Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 1903 insertions, 0 deletions

diff --git a/sound/isa/cs423x/Makefile b/sound/isa/cs423x/Makefile
new file mode 100644
index 000000000..91c6b8d64
--- /dev/null
+++ b/sound/isa/cs423x/Makefile
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Makefile for ALSA
+# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz>
+#
+
+snd-cs4231-objs := cs4231.o
+snd-cs4236-objs := cs4236.o cs4236_lib.o
+
+# Toplevel Module Dependency
+obj-$(CONFIG_SND_CS4231) += snd-cs4231.o
+obj-$(CONFIG_SND_CS4236) += snd-cs4236.o
+
+
diff --git a/sound/isa/cs423x/cs4231.c b/sound/isa/cs423x/cs4231.c
new file mode 100644
index 000000000..1e8923385
--- /dev/null
+++ b/sound/isa/cs423x/cs4231.c
@@ -0,0 +1,168 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Generic driver for CS4231 chips
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *  Originally the CS4232/CS4232A driver, modified for use on CS4231 by
+ *  Tugrul Galatali <galatalt@stuy.edu>
+ */
+
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
+#include <linux/time.h>
+#include <linux/wait.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/wss.h>
+#include <sound/mpu401.h>
+#include <sound/initval.h>
+
+#define CRD_NAME "Generic CS4231"
+#define DEV_NAME "cs4231"
+
+MODULE_DESCRIPTION(CRD_NAME);
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
+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;	/* Enable this card */
+static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,11,12,15 */
+static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 9,11,12,15 */
+static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for " CRD_NAME " soundcard.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for " CRD_NAME " soundcard.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable " CRD_NAME " soundcard.");
+module_param_hw_array(port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(port, "Port # for " CRD_NAME " driver.");
+module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " CRD_NAME " driver.");
+module_param_hw_array(irq, int, irq, NULL, 0444);
+MODULE_PARM_DESC(irq, "IRQ # for " CRD_NAME " driver.");
+module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
+MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " CRD_NAME " driver.");
+module_param_hw_array(dma1, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma1, "DMA1 # for " CRD_NAME " driver.");
+module_param_hw_array(dma2, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma2, "DMA2 # for " CRD_NAME " driver.");
+
+static int snd_cs4231_match(struct device *dev, unsigned int n)
+{
+	if (!enable[n])
+		return 0;
+
+	if (port[n] == SNDRV_AUTO_PORT) {
+		dev_err(dev, "please specify port\n");
+		return 0;
+	}
+	if (irq[n] == SNDRV_AUTO_IRQ) {
+		dev_err(dev, "please specify irq\n");
+		return 0;
+	}
+	if (dma1[n] == SNDRV_AUTO_DMA) {
+		dev_err(dev, "please specify dma1\n");
+		return 0;
+	}
+	return 1;
+}
+
+static int snd_cs4231_probe(struct device *dev, unsigned int n)
+{
+	struct snd_card *card;
+	struct snd_wss *chip;
+	int error;
+
+	error = snd_devm_card_new(dev, index[n], id[n], THIS_MODULE, 0, &card);
+	if (error < 0)
+		return error;
+
+	error = snd_wss_create(card, port[n], -1, irq[n], dma1[n], dma2[n],
+			WSS_HW_DETECT, 0, &chip);
+	if (error < 0)
+		return error;
+
+	card->private_data = chip;
+
+	error = snd_wss_pcm(chip, 0);
+	if (error < 0)
+		return error;
+
+	strscpy(card->driver, "CS4231", sizeof(card->driver));
+	strscpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
+
+	if (dma2[n] < 0)
+		snprintf(card->longname, sizeof(card->longname),
+			 "%s at 0x%lx, irq %d, dma %d",
+			 chip->pcm->name, chip->port, irq[n], dma1[n]);
+	else
+		snprintf(card->longname, sizeof(card->longname),
+			 "%s at 0x%lx, irq %d, dma %d&%d",
+			 chip->pcm->name, chip->port, irq[n], dma1[n], dma2[n]);
+
+	error = snd_wss_mixer(chip);
+	if (error < 0)
+		return error;
+
+	error = snd_wss_timer(chip, 0);
+	if (error < 0)
+		return error;
+
+	if (mpu_port[n] > 0 && mpu_port[n] != SNDRV_AUTO_PORT) {
+		if (mpu_irq[n] == SNDRV_AUTO_IRQ)
+			mpu_irq[n] = -1;
+		if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
+					mpu_port[n], 0, mpu_irq[n],
+					NULL) < 0)
+			dev_warn(dev, "MPU401 not detected\n");
+	}
+
+	error = snd_card_register(card);
+	if (error < 0)
+		return error;
+
+	dev_set_drvdata(dev, card);
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_cs4231_suspend(struct device *dev, unsigned int n, pm_message_t state)
+{
+	struct snd_card *card = dev_get_drvdata(dev);
+	struct snd_wss *chip = card->private_data;
+
+	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+	chip->suspend(chip);
+	return 0;
+}
+
+static int snd_cs4231_resume(struct device *dev, unsigned int n)
+{
+	struct snd_card *card = dev_get_drvdata(dev);
+	struct snd_wss *chip = card->private_data;
+
+	chip->resume(chip);
+	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+	return 0;
+}
+#endif
+
+static struct isa_driver snd_cs4231_driver = {
+	.match		= snd_cs4231_match,
+	.probe		= snd_cs4231_probe,
+#ifdef CONFIG_PM
+	.suspend	= snd_cs4231_suspend,
+	.resume		= snd_cs4231_resume,
+#endif
+	.driver		= {
+		.name	= DEV_NAME
+	}
+};
+
+module_isa_driver(snd_cs4231_driver, SNDRV_CARDS);
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
new file mode 100644
index 000000000..10112e1bb
--- /dev/null
+++ b/sound/isa/cs423x/cs4236.c
@@ -0,0 +1,647 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Driver for generic CS4232/CS4235/CS4236/CS4236B/CS4237B/CS4238B/CS4239 chips
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ */
+
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/isa.h>
+#include <linux/pnp.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/wss.h>
+#include <sound/mpu401.h>
+#include <sound/opl3.h>
+#include <sound/initval.h>
+
+MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Cirrus Logic CS4232-9");
+MODULE_ALIAS("snd_cs4232");
+
+#define IDENT "CS4232+"
+#define DEV_NAME "cs4232+"
+
+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_ISAPNP; /* Enable this card */
+#ifdef CONFIG_PNP
+static bool isapnp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
+#endif
+static long port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static long cport[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static long mpu_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* PnP setup */
+static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static long sb_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;	/* PnP setup */
+static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 5,7,9,11,12,15 */
+static int mpu_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ;	/* 9,11,12,15 */
+static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA;	/* 0,1,3,5,6,7 */
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for " IDENT " soundcard.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for " IDENT " soundcard.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable " IDENT " soundcard.");
+#ifdef CONFIG_PNP
+module_param_array(isapnp, bool, NULL, 0444);
+MODULE_PARM_DESC(isapnp, "ISA PnP detection for specified soundcard.");
+#endif
+module_param_hw_array(port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(port, "Port # for " IDENT " driver.");
+module_param_hw_array(cport, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(cport, "Control port # for " IDENT " driver.");
+module_param_hw_array(mpu_port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(mpu_port, "MPU-401 port # for " IDENT " driver.");
