#include "envy24ht.h"
#include "revo.h"
+/* a non-standard I2C device for revo51 */
+struct revo51_spec {
+ struct snd_i2c_device *dev;
+ struct snd_pt2258 *pt2258;
+};
+
static void revo_i2s_mclk_changed(struct snd_ice1712 *ice)
{
/* assert PRST# to converters; MT05 bit 7 */
static int revo51_i2c_init(struct snd_ice1712 *ice,
struct snd_pt2258 *pt)
{
+ struct revo51_spec *spec;
int err;
+ spec = kzalloc(sizeof(*spec), GFP_KERNEL);
+ if (!spec)
+ return -ENOMEM;
+ ice->spec = spec;
+
/* create the I2C bus */
err = snd_i2c_bus_create(ice->card, "ICE1724 GPIO6", NULL, &ice->i2c);
if (err < 0)
ice->i2c->hw_ops.bit = &revo51_bit_ops;
/* create the I2C device */
- err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40,
- &ice->spec.revo51.dev);
+ err = snd_i2c_device_create(ice->i2c, "PT2258", 0x40, &spec->dev);
if (err < 0)
return err;
pt->card = ice->card;
pt->i2c_bus = ice->i2c;
- pt->i2c_dev = ice->spec.revo51.dev;
- ice->spec.revo51.pt2258 = pt;
+ pt->i2c_dev = spec->dev;
+ spec->pt2258 = pt;
snd_pt2258_reset(pt);
static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate)
{
struct snd_ice1712 *ice = ak->private_data[0];
+ int dfs;
revo_set_rate_val(ak, rate);
-#if 1 /* FIXME: do we need this procedure? */
- /* reset DFS pin of AK5385A for ADC, too */
- /* DFS0 (pin 18) -- GPIO10 pin 77 */
- snd_ice1712_save_gpio_status(ice);
- snd_ice1712_gpio_write_bits(ice, 1 << 10,
- rate > 48000 ? (1 << 10) : 0);
- snd_ice1712_restore_gpio_status(ice);
-#endif
+ /* reset CKS */
+ snd_ice1712_gpio_write_bits(ice, 1 << 8, rate > 96000 ? 1 << 8 : 0);
+ /* reset DFS pins of AK5385A for ADC, too */
+ if (rate > 96000)
+ dfs = 2;
+ else if (rate > 48000)
+ dfs = 1;
+ else
+ dfs = 0;
+ snd_ice1712_gpio_write_bits(ice, 3 << 9, dfs << 9);
+ /* reset ADC */
+ snd_ice1712_gpio_write_bits(ice, 1 << 11, 0);
+ snd_ice1712_gpio_write_bits(ice, 1 << 11, 1 << 11);
}
static const struct snd_akm4xxx_dac_channel ap192_dac[] = {
.cif = 0,
.data_mask = VT1724_REVO_CDOUT,
.clk_mask = VT1724_REVO_CCLK,
- .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3,
- .cs_addr = VT1724_REVO_CS3,
- .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3,
+ .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS1,
+ .cs_addr = VT1724_REVO_CS1,
+ .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS1,
.add_flags = VT1724_REVO_CCLK, /* high at init */
.mask_flags = 0,
};
-#if 0
-/* FIXME: ak4114 makes the sound much lower due to some confliction,
- * so let's disable it right now...
- */
-#define BUILD_AK4114_AP192
-#endif
-
-#ifdef BUILD_AK4114_AP192
/* AK4114 support on Audiophile 192 */
/* CDTO (pin 32) -- GPIO2 pin 52
* CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358)
* CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358)
* CSN (pin 35) -- GPIO7 pin 59
*/
-#define AK4114_ADDR 0x00
+#define AK4114_ADDR 0x02
static void write_data(struct snd_ice1712 *ice, unsigned int gpio,
unsigned int data, int idx)
tmp = snd_ice1712_gpio_read(ice);
tmp |= VT1724_REVO_CCLK; /* high at init */
tmp |= VT1724_REVO_CS0;
- tmp &= ~VT1724_REVO_CS3;
+ tmp &= ~VT1724_REVO_CS1;
snd_ice1712_gpio_write(ice, tmp);
udelay(1);
return tmp;
static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp)
{
- tmp |= VT1724_REVO_CS3;
+ tmp |= VT1724_REVO_CS1;
tmp |= VT1724_REVO_CS0;
snd_ice1712_gpio_write(ice, tmp);
udelay(1);
struct ak4114 *ak;
int err;
- return snd_ak4114_create(ice->card,
+ err = snd_ak4114_create(ice->card,
ap192_ak4114_read,
ap192_ak4114_write,
ak4114_init_vals, ak4114_init_txcsb,
ice, &ak);
+ /* AK4114 in Revo cannot detect external rate correctly.
+ * No reason to stop capture stream due to incorrect checks */
+ ak->check_flags = AK4114_CHECK_NO_RATE;
+
+ return 0; /* error ignored; it's no fatal error */
}
-#endif /* BUILD_AK4114_AP192 */
static int __devinit revo_init(struct snd_ice1712 *ice)
{
if (err < 0)
return err;
+ /* unmute all codecs */
+ snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE,
+ VT1724_REVO_MUTE);
break;
}
static int __devinit revo_add_controls(struct snd_ice1712 *ice)
{
+ struct revo51_spec *spec;
int err;
switch (ice->eeprom.subvendor) {
err = snd_ice1712_akm4xxx_build_controls(ice);
if (err < 0)
return err;
- err = snd_pt2258_build_controls(ice->spec.revo51.pt2258);
+ spec = ice->spec;
+ err = snd_pt2258_build_controls(spec->pt2258);
if (err < 0)
return err;
break;
err = snd_ice1712_akm4xxx_build_controls(ice);
if (err < 0)
return err;
-#ifdef BUILD_AK4114_AP192
err = ap192_ak4114_init(ice);
if (err < 0)
return err;
-#endif
break;
}
return 0;