This module supports only one card, autoprobe and PnP.
+ Module snd-pcxhr
+ ----------------
+
+ Module for Digigram PCXHR boards
+
+ This module supports multiple cards.
+
Module snd-powermac (on ppc only)
---------------------------------
To compile this driver as a module, choose M here: the module
will be called snd-nm256.
+config SND_PCXHR
+ tristate "Digigram PCXHR"
+ depends on SND
+ select SND_PCM
+ select SND_HWDEP
+ help
+ Say Y here to include support for Digigram PCXHR boards.
+
+ To compile this driver as a module, choose M here: the module
+ will be called snd-pcxhr.
+
config SND_RME32
tristate "RME Digi32, 32/8, 32 PRO"
depends on SND
korg1212/ \
mixart/ \
nm256/ \
+ pcxhr/ \
rme9652/ \
trident/ \
ymfpci/ \
--- /dev/null
+snd-pcxhr-objs := pcxhr.o pcxhr_hwdep.o pcxhr_mixer.o pcxhr_core.o
+obj-$(CONFIG_SND_PCXHR) += snd-pcxhr.o
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * main file with alsa callbacks
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+#include <sound/driver.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/moduleparam.h>
+#include <sound/core.h>
+#include <sound/initval.h>
+#include <sound/info.h>
+#include <sound/control.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include "pcxhr.h"
+#include "pcxhr_mixer.h"
+#include "pcxhr_hwdep.h"
+#include "pcxhr_core.h"
+
+#define DRIVER_NAME "pcxhr"
+
+MODULE_AUTHOR("Markus Bollinger <bollinger@digigram.com>");
+MODULE_DESCRIPTION("Digigram " DRIVER_NAME " " PCXHR_DRIVER_VERSION_STRING);
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("{{Digigram," DRIVER_NAME "}}");
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
+static int mono[SNDRV_CARDS]; /* capture in mono only */
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for Digigram " DRIVER_NAME " soundcard");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for Digigram " DRIVER_NAME " soundcard");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable Digigram " DRIVER_NAME " soundcard");
+module_param_array(mono, bool, NULL, 0444);
+MODULE_PARM_DESC(mono, "Mono capture mode (default is stereo)");
+
+enum {
+ PCI_ID_VX882HR,
+ PCI_ID_PCX882HR,
+ PCI_ID_VX881HR,
+ PCI_ID_PCX881HR,
+ PCI_ID_PCX1222HR,
+ PCI_ID_PCX1221HR,
+ PCI_ID_LAST
+};
+
+static struct pci_device_id pcxhr_ids[] = {
+ { 0x10b5, 0x9656, 0x1369, 0xb001, 0, 0, PCI_ID_VX882HR, }, /* VX882HR */
+ { 0x10b5, 0x9656, 0x1369, 0xb101, 0, 0, PCI_ID_PCX882HR, }, /* PCX882HR */
+ { 0x10b5, 0x9656, 0x1369, 0xb201, 0, 0, PCI_ID_VX881HR, }, /* VX881HR */
+ { 0x10b5, 0x9656, 0x1369, 0xb301, 0, 0, PCI_ID_PCX881HR, }, /* PCX881HR */
+ { 0x10b5, 0x9656, 0x1369, 0xb501, 0, 0, PCI_ID_PCX1222HR, }, /* PCX1222HR */
+ { 0x10b5, 0x9656, 0x1369, 0xb701, 0, 0, PCI_ID_PCX1221HR, }, /* PCX1221HR */
+ { 0, }
+};
+
+MODULE_DEVICE_TABLE(pci, pcxhr_ids);
+
+struct board_parameters {
+ char* board_name;
+ short playback_chips;
+ short capture_chips;
+ short firmware_num;
+};
+static struct board_parameters pcxhr_board_params[] = {
+[PCI_ID_VX882HR] = { "VX882HR", 4, 4, 41, },
+[PCI_ID_PCX882HR] = { "PCX882HR", 4, 4, 41, },
+[PCI_ID_VX881HR] = { "VX881HR", 4, 4, 41, },
+[PCI_ID_PCX881HR] = { "PCX881HR", 4, 4, 41, },
+[PCI_ID_PCX1222HR] = { "PCX1222HR", 6, 1, 42, },
+[PCI_ID_PCX1221HR] = { "PCX1221HR", 6, 1, 42, },
+};
+
+
+static int pcxhr_pll_freq_register(unsigned int freq, unsigned int* pllreg,
+ unsigned int* realfreq)
+{
+ unsigned int reg;
+
+ if (freq < 6900 || freq > 110250)
+ return -EINVAL;
+ reg = (28224000 * 10) / freq;
+ reg = (reg + 5) / 10;
+ if (reg < 0x200)
+ *pllreg = reg + 0x800;
+ else if (reg < 0x400)
+ *pllreg = reg & 0x1ff;
+ else if (reg < 0x800) {
+ *pllreg = ((reg >> 1) & 0x1ff) + 0x200;
+ reg &= ~1;
+ } else {
+ *pllreg = ((reg >> 2) & 0x1ff) + 0x400;
+ reg &= ~3;
+ }
+ if (realfreq)
+ *realfreq = ((28224000 * 10) / reg + 5) / 10;
+ return 0;
+}
+
+
+#define PCXHR_FREQ_REG_MASK 0x1f
+#define PCXHR_FREQ_QUARTZ_48000 0x00
+#define PCXHR_FREQ_QUARTZ_24000 0x01
+#define PCXHR_FREQ_QUARTZ_12000 0x09
+#define PCXHR_FREQ_QUARTZ_32000 0x08
+#define PCXHR_FREQ_QUARTZ_16000 0x04
+#define PCXHR_FREQ_QUARTZ_8000 0x0c
+#define PCXHR_FREQ_QUARTZ_44100 0x02
+#define PCXHR_FREQ_QUARTZ_22050 0x0a
+#define PCXHR_FREQ_QUARTZ_11025 0x06
+#define PCXHR_FREQ_PLL 0x05
+#define PCXHR_FREQ_QUARTZ_192000 0x10
+#define PCXHR_FREQ_QUARTZ_96000 0x18
+#define PCXHR_FREQ_QUARTZ_176400 0x14
+#define PCXHR_FREQ_QUARTZ_88200 0x1c
+#define PCXHR_FREQ_QUARTZ_128000 0x12
+#define PCXHR_FREQ_QUARTZ_64000 0x1a
+
+#define PCXHR_FREQ_WORD_CLOCK 0x0f
+#define PCXHR_FREQ_SYNC_AES 0x0e
+#define PCXHR_FREQ_AES_1 0x07
+#define PCXHR_FREQ_AES_2 0x0b
+#define PCXHR_FREQ_AES_3 0x03
+#define PCXHR_FREQ_AES_4 0x0d
+
+#define PCXHR_MODIFY_CLOCK_S_BIT 0x04
+
+#define PCXHR_IRQ_TIMER_FREQ 92000
+#define PCXHR_IRQ_TIMER_PERIOD 48
+
+static int pcxhr_get_clock_reg(struct pcxhr_mgr *mgr, unsigned int rate,
+ unsigned int *reg, unsigned int *freq)
+{
+ unsigned int val, realfreq, pllreg;
+ struct pcxhr_rmh rmh;
+ int err;
+
+ realfreq = rate;
+ switch (mgr->use_clock_type) {
+ case PCXHR_CLOCK_TYPE_INTERNAL : /* clock by quartz or pll */
+ switch (rate) {
+ case 48000 : val = PCXHR_FREQ_QUARTZ_48000; break;
+ case 24000 : val = PCXHR_FREQ_QUARTZ_24000; break;
+ case 12000 : val = PCXHR_FREQ_QUARTZ_12000; break;
+ case 32000 : val = PCXHR_FREQ_QUARTZ_32000; break;
+ case 16000 : val = PCXHR_FREQ_QUARTZ_16000; break;
+ case 8000 : val = PCXHR_FREQ_QUARTZ_8000; break;
+ case 44100 : val = PCXHR_FREQ_QUARTZ_44100; break;
+ case 22050 : val = PCXHR_FREQ_QUARTZ_22050; break;
+ case 11025 : val = PCXHR_FREQ_QUARTZ_11025; break;
+ case 192000 : val = PCXHR_FREQ_QUARTZ_192000; break;
+ case 96000 : val = PCXHR_FREQ_QUARTZ_96000; break;
+ case 176400 : val = PCXHR_FREQ_QUARTZ_176400; break;
+ case 88200 : val = PCXHR_FREQ_QUARTZ_88200; break;
+ case 128000 : val = PCXHR_FREQ_QUARTZ_128000; break;
+ case 64000 : val = PCXHR_FREQ_QUARTZ_64000; break;
+ default :
+ val = PCXHR_FREQ_PLL;
+ /* get the value for the pll register */
+ err = pcxhr_pll_freq_register(rate, &pllreg, &realfreq);
+ if (err)
+ return err;
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ rmh.cmd[0] |= IO_NUM_REG_GENCLK;
+ rmh.cmd[1] = pllreg & MASK_DSP_WORD;
+ rmh.cmd[2] = pllreg >> 24;
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0) {
+ snd_printk(KERN_ERR
+ "error CMD_ACCESS_IO_WRITE for PLL register : %x!\n",
+ err );
+ return err;
+ }
+ }
+ break;
+ case PCXHR_CLOCK_TYPE_WORD_CLOCK : val = PCXHR_FREQ_WORD_CLOCK; break;
+ case PCXHR_CLOCK_TYPE_AES_SYNC : val = PCXHR_FREQ_SYNC_AES; break;
+ case PCXHR_CLOCK_TYPE_AES_1 : val = PCXHR_FREQ_AES_1; break;
+ case PCXHR_CLOCK_TYPE_AES_2 : val = PCXHR_FREQ_AES_2; break;
+ case PCXHR_CLOCK_TYPE_AES_3 : val = PCXHR_FREQ_AES_3; break;
+ case PCXHR_CLOCK_TYPE_AES_4 : val = PCXHR_FREQ_AES_4; break;
+ default : return -EINVAL;
+ }
+ *reg = val;
+ *freq = realfreq;
+ return 0;
+}
+
+
+int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate)
+{
+ unsigned int val, realfreq, speed;
+ struct pcxhr_rmh rmh;
+ int err, changed;
+
+ if (rate == 0)
+ return 0; /* nothing to do */
+
+ err = pcxhr_get_clock_reg(mgr, rate, &val, &realfreq);
+ if (err)
+ return err;
+
+ /* codec speed modes */
+ if (rate < 55000)
+ speed = 0; /* single speed */
+ else if (rate < 100000)
+ speed = 1; /* dual speed */
+ else
+ speed = 2; /* quad speed */
+ if (mgr->codec_speed != speed) {
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* mute outputs */
+ rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* set speed ratio */
+ rmh.cmd[0] |= IO_NUM_SPEED_RATIO;
+ rmh.cmd[1] = speed;
+ rmh.cmd_len = 2;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ }
+ /* set the new frequency */
+ snd_printdd("clock register : set %x\n", val);
+ err = pcxhr_write_io_num_reg_cont(mgr, PCXHR_FREQ_REG_MASK, val, &changed);
+ if (err)
+ return err;
+ mgr->sample_rate_real = realfreq;
+ mgr->cur_clock_type = mgr->use_clock_type;
+
+ /* unmute after codec speed modes */
+ if (mgr->codec_speed != speed) {
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* unmute outputs */
+ rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ mgr->codec_speed = speed; /* save new codec speed */
+ }
+
+ if (changed) {
+ pcxhr_init_rmh(&rmh, CMD_MODIFY_CLOCK);
+ rmh.cmd[0] |= PCXHR_MODIFY_CLOCK_S_BIT; /* resync fifos */
+ if (rate < PCXHR_IRQ_TIMER_FREQ)
+ rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD;
+ else
+ rmh.cmd[1] = PCXHR_IRQ_TIMER_PERIOD * 2;
+ rmh.cmd[2] = rate;
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ }
+ snd_printdd("pcxhr_set_clock to %dHz (realfreq=%d)\n", rate, realfreq);
+ return 0;
+}
+
+
+int pcxhr_get_external_clock(struct pcxhr_mgr *mgr, enum pcxhr_clock_type clock_type,
+ int *sample_rate)
+{
+ struct pcxhr_rmh rmh;
+ unsigned char reg;
+ int err, rate;
+
+ switch (clock_type) {
+ case PCXHR_CLOCK_TYPE_WORD_CLOCK : reg = REG_STATUS_WORD_CLOCK; break;
+ case PCXHR_CLOCK_TYPE_AES_SYNC : reg = REG_STATUS_AES_SYNC; break;
+ case PCXHR_CLOCK_TYPE_AES_1 : reg = REG_STATUS_AES_1; break;
+ case PCXHR_CLOCK_TYPE_AES_2 : reg = REG_STATUS_AES_2; break;
+ case PCXHR_CLOCK_TYPE_AES_3 : reg = REG_STATUS_AES_3; break;
+ case PCXHR_CLOCK_TYPE_AES_4 : reg = REG_STATUS_AES_4; break;
+ default : return -EINVAL;
+ }
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
+ rmh.cmd_len = 2;
+ rmh.cmd[0] |= IO_NUM_REG_STATUS;
+ if (mgr->last_reg_stat != reg) {
+ rmh.cmd[1] = reg;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ udelay(100); /* wait minimum 2 sample_frames at 32kHz ! */
+ mgr->last_reg_stat = reg;
+ }
+ rmh.cmd[1] = REG_STATUS_CURRENT;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ switch (rmh.stat[1] & 0x0f) {
+ case REG_STATUS_SYNC_32000 : rate = 32000; break;
+ case REG_STATUS_SYNC_44100 : rate = 44100; break;
+ case REG_STATUS_SYNC_48000 : rate = 48000; break;
+ case REG_STATUS_SYNC_64000 : rate = 64000; break;
+ case REG_STATUS_SYNC_88200 : rate = 88200; break;
+ case REG_STATUS_SYNC_96000 : rate = 96000; break;
+ case REG_STATUS_SYNC_128000 : rate = 128000; break;
+ case REG_STATUS_SYNC_176400 : rate = 176400; break;
+ case REG_STATUS_SYNC_192000 : rate = 192000; break;
+ default: rate = 0;
+ }
+ snd_printdd("External clock is at %d Hz\n", rate);
+ *sample_rate = rate;
+ return 0;
+}
+
+
+/*
+ * start or stop playback/capture substream
+ */
+static int pcxhr_set_stream_state(struct pcxhr_stream *stream)
+{
+ int err;
+ struct snd_pcxhr *chip;
+ struct pcxhr_rmh rmh;
+ int stream_mask, start;
+
+ if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN)
+ start = 1;
+ else {
+ if (stream->status != PCXHR_STREAM_STATUS_SCHEDULE_STOP) {
+ snd_printk(KERN_ERR "ERROR pcxhr_set_stream_state CANNOT be stopped\n");
+ return -EINVAL;
+ }
+ start = 0;
+ }
+ if (!stream->substream)
+ return -EINVAL;
+
+ stream->timer_abs_periods = 0;
+ stream->timer_period_frag = 0; /* reset theoretical stream pos */
+ stream->timer_buf_periods = 0;
+ stream->timer_is_synced = 0;
+
+ stream_mask = stream->pipe->is_capture ? 1 : 1<<stream->substream->number;
+
+ pcxhr_init_rmh(&rmh, start ? CMD_START_STREAM : CMD_STOP_STREAM);
+ pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture,
+ stream->pipe->first_audio, 0, stream_mask);
+
+ chip = snd_pcm_substream_chip(stream->substream);
+
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ snd_printk(KERN_ERR "ERROR pcxhr_set_stream_state err=%x;\n", err);
+ stream->status = start ? PCXHR_STREAM_STATUS_STARTED : PCXHR_STREAM_STATUS_STOPPED;
+ return err;
+}
+
+#define HEADER_FMT_BASE_LIN 0xfed00000
+#define HEADER_FMT_BASE_FLOAT 0xfad00000
+#define HEADER_FMT_INTEL 0x00008000
+#define HEADER_FMT_24BITS 0x00004000
+#define HEADER_FMT_16BITS 0x00002000
+#define HEADER_FMT_UPTO11 0x00000200
+#define HEADER_FMT_UPTO32 0x00000100
+#define HEADER_FMT_MONO 0x00000080
+
+static int pcxhr_set_format(struct pcxhr_stream *stream)
+{
+ int err, is_capture, sample_rate, stream_num;
+ struct snd_pcxhr *chip;
+ struct pcxhr_rmh rmh;
+ unsigned int header;
+
+ switch (stream->format) {
+ case SNDRV_PCM_FORMAT_U8:
+ header = HEADER_FMT_BASE_LIN;
+ break;
+ case SNDRV_PCM_FORMAT_S16_LE:
+ header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS | HEADER_FMT_INTEL;
+ break;
+ case SNDRV_PCM_FORMAT_S16_BE:
+ header = HEADER_FMT_BASE_LIN | HEADER_FMT_16BITS;
+ break;
+ case SNDRV_PCM_FORMAT_S24_3LE:
+ header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS | HEADER_FMT_INTEL;
+ break;
+ case SNDRV_PCM_FORMAT_S24_3BE:
+ header = HEADER_FMT_BASE_LIN | HEADER_FMT_24BITS;
+ break;
+ case SNDRV_PCM_FORMAT_FLOAT_LE:
+ header = HEADER_FMT_BASE_FLOAT | HEADER_FMT_INTEL;
+ break;
+ default:
+ snd_printk(KERN_ERR "error pcxhr_set_format() : unknown format\n");
+ return -EINVAL;
+ }
+ chip = snd_pcm_substream_chip(stream->substream);
+
+ sample_rate = chip->mgr->sample_rate;
+ if (sample_rate <= 32000 && sample_rate !=0) {
+ if (sample_rate <= 11025)
+ header |= HEADER_FMT_UPTO11;
+ else
+ header |= HEADER_FMT_UPTO32;
+ }
+ if (stream->channels == 1)
+ header |= HEADER_FMT_MONO;
+
+ is_capture = stream->pipe->is_capture;
+ stream_num = is_capture ? 0 : stream->substream->number;
+
+ pcxhr_init_rmh(&rmh, is_capture ? CMD_FORMAT_STREAM_IN : CMD_FORMAT_STREAM_OUT);
+ pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, stream_num, 0);
+ if (is_capture)
+ rmh.cmd[0] |= 1<<12;
+ rmh.cmd[1] = 0;
+ rmh.cmd[2] = header >> 8;
+ rmh.cmd[3] = (header & 0xff) << 16;
+ rmh.cmd_len = 4;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ snd_printk(KERN_ERR "ERROR pcxhr_set_format err=%x;\n", err);
+ return err;
+}
+
+static int pcxhr_update_r_buffer(struct pcxhr_stream *stream)
+{
+ int err, is_capture, stream_num;
+ struct pcxhr_rmh rmh;
+ struct snd_pcm_substream *subs = stream->substream;
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+
+ is_capture = (subs->stream == SNDRV_PCM_STREAM_CAPTURE);
+ stream_num = is_capture ? 0 : subs->number;
+
+ snd_printdd("pcxhr_update_r_buffer(pcm%c%d) : addr(%p) bytes(%x) subs(%d)\n",
+ is_capture ? 'c' : 'p',
+ chip->chip_idx, (void*)subs->runtime->dma_addr,
+ subs->runtime->dma_bytes, subs->number);
+
+ pcxhr_init_rmh(&rmh, CMD_UPDATE_R_BUFFERS);
+ pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, stream_num, 0);
+
+ snd_assert(subs->runtime->dma_bytes < 0x200000); /* max buffer size is 2 MByte */
+ rmh.cmd[1] = subs->runtime->dma_bytes * 8; /* size in bits */
+ rmh.cmd[2] = subs->runtime->dma_addr >> 24; /* most significant byte */
+ rmh.cmd[2] |= 1<<19; /* this is a circular buffer */
+ rmh.cmd[3] = subs->runtime->dma_addr & MASK_DSP_WORD; /* least 3 significant bytes */
+ rmh.cmd_len = 4;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ snd_printk(KERN_ERR "ERROR CMD_UPDATE_R_BUFFERS err=%x;\n", err);
+ return err;
+}
+
+
+#if 0
+static int pcxhr_pipe_sample_count(struct pcxhr_stream *stream, snd_pcm_uframes_t *sample_count)
+{
+ struct pcxhr_rmh rmh;
+ int err;
+ pcxhr_t *chip = snd_pcm_substream_chip(stream->substream);
+ pcxhr_init_rmh(&rmh, CMD_PIPE_SAMPLE_COUNT);
+ pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture, 0, 0,
+ 1<<stream->pipe->first_audio);
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err == 0) {
+ *sample_count = ((snd_pcm_uframes_t)rmh.stat[0]) << 24;
+ *sample_count += (snd_pcm_uframes_t)rmh.stat[1];
+ }
+ snd_printdd("PIPE_SAMPLE_COUNT = %lx\n", *sample_count);
+ return err;
+}
+#endif
+
+static inline int pcxhr_stream_scheduled_get_pipe(struct pcxhr_stream *stream,
+ struct pcxhr_pipe **pipe)
+{
+ if (stream->status == PCXHR_STREAM_STATUS_SCHEDULE_RUN) {
+ *pipe = stream->pipe;
+ return 1;
+ }
+ return 0;
+}
+
+static void pcxhr_trigger_tasklet(unsigned long arg)
+{
+ unsigned long flags;
+ int i, j, err;
+ struct pcxhr_pipe *pipe;
+ struct snd_pcxhr *chip;
+ struct pcxhr_mgr *mgr = (struct pcxhr_mgr*)(arg);
+ int capture_mask = 0;
+ int playback_mask = 0;
+
+#ifdef CONFIG_SND_DEBUG_DETECT
