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authorClemens Ladisch <clemens@ladisch.de>2008-01-21 07:44:24 (GMT)
committerJaroslav Kysela <perex@perex.cz>2008-01-31 16:30:05 (GMT)
commitc9946b2c807aa2e6829765accc267415a893f74a (patch)
treea0013598935d3da7b1f117eccb3c28f316167d34 /sound
parent48a8a26dd8ea1f7aeacef6b48f2d4d45508f46ba (diff)
downloadlinux-c9946b2c807aa2e6829765accc267415a893f74a.tar.xz
[ALSA] oxygen: remove magic numbers
Replace some magic numbers with register symbols. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound')
-rw-r--r--sound/pci/oxygen/oxygen_lib.c42
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c42
-rw-r--r--sound/pci/oxygen/oxygen_pcm.c18
-rw-r--r--sound/pci/oxygen/oxygen_regs.h12
4 files changed, 89 insertions, 25 deletions
diff --git a/sound/pci/oxygen/oxygen_lib.c b/sound/pci/oxygen/oxygen_lib.c
index 3e61f94..bd0050b 100644
--- a/sound/pci/oxygen/oxygen_lib.c
+++ b/sound/pci/oxygen/oxygen_lib.c
@@ -208,21 +208,45 @@ static void __devinit oxygen_init(struct oxygen *chip)
oxygen_set_bits8(chip, OXYGEN_FUNCTION,
OXYGEN_FUNCTION_RESET_CODEC |
chip->model->function_flags);
- oxygen_write16(chip, OXYGEN_I2S_MULTICH_FORMAT, 0x010a);
- oxygen_write16(chip, OXYGEN_I2S_A_FORMAT, 0x010a);
- oxygen_write16(chip, OXYGEN_I2S_B_FORMAT, 0x010a);
- oxygen_write16(chip, OXYGEN_I2S_C_FORMAT, 0x010a);
+ oxygen_write16(chip, OXYGEN_I2S_MULTICH_FORMAT,
+ OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
+ OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
+ OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
+ oxygen_write16(chip, OXYGEN_I2S_A_FORMAT,
+ OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
+ OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
+ OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
+ oxygen_write16(chip, OXYGEN_I2S_B_FORMAT,
+ OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
+ OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
+ OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
+ oxygen_write16(chip, OXYGEN_I2S_C_FORMAT,
+ OXYGEN_RATE_48000 | OXYGEN_I2S_FORMAT_LJUST |
+ OXYGEN_I2S_MCLK_128 | OXYGEN_I2S_BITS_16 |
+ OXYGEN_I2S_MASTER | OXYGEN_I2S_BCLK_64);
oxygen_set_bits32(chip, OXYGEN_SPDIF_CONTROL, OXYGEN_SPDIF_RATE_MASK);
oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS, chip->spdif_bits);
- oxygen_write16(chip, OXYGEN_PLAY_ROUTING, 0xe400);
- oxygen_write8(chip, OXYGEN_REC_ROUTING, 0x10);
- oxygen_write8(chip, OXYGEN_ADC_MONITOR, 0x00);
- oxygen_write8(chip, OXYGEN_A_MONITOR_ROUTING, 0xe4);
+ oxygen_write16(chip, OXYGEN_PLAY_ROUTING,
+ OXYGEN_PLAY_MULTICH_I2S_DAC | OXYGEN_PLAY_SPDIF_SPDIF |
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT));
+ oxygen_write8(chip, OXYGEN_REC_ROUTING,
+ OXYGEN_REC_A_ROUTE_I2S_ADC_1 |
+ OXYGEN_REC_B_ROUTE_AC97_1 |
+ OXYGEN_REC_C_ROUTE_SPDIF);
+ oxygen_write8(chip, OXYGEN_ADC_MONITOR, 0);
+ oxygen_write8(chip, OXYGEN_A_MONITOR_ROUTING,
+ (0 << OXYGEN_A_MONITOR_ROUTE_0_SHIFT) |
