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-rw-r--r--sound/pci/lola/Makefile5
-rw-r--r--sound/pci/lola/lola.c710
-rw-r--r--sound/pci/lola/lola.h513
-rw-r--r--sound/pci/lola/lola_clock.c310
-rw-r--r--sound/pci/lola/lola_mixer.c885
-rw-r--r--sound/pci/lola/lola_pcm.c689
-rw-r--r--sound/pci/lola/lola_proc.c203
7 files changed, 3315 insertions, 0 deletions
diff --git a/sound/pci/lola/Makefile b/sound/pci/lola/Makefile
new file mode 100644
index 0000000000..8fdb5e5a77
--- /dev/null
+++ b/sound/pci/lola/Makefile
@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: GPL-2.0-only
+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
diff --git a/sound/pci/lola/lola.c b/sound/pci/lola/lola.c
new file mode 100644
index 0000000000..1aa30e90b8
--- /dev/null
+++ b/sound/pci/lola/lola.c
@@ -0,0 +1,710 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.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 bool 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_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) pr_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) {
+ dev_warn(chip->card->dev, "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();
+ }
+ dev_warn(chip->card->dev, "RIRB response error\n");
+ if (!chip->polling_mode) {
+ dev_warn(chip->card->dev, "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) {
+ dev_err(chip->card->dev, "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)
+{
+ unsigned char tmp;
+ unsigned long end_time;
+
+ chip->rb = snd_devm_alloc_pages(&chip->pci->dev, SNDRV_DMA_TYPE_DEV,
+ PAGE_SIZE);
+ if (!chip->rb)
+ return -ENOMEM;
+
+ chip->corb.addr = chip->rb->addr;
+ chip->corb.buf = (__le32 *)chip->rb->area;
+ chip->rirb.addr = chip->rb->addr + 2048;
+ chip->rirb.buf = (__le32 *)(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) {
+ dev_err(chip->card->dev, "Can't read VENDOR_ID\n");
+ return err;
+ }
+ val >>= 16;
+ if (val != 0x1369) {
+ dev_err(chip->card->dev, "Unknown codec vendor 0x%x\n", val);
+ return -EINVAL;
+ }
+
+ err = lola_read_param(chip, 1, LOLA_PAR_FUNCTION_TYPE, &val);
+ if (err < 0) {
+ dev_err(chip->card->dev, "Can't read FUNCTION_TYPE\n");
+ return err;
+ }
+ if (val != 1) {
+ dev_err(chip->card->dev, "Unknown function type %d\n", val);
+ return -EINVAL;
+ }
+
+ err = lola_read_param(chip, 1, LOLA_PAR_SPECIFIC_CAPS, &val);
+ if (err < 0) {
+ dev_err(chip->card->dev, "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);
+ dev_dbg(chip->card->dev, "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) {
+ dev_err(chip->card->dev, "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 snd_card *card)
+{
+ struct lola *chip = card->private_data;
+
+ if (chip->initialized)
+ lola_stop_hw(chip);
+ lola_free_mixer(chip);
+}
+
+static int lola_create(struct snd_card *card, struct pci_dev *pci, int dev)
+{
+ struct lola *chip = card->private_data;
+ int err;
+ unsigned int dever;
+
+ err = pcim_enable_device(pci);
+ if (err < 0)
+ return err;
+
+ spin_lock_init(&chip->reg_lock);
+ mutex_init(&chip->open_mutex);
+ chip->card = card;
+ chip->pci = pci;
+ chip->irq = -1;
+ card->private_free = lola_free;
+
+ 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:
+ dev_warn(chip->card->dev,
+ "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) {
+ dev_warn(chip->card->dev,
+ "Invalid sample_rate_min %d, reset to 16000\n",
+ chip->sample_rate_min);
+ chip->sample_rate_min = 16000;
+ }
+
+ err = pcim_iomap_regions(pci, (1 << 0) | (1 << 2), DRVNAME);
+ if (err < 0)
+ return err;
+
+ chip->bar[0].addr = pci_resource_start(pci, 0);
+ chip->bar[0].remap_addr = pcim_iomap_table(pci)[0];
+ chip->bar[1].addr = pci_resource_start(pci, 2);
+ chip->bar[1].remap_addr = pcim_iomap_table(pci)[2];
+
+ pci_set_master(pci);
+
+ err = reset_controller(chip);
+ if (err < 0)
+ return err;
+
+ if (devm_request_irq(&pci->dev, pci->irq, lola_interrupt, IRQF_SHARED,
+ KBUILD_MODNAME, chip)) {
+ dev_err(chip->card->dev, "unable to grab IRQ %d\n", pci->irq);
+ return -EBUSY;
+ }
+ chip->irq = pci->irq;
+ card->sync_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;
+ dev_dbg(chip->card->dev, "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)) {
+ dev_err(chip->card->dev, "invalid DEVER = %x\n", dever);
+ return -EINVAL;
+ }
+
+ err = setup_corb_rirb(chip);
+ if (err < 0)
+ return err;
+