+module_param_hw_array(fm_port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(fm_port, "FM port # for " IDENT " driver.");
+module_param_hw_array(sb_port, long, ioport, NULL, 0444);
+MODULE_PARM_DESC(sb_port, "SB port # for " IDENT " driver (optional).");
+module_param_hw_array(irq, int, irq, NULL, 0444);
+MODULE_PARM_DESC(irq, "IRQ # for " IDENT " driver.");
+module_param_hw_array(mpu_irq, int, irq, NULL, 0444);
+MODULE_PARM_DESC(mpu_irq, "MPU-401 IRQ # for " IDENT " driver.");
+module_param_hw_array(dma1, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma1, "DMA1 # for " IDENT " driver.");
+module_param_hw_array(dma2, int, dma, NULL, 0444);
+MODULE_PARM_DESC(dma2, "DMA2 # for " IDENT " driver.");
+
+#ifdef CONFIG_PNP
+static int isa_registered;
+static int pnpc_registered;
+static int pnp_registered;
+#endif /* CONFIG_PNP */
+
+struct snd_card_cs4236 {
+	struct snd_wss *chip;
+#ifdef CONFIG_PNP
+	struct pnp_dev *wss;
+	struct pnp_dev *ctrl;
+	struct pnp_dev *mpu;
+#endif
+};
+
+#ifdef CONFIG_PNP
+
+/*
+ * PNP BIOS
+ */
+static const struct pnp_device_id snd_cs423x_pnpbiosids[] = {
+	{ .id = "CSC0100" },
+	{ .id = "CSC0000" },
+	/* Guillemot Turtlebeach something appears to be cs4232 compatible
+	 * (untested) */
+	{ .id = "GIM0100" },
+	{ .id = "" }
+};
+MODULE_DEVICE_TABLE(pnp, snd_cs423x_pnpbiosids);
+
+#define CS423X_ISAPNP_DRIVER	"cs4232_isapnp"
+static const struct pnp_card_device_id snd_cs423x_pnpids[] = {
+	/* Philips PCA70PS */
+	{ .id = "CSC0d32", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
+	/* TerraTec Maestro 32/96 (CS4232) */
+	{ .id = "CSC1a32", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* HP Omnibook 5500 onboard */
+	{ .id = "CSC4232", .devs = { { "CSC0000" }, { "CSC0002" }, { "CSC0003" } } },
+	/* Unnamed CS4236 card (Made in Taiwan) */
+	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Turtle Beach TBS-2000 (CS4232) */
+	{ .id = "CSC7532", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSCb006" } } },
+	/* Turtle Beach Tropez Plus (CS4232) */
+	{ .id = "CSC7632", .devs = { { "CSC0000" }, { "CSC0010" }, { "PNPb006" } } },
+	/* SIC CrystalWave 32 (CS4232) */
+	{ .id = "CSCf032", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Netfinity 3000 on-board soundcard */
+	{ .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC010f" } } },
+	/* Intel Marlin Spike Motherboard - CS4235 */
+	{ .id = "CSC0225", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Intel Marlin Spike Motherboard (#2) - CS4235 */
+	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
+	/* Unknown Intel mainboard - CS4235 */
+	{ .id = "CSC0225", .devs = { { "CSC0100" }, { "CSC0110" } } },
+	/* Genius Sound Maker 3DJ - CS4237B */
+	{ .id = "CSC0437", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Digital PC 5000 Onboard - CS4236B */
+	{ .id = "CSC0735", .devs = { { "CSC0000" }, { "CSC0010" } } },
+	/* some unknown CS4236B */
+	{ .id = "CSC0b35", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Intel PR440FX Onboard sound */
+	{ .id = "CSC0b36", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* CS4235 on mainboard without MPU */
+	{ .id = "CSC1425", .devs = { { "CSC0100" }, { "CSC0110" } } },
+	/* Gateway E1000 Onboard CS4236B */
+	{ .id = "CSC1335", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* HP 6330 Onboard sound */
+	{ .id = "CSC1525", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
+	/* Crystal Computer TidalWave128 */
+	{ .id = "CSC1e37", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* ACER AW37 - CS4235 */
+	{ .id = "CSC4236", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* build-in soundcard in EliteGroup P5TX-LA motherboard - CS4237B */
+	{ .id = "CSC4237", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Crystal 3D - CS4237B */
+	{ .id = "CSC4336", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Typhoon Soundsystem PnP - CS4236B */
+	{ .id = "CSC4536", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Crystal CX4235-XQ3 EP - CS4235 */
+	{ .id = "CSC4625", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
+	/* Crystal Semiconductors CS4237B */
+	{ .id = "CSC4637", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* NewClear 3D - CX4237B-XQ3 */
+	{ .id = "CSC4837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Dell Optiplex GX1 - CS4236B */
+	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Dell P410 motherboard - CS4236B */
+	{ .id = "CSC6835", .devs = { { "CSC0000" }, { "CSC0010" } } },
+	/* Dell Workstation 400 Onboard - CS4236B */
+	{ .id = "CSC6836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Turtle Beach Malibu - CS4237B */
+	{ .id = "CSC7537", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* CS4235 - onboard */
+	{ .id = "CSC8025", .devs = { { "CSC0100" }, { "CSC0110" }, { "CSC0103" } } },
+	/* IBM Aptiva 2137 E24 Onboard - CS4237B */
+	{ .id = "CSC8037", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* IBM IntelliStation M Pro motherboard */
+	{ .id = "CSCc835", .devs = { { "CSC0000" }, { "CSC0010" } } },
+	/* Guillemot MaxiSound 16 PnP - CS4236B */
+	{ .id = "CSC9836", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Gallant SC-70P */
+	{ .id = "CSC9837", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* Techmakers MF-4236PW */
+	{ .id = "CSCa736", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* TerraTec AudioSystem EWS64XL - CS4236B */
+	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" }, { "CSCa803" } } },
+	/* TerraTec AudioSystem EWS64XL - CS4236B */
+	{ .id = "CSCa836", .devs = { { "CSCa800" }, { "CSCa810" } } },
+	/* ACER AW37/Pro - CS4235 */
+	{ .id = "CSCd925", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* ACER AW35/Pro - CS4237B */
+	{ .id = "CSCd937", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* CS4235 without MPU401 */
+	{ .id = "CSCe825", .devs = { { "CSC0100" }, { "CSC0110" } } },
+	/* Unknown SiS530 - CS4235 */
+	{ .id = "CSC4825", .devs = { { "CSC0100" }, { "CSC0110" } } },
+	/* IBM IntelliStation M Pro 6898 11U - CS4236B */
+	{ .id = "CSCe835", .devs = { { "CSC0000" }, { "CSC0010" } } },
+	/* IBM PC 300PL Onboard - CS4236B */
+	{ .id = "CSCe836", .devs = { { "CSC0000" }, { "CSC0010" } } },
+	/* Some noname CS4236 based card */
+	{ .id = "CSCe936", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* CS4236B */
+	{ .id = "CSCf235", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* CS4236B */
+	{ .id = "CSCf238", .devs = { { "CSC0000" }, { "CSC0010" }, { "CSC0003" } } },
+	/* --- */
+	{ .id = "" }	/* end */
+};
+
+MODULE_DEVICE_TABLE(pnp_card, snd_cs423x_pnpids);
+
+/* WSS initialization */
+static int snd_cs423x_pnp_init_wss(int dev, struct pnp_dev *pdev)
+{
+	if (pnp_activate_dev(pdev) < 0) {
+		printk(KERN_ERR IDENT " WSS PnP configure failed for WSS (out of resources?)\n");
+		return -EBUSY;
+	}
+	port[dev] = pnp_port_start(pdev, 0);
+	if (fm_port[dev] > 0)
+		fm_port[dev] = pnp_port_start(pdev, 1);
+	sb_port[dev] = pnp_port_start(pdev, 2);
+	irq[dev] = pnp_irq(pdev, 0);
+	dma1[dev] = pnp_dma(pdev, 0);
+	dma2[dev] = pnp_dma(pdev, 1) == 4 ? -1 : (int)pnp_dma(pdev, 1);
+	snd_printdd("isapnp WSS: wss port=0x%lx, fm port=0x%lx, sb port=0x%lx\n",
+			port[dev], fm_port[dev], sb_port[dev]);
+	snd_printdd("isapnp WSS: irq=%i, dma1=%i, dma2=%i\n",
+			irq[dev], dma1[dev], dma2[dev]);
+	return 0;
+}
+
+/* CTRL initialization */
+static int snd_cs423x_pnp_init_ctrl(int dev, struct pnp_dev *pdev)
+{
+	if (pnp_activate_dev(pdev) < 0) {
+		printk(KERN_ERR IDENT " CTRL PnP configure failed for WSS (out of resources?)\n");
+		return -EBUSY;
+	}
+	cport[dev] = pnp_port_start(pdev, 0);
+	snd_printdd("isapnp CTRL: control port=0x%lx\n", cport[dev]);
+	return 0;
+}
+
+/* MPU initialization */
