diff options
| -rw-r--r-- | include/sound/emu10k1.h | 3 | ||||
| -rw-r--r-- | sound/pci/emu10k1/emu10k1_main.c | 28 | ||||
| -rw-r--r-- | sound/pci/emu10k1/io.c | 36 |
3 files changed, 66 insertions, 1 deletions
diff --git a/include/sound/emu10k1.h b/include/sound/emu10k1.h index 0d6e68c..951e40d 100644 --- a/include/sound/emu10k1.h +++ b/include/sound/emu10k1.h @@ -1062,6 +1062,8 @@ struct snd_emu_chip_details { unsigned char ac97_chip; /* Has an AC97 chip: 1 = mandatory, 2 = optional */ unsigned char ecard; /* APS EEPROM */ unsigned char emu1212m; /* EMU 1212m card */ + unsigned char spi_dac; /* SPI interface for DAC */ + unsigned char i2c_adc; /* I2C interface for ADC */ const char *driver; const char *name; const char *id; /* for backward compatibility - can be NULL if not needed */ @@ -1203,6 +1205,7 @@ unsigned int snd_emu10k1_ptr_read(struct snd_emu10k1 * emu, unsigned int reg, un void snd_emu10k1_ptr_write(struct snd_emu10k1 *emu, unsigned int reg, unsigned int chn, unsigned int data); unsigned int snd_emu10k1_ptr20_read(struct snd_emu10k1 * emu, unsigned int reg, unsigned int chn); void snd_emu10k1_ptr20_write(struct snd_emu10k1 *emu, unsigned int reg, unsigned int chn, unsigned int data); +int snd_emu10k1_spi_write(struct snd_emu10k1 * emu, unsigned int data); unsigned int snd_emu10k1_efx_read(struct snd_emu10k1 *emu, unsigned int pc); void snd_emu10k1_intr_enable(struct snd_emu10k1 *emu, unsigned int intrenb); void snd_emu10k1_intr_disable(struct snd_emu10k1 *emu, unsigned int intrenb); diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c index f8e2ccd..eb09370 100644 --- a/sound/pci/emu10k1/emu10k1_main.c +++ b/sound/pci/emu10k1/emu10k1_main.c @@ -181,7 +181,32 @@ static int snd_emu10k1_init(struct snd_emu10k1 *emu, int enable_ir, int resume) tmp = inl(emu->port + A_IOCFG) & ~0x8; /* Clear bit 3 */ outl(tmp, emu->port + A_IOCFG); } - + if (emu->card_capabilities->spi_dac) { /* Audigy 2 ZS Notebook with DAC Wolfson WM8768/WM8568 */ + u32 tmp; + tmp = snd_emu10k1_spi_write(emu, 0x00ff); + tmp = snd_emu10k1_spi_write(emu, 0x02ff); + tmp = snd_emu10k1_spi_write(emu, 0x0400); + tmp = snd_emu10k1_spi_write(emu, 0x0520); + tmp = snd_emu10k1_spi_write(emu, 0x0600); + tmp = snd_emu10k1_spi_write(emu, 0x08ff); + tmp = snd_emu10k1_spi_write(emu, 0x0aff); + tmp = snd_emu10k1_spi_write(emu, 0x0cff); + tmp = snd_emu10k1_spi_write(emu, 0x0eff); + tmp = snd_emu10k1_spi_write(emu, 0x10ff); + tmp = snd_emu10k1_spi_write(emu, 0x1200); + tmp = snd_emu10k1_spi_write(emu, 0x1400); + tmp = snd_emu10k1_spi_write(emu, 0x1480); + tmp = snd_emu10k1_spi_write(emu, 0x1800); + tmp = snd_emu10k1_spi_write(emu, 0x1aff); + tmp = snd_emu10k1_spi_write(emu, 0x1cff); + tmp = snd_emu10k1_spi_write(emu, 0x1e00); + tmp = snd_emu10k1_spi_write(emu, 0x0530); + tmp = snd_emu10k1_spi_write(emu, 0x0602); + tmp = snd_emu10k1_spi_write(emu, 0x0622); + tmp = snd_emu10k1_spi_write(emu, 0x1400); + snd_emu10k1_ptr20_write(emu, 0x60, 0, 0x10); + } + snd_emu10k1_ptr_write(emu, PTB, 0, emu->ptb_pages.addr); snd_emu10k1_ptr_write(emu, TCB, 0, 0); /* taken from original driver */ snd_emu10k1_ptr_write(emu, TCBS, 0, 4); /* taken from original driver */ @@ -747,6 +772,7 @@ static struct snd_emu_chip_details emu_chip_details[] = { .emu10k2_chip = 1, .ca0108_chip = 1, .ca_cardbus_chip = 1, + .spi_dac = 1, .spk71 = 1} , {.vendor = 0x1102, .device = 0x0008, .driver = "Audigy2", .name = "Audigy 2 Value [Unknown]", diff --git a/sound/pci/emu10k1/io.c b/sound/pci/emu10k1/io.c index 5d116dd..7d0cb9d 100644 --- a/sound/pci/emu10k1/io.c +++ b/sound/pci/emu10k1/io.c @@ -29,6 +29,7 @@ #include <linux/time.h> #include <sound/core.h> #include <sound/emu10k1.h> +#include <linux/delay.h> unsigned int snd_emu10k1_ptr_read(struct snd_emu10k1 * emu, unsigned int reg, unsigned int chn) { @@ -123,6 +124,41 @@ void snd_emu10k1_ptr20_write(struct snd_emu10k1 *emu, spin_unlock_irqrestore(&emu->emu_lock, flags); } +int snd_emu10k1_spi_write(struct snd_emu10k1 * emu, + unsigned int data) +{ + unsigned int reset, set; + unsigned int reg, tmp; + int n, result; + if (emu->card_capabilities->ca0108_chip) { + reg=0x3c; /* PTR20, reg 0x3c */ + } else { + return 1; /* For other cards types the SPI register is currently unknown. */ + } + if (data > 0xffff) return 1; /* Only 16bit values allowed */ + + tmp = snd_emu10k1_ptr20_read(emu, reg, 0); + reset = (tmp & ~0x3ffff) | 0x20000; /* Set xxx20000 */ + set = reset | 0x10000; /* Set xxx1xxxx */ + snd_emu10k1_ptr20_write(emu, reg, 0, reset | data); + tmp = snd_emu10k1_ptr20_read(emu, reg, 0); /* write post */ + snd_emu10k1_ptr20_write(emu, reg, 0, set | data); + result = 1; + /* Wait for status bit to return to 0 */ + for (n=0;n<100;n++) { + udelay(10); + tmp = snd_emu10k1_ptr20_read(emu, reg, 0); + if (!(tmp & 0x10000)) { + result=0; + break; + } + } + if (result) return 1; /* Timed out */ + snd_emu10k1_ptr20_write(emu, reg, 0, reset | data); + tmp = snd_emu10k1_ptr20_read(emu, reg, 0); /* Write post */ + return 0; +} + void snd_emu10k1_intr_enable(struct snd_emu10k1 *emu, unsigned int intrenb) { unsigned long flags; |