+ struct timeval my_tv1, my_tv2;
+ do_gettimeofday(&my_tv1);
+#endif
+ down(&mgr->setup_mutex);
+
+ /* check the pipes concerned and build pipe_array */
+ for (i = 0; i < mgr->num_cards; i++) {
+ chip = mgr->chip[i];
+ for (j = 0; j < chip->nb_streams_capt; j++) {
+ if (pcxhr_stream_scheduled_get_pipe(&chip->capture_stream[j], &pipe))
+ capture_mask |= (1 << pipe->first_audio);
+ }
+ for (j = 0; j < chip->nb_streams_play; j++) {
+ if (pcxhr_stream_scheduled_get_pipe(&chip->playback_stream[j], &pipe)) {
+ playback_mask |= (1 << pipe->first_audio);
+ break; /* add only once, as all playback streams of
+ * one chip use the same pipe
+ */
+ }
+ }
+ }
+ if (capture_mask == 0 && playback_mask == 0) {
+ up(&mgr->setup_mutex);
+ snd_printk(KERN_ERR "pcxhr_trigger_tasklet : no pipes\n");
+ return;
+ }
+
+ snd_printdd("pcxhr_trigger_tasklet : playback_mask=%x capture_mask=%x\n",
+ playback_mask, capture_mask);
+
+ /* synchronous stop of all the pipes concerned */
+ err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0);
+ if (err) {
+ up(&mgr->setup_mutex);
+ snd_printk(KERN_ERR "pcxhr_trigger_tasklet : error stop pipes (P%x C%x)\n",
+ playback_mask, capture_mask);
+ return;
+ }
+
+ /* unfortunately the dsp lost format and buffer info with the stop pipe */
+ for (i = 0; i < mgr->num_cards; i++) {
+ struct pcxhr_stream *stream;
+ chip = mgr->chip[i];
+ for (j = 0; j < chip->nb_streams_capt; j++) {
+ stream = &chip->capture_stream[j];
+ if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) {
+ err = pcxhr_set_format(stream);
+ err = pcxhr_update_r_buffer(stream);
+ }
+ }
+ for (j = 0; j < chip->nb_streams_play; j++) {
+ stream = &chip->playback_stream[j];
+ if (pcxhr_stream_scheduled_get_pipe(stream, &pipe)) {
+ err = pcxhr_set_format(stream);
+ err = pcxhr_update_r_buffer(stream);
+ }
+ }
+ }
+ /* start all the streams */
+ for (i = 0; i < mgr->num_cards; i++) {
+ struct pcxhr_stream *stream;
+ chip = mgr->chip[i];
+ for (j = 0; j < chip->nb_streams_capt; j++) {
+ stream = &chip->capture_stream[j];
+ if (pcxhr_stream_scheduled_get_pipe(stream, &pipe))
+ err = pcxhr_set_stream_state(stream);
+ }
+ for (j = 0; j < chip->nb_streams_play; j++) {
+ stream = &chip->playback_stream[j];
+ if (pcxhr_stream_scheduled_get_pipe(stream, &pipe))
+ err = pcxhr_set_stream_state(stream);
+ }
+ }
+
+ /* synchronous start of all the pipes concerned */
+ err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1);
+ if (err) {
+ up(&mgr->setup_mutex);
+ snd_printk(KERN_ERR "pcxhr_trigger_tasklet : error start pipes (P%x C%x)\n",
+ playback_mask, capture_mask);
+ return;
+ }
+
+ /* put the streams into the running state now (increment pointer by interrupt) */
+ spin_lock_irqsave(&mgr->lock, flags);
+ for ( i =0; i < mgr->num_cards; i++) {
+ struct pcxhr_stream *stream;
+ chip = mgr->chip[i];
+ for(j = 0; j < chip->nb_streams_capt; j++) {
+ stream = &chip->capture_stream[j];
+ if(stream->status == PCXHR_STREAM_STATUS_STARTED)
+ stream->status = PCXHR_STREAM_STATUS_RUNNING;
+ }
+ for (j = 0; j < chip->nb_streams_play; j++) {
+ stream = &chip->playback_stream[j];
+ if (stream->status == PCXHR_STREAM_STATUS_STARTED) {
+ /* playback will already have advanced ! */
+ stream->timer_period_frag += PCXHR_GRANULARITY;
+ stream->status = PCXHR_STREAM_STATUS_RUNNING;
+ }
+ }
+ }
+ spin_unlock_irqrestore(&mgr->lock, flags);
+
+ up(&mgr->setup_mutex);
+
+#ifdef CONFIG_SND_DEBUG_DETECT
+ do_gettimeofday(&my_tv2);
+ snd_printdd("***TRIGGER TASKLET*** TIME = %ld (err = %x)\n",
+ my_tv2.tv_usec - my_tv1.tv_usec, err);
+#endif
+}
+
+
+/*
+ * trigger callback
+ */
+static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd)
+{
+ struct pcxhr_stream *stream;
+ struct list_head *pos;
+ struct snd_pcm_substream *s;
+ int i;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ snd_printdd("SNDRV_PCM_TRIGGER_START\n");
+ i = 0;
+ snd_pcm_group_for_each(pos, subs) {
+ s = snd_pcm_group_substream_entry(pos);
+ stream = s->runtime->private_data;
+ stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN;
+ snd_pcm_trigger_done(s, subs);
+ i++;
+ }
+ if (i==1) {
+ snd_printdd("Only one Substream %c %d\n",
+ stream->pipe->is_capture ? 'C' : 'P',
+ stream->pipe->first_audio);
+ if (pcxhr_set_format(stream))
+ return -EINVAL;
+ if (pcxhr_update_r_buffer(stream))
+ return -EINVAL;
+
+ if (pcxhr_set_stream_state(stream))
+ return -EINVAL;
+ stream->status = PCXHR_STREAM_STATUS_RUNNING;
+ } else {
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ tasklet_hi_schedule(&chip->mgr->trigger_taskq);
+ }
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ snd_printdd("SNDRV_PCM_TRIGGER_STOP\n");
+ snd_pcm_group_for_each(pos, subs) {
+ s = snd_pcm_group_substream_entry(pos);
+ stream = s->runtime->private_data;
+ stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP;
+ if (pcxhr_set_stream_state(stream))
+ return -EINVAL;
+ snd_pcm_trigger_done(s, subs);
+ }
+ break;
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ /* TODO */
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+
+static int pcxhr_hardware_timer(struct pcxhr_mgr *mgr, int start)
+{
+ struct pcxhr_rmh rmh;
+ int err;
+
+ pcxhr_init_rmh(&rmh, CMD_SET_TIMER_INTERRUPT);
+ if (start) {
+ mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID; /* last dsp time invalid */
+ rmh.cmd[0] |= PCXHR_GRANULARITY;
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0)
+ snd_printk(KERN_ERR "error pcxhr_hardware_timer err(%x)\n", err);
+ return err;
+}
+
+/*
+ * prepare callback for all pcms
+ */
+static int pcxhr_prepare(struct snd_pcm_substream *subs)
+{
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ struct pcxhr_mgr *mgr = chip->mgr;
+ /*
+ struct pcxhr_stream *stream = (pcxhr_stream_t*)subs->runtime->private_data;
+ */
+ int err = 0;
+
+ snd_printdd("pcxhr_prepare : period_size(%lx) periods(%x) buffer_size(%lx)\n",
+ subs->runtime->period_size, subs->runtime->periods,
+ subs->runtime->buffer_size);
+
+ /*
+ if(subs->runtime->period_size <= PCXHR_GRANULARITY) {
+ snd_printk(KERN_ERR "pcxhr_prepare : error period_size too small (%x)\n",
+ (unsigned int)subs->runtime->period_size);
+ return -EINVAL;
+ }
+ */
+
+ down(&mgr->setup_mutex);
+
+ do {
+ /* if the stream was stopped before, format and buffer were reset */
+ /*
+ if(stream->status == PCXHR_STREAM_STATUS_STOPPED) {
+ err = pcxhr_set_format(stream);
+ if(err) break;
+ err = pcxhr_update_r_buffer(stream);
+ if(err) break;
+ }
+ */
+
+ /* only the first stream can choose the sample rate */
+ /* the further opened streams will be limited to its frequency (see open) */
+ /* set the clock only once (first stream) */
+ if (mgr->sample_rate == 0) {
+ err = pcxhr_set_clock(mgr, subs->runtime->rate);
+ if (err)
+ break;
+ mgr->sample_rate = subs->runtime->rate;
+
+ err = pcxhr_hardware_timer(mgr, 1); /* start the DSP-timer */
+ }
+ } while(0); /* do only once (so we can use break instead of goto) */
+
+ up(&mgr->setup_mutex);
+
+ return err;
+}
+
+
+/*
+ * HW_PARAMS callback for all pcms
+ */
+static int pcxhr_hw_params(struct snd_pcm_substream *subs,
+ struct snd_pcm_hw_params *hw)
+{
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ struct pcxhr_mgr *mgr = chip->mgr;
+ struct pcxhr_stream *stream = subs->runtime->private_data;
+ snd_pcm_format_t format;
+ int err;
+ int channels;
+
+ /* set up channels */
+ channels = params_channels(hw);
+
+ /* set up format for the stream */
+ format = params_format(hw);
+
+ down(&mgr->setup_mutex);
+
+ stream->channels = channels;
+ stream->format = format;
+
+ /* set the format to the board */
+ /*
+ err = pcxhr_set_format(stream);
+ if(err) {
+ up(&mgr->setup_mutex);
+ return err;
+ }
+ */
+ /* allocate buffer */
+ err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw));
+
+ /*
+ if (err > 0) {
+ err = pcxhr_update_r_buffer(stream);
+ }
+ */
+ up(&mgr->setup_mutex);
+
+ return err;
+}
+
+static int pcxhr_hw_free(struct snd_pcm_substream *subs)
+{
+ snd_pcm_lib_free_pages(subs);
+ return 0;
+}
+
+
+/*
+ * CONFIGURATION SPACE for all pcms, mono pcm must update channels_max
+ */
+static struct snd_pcm_hardware pcxhr_caps =
+{
+ .info = ( SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_SYNC_START |
+ 0 /*SNDRV_PCM_INFO_PAUSE*/),
+ .formats = ( SNDRV_PCM_FMTBIT_U8 |
+ SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |
+ SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S24_3BE |
+ SNDRV_PCM_FMTBIT_FLOAT_LE ),
+ .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_8000_192000,
+ .rate_min = 8000,
+ .rate_max = 192000,
+ .channels_min = 1,
+ .channels_max = 2,
+ .buffer_bytes_max = (32*1024),
+ /* 1 byte == 1 frame U8 mono (PCXHR_GRANULARITY is frames!) */
+ .period_bytes_min = (2*PCXHR_GRANULARITY),
+ .period_bytes_max = (16*1024),
+ .periods_min = 2,
+ .periods_max = (32*1024/PCXHR_GRANULARITY),
+};
+
+
+static int pcxhr_open(struct snd_pcm_substream *subs)
+{
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ struct pcxhr_mgr *mgr = chip->mgr;
+ struct snd_pcm_runtime *runtime = subs->runtime;
+ struct pcxhr_stream *stream;
+ int is_capture;
+
+ down(&mgr->setup_mutex);
+
+ /* copy the struct snd_pcm_hardware struct */
+ runtime->hw = pcxhr_caps;
+
+ if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK ) {
+ snd_printdd("pcxhr_open playback chip%d subs%d\n",
+ chip->chip_idx, subs->number);
+ is_capture = 0;
+ stream = &chip->playback_stream[subs->number];
+ } else {
+ snd_printdd("pcxhr_open capture chip%d subs%d\n",
+ chip->chip_idx, subs->number);
+ is_capture = 1;
+ if (mgr->mono_capture)
+ runtime->hw.channels_max = 1;
+ else
+ runtime->hw.channels_min = 2;
+ stream = &chip->capture_stream[subs->number];
+ }
+ if (stream->status != PCXHR_STREAM_STATUS_FREE){
+ /* streams in use */
+ snd_printk(KERN_ERR "pcxhr_open chip%d subs%d in use\n",
+ chip->chip_idx, subs->number);
+ up(&mgr->setup_mutex);
+ return -EBUSY;
+ }
+
+ /* if a sample rate is already used or fixed by external clock,
+ * the stream cannot change
+ */
+ if (mgr->sample_rate)
+ runtime->hw.rate_min = runtime->hw.rate_max = mgr->sample_rate;
+ else {
+ if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) {
+ int external_rate;
+ if (pcxhr_get_external_clock(mgr, mgr->use_clock_type,
+ &external_rate) ||
+ external_rate == 0) {
+ /* cannot detect the external clock rate */
+ up(&mgr->setup_mutex);
+ return -EBUSY;
+ }
+ runtime->hw.rate_min = runtime->hw.rate_max = external_rate;
+ }
+ }
+
+ stream->status = PCXHR_STREAM_STATUS_OPEN;
+ stream->substream = subs;
+ stream->channels = 0; /* not configured yet */
+
+ runtime->private_data = stream;
+
+ snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 4);
+ snd_pcm_hw_constraint_step(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 4);
+
+ mgr->ref_count_rate++;
+
+ up(&mgr->setup_mutex);
+ return 0;
+}
+
+
+static int pcxhr_close(struct snd_pcm_substream *subs)
+{
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ struct pcxhr_mgr *mgr = chip->mgr;
+ struct pcxhr_stream *stream = subs->runtime->private_data;
+
+ down(&mgr->setup_mutex);
+
+ snd_printdd("pcxhr_close chip%d subs%d\n", chip->chip_idx, subs->number);
+
+ /* sample rate released */
+ if (--mgr->ref_count_rate == 0) {
+ mgr->sample_rate = 0; /* the sample rate is no more locked */
+ pcxhr_hardware_timer(mgr, 0); /* stop the DSP-timer */
+ }
+
+ stream->status = PCXHR_STREAM_STATUS_FREE;
+ stream->substream = NULL;
+
+ up(&mgr->setup_mutex);
+
+ return 0;
+}
+
+
+static snd_pcm_uframes_t pcxhr_stream_pointer(struct snd_pcm_substream *subs)
+{
+ unsigned long flags;
+ u_int32_t timer_period_frag;
+ int timer_buf_periods;
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+ struct snd_pcm_runtime *runtime = subs->runtime;
+ struct pcxhr_stream *stream = runtime->private_data;
+
+ spin_lock_irqsave(&chip->mgr->lock, flags);
+
+ /* get the period fragment and the nb of periods in the buffer */
+ timer_period_frag = stream->timer_period_frag;
+ timer_buf_periods = stream->timer_buf_periods;
+
+ spin_unlock_irqrestore(&chip->mgr->lock, flags);
+
+ return (snd_pcm_uframes_t)((timer_buf_periods * runtime->period_size) +
+ timer_period_frag);
+}
+
+
+static struct snd_pcm_ops pcxhr_ops = {
+ .open = pcxhr_open,
+ .close = pcxhr_close,
+ .ioctl = snd_pcm_lib_ioctl,
+ .prepare = pcxhr_prepare,
+ .hw_params = pcxhr_hw_params,
+ .hw_free = pcxhr_hw_free,
+ .trigger = pcxhr_trigger,
+ .pointer = pcxhr_stream_pointer,
+};
+
+/*
+ */
+int pcxhr_create_pcm(struct snd_pcxhr *chip)
+{
+ int err;
+ struct snd_pcm *pcm;
+ char name[32];
+
+ sprintf(name, "pcxhr %d", chip->chip_idx);
+ if ((err = snd_pcm_new(chip->card, name, 0,
+ chip->nb_streams_play,
+ chip->nb_streams_capt, &pcm)) < 0) {
+ snd_printk(KERN_ERR "cannot create pcm %s\n", name);
+ return err;
+ }
+ pcm->private_data = chip;
+
+ if (chip->nb_streams_play)
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &pcxhr_ops);
+ if (chip->nb_streams_capt)
+ snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &pcxhr_ops);
+
+ pcm->info_flags = 0;
+ strcpy(pcm->name, name);
+
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->mgr->pci),
+ 32*1024, 32*1024);
+ chip->pcm = pcm;
+ return 0;
+}
+
+static int pcxhr_chip_free(struct snd_pcxhr *chip)
+{
+ kfree(chip);
+ return 0;
+}
+
+static int pcxhr_chip_dev_free(struct snd_device *device)
+{
+ struct snd_pcxhr *chip = device->device_data;
+ return pcxhr_chip_free(chip);
+}
+
+
+/*
+ */
+static int __devinit pcxhr_create(struct pcxhr_mgr *mgr, struct snd_card *card, int idx)
+{
+ int err;
+ struct snd_pcxhr *chip;
+ static struct snd_device_ops ops = {
+ .dev_free = pcxhr_chip_dev_free,
+ };
+
+ mgr->chip[idx] = chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (! chip) {
+ snd_printk(KERN_ERR "cannot allocate chip\n");
+ return -ENOMEM;
+ }
+
+ chip->card = card;
+ chip->chip_idx = idx;
+ chip->mgr = mgr;
+
+ if (idx < mgr->playback_chips)
+ /* stereo or mono streams */
+ chip->nb_streams_play = PCXHR_PLAYBACK_STREAMS;
+
+ if (idx < mgr->capture_chips) {
+ if (mgr->mono_capture)
+ chip->nb_streams_capt = 2; /* 2 mono streams (left+right) */
+ else
+ chip->nb_streams_capt = 1; /* or 1 stereo stream */
+ }
+
+ if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
+ pcxhr_chip_free(chip);
+ return err;
+ }
+
+ snd_card_set_dev(card, &mgr->pci->dev);
+
+ return 0;
+}
+
+/* proc interface */
+static void pcxhr_proc_info(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
+{
+ struct snd_pcxhr *chip = entry->private_data;
+ struct pcxhr_mgr *mgr = chip->mgr;
+
+ snd_iprintf(buffer, "\n%s\n", mgr->longname);
+
+ /* stats available when embedded DSP is running */
+ if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
+ struct pcxhr_rmh rmh;
+ short ver_maj = (mgr->dsp_version >> 16) & 0xff;
+ short ver_min = (mgr->dsp_version >> 8) & 0xff;
+ short ver_build = mgr->dsp_version & 0xff;
+ snd_iprintf(buffer, "module version %s\n", PCXHR_DRIVER_VERSION_STRING);
+ snd_iprintf(buffer, "dsp version %d.%d.%d\n", ver_maj, ver_min, ver_build);
+ if (mgr->board_has_analog)
+ snd_iprintf(buffer, "analog io available\n");
+ else
+ snd_iprintf(buffer, "digital only board\n");
+
+ /* calc cpu load of the dsp */
+ pcxhr_init_rmh(&rmh, CMD_GET_DSP_RESOURCES);
+ if( ! pcxhr_send_msg(mgr, &rmh) ) {
+ int cur = rmh.stat[0];
+ int ref = rmh.stat[1];
+ if (ref > 0) {
+ if (mgr->sample_rate_real != 0 &&
+ mgr->sample_rate_real != 48000) {
+ ref = (ref * 48000) / mgr->sample_rate_real;
+ if (mgr->sample_rate_real >= PCXHR_IRQ_TIMER_FREQ)
+ ref *= 2;
+ }
+ cur = 100 - (100 * cur) / ref;
+ snd_iprintf(buffer, "cpu load %d%%\n", cur);
+ snd_iprintf(buffer, "buffer pool %d/%d kWords\n",
+ rmh.stat[2], rmh.stat[3]);
+ }
+ }
+ snd_iprintf(buffer, "dma granularity : %d\n", PCXHR_GRANULARITY);
+ snd_iprintf(buffer, "dsp time errors : %d\n", mgr->dsp_time_err);
+ snd_iprintf(buffer, "dsp async pipe xrun errors : %d\n",
+ mgr->async_err_pipe_xrun);