+static int snd_cs423x_pnp_init_mpu(int dev, struct pnp_dev *pdev)
+{
+	if (pnp_activate_dev(pdev) < 0) {
+		printk(KERN_ERR IDENT " MPU401 PnP configure failed for WSS (out of resources?)\n");
+		mpu_port[dev] = SNDRV_AUTO_PORT;
+		mpu_irq[dev] = SNDRV_AUTO_IRQ;
+	} else {
+		mpu_port[dev] = pnp_port_start(pdev, 0);
+		if (mpu_irq[dev] >= 0 &&
+		    pnp_irq_valid(pdev, 0) &&
+		    pnp_irq(pdev, 0) != (resource_size_t)-1) {
+			mpu_irq[dev] = pnp_irq(pdev, 0);
+		} else {
+			mpu_irq[dev] = -1;	/* disable interrupt */
+		}
+	}
+	snd_printdd("isapnp MPU: port=0x%lx, irq=%i\n", mpu_port[dev], mpu_irq[dev]);
+	return 0;
+}
+
+static int snd_card_cs423x_pnp(int dev, struct snd_card_cs4236 *acard,
+			       struct pnp_dev *pdev,
+			       struct pnp_dev *cdev)
+{
+	acard->wss = pdev;
+	if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
+		return -EBUSY;
+	if (cdev)
+		cport[dev] = pnp_port_start(cdev, 0);
+	else
+		cport[dev] = -1;
+	return 0;
+}
+
+static int snd_card_cs423x_pnpc(int dev, struct snd_card_cs4236 *acard,
+				struct pnp_card_link *card,
+				const struct pnp_card_device_id *id)
+{
+	acard->wss = pnp_request_card_device(card, id->devs[0].id, NULL);
+	if (acard->wss == NULL)
+		return -EBUSY;
+	acard->ctrl = pnp_request_card_device(card, id->devs[1].id, NULL);
+	if (acard->ctrl == NULL)
+		return -EBUSY;
+	if (id->devs[2].id[0]) {
+		acard->mpu = pnp_request_card_device(card, id->devs[2].id, NULL);
+		if (acard->mpu == NULL)
+			return -EBUSY;
+	}
+
+	/* WSS initialization */
+	if (snd_cs423x_pnp_init_wss(dev, acard->wss) < 0)
+		return -EBUSY;
+
+	/* CTRL initialization */
+	if (acard->ctrl && cport[dev] > 0) {
+		if (snd_cs423x_pnp_init_ctrl(dev, acard->ctrl) < 0)
+			return -EBUSY;
+	}
+	/* MPU initialization */
+	if (acard->mpu && mpu_port[dev] > 0) {
+		if (snd_cs423x_pnp_init_mpu(dev, acard->mpu) < 0)
+			return -EBUSY;
+	}
+	return 0;
+}
+#endif /* CONFIG_PNP */
+
+#ifdef CONFIG_PNP
+#define is_isapnp_selected(dev)		isapnp[dev]
+#else
+#define is_isapnp_selected(dev)		0
+#endif
+
+static int snd_cs423x_card_new(struct device *pdev, int dev,
+			       struct snd_card **cardp)
+{
+	struct snd_card *card;
+	int err;
+
+	err = snd_devm_card_new(pdev, index[dev], id[dev], THIS_MODULE,
+				sizeof(struct snd_card_cs4236), &card);
+	if (err < 0)
+		return err;
+	*cardp = card;
+	return 0;
+}
+
+static int snd_cs423x_probe(struct snd_card *card, int dev)
+{
+	struct snd_card_cs4236 *acard;
+	struct snd_wss *chip;
+	struct snd_opl3 *opl3;
+	int err;
+
+	acard = card->private_data;
+	if (sb_port[dev] > 0 && sb_port[dev] != SNDRV_AUTO_PORT) {
+		if (!devm_request_region(card->dev, sb_port[dev], 16,
+					 IDENT " SB")) {
+			printk(KERN_ERR IDENT ": unable to register SB port at 0x%lx\n", sb_port[dev]);
+			return -EBUSY;
+		}
+	}
+
+	err = snd_cs4236_create(card, port[dev], cport[dev],
+			     irq[dev],
+			     dma1[dev], dma2[dev],
+			     WSS_HW_DETECT3, 0, &chip);
+	if (err < 0)
+		return err;
+
+	acard->chip = chip;
+	if (chip->hardware & WSS_HW_CS4236B_MASK) {
+
+		err = snd_cs4236_pcm(chip, 0);
+		if (err < 0)
+			return err;
+
+		err = snd_cs4236_mixer(chip);
+		if (err < 0)
+			return err;
+	} else {
+		err = snd_wss_pcm(chip, 0);
+		if (err < 0)
+			return err;
+
+		err = snd_wss_mixer(chip);
+		if (err < 0)
+			return err;
+	}
+	strscpy(card->driver, chip->pcm->name, sizeof(card->driver));
+	strscpy(card->shortname, chip->pcm->name, sizeof(card->shortname));
+	if (dma2[dev] < 0)
+		snprintf(card->longname, sizeof(card->longname),
+			 "%s at 0x%lx, irq %i, dma %i",
+			 chip->pcm->name, chip->port, irq[dev], dma1[dev]);
+	else
+		snprintf(card->longname, sizeof(card->longname),
+			 "%s at 0x%lx, irq %i, dma %i&%d",
+			 chip->pcm->name, chip->port, irq[dev], dma1[dev],
+			 dma2[dev]);
+
+	err = snd_wss_timer(chip, 0);
+	if (err < 0)
+		return err;
+
+	if (fm_port[dev] > 0 && fm_port[dev] != SNDRV_AUTO_PORT) {
+		if (snd_opl3_create(card,
+				    fm_port[dev], fm_port[dev] + 2,
+				    OPL3_HW_OPL3_CS, 0, &opl3) < 0) {
+			printk(KERN_WARNING IDENT ": OPL3 not detected\n");
+		} else {
+			err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
+			if (err < 0)
+				return err;
+		}
+	}
+
+	if (mpu_port[dev] > 0 && mpu_port[dev] != SNDRV_AUTO_PORT) {
+		if (mpu_irq[dev] == SNDRV_AUTO_IRQ)
+			mpu_irq[dev] = -1;
+		if (snd_mpu401_uart_new(card, 0, MPU401_HW_CS4232,
+					mpu_port[dev], 0,
+					mpu_irq[dev], NULL) < 0)
+			printk(KERN_WARNING IDENT ": MPU401 not detected\n");
+	}
+
+	return snd_card_register(card);
+}
+
+static int snd_cs423x_isa_match(struct device *pdev,
+				unsigned int dev)
+{
+	if (!enable[dev] || is_isapnp_selected(dev))
+		return 0;
+
+	if (port[dev] == SNDRV_AUTO_PORT) {
+		dev_err(pdev, "please specify port\n");
+		return 0;
+	}
+	if (cport[dev] == SNDRV_AUTO_PORT) {
+		dev_err(pdev, "please specify cport\n");
+		return 0;
+	}
+	if (irq[dev] == SNDRV_AUTO_IRQ) {
+		dev_err(pdev, "please specify irq\n");
+		return 0;
+	}
+	if (dma1[dev] == SNDRV_AUTO_DMA) {
+		dev_err(pdev, "please specify dma1\n");
+		return 0;
+	}
+	return 1;
+}
+
+static int snd_cs423x_isa_probe(struct device *pdev,
+				unsigned int dev)
+{
+	struct snd_card *card;
+	int err;
+
+	err = snd_cs423x_card_new(pdev, dev, &card);
+	if (err < 0)
+		return err;
+	err = snd_cs423x_probe(card, dev);
+	if (err < 0)
+		return err;
+	dev_set_drvdata(pdev, card);
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_cs423x_suspend(struct snd_card *card)
+{
+	struct snd_card_cs4236 *acard = card->private_data;
+	snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+	acard->chip->suspend(acard->chip);
+	return 0;
+}
+
+static int snd_cs423x_resume(struct snd_card *card)
+{
+	struct snd_card_cs4236 *acard = card->private_data;
+	acard->chip->resume(acard->chip);
+	snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+	return 0;
+}
+
+static int snd_cs423x_isa_suspend(struct device *dev, unsigned int n,
+				  pm_message_t state)
+{
+	return snd_cs423x_suspend(dev_get_drvdata(dev));
+}
+
+static int snd_cs423x_isa_resume(struct device *dev, unsigned int n)
+{
+	return snd_cs423x_resume(dev_get_drvdata(dev));
+}
+#endif
+
+static struct isa_driver cs423x_isa_driver = {
+	.match		= snd_cs423x_isa_match,
+	.probe		= snd_cs423x_isa_probe,
+#ifdef CONFIG_PM
+	.suspend	= snd_cs423x_isa_suspend,
+	.resume		= snd_cs423x_isa_resume,
+#endif
+	.driver		= {
+		.name	= DEV_NAME
+	},
+};
+
+
+#ifdef CONFIG_PNP
+static int snd_cs423x_pnpbios_detect(struct pnp_dev *pdev,
+				     const struct pnp_device_id *id)
+{
+	static int dev;
+	int err;
+	struct snd_card *card;
+	struct pnp_dev *cdev, *iter;
+	char cid[PNP_ID_LEN];
+
+	if (pnp_device_is_isapnp(pdev))
+		return -ENOENT;	/* we have another procedure - card */
+	for (; dev < SNDRV_CARDS; dev++) {
+		if (enable[dev] && isapnp[dev])
+			break;
+	}
+	if (dev >= SNDRV_CARDS)
+		return -ENODEV;
+
+	/* prepare second id */
+	strcpy(cid, pdev->id[0].id);
+	cid[5] = '1';
+	cdev = NULL;
+	list_for_each_entry(iter, &(pdev->protocol->devices), protocol_list) {
+		if (!strcmp(iter->id[0].id, cid)) {
+			cdev = iter;
+			break;
+		}
+	}
+	err = snd_cs423x_card_new(&pdev->dev, dev, &card);
+	if (err < 0)
+		return err;
+	err = snd_card_cs423x_pnp(dev, card->private_data, pdev, cdev);
+	if (err < 0) {
+		printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
+		return err;
+	}
+	err = snd_cs423x_probe(card, dev);
+	if (err < 0)
+		return err;
+	pnp_set_drvdata(pdev, card);
+	dev++;
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_cs423x_pnp_suspend(struct pnp_dev *pdev, pm_message_t state)
+{
+	return snd_cs423x_suspend(pnp_get_drvdata(pdev));