+ strcpy(card->driver, "Lola");
+ strscpy(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;
+ return 0;
+}
+
+static int __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_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
+ sizeof(*chip), &card);
+ if (err < 0) {
+ dev_err(&pci->dev, "Error creating card!\n");
+ return err;
+ }
+ chip = card->private_data;
+
+ err = lola_create(card, pci, dev);
+ if (err < 0)
+ return err;
+
+ err = lola_parse_tree(chip);
+ if (err < 0)
+ return err;
+
+ err = lola_create_pcm(chip);
+ if (err < 0)
+ return err;
+
+ err = lola_create_mixer(chip);
+ if (err < 0)
+ return err;
+
+ lola_proc_debug_new(chip);
+
+ err = snd_card_register(card);
+ if (err < 0)
+ return err;
+
+ pci_set_drvdata(pci, card);
+ dev++;
+ return 0;
+}
+
+static int lola_probe(struct pci_dev *pci,
+ const struct pci_device_id *pci_id)
+{
+ return snd_card_free_on_error(&pci->dev, __lola_probe(pci, pci_id));
+}
+
+/* PCI IDs */
+static const struct pci_device_id lola_ids[] = {
+ { PCI_VDEVICE(DIGIGRAM, 0x0001) },
+ { 0, }
+};
+MODULE_DEVICE_TABLE(pci, lola_ids);
+
+/* pci_driver definition */
+static struct pci_driver lola_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = lola_ids,
+ .probe = lola_probe,
+};
+
+module_pci_driver(lola_driver);
diff --git a/sound/pci/lola/lola.h b/sound/pci/lola/lola.h
new file mode 100644
index 0000000000..0ff772cf66
--- /dev/null
+++ b/sound/pci/lola/lola.h
@@ -0,0 +1,513 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#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 {
+ __le32 *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 __iomem *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_SEPARATION(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);
+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 */
diff --git a/sound/pci/lola/lola_clock.c b/sound/pci/lola/lola_clock.c
new file mode 100644
index 0000000000..cafd30e309
--- /dev/null
+++ b/sound/pci/lola/lola_clock.c
@@ -0,0 +1,310 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#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 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) {
+ dev_err(chip->card->dev, "Can't read wcaps for 0x%x\n", nid);
+ return err;
+ }
+
+ if ((val & 0xfff00000) != 0x01f00000) { /* test SubType and Type */
+ dev_dbg(chip->card->dev, "No valid clock widget\n");
+ return 0;
+ }
+
+ chip->clock.nid = nid;
+ chip->clock.items = val & 0xff;
+ dev_dbg(chip->card->dev, "clock_list nid=%x, entries=%d\n", nid,
+ chip->clock.items);
+ if (chip->clock.items > MAX_SAMPLE_CLOCK_COUNT) {
+ dev_err(chip->card->dev, "CLOCK_LIST too big: %d\n",
+ chip->clock.items);
+ return -EINVAL;
+ }
+
+ nitems = chip->clock.items;
+ nb_verbs = DIV_ROUND_UP(nitems, 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) {
+ dev_err(chip->card->dev, "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) {
+ dev_warn(chip->card->dev, "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) {
+ dev_warn(chip->card->dev, "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);
+}
+
diff --git a/sound/pci/lola/lola_mixer.c b/sound/pci/lola/lola_mixer.c
new file mode 100644
index 0000000000..6b162489cb
--- /dev/null
+++ b/sound/pci/lola/lola_mixer.c
@@ -0,0 +1,885 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#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 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) {
+ dev_err(chip->card->dev, "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 {
+ dev_err(chip->card->dev, "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) {
+ dev_err(chip->card->dev, "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) {
+ dev_err(chip->card->dev, "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 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)
+{
+ vfree(chip->mixer.array_saved);
+}
+
+int 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) {
+ dev_err(chip->card->dev, "Can't read wcaps for 0x%x\n", nid);
+ return err;
+ }
+
+ if ((val & 0xfff00000) != 0x02f00000) { /* test SubType and Type */
+ dev_dbg(chip->card->dev, "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));
+ if (!chip->mixer.array_saved)
+ return -ENOMEM;
+
+ /* 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 may 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_SEPARATION(val);