+ snd_iprintf(buffer, "dsp async stream xrun errors : %d\n",
+ mgr->async_err_stream_xrun);
+ snd_iprintf(buffer, "dsp async last other error : %x\n",
+ mgr->async_err_other_last);
+ /* debug zone dsp */
+ rmh.cmd[0] = 0x4200 + PCXHR_SIZE_MAX_STATUS;
+ rmh.cmd_len = 1;
+ rmh.stat_len = PCXHR_SIZE_MAX_STATUS;
+ rmh.dsp_stat = 0;
+ rmh.cmd_idx = CMD_LAST_INDEX;
+ if( ! pcxhr_send_msg(mgr, &rmh) ) {
+ int i;
+ for (i = 0; i < rmh.stat_len; i++)
+ snd_iprintf(buffer, "debug[%02d] = %06x\n", i, rmh.stat[i]);
+ }
+ } else
+ snd_iprintf(buffer, "no firmware loaded\n");
+ snd_iprintf(buffer, "\n");
+}
+static void pcxhr_proc_sync(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
+{
+ struct snd_pcxhr *chip = entry->private_data;
+ struct pcxhr_mgr *mgr = chip->mgr;
+ static char *texts[7] = {
+ "Internal", "Word", "AES Sync", "AES 1", "AES 2", "AES 3", "AES 4"
+ };
+
+ snd_iprintf(buffer, "\n%s\n", mgr->longname);
+ snd_iprintf(buffer, "Current Sample Clock\t: %s\n", texts[mgr->cur_clock_type]);
+ snd_iprintf(buffer, "Current Sample Rate\t= %d\n", mgr->sample_rate_real);
+
+ /* commands available when embedded DSP is running */
+ if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
+ int i, err, sample_rate;
+ for (i = PCXHR_CLOCK_TYPE_WORD_CLOCK; i< (3 + mgr->capture_chips); i++) {
+ err = pcxhr_get_external_clock(mgr, i, &sample_rate);
+ if (err)
+ break;
+ snd_iprintf(buffer, "%s Clock\t\t= %d\n", texts[i], sample_rate);
+ }
+ } else
+ snd_iprintf(buffer, "no firmware loaded\n");
+ snd_iprintf(buffer, "\n");
+}
+
+static void __devinit pcxhr_proc_init(struct snd_pcxhr *chip)
+{
+ struct snd_info_entry *entry;
+
+ if (! snd_card_proc_new(chip->card, "info", &entry))
+ snd_info_set_text_ops(entry, chip, 1024, pcxhr_proc_info);
+ if (! snd_card_proc_new(chip->card, "sync", &entry))
+ snd_info_set_text_ops(entry, chip, 1024, pcxhr_proc_sync);
+}
+/* end of proc interface */
+
+/*
+ * release all the cards assigned to a manager instance
+ */
+static int pcxhr_free(struct pcxhr_mgr *mgr)
+{
+ unsigned int i;
+
+ for (i = 0; i < mgr->num_cards; i++) {
+ if (mgr->chip[i])
+ snd_card_free(mgr->chip[i]->card);
+ }
+
+ /* reset board if some firmware was loaded */
+ if(mgr->dsp_loaded) {
+ pcxhr_reset_board(mgr);
+ snd_printdd("reset pcxhr !\n");
+ }
+
+ /* release irq */
+ if (mgr->irq >= 0)
+ free_irq(mgr->irq, mgr);
+
+ pci_release_regions(mgr->pci);
+
+ /* free hostport purgebuffer */
+ if (mgr->hostport.area) {
+ snd_dma_free_pages(&mgr->hostport);
+ mgr->hostport.area = NULL;
+ }
+
+ kfree(mgr->prmh);
+
+ pci_disable_device(mgr->pci);
+ kfree(mgr);
+ return 0;
+}
+
+/*
+ * probe function - creates the card manager
+ */
+static int __devinit pcxhr_probe(struct pci_dev *pci, const struct pci_device_id *pci_id)
+{
+ static int dev;
+ struct pcxhr_mgr *mgr;
+ unsigned int i;
+ int err;
+ size_t size;
+ char *card_name;
+
+ if (dev >= SNDRV_CARDS)
+ return -ENODEV;
+ if (! enable[dev]) {
+ dev++;
+ return -ENOENT;
+ }
+
+ /* enable PCI device */
+ if ((err = pci_enable_device(pci)) < 0)
+ return err;
+ pci_set_master(pci);
+
+ /* check if we can restrict PCI DMA transfers to 32 bits */
+ if (pci_set_dma_mask(pci, 0xffffffff) < 0) {
+ snd_printk(KERN_ERR "architecture does not support 32bit PCI busmaster DMA\n");
+ pci_disable_device(pci);
+ return -ENXIO;
+ }
+
+ /* alloc card manager */
+ mgr = kzalloc(sizeof(*mgr), GFP_KERNEL);
+ if (! mgr) {
+ pci_disable_device(pci);
+ return -ENOMEM;
+ }
+
+ snd_assert(pci_id->driver_data < PCI_ID_LAST, return -ENODEV);
+ card_name = pcxhr_board_params[pci_id->driver_data].board_name;
+ mgr->playback_chips = pcxhr_board_params[pci_id->driver_data].playback_chips;
+ mgr->capture_chips = pcxhr_board_params[pci_id->driver_data].capture_chips;
+ mgr->firmware_num = pcxhr_board_params[pci_id->driver_data].firmware_num;
+ mgr->mono_capture = mono[dev];
+
+ /* resource assignment */
+ if ((err = pci_request_regions(pci, card_name)) < 0) {
+ kfree(mgr);
+ pci_disable_device(pci);
+ return err;
+ }
+ for (i = 0; i < 3; i++)
+ mgr->port[i] = pci_resource_start(pci, i);
+
+ mgr->pci = pci;
+ mgr->irq = -1;
+
+ if (request_irq(pci->irq, pcxhr_interrupt, SA_INTERRUPT|SA_SHIRQ,
+ card_name, mgr)) {
+ snd_printk(KERN_ERR "unable to grab IRQ %d\n", pci->irq);
+ pcxhr_free(mgr);
+ return -EBUSY;
+ }
+ mgr->irq = pci->irq;
+
+ sprintf(mgr->shortname, "Digigram %s", card_name);
+ sprintf(mgr->longname, "%s at 0x%lx & 0x%lx, 0x%lx irq %i", mgr->shortname,
+ mgr->port[0], mgr->port[1], mgr->port[2], mgr->irq);
+
+ /* ISR spinlock */
+ spin_lock_init(&mgr->lock);
+ spin_lock_init(&mgr->msg_lock);
+
+ /* init setup mutex*/
+ init_MUTEX(&mgr->setup_mutex);
+
+ /* init taslket */
+ tasklet_init(&mgr->msg_taskq, pcxhr_msg_tasklet, (unsigned long) mgr);
+ tasklet_init(&mgr->trigger_taskq, pcxhr_trigger_tasklet, (unsigned long) mgr);
+ mgr->prmh = kmalloc(sizeof(*mgr->prmh) +
+ sizeof(u32) * (PCXHR_SIZE_MAX_LONG_STATUS - PCXHR_SIZE_MAX_STATUS),
+ GFP_KERNEL);
+ if (! mgr->prmh) {
+ pcxhr_free(mgr);
+ return -ENOMEM;
+ }
+
+ for (i=0; i < PCXHR_MAX_CARDS; i++) {
+ struct snd_card *card;
+ char tmpid[16];
+ int idx;
+
+ if (i >= max(mgr->playback_chips, mgr->capture_chips))
+ break;
+ mgr->num_cards++;
+
+ if (index[dev] < 0)
+ idx = index[dev];
+ else
+ idx = index[dev] + i;
+
+ snprintf(tmpid, sizeof(tmpid), "%s-%d", id[dev] ? id[dev] : card_name, i);
+ card = snd_card_new(idx, tmpid, THIS_MODULE, 0);
+
+ if (! card) {
+ snd_printk(KERN_ERR "cannot allocate the card %d\n", i);
+ pcxhr_free(mgr);
+ return -ENOMEM;
+ }
+
+ strcpy(card->driver, DRIVER_NAME);
+ sprintf(card->shortname, "%s [PCM #%d]", mgr->shortname, i);
+ sprintf(card->longname, "%s [PCM #%d]", mgr->longname, i);
+
+ if ((err = pcxhr_create(mgr, card, i)) < 0) {
+ pcxhr_free(mgr);
+ return err;
+ }
+
+ if (i == 0)
+ /* init proc interface only for chip0 */
+ pcxhr_proc_init(mgr->chip[i]);
+
+ if ((err = snd_card_register(card)) < 0) {
+ pcxhr_free(mgr);
+ return err;
+ }
+ }
+
+ /* create hostport purgebuffer */
+ size = PAGE_ALIGN(sizeof(struct pcxhr_hostport));
+ if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(pci),
+ size, &mgr->hostport) < 0) {
+ pcxhr_free(mgr);
+ return -ENOMEM;
+ }
+ /* init purgebuffer */
+ memset(mgr->hostport.area, 0, size);
+
+ /* create a DSP loader */
+ err = pcxhr_setup_firmware(mgr);
+ if (err < 0) {
+ pcxhr_free(mgr);
+ return err;
+ }
+
+ pci_set_drvdata(pci, mgr);
+ dev++;
+ return 0;
+}
+
+static void __devexit pcxhr_remove(struct pci_dev *pci)
+{
+ pcxhr_free(pci_get_drvdata(pci));
+ pci_set_drvdata(pci, NULL);
+}
+
+static struct pci_driver driver = {
+ .name = "Digigram pcxhr",
+ .id_table = pcxhr_ids,
+ .probe = pcxhr_probe,
+ .remove = __devexit_p(pcxhr_remove),
+};
+
+static int __init pcxhr_module_init(void)
+{
+ return pci_register_driver(&driver);
+}
+
+static void __exit pcxhr_module_exit(void)
+{
+ pci_unregister_driver(&driver);
+}
+
+module_init(pcxhr_module_init)
+module_exit(pcxhr_module_exit)
--- /dev/null
+/*
+ * Driver for Digigram pcxhr soundcards
+ *
+ * main header file
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __SOUND_PCXHR_H
+#define __SOUND_PCXHR_H
+
+#include <linux/interrupt.h>
+#include <sound/pcm.h>
+
+#define PCXHR_DRIVER_VERSION 0x000804 /* 0.8.4 */
+#define PCXHR_DRIVER_VERSION_STRING "0.8.4" /* 0.8.4 */
+
+
+#define PCXHR_MAX_CARDS 6
+#define PCXHR_PLAYBACK_STREAMS 4
+
+#define PCXHR_GRANULARITY 96 /* transfer granularity (should be min 96 and multiple of 48) */
+#define PCXHR_GRANULARITY_MIN 96 /* transfer granularity of pipes and the dsp time (MBOX4) */
+
+struct snd_pcxhr;
+struct pcxhr_mgr;
+
+struct pcxhr_stream;
+struct pcxhr_pipe;
+
+enum pcxhr_clock_type {
+ PCXHR_CLOCK_TYPE_INTERNAL = 0,
+ PCXHR_CLOCK_TYPE_WORD_CLOCK,
+ PCXHR_CLOCK_TYPE_AES_SYNC,
+ PCXHR_CLOCK_TYPE_AES_1,
+ PCXHR_CLOCK_TYPE_AES_2,
+ PCXHR_CLOCK_TYPE_AES_3,
+ PCXHR_CLOCK_TYPE_AES_4,
+};
+
+struct pcxhr_mgr {
+ unsigned int num_cards;
+ struct snd_pcxhr *chip[PCXHR_MAX_CARDS];
+
+ struct pci_dev *pci;
+
+ int irq;
+
+ /* card access with 1 mem bar and 2 io bar's */
+ unsigned long port[3];
+
+ /* share the name */
+ char shortname[32]; /* short name of this soundcard */
+ char longname[96]; /* name of this soundcard */
+
+ /* message tasklet */
+ struct tasklet_struct msg_taskq;
+ struct pcxhr_rmh *prmh;
+ /* trigger tasklet */
+ struct tasklet_struct trigger_taskq;
+
+ spinlock_t lock; /* interrupt spinlock */
+ spinlock_t msg_lock; /* message spinlock */
+
+ struct semaphore setup_mutex; /* mutex used in hw_params, open and close */
+ struct semaphore mixer_mutex; /* mutex for mixer */
+
+ /* hardware interface */
+ unsigned int dsp_loaded; /* bit flags of loaded dsp indices */
+ unsigned int dsp_version; /* read from embedded once firmware is loaded */
+ int board_has_analog; /* if 0 the board is digital only */
+ int mono_capture; /* if 1 the board does mono capture */
+ int playback_chips; /* 4 or 6 */
+ int capture_chips; /* 4 or 1 */
+ int firmware_num; /* 41 or 42 */
+
+ struct snd_dma_buffer hostport;
+
+ enum pcxhr_clock_type use_clock_type; /* clock type selected by mixer */
+ enum pcxhr_clock_type cur_clock_type; /* current clock type synced */
+ int sample_rate;
+ int ref_count_rate;
+ int timer_toggle; /* timer interrupt toggles between the two values 0x200 and 0x300 */
+ int dsp_time_last; /* the last dsp time (read by interrupt) */
+ int dsp_time_err; /* dsp time errors */
+ unsigned int src_it_dsp; /* dsp interrupt source */
+ unsigned int io_num_reg_cont; /* backup of IO_NUM_REG_CONT */
+ unsigned int codec_speed; /* speed mode of the codecs */
+ unsigned int sample_rate_real; /* current real sample rate */
+ int last_reg_stat;
+ int async_err_stream_xrun;
+ int async_err_pipe_xrun;
+ int async_err_other_last;
+};
+
+
+enum pcxhr_stream_status {
+ PCXHR_STREAM_STATUS_FREE,
+ PCXHR_STREAM_STATUS_OPEN,
+ PCXHR_STREAM_STATUS_SCHEDULE_RUN,
+ PCXHR_STREAM_STATUS_STARTED,
+ PCXHR_STREAM_STATUS_RUNNING,
+ PCXHR_STREAM_STATUS_SCHEDULE_STOP,
+ PCXHR_STREAM_STATUS_STOPPED,
+ PCXHR_STREAM_STATUS_PAUSED
+};
+
+struct pcxhr_stream {
+ struct snd_pcm_substream *substream;
+ snd_pcm_format_t format;
+ struct pcxhr_pipe *pipe;
+
+ enum pcxhr_stream_status status; /* free, open, running, draining, pause */
+
+ u_int64_t timer_abs_periods; /* timer: samples elapsed since TRIGGER_START (multiple of period_size) */
+ u_int32_t timer_period_frag; /* timer: samples elapsed since last call to snd_pcm_period_elapsed (0..period_size) */
+ u_int32_t timer_buf_periods; /* nb of periods in the buffer that have already elapsed */
+ int timer_is_synced; /* if(0) : timer needs to be resynced with real hardware pointer */
+
+ int channels;
+};
+
+
+enum pcxhr_pipe_status {
+ PCXHR_PIPE_UNDEFINED,
+ PCXHR_PIPE_DEFINED
+};
+
+struct pcxhr_pipe {
+ enum pcxhr_pipe_status status;
+ int is_capture; /* this is a capture pipe */
+ int first_audio; /* first audio num */
+};
+
+
+struct snd_pcxhr {
+ struct snd_card *card;
+ struct pcxhr_mgr *mgr;
+ int chip_idx; /* zero based */
+
+ struct snd_pcm *pcm; /* PCM */
+
+ struct pcxhr_pipe playback_pipe; /* 1 stereo pipe only */
+ struct pcxhr_pipe capture_pipe[2]; /* 1 stereo pipe or 2 mono pipes */
+
+ struct pcxhr_stream playback_stream[PCXHR_PLAYBACK_STREAMS];
+ struct pcxhr_stream capture_stream[2]; /* 1 stereo stream or 2 mono streams */
+ int nb_streams_play;
+ int nb_streams_capt;
+
+ int analog_playback_active[2]; /* Mixer : Master Playback active (!mute) */
+ int analog_playback_volume[2]; /* Mixer : Master Playback Volume */
+ int analog_capture_volume[2]; /* Mixer : Master Capture Volume */
+ int digital_playback_active[PCXHR_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Active [streams][stereo]*/
+ int digital_playback_volume[PCXHR_PLAYBACK_STREAMS][2]; /* Mixer : Digital Playback Volume [streams][stereo]*/
+ int digital_capture_volume[2]; /* Mixer : Digital Capture Volume [stereo] */
+ int monitoring_active[2]; /* Mixer : Monitoring Active */
+ int monitoring_volume[2]; /* Mixer : Monitoring Volume */
+ int audio_capture_source; /* Mixer : Audio Capture Source */
+ unsigned char aes_bits[5]; /* Mixer : IEC958_AES bits */
+};
+
+struct pcxhr_hostport
+{
+ char purgebuffer[6];
+ char reserved[2];
+};
+
+/* exported */
+int pcxhr_create_pcm(struct snd_pcxhr *chip);
+int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate);
+int pcxhr_get_external_clock(struct pcxhr_mgr *mgr, enum pcxhr_clock_type clock_type, int *sample_rate);
+
+#endif /* __SOUND_PCXHR_H */
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt and message handling implementation
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <sound/driver.h>
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/interrupt.h>
+#include <asm/io.h>
+#include <sound/core.h>
+#include "pcxhr.h"
+#include "pcxhr_mixer.h"
+#include "pcxhr_hwdep.h"
+#include "pcxhr_core.h"
+
+
+/* registers used on the PLX (port 1) */
+#define PCXHR_PLX_OFFSET_MIN 0x40
+#define PCXHR_PLX_MBOX0 0x40
+#define PCXHR_PLX_MBOX1 0x44
+#define PCXHR_PLX_MBOX2 0x48
+#define PCXHR_PLX_MBOX3 0x4C
+#define PCXHR_PLX_MBOX4 0x50
+#define PCXHR_PLX_MBOX5 0x54
+#define PCXHR_PLX_MBOX6 0x58
+#define PCXHR_PLX_MBOX7 0x5C
+#define PCXHR_PLX_L2PCIDB 0x64
+#define PCXHR_PLX_IRQCS 0x68
+#define PCXHR_PLX_CHIPSC 0x6C
+
+/* registers used on the DSP (port 2) */
+#define PCXHR_DSP_ICR 0x00
+#define PCXHR_DSP_CVR 0x04
+#define PCXHR_DSP_ISR 0x08
+#define PCXHR_DSP_IVR 0x0C
+#define PCXHR_DSP_RXH 0x14
+#define PCXHR_DSP_TXH 0x14
+#define PCXHR_DSP_RXM 0x18
+#define PCXHR_DSP_TXM 0x18
+#define PCXHR_DSP_RXL 0x1C
+#define PCXHR_DSP_TXL 0x1C
+#define PCXHR_DSP_RESET 0x20
+#define PCXHR_DSP_OFFSET_MAX 0x20
+
+/* access to the card */
+#define PCXHR_PLX 1
+#define PCXHR_DSP 2
+
+#if (PCXHR_DSP_OFFSET_MAX > PCXHR_PLX_OFFSET_MIN)
+#undef PCXHR_REG_TO_PORT(x)
+#else
+#define PCXHR_REG_TO_PORT(x) ((x)>PCXHR_DSP_OFFSET_MAX ? PCXHR_PLX : PCXHR_DSP)
+#endif
+#define PCXHR_INPB(mgr,x) inb((mgr)->port[PCXHR_REG_TO_PORT(x)] + (x))
+#define PCXHR_INPL(mgr,x) inl((mgr)->port[PCXHR_REG_TO_PORT(x)] + (x))
+#define PCXHR_OUTPB(mgr,x,data) outb((data), (mgr)->port[PCXHR_REG_TO_PORT(x)] + (x))
+#define PCXHR_OUTPL(mgr,x,data) outl((data), (mgr)->port[PCXHR_REG_TO_PORT(x)] + (x))
+/* attention : access the PCXHR_DSP_* registers with inb and outb only ! */
+
+/* params used with PCXHR_PLX_MBOX0 */
+#define PCXHR_MBOX0_HF5 (1 << 0)
+#define PCXHR_MBOX0_HF4 (1 << 1)
+#define PCXHR_MBOX0_BOOT_HERE (1 << 23)
+/* params used with PCXHR_PLX_IRQCS */
+#define PCXHR_IRQCS_ENABLE_PCIIRQ (1 << 8)
+#define PCXHR_IRQCS_ENABLE_PCIDB (1 << 9)
+#define PCXHR_IRQCS_ACTIVE_PCIDB (1 << 13)
+/* params used with PCXHR_PLX_CHIPSC */
+#define PCXHR_CHIPSC_INIT_VALUE 0x100D767E
+#define PCXHR_CHIPSC_RESET_XILINX (1 << 16)
+#define PCXHR_CHIPSC_GPI_USERI (1 << 17)
+#define PCXHR_CHIPSC_DATA_CLK (1 << 24)
+#define PCXHR_CHIPSC_DATA_IN (1 << 26)
+
+/* params used with PCXHR_DSP_ICR */
+#define PCXHR_ICR_HI08_RREQ 0x01
+#define PCXHR_ICR_HI08_TREQ 0x02
+#define PCXHR_ICR_HI08_HDRQ 0x04
+#define PCXHR_ICR_HI08_HF0 0x08
+#define PCXHR_ICR_HI08_HF1 0x10
+#define PCXHR_ICR_HI08_HLEND 0x20
+#define PCXHR_ICR_HI08_INIT 0x80
+/* params used with PCXHR_DSP_CVR */
+#define PCXHR_CVR_HI08_HC 0x80
+/* params used with PCXHR_DSP_ISR */
+#define PCXHR_ISR_HI08_RXDF 0x01
+#define PCXHR_ISR_HI08_TXDE 0x02
+#define PCXHR_ISR_HI08_TRDY 0x04
+#define PCXHR_ISR_HI08_ERR 0x08
+#define PCXHR_ISR_HI08_CHK 0x10
+#define PCXHR_ISR_HI08_HREQ 0x80
+
+
+/* constants used for delay in msec */
+#define PCXHR_WAIT_DEFAULT 2
+#define PCXHR_WAIT_IT 25
+#define PCXHR_WAIT_IT_EXTRA 65
+
+/*
+ * pcxhr_check_reg_bit - wait for the specified bit is set/reset on a register
+ * @reg: register to check
+ * @mask: bit mask
+ * @bit: resultant bit to be checked
+ * @time: time-out of loop in msec
+ *
+ * returns zero if a bit matches, or a negative error code.