+ (1 << OXYGEN_A_MONITOR_ROUTE_1_SHIFT) |
+ (2 << OXYGEN_A_MONITOR_ROUTE_2_SHIFT) |
+ (3 << OXYGEN_A_MONITOR_ROUTE_3_SHIFT));
oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, 0);
oxygen_write16(chip, OXYGEN_DMA_STATUS, 0);
- oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK, 0x00);
+ oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK, 0);
if (chip->has_ac97_0) {
oxygen_clear_bits16(chip, OXYGEN_AC97_OUT_CONFIG,
OXYGEN_AC97_CODEC0_FRONTL |
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 6fd2a59..d23d18a 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -120,10 +120,23 @@ static int upmix_get(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
void oxygen_update_dac_routing(struct oxygen *chip)
{
+ /* DAC 0: front, DAC 1: surround, DAC 2: center/LFE, DAC 3: back */
static const unsigned int reg_values[3] = {
- 0xe400, /* front <- 0, surround <- 1, center <- 2, back <- 3 */
- 0xe000, /* front <- 0, surround <- 0, center <- 2, back <- 3 */
- 0x2000 /* front <- 0, surround <- 0, center <- 2, back <- 0 */
+ /* stereo -> front */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
+ /* stereo -> front+surround+back */
+ (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (0 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT),
};
u8 channels;
unsigned int reg_value;
@@ -133,10 +146,21 @@ void oxygen_update_dac_routing(struct oxygen *chip)
if (channels == OXYGEN_PLAY_CHANNELS_2)
reg_value = reg_values[chip->dac_routing];
else if (channels == OXYGEN_PLAY_CHANNELS_8)
- reg_value = 0x6c00; /* surround <- 3, back <- 1 */
+ /* in 7.1 mode, "rear" channels go to the "back" jack */
+ reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
else
- reg_value = 0xe400;
- oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value, 0xff00);
+ reg_value = (0 << OXYGEN_PLAY_DAC0_SOURCE_SHIFT) |
+ (1 << OXYGEN_PLAY_DAC1_SOURCE_SHIFT) |
+ (2 << OXYGEN_PLAY_DAC2_SOURCE_SHIFT) |
+ (3 << OXYGEN_PLAY_DAC3_SOURCE_SHIFT);
+ oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING, reg_value,
+ OXYGEN_PLAY_DAC0_SOURCE_MASK |
+ OXYGEN_PLAY_DAC1_SOURCE_MASK |
+ OXYGEN_PLAY_DAC2_SOURCE_MASK |
+ OXYGEN_PLAY_DAC3_SOURCE_MASK);
}
static int upmix_put(struct snd_kcontrol *ctl, struct snd_ctl_elem_value *value)
@@ -199,13 +223,15 @@ void oxygen_update_spdif_source(struct oxygen *chip)
old_routing = oxygen_read16(chip, OXYGEN_PLAY_ROUTING);
if (chip->pcm_active & (1 << PCM_SPDIF)) {
new_control = old_control | OXYGEN_SPDIF_OUT_ENABLE;
- new_routing = (old_routing & ~0x00e0) | 0x0000;
+ new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
+ | OXYGEN_PLAY_SPDIF_SPDIF;
oxygen_rate = (old_control >> OXYGEN_SPDIF_OUT_RATE_SHIFT)
& OXYGEN_I2S_RATE_MASK;
/* S/PDIF rate was already set by the caller */
} else if ((chip->pcm_active & (1 << PCM_MULTICH)) &&
chip->spdif_playback_enable) {
- new_routing = (old_routing & ~0x00e0) | 0x0020;
+ new_routing = (old_routing & ~OXYGEN_PLAY_SPDIF_MASK)