+
+ /* example : MixerMatrix of LoLa881 (LoLa16161 uses unused zones)
+ * +-+ 0-------8------16-------8------16
+ * | | | | | | |
+ * |s| | INPUT | | INPUT | |
+ * | |->| -> |unused | -> |unused |
+ * |r| |CAPTURE| | OUTPUT| |
+ * | | | MIX | | MIX | |
+ * |c| 8--------------------------------
+ * | | | | | | |
+ * | | | | | | |
+ * |g| |unused |unused |unused |unused |
+ * | | | | | | |
+ * |a| | | | | |
+ * | | 16-------------------------------
+ * |i| | | | | |
+ * | | | PLAYBK| | PLAYBK| |
+ * |n|->| -> |unused | -> |unused |
+ * | | |CAPTURE| | OUTPUT| |
+ * | | | MIX | | MIX | |
+ * |a| 8--------------------------------
+ * |r| | | | | |
+ * |r| | | | | |
+ * |a| |unused |unused |unused |unused |
+ * |y| | | | | |
+ * | | | | | | |
+ * +++ 16--|---------------|------------
+ * +---V---------------V-----------+
+ * | dest_mix_gain_enable array |
+ * +-------------------------------+
+ */
+ /* example : MixerMatrix of LoLa280
+ * +-+ 0-------8-2
+ * | | | | |
+ * |s| | INPUT | | INPUT
+ * |r|->| -> | | ->
+ * |c| |CAPTURE| | <- OUTPUT
+ * | | | MIX | | MIX
+ * |g| 8----------
+ * |a| | | |
+ * |i| | PLAYBK| | PLAYBACK
+ * |n|->| -> | | ->
+ * | | |CAPTURE| | <- OUTPUT
+ * |a| | MIX | | MIX
+ * |r| 8---|----|-
+ * |r| +---V----V-------------------+
+ * |a| | dest_mix_gain_enable array |
+ * |y| +----------------------------+
+ */
+ if (chip->mixer.src_stream_out_ofs > MAX_AUDIO_INOUT_COUNT ||
+ chip->mixer.dest_phys_out_ofs > MAX_STREAM_IN_COUNT) {
+ dev_err(chip->card->dev, "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);
+
+ dev_dbg(chip->card->dev, "Mixer src_mask=%x, dest_mask=%x\n",
+ chip->mixer.src_mask, chip->mixer.dest_mask);
+
+ 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;
+ oldval = val = readl(&chip->mixer.array->src_gain_enable);
+ if (on)
+ val |= (1 << id);
+ else
+ val &= ~(1 << id);
+ /* test if values unchanged */
+ if ((val == oldval) &&
+ (gain == readw(&chip->mixer.array->src_gain[id])))
+ return 0;
+
+ dev_dbg(chip->card->dev,
+ "lola_mixer_set_src_gain (id=%d, gain=%d) enable=%x\n",
+ id, gain, val);
+ writew(gain, &chip->mixer.array->src_gain[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);
+}
+
+#if 0 /* not used */
+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);
+}
+#endif /* not used */
+
+/*
+ */
+
+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);
+ dev_dbg(chip->card->dev,
+ "set_analog_volume (dir=%d idx=%d, volume=%d)\n",
+ dir, idx, val);
+ 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 sample rate converters on */
+ lola_set_src_config(chip, (1 << chip->pin[CAPT].num_pins) - 1, false);
+
+ /* clear all mixer matrix settings */
+ memset_io(chip->mixer.array, 0, sizeof(*chip->mixer.array));
+ /* inform firmware about all updated matrix columns - capture part */
+ for (i = 0; i < chip->mixer.dest_stream_ins; i++)
+ lola_codec_write(chip, chip->mixer.nid,
+ LOLA_VERB_SET_DESTINATION_GAIN,
+ i, 0);
+ /* inform firmware about all updated matrix columns - output part */
+ 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);
+
+ /* set all digital input source (master) gains to 0dB */
+ for (i = 0; i < chip->mixer.src_phys_ins; i++)
+ lola_mixer_set_src_gain(chip, i, 336, true); /* 0dB */
+
+ /* set all digital playback source (master) gains to 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 gain value 0dB diagonally in matrix - part INPUT -> CAPTURE */
+ 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);
+ }
+ /* set gain value 0dB diagonally in matrix , part PLAYBACK -> OUTPUT
+ * (LoLa280 : playback channel 0,2,4,6 linked to output channel 0)
+ * (LoLa280 : playback channel 1,3,5,7 linked to output channel 1)
+ */
+ 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 = {
+ .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 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 const struct snd_kcontrol_new lola_input_src_mixer = {
+ .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 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 = {
+ .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 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));
+}
+
+#if 0 /* not used */
+/*
+ * 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 = {
+ .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 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));