+ */
+static int pcxhr_check_reg_bit(struct pcxhr_mgr *mgr, unsigned int reg,
+ unsigned char mask, unsigned char bit, int time,
+ unsigned char* read)
+{
+ int i = 0;
+ unsigned long end_time = jiffies + (time * HZ + 999) / 1000;
+ do {
+ *read = PCXHR_INPB(mgr, reg);
+ if ((*read & mask) == bit) {
+ if (i > 100)
+ snd_printdd("ATTENTION! check_reg(%x) loopcount=%d\n",
+ reg, i);
+ return 0;
+ }
+ i++;
+ } while (time_after_eq(end_time, jiffies));
+ snd_printk(KERN_ERR "pcxhr_check_reg_bit: timeout, reg=%x, mask=0x%x, val=0x%x\n",
+ reg, mask, *read);
+ return -EIO;
+}
+
+/* constants used with pcxhr_check_reg_bit() */
+#define PCXHR_TIMEOUT_DSP 200
+
+
+#define PCXHR_MASK_EXTRA_INFO 0x0000FE
+#define PCXHR_MASK_IT_HF0 0x000100
+#define PCXHR_MASK_IT_HF1 0x000200
+#define PCXHR_MASK_IT_NO_HF0_HF1 0x000400
+#define PCXHR_MASK_IT_MANAGE_HF5 0x000800
+#define PCXHR_MASK_IT_WAIT 0x010000
+#define PCXHR_MASK_IT_WAIT_EXTRA 0x020000
+
+#define PCXHR_IT_SEND_BYTE_XILINX (0x0000003C | PCXHR_MASK_IT_HF0)
+#define PCXHR_IT_TEST_XILINX (0x0000003C | PCXHR_MASK_IT_HF1 | \
+ PCXHR_MASK_IT_MANAGE_HF5)
+#define PCXHR_IT_DOWNLOAD_BOOT (0x0000000C | PCXHR_MASK_IT_HF1 | \
+ PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT)
+#define PCXHR_IT_RESET_BOARD_FUNC (0x0000000C | PCXHR_MASK_IT_HF0 | \
+ PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT_EXTRA)
+#define PCXHR_IT_DOWNLOAD_DSP (0x0000000C | \
+ PCXHR_MASK_IT_MANAGE_HF5 | PCXHR_MASK_IT_WAIT)
+#define PCXHR_IT_DEBUG (0x0000005A | PCXHR_MASK_IT_NO_HF0_HF1)
+#define PCXHR_IT_RESET_SEMAPHORE (0x0000005C | PCXHR_MASK_IT_NO_HF0_HF1)
+#define PCXHR_IT_MESSAGE (0x00000074 | PCXHR_MASK_IT_NO_HF0_HF1)
+#define PCXHR_IT_RESET_CHK (0x00000076 | PCXHR_MASK_IT_NO_HF0_HF1)
+#define PCXHR_IT_UPDATE_RBUFFER (0x00000078 | PCXHR_MASK_IT_NO_HF0_HF1)
+
+static int pcxhr_send_it_dsp(struct pcxhr_mgr *mgr, unsigned int itdsp, int atomic)
+{
+ int err;
+ unsigned char reg;
+
+ if (itdsp & PCXHR_MASK_IT_MANAGE_HF5) {
+ /* clear hf5 bit */
+ PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX0,
+ PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & ~PCXHR_MBOX0_HF5);
+ }
+ if ((itdsp & PCXHR_MASK_IT_NO_HF0_HF1) == 0) {
+ reg = PCXHR_ICR_HI08_RREQ | PCXHR_ICR_HI08_TREQ | PCXHR_ICR_HI08_HDRQ;
+ if (itdsp & PCXHR_MASK_IT_HF0)
+ reg |= PCXHR_ICR_HI08_HF0;
+ if (itdsp & PCXHR_MASK_IT_HF1)
+ reg |= PCXHR_ICR_HI08_HF1;
+ PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg);
+ }
+ reg = (unsigned char)(((itdsp & PCXHR_MASK_EXTRA_INFO) >> 1) | PCXHR_CVR_HI08_HC);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_CVR, reg);
+ if (itdsp & PCXHR_MASK_IT_WAIT) {
+ if (atomic)
+ mdelay(PCXHR_WAIT_IT);
+ else
+ msleep(PCXHR_WAIT_IT);
+ }
+ if (itdsp & PCXHR_MASK_IT_WAIT_EXTRA) {
+ if (atomic)
+ mdelay(PCXHR_WAIT_IT_EXTRA);
+ else
+ msleep(PCXHR_WAIT_IT);
+ }
+ /* wait for CVR_HI08_HC == 0 */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_CVR, PCXHR_CVR_HI08_HC, 0,
+ PCXHR_TIMEOUT_DSP, ®);
+ if (err) {
+ snd_printk(KERN_ERR "pcxhr_send_it_dsp : TIMEOUT CVR\n");
+ return err;
+ }
+ if (itdsp & PCXHR_MASK_IT_MANAGE_HF5) {
+ /* wait for hf5 bit */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_PLX_MBOX0, PCXHR_MBOX0_HF5,
+ PCXHR_MBOX0_HF5, PCXHR_TIMEOUT_DSP, ®);
+ if (err) {
+ snd_printk(KERN_ERR "pcxhr_send_it_dsp : TIMEOUT HF5\n");
+ return err;
+ }
+ }
+ return 0; /* retry not handled here */
+}
+
+void pcxhr_reset_xilinx_com(struct pcxhr_mgr *mgr)
+{
+ /* reset second xilinx */
+ PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC,
+ PCXHR_CHIPSC_INIT_VALUE & ~PCXHR_CHIPSC_RESET_XILINX);
+}
+
+static void pcxhr_enable_irq(struct pcxhr_mgr *mgr, int enable)
+{
+ unsigned int reg = PCXHR_INPL(mgr, PCXHR_PLX_IRQCS);
+ /* enable/disable interrupts */
+ if (enable)
+ reg |= (PCXHR_IRQCS_ENABLE_PCIIRQ | PCXHR_IRQCS_ENABLE_PCIDB);
+ else
+ reg &= ~(PCXHR_IRQCS_ENABLE_PCIIRQ | PCXHR_IRQCS_ENABLE_PCIDB);
+ PCXHR_OUTPL(mgr, PCXHR_PLX_IRQCS, reg);
+}
+
+void pcxhr_reset_dsp(struct pcxhr_mgr *mgr)
+{
+ /* disable interrupts */
+ pcxhr_enable_irq(mgr, 0);
+
+ /* let's reset the DSP */
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, 0);
+ msleep( PCXHR_WAIT_DEFAULT ); /* wait 2 msec */
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, 3);
+ msleep( PCXHR_WAIT_DEFAULT ); /* wait 2 msec */
+
+ /* reset mailbox */
+ PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX0, 0);
+}
+
+void pcxhr_enable_dsp(struct pcxhr_mgr *mgr)
+{
+ /* enable interrupts */
+ pcxhr_enable_irq(mgr, 1);
+}
+
+/*
+ * load the xilinx image
+ */
+int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilinx, int second)
+{
+ unsigned int i;
+ unsigned int chipsc;
+ unsigned char data;
+ unsigned char mask;
+ unsigned char *image;
+
+ /* test first xilinx */
+ chipsc = PCXHR_INPL(mgr, PCXHR_PLX_CHIPSC);
+ if (!second) {
+ if (chipsc & PCXHR_CHIPSC_GPI_USERI) {
+ snd_printdd("no need to load first xilinx\n");
+ return 0; /* first xilinx is already present and cannot be reset */
+ }
+ } else {
+ if ((chipsc & PCXHR_CHIPSC_GPI_USERI) == 0) {
+ snd_printk(KERN_ERR "error loading first xilinx\n");
+ return -EINVAL;
+ }
+ /* activate second xilinx */
+ chipsc |= PCXHR_CHIPSC_RESET_XILINX;
+ PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC, chipsc);
+ msleep( PCXHR_WAIT_DEFAULT ); /* wait 2 msec */
+ }
+ image = xilinx->data;
+ for (i = 0; i < xilinx->size; i++, image++) {
+ data = *image;
+ mask = 0x80;
+ while (mask) {
+ chipsc &= ~(PCXHR_CHIPSC_DATA_CLK | PCXHR_CHIPSC_DATA_IN);
+ if (data & mask)
+ chipsc |= PCXHR_CHIPSC_DATA_IN;
+ PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC, chipsc);
+ chipsc |= PCXHR_CHIPSC_DATA_CLK;
+ PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC, chipsc);
+ mask >>= 1;
+ }
+ /* don't take too much time in this loop... */
+ cond_resched();
+ }
+ chipsc &= ~(PCXHR_CHIPSC_DATA_CLK | PCXHR_CHIPSC_DATA_IN);
+ PCXHR_OUTPL(mgr, PCXHR_PLX_CHIPSC, chipsc);
+ /* wait 2 msec (time to boot the xilinx before any access) */
+ msleep( PCXHR_WAIT_DEFAULT );
+ return 0;
+}
+
+/*
+ * send an executable file to the DSP
+ */
+static int pcxhr_download_dsp(struct pcxhr_mgr *mgr, const struct firmware *dsp)
+{
+ int err;
+ unsigned int i;
+ unsigned int len;
+ unsigned char *data;
+ unsigned char dummy;
+ /* check the length of boot image */
+ snd_assert(dsp->size > 0, return -EINVAL);
+ snd_assert(dsp->size % 3 == 0, return -EINVAL);
+ snd_assert(dsp->data, return -EINVAL);
+ /* transfert data buffer from PC to DSP */
+ for (i = 0; i < dsp->size; i += 3) {
+ data = dsp->data + i;
+ if (i == 0) {
+ /* test data header consistency */
+ len = (unsigned int)((data[0]<<16) + (data[1]<<8) + data[2]);
+ snd_assert((len==0) || (dsp->size == (len+2)*3), return -EINVAL);
+ }
+ /* wait DSP ready for new transfer */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY,
+ PCXHR_ISR_HI08_TRDY, PCXHR_TIMEOUT_DSP, &dummy);
+ if (err) {
+ snd_printk(KERN_ERR "dsp loading error at position %d\n", i);
+ return err;
+ }
+ /* send host data */
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXH, data[0]);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXM, data[1]);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXL, data[2]);
+
+ /* don't take too much time in this loop... */
+ cond_resched();
+ }
+ /* give some time to boot the DSP */
+ msleep(PCXHR_WAIT_DEFAULT);
+ return 0;
+}
+
+/*
+ * load the eeprom image
+ */
+int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, const struct firmware *eeprom)
+{
+ int err;
+ unsigned char reg;
+
+ /* init value of the ICR register */
+ reg = PCXHR_ICR_HI08_RREQ | PCXHR_ICR_HI08_TREQ | PCXHR_ICR_HI08_HDRQ;
+ if (PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & PCXHR_MBOX0_BOOT_HERE) {
+ /* no need to load the eeprom binary, but init the HI08 interface */
+ PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg | PCXHR_ICR_HI08_INIT);
+ msleep(PCXHR_WAIT_DEFAULT);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg);
+ msleep(PCXHR_WAIT_DEFAULT);
+ snd_printdd("no need to load eeprom boot\n");
+ return 0;
+ }
+ PCXHR_OUTPB(mgr, PCXHR_DSP_ICR, reg);
+
+ err = pcxhr_download_dsp(mgr, eeprom);
+ if (err)
+ return err;
+ /* wait for chk bit */
+ return pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK,
+ PCXHR_ISR_HI08_CHK, PCXHR_TIMEOUT_DSP, ®);
+}
+
+/*
+ * load the boot image
+ */
+int pcxhr_load_boot_binary(struct pcxhr_mgr *mgr, const struct firmware *boot)
+{
+ int err;
+ unsigned int physaddr = mgr->hostport.addr;
+ unsigned char dummy;
+
+ /* send the hostport address to the DSP (only the upper 24 bit !) */
+ snd_assert((physaddr & 0xff) == 0, return -EINVAL);
+ PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX1, (physaddr >> 8));
+
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_DOWNLOAD_BOOT, 0);
+ if (err)
+ return err;
+ /* clear hf5 bit */
+ PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX0,
+ PCXHR_INPL(mgr, PCXHR_PLX_MBOX0) & ~PCXHR_MBOX0_HF5);
+
+ err = pcxhr_download_dsp(mgr, boot);
+ if (err)
+ return err;
+ /* wait for hf5 bit */
+ return pcxhr_check_reg_bit(mgr, PCXHR_PLX_MBOX0, PCXHR_MBOX0_HF5,
+ PCXHR_MBOX0_HF5, PCXHR_TIMEOUT_DSP, &dummy);
+}
+
+/*
+ * load the final dsp image
+ */
+int pcxhr_load_dsp_binary(struct pcxhr_mgr *mgr, const struct firmware *dsp)
+{
+ int err;
+ unsigned char dummy;
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_RESET_BOARD_FUNC, 0);
+ if (err)
+ return err;
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_DOWNLOAD_DSP, 0);
+ if (err)
+ return err;
+ err = pcxhr_download_dsp(mgr, dsp);
+ if (err)
+ return err;
+ /* wait for chk bit */
+ return pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK,
+ PCXHR_ISR_HI08_CHK, PCXHR_TIMEOUT_DSP, &dummy);
+}
+
+
+struct pcxhr_cmd_info {
+ u32 opcode; /* command word */
+ u16 st_length; /* status length */
+ u16 st_type; /* status type (RMH_SSIZE_XXX) */
+};
+
+/* RMH status type */
+enum {
+ RMH_SSIZE_FIXED = 0, /* status size fix (st_length = 0..x) */
+ RMH_SSIZE_ARG = 1, /* status size given in the LSB byte (used with st_length = 1) */
+ RMH_SSIZE_MASK = 2, /* status size given in bitmask (used with st_length = 1) */
+};
+
+/*
+ * Array of DSP commands
+ */
+static struct pcxhr_cmd_info pcxhr_dsp_cmds[] = {
+[CMD_VERSION] = { 0x010000, 1, RMH_SSIZE_FIXED },
+[CMD_SUPPORTED] = { 0x020000, 4, RMH_SSIZE_FIXED },
+[CMD_TEST_IT] = { 0x040000, 1, RMH_SSIZE_FIXED },
+[CMD_SEND_IRQA] = { 0x070001, 0, RMH_SSIZE_FIXED },
+[CMD_ACCESS_IO_WRITE] = { 0x090000, 1, RMH_SSIZE_ARG },
+[CMD_ACCESS_IO_READ] = { 0x094000, 1, RMH_SSIZE_ARG },
+[CMD_ASYNC] = { 0x0a0000, 1, RMH_SSIZE_ARG },
+[CMD_MODIFY_CLOCK] = { 0x0d0000, 0, RMH_SSIZE_FIXED },
+[CMD_RESYNC_AUDIO_INPUTS] = { 0x0e0000, 0, RMH_SSIZE_FIXED },
+[CMD_GET_DSP_RESOURCES] = { 0x100000, 4, RMH_SSIZE_FIXED },
+[CMD_SET_TIMER_INTERRUPT] = { 0x110000, 0, RMH_SSIZE_FIXED },
+[CMD_RES_PIPE] = { 0x400000, 0, RMH_SSIZE_FIXED },
+[CMD_FREE_PIPE] = { 0x410000, 0, RMH_SSIZE_FIXED },
+[CMD_CONF_PIPE] = { 0x422101, 0, RMH_SSIZE_FIXED },
+[CMD_STOP_PIPE] = { 0x470004, 0, RMH_SSIZE_FIXED },
+[CMD_PIPE_SAMPLE_COUNT] = { 0x49a000, 2, RMH_SSIZE_FIXED },
+[CMD_CAN_START_PIPE] = { 0x4b0000, 1, RMH_SSIZE_FIXED },
+[CMD_START_STREAM] = { 0x802000, 0, RMH_SSIZE_FIXED },
+[CMD_STREAM_OUT_LEVEL_ADJUST] = { 0x822000, 0, RMH_SSIZE_FIXED },
+[CMD_STOP_STREAM] = { 0x832000, 0, RMH_SSIZE_FIXED },
+[CMD_UPDATE_R_BUFFERS] = { 0x840000, 0, RMH_SSIZE_FIXED },
+[CMD_FORMAT_STREAM_OUT] = { 0x860000, 0, RMH_SSIZE_FIXED },
+[CMD_FORMAT_STREAM_IN] = { 0x870000, 0, RMH_SSIZE_FIXED },
+[CMD_STREAM_SAMPLE_COUNT] = { 0x902000, 2, RMH_SSIZE_FIXED }, /* stat_len = nb_streams * 2 */
+[CMD_AUDIO_LEVEL_ADJUST] = { 0xc22000, 0, RMH_SSIZE_FIXED },
+};
+
+#ifdef CONFIG_SND_DEBUG_DETECT
+static char* cmd_names[] = {
+[CMD_VERSION] = "CMD_VERSION",
+[CMD_SUPPORTED] = "CMD_SUPPORTED",
+[CMD_TEST_IT] = "CMD_TEST_IT",
+[CMD_SEND_IRQA] = "CMD_SEND_IRQA",
+[CMD_ACCESS_IO_WRITE] = "CMD_ACCESS_IO_WRITE",
+[CMD_ACCESS_IO_READ] = "CMD_ACCESS_IO_READ",
+[CMD_ASYNC] = "CMD_ASYNC",
+[CMD_MODIFY_CLOCK] = "CMD_MODIFY_CLOCK",
+[CMD_RESYNC_AUDIO_INPUTS] = "CMD_RESYNC_AUDIO_INPUTS",
+[CMD_GET_DSP_RESOURCES] = "CMD_GET_DSP_RESOURCES",
+[CMD_SET_TIMER_INTERRUPT] = "CMD_SET_TIMER_INTERRUPT",
+[CMD_RES_PIPE] = "CMD_RES_PIPE",
+[CMD_FREE_PIPE] = "CMD_FREE_PIPE",
+[CMD_CONF_PIPE] = "CMD_CONF_PIPE",
+[CMD_STOP_PIPE] = "CMD_STOP_PIPE",
+[CMD_PIPE_SAMPLE_COUNT] = "CMD_PIPE_SAMPLE_COUNT",
+[CMD_CAN_START_PIPE] = "CMD_CAN_START_PIPE",
+[CMD_START_STREAM] = "CMD_START_STREAM",
+[CMD_STREAM_OUT_LEVEL_ADJUST] = "CMD_STREAM_OUT_LEVEL_ADJUST",
+[CMD_STOP_STREAM] = "CMD_STOP_STREAM",
+[CMD_UPDATE_R_BUFFERS] = "CMD_UPDATE_R_BUFFERS",
+[CMD_FORMAT_STREAM_OUT] = "CMD_FORMAT_STREAM_OUT",
+[CMD_FORMAT_STREAM_IN] = "CMD_FORMAT_STREAM_IN",
+[CMD_STREAM_SAMPLE_COUNT] = "CMD_STREAM_SAMPLE_COUNT",
+[CMD_AUDIO_LEVEL_ADJUST] = "CMD_AUDIO_LEVEL_ADJUST",
+};
+#endif
+
+
+static int pcxhr_read_rmh_status(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh)
+{
+ int err;
+ int i;
+ u32 data;
+ u32 size_mask;
+ unsigned char reg;
+ int max_stat_len;
+
+ if (rmh->stat_len < PCXHR_SIZE_MAX_STATUS)
+ max_stat_len = PCXHR_SIZE_MAX_STATUS;
+ else max_stat_len = rmh->stat_len;
+
+ for (i = 0; i < rmh->stat_len; i++) {
+ /* wait for receiver full */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_RXDF,
+ PCXHR_ISR_HI08_RXDF, PCXHR_TIMEOUT_DSP, ®);
+ if (err) {
+ snd_printk(KERN_ERR "ERROR RMH stat: ISR:RXDF=1 (ISR = %x; i=%d )\n",
+ reg, i);
+ return err;
+ }
+ /* read data */
+ data = PCXHR_INPB(mgr, PCXHR_DSP_TXH) << 16;
+ data |= PCXHR_INPB(mgr, PCXHR_DSP_TXM) << 8;
+ data |= PCXHR_INPB(mgr, PCXHR_DSP_TXL);
+
+ /* need to update rmh->stat_len on the fly ?? */
+ if (i==0) {
+ if (rmh->dsp_stat != RMH_SSIZE_FIXED) {
+ if (rmh->dsp_stat == RMH_SSIZE_ARG) {
+ rmh->stat_len = (u16)(data & 0x0000ff) + 1;
+ data &= 0xffff00;
+ } else {
+ /* rmh->dsp_stat == RMH_SSIZE_MASK */
+ rmh->stat_len = 1;
+ size_mask = data;
+ while (size_mask) {
+ if (size_mask & 1)
+ rmh->stat_len++;
+ size_mask >>= 1;
+ }
+ }
+ }
+ }
+#ifdef CONFIG_SND_DEBUG_DETECT
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ snd_printdd(" stat[%d]=%x\n", i, data);
+#endif
+ if (i < max_stat_len)
+ rmh->stat[i] = data;
+ }
+ if (rmh->stat_len > max_stat_len) {
+ snd_printdd("PCXHR : rmh->stat_len=%x too big\n", rmh->stat_len);
+ rmh->stat_len = max_stat_len;
+ }
+ return 0;
+}
+
+static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh)
+{
+ int err;
+ int i;
+ u32 data;
+ unsigned char reg;
+
+ snd_assert(rmh->cmd_len<PCXHR_SIZE_MAX_CMD, return -EINVAL);
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_MESSAGE, 1);
+ if (err) {
+ snd_printk(KERN_ERR "pcxhr_send_message : ED_DSP_CRASHED\n");
+ return err;
+ }
+ /* wait for chk bit */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK,
+ PCXHR_ISR_HI08_CHK, PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+ /* reset irq chk */
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_RESET_CHK, 1);
+ if (err)
+ return err;
+ /* wait for chk bit == 0*/
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK, 0,
+ PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+
+ data = rmh->cmd[0];
+
+ if (rmh->cmd_len > 1)
+ data |= 0x008000; /* MASK_MORE_THAN_1_WORD_COMMAND */
+ else
+ data &= 0xff7fff; /* MASK_1_WORD_COMMAND */
+#ifdef CONFIG_SND_DEBUG_DETECT
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ snd_printdd("MSG cmd[0]=%x (%s)\n", data, cmd_names[rmh->cmd_idx]);
+#endif
+
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY,
