1 files changed, 44 insertions, 24 deletions

diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index ef6f18558c95..672e198317e1 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -53,8 +53,10 @@
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/dma-mapping.h>
 #include <linux/slab.h>
 #include <linux/moduleparam.h>
+#include <linux/mutex.h>
 #include <sound/core.h>
 #include <sound/cs8427.h>
 #include <sound/info.h>
@@ -82,10 +84,11 @@ MODULE_SUPPORTED_DEVICE("{"
 
 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;      /* Index 0-MAX */
 static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;       /* ID for this card */
-static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;              /* Enable this card */
+static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */
 static char *model[SNDRV_CARDS];
-static int omni[SNDRV_CARDS];   /* Delta44 & 66 Omni I/O support */
+static int omni[SNDRV_CARDS];                           /* Delta44 & 66 Omni I/O support */
 static int cs8427_timeout[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 500}; /* CS8427 S/PDIF transciever reset timeout value in msec */
+static int dxr_enable[SNDRV_CARDS];                     /* DXR enable for DMX6FIRE */
 
 module_param_array(index, int, NULL, 0444);
 MODULE_PARM_DESC(index, "Index value for ICE1712 soundcard.");
@@ -99,6 +102,8 @@ module_param_array(cs8427_timeout, int, NULL, 0444);
 MODULE_PARM_DESC(cs8427_timeout, "Define reset timeout for cs8427 chip in msec resolution.");
 module_param_array(model, charp, NULL, 0444);
 MODULE_PARM_DESC(model, "Use the given board model.");
+module_param_array(dxr_enable, int, NULL, 0444);
+MODULE_PARM_DESC(dxr_enable, "Enable DXR support for Terratec DMX6FIRE.");
 
 
 static struct pci_device_id snd_ice1712_ids[] = {
@@ -316,7 +321,6 @@ static void snd_ice1712_set_gpio_data(struct snd_ice1712 *ice, unsigned int val)
         inb(ICEREG(ice, DATA)); /* dummy read for pci-posting */
 }
 
-
 /*
  *
  * CS8427 interface
@@ -396,6 +400,20 @@ int __devinit snd_ice1712_init_cs8427(struct snd_ice1712 *ice, int addr)
         return 0;
 }
 
+static void snd_ice1712_set_input_clock_source(struct snd_ice1712 *ice, int spdif_is_master)
+{
+        /* change CS8427 clock source too */
+        if (ice->cs8427)
+                snd_ice1712_cs8427_set_input_clock(ice, spdif_is_master);
+        /* notify ak4524 chip as well */
+        if (spdif_is_master) {
+                unsigned int i;
+                for (i = 0; i < ice->akm_codecs; i++) {
+                        if (ice->akm[i].ops.set_rate_val)
+                                ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
+                }
+        }
+}
 
 /*
  *  Interrupt handler
@@ -1567,6 +1585,9 @@ static void snd_ice1712_proc_read(struct snd_info_entry *entry,
         snd_iprintf(buffer, "  CAPTURE          : 0x%08x\n", inl(ICEMT(ice, ROUTE_CAPTURE)));
         snd_iprintf(buffer, "  SPDOUT           : 0x%04x\n", (unsigned)inw(ICEMT(ice, ROUTE_SPDOUT)));
         snd_iprintf(buffer, "  RATE             : 0x%02x\n", (unsigned)inb(ICEMT(ice, RATE)));
+        snd_iprintf(buffer, "  GPIO_DATA        : 0x%02x\n", (unsigned)snd_ice1712_get_gpio_data(ice));
+        snd_iprintf(buffer, "  GPIO_WRITE_MASK  : 0x%02x\n", (unsigned)snd_ice1712_read(ice, ICE1712_IREG_GPIO_WRITE_MASK));
+        snd_iprintf(buffer, "  GPIO_DIRECTION   : 0x%02x\n", (unsigned)snd_ice1712_read(ice, ICE1712_IREG_GPIO_DIRECTION));
 }
 
 static void __devinit snd_ice1712_proc_init(struct snd_ice1712 * ice)
@@ -1856,20 +1877,8 @@ static int snd_ice1712_pro_internal_clock_put(struct snd_kcontrol *kcontrol,
         spin_unlock_irq(&ice->reg_lock);
 
