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-rw-r--r--sound/pci/pcxhr/Makefile3
-rw-r--r--sound/pci/pcxhr/pcxhr.c1666
-rw-r--r--sound/pci/pcxhr/pcxhr.h199
-rw-r--r--sound/pci/pcxhr/pcxhr_core.c1333
-rw-r--r--sound/pci/pcxhr/pcxhr_core.h192
-rw-r--r--sound/pci/pcxhr/pcxhr_hwdep.c412
-rw-r--r--sound/pci/pcxhr/pcxhr_hwdep.h27
-rw-r--r--sound/pci/pcxhr/pcxhr_mix22.c855
-rw-r--r--sound/pci/pcxhr/pcxhr_mix22.h47
-rw-r--r--sound/pci/pcxhr/pcxhr_mixer.c1246
-rw-r--r--sound/pci/pcxhr/pcxhr_mixer.h16
11 files changed, 5996 insertions, 0 deletions
diff --git a/sound/pci/pcxhr/Makefile b/sound/pci/pcxhr/Makefile
new file mode 100644
index 0000000000..5993d86cfb
--- /dev/null
+++ b/sound/pci/pcxhr/Makefile
@@ -0,0 +1,3 @@
+# SPDX-License-Identifier: GPL-2.0-only
+snd-pcxhr-objs := pcxhr.o pcxhr_hwdep.o pcxhr_mixer.o pcxhr_core.o pcxhr_mix22.o
+obj-$(CONFIG_SND_PCXHR) += snd-pcxhr.o
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c
new file mode 100644
index 0000000000..242bd7e04b
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr.c
@@ -0,0 +1,1666 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * main file with alsa callbacks
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/dma-mapping.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/mutex.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"
+#include "pcxhr_mix22.h"
+
+#define DRIVER_NAME "pcxhr"
+
+MODULE_AUTHOR("Markus Bollinger <bollinger@digigram.com>, "
+ "Marc Titinger <titinger@digigram.com>");
+MODULE_DESCRIPTION("Digigram " DRIVER_NAME " " PCXHR_DRIVER_VERSION_STRING);
+MODULE_LICENSE("GPL");
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */
+static bool mono[SNDRV_CARDS]; /* capture 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_VX882E,
+ PCI_ID_PCX882E,
+ PCI_ID_VX881E,
+ PCI_ID_PCX881E,
+ PCI_ID_VX1222HR,
+ PCI_ID_PCX1222HR,
+ PCI_ID_VX1221HR,
+ PCI_ID_PCX1221HR,
+ PCI_ID_VX1222E,
+ PCI_ID_PCX1222E,
+ PCI_ID_VX1221E,
+ PCI_ID_PCX1221E,
+ PCI_ID_VX222HR,
+ PCI_ID_VX222E,
+ PCI_ID_PCX22HR,
+ PCI_ID_PCX22E,
+ PCI_ID_VX222HRMIC,
+ PCI_ID_VX222E_MIC,
+ PCI_ID_PCX924HR,
+ PCI_ID_PCX924E,
+ PCI_ID_PCX924HRMIC,
+ PCI_ID_PCX924E_MIC,
+ PCI_ID_VX442HR,
+ PCI_ID_PCX442HR,
+ PCI_ID_VX442E,
+ PCI_ID_PCX442E,
+ PCI_ID_VX822HR,
+ PCI_ID_PCX822HR,
+ PCI_ID_VX822E,
+ PCI_ID_PCX822E,
+ PCI_ID_LAST
+};
+
+static const struct pci_device_id pcxhr_ids[] = {
+ { 0x10b5, 0x9656, 0x1369, 0xb001, 0, 0, PCI_ID_VX882HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb101, 0, 0, PCI_ID_PCX882HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb201, 0, 0, PCI_ID_VX881HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb301, 0, 0, PCI_ID_PCX881HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xb021, 0, 0, PCI_ID_VX882E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb121, 0, 0, PCI_ID_PCX882E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb221, 0, 0, PCI_ID_VX881E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb321, 0, 0, PCI_ID_PCX881E, },
+ { 0x10b5, 0x9656, 0x1369, 0xb401, 0, 0, PCI_ID_VX1222HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb501, 0, 0, PCI_ID_PCX1222HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb601, 0, 0, PCI_ID_VX1221HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xb701, 0, 0, PCI_ID_PCX1221HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xb421, 0, 0, PCI_ID_VX1222E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb521, 0, 0, PCI_ID_PCX1222E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb621, 0, 0, PCI_ID_VX1221E, },
+ { 0x10b5, 0x9056, 0x1369, 0xb721, 0, 0, PCI_ID_PCX1221E, },
+ { 0x10b5, 0x9056, 0x1369, 0xba01, 0, 0, PCI_ID_VX222HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xba21, 0, 0, PCI_ID_VX222E, },
+ { 0x10b5, 0x9056, 0x1369, 0xbd01, 0, 0, PCI_ID_PCX22HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xbd21, 0, 0, PCI_ID_PCX22E, },
+ { 0x10b5, 0x9056, 0x1369, 0xbc01, 0, 0, PCI_ID_VX222HRMIC, },
+ { 0x10b5, 0x9056, 0x1369, 0xbc21, 0, 0, PCI_ID_VX222E_MIC, },
+ { 0x10b5, 0x9056, 0x1369, 0xbb01, 0, 0, PCI_ID_PCX924HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xbb21, 0, 0, PCI_ID_PCX924E, },
+ { 0x10b5, 0x9056, 0x1369, 0xbf01, 0, 0, PCI_ID_PCX924HRMIC, },
+ { 0x10b5, 0x9056, 0x1369, 0xbf21, 0, 0, PCI_ID_PCX924E_MIC, },
+ { 0x10b5, 0x9656, 0x1369, 0xd001, 0, 0, PCI_ID_VX442HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xd101, 0, 0, PCI_ID_PCX442HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xd021, 0, 0, PCI_ID_VX442E, },
+ { 0x10b5, 0x9056, 0x1369, 0xd121, 0, 0, PCI_ID_PCX442E, },
+ { 0x10b5, 0x9656, 0x1369, 0xd201, 0, 0, PCI_ID_VX822HR, },
+ { 0x10b5, 0x9656, 0x1369, 0xd301, 0, 0, PCI_ID_PCX822HR, },
+ { 0x10b5, 0x9056, 0x1369, 0xd221, 0, 0, PCI_ID_VX822E, },
+ { 0x10b5, 0x9056, 0x1369, 0xd321, 0, 0, PCI_ID_PCX822E, },
+ { 0, }
+};
+
+MODULE_DEVICE_TABLE(pci, pcxhr_ids);
+
+struct board_parameters {
+ char* board_name;
+ short playback_chips;
+ short capture_chips;
+ short fw_file_set;
+ short firmware_num;
+};
+static const struct board_parameters pcxhr_board_params[] = {
+[PCI_ID_VX882HR] = { "VX882HR", 4, 4, 0, 41 },
+[PCI_ID_PCX882HR] = { "PCX882HR", 4, 4, 0, 41 },
+[PCI_ID_VX881HR] = { "VX881HR", 4, 4, 0, 41 },
+[PCI_ID_PCX881HR] = { "PCX881HR", 4, 4, 0, 41 },
+[PCI_ID_VX882E] = { "VX882e", 4, 4, 1, 41 },
+[PCI_ID_PCX882E] = { "PCX882e", 4, 4, 1, 41 },
+[PCI_ID_VX881E] = { "VX881e", 4, 4, 1, 41 },
+[PCI_ID_PCX881E] = { "PCX881e", 4, 4, 1, 41 },
+[PCI_ID_VX1222HR] = { "VX1222HR", 6, 1, 2, 42 },
+[PCI_ID_PCX1222HR] = { "PCX1222HR", 6, 1, 2, 42 },
+[PCI_ID_VX1221HR] = { "VX1221HR", 6, 1, 2, 42 },
+[PCI_ID_PCX1221HR] = { "PCX1221HR", 6, 1, 2, 42 },
+[PCI_ID_VX1222E] = { "VX1222e", 6, 1, 3, 42 },
+[PCI_ID_PCX1222E] = { "PCX1222e", 6, 1, 3, 42 },
+[PCI_ID_VX1221E] = { "VX1221e", 6, 1, 3, 42 },
+[PCI_ID_PCX1221E] = { "PCX1221e", 6, 1, 3, 42 },
+[PCI_ID_VX222HR] = { "VX222HR", 1, 1, 4, 44 },
+[PCI_ID_VX222E] = { "VX222e", 1, 1, 4, 44 },
+[PCI_ID_PCX22HR] = { "PCX22HR", 1, 0, 4, 44 },
+[PCI_ID_PCX22E] = { "PCX22e", 1, 0, 4, 44 },
+[PCI_ID_VX222HRMIC] = { "VX222HR-Mic", 1, 1, 5, 44 },
+[PCI_ID_VX222E_MIC] = { "VX222e-Mic", 1, 1, 5, 44 },
+[PCI_ID_PCX924HR] = { "PCX924HR", 1, 1, 5, 44 },
+[PCI_ID_PCX924E] = { "PCX924e", 1, 1, 5, 44 },
+[PCI_ID_PCX924HRMIC] = { "PCX924HR-Mic", 1, 1, 5, 44 },
+[PCI_ID_PCX924E_MIC] = { "PCX924e-Mic", 1, 1, 5, 44 },
+[PCI_ID_VX442HR] = { "VX442HR", 2, 2, 0, 41 },
+[PCI_ID_PCX442HR] = { "PCX442HR", 2, 2, 0, 41 },
+[PCI_ID_VX442E] = { "VX442e", 2, 2, 1, 41 },
+[PCI_ID_PCX442E] = { "PCX442e", 2, 2, 1, 41 },
+[PCI_ID_VX822HR] = { "VX822HR", 4, 1, 2, 42 },
+[PCI_ID_PCX822HR] = { "PCX822HR", 4, 1, 2, 42 },
+[PCI_ID_VX822E] = { "VX822e", 4, 1, 3, 42 },
+[PCI_ID_PCX822E] = { "PCX822e", 4, 1, 3, 42 },
+};
+
+/* boards without hw AES1 and SRC onboard are all using fw_file_set==4 */
+/* VX222HR, VX222e, PCX22HR and PCX22e */
+#define PCXHR_BOARD_HAS_AES1(x) (x->fw_file_set != 4)
+/* some boards do not support 192kHz on digital AES input plugs */
+#define PCXHR_BOARD_AESIN_NO_192K(x) ((x->capture_chips == 0) || \
+ (x->fw_file_set == 0) || \
+ (x->fw_file_set == 2))
+
+static int pcxhr_pll_freq_register(unsigned int freq, unsigned int* pllreg,
+ unsigned int* realfreq)
+{
+ unsigned int reg;
+
+ if (freq < 6900 || freq > 110000)
+ return -EINVAL;
+ reg = (28224000 * 2) / freq;
+ reg = (reg - 1) / 2;
+ 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 / (reg + 1));
+ 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
+
+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) {
+ dev_err(&mgr->pci->dev,
+ "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;
+}
+
+
+static int pcxhr_sub_set_clock(struct pcxhr_mgr *mgr,
+ unsigned int rate,
+ int *changed)
+{
+ unsigned int val, realfreq, speed;
+ struct pcxhr_rmh rmh;
+ int err;
+
+ 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;
+ if (DSP_EXT_CMD_SET(mgr)) {
+ rmh.cmd[1] = 1;
+ rmh.cmd_len = 2;
+ }
+ 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 */
+ dev_dbg(&mgr->pci->dev, "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;
+ if (DSP_EXT_CMD_SET(mgr)) {
+ rmh.cmd[1] = 1;
+ rmh.cmd_len = 2;
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ mgr->codec_speed = speed; /* save new codec speed */
+ }
+
+ dev_dbg(&mgr->pci->dev, "%s to %dHz (realfreq=%d)\n", __func__,
+ rate, realfreq);
+ return 0;
+}
+
+#define PCXHR_MODIFY_CLOCK_S_BIT 0x04
+
+#define PCXHR_IRQ_TIMER_FREQ 92000
+#define PCXHR_IRQ_TIMER_PERIOD 48
+
+int pcxhr_set_clock(struct pcxhr_mgr *mgr, unsigned int rate)
+{
+ struct pcxhr_rmh rmh;
+ int err, changed;
+
+ if (rate == 0)
+ return 0; /* nothing to do */
+
+ if (mgr->is_hr_stereo)
+ err = hr222_sub_set_clock(mgr, rate, &changed);
+ else
+ err = pcxhr_sub_set_clock(mgr, rate, &changed);
+
+ if (err)
+ return err;
+
+ 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;
+ }
+ return 0;
+}
+
+
+static int pcxhr_sub_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;
+ }
+ dev_dbg(&mgr->pci->dev, "External clock is at %d Hz\n", rate);
+ *sample_rate = rate;
+ return 0;
+}
+
+
+int pcxhr_get_external_clock(struct pcxhr_mgr *mgr,
+ enum pcxhr_clock_type clock_type,
+ int *sample_rate)
+{
+ if (mgr->is_hr_stereo)
+ return hr222_get_external_clock(mgr, clock_type,
+ sample_rate);
+ else
+ return pcxhr_sub_get_external_clock(mgr, clock_type,
+ sample_rate);
+}
+
+/*
+ * start or stop playback/capture substream
+ */
+static int pcxhr_set_stream_state(struct snd_pcxhr *chip,
+ struct pcxhr_stream *stream)
+{
+ int err;
+ 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) {
+ dev_err(chip->card->dev,
+ "%s CANNOT be stopped\n", __func__);
+ 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)
+ dev_err(chip->card->dev,
+ "ERROR %s err=%x;\n", __func__, 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;
+
+ chip = snd_pcm_substream_chip(stream->substream);
+ 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:
+ dev_err(chip->card->dev,
+ "error %s() : unknown format\n", __func__);
+ return -EINVAL;
+ }
+
+ 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) {
+ /* bug with old dsp versions: */
+ /* bit 12 also sets the format of the playback stream */
+ if (DSP_EXT_CMD_SET(chip->mgr))
+ rmh.cmd[0] |= 1<<10;
+ else
+ rmh.cmd[0] |= 1<<12;
+ }
+ rmh.cmd[1] = 0;
+ rmh.cmd_len = 2;
+ if (DSP_EXT_CMD_SET(chip->mgr)) {
+ /* add channels and set bit 19 if channels>2 */
+ rmh.cmd[1] = stream->channels;
+ if (!is_capture) {
+ /* playback : add channel mask to command */
+ rmh.cmd[2] = (stream->channels == 1) ? 0x01 : 0x03;
+ rmh.cmd_len = 3;
+ }
+ }
+ rmh.cmd[rmh.cmd_len++] = header >> 8;
+ rmh.cmd[rmh.cmd_len++] = (header & 0xff) << 16;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ dev_err(chip->card->dev,
+ "ERROR %s err=%x;\n", __func__, 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;
+
+ dev_dbg(chip->card->dev,
+ "%s(pcm%c%d) : addr(%p) bytes(%zx) subs(%d)\n", __func__,
+ is_capture ? 'c' : 'p',
+ chip->chip_idx, (void *)(long)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);
+
+ /* max buffer size is 2 MByte */
+ snd_BUG_ON(subs->runtime->dma_bytes >= 0x200000);
+ /* size in bits */
+ rmh.cmd[1] = subs->runtime->dma_bytes * 8;
+ /* most significant byte */
+ rmh.cmd[2] = subs->runtime->dma_addr >> 24;
+ /* this is a circular buffer */
+ rmh.cmd[2] |= 1<<19;
+ /* least 3 significant bytes */
+ rmh.cmd[3] = subs->runtime->dma_addr & MASK_DSP_WORD;
+ rmh.cmd_len = 4;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ dev_err(chip->card->dev,
+ "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];
+ }
+ dev_dbg(chip->card->dev, "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_start_linked_stream(struct pcxhr_mgr *mgr)
+{
+ int i, j, err;
+ struct pcxhr_pipe *pipe;
+ struct snd_pcxhr *chip;
+ int capture_mask = 0;
+ int playback_mask = 0;
+
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+ ktime_t start_time, stop_time, diff_time;
+
+ start_time = ktime_get();
+#endif
+ mutex_lock(&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) {
+ mutex_unlock(&mgr->setup_mutex);
+ dev_err(&mgr->pci->dev, "%s : no pipes\n", __func__);
+ return;
+ }
+
+ dev_dbg(&mgr->pci->dev, "%s : playback_mask=%x capture_mask=%x\n",
+ __func__, playback_mask, capture_mask);
+
+ /* synchronous stop of all the pipes concerned */
+ err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0);
+ if (err) {
+ mutex_unlock(&mgr->setup_mutex);
+ dev_err(&mgr->pci->dev, "%s : "
+ "error stop pipes (P%x C%x)\n",
+ __func__, playback_mask, capture_mask);
+ return;
+ }
+
+ /* 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(chip, 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(chip, stream);
+ }
+ }
+
+ /* synchronous start of all the pipes concerned */
+ err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1);
+ if (err) {
+ mutex_unlock(&mgr->setup_mutex);
+ dev_err(&mgr->pci->dev, "%s : "
+ "error start pipes (P%x C%x)\n",
+ __func__, playback_mask, capture_mask);
+ return;
+ }
+
+ /* put the streams into the running state now
+ * (increment pointer by interrupt)
+ */
+ mutex_lock(&mgr->lock);
+ 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 += mgr->granularity;