+}
+
+static int snd_cs423x_pnp_resume(struct pnp_dev *pdev)
+{
+	return snd_cs423x_resume(pnp_get_drvdata(pdev));
+}
+#endif
+
+static struct pnp_driver cs423x_pnp_driver = {
+	.name = "cs423x-pnpbios",
+	.id_table = snd_cs423x_pnpbiosids,
+	.probe = snd_cs423x_pnpbios_detect,
+#ifdef CONFIG_PM
+	.suspend	= snd_cs423x_pnp_suspend,
+	.resume		= snd_cs423x_pnp_resume,
+#endif
+};
+
+static int snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
+				  const struct pnp_card_device_id *pid)
+{
+	static int dev;
+	struct snd_card *card;
+	int res;
+
+	for ( ; dev < SNDRV_CARDS; dev++) {
+		if (enable[dev] && isapnp[dev])
+			break;
+	}
+	if (dev >= SNDRV_CARDS)
+		return -ENODEV;
+
+	res = snd_cs423x_card_new(&pcard->card->dev, dev, &card);
+	if (res < 0)
+		return res;
+	res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid);
+	if (res < 0) {
+		printk(KERN_ERR "isapnp detection failed and probing for " IDENT
+		       " is not supported\n");
+		return res;
+	}
+	res = snd_cs423x_probe(card, dev);
+	if (res < 0)
+		return res;
+	pnp_set_card_drvdata(pcard, card);
+	dev++;
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int snd_cs423x_pnpc_suspend(struct pnp_card_link *pcard, pm_message_t state)
+{
+	return snd_cs423x_suspend(pnp_get_card_drvdata(pcard));
+}
+
+static int snd_cs423x_pnpc_resume(struct pnp_card_link *pcard)
+{
+	return snd_cs423x_resume(pnp_get_card_drvdata(pcard));
+}
+#endif
+
+static struct pnp_card_driver cs423x_pnpc_driver = {
+	.flags = PNP_DRIVER_RES_DISABLE,
+	.name = CS423X_ISAPNP_DRIVER,
+	.id_table = snd_cs423x_pnpids,
+	.probe = snd_cs423x_pnpc_detect,
+#ifdef CONFIG_PM
+	.suspend	= snd_cs423x_pnpc_suspend,
+	.resume		= snd_cs423x_pnpc_resume,
+#endif
+};
+#endif /* CONFIG_PNP */
+
+static int __init alsa_card_cs423x_init(void)
+{
+	int err;
+
+	err = isa_register_driver(&cs423x_isa_driver, SNDRV_CARDS);
+#ifdef CONFIG_PNP
+	if (!err)
+		isa_registered = 1;
+	err = pnp_register_driver(&cs423x_pnp_driver);
+	if (!err)
+		pnp_registered = 1;
+	err = pnp_register_card_driver(&cs423x_pnpc_driver);
+	if (!err)
+		pnpc_registered = 1;
+	if (pnp_registered)
+		err = 0;
+	if (isa_registered)
+		err = 0;
+#endif
+	return err;
+}
+
+static void __exit alsa_card_cs423x_exit(void)
+{
+#ifdef CONFIG_PNP
+	if (pnpc_registered)
+		pnp_unregister_card_driver(&cs423x_pnpc_driver);
+	if (pnp_registered)
+		pnp_unregister_driver(&cs423x_pnp_driver);
+	if (isa_registered)
+#endif
+		isa_unregister_driver(&cs423x_isa_driver);
+}
+
+module_init(alsa_card_cs423x_init)
+module_exit(alsa_card_cs423x_exit)
diff --git a/sound/isa/cs423x/cs4236_lib.c b/sound/isa/cs423x/cs4236_lib.c
new file mode 100644
index 000000000..35f25911a
--- /dev/null
+++ b/sound/isa/cs423x/cs4236_lib.c
@@ -0,0 +1,1074 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
+ *  Routines for control of CS4235/4236B/4237B/4238B/4239 chips
+ *
+ *  Note:
+ *     -----
+ *
+ *  Bugs:
+ *     -----
+ */
+
+/*
+ *  Indirect control registers (CS4236B+)
+ * 
+ *  C0
+ *     D8: WSS reset (all chips)
+ *
+ *  C1 (all chips except CS4236)
+ *     D7-D5: version 
+ *     D4-D0: chip id
+ *             11101 - CS4235
+ *             01011 - CS4236B
+ *             01000 - CS4237B
+ *             01001 - CS4238B
+ *             11110 - CS4239
+ *
+ *  C2
+ *     D7-D4: 3D Space (CS4235,CS4237B,CS4238B,CS4239)
+ *     D3-D0: 3D Center (CS4237B); 3D Volume (CS4238B)
+ * 
+ *  C3
+ *     D7: 3D Enable (CS4237B)
+ *     D6: 3D Mono Enable (CS4237B)
+ *     D5: 3D Serial Output (CS4237B,CS4238B)
+ *     D4: 3D Enable (CS4235,CS4238B,CS4239)
+ *
+ *  C4
+ *     D7: consumer serial port enable (CS4237B,CS4238B)
+ *     D6: channels status block reset (CS4237B,CS4238B)
+ *     D5: user bit in sub-frame of digital audio data (CS4237B,CS4238B)
+ *     D4: validity bit in sub-frame of digital audio data (CS4237B,CS4238B)
+ * 
+ *  C5  lower channel status (digital serial data description) (CS4237B,CS4238B)
+ *     D7-D6: first two bits of category code
+ *     D5: lock
+ *     D4-D3: pre-emphasis (0 = none, 1 = 50/15us)
+ *     D2: copy/copyright (0 = copy inhibited)
+ *     D1: 0 = digital audio / 1 = non-digital audio
+ *     
+ *  C6  upper channel status (digital serial data description) (CS4237B,CS4238B)
+ *     D7-D6: sample frequency (0 = 44.1kHz)
+ *     D5: generation status (0 = no indication, 1 = original/commercially precaptureed data)
+ *     D4-D0: category code (upper bits)
+ *
+ *  C7  reserved (must write 0)
+ *
+ *  C8  wavetable control
+ *     D7: volume control interrupt enable (CS4235,CS4239)
+ *     D6: hardware volume control format (CS4235,CS4239)
+ *     D3: wavetable serial port enable (all chips)
+ *     D2: DSP serial port switch (all chips)
+ *     D1: disable MCLK (all chips)
+ *     D0: force BRESET low (all chips)
+ *
+ */
+
+#include <linux/io.h>
+#include <linux/delay.h>
+#include <linux/init.h>
+#include <linux/time.h>
+#include <linux/wait.h>
+#include <sound/core.h>
+#include <sound/wss.h>
+#include <sound/asoundef.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+
+/*
+ *
+ */
+
+static const unsigned char snd_cs4236_ext_map[18] = {
+	/* CS4236_LEFT_LINE */		0xff,
+	/* CS4236_RIGHT_LINE */		0xff,
+	/* CS4236_LEFT_MIC */		0xdf,
+	/* CS4236_RIGHT_MIC */		0xdf,
+	/* CS4236_LEFT_MIX_CTRL */	0xe0 | 0x18,
+	/* CS4236_RIGHT_MIX_CTRL */	0xe0,
+	/* CS4236_LEFT_FM */		0xbf,
+	/* CS4236_RIGHT_FM */		0xbf,
+	/* CS4236_LEFT_DSP */		0xbf,
+	/* CS4236_RIGHT_DSP */		0xbf,
+	/* CS4236_RIGHT_LOOPBACK */	0xbf,
+	/* CS4236_DAC_MUTE */		0xe0,
+	/* CS4236_ADC_RATE */		0x01,	/* 48kHz */
+	/* CS4236_DAC_RATE */		0x01,	/* 48kHz */
+	/* CS4236_LEFT_MASTER */	0xbf,
+	/* CS4236_RIGHT_MASTER */	0xbf,
+	/* CS4236_LEFT_WAVE */		0xbf,
+	/* CS4236_RIGHT_WAVE */		0xbf
+};
+
+/*
+ *
+ */
+
+static void snd_cs4236_ctrl_out(struct snd_wss *chip,
+				unsigned char reg, unsigned char val)
+{
+	outb(reg, chip->cport + 3);
+	outb(chip->cimage[reg] = val, chip->cport + 4);
+}
+
+static unsigned char snd_cs4236_ctrl_in(struct snd_wss *chip, unsigned char reg)
+{
+	outb(reg, chip->cport + 3);
+	return inb(chip->cport + 4);
+}
+
+/*
+ *  PCM
+ */
+
+#define CLOCKS 8
+
+static const struct snd_ratnum clocks[CLOCKS] = {
+	{ .num = 16934400, .den_min = 353, .den_max = 353, .den_step = 1 },
+	{ .num = 16934400, .den_min = 529, .den_max = 529, .den_step = 1 },
+	{ .num = 16934400, .den_min = 617, .den_max = 617, .den_step = 1 },
+	{ .num = 16934400, .den_min = 1058, .den_max = 1058, .den_step = 1 },
+	{ .num = 16934400, .den_min = 1764, .den_max = 1764, .den_step = 1 },
+	{ .num = 16934400, .den_min = 2117, .den_max = 2117, .den_step = 1 },
+	{ .num = 16934400, .den_min = 2558, .den_max = 2558, .den_step = 1 },
+	{ .num = 16934400/16, .den_min = 21, .den_max = 192, .den_step = 1 }
+};
+
+static const struct snd_pcm_hw_constraint_ratnums hw_constraints_clocks = {
+	.nrats = CLOCKS,
+	.rats = clocks,
+};
+
+static int snd_cs4236_xrate(struct snd_pcm_runtime *runtime)
+{
+	return snd_pcm_hw_constraint_ratnums(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
+					     &hw_constraints_clocks);
+}
+
+static unsigned char divisor_to_rate_register(unsigned int divisor)
+{
+	switch (divisor) {
+	case 353:	return 1;
+	case 529:	return 2;
+	case 617:	return 3;
+	case 1058:	return 4;
+	case 1764:	return 5;
+	case 2117:	return 6;
+	case 2558:	return 7;
+	default:
+		if (divisor < 21 || divisor > 192) {
+			snd_BUG();
+			return 192;
+		}
+		return divisor;
+	}
+}
+
+static void snd_cs4236_playback_format(struct snd_wss *chip,
+				       struct snd_pcm_hw_params *params,
+				       unsigned char pdfr)
+{
+	unsigned long flags;