         if ((oval & ICE1712_SPDIF_MASTER) !=
-            (inb(ICEMT(ice, RATE)) & ICE1712_SPDIF_MASTER)) {
-                /* change CS8427 clock source too */
-                if (ice->cs8427) {
-                        snd_ice1712_cs8427_set_input_clock(ice, is_spdif_master(ice));
-                }
-                /* notify ak4524 chip as well */
-                if (is_spdif_master(ice)) {
-                        unsigned int i;
-                        for (i = 0; i < ice->akm_codecs; i++) {
-                                if (ice->akm[i].ops.set_rate_val)
-                                        ice->akm[i].ops.set_rate_val(&ice->akm[i], 0);
-                        }
-                }
-        }
+            (inb(ICEMT(ice, RATE)) & ICE1712_SPDIF_MASTER))
+                snd_ice1712_set_input_clock_source(ice, is_spdif_master(ice));
 
         return change;
 }
@@ -2388,7 +2397,13 @@ static int __devinit snd_ice1712_chip_init(struct snd_ice1712 *ice)
         udelay(200);
         outb(ICE1712_NATIVE, ICEREG(ice, CONTROL));
         udelay(200);
-        pci_write_config_byte(ice->pci, 0x60, ice->eeprom.data[ICE_EEP1_CODEC]);
+        if (ice->eeprom.subvendor == ICE1712_SUBDEVICE_DMX6FIRE && !ice->dxr_enable) {
+                /* Limit active ADCs and DACs to 6;  */
+                /* Note: DXR extension not supported */
+                pci_write_config_byte(ice->pci, 0x60, 0x0a);
+        } else {
+                pci_write_config_byte(ice->pci, 0x60, ice->eeprom.data[ICE_EEP1_CODEC]);
+        }
         pci_write_config_byte(ice->pci, 0x61, ice->eeprom.data[ICE_EEP1_ACLINK]);
         pci_write_config_byte(ice->pci, 0x62, ice->eeprom.data[ICE_EEP1_I2SID]);
         pci_write_config_byte(ice->pci, 0x63, ice->eeprom.data[ICE_EEP1_SPDIF]);
@@ -2524,6 +2539,7 @@ static int __devinit snd_ice1712_create(struct snd_card *card,
                                         const char *modelname,
                                         int omni,
                                         int cs8427_timeout,
+                                        int dxr_enable,
                                         struct snd_ice1712 ** r_ice1712)
 {
         struct snd_ice1712 *ice;
@@ -2538,8 +2554,8 @@ static int __devinit snd_ice1712_create(struct snd_card *card,
         if ((err = pci_enable_device(pci)) < 0)
                 return err;
         /* check, if we can restrict PCI DMA transfers to 28 bits */
-        if (pci_set_dma_mask(pci, 0x0fffffff) < 0 ||
-            pci_set_consistent_dma_mask(pci, 0x0fffffff) < 0) {
+        if (pci_set_dma_mask(pci, DMA_28BIT_MASK) < 0 ||
+            pci_set_consistent_dma_mask(pci, DMA_28BIT_MASK) < 0) {
                 snd_printk(KERN_ERR "architecture does not support 28bit PCI busmaster DMA\n");
                 pci_disable_device(pci);
                 return -ENXIO;
@@ -2556,10 +2572,11 @@ static int __devinit snd_ice1712_create(struct snd_card *card,
         else if (cs8427_timeout > 1000)
                 cs8427_timeout = 1000;
         ice->cs8427_timeout = cs8427_timeout;
+        ice->dxr_enable = dxr_enable;
         spin_lock_init(&ice->reg_lock);
-        init_MUTEX(&ice->gpio_mutex);
-        init_MUTEX(&ice->i2c_mutex);
-        init_MUTEX(&ice->open_mutex);
+        mutex_init(&ice->gpio_mutex);
+        mutex_init(&ice->i2c_mutex);
+        mutex_init(&ice->open_mutex);
         ice->gpio.set_mask = snd_ice1712_set_gpio_mask;
         ice->gpio.set_dir = snd_ice1712_set_gpio_dir;
         ice->gpio.set_data = snd_ice1712_set_gpio_data;
@@ -2658,7 +2675,8 @@ static int __devinit snd_ice1712_probe(struct pci_dev *pci,
         strcpy(card->shortname, "ICEnsemble ICE1712");
         
         if ((err = snd_ice1712_create(card, pci, model[dev], omni[dev],
-                                      cs8427_timeout[dev], &ice)) < 0) {
+                                      cs8427_timeout[dev], dxr_enable[dev],
+                                      &ice)) < 0) {
                 snd_card_free(card);
                 return err;
         }
@@ -2735,6 +2753,8 @@ static int __devinit snd_ice1712_probe(struct pci_dev *pci,
                         }
         }
 
+        snd_ice1712_set_input_clock_source(ice, 0);
+
         sprintf(card->longname, "%s at 0x%lx, irq %i",
                 card->shortname, ice->port, ice->irq);