+ stream->status = PCXHR_STREAM_STATUS_RUNNING;
+ }
+ }
+ }
+ mutex_unlock(&mgr->lock);
+
+ mutex_unlock(&mgr->setup_mutex);
+
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+ stop_time = ktime_get();
+ diff_time = ktime_sub(stop_time, start_time);
+ dev_dbg(&mgr->pci->dev, "***TRIGGER START*** TIME = %ld (err = %x)\n",
+ (long)(ktime_to_ns(diff_time)), err);
+#endif
+}
+
+
+/*
+ * trigger callback
+ */
+static int pcxhr_trigger(struct snd_pcm_substream *subs, int cmd)
+{
+ struct pcxhr_stream *stream;
+ struct snd_pcm_substream *s;
+ struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ dev_dbg(chip->card->dev, "SNDRV_PCM_TRIGGER_START\n");
+ if (snd_pcm_stream_linked(subs)) {
+ snd_pcm_group_for_each_entry(s, subs) {
+ if (snd_pcm_substream_chip(s) != chip)
+ continue;
+ stream = s->runtime->private_data;
+ stream->status =
+ PCXHR_STREAM_STATUS_SCHEDULE_RUN;
+ snd_pcm_trigger_done(s, subs);
+ }
+ pcxhr_start_linked_stream(chip->mgr);
+ } else {
+ stream = subs->runtime->private_data;
+ dev_dbg(chip->card->dev, "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;
+
+ stream->status = PCXHR_STREAM_STATUS_SCHEDULE_RUN;
+ if (pcxhr_set_stream_state(chip, stream))
+ return -EINVAL;
+ stream->status = PCXHR_STREAM_STATUS_RUNNING;
+ }
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ dev_dbg(chip->card->dev, "SNDRV_PCM_TRIGGER_STOP\n");
+ snd_pcm_group_for_each_entry(s, subs) {
+ stream = s->runtime->private_data;
+ stream->status = PCXHR_STREAM_STATUS_SCHEDULE_STOP;
+ if (pcxhr_set_stream_state(chip, 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) {
+ /* last dsp time invalid */
+ mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID;
+ rmh.cmd[0] |= mgr->granularity;
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0)
+ dev_err(&mgr->pci->dev, "error %s err(%x)\n", __func__,
+ 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;
+ int err = 0;
+
+ dev_dbg(chip->card->dev,
+ "%s : period_size(%lx) periods(%x) buffer_size(%lx)\n", __func__,
+ subs->runtime->period_size, subs->runtime->periods,
+ subs->runtime->buffer_size);
+
+ mutex_lock(&mgr->setup_mutex);
+
+ do {
+ /* only the first stream can choose the sample rate */
+ /* set the clock only once (first stream) */
+ if (mgr->sample_rate != subs->runtime->rate) {
+ err = pcxhr_set_clock(mgr, subs->runtime->rate);
+ if (err)
+ break;
+ if (mgr->sample_rate == 0)
+ /* start the DSP-timer */
+ err = pcxhr_hardware_timer(mgr, 1);
+ mgr->sample_rate = subs->runtime->rate;
+ }
+ } while(0); /* do only once (so we can use break instead of goto) */
+
+ mutex_unlock(&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;
+
+ mutex_lock(&mgr->setup_mutex);
+
+ /* set up channels */
+ stream->channels = params_channels(hw);
+ /* set up format for the stream */
+ stream->format = params_format(hw);
+
+ mutex_unlock(&mgr->setup_mutex);
+
+ return 0;
+}
+
+
+/*
+ * CONFIGURATION SPACE for all pcms, mono pcm must update channels_max
+ */
+static const 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),
+ .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 err;
+
+ mutex_lock(&mgr->setup_mutex);
+
+ /* copy the struct snd_pcm_hardware struct */
+ runtime->hw = pcxhr_caps;
+
+ if( subs->stream == SNDRV_PCM_STREAM_PLAYBACK ) {
+ dev_dbg(chip->card->dev, "%s playback chip%d subs%d\n",
+ __func__, chip->chip_idx, subs->number);
+ stream = &chip->playback_stream[subs->number];
+ } else {
+ dev_dbg(chip->card->dev, "%s capture chip%d subs%d\n",
+ __func__, chip->chip_idx, subs->number);
+ 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 */
+ dev_err(chip->card->dev, "%s chip%d subs%d in use\n",
+ __func__, chip->chip_idx, subs->number);
+ mutex_unlock(&mgr->setup_mutex);
+ return -EBUSY;
+ }
+
+ /* float format support is in some cases buggy on stereo cards */
+ if (mgr->is_hr_stereo)
+ runtime->hw.formats &= ~SNDRV_PCM_FMTBIT_FLOAT_LE;
+
+ /* buffer-size should better be multiple of period-size */
+ err = snd_pcm_hw_constraint_integer(runtime,
+ SNDRV_PCM_HW_PARAM_PERIODS);
+ if (err < 0) {
+ mutex_unlock(&mgr->setup_mutex);
+ return err;
+ }
+
+ /* 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 */
+ mutex_unlock(&mgr->setup_mutex);
+ return -EBUSY;
+ }
+ runtime->hw.rate_min = external_rate;
+ 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;
+
+ /* better get a divisor of granularity values (96 or 192) */
+ snd_pcm_hw_constraint_step(runtime, 0,
+ SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 32);
+ snd_pcm_hw_constraint_step(runtime, 0,
+ SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 32);
+ snd_pcm_set_sync(subs);
+
+ mgr->ref_count_rate++;
+
+ mutex_unlock(&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;
+
+ mutex_lock(&mgr->setup_mutex);
+
+ dev_dbg(chip->card->dev, "%s chip%d subs%d\n", __func__,
+ 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;
+
+ mutex_unlock(&mgr->setup_mutex);
+
+ return 0;
+}
+
+
+static snd_pcm_uframes_t pcxhr_stream_pointer(struct snd_pcm_substream *subs)
+{
+ 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;
+
+ mutex_lock(&chip->mgr->lock);
+
+ /* 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;
+
+ mutex_unlock(&chip->mgr->lock);
+
+ return (snd_pcm_uframes_t)((timer_buf_periods * runtime->period_size) +
+ timer_period_frag);
+}
+
+
+static const struct snd_pcm_ops pcxhr_ops = {
+ .open = pcxhr_open,
+ .close = pcxhr_close,
+ .prepare = pcxhr_prepare,
+ .hw_params = pcxhr_hw_params,
+ .trigger = pcxhr_trigger,
+ .pointer = pcxhr_stream_pointer,
+};
+
+/*
+ */
+int pcxhr_create_pcm(struct snd_pcxhr *chip)
+{
+ int err;
+ struct snd_pcm *pcm;
+ char name[32];
+
+ snprintf(name, sizeof(name), "pcxhr %d", chip->chip_idx);
+ err = snd_pcm_new(chip->card, name, 0,
+ chip->nb_streams_play,
+ chip->nb_streams_capt, &pcm);
+ if (err < 0) {
+ dev_err(chip->card->dev, "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;
+ pcm->nonatomic = true;
+ strcpy(pcm->name, name);
+
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+ &chip->mgr->pci->dev,
+ 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 pcxhr_create(struct pcxhr_mgr *mgr,
+ struct snd_card *card, int idx)
+{
+ int err;
+ struct snd_pcxhr *chip;
+ static const struct snd_device_ops ops = {
+ .dev_free = pcxhr_chip_dev_free,
+ };
+
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (!chip)
+ return -ENOMEM;
+
+ chip->card = card;
+ chip->chip_idx = idx;
+ chip->mgr = mgr;
+ card->sync_irq = mgr->irq;
+
+ 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 */
+ else
+ chip->nb_streams_capt = 1; /* or 1 stereo stream */
+ }
+
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
+ if (err < 0) {
+ pcxhr_chip_free(chip);
+ return err;
+ }
+
+ mgr->chip[idx] = chip;
+
+ 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->name);
+
+ /* 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\n",
+ rmh.stat[2], rmh.stat[3]);
+ }
+ }
+ snd_iprintf(buffer, "dma granularity : %d\n",
+ mgr->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;
+ if (rmh.stat_len > 8)
+ rmh.stat_len = 8;
+ 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 const char *textsHR22[3] = {
+ "Internal", "AES Sync", "AES 1"
+ };
+ static const char *textsPCXHR[7] = {
+ "Internal", "Word", "AES Sync",
+ "AES 1", "AES 2", "AES 3", "AES 4"
+ };
+ const char **texts;
+ int max_clock;
+ if (mgr->is_hr_stereo) {
+ texts = textsHR22;
+ max_clock = HR22_CLOCK_TYPE_MAX;
+ } else {
+ texts = textsPCXHR;
+ max_clock = PCXHR_CLOCK_TYPE_MAX;
+ }
+
+ snd_iprintf(buffer, "\n%s\n", mgr->name);
+ 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 = 1; i <= max_clock; 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 pcxhr_proc_gpio_read(struct snd_info_entry *entry,
+ struct snd_info_buffer *buffer)
+{
+ struct snd_pcxhr *chip = entry->private_data;
+ struct pcxhr_mgr *mgr = chip->mgr;
+ /* commands available when embedded DSP is running */
+ if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) {
+ /* gpio ports on stereo boards only available */
+ int value = 0;
+ hr222_read_gpio(mgr, 1, &value); /* GPI */
+ snd_iprintf(buffer, "GPI: 0x%x\n", value);
+ hr222_read_gpio(mgr, 0, &value); /* GP0 */
+ snd_iprintf(buffer, "GPO: 0x%x\n", value);
+ } else
+ snd_iprintf(buffer, "no firmware loaded\n");
+ snd_iprintf(buffer, "\n");
+}
+static void pcxhr_proc_gpo_write(struct snd_info_entry *entry,
+ struct snd_info_buffer *buffer)
+{
+ struct snd_pcxhr *chip = entry->private_data;
+ struct pcxhr_mgr *mgr = chip->mgr;
+ char line[64];
+ int value;
+ /* commands available when embedded DSP is running */
+ if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)))
+ return;
+ while (!snd_info_get_line(buffer, line, sizeof(line))) {
+ if (sscanf(line, "GPO: 0x%x", &value) != 1)
+ continue;
+ hr222_write_gpo(mgr, value); /* GP0 */
+ }
+}
+
+/* Access to the results of the CMD_GET_TIME_CODE RMH */
+#define TIME_CODE_VALID_MASK 0x00800000
+#define TIME_CODE_NEW_MASK 0x00400000
+#define TIME_CODE_BACK_MASK 0x00200000
+#define TIME_CODE_WAIT_MASK 0x00100000
+
+/* Values for the CMD_MANAGE_SIGNAL RMH */
+#define MANAGE_SIGNAL_TIME_CODE 0x01
+#define MANAGE_SIGNAL_MIDI 0x02
+
+/* linear time code read proc*/
+static void pcxhr_proc_ltc(struct snd_info_entry *entry,
+ struct snd_info_buffer *buffer)
+{
+ struct snd_pcxhr *chip = entry->private_data;
+ struct pcxhr_mgr *mgr = chip->mgr;
+ struct pcxhr_rmh rmh;
+ unsigned int ltcHrs, ltcMin, ltcSec, ltcFrm;
+ int err;
+ /* commands available when embedded DSP is running */
+ if (!(mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX))) {
+ snd_iprintf(buffer, "no firmware loaded\n");
+ return;
+ }
+ if (!mgr->capture_ltc) {
+ pcxhr_init_rmh(&rmh, CMD_MANAGE_SIGNAL);
+ rmh.cmd[0] |= MANAGE_SIGNAL_TIME_CODE;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_iprintf(buffer, "ltc not activated (%d)\n", err);
+ return;
+ }
+ if (mgr->is_hr_stereo)
+ hr222_manage_timecode(mgr, 1);
+ else
+ pcxhr_write_io_num_reg_cont(mgr, REG_CONT_VALSMPTE,
+ REG_CONT_VALSMPTE, NULL);
+ mgr->capture_ltc = 1;
+ }
+ pcxhr_init_rmh(&rmh, CMD_GET_TIME_CODE);
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err) {
+ snd_iprintf(buffer, "ltc read error (err=%d)\n", err);
+ return ;
+ }
+ ltcHrs = 10*((rmh.stat[0] >> 8) & 0x3) + (rmh.stat[0] & 0xf);
+ ltcMin = 10*((rmh.stat[1] >> 16) & 0x7) + ((rmh.stat[1] >> 8) & 0xf);
+ ltcSec = 10*(rmh.stat[1] & 0x7) + ((rmh.stat[2] >> 16) & 0xf);
+ ltcFrm = 10*((rmh.stat[2] >> 8) & 0x3) + (rmh.stat[2] & 0xf);
+
+ snd_iprintf(buffer, "timecode: %02u:%02u:%02u-%02u\n",
+ ltcHrs, ltcMin, ltcSec, ltcFrm);
+ snd_iprintf(buffer, "raw: 0x%04x%06x%06x\n", rmh.stat[0] & 0x00ffff,
+ rmh.stat[1] & 0xffffff, rmh.stat[2] & 0xffffff);
+ /*snd_iprintf(buffer, "dsp ref time: 0x%06x%06x\n",
+ rmh.stat[3] & 0xffffff, rmh.stat[4] & 0xffffff);*/
+ if (!(rmh.stat[0] & TIME_CODE_VALID_MASK)) {
+ snd_iprintf(buffer, "warning: linear timecode not valid\n");
+ }
+}
+
+static void pcxhr_proc_init(struct snd_pcxhr *chip)
+{
+ snd_card_ro_proc_new(chip->card, "info", chip, pcxhr_proc_info);
+ snd_card_ro_proc_new(chip->card, "sync", chip, pcxhr_proc_sync);
+ /* gpio available on stereo sound cards only */
+ if (chip->mgr->is_hr_stereo)
+ snd_card_rw_proc_new(chip->card, "gpio", chip,
+ pcxhr_proc_gpio_read,
+ pcxhr_proc_gpo_write);
+ snd_card_ro_proc_new(chip->card, "ltc", chip, pcxhr_proc_ltc);
+}
+/* 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);
+ dev_dbg(&mgr->pci->dev, "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 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 */
+ err = pci_enable_device(pci);
+ if (err < 0)
+ return err;
+ pci_set_master(pci);
+
+ /* check if we can restrict PCI DMA transfers to 32 bits */
+ if (dma_set_mask(&pci->dev, DMA_BIT_MASK(32)) < 0) {
+ dev_err(&pci->dev,
+ "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;
+ }
+
+ if (snd_BUG_ON(pci_id->driver_data >= PCI_ID_LAST)) {
+ kfree(mgr);
+ pci_disable_device(pci);
+ 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->fw_file_set =
+ pcxhr_board_params[pci_id->driver_data].fw_file_set;
+ mgr->firmware_num =
+ pcxhr_board_params[pci_id->driver_data].firmware_num;
+ mgr->mono_capture = mono[dev];
+ mgr->is_hr_stereo = (mgr->playback_chips == 1);
+ mgr->board_has_aes1 = PCXHR_BOARD_HAS_AES1(mgr);
+ mgr->board_aes_in_192k = !PCXHR_BOARD_AESIN_NO_192K(mgr);
+
+ if (mgr->is_hr_stereo)
+ mgr->granularity = PCXHR_GRANULARITY_HR22;
+ else
+ mgr->granularity = PCXHR_GRANULARITY;
+
+ /* resource assignment */
+ err = pci_request_regions(pci, card_name);
+ if (err < 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_threaded_irq(pci->irq, pcxhr_interrupt,
+ pcxhr_threaded_irq, IRQF_SHARED,
+ KBUILD_MODNAME, mgr)) {
+ dev_err(&pci->dev, "unable to grab IRQ %d\n", pci->irq);
+ pcxhr_free(mgr);
+ return -EBUSY;
+ }
+ mgr->irq = pci->irq;
+
+ snprintf(mgr->name, sizeof(mgr->name),
+ "Digigram at 0x%lx & 0x%lx, 0x%lx irq %i",
+ mgr->port[0], mgr->port[1], mgr->port[2], mgr->irq);
+
+ /* ISR lock */
+ mutex_init(&mgr->lock);
+ mutex_init(&mgr->msg_lock);
+
+ /* init setup mutex*/
+ mutex_init(&mgr->setup_mutex);
+