+	unsigned char rate = divisor_to_rate_register(params->rate_den);
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	/* set fast playback format change and clean playback FIFO */
+	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
+		    chip->image[CS4231_ALT_FEATURE_1] | 0x10);
+	snd_wss_out(chip, CS4231_PLAYBK_FORMAT, pdfr & 0xf0);
+	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
+		    chip->image[CS4231_ALT_FEATURE_1] & ~0x10);
+	snd_cs4236_ext_out(chip, CS4236_DAC_RATE, rate);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+}
+
+static void snd_cs4236_capture_format(struct snd_wss *chip,
+				      struct snd_pcm_hw_params *params,
+				      unsigned char cdfr)
+{
+	unsigned long flags;
+	unsigned char rate = divisor_to_rate_register(params->rate_den);
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	/* set fast capture format change and clean capture FIFO */
+	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
+		    chip->image[CS4231_ALT_FEATURE_1] | 0x20);
+	snd_wss_out(chip, CS4231_REC_FORMAT, cdfr & 0xf0);
+	snd_wss_out(chip, CS4231_ALT_FEATURE_1,
+		    chip->image[CS4231_ALT_FEATURE_1] & ~0x20);
+	snd_cs4236_ext_out(chip, CS4236_ADC_RATE, rate);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+}
+
+#ifdef CONFIG_PM
+
+static void snd_cs4236_suspend(struct snd_wss *chip)
+{
+	int reg;
+	unsigned long flags;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	for (reg = 0; reg < 32; reg++)
+		chip->image[reg] = snd_wss_in(chip, reg);
+	for (reg = 0; reg < 18; reg++)
+		chip->eimage[reg] = snd_cs4236_ext_in(chip, CS4236_I23VAL(reg));
+	for (reg = 2; reg < 9; reg++)
+		chip->cimage[reg] = snd_cs4236_ctrl_in(chip, reg);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+}
+
+static void snd_cs4236_resume(struct snd_wss *chip)
+{
+	int reg;
+	unsigned long flags;
+	
+	snd_wss_mce_up(chip);
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	for (reg = 0; reg < 32; reg++) {
+		switch (reg) {
+		case CS4236_EXT_REG:
+		case CS4231_VERSION:
+		case 27:	/* why? CS4235 - master left */
+		case 29:	/* why? CS4235 - master right */
+			break;
+		default:
+			snd_wss_out(chip, reg, chip->image[reg]);
+			break;
+		}
+	}
+	for (reg = 0; reg < 18; reg++)
+		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg), chip->eimage[reg]);
+	for (reg = 2; reg < 9; reg++) {
+		switch (reg) {
+		case 7:
+			break;
+		default:
+			snd_cs4236_ctrl_out(chip, reg, chip->cimage[reg]);
+		}
+	}
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	snd_wss_mce_down(chip);
+}
+
+#endif /* CONFIG_PM */
+/*
+ * This function does no fail if the chip is not CS4236B or compatible.
+ * It just an equivalent to the snd_wss_create() then.
+ */
+int snd_cs4236_create(struct snd_card *card,
+		      unsigned long port,
+		      unsigned long cport,
+		      int irq, int dma1, int dma2,
+		      unsigned short hardware,
+		      unsigned short hwshare,
+		      struct snd_wss **rchip)
+{
+	struct snd_wss *chip;
+	unsigned char ver1, ver2;
+	unsigned int reg;
+	int err;
+
+	*rchip = NULL;
+	if (hardware == WSS_HW_DETECT)
+		hardware = WSS_HW_DETECT3;
+
+	err = snd_wss_create(card, port, cport,
+			     irq, dma1, dma2, hardware, hwshare, &chip);
+	if (err < 0)
+		return err;
+
+	if ((chip->hardware & WSS_HW_CS4236B_MASK) == 0) {
+		snd_printd("chip is not CS4236+, hardware=0x%x\n",
+			   chip->hardware);
+		*rchip = chip;
+		return 0;
+	}
+#if 0
+	{
+		int idx;
+		for (idx = 0; idx < 8; idx++)
+			snd_printk(KERN_DEBUG "CD%i = 0x%x\n",
+				   idx, inb(chip->cport + idx));
+		for (idx = 0; idx < 9; idx++)
+			snd_printk(KERN_DEBUG "C%i = 0x%x\n",
+				   idx, snd_cs4236_ctrl_in(chip, idx));
+	}
+#endif
+	if (cport < 0x100 || cport == SNDRV_AUTO_PORT) {
+		snd_printk(KERN_ERR "please, specify control port "
+			   "for CS4236+ chips\n");
+		return -ENODEV;
+	}
+	ver1 = snd_cs4236_ctrl_in(chip, 1);
+	ver2 = snd_cs4236_ext_in(chip, CS4236_VERSION);
+	snd_printdd("CS4236: [0x%lx] C1 (version) = 0x%x, ext = 0x%x\n",
+			cport, ver1, ver2);
+	if (ver1 != ver2) {
+		snd_printk(KERN_ERR "CS4236+ chip detected, but "
+			   "control port 0x%lx is not valid\n", cport);
+		return -ENODEV;
+	}
+	snd_cs4236_ctrl_out(chip, 0, 0x00);
+	snd_cs4236_ctrl_out(chip, 2, 0xff);
+	snd_cs4236_ctrl_out(chip, 3, 0x00);
+	snd_cs4236_ctrl_out(chip, 4, 0x80);
+	reg = ((IEC958_AES1_CON_PCM_CODER & 3) << 6) |
+	      IEC958_AES0_CON_EMPHASIS_NONE;
+	snd_cs4236_ctrl_out(chip, 5, reg);
+	snd_cs4236_ctrl_out(chip, 6, IEC958_AES1_CON_PCM_CODER >> 2);
+	snd_cs4236_ctrl_out(chip, 7, 0x00);
+	/*
+	 * 0x8c for C8 is valid for Turtle Beach Malibu - the IEC-958
+	 * output is working with this setup, other hardware should
+	 * have different signal paths and this value should be
+	 * selectable in the future
+	 */
+	snd_cs4236_ctrl_out(chip, 8, 0x8c);
+	chip->rate_constraint = snd_cs4236_xrate;
+	chip->set_playback_format = snd_cs4236_playback_format;
+	chip->set_capture_format = snd_cs4236_capture_format;
+#ifdef CONFIG_PM
+	chip->suspend = snd_cs4236_suspend;
+	chip->resume = snd_cs4236_resume;
+#endif
+
+	/* initialize extended registers */
+	for (reg = 0; reg < sizeof(snd_cs4236_ext_map); reg++)
+		snd_cs4236_ext_out(chip, CS4236_I23VAL(reg),
+				   snd_cs4236_ext_map[reg]);
+
+	/* initialize compatible but more featured registers */
+	snd_wss_out(chip, CS4231_LEFT_INPUT, 0x40);
+	snd_wss_out(chip, CS4231_RIGHT_INPUT, 0x40);
+	snd_wss_out(chip, CS4231_AUX1_LEFT_INPUT, 0xff);
+	snd_wss_out(chip, CS4231_AUX1_RIGHT_INPUT, 0xff);
+	snd_wss_out(chip, CS4231_AUX2_LEFT_INPUT, 0xdf);
+	snd_wss_out(chip, CS4231_AUX2_RIGHT_INPUT, 0xdf);
+	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
+	snd_wss_out(chip, CS4231_LEFT_LINE_IN, 0xff);
+	snd_wss_out(chip, CS4231_RIGHT_LINE_IN, 0xff);
+	switch (chip->hardware) {
+	case WSS_HW_CS4235:
+	case WSS_HW_CS4239:
+		snd_wss_out(chip, CS4235_LEFT_MASTER, 0xff);
+		snd_wss_out(chip, CS4235_RIGHT_MASTER, 0xff);
+		break;
+	}
+
+	*rchip = chip;
+	return 0;
+}
+
+int snd_cs4236_pcm(struct snd_wss *chip, int device)
+{
+	int err;
+	
+	err = snd_wss_pcm(chip, device);
+	if (err < 0)
+		return err;
+	chip->pcm->info_flags &= ~SNDRV_PCM_INFO_JOINT_DUPLEX;
+	return 0;
+}
+
+/*
+ *  MIXER
+ */
+
+#define CS4236_SINGLE(xname, xindex, reg, shift, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .info = snd_cs4236_info_single, \
+  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
+  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
+
+#define CS4236_SINGLE_TLV(xname, xindex, reg, shift, mask, invert, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .info = snd_cs4236_info_single, \
+  .get = snd_cs4236_get_single, .put = snd_cs4236_put_single, \
+  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24), \
+  .tlv = { .p = (xtlv) } }
+
+static int snd_cs4236_info_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	int mask = (kcontrol->private_value >> 16) & 0xff;
+
+	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 1;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = mask;
+	return 0;
+}
+
+static int snd_cs4236_get_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int reg = kcontrol->private_value & 0xff;
+	int shift = (kcontrol->private_value >> 8) & 0xff;
+	int mask = (kcontrol->private_value >> 16) & 0xff;
+	int invert = (kcontrol->private_value >> 24) & 0xff;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(reg)] >> shift) & mask;
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	if (invert)
+		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
+	return 0;
+}
+
+static int snd_cs4236_put_single(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int reg = kcontrol->private_value & 0xff;