+ PCXHR_ISR_HI08_TRDY, PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXH, (data>>16)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXM, (data>>8)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXL, (data&0xFF));
+
+ if (rmh->cmd_len > 1) {
+ /* send length */
+ data = rmh->cmd_len - 1;
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY,
+ PCXHR_ISR_HI08_TRDY, PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXH, (data>>16)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXM, (data>>8)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXL, (data&0xFF));
+
+ for (i=1; i < rmh->cmd_len; i++) {
+ /* send other words */
+ data = rmh->cmd[i];
+#ifdef CONFIG_SND_DEBUG_DETECT
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ snd_printdd(" cmd[%d]=%x\n", i, data);
+#endif
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR,
+ PCXHR_ISR_HI08_TRDY,
+ PCXHR_ISR_HI08_TRDY,
+ PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXH, (data>>16)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXM, (data>>8)&0xFF);
+ PCXHR_OUTPB(mgr, PCXHR_DSP_TXL, (data&0xFF));
+ }
+ }
+ /* wait for chk bit */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_CHK,
+ PCXHR_ISR_HI08_CHK, PCXHR_TIMEOUT_DSP, ®);
+ if (err)
+ return err;
+ /* test status ISR */
+ if (reg & PCXHR_ISR_HI08_ERR) {
+ /* ERROR, wait for receiver full */
+ err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_RXDF,
+ PCXHR_ISR_HI08_RXDF, PCXHR_TIMEOUT_DSP, ®);
+ if (err) {
+ snd_printk(KERN_ERR "ERROR RMH: ISR:RXDF=1 (ISR = %x)\n", reg);
+ return err;
+ }
+ /* read error code */
+ data = PCXHR_INPB(mgr, PCXHR_DSP_TXH) << 16;
+ data |= PCXHR_INPB(mgr, PCXHR_DSP_TXM) << 8;
+ data |= PCXHR_INPB(mgr, PCXHR_DSP_TXL);
+ snd_printk(KERN_ERR "ERROR RMH(%d): 0x%x\n", rmh->cmd_idx, data);
+ err = -EINVAL;
+ } else {
+ /* read the response data */
+ err = pcxhr_read_rmh_status(mgr, rmh);
+ }
+ /* reset semaphore */
+ if (pcxhr_send_it_dsp(mgr, PCXHR_IT_RESET_SEMAPHORE, 1) < 0)
+ return -EIO;
+ return err;
+}
+
+
+/**
+ * pcxhr_init_rmh - initialize the RMH instance
+ * @rmh: the rmh pointer to be initialized
+ * @cmd: the rmh command to be set
+ */
+void pcxhr_init_rmh(struct pcxhr_rmh *rmh, int cmd)
+{
+ snd_assert(cmd < CMD_LAST_INDEX, return);
+ rmh->cmd[0] = pcxhr_dsp_cmds[cmd].opcode;
+ rmh->cmd_len = 1;
+ rmh->stat_len = pcxhr_dsp_cmds[cmd].st_length;
+ rmh->dsp_stat = pcxhr_dsp_cmds[cmd].st_type;
+ rmh->cmd_idx = cmd;
+}
+
+
+void pcxhr_set_pipe_cmd_params(struct pcxhr_rmh *rmh, int capture,
+ unsigned int param1, unsigned int param2,
+ unsigned int param3)
+{
+ snd_assert(param1 <= MASK_FIRST_FIELD);
+ if (capture)
+ rmh->cmd[0] |= 0x800; /* COMMAND_RECORD_MASK */
+ if (param1)
+ rmh->cmd[0] |= (param1 << FIELD_SIZE);
+ if (param2) {
+ snd_assert(param2 <= MASK_FIRST_FIELD);
+ rmh->cmd[0] |= param2;
+ }
+ if(param3) {
+ snd_assert(param3 <= MASK_DSP_WORD);
+ rmh->cmd[1] = param3;
+ rmh->cmd_len = 2;
+ }
+}
+
+/*
+ * pcxhr_send_msg - send a DSP message with spinlock
+ * @rmh: the rmh record to send and receive
+ *
+ * returns 0 if successful, or a negative error code.
+ */
+int pcxhr_send_msg(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh)
+{
+ unsigned long flags;
+ int err;
+ spin_lock_irqsave(&mgr->msg_lock, flags);
+ err = pcxhr_send_msg_nolock(mgr, rmh);
+ spin_unlock_irqrestore(&mgr->msg_lock, flags);
+ return err;
+}
+
+static inline int pcxhr_pipes_running(struct pcxhr_mgr *mgr)
+{
+ int start_mask = PCXHR_INPL(mgr, PCXHR_PLX_MBOX2);
+ /* least segnificant 12 bits are the pipe states for the playback audios */
+ /* next 12 bits are the pipe states for the capture audios
+ * (PCXHR_PIPE_STATE_CAPTURE_OFFSET)
+ */
+ start_mask &= 0xffffff;
+ snd_printdd("CMD_PIPE_STATE MBOX2=0x%06x\n", start_mask);
+ return start_mask;
+}
+
+#define PCXHR_PIPE_STATE_CAPTURE_OFFSET 12
+#define MAX_WAIT_FOR_DSP 20
+
+static int pcxhr_prepair_pipe_start(struct pcxhr_mgr *mgr, int audio_mask, int *retry)
+{
+ struct pcxhr_rmh rmh;
+ int err;
+ int audio = 0;
+
+ *retry = 0;
+ while (audio_mask) {
+ if (audio_mask & 1) {
+ pcxhr_init_rmh(&rmh, CMD_CAN_START_PIPE);
+ if (audio < PCXHR_PIPE_STATE_CAPTURE_OFFSET) {
+ /* can start playback pipe */
+ pcxhr_set_pipe_cmd_params(&rmh, 0, audio, 0, 0);
+ } else {
+ /* can start capture pipe */
+ pcxhr_set_pipe_cmd_params(&rmh, 1, audio -
+ PCXHR_PIPE_STATE_CAPTURE_OFFSET,
+ 0, 0);
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_printk(KERN_ERR
+ "error pipe start (CMD_CAN_START_PIPE) err=%x!\n",
+ err);
+ return err;
+ }
+ /* if the pipe couldn't be prepaired for start, retry it later */
+ if (rmh.stat[0] == 0)
+ *retry |= (1<<audio);
+ }
+ audio_mask>>=1;
+ audio++;
+ }
+ return 0;
+}
+
+static int pcxhr_stop_pipes(struct pcxhr_mgr *mgr, int audio_mask)
+{
+ struct pcxhr_rmh rmh;
+ int err;
+ int audio = 0;
+
+ while (audio_mask) {
+ if (audio_mask & 1) {
+ pcxhr_init_rmh(&rmh, CMD_STOP_PIPE);
+ if (audio < PCXHR_PIPE_STATE_CAPTURE_OFFSET) {
+ /* stop playback pipe */
+ pcxhr_set_pipe_cmd_params(&rmh, 0, audio, 0, 0);
+ } else {
+ /* stop capture pipe */
+ pcxhr_set_pipe_cmd_params(&rmh, 1, audio -
+ PCXHR_PIPE_STATE_CAPTURE_OFFSET,
+ 0, 0);
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_printk(KERN_ERR
+ "error pipe stop (CMD_STOP_PIPE) err=%x!\n",
+ err);
+ return err;
+ }
+ }
+ audio_mask>>=1;
+ audio++;
+ }
+ return 0;
+}
+
+static int pcxhr_toggle_pipes(struct pcxhr_mgr *mgr, int audio_mask)
+{
+ struct pcxhr_rmh rmh;
+ int err;
+ int audio = 0;
+
+ while (audio_mask) {
+ if (audio_mask & 1) {
+ pcxhr_init_rmh(&rmh, CMD_CONF_PIPE);
+ if (audio < PCXHR_PIPE_STATE_CAPTURE_OFFSET)
+ pcxhr_set_pipe_cmd_params(&rmh, 0, 0, 0, 1 << audio);
+ else
+ pcxhr_set_pipe_cmd_params(&rmh, 1, 0, 0,
+ 1 << (audio - PCXHR_PIPE_STATE_CAPTURE_OFFSET));
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_printk(KERN_ERR
+ "error pipe start (CMD_CONF_PIPE) err=%x!\n",
+ err);
+ return err;
+ }
+ }
+ audio_mask>>=1;
+ audio++;
+ }
+ /* now fire the interrupt on the card */
+ pcxhr_init_rmh(&rmh, CMD_SEND_IRQA);
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_printk(KERN_ERR "error pipe start (CMD_SEND_IRQA) err=%x!\n", err );
+ return err;
+ }
+ return 0;
+}
+
+
+
+int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_mask, int start)
+{
+ int state, i, err;
+ int audio_mask;
+
+#ifdef CONFIG_SND_DEBUG_DETECT
+ struct timeval my_tv1, my_tv2;
+ do_gettimeofday(&my_tv1);
+#endif
+ audio_mask = (playback_mask | (capture_mask << PCXHR_PIPE_STATE_CAPTURE_OFFSET));
+ /* current pipe state (playback + record) */
+ state = pcxhr_pipes_running(mgr);
+ snd_printdd("pcxhr_set_pipe_state %s (mask %x current %x)\n",
+ start ? "START" : "STOP", audio_mask, state);
+ if (start) {
+ audio_mask &= ~state; /* start only pipes that are not yet started */
+ state = audio_mask;
+ for (i = 0; i < MAX_WAIT_FOR_DSP; i++) {
+ err = pcxhr_prepair_pipe_start(mgr, state, &state);
+ if (err)
+ return err;
+ if (state == 0)
+ break; /* success, all pipes prepaired for start */
+ mdelay(1); /* otherwise wait 1 millisecond and retry */
+ }
+ } else {
+ audio_mask &= state; /* stop only pipes that are started */
+ }
+ if (audio_mask == 0)
+ return 0;
+
+ err = pcxhr_toggle_pipes(mgr, audio_mask);
+ if (err)
+ return err;
+
+ i = 0;
+ while (1) {
+ state = pcxhr_pipes_running(mgr);
+ /* have all pipes the new state ? */
+ if ((state & audio_mask) == (start ? audio_mask : 0))
+ break;
+ if (++i >= MAX_WAIT_FOR_DSP * 100) {
+ snd_printk(KERN_ERR "error pipe start/stop (ED_NO_RESPONSE_AT_IRQA)\n");
+ return -EBUSY;
+ }
+ udelay(10); /* wait 10 microseconds */
+ }
+ if (!start) {
+ err = pcxhr_stop_pipes(mgr, audio_mask);
+ if (err)
+ return err;
+ }
+#ifdef CONFIG_SND_DEBUG_DETECT
+ do_gettimeofday(&my_tv2);
+ snd_printdd("***SET PIPE STATE*** TIME = %ld (err = %x)\n",
+ my_tv2.tv_usec - my_tv1.tv_usec, err);
+#endif
+ return 0;
+}
+
+int pcxhr_write_io_num_reg_cont(struct pcxhr_mgr *mgr, unsigned int mask,
+ unsigned int value, int *changed)
+{
+ struct pcxhr_rmh rmh;
+ unsigned long flags;
+ int err;
+
+ spin_lock_irqsave(&mgr->msg_lock, flags);
+ if ((mgr->io_num_reg_cont & mask) == value) {
+ snd_printdd("IO_NUM_REG_CONT mask %x already is set to %x\n", mask, value);
+ if (changed)
+ *changed = 0;
+ spin_unlock_irqrestore(&mgr->msg_lock, flags);
+ return 0; /* already programmed */
+ }
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ rmh.cmd[0] |= IO_NUM_REG_CONT;
+ rmh.cmd[1] = mask;
+ rmh.cmd[2] = value;
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg_nolock(mgr, &rmh);
+ if (err == 0) {
+ mgr->io_num_reg_cont &= ~mask;
+ mgr->io_num_reg_cont |= value;
+ if (changed)
+ *changed = 1;
+ }
+ spin_unlock_irqrestore(&mgr->msg_lock, flags);
+ return err;
+}
+
+#define PCXHR_IRQ_TIMER 0x000300
+#define PCXHR_IRQ_FREQ_CHANGE 0x000800
+#define PCXHR_IRQ_TIME_CODE 0x001000
+#define PCXHR_IRQ_NOTIFY 0x002000
+#define PCXHR_IRQ_ASYNC 0x008000
+#define PCXHR_IRQ_MASK 0x00bb00
+#define PCXHR_FATAL_DSP_ERR 0xff0000
+
+enum pcxhr_async_err_src {
+ PCXHR_ERR_PIPE,
+ PCXHR_ERR_STREAM,
+ PCXHR_ERR_AUDIO
+};
+
+static int pcxhr_handle_async_err(struct pcxhr_mgr *mgr, u32 err,
+ enum pcxhr_async_err_src err_src, int pipe,
+ int is_capture)
+{
+#ifdef CONFIG_SND_DEBUG_DETECT
+ static char* err_src_name[] = {
+ [PCXHR_ERR_PIPE] = "Pipe",
+ [PCXHR_ERR_STREAM] = "Stream",
+ [PCXHR_ERR_AUDIO] = "Audio"
+ };
+#endif
+ if (err & 0xfff)
+ err &= 0xfff;
+ else
+ err = ((err >> 12) & 0xfff);
+ if (!err)
+ return 0;
+ snd_printdd("CMD_ASYNC : Error %s %s Pipe %d err=%x\n", err_src_name[err_src],
+ is_capture ? "Record" : "Play", pipe, err);
+ if (err == 0xe01)
+ mgr->async_err_stream_xrun++;
+ else if (err == 0xe10)
+ mgr->async_err_pipe_xrun++;
+ else
+ mgr->async_err_other_last = (int)err;
+ return 1;
+}
+
+
+void pcxhr_msg_tasklet(unsigned long arg)
+{
+ struct pcxhr_mgr *mgr = (struct pcxhr_mgr *)(arg);
+ struct pcxhr_rmh *prmh = mgr->prmh;
+ int err;
+ int i, j;
+
+ if (mgr->src_it_dsp & PCXHR_IRQ_FREQ_CHANGE)
+ snd_printdd("TASKLET : PCXHR_IRQ_FREQ_CHANGE event occured\n");
+ if (mgr->src_it_dsp & PCXHR_IRQ_TIME_CODE)
+ snd_printdd("TASKLET : PCXHR_IRQ_TIME_CODE event occured\n");
+ if (mgr->src_it_dsp & PCXHR_IRQ_NOTIFY)
+ snd_printdd("TASKLET : PCXHR_IRQ_NOTIFY event occured\n");
+ if (mgr->src_it_dsp & PCXHR_IRQ_ASYNC) {
+ snd_printdd("TASKLET : PCXHR_IRQ_ASYNC event occured\n");
+
+ pcxhr_init_rmh(prmh, CMD_ASYNC);
+ prmh->cmd[0] |= 1; /* add SEL_ASYNC_EVENTS */
+ /* this is the only one extra long response command */
+ prmh->stat_len = PCXHR_SIZE_MAX_LONG_STATUS;
+ err = pcxhr_send_msg(mgr, prmh);
+ if (err)
+ snd_printk(KERN_ERR "ERROR pcxhr_msg_tasklet=%x;\n", err);
+ i = 1;
+ while (i < prmh->stat_len) {
+ int nb_audio = (prmh->stat[i] >> FIELD_SIZE) & MASK_FIRST_FIELD;
+ int nb_stream = (prmh->stat[i] >> (2*FIELD_SIZE)) & MASK_FIRST_FIELD;
+ int pipe = prmh->stat[i] & MASK_FIRST_FIELD;
+ int is_capture = prmh->stat[i] & 0x400000;
+ u32 err;
+
+ if (prmh->stat[i] & 0x800000) { /* if BIT_END */
+ snd_printdd("TASKLET : End%sPipe %d\n",
+ is_capture ? "Record" : "Play", pipe);
+ }
+ i++;
+ err = prmh->stat[i] ? prmh->stat[i] : prmh->stat[i+1];
+ if (err)
+ pcxhr_handle_async_err(mgr, err, PCXHR_ERR_PIPE,
+ pipe, is_capture);
+ i += 2;
+ for (j = 0; j < nb_stream; j++) {
+ err = prmh->stat[i] ? prmh->stat[i] : prmh->stat[i+1];
+ if (err)
+ pcxhr_handle_async_err(mgr, err, PCXHR_ERR_STREAM,
+ pipe, is_capture);
+ i += 2;
+ }
+ for (j = 0; j < nb_audio; j++) {
+ err = prmh->stat[i] ? prmh->stat[i] : prmh->stat[i+1];
+ if (err)
+ pcxhr_handle_async_err(mgr, err, PCXHR_ERR_AUDIO,
+ pipe, is_capture);
+ i += 2;
+ }
+ }
+ }
+}
+
+static u_int64_t pcxhr_stream_read_position(struct pcxhr_mgr *mgr,
+ struct pcxhr_stream *stream)
+{
+ u_int64_t hw_sample_count;
+ struct pcxhr_rmh rmh;
+ int err, stream_mask;
+
+ stream_mask = stream->pipe->is_capture ? 1 : 1<<stream->substream->number;
+
+ /* get sample count for one stream */
+ pcxhr_init_rmh(&rmh, CMD_STREAM_SAMPLE_COUNT);
+ pcxhr_set_pipe_cmd_params(&rmh, stream->pipe->is_capture,
+ stream->pipe->first_audio, 0, stream_mask);
+ /* rmh.stat_len = 2; */ /* 2 resp data for each stream of the pipe */
+
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return 0;
+
+ hw_sample_count = ((u_int64_t)rmh.stat[0]) << 24;
+ hw_sample_count += (u_int64_t)rmh.stat[1];
+
+ snd_printdd("stream %c%d : abs samples real(%ld) timer(%ld)\n",
+ stream->pipe->is_capture ? 'C':'P', stream->substream->number,
+ (long unsigned int)hw_sample_count,
+ (long unsigned int)(stream->timer_abs_periods +
+ stream->timer_period_frag + PCXHR_GRANULARITY));
+
+ return hw_sample_count;
+}
+
+static void pcxhr_update_timer_pos(struct pcxhr_mgr *mgr,
+ struct pcxhr_stream *stream, int samples_to_add)
+{
+ if (stream->substream && (stream->status == PCXHR_STREAM_STATUS_RUNNING)) {
+ u_int64_t new_sample_count;
+ int elapsed = 0;
+ int hardware_read = 0;
+ struct snd_pcm_runtime *runtime = stream->substream->runtime;
+
+ if (samples_to_add < 0) {
+ stream->timer_is_synced = 0;
+ /* add default if no hardware_read possible */
+ samples_to_add = PCXHR_GRANULARITY;
+ }
+
+ if (!stream->timer_is_synced) {
+ if (stream->timer_abs_periods != 0 ||
+ stream->timer_period_frag + PCXHR_GRANULARITY >=
+ runtime->period_size) {
+ new_sample_count = pcxhr_stream_read_position(mgr, stream);
+ hardware_read = 1;
+ if (new_sample_count >= PCXHR_GRANULARITY_MIN) {
+ /* sub security offset because of jitter and
+ * finer granularity of dsp time (MBOX4)
+ */
+ new_sample_count -= PCXHR_GRANULARITY_MIN;
+ stream->timer_is_synced = 1;
+ }
+ }
+ }
+ if (!hardware_read) {
+ /* if we didn't try to sync the position, increment it
+ * by PCXHR_GRANULARITY every timer interrupt
+ */
+ new_sample_count = stream->timer_abs_periods +
+ stream->timer_period_frag + samples_to_add;
+ }
+ while (1) {
+ u_int64_t new_elapse_pos = stream->timer_abs_periods +
+ runtime->period_size;
+ if (new_elapse_pos > new_sample_count)
+ break;
+ elapsed = 1;
+ stream->timer_buf_periods++;
+ if (stream->timer_buf_periods >= runtime->periods)
+ stream->timer_buf_periods = 0;
+ stream->timer_abs_periods = new_elapse_pos;
+ }
+ if (new_sample_count >= stream->timer_abs_periods)
+ stream->timer_period_frag = (u_int32_t)(new_sample_count -
+ stream->timer_abs_periods);
+ else
+ snd_printk(KERN_ERR "ERROR new_sample_count too small ??? %lx\n",
+ (long unsigned int)new_sample_count);
+
+ if (elapsed) {
+ spin_unlock(&mgr->lock);
+ snd_pcm_period_elapsed(stream->substream);
+ spin_lock(&mgr->lock);
+ }
+ }
+}
+
+
+irqreturn_t pcxhr_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+{
+ struct pcxhr_mgr *mgr = dev_id;
+ unsigned int reg;
+ int i, j;
+ struct snd_pcxhr *chip;
+
+ spin_lock(&mgr->lock);
+
+ reg = PCXHR_INPL(mgr, PCXHR_PLX_IRQCS);
+ if (! (reg & PCXHR_IRQCS_ACTIVE_PCIDB)) {
+ spin_unlock(&mgr->lock);
+ return IRQ_NONE; /* this device did not cause the interrupt */
+ }
+
+ /* clear interrupt */
+ reg = PCXHR_INPL(mgr, PCXHR_PLX_L2PCIDB);
+ PCXHR_OUTPL(mgr, PCXHR_PLX_L2PCIDB, reg);
+
+ /* timer irq occured */
+ if (reg & PCXHR_IRQ_TIMER) {
+ int timer_toggle = reg & PCXHR_IRQ_TIMER;
+ /* is a 24 bit counter */
+ int dsp_time_new = PCXHR_INPL(mgr, PCXHR_PLX_MBOX4) & PCXHR_DSP_TIME_MASK;
+ int dsp_time_diff = dsp_time_new - mgr->dsp_time_last;
+
+ if (dsp_time_diff < 0 && mgr->dsp_time_last != PCXHR_DSP_TIME_INVALID) {
+ snd_printdd("ERROR DSP TIME old(%d) new(%d) -> "
+ "resynchronize all streams\n",
+ mgr->dsp_time_last, dsp_time_new);
+ mgr->dsp_time_err++;
+ }
+#ifdef CONFIG_SND_DEBUG_DETECT
+ if (dsp_time_diff == 0)
+ snd_printdd("ERROR DSP TIME NO DIFF time(%d)\n", dsp_time_new);