+ 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);
+ err = snd_card_new(&pci->dev, idx, tmpid, THIS_MODULE,
+ 0, &card);
+
+ if (err < 0) {
+ dev_err(&pci->dev, "cannot allocate the card %d\n", i);
+ pcxhr_free(mgr);
+ return err;
+ }
+
+ strcpy(card->driver, DRIVER_NAME);
+ snprintf(card->shortname, sizeof(card->shortname),
+ "Digigram [PCM #%d]", i);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s [PCM #%d]", mgr->name, i);
+
+ err = pcxhr_create(mgr, card, i);
+ if (err < 0) {
+ snd_card_free(card);
+ pcxhr_free(mgr);
+ return err;
+ }
+
+ if (i == 0)
+ /* init proc interface only for chip0 */
+ pcxhr_proc_init(mgr->chip[i]);
+
+ err = snd_card_register(card);
+ if (err < 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, &pci->dev,
+ 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 pcxhr_remove(struct pci_dev *pci)
+{
+ pcxhr_free(pci_get_drvdata(pci));
+}
+
+static struct pci_driver pcxhr_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = pcxhr_ids,
+ .probe = pcxhr_probe,
+ .remove = pcxhr_remove,
+};
+
+module_pci_driver(pcxhr_driver);
diff --git a/sound/pci/pcxhr/pcxhr.h b/sound/pci/pcxhr/pcxhr.h
new file mode 100644
index 0000000000..1b85200d00
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr.h
@@ -0,0 +1,199 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr soundcards
+ *
+ * main header file
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#ifndef __SOUND_PCXHR_H
+#define __SOUND_PCXHR_H
+
+#include <linux/interrupt.h>
+#include <linux/mutex.h>
+#include <sound/pcm.h>
+
+#define PCXHR_DRIVER_VERSION 0x000906 /* 0.9.6 */
+#define PCXHR_DRIVER_VERSION_STRING "0.9.6" /* 0.9.6 */
+
+
+#define PCXHR_MAX_CARDS 6
+#define PCXHR_PLAYBACK_STREAMS 4
+
+#define PCXHR_GRANULARITY 96 /* min 96 and multiple of 48 */
+/* transfer granularity of pipes and the dsp time (MBOX4) */
+#define PCXHR_GRANULARITY_MIN 96
+/* TODO : granularity could be 64 or 128 */
+#define PCXHR_GRANULARITY_HR22 192 /* granularity for stereo cards */
+
+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,
+ PCXHR_CLOCK_TYPE_MAX = PCXHR_CLOCK_TYPE_AES_4,
+ HR22_CLOCK_TYPE_INTERNAL = PCXHR_CLOCK_TYPE_INTERNAL,
+ HR22_CLOCK_TYPE_AES_SYNC,
+ HR22_CLOCK_TYPE_AES_1,
+ HR22_CLOCK_TYPE_MAX = HR22_CLOCK_TYPE_AES_1,
+};
+
+struct pcxhr_mgr {
+ unsigned int num_cards;
+ struct snd_pcxhr *chip[PCXHR_MAX_CARDS];
+
+ struct pci_dev *pci;
+
+ int irq;
+
+ int granularity;
+
+ /* card access with 1 mem bar and 2 io bar's */
+ unsigned long port[3];
+
+ /* share the name */
+ char name[40]; /* name of this soundcard */
+
+ struct pcxhr_rmh *prmh;
+
+ struct mutex lock; /* interrupt lock */
+ struct mutex msg_lock; /* message lock */
+
+ struct mutex setup_mutex; /* mutex used in hw_params, open and close */
+ struct mutex 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 playback_chips;
+ int capture_chips;
+ int fw_file_set;
+ int firmware_num;
+ unsigned int is_hr_stereo:1;
+ unsigned int board_has_aes1:1; /* if 1 board has AES1 plug and SRC */
+ unsigned int board_has_analog:1; /* if 0 the board is digital only */
+ unsigned int board_has_mic:1; /* if 1 the board has microphone input */
+ unsigned int board_aes_in_192k:1;/* if 1 the aes input plugs do support 192kHz */
+ unsigned int mono_capture:1; /* if 1 the board does mono capture */
+ unsigned int capture_ltc:1; /* if 1 the board captures LTC input */
+
+ 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;
+
+ unsigned char xlx_cfg; /* copy of PCXHR_XLX_CFG register */
+ unsigned char xlx_selmic; /* copy of PCXHR_XLX_SELMIC register */
+ unsigned char dsp_reset; /* copy of PCXHR_DSP_RESET register */
+};
+
+
+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 or 2 mono pipes */
+
+ struct pcxhr_stream playback_stream[PCXHR_PLAYBACK_STREAMS];
+ struct pcxhr_stream capture_stream[2]; /* 1 stereo or 2 mono streams */
+ int nb_streams_play;
+ int nb_streams_capt;
+
+ int analog_playback_active[2]; /* Mixer : Master Playback !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];
+ int digital_playback_volume[PCXHR_PLAYBACK_STREAMS][2];
+ int digital_capture_volume[2]; /* Mixer : Digital Capture Volume */
+ int monitoring_active[2]; /* Mixer : Monitoring Active */
+ int monitoring_volume[2]; /* Mixer : Monitoring Volume */
+ int audio_capture_source; /* Mixer : Audio Capture Source */
+ int mic_volume; /* used by cards with MIC only */
+ int mic_boost; /* used by cards with MIC only */
+ int mic_active; /* used by cards with MIC only */
+ int analog_capture_active; /* used by cards with MIC only */
+ int phantom_power; /* used by cards with MIC only */
+
+ 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 */
diff --git a/sound/pci/pcxhr/pcxhr_core.c b/sound/pci/pcxhr/pcxhr_core.c
new file mode 100644
index 0000000000..23f253effb
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_core.c
@@ -0,0 +1,1333 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt and message handling implementation
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/firmware.h>
+#include <linux/interrupt.h>
+#include <linux/pci.h>
+#include <linux/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)
+#error 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)
+ dev_dbg(&mgr->pci->dev,
+ "ATTENTION! check_reg(%x) loopcount=%d\n",
+ reg, i);
+ return 0;
+ }
+ i++;
+ } while (time_after_eq(end_time, jiffies));
+ dev_err(&mgr->pci->dev,
+ "pcxhr_check_reg_bit: timeout, reg=%x, mask=0x%x, val=%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, &reg);
+ if (err) {
+ dev_err(&mgr->pci->dev, "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,
+ &reg);
+ if (err) {
+ dev_err(&mgr->pci->dev,
+ "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;
+ const unsigned char *image;
+
+ /* test first xilinx */
+ chipsc = PCXHR_INPL(mgr, PCXHR_PLX_CHIPSC);
+ /* REV01 cards do not support the PCXHR_CHIPSC_GPI_USERI bit anymore */
+ /* this bit will always be 1;
+ * no possibility to test presence of first xilinx
+ */
+ if(second) {
+ if ((chipsc & PCXHR_CHIPSC_GPI_USERI) == 0) {
+ dev_err(&mgr->pci->dev, "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;
+ const unsigned char *data;
+ unsigned char dummy;
+ /* check the length of boot image */
+ if (dsp->size <= 0)
+ return -EINVAL;
+ if (dsp->size % 3)
+ return -EINVAL;
+ if (snd_BUG_ON(!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]);
+ if (len && (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) {
+ dev_err(&mgr->pci->dev,
+ "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);
+ dev_dbg(&mgr->pci->dev, "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, &reg);
+}
+
+/*
+ * 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 !) */
+ if (snd_BUG_ON(physaddr & 0xff))
+ 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 */
+ RMH_SSIZE_MASK = 2, /* status size given in bitmask */
+};
+
+/*
+ * Array of DSP commands
+ */
+static const 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 },
+[CMD_AUDIO_LEVEL_ADJUST] = { 0xc22000, 0, RMH_SSIZE_FIXED },
+[CMD_GET_TIME_CODE] = { 0x060000, 5, RMH_SSIZE_FIXED },
+[CMD_MANAGE_SIGNAL] = { 0x0f0000, 0, RMH_SSIZE_FIXED },
+};
+
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+static const char * const 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",
+[CMD_GET_TIME_CODE] = "CMD_GET_TIME_CODE",
+[CMD_MANAGE_SIGNAL] = "CMD_MANAGE_SIGNAL",
+};
+#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, &reg);
+ if (err) {
+ dev_err(&mgr->pci->dev,
+ "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) {
+ if (rmh->dsp_stat != RMH_SSIZE_FIXED) {
+ if (rmh->dsp_stat == RMH_SSIZE_ARG) {
+ rmh->stat_len = (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_VERBOSE
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ dev_dbg(&mgr->pci->dev, " stat[%d]=%x\n", i, data);
+#endif
+ if (i < max_stat_len)
+ rmh->stat[i] = data;
+ }
+ if (rmh->stat_len > max_stat_len) {
+ dev_dbg(&mgr->pci->dev, "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;
+
+ if (snd_BUG_ON(rmh->cmd_len >= PCXHR_SIZE_MAX_CMD))
+ return -EINVAL;
+ err = pcxhr_send_it_dsp(mgr, PCXHR_IT_MESSAGE, 1);
+ if (err) {
+ dev_err(&mgr->pci->dev,
+ "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, &reg);
+ 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, &reg);
+ 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_VERBOSE
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ dev_dbg(&mgr->pci->dev, "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, &reg);
+ 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, &reg);
+ 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_VERBOSE
+ if (rmh->cmd_idx < CMD_LAST_INDEX)
+ dev_dbg(&mgr->pci->dev,
+ " 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, &reg);
+ 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, &reg);
+ 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, &reg);
+ if (err) {
+ dev_err(&mgr->pci->dev,
+ "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);
+ dev_err(&mgr->pci->dev, "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)
+{
+ if (snd_BUG_ON(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_BUG_ON(param1 > MASK_FIRST_FIELD);
+ if (capture)
+ rmh->cmd[0] |= 0x800; /* COMMAND_RECORD_MASK */
+ if (param1)
+ rmh->cmd[0] |= (param1 << FIELD_SIZE);
+ if (param2) {
+ snd_BUG_ON(param2 > MASK_FIRST_FIELD);
+ rmh->cmd[0] |= param2;
+ }
+ if(param3) {
+ snd_BUG_ON(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)
+{
+ int err;
+
+ mutex_lock(&mgr->msg_lock);
+ err = pcxhr_send_msg_nolock(mgr, rmh);
+ mutex_unlock(&mgr->msg_lock);
+ 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;
+ dev_dbg(&mgr->pci->dev, "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) {
+ dev_err(&mgr->pci->dev,
+ "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) {
+ dev_err(&mgr->pci->dev,
+ "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) {
+ dev_err(&mgr->pci->dev,
+ "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) {
+ dev_err(&mgr->pci->dev,
+ "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_VERBOSE
+ ktime_t start_time, stop_time, diff_time;
+
+ start_time = ktime_get();
+#endif
+ audio_mask = (playback_mask |
+ (capture_mask << PCXHR_PIPE_STATE_CAPTURE_OFFSET));
+ /* current pipe state (playback + record) */
+ state = pcxhr_pipes_running(mgr);
+ dev_dbg(&mgr->pci->dev,
+ "pcxhr_set_pipe_state %s (mask %x current %x)\n",
+ start ? "START" : "STOP", audio_mask, state);
+ if (start) {
+ /* start only pipes that are not yet started */
+ audio_mask &= ~state;
+ 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 */
+ mdelay(1); /* 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) {
+ dev_err(&mgr->pci->dev, "error pipe start/stop\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_VERBOSE
+ stop_time = ktime_get();
+ diff_time = ktime_sub(stop_time, start_time);
+ dev_dbg(&mgr->pci->dev, "***SET PIPE STATE*** TIME = %ld (err = %x)\n",
+ (long)(ktime_to_ns(diff_time)), 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;
+ int err;
+
+ mutex_lock(&mgr->msg_lock);
+ if ((mgr->io_num_reg_cont & mask) == value) {
+ dev_dbg(&mgr->pci->dev,
+ "IO_NUM_REG_CONT mask %x already is set to %x\n",
+ mask, value);
+ if (changed)
+ *changed = 0;
+ mutex_unlock(&mgr->msg_lock);
+ 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;
+ }
+ mutex_unlock(&mgr->msg_lock);
+ 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)
+{
+ static const char * const err_src_name[] = {
+ [PCXHR_ERR_PIPE] = "Pipe",
+ [PCXHR_ERR_STREAM] = "Stream",
+ [PCXHR_ERR_AUDIO] = "Audio"
+ };
+
+ if (err & 0xfff)
+ err &= 0xfff;
+ else
+ err = ((err >> 12) & 0xfff);
+ if (!err)
+ return 0;
+ dev_dbg(&mgr->pci->dev, "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;
+}
+
+
+static void pcxhr_msg_thread(struct pcxhr_mgr *mgr)
+{
+ struct pcxhr_rmh *prmh = mgr->prmh;
+ int err;
+ int i, j;
+
+ if (mgr->src_it_dsp & PCXHR_IRQ_FREQ_CHANGE)
+ dev_dbg(&mgr->pci->dev,
+ "PCXHR_IRQ_FREQ_CHANGE event occurred\n");
+ if (mgr->src_it_dsp & PCXHR_IRQ_TIME_CODE)
+ dev_dbg(&mgr->pci->dev,
+ "PCXHR_IRQ_TIME_CODE event occurred\n");
+ if (mgr->src_it_dsp & PCXHR_IRQ_NOTIFY)
+ dev_dbg(&mgr->pci->dev,
+ "PCXHR_IRQ_NOTIFY event occurred\n");
+ if (mgr->src_it_dsp & (PCXHR_IRQ_FREQ_CHANGE | PCXHR_IRQ_TIME_CODE)) {
+ /* clear events FREQ_CHANGE and TIME_CODE */
+ pcxhr_init_rmh(prmh, CMD_TEST_IT);
+ err = pcxhr_send_msg(mgr, prmh);
+ dev_dbg(&mgr->pci->dev, "CMD_TEST_IT : err=%x, stat=%x\n",
+ err, prmh->stat[0]);
+ }
+ if (mgr->src_it_dsp & PCXHR_IRQ_ASYNC) {
+ dev_dbg(&mgr->pci->dev,
+ "PCXHR_IRQ_ASYNC event occurred\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)
+ dev_err(&mgr->pci->dev, "ERROR pcxhr_msg_thread=%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 err2;
+
+ if (prmh->stat[i] & 0x800000) { /* if BIT_END */
+ dev_dbg(&mgr->pci->dev,
+ "TASKLET : End%sPipe %d\n",
+ is_capture ? "Record" : "Play",
+ pipe);
+ }
+ i++;
+ err2 = prmh->stat[i] ? prmh->stat[i] : prmh->stat[i+1];
+ if (err2)
+ pcxhr_handle_async_err(mgr, err2,
+ PCXHR_ERR_PIPE,
+ pipe, is_capture);
+ i += 2;
+ for (j = 0; j < nb_stream; j++) {
+ err2 = prmh->stat[i] ?