+	int shift = (kcontrol->private_value >> 8) & 0xff;
+	int mask = (kcontrol->private_value >> 16) & 0xff;
+	int invert = (kcontrol->private_value >> 24) & 0xff;
+	int change;
+	unsigned short val;
+	
+	val = (ucontrol->value.integer.value[0] & mask);
+	if (invert)
+		val = mask - val;
+	val <<= shift;
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val = (chip->eimage[CS4236_REG(reg)] & ~(mask << shift)) | val;
+	change = val != chip->eimage[CS4236_REG(reg)];
+	snd_cs4236_ext_out(chip, reg, val);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+#define CS4236_SINGLEC(xname, xindex, reg, shift, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .info = snd_cs4236_info_single, \
+  .get = snd_cs4236_get_singlec, .put = snd_cs4236_put_singlec, \
+  .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
+
+static int snd_cs4236_get_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int reg = kcontrol->private_value & 0xff;
+	int shift = (kcontrol->private_value >> 8) & 0xff;
+	int mask = (kcontrol->private_value >> 16) & 0xff;
+	int invert = (kcontrol->private_value >> 24) & 0xff;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = (chip->cimage[reg] >> shift) & mask;
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	if (invert)
+		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
+	return 0;
+}
+
+static int snd_cs4236_put_singlec(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int reg = kcontrol->private_value & 0xff;
+	int shift = (kcontrol->private_value >> 8) & 0xff;
+	int mask = (kcontrol->private_value >> 16) & 0xff;
+	int invert = (kcontrol->private_value >> 24) & 0xff;
+	int change;
+	unsigned short val;
+	
+	val = (ucontrol->value.integer.value[0] & mask);
+	if (invert)
+		val = mask - val;
+	val <<= shift;
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val = (chip->cimage[reg] & ~(mask << shift)) | val;
+	change = val != chip->cimage[reg];
+	snd_cs4236_ctrl_out(chip, reg, val);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+#define CS4236_DOUBLE(xname, xindex, left_reg, right_reg, shift_left, shift_right, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
+  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
+
+#define CS4236_DOUBLE_TLV(xname, xindex, left_reg, right_reg, shift_left, \
+			  shift_right, mask, invert, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4236_get_double, .put = snd_cs4236_put_double, \
+  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
+		   (shift_right << 19) | (mask << 24) | (invert << 22), \
+  .tlv = { .p = (xtlv) } }
+
+static int snd_cs4236_info_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+	int mask = (kcontrol->private_value >> 24) & 0xff;
+
+	uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
+	uinfo->count = 2;
+	uinfo->value.integer.min = 0;
+	uinfo->value.integer.max = mask;
+	return 0;
+}
+
+static int snd_cs4236_get_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int left_reg = kcontrol->private_value & 0xff;
+	int right_reg = (kcontrol->private_value >> 8) & 0xff;
+	int shift_left = (kcontrol->private_value >> 16) & 0x07;
+	int shift_right = (kcontrol->private_value >> 19) & 0x07;
+	int mask = (kcontrol->private_value >> 24) & 0xff;
+	int invert = (kcontrol->private_value >> 22) & 1;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = (chip->eimage[CS4236_REG(left_reg)] >> shift_left) & mask;
+	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	if (invert) {
+		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
+		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
+	}
+	return 0;
+}
+
+static int snd_cs4236_put_double(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int left_reg = kcontrol->private_value & 0xff;
+	int right_reg = (kcontrol->private_value >> 8) & 0xff;
+	int shift_left = (kcontrol->private_value >> 16) & 0x07;
+	int shift_right = (kcontrol->private_value >> 19) & 0x07;
+	int mask = (kcontrol->private_value >> 24) & 0xff;
+	int invert = (kcontrol->private_value >> 22) & 1;
+	int change;
+	unsigned short val1, val2;
+	
+	val1 = ucontrol->value.integer.value[0] & mask;
+	val2 = ucontrol->value.integer.value[1] & mask;
+	if (invert) {
+		val1 = mask - val1;
+		val2 = mask - val2;
+	}
+	val1 <<= shift_left;
+	val2 <<= shift_right;
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	if (left_reg != right_reg) {
+		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~(mask << shift_left)) | val1;
+		val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
+		change = val1 != chip->eimage[CS4236_REG(left_reg)] || val2 != chip->eimage[CS4236_REG(right_reg)];
+		snd_cs4236_ext_out(chip, left_reg, val1);
+		snd_cs4236_ext_out(chip, right_reg, val2);
+	} else {
+		val1 = (chip->eimage[CS4236_REG(left_reg)] & ~((mask << shift_left) | (mask << shift_right))) | val1 | val2;
+		change = val1 != chip->eimage[CS4236_REG(left_reg)];
+		snd_cs4236_ext_out(chip, left_reg, val1);
+	}
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+#define CS4236_DOUBLE1(xname, xindex, left_reg, right_reg, shift_left, \
+			shift_right, mask, invert) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
+  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | (shift_right << 19) | (mask << 24) | (invert << 22) }
+
+#define CS4236_DOUBLE1_TLV(xname, xindex, left_reg, right_reg, shift_left, \
+			   shift_right, mask, invert, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4236_get_double1, .put = snd_cs4236_put_double1, \
+  .private_value = left_reg | (right_reg << 8) | (shift_left << 16) | \
+		   (shift_right << 19) | (mask << 24) | (invert << 22), \
+  .tlv = { .p = (xtlv) } }
+
+static int snd_cs4236_get_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int left_reg = kcontrol->private_value & 0xff;
+	int right_reg = (kcontrol->private_value >> 8) & 0xff;
+	int shift_left = (kcontrol->private_value >> 16) & 0x07;
+	int shift_right = (kcontrol->private_value >> 19) & 0x07;
+	int mask = (kcontrol->private_value >> 24) & 0xff;
+	int invert = (kcontrol->private_value >> 22) & 1;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = (chip->image[left_reg] >> shift_left) & mask;
+	ucontrol->value.integer.value[1] = (chip->eimage[CS4236_REG(right_reg)] >> shift_right) & mask;
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	if (invert) {
+		ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
+		ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
+	}
+	return 0;
+}
+
+static int snd_cs4236_put_double1(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int left_reg = kcontrol->private_value & 0xff;
+	int right_reg = (kcontrol->private_value >> 8) & 0xff;
+	int shift_left = (kcontrol->private_value >> 16) & 0x07;
+	int shift_right = (kcontrol->private_value >> 19) & 0x07;
+	int mask = (kcontrol->private_value >> 24) & 0xff;
+	int invert = (kcontrol->private_value >> 22) & 1;
+	int change;
+	unsigned short val1, val2;
+	
+	val1 = ucontrol->value.integer.value[0] & mask;
+	val2 = ucontrol->value.integer.value[1] & mask;
+	if (invert) {
+		val1 = mask - val1;
+		val2 = mask - val2;
+	}
+	val1 <<= shift_left;
+	val2 <<= shift_right;
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val1 = (chip->image[left_reg] & ~(mask << shift_left)) | val1;
+	val2 = (chip->eimage[CS4236_REG(right_reg)] & ~(mask << shift_right)) | val2;
+	change = val1 != chip->image[left_reg] || val2 != chip->eimage[CS4236_REG(right_reg)];
+	snd_wss_out(chip, left_reg, val1);
+	snd_cs4236_ext_out(chip, right_reg, val2);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+#define CS4236_MASTER_DIGITAL(xname, xindex, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4236_get_master_digital, .put = snd_cs4236_put_master_digital, \