+ else if (dsp_time_diff >= (2*PCXHR_GRANULARITY))
+ snd_printdd("ERROR DSP TIME TOO BIG old(%d) add(%d)\n",
+ mgr->dsp_time_last, dsp_time_new - mgr->dsp_time_last);
+#endif
+ mgr->dsp_time_last = dsp_time_new;
+
+ if (timer_toggle == mgr->timer_toggle)
+ snd_printk(KERN_ERR "ERROR TIMER TOGGLE\n");
+ mgr->timer_toggle = timer_toggle;
+
+ reg &= ~PCXHR_IRQ_TIMER;
+ for (i = 0; i < mgr->num_cards; i++) {
+ chip = mgr->chip[i];
+ for (j = 0; j < chip->nb_streams_capt; j++)
+ pcxhr_update_timer_pos(mgr, &chip->capture_stream[j],
+ dsp_time_diff);
+ }
+ for (i = 0; i < mgr->num_cards; i++) {
+ chip = mgr->chip[i];
+ for (j = 0; j < chip->nb_streams_play; j++)
+ pcxhr_update_timer_pos(mgr, &chip->playback_stream[j],
+ dsp_time_diff);
+ }
+ }
+ /* other irq's handled in the tasklet */
+ if (reg & PCXHR_IRQ_MASK) {
+
+ /* as we didn't request any notifications, some kind of xrun error
+ * will probably occured
+ */
+ /* better resynchronize all streams next interrupt : */
+ mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID;
+
+ mgr->src_it_dsp = reg;
+ tasklet_hi_schedule(&mgr->msg_taskq);
+ }
+#ifdef CONFIG_SND_DEBUG_DETECT
+ if (reg & PCXHR_FATAL_DSP_ERR)
+ snd_printdd("FATAL DSP ERROR : %x\n", reg);
+#endif
+ spin_unlock(&mgr->lock);
+ return IRQ_HANDLED; /* this device caused the interrupt */
+}
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt ans message handling
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __SOUND_PCXHR_CORE_H
+#define __SOUND_PCXHR_CORE_H
+
+struct firmware;
+struct pcxhr_mgr;
+
+/* init and firmware download commands */
+void pcxhr_reset_xilinx_com(struct pcxhr_mgr *mgr);
+void pcxhr_reset_dsp(struct pcxhr_mgr *mgr);
+void pcxhr_enable_dsp(struct pcxhr_mgr *mgr);
+int pcxhr_load_xilinx_binary(struct pcxhr_mgr *mgr, const struct firmware *xilinx, int second);
+int pcxhr_load_eeprom_binary(struct pcxhr_mgr *mgr, const struct firmware *eeprom);
+int pcxhr_load_boot_binary(struct pcxhr_mgr *mgr, const struct firmware *boot);
+int pcxhr_load_dsp_binary(struct pcxhr_mgr *mgr, const struct firmware *dsp);
+
+/* DSP time available on MailBox4 register : 24 bit time samples() */
+#define PCXHR_DSP_TIME_MASK 0x00ffffff
+#define PCXHR_DSP_TIME_INVALID 0x10000000
+
+
+#define PCXHR_SIZE_MAX_CMD 8
+#define PCXHR_SIZE_MAX_STATUS 16
+#define PCXHR_SIZE_MAX_LONG_STATUS 256
+
+struct pcxhr_rmh {
+ u16 cmd_len; /* length of the command to send (WORDs) */
+ u16 stat_len; /* length of the status received (WORDs) */
+ u16 dsp_stat; /* status type, RMP_SSIZE_XXX */
+ u16 cmd_idx; /* index of the command */
+ u32 cmd[PCXHR_SIZE_MAX_CMD];
+ u32 stat[PCXHR_SIZE_MAX_STATUS];
+};
+
+enum {
+ CMD_VERSION, /* cmd_len = 2 stat_len = 1 */
+ CMD_SUPPORTED, /* cmd_len = 1 stat_len = 4 */
+ CMD_TEST_IT, /* cmd_len = 1 stat_len = 1 */
+ CMD_SEND_IRQA, /* cmd_len = 1 stat_len = 0 */
+ CMD_ACCESS_IO_WRITE, /* cmd_len >= 1 stat_len >= 1 */
+ CMD_ACCESS_IO_READ, /* cmd_len >= 1 stat_len >= 1 */
+ CMD_ASYNC, /* cmd_len = 1 stat_len = 1 */
+ CMD_MODIFY_CLOCK, /* cmd_len = 3 stat_len = 0 */
+ CMD_RESYNC_AUDIO_INPUTS, /* cmd_len = 1 stat_len = 0 */
+ CMD_GET_DSP_RESOURCES, /* cmd_len = 1 stat_len = 4 */
+ CMD_SET_TIMER_INTERRUPT, /* cmd_len = 1 stat_len = 0 */
+ CMD_RES_PIPE, /* cmd_len = 2 stat_len = 0 */
+ CMD_FREE_PIPE, /* cmd_len = 1 stat_len = 0 */
+ CMD_CONF_PIPE, /* cmd_len = 2 stat_len = 0 */
+ CMD_STOP_PIPE, /* cmd_len = 1 stat_len = 0 */
+ CMD_PIPE_SAMPLE_COUNT, /* cmd_len = 2 stat_len = 2 */
+ CMD_CAN_START_PIPE, /* cmd_len >= 1 stat_len = 1 */
+ CMD_START_STREAM, /* cmd_len = 2 stat_len = 0 */
+ CMD_STREAM_OUT_LEVEL_ADJUST, /* cmd_len >= 1 stat_len = 0 */
+ CMD_STOP_STREAM, /* cmd_len = 2 stat_len = 0 */
+ CMD_UPDATE_R_BUFFERS, /* cmd_len = 4 stat_len = 0 */
+ CMD_FORMAT_STREAM_OUT, /* cmd_len >= 2 stat_len = 0 */
+ CMD_FORMAT_STREAM_IN, /* cmd_len >= 4 stat_len = 0 */
+ CMD_STREAM_SAMPLE_COUNT, /* cmd_len = 2 stat_len = (2 * nb_stream) */
+ CMD_AUDIO_LEVEL_ADJUST, /* cmd_len = 3 stat_len = 0 */
+ CMD_LAST_INDEX
+};
+
+#define MASK_DSP_WORD 0x00ffffff
+#define MASK_ALL_STREAM 0x00ffffff
+#define MASK_DSP_WORD_LEVEL 0x000001ff
+#define MASK_FIRST_FIELD 0x0000001f
+#define FIELD_SIZE 5
+
+/*
+ init the rmh struct; by default cmd_len is set to 1
+ */
+void pcxhr_init_rmh(struct pcxhr_rmh *rmh, int cmd);
+
+void pcxhr_set_pipe_cmd_params(struct pcxhr_rmh* rmh, int capture, unsigned int param1,
+ unsigned int param2, unsigned int param3);
+
+/*
+ send the rmh
+ */
+int pcxhr_send_msg(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh);
+
+
+/* values used for CMD_ACCESS_IO_WRITE and CMD_ACCESS_IO_READ */
+#define IO_NUM_REG_CONT 0
+#define IO_NUM_REG_GENCLK 1
+#define IO_NUM_REG_MUTE_OUT 2
+#define IO_NUM_SPEED_RATIO 4
+#define IO_NUM_REG_STATUS 5
+#define IO_NUM_REG_CUER 10
+#define IO_NUM_UER_CHIP_REG 11
+#define IO_NUM_REG_OUT_ANA_LEVEL 20
+#define IO_NUM_REG_IN_ANA_LEVEL 21
+
+
+#define REG_CONT_UNMUTE_INPUTS 0x020000
+
+/* parameters used with register IO_NUM_REG_STATUS */
+#define REG_STATUS_OPTIONS 0
+#define REG_STATUS_AES_SYNC 8
+#define REG_STATUS_AES_1 9
+#define REG_STATUS_AES_2 10
+#define REG_STATUS_AES_3 11
+#define REG_STATUS_AES_4 12
+#define REG_STATUS_WORD_CLOCK 13
+#define REG_STATUS_INTER_SYNC 14
+#define REG_STATUS_CURRENT 0x80
+/* results */
+#define REG_STATUS_OPT_NO_VIDEO_SIGNAL 0x01
+#define REG_STATUS_OPT_DAUGHTER_MASK 0x1c
+#define REG_STATUS_OPT_ANALOG_BOARD 0x00
+#define REG_STATUS_OPT_NO_DAUGHTER 0x1c
+#define REG_STATUS_OPT_COMPANION_MASK 0xe0
+#define REG_STATUS_OPT_NO_COMPANION 0xe0
+#define REG_STATUS_SYNC_32000 0x00
+#define REG_STATUS_SYNC_44100 0x01
+#define REG_STATUS_SYNC_48000 0x02
+#define REG_STATUS_SYNC_64000 0x03
+#define REG_STATUS_SYNC_88200 0x04
+#define REG_STATUS_SYNC_96000 0x05
+#define REG_STATUS_SYNC_128000 0x06
+#define REG_STATUS_SYNC_176400 0x07
+#define REG_STATUS_SYNC_192000 0x08
+
+int pcxhr_set_pipe_state(struct pcxhr_mgr *mgr, int playback_mask, int capture_mask, int start);
+
+int pcxhr_write_io_num_reg_cont(struct pcxhr_mgr *mgr, unsigned int mask,
+ unsigned int value, int *changed);
+
+/* codec parameters */
+#define CS8416_RUN 0x200401
+#define CS8416_FORMAT_DETECT 0x200b00
+#define CS8416_CSB0 0x201900
+#define CS8416_CSB1 0x201a00
+#define CS8416_CSB2 0x201b00
+#define CS8416_CSB3 0x201c00
+#define CS8416_CSB4 0x201d00
+#define CS8416_VERSION 0x207f00
+
+#define CS8420_DATA_FLOW_CTL 0x200301
+#define CS8420_CLOCK_SRC_CTL 0x200401
+#define CS8420_RECEIVER_ERRORS 0x201000
+#define CS8420_SRC_RATIO 0x201e00
+#define CS8420_CSB0 0x202000
+#define CS8420_CSB1 0x202100
+#define CS8420_CSB2 0x202200
+#define CS8420_CSB3 0x202300
+#define CS8420_CSB4 0x202400
+#define CS8420_VERSION 0x207f00
+
+#define CS4271_MODE_CTL_1 0x200101
+#define CS4271_DAC_CTL 0x200201
+#define CS4271_VOLMIX 0x200301
+#define CS4271_VOLMUTE_LEFT 0x200401
+#define CS4271_VOLMUTE_RIGHT 0x200501
+#define CS4271_ADC_CTL 0x200601
+#define CS4271_MODE_CTL_2 0x200701
+
+#define CHIP_SIG_AND_MAP_SPI 0xff7f00
+
+/* codec selection */
+#define CS4271_01_CS 0x160018
+#define CS4271_23_CS 0x160019
+#define CS4271_45_CS 0x16001a
+#define CS4271_67_CS 0x16001b
+#define CS4271_89_CS 0x16001c
+#define CS4271_AB_CS 0x16001d
+#define CS8420_01_CS 0x080090
+#define CS8420_23_CS 0x080092
+#define CS8420_45_CS 0x080094
+#define CS8420_67_CS 0x080096
+#define CS8416_01_CS 0x080098
+
+
+/* interrupt handling */
+irqreturn_t pcxhr_interrupt(int irq, void *dev_id, struct pt_regs *regs);
+void pcxhr_msg_tasklet(unsigned long arg);
+
+#endif /* __SOUND_PCXHR_CORE_H */
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * hwdep device manager
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <sound/driver.h>
+#include <linux/interrupt.h>
+#include <linux/vmalloc.h>
+#include <linux/firmware.h>
+#include <linux/pci.h>
+#include <asm/io.h>
+#include <sound/core.h>
+#include <sound/hwdep.h>
+#include "pcxhr.h"
+#include "pcxhr_mixer.h"
+#include "pcxhr_hwdep.h"
+#include "pcxhr_core.h"
+
+
+#if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE)
+#if !defined(CONFIG_USE_PCXHRLOADER) && !defined(CONFIG_SND_PCXHR) /* built-in kernel */
+#define SND_PCXHR_FW_LOADER /* use the standard firmware loader */
+#endif
+#endif
+
+
+/*
+ * get basic information and init pcxhr card
+ */
+
+static int pcxhr_init_board(struct pcxhr_mgr *mgr)
+{
+ int err;
+ struct pcxhr_rmh rmh;
+ int card_streams;
+
+ /* calc the number of all streams used */
+ if (mgr->mono_capture)
+ card_streams = mgr->capture_chips * 2;
+ else
+ card_streams = mgr->capture_chips;
+ card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS;
+
+ /* enable interrupts */
+ pcxhr_enable_dsp(mgr);
+
+ pcxhr_init_rmh(&rmh, CMD_SUPPORTED);
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ /* test 8 or 12 phys out */
+ snd_assert((rmh.stat[0] & MASK_FIRST_FIELD) == mgr->playback_chips*2,
+ return -EINVAL);
+ /* test 8 or 2 phys in */
+ snd_assert(((rmh.stat[0] >> (2*FIELD_SIZE)) & MASK_FIRST_FIELD) ==
+ mgr->capture_chips * 2, return -EINVAL);
+ /* test max nb substream per board */
+ snd_assert((rmh.stat[1] & 0x5F) >= card_streams, return -EINVAL);
+ /* test max nb substream per pipe */
+ snd_assert(((rmh.stat[1]>>7)&0x5F) >= PCXHR_PLAYBACK_STREAMS, return -EINVAL);
+
+ pcxhr_init_rmh(&rmh, CMD_VERSION);
+ /* firmware num for DSP */
+ rmh.cmd[0] |= mgr->firmware_num;
+ /* transfer granularity in samples (should be multiple of 48) */
+ rmh.cmd[1] = (1<<23) + PCXHR_GRANULARITY;
+ rmh.cmd_len = 2;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ snd_printdd("PCXHR DSP version is %d.%d.%d\n",
+ (rmh.stat[0]>>16)&0xff, (rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff);
+ mgr->dsp_version = rmh.stat[0];
+
+ /* get options */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
+ rmh.cmd[0] |= IO_NUM_REG_STATUS;
+ rmh.cmd[1] = REG_STATUS_OPTIONS;
+ rmh.cmd_len = 2;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+
+ if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) == REG_STATUS_OPT_ANALOG_BOARD)
+ mgr->board_has_analog = 1; /* analog addon board available */
+ else
+ /* analog addon board not available -> no support for instance */
+ return -EINVAL;
+
+ /* unmute inputs */
+ err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS,
+ REG_CONT_UNMUTE_INPUTS, NULL);
+ if (err)
+ return err;
+ /* unmute outputs */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); /* a write to IO_NUM_REG_MUTE_OUT mutes! */
+ rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
+ err = pcxhr_send_msg(mgr, &rmh);
+ return err;
+}
+
+void pcxhr_reset_board(struct pcxhr_mgr *mgr)
+{
+ struct pcxhr_rmh rmh;
+
+ if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
+ /* mute outputs */
+ /* a read to IO_NUM_REG_MUTE_OUT register unmutes! */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
+ pcxhr_send_msg(mgr, &rmh);
+ /* mute inputs */
+ pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, 0, NULL);
+ }
+ /* reset pcxhr dsp */
+ if (mgr->dsp_loaded & ( 1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX))
+ pcxhr_reset_dsp(mgr);
+ /* reset second xilinx */
+ if (mgr->dsp_loaded & ( 1 << PCXHR_FIRMWARE_XLX_COM_INDEX))
+ pcxhr_reset_xilinx_com(mgr);
+ return;
+}
+
+
+/*
+ * allocate a playback/capture pipe (pcmp0/pcmc0)
+ */
+static int pcxhr_dsp_allocate_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe,
+ int is_capture, int pin)
+{
+ int stream_count, audio_count;
+ int err;
+ struct pcxhr_rmh rmh;
+
+ if (is_capture) {
+ stream_count = 1;
+ if (mgr->mono_capture)
+ audio_count = 1;
+ else
+ audio_count = 2;
+ } else {
+ stream_count = PCXHR_PLAYBACK_STREAMS;
+ audio_count = 2; /* always stereo */
+ }
+ snd_printdd("snd_add_ref_pipe pin(%d) pcm%c0\n", pin, is_capture ? 'c' : 'p');
+ pipe->is_capture = is_capture;
+ pipe->first_audio = pin;
+ /* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */
+ pcxhr_init_rmh(&rmh, CMD_RES_PIPE);
+ pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin, audio_count, stream_count);
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0) {
+ snd_printk(KERN_ERR "error pipe allocation (CMD_RES_PIPE) err=%x!\n", err );
+ return err;
+ }
+ pipe->status = PCXHR_PIPE_DEFINED;
+
+ return 0;
+}
+
+/*
+ * free playback/capture pipe (pcmp0/pcmc0)
+ */
+#if 0
+static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe)
+{
+ struct pcxhr_rmh rmh;
+ int capture_mask = 0;
+ int playback_mask = 0;
+ int err = 0;
+
+ if (pipe->is_capture)
+ capture_mask = (1 << pipe->first_audio);
+ else
+ playback_mask = (1 << pipe->first_audio);
+
+ /* stop one pipe */
+ err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0);
+ if (err < 0)
+ snd_printk(KERN_ERR "error stopping pipe!\n");
+ /* release the pipe */
+ pcxhr_init_rmh(&rmh, CMD_FREE_PIPE);
+ pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio, 0, 0);
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0)
+ snd_printk(KERN_ERR "error pipe release (CMD_FREE_PIPE) err(%x)\n", err);
+ pipe->status = PCXHR_PIPE_UNDEFINED;
+ return err;
+}
+#endif
+
+
+static int pcxhr_config_pipes(struct pcxhr_mgr *mgr)
+{
+ int err, i, j;
+ struct snd_pcxhr *chip;
+ struct pcxhr_pipe *pipe;
+
+ /* allocate the pipes on the dsp */
+ for (i = 0; i < mgr->num_cards; i++) {
+ chip = mgr->chip[i];
+ if (chip->nb_streams_play) {
+ pipe = &chip->playback_pipe;
+ err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2);
+ if (err)
+ return err;
+ for(j = 0; j < chip->nb_streams_play; j++)
+ chip->playback_stream[j].pipe = pipe;
+ }
+ for (j = 0; j < chip->nb_streams_capt; j++) {
+ pipe = &chip->capture_pipe[j];
+ err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j);
+ if (err)
+ return err;
+ chip->capture_stream[j].pipe = pipe;
+ }
+ }
+ return 0;
+}
+
+static int pcxhr_start_pipes(struct pcxhr_mgr *mgr)
+{
+ int i, j;
+ struct snd_pcxhr *chip;
+ int playback_mask = 0;
+ int capture_mask = 0;
+
+ /* start all the pipes on the dsp */
+ for (i = 0; i < mgr->num_cards; i++) {
+ chip = mgr->chip[i];
+ if (chip->nb_streams_play)
+ playback_mask |= (1 << chip->playback_pipe.first_audio);
+ for (j = 0; j < chip->nb_streams_capt; j++)
+ capture_mask |= (1 << chip->capture_pipe[j].first_audio);
+ }
+ return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1);
+}
+
+
+static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index, const struct firmware *dsp)
+{
+ int err, card_index;
+
+ snd_printdd("loading dsp [%d] size = %Zd\n", index, dsp->size);
+
+ switch (index) {
+ case PCXHR_FIRMWARE_XLX_INT_INDEX:
+ pcxhr_reset_xilinx_com(mgr);
+ return pcxhr_load_xilinx_binary(mgr, dsp, 0);
+
+ case PCXHR_FIRMWARE_XLX_COM_INDEX:
+ pcxhr_reset_xilinx_com(mgr);
+ return pcxhr_load_xilinx_binary(mgr, dsp, 1);
+
+ case PCXHR_FIRMWARE_DSP_EPRM_INDEX:
+ pcxhr_reset_dsp(mgr);
+ return pcxhr_load_eeprom_binary(mgr, dsp);
+
+ case PCXHR_FIRMWARE_DSP_BOOT_INDEX:
+ return pcxhr_load_boot_binary(mgr, dsp);
+
+ case PCXHR_FIRMWARE_DSP_MAIN_INDEX:
+ err = pcxhr_load_dsp_binary(mgr, dsp);
+ if (err)
+ return err;
+ break; /* continue with first init */
+ default:
+ snd_printk(KERN_ERR "wrong file index\n");
+ return -EFAULT;
+ } /* end of switch file index*/
+
+ /* first communication with embedded */
+ err = pcxhr_init_board(mgr);
+ if (err < 0) {
+ snd_printk(KERN_ERR "pcxhr could not be set up\n");
+ return err;
+ }
+ err = pcxhr_config_pipes(mgr);
+ if (err < 0) {
+ snd_printk(KERN_ERR "pcxhr pipes could not be set up\n");
+ return err;
+ }
+ /* create devices and mixer in accordance with HW options*/
+ for (card_index = 0; card_index < mgr->num_cards; card_index++) {