+ prmh->stat[i] : prmh->stat[i+1];
+ if (err2)
+ pcxhr_handle_async_err(mgr, err2,
+ PCXHR_ERR_STREAM,
+ pipe,
+ is_capture);
+ i += 2;
+ }
+ for (j = 0; j < nb_audio; j++) {
+ err2 = prmh->stat[i] ?
+ prmh->stat[i] : prmh->stat[i+1];
+ if (err2)
+ pcxhr_handle_async_err(mgr, err2,
+ 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];
+
+ dev_dbg(&mgr->pci->dev,
+ "stream %c%d : abs samples real(%llu) timer(%llu)\n",
+ stream->pipe->is_capture ? 'C' : 'P',
+ stream->substream->number,
+ hw_sample_count,
+ stream->timer_abs_periods + stream->timer_period_frag +
+ mgr->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 = mgr->granularity;
+ }
+
+ if (!stream->timer_is_synced) {
+ if ((stream->timer_abs_periods != 0) ||
+ ((stream->timer_period_frag + samples_to_add) >=
+ runtime->period_size)) {
+ new_sample_count =
+ pcxhr_stream_read_position(mgr, stream);
+ hardware_read = 1;
+ if (new_sample_count >= mgr->granularity) {
+ /* sub security offset because of
+ * jitter and finer granularity of
+ * dsp time (MBOX4)
+ */
+ new_sample_count -= mgr->granularity;
+ 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 {
+ dev_err(&mgr->pci->dev,
+ "ERROR new_sample_count too small ??? %ld\n",
+ (long unsigned int)new_sample_count);
+ }
+
+ if (elapsed) {
+ mutex_unlock(&mgr->lock);
+ snd_pcm_period_elapsed(stream->substream);
+ mutex_lock(&mgr->lock);
+ }
+ }
+}
+
+irqreturn_t pcxhr_interrupt(int irq, void *dev_id)
+{
+ struct pcxhr_mgr *mgr = dev_id;
+ unsigned int reg;
+ bool wake_thread = false;
+
+ reg = PCXHR_INPL(mgr, PCXHR_PLX_IRQCS);
+ if (! (reg & PCXHR_IRQCS_ACTIVE_PCIDB)) {
+ /* this device did not cause the interrupt */
+ return IRQ_NONE;
+ }
+
+ /* clear interrupt */
+ reg = PCXHR_INPL(mgr, PCXHR_PLX_L2PCIDB);
+ PCXHR_OUTPL(mgr, PCXHR_PLX_L2PCIDB, reg);
+
+ /* timer irq occurred */
+ if (reg & PCXHR_IRQ_TIMER) {
+ int timer_toggle = reg & PCXHR_IRQ_TIMER;
+ if (timer_toggle == mgr->timer_toggle) {
+ dev_dbg(&mgr->pci->dev, "ERROR TIMER TOGGLE\n");
+ mgr->dsp_time_err++;
+ }
+
+ mgr->timer_toggle = timer_toggle;
+ mgr->src_it_dsp = reg;
+ wake_thread = true;
+ }
+
+ /* other irq's handled in the thread */
+ if (reg & PCXHR_IRQ_MASK) {
+ if (reg & PCXHR_IRQ_ASYNC) {
+ /* as we didn't request any async notifications,
+ * some kind of xrun error will probably occurred
+ */
+ /* better resynchronize all streams next interrupt : */
+ mgr->dsp_time_last = PCXHR_DSP_TIME_INVALID;
+ }
+ mgr->src_it_dsp = reg;
+ wake_thread = true;
+ }
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+ if (reg & PCXHR_FATAL_DSP_ERR)
+ dev_dbg(&mgr->pci->dev, "FATAL DSP ERROR : %x\n", reg);
+#endif
+
+ return wake_thread ? IRQ_WAKE_THREAD : IRQ_HANDLED;
+}
+
+irqreturn_t pcxhr_threaded_irq(int irq, void *dev_id)
+{
+ struct pcxhr_mgr *mgr = dev_id;
+ int i, j;
+ struct snd_pcxhr *chip;
+
+ mutex_lock(&mgr->lock);
+ if (mgr->src_it_dsp & 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)) {
+ /* handle dsp counter wraparound without resync */
+ int tmp_diff = dsp_time_diff + PCXHR_DSP_TIME_MASK + 1;
+ dev_dbg(&mgr->pci->dev,
+ "WARNING DSP timestamp old(%d) new(%d)",
+ mgr->dsp_time_last, dsp_time_new);
+ if (tmp_diff > 0 && tmp_diff <= (2*mgr->granularity)) {
+ dev_dbg(&mgr->pci->dev,
+ "-> timestamp wraparound OK: "
+ "diff=%d\n", tmp_diff);
+ dsp_time_diff = tmp_diff;
+ } else {
+ dev_dbg(&mgr->pci->dev,
+ "-> resynchronize all streams\n");
+ mgr->dsp_time_err++;
+ }
+ }
+#ifdef CONFIG_SND_DEBUG_VERBOSE
+ if (dsp_time_diff == 0)
+ dev_dbg(&mgr->pci->dev,
+ "ERROR DSP TIME NO DIFF time(%d)\n",
+ dsp_time_new);
+ else if (dsp_time_diff >= (2*mgr->granularity))
+ dev_dbg(&mgr->pci->dev,
+ "ERROR DSP TIME TOO BIG old(%d) add(%d)\n",
+ mgr->dsp_time_last,
+ dsp_time_new - mgr->dsp_time_last);
+ else if (dsp_time_diff % mgr->granularity)
+ dev_dbg(&mgr->pci->dev,
+ "ERROR DSP TIME increased by %d\n",
+ dsp_time_diff);
+#endif
+ mgr->dsp_time_last = dsp_time_new;
+
+ 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);
+ }
+ }
+
+ pcxhr_msg_thread(mgr);
+ mutex_unlock(&mgr->lock);
+ return IRQ_HANDLED;
+}
diff --git a/sound/pci/pcxhr/pcxhr_core.h b/sound/pci/pcxhr/pcxhr_core.h
new file mode 100644
index 0000000000..d8319b983e
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_core.h
@@ -0,0 +1,192 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt and message handling
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#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_GET_TIME_CODE, /* cmd_len = 1 stat_len = 5 */
+ CMD_MANAGE_SIGNAL, /* cmd_len = 1 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);
+
+#define DSP_EXT_CMD_SET(x) (x->dsp_version > 0x012800)
+
+/*
+ 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_CONFIG_SRC 12
+#define IO_NUM_REG_OUT_ANA_LEVEL 20
+#define IO_NUM_REG_IN_ANA_LEVEL 21
+
+#define REG_CONT_VALSMPTE 0x000800
+#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);
+irqreturn_t pcxhr_threaded_irq(int irq, void *dev_id);
+
+#endif /* __SOUND_PCXHR_CORE_H */
diff --git a/sound/pci/pcxhr/pcxhr_hwdep.c b/sound/pci/pcxhr/pcxhr_hwdep.c
new file mode 100644
index 0000000000..249805065f
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_hwdep.c
@@ -0,0 +1,412 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * hwdep device manager
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#include <linux/interrupt.h>
+#include <linux/vmalloc.h>
+#include <linux/firmware.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+#include <linux/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"
+#include "pcxhr_mix22.h"
+
+
+static int pcxhr_sub_init(struct pcxhr_mgr *mgr);
+/*
+ * 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 4, 8 or 12 phys out */
+ if ((rmh.stat[0] & MASK_FIRST_FIELD) < mgr->playback_chips * 2)
+ return -EINVAL;
+ /* test 4, 8 or 2 phys in */
+ if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) <
+ mgr->capture_chips * 2)
+ return -EINVAL;
+ /* test max nb substream per board */
+ if ((rmh.stat[1] & 0x5F) < card_streams)
+ return -EINVAL;
+ /* test max nb substream per pipe */
+ if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS)
+ return -EINVAL;
+ dev_dbg(&mgr->pci->dev,
+ "supported formats : playback=%x capture=%x\n",
+ rmh.stat[2], rmh.stat[3]);
+
+ 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) + mgr->granularity;
+ rmh.cmd_len = 2;
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err)
+ return err;
+ dev_dbg(&mgr->pci->dev,
+ "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];
+
+ if (mgr->is_hr_stereo)
+ err = hr222_sub_init(mgr);
+ else
+ err = pcxhr_sub_init(mgr);
+ return err;
+}
+
+static int pcxhr_sub_init(struct pcxhr_mgr *mgr)
+{
+ int err;
+ struct pcxhr_rmh rmh;
+
+ /* 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 found */
+
+ /* 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 (a write to IO_NUM_REG_MUTE_OUT mutes!) */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ);
+ rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT;
+ if (DSP_EXT_CMD_SET(mgr)) {
+ rmh.cmd[1] = 1; /* unmute digital plugs */
+ rmh.cmd_len = 2;
+ }
+ 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 */
+ if (!mgr->is_hr_stereo) {
+ /* 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);
+ }
+ /* stereo cards mute with reset of dsp */
+ }
+ /* 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);
+ mgr->dsp_loaded = 1;
+ }
+ 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 */
+ }
+ dev_dbg(&mgr->pci->dev, "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);
+ rmh.cmd[1] |= 0x020000; /* add P_PCM_ONLY_MASK */
+ if (DSP_EXT_CMD_SET(mgr)) {
+ /* add channel mask to command */
+ rmh.cmd[rmh.cmd_len++] = (audio_count == 1) ? 0x01 : 0x03;
+ }
+ err = pcxhr_send_msg(mgr, &rmh);
+ if (err < 0) {
+ dev_err(&mgr->pci->dev, "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)
+ dev_err(&mgr->pci->dev, "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)
+ dev_err(&mgr->pci->dev, "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;
+
+ dev_dbg(&mgr->pci->dev,
+ "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:
+ dev_err(&mgr->pci->dev, "wrong file index\n");
+ return -EFAULT;
+ } /* end of switch file index*/
+
+ /* first communication with embedded */
+ err = pcxhr_init_board(mgr);
+ if (err < 0) {
+ dev_err(&mgr->pci->dev, "pcxhr could not be set up\n");
+ return err;
+ }
+ err = pcxhr_config_pipes(mgr);
+ if (err < 0) {
+ dev_err(&mgr->pci->dev, "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];
+
+ err = pcxhr_create_pcm(chip);
+ if (err < 0)
+ return err;
+
+ if (card_index == 0) {
+ err = pcxhr_create_mixer(chip->mgr);
+ if (err < 0)
+ return err;
+ }
+ err = snd_card_register(chip->card);
+ if (err < 0)
+ return err;
+ }
+ err = pcxhr_start_pipes(mgr);
+ if (err < 0) {
+ dev_err(&mgr->pci->dev, "pcxhr pipes could not be started\n");
+ return err;
+ }
+ dev_dbg(&mgr->pci->dev,
+ "pcxhr firmware downloaded and successfully set up\n");
+
+ return 0;
+}
+
+/*
+ * fw loader entry
+ */
+int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
+{
+ static const char * const fw_files[][5] = {
+ [0] = { "xlxint.dat", "xlxc882hr.dat",
+ "dspe882.e56", "dspb882hr.b56", "dspd882.d56" },
+ [1] = { "xlxint.dat", "xlxc882e.dat",
+ "dspe882.e56", "dspb882e.b56", "dspd882.d56" },
+ [2] = { "xlxint.dat", "xlxc1222hr.dat",
+ "dspe882.e56", "dspb1222hr.b56", "dspd1222.d56" },
+ [3] = { "xlxint.dat", "xlxc1222e.dat",
+ "dspe882.e56", "dspb1222e.b56", "dspd1222.d56" },
+ [4] = { NULL, "xlxc222.dat",
+ "dspe924.e56", "dspb924.b56", "dspd222.d56" },
+ [5] = { NULL, "xlxc924.dat",
+ "dspe924.e56", "dspb924.b56", "dspd222.d56" },
+ };
+ char path[32];
+
+ const struct firmware *fw_entry;
+ int i, err;
+ int fw_set = mgr->fw_file_set;
+
+ for (i = 0; i < 5; i++) {
+ if (!fw_files[fw_set][i])
+ continue;
+ sprintf(path, "pcxhr/%s", fw_files[fw_set][i]);
+ if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
+ dev_err(&mgr->pci->dev,
+ "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;
+}
+
+MODULE_FIRMWARE("pcxhr/xlxint.dat");
+MODULE_FIRMWARE("pcxhr/xlxc882hr.dat");
+MODULE_FIRMWARE("pcxhr/xlxc882e.dat");
+MODULE_FIRMWARE("pcxhr/dspe882.e56");
+MODULE_FIRMWARE("pcxhr/dspb882hr.b56");
+MODULE_FIRMWARE("pcxhr/dspb882e.b56");
+MODULE_FIRMWARE("pcxhr/dspd882.d56");
+
+MODULE_FIRMWARE("pcxhr/xlxc1222hr.dat");
+MODULE_FIRMWARE("pcxhr/xlxc1222e.dat");
+MODULE_FIRMWARE("pcxhr/dspb1222hr.b56");
+MODULE_FIRMWARE("pcxhr/dspb1222e.b56");
+MODULE_FIRMWARE("pcxhr/dspd1222.d56");
+
+MODULE_FIRMWARE("pcxhr/xlxc222.dat");
+MODULE_FIRMWARE("pcxhr/xlxc924.dat");
+MODULE_FIRMWARE("pcxhr/dspe924.e56");
+MODULE_FIRMWARE("pcxhr/dspb924.b56");
+MODULE_FIRMWARE("pcxhr/dspd222.d56");
diff --git a/sound/pci/pcxhr/pcxhr_hwdep.h b/sound/pci/pcxhr/pcxhr_hwdep.h