+ | OXYGEN_PLAY_SPDIF_MULTICH_01;
oxygen_rate = oxygen_read16(chip, OXYGEN_I2S_MULTICH_FORMAT)
& OXYGEN_I2S_RATE_MASK;
new_control = (old_control & ~OXYGEN_SPDIF_OUT_RATE_MASK) |
diff --git a/sound/pci/oxygen/oxygen_pcm.c b/sound/pci/oxygen/oxygen_pcm.c
index 72481fd..f147f97 100644
--- a/sound/pci/oxygen/oxygen_pcm.c
+++ b/sound/pci/oxygen/oxygen_pcm.c
@@ -396,7 +396,9 @@ static int oxygen_rec_a_hw_params(struct snd_pcm_substream *substream,
OXYGEN_I2S_FORMAT_MASK |
OXYGEN_I2S_MCLK_MASK |
OXYGEN_I2S_BITS_MASK);
- oxygen_clear_bits8(chip, OXYGEN_REC_ROUTING, 0x08);
+ oxygen_write8_masked(chip, OXYGEN_REC_ROUTING,
+ OXYGEN_REC_A_ROUTE_I2S_ADC_1,
+ OXYGEN_REC_A_ROUTE_MASK);
spin_unlock_irq(&chip->reg_lock);
mutex_lock(&chip->mutex);
@@ -428,7 +430,9 @@ static int oxygen_rec_b_hw_params(struct snd_pcm_substream *substream,
OXYGEN_I2S_FORMAT_MASK |
OXYGEN_I2S_MCLK_MASK |
OXYGEN_I2S_BITS_MASK);
- oxygen_clear_bits8(chip, OXYGEN_REC_ROUTING, 0x10);
+ oxygen_write8_masked(chip, OXYGEN_REC_ROUTING,
+ OXYGEN_REC_B_ROUTE_I2S_ADC_2,
+ OXYGEN_REC_B_ROUTE_MASK);
spin_unlock_irq(&chip->reg_lock);
mutex_lock(&chip->mutex);
@@ -451,7 +455,9 @@ static int oxygen_rec_c_hw_params(struct snd_pcm_substream *substream,
oxygen_write8_masked(chip, OXYGEN_REC_FORMAT,
oxygen_format(hw_params) << OXYGEN_REC_FORMAT_C_SHIFT,
OXYGEN_REC_FORMAT_C_MASK);
- oxygen_clear_bits8(chip, OXYGEN_REC_ROUTING, 0x20);
+ oxygen_write8_masked(chip, OXYGEN_REC_ROUTING,
+ OXYGEN_REC_C_ROUTE_SPDIF,
+ OXYGEN_REC_C_ROUTE_MASK);
spin_unlock_irq(&chip->reg_lock);
return 0;
}
@@ -504,7 +510,11 @@ static int oxygen_multich_hw_params(struct snd_pcm_substream *substream,
OXYGEN_I2S_RATE_MASK |
OXYGEN_I2S_FORMAT_MASK |
OXYGEN_I2S_BITS_MASK);
- oxygen_clear_bits16(chip, OXYGEN_PLAY_ROUTING, 0x001f);
+ oxygen_write16_masked(chip, OXYGEN_PLAY_ROUTING,
+ OXYGEN_PLAY_MULTICH_I2S_DAC,
+ OXYGEN_PLAY_MUTE01 | OXYGEN_PLAY_MUTE23 |
+ OXYGEN_PLAY_MUTE45 | OXYGEN_PLAY_MUTE67 |
+ OXYGEN_PLAY_MULTICH_MASK);
oxygen_update_dac_routing(chip);
oxygen_update_spdif_source(chip);
spin_unlock_irq(&chip->reg_lock);
diff --git a/sound/pci/oxygen/oxygen_regs.h b/sound/pci/oxygen/oxygen_regs.h
index 530f148..3e0cdae 100644
--- a/sound/pci/oxygen/oxygen_regs.h
+++ b/sound/pci/oxygen/oxygen_regs.h
@@ -360,10 +360,14 @@
#define OXYGEN_ADC_MONITOR_C_HALF_VOL 0x20
#define OXYGEN_A_MONITOR_ROUTING 0xc4
-#define OXYGEN_A_MONITOR_ROUTE_01_MASK 0x03
-#define OXYGEN_A_MONITOR_ROUTE_23_MASK 0x0c
-#define OXYGEN_A_MONITOR_ROUTE_45_MASK 0x30
-#define OXYGEN_A_MONITOR_ROUTE_67_MASK 0xc0
+#define OXYGEN_A_MONITOR_ROUTE_0_MASK 0x03
+#define OXYGEN_A_MONITOR_ROUTE_0_SHIFT 0
+#define OXYGEN_A_MONITOR_ROUTE_1_MASK 0x0c
+#define OXYGEN_A_MONITOR_ROUTE_1_SHIFT 2
+#define OXYGEN_A_MONITOR_ROUTE_2_MASK 0x30
+#define OXYGEN_A_MONITOR_ROUTE_2_SHIFT 4
+#define OXYGEN_A_MONITOR_ROUTE_3_MASK 0xc0
+#define OXYGEN_A_MONITOR_ROUTE_3_SHIFT 6
#define OXYGEN_AC97_CONTROL 0xd0
#define OXYGEN_AC97_COLD_RESET 0x0001