+ struct snd_pcxhr *chip = mgr->chip[card_index];
+
+ if ((err = pcxhr_create_pcm(chip)) < 0)
+ return err;
+
+ if (card_index == 0) {
+ if ((err = pcxhr_create_mixer(chip->mgr)) < 0)
+ return err;
+ }
+ if ((err = snd_card_register(chip->card)) < 0)
+ return err;
+ }
+ err = pcxhr_start_pipes(mgr);
+ if (err < 0) {
+ snd_printk(KERN_ERR "pcxhr pipes could not be started\n");
+ return err;
+ }
+ snd_printdd("pcxhr firmware downloaded and successfully set up\n");
+
+ return 0;
+}
+
+/*
+ * fw loader entry
+ */
+#ifdef SND_PCXHR_FW_LOADER
+
+int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
+{
+ static char *fw_files[5] = {
+ "xi_1_882.dat",
+ "xc_1_882.dat",
+ "e321_512.e56",
+ "b321_512.b56",
+ "d321_512.d56"
+ };
+ char path[32];
+
+ const struct firmware *fw_entry;
+ int i, err;
+
+ for (i = 0; i < ARRAY_SIZE(fw_files); i++) {
+ sprintf(path, "pcxhr/%s", fw_files[i]);
+ if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
+ snd_printk(KERN_ERR "pcxhr: can't load firmware %s\n", path);
+ return -ENOENT;
+ }
+ /* fake hwdep dsp record */
+ err = pcxhr_dsp_load(mgr, i, fw_entry);
+ release_firmware(fw_entry);
+ if (err < 0)
+ return err;
+ mgr->dsp_loaded |= 1 << i;
+ }
+ return 0;
+}
+
+#else /* old style firmware loading */
+
+/* pcxhr hwdep interface id string */
+#define PCXHR_HWDEP_ID "pcxhr loader"
+
+
+static int pcxhr_hwdep_dsp_status(struct snd_hwdep *hw,
+ struct snd_hwdep_dsp_status *info)
+{
+ strcpy(info->id, "pcxhr");
+ info->num_dsps = PCXHR_FIRMWARE_FILES_MAX_INDEX;
+
+ if (hw->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX))
+ info->chip_ready = 1;
+
+ info->version = PCXHR_DRIVER_VERSION;
+ return 0;
+}
+
+static int pcxhr_hwdep_dsp_load(struct snd_hwdep *hw,
+ struct snd_hwdep_dsp_image *dsp)
+{
+ struct pcxhr_mgr *mgr = hw->private_data;
+ int err;
+ struct firmware fw;
+
+ fw.size = dsp->length;
+ fw.data = vmalloc(fw.size);
+ if (! fw.data) {
+ snd_printk(KERN_ERR "pcxhr: cannot allocate dsp image (%d bytes)\n",
+ fw.size);
+ return -ENOMEM;
+ }
+ if (copy_from_user(fw.data, dsp->image, dsp->length)) {
+ vfree(fw.data);
+ return -EFAULT;
+ }
+ err = pcxhr_dsp_load(mgr, dsp->index, &fw);
+ vfree(fw.data);
+ if (err < 0)
+ return err;
+ mgr->dsp_loaded |= 1 << dsp->index;
+ return 0;
+}
+
+static int pcxhr_hwdep_open(struct snd_hwdep *hw, struct file *file)
+{
+ return 0;
+}
+
+static int pcxhr_hwdep_release(struct snd_hwdep *hw, struct file *file)
+{
+ return 0;
+}
+
+int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
+{
+ int err;
+ struct snd_hwdep *hw;
+
+ /* only create hwdep interface for first cardX (see "index" module parameter)*/
+ if ((err = snd_hwdep_new(mgr->chip[0]->card, PCXHR_HWDEP_ID, 0, &hw)) < 0)
+ return err;
+
+ hw->iface = SNDRV_HWDEP_IFACE_PCXHR;
+ hw->private_data = mgr;
+ hw->ops.open = pcxhr_hwdep_open;
+ hw->ops.release = pcxhr_hwdep_release;
+ hw->ops.dsp_status = pcxhr_hwdep_dsp_status;
+ hw->ops.dsp_load = pcxhr_hwdep_dsp_load;
+ hw->exclusive = 1;
+ mgr->dsp_loaded = 0;
+ sprintf(hw->name, PCXHR_HWDEP_ID);
+
+ if ((err = snd_card_register(mgr->chip[0]->card)) < 0)
+ return err;
+ return 0;
+}
+
+#endif /* SND_PCXHR_FW_LOADER */
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * definitions and makros for basic card access
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __SOUND_PCXHR_HWDEP_H
+#define __SOUND_PCXHR_HWDEP_H
+
+
+/* firmware status codes */
+#define PCXHR_FIRMWARE_XLX_INT_INDEX 0
+#define PCXHR_FIRMWARE_XLX_COM_INDEX 1
+#define PCXHR_FIRMWARE_DSP_EPRM_INDEX 2
+#define PCXHR_FIRMWARE_DSP_BOOT_INDEX 3
+#define PCXHR_FIRMWARE_DSP_MAIN_INDEX 4
+#define PCXHR_FIRMWARE_FILES_MAX_INDEX 5
+
+
+/* exported */
+int pcxhr_setup_firmware(struct pcxhr_mgr *mgr);
+void pcxhr_reset_board(struct pcxhr_mgr *mgr);
+
+#endif /* __SOUND_PCXHR_HWDEP_H */
--- /dev/null
+#define __NO_VERSION__
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * mixer callbacks
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <sound/driver.h>
+#include <linux/time.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <sound/core.h>
+#include "pcxhr.h"
+#include "pcxhr_hwdep.h"
+#include "pcxhr_core.h"
+#include <sound/control.h>
+#include <sound/asoundef.h>
+#include "pcxhr_mixer.h"
+
+
+#define PCXHR_ANALOG_CAPTURE_LEVEL_MIN 0 /* -96.0 dB */
+#define PCXHR_ANALOG_CAPTURE_LEVEL_MAX 255 /* +31.5 dB */
+#define PCXHR_ANALOG_CAPTURE_ZERO_LEVEL 224 /* +16.0 dB ( +31.5 dB - fix level +15.5 dB ) */
+
+#define PCXHR_ANALOG_PLAYBACK_LEVEL_MIN 0 /* -128.0 dB */
+#define PCXHR_ANALOG_PLAYBACK_LEVEL_MAX 128 /* 0.0 dB */
+#define PCXHR_ANALOG_PLAYBACK_ZERO_LEVEL 104 /* -24.0 dB ( 0.0 dB - fix level +24.0 dB ) */
+
+static int pcxhr_update_analog_audio_level(struct snd_pcxhr *chip, int is_capture, int channel)
+{
+ int err, vol;
+ struct pcxhr_rmh rmh;
+
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ if (is_capture) {
+ rmh.cmd[0] |= IO_NUM_REG_IN_ANA_LEVEL;
+ rmh.cmd[2] = chip->analog_capture_volume[channel];
+ } else {
+ rmh.cmd[0] |= IO_NUM_REG_OUT_ANA_LEVEL;
+ if (chip->analog_playback_active[channel])
+ vol = chip->analog_playback_volume[channel];
+ else
+ vol = PCXHR_ANALOG_PLAYBACK_LEVEL_MIN;
+ rmh.cmd[2] = PCXHR_ANALOG_PLAYBACK_LEVEL_MAX - vol; /* playback analog levels are inversed */
+ }
+ rmh.cmd[1] = 1 << ((2 * chip->chip_idx) + channel); /* audio mask */
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err < 0) {
+ snd_printk(KERN_DEBUG "error update_analog_audio_level card(%d) "
+ "is_capture(%d) err(%x)\n", chip->chip_idx, is_capture, err);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+/*
+ * analog level control
+ */
+static int pcxhr_analog_vol_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ if (kcontrol->private_value == 0) { /* playback */
+ uinfo->value.integer.min = PCXHR_ANALOG_PLAYBACK_LEVEL_MIN; /* -128 dB */
+ uinfo->value.integer.max = PCXHR_ANALOG_PLAYBACK_LEVEL_MAX; /* 0 dB */
+ } else { /* capture */
+ uinfo->value.integer.min = PCXHR_ANALOG_CAPTURE_LEVEL_MIN; /* -96 dB */
+ uinfo->value.integer.max = PCXHR_ANALOG_CAPTURE_LEVEL_MAX; /* 31.5 dB */
+ }
+ return 0;
+}
+
+static int pcxhr_analog_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ down(&chip->mgr->mixer_mutex);
+ if (kcontrol->private_value == 0) { /* playback */
+ ucontrol->value.integer.value[0] = chip->analog_playback_volume[0];
+ ucontrol->value.integer.value[1] = chip->analog_playback_volume[1];
+ } else { /* capture */
+ ucontrol->value.integer.value[0] = chip->analog_capture_volume[0];
+ ucontrol->value.integer.value[1] = chip->analog_capture_volume[1];
+ }
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_analog_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ int is_capture, i;
+
+ down(&chip->mgr->mixer_mutex);
+ is_capture = (kcontrol->private_value != 0);
+ for (i = 0; i < 2; i++) {
+ int new_volume = ucontrol->value.integer.value[i];
+ int* stored_volume = is_capture ? &chip->analog_capture_volume[i] :
+ &chip->analog_playback_volume[i];
+ if (*stored_volume != new_volume) {
+ *stored_volume = new_volume;
+ changed = 1;
+ pcxhr_update_analog_audio_level(chip, is_capture, i);
+ }
+ }
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new pcxhr_control_analog_level = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ /* name will be filled later */
+ .info = pcxhr_analog_vol_info,
+ .get = pcxhr_analog_vol_get,
+ .put = pcxhr_analog_vol_put,
+};
+
+/* shared */
+static int pcxhr_sw_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0;
+ uinfo->value.integer.max = 1;
+ return 0;
+}
+
+static int pcxhr_audio_sw_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+
+ down(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->analog_playback_active[0];
+ ucontrol->value.integer.value[1] = chip->analog_playback_active[1];
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_audio_sw_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int i, changed = 0;
+ down(&chip->mgr->mixer_mutex);
+ for(i = 0; i < 2; i++) {
+ if (chip->analog_playback_active[i] != ucontrol->value.integer.value[i]) {
+ chip->analog_playback_active[i] = ucontrol->value.integer.value[i];
+ changed = 1;
+ pcxhr_update_analog_audio_level(chip, 0, i); /* update playback levels */
+ }
+ }
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new pcxhr_control_output_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Master Playback Switch",
+ .info = pcxhr_sw_info, /* shared */
+ .get = pcxhr_audio_sw_get,
+ .put = pcxhr_audio_sw_put
+};
+
+
+#define PCXHR_DIGITAL_LEVEL_MIN 0x000 /* -110 dB */
+#define PCXHR_DIGITAL_LEVEL_MAX 0x1ff /* +18 dB */
+#define PCXHR_DIGITAL_ZERO_LEVEL 0x1b7 /* 0 dB */
+
+
+#define MORE_THAN_ONE_STREAM_LEVEL 0x000001
+#define VALID_STREAM_PAN_LEVEL_MASK 0x800000
+#define VALID_STREAM_LEVEL_MASK 0x400000
+#define VALID_STREAM_LEVEL_1_MASK 0x200000
+#define VALID_STREAM_LEVEL_2_MASK 0x100000
+
+static int pcxhr_update_playback_stream_level(struct snd_pcxhr* chip, int idx)
+{
+ int err;
+ struct pcxhr_rmh rmh;
+ struct pcxhr_pipe *pipe = &chip->playback_pipe;
+ int left, right;
+
+ if (chip->digital_playback_active[idx][0])
+ left = chip->digital_playback_volume[idx][0];
+ else
+ left = PCXHR_DIGITAL_LEVEL_MIN;
+ if (chip->digital_playback_active[idx][1])
+ right = chip->digital_playback_volume[idx][1];
+ else
+ right = PCXHR_DIGITAL_LEVEL_MIN;
+
+ pcxhr_init_rmh(&rmh, CMD_STREAM_OUT_LEVEL_ADJUST);
+ /* add pipe and stream mask */
+ pcxhr_set_pipe_cmd_params(&rmh, 0, pipe->first_audio, 0, 1<<idx);
+ /* volume left->left / right->right panoramic level */
+ rmh.cmd[0] |= MORE_THAN_ONE_STREAM_LEVEL;
+ rmh.cmd[2] = VALID_STREAM_PAN_LEVEL_MASK | VALID_STREAM_LEVEL_1_MASK;
+ rmh.cmd[2] |= (left << 10);
+ rmh.cmd[3] = VALID_STREAM_PAN_LEVEL_MASK | VALID_STREAM_LEVEL_2_MASK;
+ rmh.cmd[3] |= right;
+ rmh.cmd_len = 4;
+
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err < 0) {
+ snd_printk(KERN_DEBUG "error update_playback_stream_level "
+ "card(%d) err(%x)\n", chip->chip_idx, err);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+#define AUDIO_IO_HAS_MUTE_LEVEL 0x400000
+#define AUDIO_IO_HAS_MUTE_MONITOR_1 0x200000
+#define VALID_AUDIO_IO_DIGITAL_LEVEL 0x000001
+#define VALID_AUDIO_IO_MONITOR_LEVEL 0x000002
+#define VALID_AUDIO_IO_MUTE_LEVEL 0x000004
+#define VALID_AUDIO_IO_MUTE_MONITOR_1 0x000008
+
+static int pcxhr_update_audio_pipe_level(struct snd_pcxhr* chip, int capture, int channel)
+{
+ int err;
+ struct pcxhr_rmh rmh;
+ struct pcxhr_pipe *pipe;
+
+ if (capture)
+ pipe = &chip->capture_pipe[0];
+ else
+ pipe = &chip->playback_pipe;
+
+ pcxhr_init_rmh(&rmh, CMD_AUDIO_LEVEL_ADJUST);
+ /* add channel mask */
+ pcxhr_set_pipe_cmd_params(&rmh, capture, 0, 0, 1 << (channel + pipe->first_audio));
+ /* TODO : if mask (3 << pipe->first_audio) is used, left and right channel
+ * will be programmed to the same params
+ */
+ if (capture) {
+ rmh.cmd[0] |= VALID_AUDIO_IO_DIGITAL_LEVEL;
+ /* VALID_AUDIO_IO_MUTE_LEVEL not yet handled (capture pipe level) */
+ rmh.cmd[2] = chip->digital_capture_volume[channel];
+ } else {
+ rmh.cmd[0] |= VALID_AUDIO_IO_MONITOR_LEVEL | VALID_AUDIO_IO_MUTE_MONITOR_1;
+ /* VALID_AUDIO_IO_DIGITAL_LEVEL and VALID_AUDIO_IO_MUTE_LEVEL not yet
+ * handled (playback pipe level)
+ */
+ rmh.cmd[2] = chip->monitoring_volume[channel] << 10;
+ if (chip->monitoring_active[channel] == 0)
+ rmh.cmd[2] |= AUDIO_IO_HAS_MUTE_MONITOR_1;
+ }
+ rmh.cmd_len = 3;
+
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if(err<0) {
+ snd_printk(KERN_DEBUG "error update_audio_level card(%d) err(%x)\n",
+ chip->chip_idx, err);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+
+/* shared */
+static int pcxhr_digital_vol_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = PCXHR_DIGITAL_LEVEL_MIN; /* -109.5 dB */
+ uinfo->value.integer.max = PCXHR_DIGITAL_LEVEL_MAX; /* 18.0 dB */
+ return 0;
+}
+
+
+static int pcxhr_pcm_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
+ int *stored_volume;
+ int is_capture = kcontrol->private_value;
+
+ down(&chip->mgr->mixer_mutex);
+ if (is_capture)
+ stored_volume = chip->digital_capture_volume; /* digital capture */
+ else
+ stored_volume = chip->digital_playback_volume[idx]; /* digital playback */
+ ucontrol->value.integer.value[0] = stored_volume[0];
+ ucontrol->value.integer.value[1] = stored_volume[1];
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_pcm_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
+ int changed = 0;
+ int is_capture = kcontrol->private_value;
+ int *stored_volume;
+ int i;
+
+ down(&chip->mgr->mixer_mutex);
+ if (is_capture)
+ stored_volume = chip->digital_capture_volume; /* digital capture */
+ else
+ stored_volume = chip->digital_playback_volume[idx]; /* digital playback */
+ for (i = 0; i < 2; i++) {
+ if (stored_volume[i] != ucontrol->value.integer.value[i]) {
+ stored_volume[i] = ucontrol->value.integer.value[i];
+ changed = 1;
+ if (is_capture) /* update capture volume */
+ pcxhr_update_audio_pipe_level(chip, 1, i);
+ }
+ }
+ if (! is_capture && changed)
+ pcxhr_update_playback_stream_level(chip, idx); /* update playback volume */
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new snd_pcxhr_pcm_vol =
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ /* name will be filled later */
+ /* count will be filled later */
+ .info = pcxhr_digital_vol_info, /* shared */
+ .get = pcxhr_pcm_vol_get,
+ .put = pcxhr_pcm_vol_put,
+};
+
+
+static int pcxhr_pcm_sw_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
+
+ down(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->digital_playback_active[idx][0];
+ ucontrol->value.integer.value[1] = chip->digital_playback_active[idx][1];
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_pcm_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
+ int i, j;
+
+ down(&chip->mgr->mixer_mutex);
+ j = idx;
+ for (i = 0; i < 2; i++) {
+ if (chip->digital_playback_active[j][i] != ucontrol->value.integer.value[i]) {
+ chip->digital_playback_active[j][i] = ucontrol->value.integer.value[i];
+ changed = 1;
+ }
+ }
+ if (changed)
+ pcxhr_update_playback_stream_level(chip, idx);
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new pcxhr_control_pcm_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "PCM Playback Switch",
+ .count = PCXHR_PLAYBACK_STREAMS,
+ .info = pcxhr_sw_info, /* shared */
+ .get = pcxhr_pcm_sw_get,
+ .put = pcxhr_pcm_sw_put
+};
+
+
+/*
+ * monitoring level control
+ */
+
+static int pcxhr_monitor_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ down(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->monitoring_volume[0];
+ ucontrol->value.integer.value[1] = chip->monitoring_volume[1];
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_monitor_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ int i;
+
+ down(&chip->mgr->mixer_mutex);
+ for (i = 0; i < 2; i++) {
+ if (chip->monitoring_volume[i] != ucontrol->value.integer.value[i]) {
+ chip->monitoring_volume[i] = ucontrol->value.integer.value[i];
+ if(chip->monitoring_active[i]) /* do only when monitoring is unmuted */
+ /* update monitoring volume and mute */
+ pcxhr_update_audio_pipe_level(chip, 0, i);
+ changed = 1;
+ }
+ }
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new pcxhr_control_monitor_vol = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Monitoring Volume",
+ .info = pcxhr_digital_vol_info, /* shared */
+ .get = pcxhr_monitor_vol_get,
+ .put = pcxhr_monitor_vol_put,
+};
+
+/*
+ * monitoring switch control
+ */
+
+static int pcxhr_monitor_sw_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ down(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->monitoring_active[0];