new file mode 100644
index 0000000000..f7a440e4be
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_hwdep.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * definitions and makros for basic card access
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#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 */
diff --git a/sound/pci/pcxhr/pcxhr_mix22.c b/sound/pci/pcxhr/pcxhr_mix22.c
new file mode 100644
index 0000000000..f340458fd2
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_mix22.c
@@ -0,0 +1,855 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * mixer interface for stereo cards
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/pci.h>
+#include <sound/core.h>
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include <sound/asoundef.h>
+#include "pcxhr.h"
+#include "pcxhr_core.h"
+#include "pcxhr_mix22.h"
+
+
+/* registers used on the DSP and Xilinx (port 2) : HR stereo cards only */
+#define PCXHR_DSP_RESET 0x20
+#define PCXHR_XLX_CFG 0x24
+#define PCXHR_XLX_RUER 0x28
+#define PCXHR_XLX_DATA 0x2C
+#define PCXHR_XLX_STATUS 0x30
+#define PCXHR_XLX_LOFREQ 0x34
+#define PCXHR_XLX_HIFREQ 0x38
+#define PCXHR_XLX_CSUER 0x3C
+#define PCXHR_XLX_SELMIC 0x40
+
+#define PCXHR_DSP 2
+
+/* byte access only ! */
+#define PCXHR_INPB(mgr, x) inb((mgr)->port[PCXHR_DSP] + (x))
+#define PCXHR_OUTPB(mgr, x, data) outb((data), (mgr)->port[PCXHR_DSP] + (x))
+
+
+/* values for PCHR_DSP_RESET register */
+#define PCXHR_DSP_RESET_DSP 0x01
+#define PCXHR_DSP_RESET_MUTE 0x02
+#define PCXHR_DSP_RESET_CODEC 0x08
+#define PCXHR_DSP_RESET_SMPTE 0x10
+#define PCXHR_DSP_RESET_GPO_OFFSET 5
+#define PCXHR_DSP_RESET_GPO_MASK 0x60
+
+/* values for PCHR_XLX_CFG register */
+#define PCXHR_CFG_SYNCDSP_MASK 0x80
+#define PCXHR_CFG_DEPENDENCY_MASK 0x60
+#define PCXHR_CFG_INDEPENDANT_SEL 0x00
+#define PCXHR_CFG_MASTER_SEL 0x40
+#define PCXHR_CFG_SLAVE_SEL 0x20
+#define PCXHR_CFG_DATA_UER1_SEL_MASK 0x10 /* 0 (UER0), 1(UER1) */
+#define PCXHR_CFG_DATAIN_SEL_MASK 0x08 /* 0 (ana), 1 (UER) */
+#define PCXHR_CFG_SRC_MASK 0x04 /* 0 (Bypass), 1 (SRC Actif) */
+#define PCXHR_CFG_CLOCK_UER1_SEL_MASK 0x02 /* 0 (UER0), 1(UER1) */
+#define PCXHR_CFG_CLOCKIN_SEL_MASK 0x01 /* 0 (internal), 1 (AES/EBU) */
+
+/* values for PCHR_XLX_DATA register */
+#define PCXHR_DATA_CODEC 0x80
+#define AKM_POWER_CONTROL_CMD 0xA007
+#define AKM_RESET_ON_CMD 0xA100
+#define AKM_RESET_OFF_CMD 0xA103
+#define AKM_CLOCK_INF_55K_CMD 0xA240
+#define AKM_CLOCK_SUP_55K_CMD 0xA24D
+#define AKM_MUTE_CMD 0xA38D
+#define AKM_UNMUTE_CMD 0xA30D
+#define AKM_LEFT_LEVEL_CMD 0xA600
+#define AKM_RIGHT_LEVEL_CMD 0xA700
+
+/* values for PCHR_XLX_STATUS register - READ */
+#define PCXHR_STAT_SRC_LOCK 0x01
+#define PCXHR_STAT_LEVEL_IN 0x02
+#define PCXHR_STAT_GPI_OFFSET 2
+#define PCXHR_STAT_GPI_MASK 0x0C
+#define PCXHR_STAT_MIC_CAPS 0x10
+/* values for PCHR_XLX_STATUS register - WRITE */
+#define PCXHR_STAT_FREQ_SYNC_MASK 0x01
+#define PCXHR_STAT_FREQ_UER1_MASK 0x02
+#define PCXHR_STAT_FREQ_SAVE_MASK 0x80
+
+/* values for PCHR_XLX_CSUER register */
+#define PCXHR_SUER1_BIT_U_READ_MASK 0x80
+#define PCXHR_SUER1_BIT_C_READ_MASK 0x40
+#define PCXHR_SUER1_DATA_PRESENT_MASK 0x20
+#define PCXHR_SUER1_CLOCK_PRESENT_MASK 0x10
+#define PCXHR_SUER_BIT_U_READ_MASK 0x08
+#define PCXHR_SUER_BIT_C_READ_MASK 0x04
+#define PCXHR_SUER_DATA_PRESENT_MASK 0x02
+#define PCXHR_SUER_CLOCK_PRESENT_MASK 0x01
+
+#define PCXHR_SUER_BIT_U_WRITE_MASK 0x02
+#define PCXHR_SUER_BIT_C_WRITE_MASK 0x01
+
+/* values for PCXHR_XLX_SELMIC register - WRITE */
+#define PCXHR_SELMIC_PREAMPLI_OFFSET 2
+#define PCXHR_SELMIC_PREAMPLI_MASK 0x0C
+#define PCXHR_SELMIC_PHANTOM_ALIM 0x80
+
+
+static const unsigned char g_hr222_p_level[] = {
+ 0x00, /* [000] -49.5 dB: AKM[000] = -1.#INF dB (mute) */
+ 0x01, /* [001] -49.0 dB: AKM[001] = -48.131 dB (diff=0.86920 dB) */
+ 0x01, /* [002] -48.5 dB: AKM[001] = -48.131 dB (diff=0.36920 dB) */
+ 0x01, /* [003] -48.0 dB: AKM[001] = -48.131 dB (diff=0.13080 dB) */
+ 0x01, /* [004] -47.5 dB: AKM[001] = -48.131 dB (diff=0.63080 dB) */
+ 0x01, /* [005] -46.5 dB: AKM[001] = -48.131 dB (diff=1.63080 dB) */
+ 0x01, /* [006] -47.0 dB: AKM[001] = -48.131 dB (diff=1.13080 dB) */
+ 0x01, /* [007] -46.0 dB: AKM[001] = -48.131 dB (diff=2.13080 dB) */
+ 0x01, /* [008] -45.5 dB: AKM[001] = -48.131 dB (diff=2.63080 dB) */
+ 0x02, /* [009] -45.0 dB: AKM[002] = -42.110 dB (diff=2.88980 dB) */
+ 0x02, /* [010] -44.5 dB: AKM[002] = -42.110 dB (diff=2.38980 dB) */
+ 0x02, /* [011] -44.0 dB: AKM[002] = -42.110 dB (diff=1.88980 dB) */
+ 0x02, /* [012] -43.5 dB: AKM[002] = -42.110 dB (diff=1.38980 dB) */
+ 0x02, /* [013] -43.0 dB: AKM[002] = -42.110 dB (diff=0.88980 dB) */
+ 0x02, /* [014] -42.5 dB: AKM[002] = -42.110 dB (diff=0.38980 dB) */
+ 0x02, /* [015] -42.0 dB: AKM[002] = -42.110 dB (diff=0.11020 dB) */
+ 0x02, /* [016] -41.5 dB: AKM[002] = -42.110 dB (diff=0.61020 dB) */
+ 0x02, /* [017] -41.0 dB: AKM[002] = -42.110 dB (diff=1.11020 dB) */
+ 0x02, /* [018] -40.5 dB: AKM[002] = -42.110 dB (diff=1.61020 dB) */
+ 0x03, /* [019] -40.0 dB: AKM[003] = -38.588 dB (diff=1.41162 dB) */
+ 0x03, /* [020] -39.5 dB: AKM[003] = -38.588 dB (diff=0.91162 dB) */
+ 0x03, /* [021] -39.0 dB: AKM[003] = -38.588 dB (diff=0.41162 dB) */
+ 0x03, /* [022] -38.5 dB: AKM[003] = -38.588 dB (diff=0.08838 dB) */
+ 0x03, /* [023] -38.0 dB: AKM[003] = -38.588 dB (diff=0.58838 dB) */
+ 0x03, /* [024] -37.5 dB: AKM[003] = -38.588 dB (diff=1.08838 dB) */
+ 0x04, /* [025] -37.0 dB: AKM[004] = -36.090 dB (diff=0.91040 dB) */
+ 0x04, /* [026] -36.5 dB: AKM[004] = -36.090 dB (diff=0.41040 dB) */
+ 0x04, /* [027] -36.0 dB: AKM[004] = -36.090 dB (diff=0.08960 dB) */
+ 0x04, /* [028] -35.5 dB: AKM[004] = -36.090 dB (diff=0.58960 dB) */
+ 0x05, /* [029] -35.0 dB: AKM[005] = -34.151 dB (diff=0.84860 dB) */
+ 0x05, /* [030] -34.5 dB: AKM[005] = -34.151 dB (diff=0.34860 dB) */
+ 0x05, /* [031] -34.0 dB: AKM[005] = -34.151 dB (diff=0.15140 dB) */
+ 0x05, /* [032] -33.5 dB: AKM[005] = -34.151 dB (diff=0.65140 dB) */
+ 0x06, /* [033] -33.0 dB: AKM[006] = -32.568 dB (diff=0.43222 dB) */
+ 0x06, /* [034] -32.5 dB: AKM[006] = -32.568 dB (diff=0.06778 dB) */
+ 0x06, /* [035] -32.0 dB: AKM[006] = -32.568 dB (diff=0.56778 dB) */
+ 0x07, /* [036] -31.5 dB: AKM[007] = -31.229 dB (diff=0.27116 dB) */
+ 0x07, /* [037] -31.0 dB: AKM[007] = -31.229 dB (diff=0.22884 dB) */
+ 0x08, /* [038] -30.5 dB: AKM[008] = -30.069 dB (diff=0.43100 dB) */
+ 0x08, /* [039] -30.0 dB: AKM[008] = -30.069 dB (diff=0.06900 dB) */
+ 0x09, /* [040] -29.5 dB: AKM[009] = -29.046 dB (diff=0.45405 dB) */
+ 0x09, /* [041] -29.0 dB: AKM[009] = -29.046 dB (diff=0.04595 dB) */
+ 0x0a, /* [042] -28.5 dB: AKM[010] = -28.131 dB (diff=0.36920 dB) */
+ 0x0a, /* [043] -28.0 dB: AKM[010] = -28.131 dB (diff=0.13080 dB) */
+ 0x0b, /* [044] -27.5 dB: AKM[011] = -27.303 dB (diff=0.19705 dB) */
+ 0x0b, /* [045] -27.0 dB: AKM[011] = -27.303 dB (diff=0.30295 dB) */
+ 0x0c, /* [046] -26.5 dB: AKM[012] = -26.547 dB (diff=0.04718 dB) */
+ 0x0d, /* [047] -26.0 dB: AKM[013] = -25.852 dB (diff=0.14806 dB) */
+ 0x0e, /* [048] -25.5 dB: AKM[014] = -25.208 dB (diff=0.29176 dB) */
+ 0x0e, /* [049] -25.0 dB: AKM[014] = -25.208 dB (diff=0.20824 dB) */
+ 0x0f, /* [050] -24.5 dB: AKM[015] = -24.609 dB (diff=0.10898 dB) */
+ 0x10, /* [051] -24.0 dB: AKM[016] = -24.048 dB (diff=0.04840 dB) */
+ 0x11, /* [052] -23.5 dB: AKM[017] = -23.522 dB (diff=0.02183 dB) */
+ 0x12, /* [053] -23.0 dB: AKM[018] = -23.025 dB (diff=0.02535 dB) */
+ 0x13, /* [054] -22.5 dB: AKM[019] = -22.556 dB (diff=0.05573 dB) */
+ 0x14, /* [055] -22.0 dB: AKM[020] = -22.110 dB (diff=0.11020 dB) */
+ 0x15, /* [056] -21.5 dB: AKM[021] = -21.686 dB (diff=0.18642 dB) */
+ 0x17, /* [057] -21.0 dB: AKM[023] = -20.896 dB (diff=0.10375 dB) */
+ 0x18, /* [058] -20.5 dB: AKM[024] = -20.527 dB (diff=0.02658 dB) */
+ 0x1a, /* [059] -20.0 dB: AKM[026] = -19.831 dB (diff=0.16866 dB) */
+ 0x1b, /* [060] -19.5 dB: AKM[027] = -19.504 dB (diff=0.00353 dB) */
+ 0x1d, /* [061] -19.0 dB: AKM[029] = -18.883 dB (diff=0.11716 dB) */
+ 0x1e, /* [062] -18.5 dB: AKM[030] = -18.588 dB (diff=0.08838 dB) */
+ 0x20, /* [063] -18.0 dB: AKM[032] = -18.028 dB (diff=0.02780 dB) */
+ 0x22, /* [064] -17.5 dB: AKM[034] = -17.501 dB (diff=0.00123 dB) */
+ 0x24, /* [065] -17.0 dB: AKM[036] = -17.005 dB (diff=0.00475 dB) */
+ 0x26, /* [066] -16.5 dB: AKM[038] = -16.535 dB (diff=0.03513 dB) */
+ 0x28, /* [067] -16.0 dB: AKM[040] = -16.090 dB (diff=0.08960 dB) */
+ 0x2b, /* [068] -15.5 dB: AKM[043] = -15.461 dB (diff=0.03857 dB) */
+ 0x2d, /* [069] -15.0 dB: AKM[045] = -15.067 dB (diff=0.06655 dB) */
+ 0x30, /* [070] -14.5 dB: AKM[048] = -14.506 dB (diff=0.00598 dB) */
+ 0x33, /* [071] -14.0 dB: AKM[051] = -13.979 dB (diff=0.02060 dB) */
+ 0x36, /* [072] -13.5 dB: AKM[054] = -13.483 dB (diff=0.01707 dB) */
+ 0x39, /* [073] -13.0 dB: AKM[057] = -13.013 dB (diff=0.01331 dB) */
+ 0x3c, /* [074] -12.5 dB: AKM[060] = -12.568 dB (diff=0.06778 dB) */
+ 0x40, /* [075] -12.0 dB: AKM[064] = -12.007 dB (diff=0.00720 dB) */
+ 0x44, /* [076] -11.5 dB: AKM[068] = -11.481 dB (diff=0.01937 dB) */
+ 0x48, /* [077] -11.0 dB: AKM[072] = -10.984 dB (diff=0.01585 dB) */
+ 0x4c, /* [078] -10.5 dB: AKM[076] = -10.515 dB (diff=0.01453 dB) */
+ 0x51, /* [079] -10.0 dB: AKM[081] = -9.961 dB (diff=0.03890 dB) */
+ 0x55, /* [080] -9.5 dB: AKM[085] = -9.542 dB (diff=0.04243 dB) */
+ 0x5a, /* [081] -9.0 dB: AKM[090] = -9.046 dB (diff=0.04595 dB) */
+ 0x60, /* [082] -8.5 dB: AKM[096] = -8.485 dB (diff=0.01462 dB) */
+ 0x66, /* [083] -8.0 dB: AKM[102] = -7.959 dB (diff=0.04120 dB) */
+ 0x6c, /* [084] -7.5 dB: AKM[108] = -7.462 dB (diff=0.03767 dB) */
+ 0x72, /* [085] -7.0 dB: AKM[114] = -6.993 dB (diff=0.00729 dB) */
+ 0x79, /* [086] -6.5 dB: AKM[121] = -6.475 dB (diff=0.02490 dB) */
+ 0x80, /* [087] -6.0 dB: AKM[128] = -5.987 dB (diff=0.01340 dB) */
+ 0x87, /* [088] -5.5 dB: AKM[135] = -5.524 dB (diff=0.02413 dB) */
+ 0x8f, /* [089] -5.0 dB: AKM[143] = -5.024 dB (diff=0.02408 dB) */
+ 0x98, /* [090] -4.5 dB: AKM[152] = -4.494 dB (diff=0.00607 dB) */
+ 0xa1, /* [091] -4.0 dB: AKM[161] = -3.994 dB (diff=0.00571 dB) */
+ 0xaa, /* [092] -3.5 dB: AKM[170] = -3.522 dB (diff=0.02183 dB) */
+ 0xb5, /* [093] -3.0 dB: AKM[181] = -2.977 dB (diff=0.02277 dB) */
+ 0xbf, /* [094] -2.5 dB: AKM[191] = -2.510 dB (diff=0.01014 dB) */
+ 0xcb, /* [095] -2.0 dB: AKM[203] = -1.981 dB (diff=0.01912 dB) */
+ 0xd7, /* [096] -1.5 dB: AKM[215] = -1.482 dB (diff=0.01797 dB) */
+ 0xe3, /* [097] -1.0 dB: AKM[227] = -1.010 dB (diff=0.01029 dB) */
+ 0xf1, /* [098] -0.5 dB: AKM[241] = -0.490 dB (diff=0.00954 dB) */
+ 0xff, /* [099] +0.0 dB: AKM[255] = +0.000 dB (diff=0.00000 dB) */
+};
+
+
+static void hr222_config_akm(struct pcxhr_mgr *mgr, unsigned short data)
+{