+  .private_value = 71 << 24, \
+  .tlv = { .p = (xtlv) } }
+
+static inline int snd_cs4236_mixer_master_digital_invert_volume(int vol)
+{
+	return (vol < 64) ? 63 - vol : 64 + (71 - vol);
+}
+
+static int snd_cs4236_get_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & 0x7f);
+	ucontrol->value.integer.value[1] = snd_cs4236_mixer_master_digital_invert_volume(chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & 0x7f);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return 0;
+}
+
+static int snd_cs4236_put_master_digital(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int change;
+	unsigned short val1, val2;
+	
+	val1 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[0] & 0x7f);
+	val2 = snd_cs4236_mixer_master_digital_invert_volume(ucontrol->value.integer.value[1] & 0x7f);
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val1 = (chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] & ~0x7f) | val1;
+	val2 = (chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)] & ~0x7f) | val2;
+	change = val1 != chip->eimage[CS4236_REG(CS4236_LEFT_MASTER)] || val2 != chip->eimage[CS4236_REG(CS4236_RIGHT_MASTER)];
+	snd_cs4236_ext_out(chip, CS4236_LEFT_MASTER, val1);
+	snd_cs4236_ext_out(chip, CS4236_RIGHT_MASTER, val2);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+#define CS4235_OUTPUT_ACCU(xname, xindex, xtlv) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
+  .info = snd_cs4236_info_double, \
+  .get = snd_cs4235_get_output_accu, .put = snd_cs4235_put_output_accu, \
+  .private_value = 3 << 24, \
+  .tlv = { .p = (xtlv) } }
+
+static inline int snd_cs4235_mixer_output_accu_get_volume(int vol)
+{
+	switch ((vol >> 5) & 3) {
+	case 0: return 1;
+	case 1: return 3;
+	case 2: return 2;
+	case 3: return 0;
+ 	}
+	return 3;
+}
+
+static inline int snd_cs4235_mixer_output_accu_set_volume(int vol)
+{
+	switch (vol & 3) {
+	case 0: return 3 << 5;
+	case 1: return 0 << 5;
+	case 2: return 2 << 5;
+	case 3: return 1 << 5;
+	}
+	return 1 << 5;
+}
+
+static int snd_cs4235_get_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_LEFT_MASTER]);
+	ucontrol->value.integer.value[1] = snd_cs4235_mixer_output_accu_get_volume(chip->image[CS4235_RIGHT_MASTER]);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return 0;
+}
+
+static int snd_cs4235_put_output_accu(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int change;
+	unsigned short val1, val2;
+	
+	val1 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[0]);
+	val2 = snd_cs4235_mixer_output_accu_set_volume(ucontrol->value.integer.value[1]);
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val1 = (chip->image[CS4235_LEFT_MASTER] & ~(3 << 5)) | val1;
+	val2 = (chip->image[CS4235_RIGHT_MASTER] & ~(3 << 5)) | val2;
+	change = val1 != chip->image[CS4235_LEFT_MASTER] || val2 != chip->image[CS4235_RIGHT_MASTER];
+	snd_wss_out(chip, CS4235_LEFT_MASTER, val1);
+	snd_wss_out(chip, CS4235_RIGHT_MASTER, val2);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return change;
+}
+
+static const DECLARE_TLV_DB_SCALE(db_scale_7bit, -9450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_6bit, -9450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_6bit_12db_max, -8250, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_5bit_12db_max, -3450, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_5bit_22db_max, -2400, 150, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_4bit, -4500, 300, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_2bit, -1800, 600, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_rec_gain, 0, 150, 0);
+
+static const struct snd_kcontrol_new snd_cs4236_controls[] = {
+
+CS4236_DOUBLE("Master Digital Playback Switch", 0,
+		CS4236_LEFT_MASTER, CS4236_RIGHT_MASTER, 7, 7, 1, 1),
+CS4236_DOUBLE("Master Digital Capture Switch", 0,
+		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
+CS4236_MASTER_DIGITAL("Master Digital Volume", 0, db_scale_7bit),
+
+CS4236_DOUBLE_TLV("Capture Boost Volume", 0,
+		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
+		  db_scale_2bit),
+
+WSS_DOUBLE("PCM Playback Switch", 0,
+		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
+WSS_DOUBLE_TLV("PCM Playback Volume", 0,
+		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
+		db_scale_6bit),
+
+CS4236_DOUBLE("DSP Playback Switch", 0,
+		CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
+CS4236_DOUBLE_TLV("DSP Playback Volume", 0,
+		  CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 0, 0, 63, 1,
+		  db_scale_6bit),
+
+CS4236_DOUBLE("FM Playback Switch", 0,
+		CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
+CS4236_DOUBLE_TLV("FM Playback Volume", 0,
+		  CS4236_LEFT_FM, CS4236_RIGHT_FM, 0, 0, 63, 1,
+		  db_scale_6bit),
+
+CS4236_DOUBLE("Wavetable Playback Switch", 0,
+		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
+CS4236_DOUBLE_TLV("Wavetable Playback Volume", 0,
+		  CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 0, 0, 63, 1,
+		  db_scale_6bit_12db_max),
+
+WSS_DOUBLE("Synth Playback Switch", 0,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
+WSS_DOUBLE_TLV("Synth Volume", 0,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+WSS_DOUBLE("Synth Capture Switch", 0,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
+WSS_DOUBLE("Synth Capture Bypass", 0,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 5, 5, 1, 1),
+
+CS4236_DOUBLE("Mic Playback Switch", 0,
+		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
+CS4236_DOUBLE("Mic Capture Switch", 0,
+		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
+CS4236_DOUBLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, CS4236_RIGHT_MIC,
+		  0, 0, 31, 1, db_scale_5bit_22db_max),
+CS4236_DOUBLE("Mic Playback Boost (+20dB)", 0,
+		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 5, 5, 1, 0),
+
+WSS_DOUBLE("Line Playback Switch", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
+WSS_DOUBLE_TLV("Line Volume", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+WSS_DOUBLE("Line Capture Switch", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
+WSS_DOUBLE("Line Capture Bypass", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 5, 5, 1, 1),
+
+WSS_DOUBLE("CD Playback Switch", 0,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
+WSS_DOUBLE_TLV("CD Volume", 0,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+WSS_DOUBLE("CD Capture Switch", 0,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
+
+CS4236_DOUBLE1("Mono Output Playback Switch", 0,
+		CS4231_MONO_CTRL, CS4236_RIGHT_MIX_CTRL, 6, 7, 1, 1),
+CS4236_DOUBLE1("Beep Playback Switch", 0,
+		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
+WSS_SINGLE_TLV("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1,
+		db_scale_4bit),
+WSS_SINGLE("Beep Bypass Playback Switch", 0, CS4231_MONO_CTRL, 5, 1, 0),
+
+WSS_DOUBLE_TLV("Capture Volume", 0, CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT,
+		0, 0, 15, 0, db_scale_rec_gain),
+WSS_DOUBLE("Analog Loopback Capture Switch", 0,
+		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
+
+WSS_SINGLE("Loopback Digital Playback Switch", 0, CS4231_LOOPBACK, 0, 1, 0),
+CS4236_DOUBLE1_TLV("Loopback Digital Playback Volume", 0,
+		   CS4231_LOOPBACK, CS4236_RIGHT_LOOPBACK, 2, 0, 63, 1,
+		   db_scale_6bit),
+};
+
+static const DECLARE_TLV_DB_SCALE(db_scale_5bit_6db_max, -5600, 200, 0);
+static const DECLARE_TLV_DB_SCALE(db_scale_2bit_16db_max, -2400, 800, 0);
+
+static const struct snd_kcontrol_new snd_cs4235_controls[] = {
+
+WSS_DOUBLE("Master Playback Switch", 0,