+ ucontrol->value.integer.value[1] = chip->monitoring_active[1];
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_monitor_sw_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ int i;
+
+ down(&chip->mgr->mixer_mutex);
+ for (i = 0; i < 2; i++) {
+ if (chip->monitoring_active[i] != ucontrol->value.integer.value[i]) {
+ chip->monitoring_active[i] = ucontrol->value.integer.value[i];
+ changed |= (1<<i); /* mask 0x01 and 0x02 */
+ }
+ }
+ if(changed & 0x01)
+ /* update left monitoring volume and mute */
+ pcxhr_update_audio_pipe_level(chip, 0, 0);
+ if(changed & 0x02)
+ /* update right monitoring volume and mute */
+ pcxhr_update_audio_pipe_level(chip, 0, 1);
+
+ up(&chip->mgr->mixer_mutex);
+ return (changed != 0);
+}
+
+static struct snd_kcontrol_new pcxhr_control_monitor_sw = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Monitoring Switch",
+ .info = pcxhr_sw_info, /* shared */
+ .get = pcxhr_monitor_sw_get,
+ .put = pcxhr_monitor_sw_put
+};
+
+
+
+/*
+ * audio source select
+ */
+#define PCXHR_SOURCE_AUDIO01_UER 0x000100
+#define PCXHR_SOURCE_AUDIO01_SYNC 0x000200
+#define PCXHR_SOURCE_AUDIO23_UER 0x000400
+#define PCXHR_SOURCE_AUDIO45_UER 0x001000
+#define PCXHR_SOURCE_AUDIO67_UER 0x040000
+
+static int pcxhr_set_audio_source(struct snd_pcxhr* chip)
+{
+ struct pcxhr_rmh rmh;
+ unsigned int mask, reg;
+ unsigned int codec;
+ int err, use_src, changed;
+
+ switch (chip->chip_idx) {
+ case 0 : mask = PCXHR_SOURCE_AUDIO01_UER; codec = CS8420_01_CS; break;
+ case 1 : mask = PCXHR_SOURCE_AUDIO23_UER; codec = CS8420_23_CS; break;
+ case 2 : mask = PCXHR_SOURCE_AUDIO45_UER; codec = CS8420_45_CS; break;
+ case 3 : mask = PCXHR_SOURCE_AUDIO67_UER; codec = CS8420_67_CS; break;
+ default: return -EINVAL;
+ }
+ reg = 0; /* audio source from analog plug */
+ use_src = 0; /* do not activate codec SRC */
+
+ if (chip->audio_capture_source != 0) {
+ reg = mask; /* audio source from digital plug */
+ if (chip->audio_capture_source == 2)
+ use_src = 1;
+ }
+ /* set the input source */
+ pcxhr_write_io_num_reg_cont(chip->mgr, mask, reg, &changed);
+ /* resync them (otherwise channel inversion possible) */
+ if (changed) {
+ pcxhr_init_rmh(&rmh, CMD_RESYNC_AUDIO_INPUTS);
+ rmh.cmd[0] |= (1 << chip->chip_idx);
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ return err;
+ }
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); /* set codec SRC on off */
+ rmh.cmd_len = 3;
+ rmh.cmd[0] |= IO_NUM_UER_CHIP_REG;
+ rmh.cmd[1] = codec;
+ rmh.cmd[2] = (CS8420_DATA_FLOW_CTL & CHIP_SIG_AND_MAP_SPI) | (use_src ? 0x41 : 0x54);
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if(err)
+ return err;
+ rmh.cmd[2] = (CS8420_CLOCK_SRC_CTL & CHIP_SIG_AND_MAP_SPI) | (use_src ? 0x41 : 0x49);
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ return err;
+}
+
+static int pcxhr_audio_src_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static char *texts[3] = {"Analog", "Digital", "Digi+SRC"};
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = 3;
+ if (uinfo->value.enumerated.item > 2)
+ uinfo->value.enumerated.item = 2;
+ strcpy(uinfo->value.enumerated.name,
+ texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+
+static int pcxhr_audio_src_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ ucontrol->value.enumerated.item[0] = chip->audio_capture_source;
+ return 0;
+}
+
+static int pcxhr_audio_src_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int ret = 0;
+
+ down(&chip->mgr->mixer_mutex);
+ if (chip->audio_capture_source != ucontrol->value.enumerated.item[0]) {
+ chip->audio_capture_source = ucontrol->value.enumerated.item[0];
+ pcxhr_set_audio_source(chip);
+ ret = 1;
+ }
+ up(&chip->mgr->mixer_mutex);
+ return ret;
+}
+
+static struct snd_kcontrol_new pcxhr_control_audio_src = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Capture Source",
+ .info = pcxhr_audio_src_info,
+ .get = pcxhr_audio_src_get,
+ .put = pcxhr_audio_src_put,
+};
+
+
+/*
+ * clock type selection
+ * enum pcxhr_clock_type {
+ * PCXHR_CLOCK_TYPE_INTERNAL = 0,
+ * PCXHR_CLOCK_TYPE_WORD_CLOCK,
+ * PCXHR_CLOCK_TYPE_AES_SYNC,
+ * PCXHR_CLOCK_TYPE_AES_1,
+ * PCXHR_CLOCK_TYPE_AES_2,
+ * PCXHR_CLOCK_TYPE_AES_3,
+ * PCXHR_CLOCK_TYPE_AES_4,
+ * };
+ */
+
+static int pcxhr_clock_type_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static char *texts[7] = {
+ "Internal", "WordClock", "AES Sync", "AES 1", "AES 2", "AES 3", "AES 4"
+ };
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ int clock_items = 3 + mgr->capture_chips;
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = clock_items;
+ if (uinfo->value.enumerated.item >= clock_items)
+ uinfo->value.enumerated.item = clock_items-1;
+ strcpy(uinfo->value.enumerated.name,
+ texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+
+static int pcxhr_clock_type_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ ucontrol->value.enumerated.item[0] = mgr->use_clock_type;
+ return 0;
+}
+
+static int pcxhr_clock_type_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ int rate, ret = 0;
+
+ down(&mgr->mixer_mutex);
+ if (mgr->use_clock_type != ucontrol->value.enumerated.item[0]) {
+ down(&mgr->setup_mutex);
+ mgr->use_clock_type = ucontrol->value.enumerated.item[0];
+ if (mgr->use_clock_type)
+ pcxhr_get_external_clock(mgr, mgr->use_clock_type, &rate);
+ else
+ rate = mgr->sample_rate;
+ if (rate) {
+ pcxhr_set_clock(mgr, rate);
+ if (mgr->sample_rate)
+ mgr->sample_rate = rate;
+ }
+ up(&mgr->setup_mutex);
+ ret = 1; /* return 1 even if the set was not done. ok ? */
+ }
+ up(&mgr->mixer_mutex);
+ return ret;
+}
+
+static struct snd_kcontrol_new pcxhr_control_clock_type = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Clock Mode",
+ .info = pcxhr_clock_type_info,
+ .get = pcxhr_clock_type_get,
+ .put = pcxhr_clock_type_put,
+};
+
+/*
+ * clock rate control
+ * specific control that scans the sample rates on the external plugs
+ */
+static int pcxhr_clock_rate_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 3 + mgr->capture_chips;
+ uinfo->value.integer.min = 0; /* clock not present */
+ uinfo->value.integer.max = 192000; /* max sample rate 192 kHz */
+ return 0;
+}
+
+static int pcxhr_clock_rate_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ int i, err, rate;
+
+ down(&mgr->mixer_mutex);
+ for(i = 0; i < 3 + mgr->capture_chips; i++) {
+ if (i == PCXHR_CLOCK_TYPE_INTERNAL)
+ rate = mgr->sample_rate_real;
+ else {
+ err = pcxhr_get_external_clock(mgr, i, &rate);
+ if (err)
+ break;
+ }
+ ucontrol->value.integer.value[i] = rate;
+ }
+ up(&mgr->mixer_mutex);
+ return 0;
+}
+
+static struct snd_kcontrol_new pcxhr_control_clock_rate = {
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_CARD,
+ .name = "Clock Rates",
+ .info = pcxhr_clock_rate_info,
+ .get = pcxhr_clock_rate_get,
+};
+
+/*
+ * IEC958 status bits
+ */
+static int pcxhr_iec958_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958;
+ uinfo->count = 1;
+ return 0;
+}
+
+static int pcxhr_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx, unsigned char* aes_bits)
+{
+ int i, err;
+ unsigned char temp;
+ struct pcxhr_rmh rmh;
+
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
+ rmh.cmd[0] |= IO_NUM_UER_CHIP_REG;
+ switch (chip->chip_idx) {
+ case 0: rmh.cmd[1] = CS8420_01_CS; break; /* use CS8416_01_CS for AES SYNC plug */
+ case 1: rmh.cmd[1] = CS8420_23_CS; break;
+ case 2: rmh.cmd[1] = CS8420_45_CS; break;
+ case 3: rmh.cmd[1] = CS8420_67_CS; break;
+ default: return -EINVAL;
+ }
+ switch (aes_idx) {
+ case 0: rmh.cmd[2] = CS8420_CSB0; break; /* use CS8416_CSBx for AES SYNC plug */
+ case 1: rmh.cmd[2] = CS8420_CSB1; break;
+ case 2: rmh.cmd[2] = CS8420_CSB2; break;
+ case 3: rmh.cmd[2] = CS8420_CSB3; break;
+ case 4: rmh.cmd[2] = CS8420_CSB4; break;
+ default: return -EINVAL;
+ }
+ rmh.cmd[1] &= 0x0fffff; /* size and code the chip id for the fpga */
+ rmh.cmd[2] &= CHIP_SIG_AND_MAP_SPI; /* chip signature + map for spi read */
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ return err;
+ temp = 0;
+ for (i = 0; i < 8; i++) {
+ /* attention : reversed bit order (not with CS8416_01_CS) */
+ temp <<= 1;
+ if (rmh.stat[1] & (1 << i))
+ temp |= 1;
+ }
+ snd_printdd("read iec958 AES %d byte %d = 0x%x\n", chip->chip_idx, aes_idx, temp);
+ *aes_bits = temp;
+ return 0;
+}
+
+static int pcxhr_iec958_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ unsigned char aes_bits;
+ int i, err;
+
+ down(&chip->mgr->mixer_mutex);
+ for(i = 0; i < 5; i++) {
+ if (kcontrol->private_value == 0) /* playback */
+ aes_bits = chip->aes_bits[i];
+ else { /* capture */
+ err = pcxhr_iec958_capture_byte(chip, i, &aes_bits);
+ if (err)
+ break;
+ }
+ ucontrol->value.iec958.status[i] = aes_bits;
+ }
+ up(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int pcxhr_iec958_mask_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ int i;
+ for (i = 0; i < 5; i++)
+ ucontrol->value.iec958.status[i] = 0xff;
+ return 0;
+}
+
+static int pcxhr_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx, unsigned char aes_bits)
+{
+ int i, err, cmd;
+ unsigned char new_bits = aes_bits;
+ unsigned char old_bits = chip->aes_bits[aes_idx];
+ struct pcxhr_rmh rmh;
+
+ for (i = 0; i < 8; i++) {
+ if ((old_bits & 0x01) != (new_bits & 0x01)) {
+ cmd = chip->chip_idx & 0x03; /* chip index 0..3 */
+ if(chip->chip_idx > 3)
+ /* new bit used if chip_idx>3 (PCX1222HR) */
+ cmd |= 1 << 22;
+ cmd |= ((aes_idx << 3) + i) << 2; /* add bit offset */
+ cmd |= (new_bits & 0x01) << 23; /* add bit value */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ rmh.cmd[0] |= IO_NUM_REG_CUER;
+ rmh.cmd[1] = cmd;
+ rmh.cmd_len = 2;
+ snd_printdd("write iec958 AES %d byte %d bit %d (cmd %x)\n",
+ chip->chip_idx, aes_idx, i, cmd);
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ return err;
+ }
+ old_bits >>= 1;
+ new_bits >>= 1;
+ }
+ chip->aes_bits[aes_idx] = aes_bits;
+ return 0;
+}
+
+static int pcxhr_iec958_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int i, changed = 0;
+
+ /* playback */
+ down(&chip->mgr->mixer_mutex);
+ for (i = 0; i < 5; i++) {
+ if (ucontrol->value.iec958.status[i] != chip->aes_bits[i]) {
+ pcxhr_iec958_update_byte(chip, i, ucontrol->value.iec958.status[i]);
+ changed = 1;
+ }
+ }
+ up(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static struct snd_kcontrol_new pcxhr_control_playback_iec958_mask = {
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,MASK),
+ .info = pcxhr_iec958_info,
+ .get = pcxhr_iec958_mask_get
+};
+static struct snd_kcontrol_new pcxhr_control_playback_iec958 = {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT),
+ .info = pcxhr_iec958_info,
+ .get = pcxhr_iec958_get,
+ .put = pcxhr_iec958_put,
+ .private_value = 0 /* playback */
+};
+
+static struct snd_kcontrol_new pcxhr_control_capture_iec958_mask = {
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,MASK),
+ .info = pcxhr_iec958_info,
+ .get = pcxhr_iec958_mask_get
+};
+static struct snd_kcontrol_new pcxhr_control_capture_iec958 = {
+ .access = SNDRV_CTL_ELEM_ACCESS_READ,
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = SNDRV_CTL_NAME_IEC958("",CAPTURE,DEFAULT),
+ .info = pcxhr_iec958_info,
+ .get = pcxhr_iec958_get,
+ .private_value = 1 /* capture */
+};
+
+static void pcxhr_init_audio_levels(struct snd_pcxhr *chip)
+{
+ int i;
+
+ for (i = 0; i < 2; i++) {
+ if (chip->nb_streams_play) {
+ int j;
+ /* at boot time the digital volumes are unmuted 0dB */
+ for (j = 0; j < PCXHR_PLAYBACK_STREAMS; j++) {
+ chip->digital_playback_active[j][i] = 1;
+ chip->digital_playback_volume[j][i] = PCXHR_DIGITAL_ZERO_LEVEL;
+ }
+ /* after boot, only two bits are set on the uer interface */
+ chip->aes_bits[0] = IEC958_AES0_PROFESSIONAL | IEC958_AES0_PRO_FS_48000;
+/* only for test purpose, remove later */
+#ifdef CONFIG_SND_DEBUG
+ /* analog volumes for playback (is LEVEL_MIN after boot) */
+ chip->analog_playback_active[i] = 1;
+ chip->analog_playback_volume[i] = PCXHR_ANALOG_PLAYBACK_ZERO_LEVEL;
+ pcxhr_update_analog_audio_level(chip, 0, i);
+#endif
+/* test end */
+ }
+ if (chip->nb_streams_capt) {
+ /* at boot time the digital volumes are unmuted 0dB */
+ chip->digital_capture_volume[i] = PCXHR_DIGITAL_ZERO_LEVEL;
+/* only for test purpose, remove later */
+#ifdef CONFIG_SND_DEBUG
+ /* analog volumes for playback (is LEVEL_MIN after boot) */
+ chip->analog_capture_volume[i] = PCXHR_ANALOG_CAPTURE_ZERO_LEVEL;
+ pcxhr_update_analog_audio_level(chip, 1, i);
+#endif
+/* test end */
+ }
+ }
+
+ return;
+}
+
+
+int pcxhr_create_mixer(struct pcxhr_mgr *mgr)
+{
+ struct snd_pcxhr *chip;
+ int err, i;
+
+ init_MUTEX(&mgr->mixer_mutex); /* can be in another place */
+
+ for (i = 0; i < mgr->num_cards; i++) {
+ struct snd_kcontrol_new temp;
+ chip = mgr->chip[i];
+
+ if (chip->nb_streams_play) {
+ /* analog output level control */
+ temp = pcxhr_control_analog_level;
+ temp.name = "Master Playback Volume";
+ temp.private_value = 0; /* playback */
+ if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ /* output mute controls */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_output_switch,
+ chip))) < 0)
+ return err;
+
+ temp = snd_pcxhr_pcm_vol;
+ temp.name = "PCM Playback Volume";
+ temp.count = PCXHR_PLAYBACK_STREAMS;
+ temp.private_value = 0; /* playback */
+ if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_pcm_switch,
+ chip))) < 0)
+ return err;
+
+ /* IEC958 controls */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_playback_iec958_mask,
+ chip))) < 0)
+ return err;
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_playback_iec958,
+ chip))) < 0)
+ return err;
+ }
+ if (chip->nb_streams_capt) {
+ /* analog input level control only on first two chips !*/
+ temp = pcxhr_control_analog_level;
+ temp.name = "Master Capture Volume";
+ temp.private_value = 1; /* capture */
+ if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+
+ temp = snd_pcxhr_pcm_vol;
+ temp.name = "PCM Capture Volume";
+ temp.count = 1;
+ temp.private_value = 1; /* capture */
+ if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&temp, chip))) < 0)
+ return err;
+ /* Audio source */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_audio_src,
+ chip))) < 0)
+ return err;
+ /* IEC958 controls */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_capture_iec958_mask,
+ chip))) < 0)
+ return err;
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_capture_iec958,
+ chip))) < 0)
+ return err;
+ }
+ /* monitoring only if playback and capture device available */
+ if (chip->nb_streams_capt > 0 && chip->nb_streams_play > 0) {
+ /* monitoring */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_monitor_vol,
+ chip))) < 0)
+ return err;
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_monitor_sw,
+ chip))) < 0)
+ return err;
+ }
+
+ if (i == 0) {
+ /* clock mode only one control per pcxhr */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_clock_type,
+ mgr))) < 0)
+ return err;
+ /* non standard control used to scan the external clock presence/frequencies */
+ if ((err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_clock_rate,
+ mgr))) < 0)
+ return err;
+ }
+
+ /* init values for the mixer data */
+ pcxhr_init_audio_levels(chip);
+ }
+
+ return 0;
+}
--- /dev/null
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * include file for mixer
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef __SOUND_PCXHR_MIXER_H
+#define __SOUND_PCXHR_MIXER_H
+
+/* exported */
+int pcxhr_create_mixer(struct pcxhr_mgr *mgr);
+
+#endif /* __SOUND_PCXHR_MIXER_H */
projects / GitHub / moto-9609 / android_kernel_motorola_exynos9610.git / commitdiff