+ unsigned short mask = 0x8000;
+ /* activate access to codec registers */
+ PCXHR_INPB(mgr, PCXHR_XLX_HIFREQ);
+
+ while (mask) {
+ PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
+ data & mask ? PCXHR_DATA_CODEC : 0);
+ mask >>= 1;
+ }
+ /* termiate access to codec registers */
+ PCXHR_INPB(mgr, PCXHR_XLX_RUER);
+}
+
+
+static int hr222_set_hw_playback_level(struct pcxhr_mgr *mgr,
+ int idx, int level)
+{
+ unsigned short cmd;
+ if (idx > 1 ||
+ level < 0 ||
+ level >= ARRAY_SIZE(g_hr222_p_level))
+ return -EINVAL;
+
+ if (idx == 0)
+ cmd = AKM_LEFT_LEVEL_CMD;
+ else
+ cmd = AKM_RIGHT_LEVEL_CMD;
+
+ /* conversion from PmBoardCodedLevel to AKM nonlinear programming */
+ cmd += g_hr222_p_level[level];
+
+ hr222_config_akm(mgr, cmd);
+ return 0;
+}
+
+
+static int hr222_set_hw_capture_level(struct pcxhr_mgr *mgr,
+ int level_l, int level_r, int level_mic)
+{
+ /* program all input levels at the same time */
+ unsigned int data;
+ int i;
+
+ if (!mgr->capture_chips)
+ return -EINVAL; /* no PCX22 */
+
+ data = ((level_mic & 0xff) << 24); /* micro is mono, but apply */
+ data |= ((level_mic & 0xff) << 16); /* level on both channels */
+ data |= ((level_r & 0xff) << 8); /* line input right channel */
+ data |= (level_l & 0xff); /* line input left channel */
+
+ PCXHR_INPB(mgr, PCXHR_XLX_DATA); /* activate input codec */
+ /* send 32 bits (4 x 8 bits) */
+ for (i = 0; i < 32; i++, data <<= 1) {
+ PCXHR_OUTPB(mgr, PCXHR_XLX_DATA,
+ (data & 0x80000000) ? PCXHR_DATA_CODEC : 0);
+ }
+ PCXHR_INPB(mgr, PCXHR_XLX_RUER); /* close input level codec */
+ return 0;
+}
+
+static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level);
+
+int hr222_sub_init(struct pcxhr_mgr *mgr)
+{
+ unsigned char reg;
+
+ mgr->board_has_analog = 1; /* analog always available */
+ mgr->xlx_cfg = PCXHR_CFG_SYNCDSP_MASK;
+
+ reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
+ if (reg & PCXHR_STAT_MIC_CAPS)
+ mgr->board_has_mic = 1; /* microphone available */
+ dev_dbg(&mgr->pci->dev,
+ "MIC input available = %d\n", mgr->board_has_mic);
+
+ /* reset codec */
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET,
+ PCXHR_DSP_RESET_DSP);
+ msleep(5);
+ mgr->dsp_reset = PCXHR_DSP_RESET_DSP |
+ PCXHR_DSP_RESET_MUTE |
+ PCXHR_DSP_RESET_CODEC;
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, mgr->dsp_reset);
+ /* hr222_write_gpo(mgr, 0); does the same */
+ msleep(5);
+
+ /* config AKM */
+ hr222_config_akm(mgr, AKM_POWER_CONTROL_CMD);
+ hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
+ hr222_config_akm(mgr, AKM_UNMUTE_CMD);
+ hr222_config_akm(mgr, AKM_RESET_OFF_CMD);
+
+ /* init micro boost */
+ hr222_micro_boost(mgr, 0);
+
+ return 0;
+}
+
+
+/* calc PLL register */
+/* TODO : there is a very similar fct in pcxhr.c */
+static int hr222_pll_freq_register(unsigned int freq,
+ unsigned int *pllreg,
+ unsigned int *realfreq)
+{
+ unsigned int reg;
+
+ if (freq < 6900 || freq > 219000)
+ return -EINVAL;
+ reg = (28224000 * 2) / freq;
+ reg = (reg - 1) / 2;
+ if (reg < 0x100)
+ *pllreg = reg + 0xC00;
+ else 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 / (reg + 1));
+ return 0;
+}
+
+int hr222_sub_set_clock(struct pcxhr_mgr *mgr,
+ unsigned int rate,
+ int *changed)
+{
+ unsigned int speed, pllreg = 0;
+ int err;
+ unsigned realfreq = rate;
+
+ switch (mgr->use_clock_type) {
+ case HR22_CLOCK_TYPE_INTERNAL:
+ err = hr222_pll_freq_register(rate, &pllreg, &realfreq);
+ if (err)
+ return err;
+
+ mgr->xlx_cfg &= ~(PCXHR_CFG_CLOCKIN_SEL_MASK |
+ PCXHR_CFG_CLOCK_UER1_SEL_MASK);
+ break;
+ case HR22_CLOCK_TYPE_AES_SYNC:
+ mgr->xlx_cfg |= PCXHR_CFG_CLOCKIN_SEL_MASK;
+ mgr->xlx_cfg &= ~PCXHR_CFG_CLOCK_UER1_SEL_MASK;
+ break;
+ case HR22_CLOCK_TYPE_AES_1:
+ if (!mgr->board_has_aes1)
+ return -EINVAL;
+
+ mgr->xlx_cfg |= (PCXHR_CFG_CLOCKIN_SEL_MASK |
+ PCXHR_CFG_CLOCK_UER1_SEL_MASK);
+ break;
+ default:
+ return -EINVAL;
+ }
+ hr222_config_akm(mgr, AKM_MUTE_CMD);
+
+ if (mgr->use_clock_type == HR22_CLOCK_TYPE_INTERNAL) {
+ PCXHR_OUTPB(mgr, PCXHR_XLX_HIFREQ, pllreg >> 8);
+ PCXHR_OUTPB(mgr, PCXHR_XLX_LOFREQ, pllreg & 0xff);
+ }
+
+ /* set clock source */
+ PCXHR_OUTPB(mgr, PCXHR_XLX_CFG, mgr->xlx_cfg);
+
+ /* codec speed modes */
+ speed = rate < 55000 ? 0 : 1;
+ if (mgr->codec_speed != speed) {
+ mgr->codec_speed = speed;
+ if (speed == 0)
+ hr222_config_akm(mgr, AKM_CLOCK_INF_55K_CMD);
+ else
+ hr222_config_akm(mgr, AKM_CLOCK_SUP_55K_CMD);
+ }
+
+ mgr->sample_rate_real = realfreq;
+ mgr->cur_clock_type = mgr->use_clock_type;
+
+ if (changed)
+ *changed = 1;
+
+ hr222_config_akm(mgr, AKM_UNMUTE_CMD);
+
+ dev_dbg(&mgr->pci->dev, "set_clock to %dHz (realfreq=%d pllreg=%x)\n",
+ rate, realfreq, pllreg);
+ return 0;
+}
+
+int hr222_get_external_clock(struct pcxhr_mgr *mgr,
+ enum pcxhr_clock_type clock_type,
+ int *sample_rate)
+{
+ int rate, calc_rate = 0;
+ unsigned int ticks;
+ unsigned char mask, reg;
+
+ if (clock_type == HR22_CLOCK_TYPE_AES_SYNC) {
+
+ mask = (PCXHR_SUER_CLOCK_PRESENT_MASK |
+ PCXHR_SUER_DATA_PRESENT_MASK);
+ reg = PCXHR_STAT_FREQ_SYNC_MASK;
+
+ } else if (clock_type == HR22_CLOCK_TYPE_AES_1 && mgr->board_has_aes1) {
+
+ mask = (PCXHR_SUER1_CLOCK_PRESENT_MASK |
+ PCXHR_SUER1_DATA_PRESENT_MASK);
+ reg = PCXHR_STAT_FREQ_UER1_MASK;
+
+ } else {
+ dev_dbg(&mgr->pci->dev,
+ "get_external_clock : type %d not supported\n",
+ clock_type);
+ return -EINVAL; /* other clocks not supported */
+ }
+
+ if ((PCXHR_INPB(mgr, PCXHR_XLX_CSUER) & mask) != mask) {
+ dev_dbg(&mgr->pci->dev,
+ "get_external_clock(%d) = 0 Hz\n", clock_type);
+ *sample_rate = 0;
+ return 0; /* no external clock locked */
+ }
+
+ PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* calculate freq */
+
+ /* save the measured clock frequency */
+ reg |= PCXHR_STAT_FREQ_SAVE_MASK;
+
+ if (mgr->last_reg_stat != reg) {
+ udelay(500); /* wait min 2 cycles of lowest freq (8000) */
+ mgr->last_reg_stat = reg;
+ }
+
+ PCXHR_OUTPB(mgr, PCXHR_XLX_STATUS, reg); /* save */
+
+ /* get the frequency */
+ ticks = (unsigned int)PCXHR_INPB(mgr, PCXHR_XLX_CFG);
+ ticks = (ticks & 0x03) << 8;
+ ticks |= (unsigned int)PCXHR_INPB(mgr, PCXHR_DSP_RESET);
+
+ if (ticks != 0)
+ calc_rate = 28224000 / ticks;
+ /* rounding */
+ if (calc_rate > 184200)
+ rate = 192000;
+ else if (calc_rate > 152200)
+ rate = 176400;
+ else if (calc_rate > 112000)
+ rate = 128000;
+ else if (calc_rate > 92100)
+ rate = 96000;
+ else if (calc_rate > 76100)
+ rate = 88200;
+ else if (calc_rate > 56000)
+ rate = 64000;
+ else if (calc_rate > 46050)
+ rate = 48000;
+ else if (calc_rate > 38050)
+ rate = 44100;
+ else if (calc_rate > 28000)
+ rate = 32000;
+ else if (calc_rate > 23025)
+ rate = 24000;
+ else if (calc_rate > 19025)
+ rate = 22050;
+ else if (calc_rate > 14000)
+ rate = 16000;
+ else if (calc_rate > 11512)
+ rate = 12000;
+ else if (calc_rate > 9512)
+ rate = 11025;
+ else if (calc_rate > 7000)
+ rate = 8000;
+ else
+ rate = 0;
+
+ dev_dbg(&mgr->pci->dev, "External clock is at %d Hz (measured %d Hz)\n",
+ rate, calc_rate);
+ *sample_rate = rate;
+ return 0;
+}
+
+
+int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value)
+{
+ if (is_gpi) {
+ unsigned char reg = PCXHR_INPB(mgr, PCXHR_XLX_STATUS);
+ *value = (int)(reg & PCXHR_STAT_GPI_MASK) >>
+ PCXHR_STAT_GPI_OFFSET;
+ } else {
+ *value = (int)(mgr->dsp_reset & PCXHR_DSP_RESET_GPO_MASK) >>
+ PCXHR_DSP_RESET_GPO_OFFSET;
+ }
+ return 0;
+}
+
+
+int hr222_write_gpo(struct pcxhr_mgr *mgr, int value)
+{
+ unsigned char reg = mgr->dsp_reset & ~PCXHR_DSP_RESET_GPO_MASK;
+
+ reg |= (unsigned char)(value << PCXHR_DSP_RESET_GPO_OFFSET) &
+ PCXHR_DSP_RESET_GPO_MASK;
+
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, reg);
+ mgr->dsp_reset = reg;
+ return 0;
+}
+
+int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable)
+{
+ if (enable)
+ mgr->dsp_reset |= PCXHR_DSP_RESET_SMPTE;
+ else
+ mgr->dsp_reset &= ~PCXHR_DSP_RESET_SMPTE;
+
+ PCXHR_OUTPB(mgr, PCXHR_DSP_RESET, mgr->dsp_reset);
+ return 0;
+}
+
+int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
+ int is_capture, int channel)
+{
+ dev_dbg(chip->card->dev,
+ "hr222_update_analog_audio_level(%s chan=%d)\n",
+ is_capture ? "capture" : "playback", channel);
+ if (is_capture) {
+ int level_l, level_r, level_mic;
+ /* we have to update all levels */
+ if (chip->analog_capture_active) {
+ level_l = chip->analog_capture_volume[0];
+ level_r = chip->analog_capture_volume[1];
+ } else {
+ level_l = HR222_LINE_CAPTURE_LEVEL_MIN;
+ level_r = HR222_LINE_CAPTURE_LEVEL_MIN;
+ }
+ if (chip->mic_active)
+ level_mic = chip->mic_volume;
+ else
+ level_mic = HR222_MICRO_CAPTURE_LEVEL_MIN;
+ return hr222_set_hw_capture_level(chip->mgr,
+ level_l, level_r, level_mic);
+ } else {
+ int vol;
+ if (chip->analog_playback_active[channel])
+ vol = chip->analog_playback_volume[channel];
+ else
+ vol = HR222_LINE_PLAYBACK_LEVEL_MIN;
+ return hr222_set_hw_playback_level(chip->mgr, channel, vol);
+ }
+}
+
+
+/*texts[5] = {"Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"}*/
+#define SOURCE_LINE 0
+#define SOURCE_DIGITAL 1
+#define SOURCE_DIGISRC 2
+#define SOURCE_MIC 3
+#define SOURCE_LINEMIC 4
+
+int hr222_set_audio_source(struct snd_pcxhr *chip)
+{
+ int digital = 0;
+ /* default analog source */
+ chip->mgr->xlx_cfg &= ~(PCXHR_CFG_SRC_MASK |
+ PCXHR_CFG_DATAIN_SEL_MASK |
+ PCXHR_CFG_DATA_UER1_SEL_MASK);
+
+ if (chip->audio_capture_source == SOURCE_DIGISRC) {
+ chip->mgr->xlx_cfg |= PCXHR_CFG_SRC_MASK;
+ digital = 1;
+ } else {
+ if (chip->audio_capture_source == SOURCE_DIGITAL)
+ digital = 1;
+ }
+ if (digital) {
+ chip->mgr->xlx_cfg |= PCXHR_CFG_DATAIN_SEL_MASK;
+ if (chip->mgr->board_has_aes1) {
+ /* get data from the AES1 plug */
+ chip->mgr->xlx_cfg |= PCXHR_CFG_DATA_UER1_SEL_MASK;
+ }
+ /* chip->mic_active = 0; */
+ /* chip->analog_capture_active = 0; */
+ } else {
+ int update_lvl = 0;
+ chip->analog_capture_active = 0;
+ chip->mic_active = 0;
+ if (chip->audio_capture_source == SOURCE_LINE ||
+ chip->audio_capture_source == SOURCE_LINEMIC) {
+ if (chip->analog_capture_active == 0)
+ update_lvl = 1;
+ chip->analog_capture_active = 1;
+ }
+ if (chip->audio_capture_source == SOURCE_MIC ||
+ chip->audio_capture_source == SOURCE_LINEMIC) {
+ if (chip->mic_active == 0)
+ update_lvl = 1;
+ chip->mic_active = 1;
+ }
+ if (update_lvl) {
+ /* capture: update all 3 mutes/unmutes with one call */
+ hr222_update_analog_audio_level(chip, 1, 0);
+ }
+ }
+ /* set the source infos (max 3 bits modified) */
+ PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CFG, chip->mgr->xlx_cfg);
+ return 0;
+}
+
+
+int hr222_iec958_capture_byte(struct snd_pcxhr *chip,
+ int aes_idx, unsigned char *aes_bits)
+{
+ unsigned char idx = (unsigned char)(aes_idx * 8);
+ unsigned char temp = 0;
+ unsigned char mask = chip->mgr->board_has_aes1 ?