+		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 7, 7, 1, 1),
+WSS_DOUBLE_TLV("Master Playback Volume", 0,
+		CS4235_LEFT_MASTER, CS4235_RIGHT_MASTER, 0, 0, 31, 1,
+		db_scale_5bit_6db_max),
+
+CS4235_OUTPUT_ACCU("Playback Volume", 0, db_scale_2bit_16db_max),
+
+WSS_DOUBLE("Synth Playback Switch", 1,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 7, 7, 1, 1),
+WSS_DOUBLE("Synth Capture Switch", 1,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 6, 6, 1, 1),
+WSS_DOUBLE_TLV("Synth Volume", 1,
+		CS4231_LEFT_LINE_IN, CS4231_RIGHT_LINE_IN, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+
+CS4236_DOUBLE_TLV("Capture Volume", 0,
+		  CS4236_LEFT_MIX_CTRL, CS4236_RIGHT_MIX_CTRL, 5, 5, 3, 1,
+		  db_scale_2bit),
+
+WSS_DOUBLE("PCM Playback Switch", 0,
+		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 7, 7, 1, 1),
+WSS_DOUBLE("PCM Capture Switch", 0,
+		CS4236_DAC_MUTE, CS4236_DAC_MUTE, 7, 6, 1, 1),
+WSS_DOUBLE_TLV("PCM Volume", 0,
+		CS4231_LEFT_OUTPUT, CS4231_RIGHT_OUTPUT, 0, 0, 63, 1,
+		db_scale_6bit),
+
+CS4236_DOUBLE("DSP Switch", 0, CS4236_LEFT_DSP, CS4236_RIGHT_DSP, 7, 7, 1, 1),
+
+CS4236_DOUBLE("FM Switch", 0, CS4236_LEFT_FM, CS4236_RIGHT_FM, 7, 7, 1, 1),
+
+CS4236_DOUBLE("Wavetable Switch", 0,
+		CS4236_LEFT_WAVE, CS4236_RIGHT_WAVE, 7, 7, 1, 1),
+
+CS4236_DOUBLE("Mic Capture Switch", 0,
+		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 7, 7, 1, 1),
+CS4236_DOUBLE("Mic Playback Switch", 0,
+		CS4236_LEFT_MIC, CS4236_RIGHT_MIC, 6, 6, 1, 1),
+CS4236_SINGLE_TLV("Mic Volume", 0, CS4236_LEFT_MIC, 0, 31, 1,
+		  db_scale_5bit_22db_max),
+CS4236_SINGLE("Mic Boost (+20dB)", 0, CS4236_LEFT_MIC, 5, 1, 0),
+
+WSS_DOUBLE("Line Playback Switch", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 7, 7, 1, 1),
+WSS_DOUBLE("Line Capture Switch", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 6, 6, 1, 1),
+WSS_DOUBLE_TLV("Line Volume", 0,
+		CS4231_AUX1_LEFT_INPUT, CS4231_AUX1_RIGHT_INPUT, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+
+WSS_DOUBLE("CD Playback Switch", 1,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 7, 7, 1, 1),
+WSS_DOUBLE("CD Capture Switch", 1,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 6, 6, 1, 1),
+WSS_DOUBLE_TLV("CD Volume", 1,
+		CS4231_AUX2_LEFT_INPUT, CS4231_AUX2_RIGHT_INPUT, 0, 0, 31, 1,
+		db_scale_5bit_12db_max),
+
+CS4236_DOUBLE1("Beep Playback Switch", 0,
+		CS4231_MONO_CTRL, CS4236_LEFT_MIX_CTRL, 7, 7, 1, 1),
+WSS_SINGLE("Beep Playback Volume", 0, CS4231_MONO_CTRL, 0, 15, 1),
+
+WSS_DOUBLE("Analog Loopback Switch", 0,
+		CS4231_LEFT_INPUT, CS4231_RIGHT_INPUT, 7, 7, 1, 0),
+};
+
+#define CS4236_IEC958_ENABLE(xname, xindex) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \
+  .info = snd_cs4236_info_single, \
+  .get = snd_cs4236_get_iec958_switch, .put = snd_cs4236_put_iec958_switch, \
+  .private_value = 1 << 16 }
+
+static int snd_cs4236_get_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	ucontrol->value.integer.value[0] = chip->image[CS4231_ALT_FEATURE_1] & 0x02 ? 1 : 0;
+#if 0
+	printk(KERN_DEBUG "get valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
+	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
+			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
+			snd_cs4236_ctrl_in(chip, 3),
+			snd_cs4236_ctrl_in(chip, 4),
+			snd_cs4236_ctrl_in(chip, 5),
+			snd_cs4236_ctrl_in(chip, 6),
+			snd_cs4236_ctrl_in(chip, 8));
+#endif
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	return 0;
+}
+
+static int snd_cs4236_put_iec958_switch(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+	struct snd_wss *chip = snd_kcontrol_chip(kcontrol);
+	unsigned long flags;
+	int change;
+	unsigned short enable, val;
+	
+	enable = ucontrol->value.integer.value[0] & 1;
+
+	mutex_lock(&chip->mce_mutex);
+	snd_wss_mce_up(chip);
+	spin_lock_irqsave(&chip->reg_lock, flags);
+	val = (chip->image[CS4231_ALT_FEATURE_1] & ~0x0e) | (0<<2) | (enable << 1);
+	change = val != chip->image[CS4231_ALT_FEATURE_1];
+	snd_wss_out(chip, CS4231_ALT_FEATURE_1, val);
+	val = snd_cs4236_ctrl_in(chip, 4) | 0xc0;
+	snd_cs4236_ctrl_out(chip, 4, val);
+	udelay(100);
+	val &= ~0x40;
+	snd_cs4236_ctrl_out(chip, 4, val);
+	spin_unlock_irqrestore(&chip->reg_lock, flags);
+	snd_wss_mce_down(chip);
+	mutex_unlock(&chip->mce_mutex);
+
+#if 0
+	printk(KERN_DEBUG "set valid: ALT = 0x%x, C3 = 0x%x, C4 = 0x%x, "
+	       "C5 = 0x%x, C6 = 0x%x, C8 = 0x%x\n",
+			snd_wss_in(chip, CS4231_ALT_FEATURE_1),
+			snd_cs4236_ctrl_in(chip, 3),
+			snd_cs4236_ctrl_in(chip, 4),
+			snd_cs4236_ctrl_in(chip, 5),
+			snd_cs4236_ctrl_in(chip, 6),
+			snd_cs4236_ctrl_in(chip, 8));
+#endif
+	return change;
+}
+
+static const struct snd_kcontrol_new snd_cs4236_iec958_controls[] = {
+CS4236_IEC958_ENABLE("IEC958 Output Enable", 0),
+CS4236_SINGLEC("IEC958 Output Validity", 0, 4, 4, 1, 0),
+CS4236_SINGLEC("IEC958 Output User", 0, 4, 5, 1, 0),
+CS4236_SINGLEC("IEC958 Output CSBR", 0, 4, 6, 1, 0),
+CS4236_SINGLEC("IEC958 Output Channel Status Low", 0, 5, 1, 127, 0),
+CS4236_SINGLEC("IEC958 Output Channel Status High", 0, 6, 0, 255, 0)
+};
+
+static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4235[] = {
+CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
+CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1)
+};
+
+static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4237[] = {
+CS4236_SINGLEC("3D Control - Switch", 0, 3, 7, 1, 0),
+CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
+CS4236_SINGLEC("3D Control - Center", 0, 2, 0, 15, 1),
+CS4236_SINGLEC("3D Control - Mono", 0, 3, 6, 1, 0),
+CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
+};
+
+static const struct snd_kcontrol_new snd_cs4236_3d_controls_cs4238[] = {
+CS4236_SINGLEC("3D Control - Switch", 0, 3, 4, 1, 0),
+CS4236_SINGLEC("3D Control - Space", 0, 2, 4, 15, 1),
+CS4236_SINGLEC("3D Control - Volume", 0, 2, 0, 15, 1),
+CS4236_SINGLEC("3D Control - IEC958", 0, 3, 5, 1, 0)
+};
+
+int snd_cs4236_mixer(struct snd_wss *chip)
+{
+	struct snd_card *card;
+	unsigned int idx, count;
+	int err;
+	const struct snd_kcontrol_new *kcontrol;
+
+	if (snd_BUG_ON(!chip || !chip->card))
+		return -EINVAL;
+	card = chip->card;
+	strcpy(card->mixername, snd_wss_chip_id(chip));
+
+	if (chip->hardware == WSS_HW_CS4235 ||
+	    chip->hardware == WSS_HW_CS4239) {
+		for (idx = 0; idx < ARRAY_SIZE(snd_cs4235_controls); idx++) {
+			err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4235_controls[idx], chip));
+			if (err < 0)
+				return err;
+		}
+	} else {
+		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_controls); idx++) {
+			err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_controls[idx], chip));
+			if (err < 0)
+				return err;
+		}
+	}
+	switch (chip->hardware) {
+	case WSS_HW_CS4235:
+	case WSS_HW_CS4239:
+		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4235);
+		kcontrol = snd_cs4236_3d_controls_cs4235;
+		break;
+	case WSS_HW_CS4237B:
+		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4237);
+		kcontrol = snd_cs4236_3d_controls_cs4237;
+		break;
+	case WSS_HW_CS4238B:
+		count = ARRAY_SIZE(snd_cs4236_3d_controls_cs4238);
+		kcontrol = snd_cs4236_3d_controls_cs4238;
+		break;
+	default:
+		count = 0;
+		kcontrol = NULL;
+	}
+	for (idx = 0; idx < count; idx++, kcontrol++) {
+		err = snd_ctl_add(card, snd_ctl_new1(kcontrol, chip));
+		if (err < 0)
+			return err;
+	}
+	if (chip->hardware == WSS_HW_CS4237B ||
+	    chip->hardware == WSS_HW_CS4238B) {
+		for (idx = 0; idx < ARRAY_SIZE(snd_cs4236_iec958_controls); idx++) {
+			err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4236_iec958_controls[idx], chip));
+			if (err < 0)
+				return err;
+		}
+	}
+	return 0;
+}