (!snd_card_proc_new(chip->card, "codec", &entry))
snd_info_set_text_ops(entry, chip, lola_proc_codec_read);
if (!snd_card_proc_new(chip->card, "codec_rw", &entry)) {
snd_info_set_text_ops(entry, chip, lola_proc_codec_rw_read);
entry->mode |= S_IWUSR;
entry->c.text.write = lola_proc_codec_rw_write;
}
if (!snd_card_proc_new(chip->card, "regs", &entry))
snd_info_set_text_ops(entry, chip, lola_proc_regs_read);
}