+ PCXHR_SUER1_BIT_C_READ_MASK : PCXHR_SUER_BIT_C_READ_MASK;
+ int i;
+ for (i = 0; i < 8; i++) {
+ PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx++); /* idx < 192 */
+ temp <<= 1;
+ if (PCXHR_INPB(chip->mgr, PCXHR_XLX_CSUER) & mask)
+ temp |= 1;
+ }
+ dev_dbg(chip->card->dev, "read iec958 AES %d byte %d = 0x%x\n",
+ chip->chip_idx, aes_idx, temp);
+ *aes_bits = temp;
+ return 0;
+}
+
+
+int hr222_iec958_update_byte(struct snd_pcxhr *chip,
+ int aes_idx, unsigned char aes_bits)
+{
+ int i;
+ unsigned char new_bits = aes_bits;
+ unsigned char old_bits = chip->aes_bits[aes_idx];
+ unsigned char idx = (unsigned char)(aes_idx * 8);
+ for (i = 0; i < 8; i++) {
+ if ((old_bits & 0x01) != (new_bits & 0x01)) {
+ /* idx < 192 */
+ PCXHR_OUTPB(chip->mgr, PCXHR_XLX_RUER, idx);
+ /* write C and U bit */
+ PCXHR_OUTPB(chip->mgr, PCXHR_XLX_CSUER, new_bits&0x01 ?
+ PCXHR_SUER_BIT_C_WRITE_MASK : 0);
+ }
+ idx++;
+ old_bits >>= 1;
+ new_bits >>= 1;
+ }
+ chip->aes_bits[aes_idx] = aes_bits;
+ return 0;
+}
+
+static void hr222_micro_boost(struct pcxhr_mgr *mgr, int level)
+{
+ unsigned char boost_mask;
+ boost_mask = (unsigned char) (level << PCXHR_SELMIC_PREAMPLI_OFFSET);
+ if (boost_mask & (~PCXHR_SELMIC_PREAMPLI_MASK))
+ return; /* only values form 0 to 3 accepted */
+
+ mgr->xlx_selmic &= ~PCXHR_SELMIC_PREAMPLI_MASK;
+ mgr->xlx_selmic |= boost_mask;
+
+ PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
+
+ dev_dbg(&mgr->pci->dev, "hr222_micro_boost : set %x\n", boost_mask);
+}
+
+static void hr222_phantom_power(struct pcxhr_mgr *mgr, int power)
+{
+ if (power)
+ mgr->xlx_selmic |= PCXHR_SELMIC_PHANTOM_ALIM;
+ else
+ mgr->xlx_selmic &= ~PCXHR_SELMIC_PHANTOM_ALIM;
+
+ PCXHR_OUTPB(mgr, PCXHR_XLX_SELMIC, mgr->xlx_selmic);
+
+ dev_dbg(&mgr->pci->dev, "hr222_phantom_power : set %d\n", power);
+}
+
+
+/* mic level */
+static const DECLARE_TLV_DB_SCALE(db_scale_mic_hr222, -9850, 50, 650);
+
+static int hr222_mic_vol_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = HR222_MICRO_CAPTURE_LEVEL_MIN; /* -98 dB */
+ /* gains from 9 dB to 31.5 dB not recommended; use micboost instead */
+ uinfo->value.integer.max = HR222_MICRO_CAPTURE_LEVEL_MAX; /* +7 dB */
+ return 0;
+}
+
+static int hr222_mic_vol_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->mic_volume;
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int hr222_mic_vol_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ mutex_lock(&chip->mgr->mixer_mutex);
+ if (chip->mic_volume != ucontrol->value.integer.value[0]) {
+ changed = 1;
+ chip->mic_volume = ucontrol->value.integer.value[0];
+ hr222_update_analog_audio_level(chip, 1, 0);
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new hr222_control_mic_level = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ .name = "Mic Capture Volume",
+ .info = hr222_mic_vol_info,
+ .get = hr222_mic_vol_get,
+ .put = hr222_mic_vol_put,
+ .tlv = { .p = db_scale_mic_hr222 },
+};
+
+
+/* mic boost level */
+static const DECLARE_TLV_DB_SCALE(db_scale_micboost_hr222, 0, 1800, 5400);
+
+static int hr222_mic_boost_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 1;
+ uinfo->value.integer.min = 0; /* 0 dB */
+ uinfo->value.integer.max = 3; /* 54 dB */
+ return 0;
+}
+
+static int hr222_mic_boost_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->mic_boost;
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int hr222_mic_boost_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int changed = 0;
+ mutex_lock(&chip->mgr->mixer_mutex);
+ if (chip->mic_boost != ucontrol->value.integer.value[0]) {
+ changed = 1;
+ chip->mic_boost = ucontrol->value.integer.value[0];
+ hr222_micro_boost(chip->mgr, chip->mic_boost);
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new hr222_control_mic_boost = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ .name = "MicBoost Capture Volume",
+ .info = hr222_mic_boost_info,
+ .get = hr222_mic_boost_get,
+ .put = hr222_mic_boost_put,
+ .tlv = { .p = db_scale_micboost_hr222 },
+};
+
+
+/******************* Phantom power switch *******************/
+#define hr222_phantom_power_info snd_ctl_boolean_mono_info
+
+static int hr222_phantom_power_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->phantom_power;
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return 0;
+}
+
+static int hr222_phantom_power_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+ int power, changed = 0;
+
+ mutex_lock(&chip->mgr->mixer_mutex);
+ power = !!ucontrol->value.integer.value[0];
+ if (chip->phantom_power != power) {
+ hr222_phantom_power(chip->mgr, power);
+ chip->phantom_power = power;
+ changed = 1;
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new hr222_phantom_power_switch = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Phantom Power Switch",
+ .info = hr222_phantom_power_info,
+ .get = hr222_phantom_power_get,
+ .put = hr222_phantom_power_put,
+};
+
+
+int hr222_add_mic_controls(struct snd_pcxhr *chip)
+{
+ int err;
+ if (!chip->mgr->board_has_mic)
+ return 0;
+
+ /* controls */
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_level,
+ chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_control_mic_boost,
+ chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&hr222_phantom_power_switch,
+ chip));
+ return err;
+}
diff --git a/sound/pci/pcxhr/pcxhr_mix22.h b/sound/pci/pcxhr/pcxhr_mix22.h
new file mode 100644
index 0000000000..b1e4ffca8b
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_mix22.h
@@ -0,0 +1,47 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * low level interface with interrupt ans message handling
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#ifndef __SOUND_PCXHR_MIX22_H
+#define __SOUND_PCXHR_MIX22_H
+
+struct pcxhr_mgr;
+
+int hr222_sub_init(struct pcxhr_mgr *mgr);
+int hr222_sub_set_clock(struct pcxhr_mgr *mgr, unsigned int rate,
+ int *changed);
+int hr222_get_external_clock(struct pcxhr_mgr *mgr,
+ enum pcxhr_clock_type clock_type,
+ int *sample_rate);
+
+int hr222_read_gpio(struct pcxhr_mgr *mgr, int is_gpi, int *value);
+int hr222_write_gpo(struct pcxhr_mgr *mgr, int value);
+int hr222_manage_timecode(struct pcxhr_mgr *mgr, int enable);
+
+#define HR222_LINE_PLAYBACK_LEVEL_MIN 0 /* -25.5 dB */
+#define HR222_LINE_PLAYBACK_ZERO_LEVEL 51 /* 0.0 dB */
+#define HR222_LINE_PLAYBACK_LEVEL_MAX 99 /* +24.0 dB */
+
+#define HR222_LINE_CAPTURE_LEVEL_MIN 0 /* -111.5 dB */
+#define HR222_LINE_CAPTURE_ZERO_LEVEL 223 /* 0.0 dB */
+#define HR222_LINE_CAPTURE_LEVEL_MAX 255 /* +16 dB */
+#define HR222_MICRO_CAPTURE_LEVEL_MIN 0 /* -98.5 dB */
+#define HR222_MICRO_CAPTURE_LEVEL_MAX 210 /* +6.5 dB */
+
+int hr222_update_analog_audio_level(struct snd_pcxhr *chip,
+ int is_capture,
+ int channel);
+int hr222_set_audio_source(struct snd_pcxhr *chip);
+int hr222_iec958_capture_byte(struct snd_pcxhr *chip, int aes_idx,
+ unsigned char *aes_bits);
+int hr222_iec958_update_byte(struct snd_pcxhr *chip, int aes_idx,
+ unsigned char aes_bits);
+
+int hr222_add_mic_controls(struct snd_pcxhr *chip);
+
+#endif /* __SOUND_PCXHR_MIX22_H */
diff --git a/sound/pci/pcxhr/pcxhr_mixer.c b/sound/pci/pcxhr/pcxhr_mixer.c
new file mode 100644
index 0000000000..aec509461d
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_mixer.c
@@ -0,0 +1,1246 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#define __NO_VERSION__
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * mixer callbacks
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#include <linux/time.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/mutex.h>
+#include <sound/core.h>
+#include "pcxhr.h"
+#include "pcxhr_hwdep.h"
+#include "pcxhr_core.h"
+#include <sound/control.h>
+#include <sound/tlv.h>
+#include <sound/asoundef.h>
+#include "pcxhr_mixer.h"
+#include "pcxhr_mix22.h"
+
+#define PCXHR_LINE_CAPTURE_LEVEL_MIN 0 /* -112.0 dB */
+#define PCXHR_LINE_CAPTURE_LEVEL_MAX 255 /* +15.5 dB */
+#define PCXHR_LINE_CAPTURE_ZERO_LEVEL 224 /* 0.0 dB ( 0 dBu -> 0 dBFS ) */
+
+#define PCXHR_LINE_PLAYBACK_LEVEL_MIN 0 /* -104.0 dB */
+#define PCXHR_LINE_PLAYBACK_LEVEL_MAX 128 /* +24.0 dB */
+#define PCXHR_LINE_PLAYBACK_ZERO_LEVEL 104 /* 0.0 dB ( 0 dBFS -> 0 dBu ) */
+
+static const DECLARE_TLV_DB_SCALE(db_scale_analog_capture, -11200, 50, 1550);
+static const DECLARE_TLV_DB_SCALE(db_scale_analog_playback, -10400, 100, 2400);
+
+static const DECLARE_TLV_DB_SCALE(db_scale_a_hr222_capture, -11150, 50, 1600);
+static const DECLARE_TLV_DB_SCALE(db_scale_a_hr222_playback, -2550, 50, 2400);
+
+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_LINE_PLAYBACK_LEVEL_MIN;
+ /* playback analog levels are inversed */
+ rmh.cmd[2] = PCXHR_LINE_PLAYBACK_LEVEL_MAX - vol;
+ }
+ 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) {
+ dev_dbg(chip->card->dev,
+ "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)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ if (kcontrol->private_value == 0) { /* playback */
+ if (chip->mgr->is_hr_stereo) {
+ uinfo->value.integer.min =
+ HR222_LINE_PLAYBACK_LEVEL_MIN; /* -25 dB */
+ uinfo->value.integer.max =
+ HR222_LINE_PLAYBACK_LEVEL_MAX; /* +24 dB */
+ } else {
+ uinfo->value.integer.min =
+ PCXHR_LINE_PLAYBACK_LEVEL_MIN; /*-104 dB */
+ uinfo->value.integer.max =
+ PCXHR_LINE_PLAYBACK_LEVEL_MAX; /* +24 dB */
+ }
+ } else { /* capture */
+ if (chip->mgr->is_hr_stereo) {
+ uinfo->value.integer.min =
+ HR222_LINE_CAPTURE_LEVEL_MIN; /*-112 dB */
+ uinfo->value.integer.max =
+ HR222_LINE_CAPTURE_LEVEL_MAX; /* +15.5 dB */
+ } else {
+ uinfo->value.integer.min =
+ PCXHR_LINE_CAPTURE_LEVEL_MIN; /*-112 dB */
+ uinfo->value.integer.max =
+ PCXHR_LINE_CAPTURE_LEVEL_MAX; /* +15.5 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);
+ mutex_lock(&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];
+ }
+ mutex_unlock(&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;
+
+ mutex_lock(&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 (is_capture) {
+ if (chip->mgr->is_hr_stereo) {
+ if (new_volume < HR222_LINE_CAPTURE_LEVEL_MIN ||
+ new_volume > HR222_LINE_CAPTURE_LEVEL_MAX)
+ continue;
+ } else {
+ if (new_volume < PCXHR_LINE_CAPTURE_LEVEL_MIN ||
+ new_volume > PCXHR_LINE_CAPTURE_LEVEL_MAX)
+ continue;
+ }
+ } else {
+ if (chip->mgr->is_hr_stereo) {
+ if (new_volume < HR222_LINE_PLAYBACK_LEVEL_MIN ||
+ new_volume > HR222_LINE_PLAYBACK_LEVEL_MAX)
+ continue;
+ } else {
+ if (new_volume < PCXHR_LINE_PLAYBACK_LEVEL_MIN ||
+ new_volume > PCXHR_LINE_PLAYBACK_LEVEL_MAX)
+ continue;
+ }
+ }
+ if (*stored_volume != new_volume) {
+ *stored_volume = new_volume;
+ changed = 1;
+ if (chip->mgr->is_hr_stereo)
+ hr222_update_analog_audio_level(chip,
+ is_capture, i);
+ else
+ pcxhr_update_analog_audio_level(chip,
+ is_capture, i);
+ }
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new pcxhr_control_analog_level = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ /* name will be filled later */
+ .info = pcxhr_analog_vol_info,
+ .get = pcxhr_analog_vol_get,
+ .put = pcxhr_analog_vol_put,
+ /* tlv will be filled later */
+};
+
+/* shared */
+
+#define pcxhr_sw_info snd_ctl_boolean_stereo_info
+
+static int pcxhr_audio_sw_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->analog_playback_active[0];
+ ucontrol->value.integer.value[1] = chip->analog_playback_active[1];
+ mutex_unlock(&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;
+ mutex_lock(&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;
+ /* update playback levels */
+ if (chip->mgr->is_hr_stereo)
+ hr222_update_analog_audio_level(chip, 0, i);
+ else
+ pcxhr_update_analog_audio_level(chip, 0, i);
+ }
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const 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 */
+
+static const DECLARE_TLV_DB_SCALE(db_scale_digital, -10975, 25, 1800);
+
+#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) {
+ dev_dbg(chip->card->dev, "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) {
+ dev_dbg(chip->card->dev,
+ "error update_audio_level(%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;
+
+ mutex_lock(&chip->mgr->mixer_mutex);
+ if (is_capture) /* digital capture */
+ stored_volume = chip->digital_capture_volume;
+ else /* digital playback */
+ stored_volume = chip->digital_playback_volume[idx];
+ ucontrol->value.integer.value[0] = stored_volume[0];
+ ucontrol->value.integer.value[1] = stored_volume[1];
+ mutex_unlock(&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;
+
+ mutex_lock(&chip->mgr->mixer_mutex);
+ if (is_capture) /* digital capture */
+ stored_volume = chip->digital_capture_volume;
+ else /* digital playback */
+ stored_volume = chip->digital_playback_volume[idx];
+ for (i = 0; i < 2; i++) {
+ int vol = ucontrol->value.integer.value[i];
+ if (vol < PCXHR_DIGITAL_LEVEL_MIN ||
+ vol > PCXHR_DIGITAL_LEVEL_MAX)
+ continue;
+ if (stored_volume[i] != vol) {
+ stored_volume[i] = vol;
+ changed = 1;
+ if (is_capture) /* update capture volume */
+ pcxhr_update_audio_pipe_level(chip, 1, i);
+ }
+ }
+ if (!is_capture && changed) /* update playback volume */
+ pcxhr_update_playback_stream_level(chip, idx);
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new snd_pcxhr_pcm_vol =
+{
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ /* 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,
+ .tlv = { .p = db_scale_digital },
+};
+
+
+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 */
+