+}
+#endif /* not used */
+
+/*
+ */
+int 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,
+ "Digital Capture Volume");
+ if (err < 0)
+ return err;
+ err = create_src_gain_mixer(chip, chip->mixer.src_stream_outs,
+ chip->mixer.src_stream_out_ofs,
+ "Digital Playback Volume");
+ if (err < 0)
+ return err;
+#if 0
+/* FIXME: buggy mixer matrix handling */
+ 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;
+#endif /* FIXME */
+ return init_mixer_values(chip);
+}
diff --git a/sound/pci/lola/lola_pcm.c b/sound/pci/lola/lola_pcm.c
new file mode 100644
index 0000000000..32193fae97
--- /dev/null
+++ b/sound/pci/lola/lola_pcm.c
@@ -0,0 +1,689 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#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);
+ }
+ dev_warn(chip->card->dev, "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);
+ }
+ dev_warn(chip->card->dev, "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);
+ }
+ dev_warn(chip->card->dev, "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 const 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 0;
+}
+
+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 0;
+}
+
+/*
+ * set up a BDL entry
+ */
+static int setup_bdle(struct snd_pcm_substream *substream,
+ struct lola_stream *str, __le32 **bdlp,
+ int ofs, int size)
+{
+ __le32 *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)
+{
+ __le32 *bdl;
+ int i, ofs, periods, period_bytes;
+
+ period_bytes = str->period_bytes;
+ periods = str->bufsize / period_bytes;
+
+ /* program the initial BDL entries */
+ bdl = (__le32 *)(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:
+ dev_err(chip->card->dev, "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) {
+ dev_err(chip->card->dev, "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) {
+ dev_err(chip->card->dev,
+ "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;
+ u8 num_streams = min_t(u8, pcm->num_streams, ARRAY_SIZE(pcm->streams));
+
+ for (i = 0; bits && i < 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 const struct snd_pcm_ops lola_pcm_ops = {
+ .open = lola_pcm_open,
+ .close = lola_pcm_close,
+ .hw_params = lola_pcm_hw_params,
+ .hw_free = lola_pcm_hw_free,
+ .prepare = lola_pcm_prepare,
+ .trigger = lola_pcm_trigger,
+ .pointer = lola_pcm_pointer,
+};
+
+int lola_create_pcm(struct lola *chip)
+{
+ struct snd_pcm *pcm;
+ int i, err;
+
+ for (i = 0; i < 2; i++) {
+ chip->pcm[i].bdl =
+ snd_devm_alloc_pages(&chip->pci->dev, SNDRV_DMA_TYPE_DEV,
+ PAGE_SIZE);
+ if (!chip->pcm[i].bdl)
+ return -ENOMEM;
+ }
+
+ 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;
+ strscpy(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_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+ &chip->pci->dev,
+ 1024 * 64, 32 * 1024 * 1024);
+ return 0;
+}
+
+/*
+ */
+
+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) {
+ dev_err(chip->card->dev, "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) {
+ dev_err(chip->card->dev,
+ "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) {
+ dev_err(chip->card->dev,
+ "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) {
+ dev_err(chip->card->dev, "Can't read FORMATS 0x%x\n", nid);
+ return err;
+ }
+ val &= 3;
+ if (val == 3)
+ str->can_float = true;
+ if (!(val & 1)) {
+ dev_err(chip->card->dev,
+ "Invalid formats 0x%x for 0x%x", val, nid);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+int 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;
+}
diff --git a/sound/pci/lola/lola_proc.c b/sound/pci/lola/lola_proc.c
new file mode 100644
index 0000000000..a166672e22
--- /dev/null
+++ b/sound/pci/lola/lola_proc.c
@@ -0,0 +1,203 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Support for Digigram Lola PCI-e boards
+ *
+ * Copyright (c) 2011 Takashi Iwai <tiwai@suse.de>
+ */
+
+#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, "%u %u %u %u", &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 lola_proc_debug_new(struct lola *chip)
+{
+ snd_card_ro_proc_new(chip->card, "codec", chip, lola_proc_codec_read);
+ snd_card_rw_proc_new(chip->card, "codec_rw", chip,
+ lola_proc_codec_rw_read,
+ lola_proc_codec_rw_write);
+ snd_card_ro_proc_new(chip->card, "regs", chip, lola_proc_regs_read);
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 03:48:34 +0000