+ mutex_lock(&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];
+ mutex_unlock(&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;
+
+ mutex_lock(&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);
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const 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);
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->monitoring_volume[0];
+ ucontrol->value.integer.value[1] = chip->monitoring_volume[1];
+ mutex_unlock(&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;
+
+ mutex_lock(&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])
+ /* update monitoring volume and mute */
+ /* do only when monitoring is unmuted */
+ pcxhr_update_audio_pipe_level(chip, 0, i);
+ changed = 1;
+ }
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const struct snd_kcontrol_new pcxhr_control_monitor_vol = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
+ .name = "Monitoring Playback Volume",
+ .info = pcxhr_digital_vol_info, /* shared */
+ .get = pcxhr_monitor_vol_get,
+ .put = pcxhr_monitor_vol_put,
+ .tlv = { .p = db_scale_digital },
+};
+
+/*
+ * 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);
+ mutex_lock(&chip->mgr->mixer_mutex);
+ ucontrol->value.integer.value[0] = chip->monitoring_active[0];
+ ucontrol->value.integer.value[1] = chip->monitoring_active[1];
+ mutex_unlock(&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;
+
+ mutex_lock(&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);
+
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return (changed != 0);
+}
+
+static const struct snd_kcontrol_new pcxhr_control_monitor_sw = {
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Monitoring Playback 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, 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;
+ }
+ if (chip->audio_capture_source != 0) {
+ reg = mask; /* audio source from digital plug */
+ } else {
+ reg = 0; /* audio source from analog plug */
+ }
+ /* 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;
+ }
+ if (chip->mgr->board_aes_in_192k) {
+ int i;
+ unsigned int src_config = 0xC0;
+ /* update all src configs with one call */
+ for (i = 0; (i < 4) && (i < chip->mgr->capture_chips); i++) {
+ if (chip->mgr->chip[i]->audio_capture_source == 2)
+ src_config |= (1 << (3 - i));
+ }
+ /* set codec SRC on off */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ rmh.cmd_len = 2;
+ rmh.cmd[0] |= IO_NUM_REG_CONFIG_SRC;
+ rmh.cmd[1] = src_config;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ } else {
+ int use_src = 0;
+ if (chip->audio_capture_source == 2)
+ use_src = 1;
+ /* set codec SRC on off */
+ pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE);
+ 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 const char *texts[5] = {
+ "Line", "Digital", "Digi+SRC", "Mic", "Line+Mic"
+ };
+ int i;
+ struct snd_pcxhr *chip = snd_kcontrol_chip(kcontrol);
+
+ i = 2; /* no SRC, no Mic available */
+ if (chip->mgr->board_has_aes1) {
+ i = 3; /* SRC available */
+ if (chip->mgr->board_has_mic)
+ i = 5; /* Mic and MicroMix available */
+ }
+ return snd_ctl_enum_info(uinfo, 1, i, texts);
+}
+
+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;
+ int i = 2; /* no SRC, no Mic available */
+ if (chip->mgr->board_has_aes1) {
+ i = 3; /* SRC available */
+ if (chip->mgr->board_has_mic)
+ i = 5; /* Mic and MicroMix available */
+ }
+ if (ucontrol->value.enumerated.item[0] >= i)
+ return -EINVAL;
+ mutex_lock(&chip->mgr->mixer_mutex);
+ if (chip->audio_capture_source != ucontrol->value.enumerated.item[0]) {
+ chip->audio_capture_source = ucontrol->value.enumerated.item[0];
+ if (chip->mgr->is_hr_stereo)
+ hr222_set_audio_source(chip);
+ else
+ pcxhr_set_audio_source(chip);
+ ret = 1;
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return ret;
+}
+
+static const 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,
+ * PCXHR_CLOCK_TYPE_MAX = PCXHR_CLOCK_TYPE_AES_4,
+ * HR22_CLOCK_TYPE_INTERNAL = PCXHR_CLOCK_TYPE_INTERNAL,
+ * HR22_CLOCK_TYPE_AES_SYNC,
+ * HR22_CLOCK_TYPE_AES_1,
+ * HR22_CLOCK_TYPE_MAX = HR22_CLOCK_TYPE_AES_1,
+ * };
+ */
+
+static int pcxhr_clock_type_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static const char *textsPCXHR[7] = {
+ "Internal", "WordClock", "AES Sync",
+ "AES 1", "AES 2", "AES 3", "AES 4"
+ };
+ static const char *textsHR22[3] = {
+ "Internal", "AES Sync", "AES 1"
+ };
+ const char **texts;
+ struct pcxhr_mgr *mgr = snd_kcontrol_chip(kcontrol);
+ int clock_items = 2; /* at least Internal and AES Sync clock */
+ if (mgr->board_has_aes1) {
+ clock_items += mgr->capture_chips; /* add AES x */
+ if (!mgr->is_hr_stereo)
+ clock_items += 1; /* add word clock */
+ }
+ if (mgr->is_hr_stereo) {
+ texts = textsHR22;
+ snd_BUG_ON(clock_items > (HR22_CLOCK_TYPE_MAX+1));
+ } else {
+ texts = textsPCXHR;
+ snd_BUG_ON(clock_items > (PCXHR_CLOCK_TYPE_MAX+1));
+ }
+ return snd_ctl_enum_info(uinfo, 1, clock_items, texts);
+}
+
+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;
+ unsigned int clock_items = 2; /* at least Internal and AES Sync clock */
+ if (mgr->board_has_aes1) {
+ clock_items += mgr->capture_chips; /* add AES x */
+ if (!mgr->is_hr_stereo)
+ clock_items += 1; /* add word clock */
+ }
+ if (ucontrol->value.enumerated.item[0] >= clock_items)
+ return -EINVAL;
+ mutex_lock(&mgr->mixer_mutex);
+ if (mgr->use_clock_type != ucontrol->value.enumerated.item[0]) {
+ mutex_lock(&mgr->setup_mutex);
+ mgr->use_clock_type = ucontrol->value.enumerated.item[0];
+ rate = 0;
+ if (mgr->use_clock_type != PCXHR_CLOCK_TYPE_INTERNAL) {
+ pcxhr_get_external_clock(mgr, mgr->use_clock_type,
+ &rate);
+ } else {
+ rate = mgr->sample_rate;
+ if (!rate)
+ rate = 48000;
+ }
+ if (rate) {
+ pcxhr_set_clock(mgr, rate);
+ if (mgr->sample_rate)
+ mgr->sample_rate = rate;
+ }
+ mutex_unlock(&mgr->setup_mutex);
+ ret = 1; /* return 1 even if the set was not done. ok ? */
+ }
+ mutex_unlock(&mgr->mixer_mutex);
+ return ret;
+}
+
+static const 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;
+
+ mutex_lock(&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;
+ }
+ mutex_unlock(&mgr->mixer_mutex);
+ return 0;
+}
+
+static const 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) {
+ /* instead of CS8420_01_CS use CS8416_01_CS for AES SYNC plug */
+ case 0: rmh.cmd[1] = CS8420_01_CS; break;
+ 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;
+ }
+ if (chip->mgr->board_aes_in_192k) {
+ switch (aes_idx) {
+ case 0: rmh.cmd[2] = CS8416_CSB0; break;
+ case 1: rmh.cmd[2] = CS8416_CSB1; break;
+ case 2: rmh.cmd[2] = CS8416_CSB2; break;
+ case 3: rmh.cmd[2] = CS8416_CSB3; break;
+ case 4: rmh.cmd[2] = CS8416_CSB4; break;
+ default: return -EINVAL;
+ }
+ } else {
+ switch (aes_idx) {
+ /* instead of CS8420_CSB0 use CS8416_CSBx for AES SYNC plug */
+ case 0: rmh.cmd[2] = CS8420_CSB0; break;
+ 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;
+ }
+ }
+ /* size and code the chip id for the fpga */
+ rmh.cmd[1] &= 0x0fffff;
+ /* chip signature + map for spi read */
+ rmh.cmd[2] &= CHIP_SIG_AND_MAP_SPI;
+ rmh.cmd_len = 3;
+ err = pcxhr_send_msg(chip->mgr, &rmh);
+ if (err)
+ return err;
+
+ if (chip->mgr->board_aes_in_192k) {
+ temp = (unsigned char)rmh.stat[1];
+ } else {
+ temp = 0;
+ /* reversed bit order (not with CS8416_01_CS) */
+ for (i = 0; i < 8; i++) {
+ temp <<= 1;
+ if (rmh.stat[1] & (1 << i))
+ temp |= 1;
+ }
+ }
+ dev_dbg(chip->card->dev, "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;
+
+ mutex_lock(&chip->mgr->mixer_mutex);
+ for(i = 0; i < 5; i++) {
+ if (kcontrol->private_value == 0) /* playback */
+ aes_bits = chip->aes_bits[i];
+ else { /* capture */
+ if (chip->mgr->is_hr_stereo)
+ err = hr222_iec958_capture_byte(chip, i,
+ &aes_bits);
+ else
+ err = pcxhr_iec958_capture_byte(chip, i,
+ &aes_bits);
+ if (err)
+ break;
+ }
+ ucontrol->value.iec958.status[i] = aes_bits;
+ }
+ mutex_unlock(&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;
+ dev_dbg(chip->card->dev,
+ "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 */
+ mutex_lock(&chip->mgr->mixer_mutex);
+ for (i = 0; i < 5; i++) {
+ if (ucontrol->value.iec958.status[i] != chip->aes_bits[i]) {
+ if (chip->mgr->is_hr_stereo)
+ hr222_iec958_update_byte(chip, i,
+ ucontrol->value.iec958.status[i]);
+ else
+ pcxhr_iec958_update_byte(chip, i,
+ ucontrol->value.iec958.status[i]);
+ changed = 1;
+ }
+ }
+ mutex_unlock(&chip->mgr->mixer_mutex);
+ return changed;
+}
+
+static const 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 const 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 const 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 const 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);
+#ifdef CONFIG_SND_DEBUG
+ /* analog volumes for playback
+ * (is LEVEL_MIN after boot)
+ */
+ chip->analog_playback_active[i] = 1;
+ if (chip->mgr->is_hr_stereo)
+ chip->analog_playback_volume[i] =
+ HR222_LINE_PLAYBACK_ZERO_LEVEL;
+ else {
+ chip->analog_playback_volume[i] =
+ PCXHR_LINE_PLAYBACK_ZERO_LEVEL;
+ pcxhr_update_analog_audio_level(chip, 0, i);
+ }
+#endif
+ /* stereo cards need to be initialised after boot */
+ if (chip->mgr->is_hr_stereo)
+ hr222_update_analog_audio_level(chip, 0, i);
+ }
+ if (chip->nb_streams_capt) {
+ /* at boot time the digital volumes are unmuted 0dB */
+ chip->digital_capture_volume[i] =
+ PCXHR_DIGITAL_ZERO_LEVEL;
+ chip->analog_capture_active = 1;
+#ifdef CONFIG_SND_DEBUG
+ /* analog volumes for playback
+ * (is LEVEL_MIN after boot)
+ */
+ if (chip->mgr->is_hr_stereo)
+ chip->analog_capture_volume[i] =
+ HR222_LINE_CAPTURE_ZERO_LEVEL;
+ else {
+ chip->analog_capture_volume[i] =
+ PCXHR_LINE_CAPTURE_ZERO_LEVEL;
+ pcxhr_update_analog_audio_level(chip, 1, i);
+ }
+#endif
+ /* stereo cards need to be initialised after boot */
+ if (chip->mgr->is_hr_stereo)
+ hr222_update_analog_audio_level(chip, 1, i);
+ }
+ }
+
+ return;
+}
+
+
+int pcxhr_create_mixer(struct pcxhr_mgr *mgr)
+{
+ struct snd_pcxhr *chip;
+ int err, i;
+
+ mutex_init(&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 (mgr->is_hr_stereo)
+ temp.tlv.p = db_scale_a_hr222_playback;
+ else
+ temp.tlv.p = db_scale_analog_playback;
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&temp, chip));
+ if (err < 0)
+ return err;
+
+ /* output mute controls */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_output_switch,
+ chip));
+ if (err < 0)
+ return err;
+
+ temp = snd_pcxhr_pcm_vol;
+ temp.name = "PCM Playback Volume";
+ temp.count = PCXHR_PLAYBACK_STREAMS;
+ temp.private_value = 0; /* playback */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&temp, chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_pcm_switch, chip));
+ if (err < 0)
+ return err;
+
+ /* IEC958 controls */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_playback_iec958_mask,
+ chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_playback_iec958,
+ chip));
+ if (err < 0)
+ return err;
+ }
+ if (chip->nb_streams_capt) {
+ /* analog input level control */
+ temp = pcxhr_control_analog_level;
+ temp.name = "Line Capture Volume";
+ temp.private_value = 1; /* capture */
+ if (mgr->is_hr_stereo)
+ temp.tlv.p = db_scale_a_hr222_capture;
+ else
+ temp.tlv.p = db_scale_analog_capture;
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&temp, chip));
+ if (err < 0)
+ return err;
+
+ temp = snd_pcxhr_pcm_vol;
+ temp.name = "PCM Capture Volume";
+ temp.count = 1;
+ temp.private_value = 1; /* capture */
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&temp, chip));
+ if (err < 0)
+ return err;
+
+ /* Audio source */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_audio_src, chip));
+ if (err < 0)
+ return err;
+
+ /* IEC958 controls */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_capture_iec958_mask,
+ chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_capture_iec958,
+ chip));
+ if (err < 0)
+ return err;
+
+ if (mgr->is_hr_stereo) {
+ err = hr222_add_mic_controls(chip);
+ if (err < 0)
+ return err;
+ }
+ }
+ /* monitoring only if playback and capture device available */
+ if (chip->nb_streams_capt > 0 && chip->nb_streams_play > 0) {
+ /* monitoring */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_monitor_vol, chip));
+ if (err < 0)
+ return err;
+
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_monitor_sw, chip));
+ if (err < 0)
+ return err;
+ }
+
+ if (i == 0) {
+ /* clock mode only one control per pcxhr */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_clock_type, mgr));
+ if (err < 0)
+ return err;
+ /* non standard control used to scan
+ * the external clock presence/frequencies
+ */
+ err = snd_ctl_add(chip->card,
+ snd_ctl_new1(&pcxhr_control_clock_rate, mgr));
+ if (err < 0)
+ return err;
+ }
+
+ /* init values for the mixer data */
+ pcxhr_init_audio_levels(chip);
+ }
+
+ return 0;
+}
diff --git a/sound/pci/pcxhr/pcxhr_mixer.h b/sound/pci/pcxhr/pcxhr_mixer.h
new file mode 100644
index 0000000000..9c08620646
--- /dev/null
+++ b/sound/pci/pcxhr/pcxhr_mixer.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Driver for Digigram pcxhr compatible soundcards
+ *
+ * include file for mixer
+ *
+ * Copyright (c) 2004 by Digigram <alsa@digigram.com>
+ */
+
+#ifndef __SOUND_PCXHR_MIXER_H
+#define __SOUND_PCXHR_MIXER_H
+
+/* exported */
+int pcxhr_create_mixer(struct pcxhr_mgr *mgr);
+
+#endif /* __SOUND_PCXHR_MIXER_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 13:54:36 +0000