diff options
author | Clemens Ladisch <clemens@ladisch.de> | 2008-05-13 07:20:51 (GMT) |
---|---|---|
committer | Jaroslav Kysela <perex@perex.cz> | 2008-05-19 11:19:16 (GMT) |
commit | e58aee95806c9d2bbcfc84cb85ce958e360165ef (patch) | |
tree | 8385cb486591002e7a9ddefff9a9477b9f9bf679 /sound/pci/oxygen/virtuoso.c | |
parent | c13650079ba3bed1c0bdd9bf4a13274be7676ff6 (diff) | |
download | linux-e58aee95806c9d2bbcfc84cb85ce958e360165ef.tar.xz |
[ALSA] oxygen: save register writes
Save the written values of all CMI8788 and AC97 registers and of some of
the DAC/ADC registers so that it is possible to restore the register
state later.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound/pci/oxygen/virtuoso.c')
-rw-r--r-- | sound/pci/oxygen/virtuoso.c | 54 |
1 files changed, 29 insertions, 25 deletions
diff --git a/sound/pci/oxygen/virtuoso.c b/sound/pci/oxygen/virtuoso.c index 4618a62..110786b 100644 --- a/sound/pci/oxygen/virtuoso.c +++ b/sound/pci/oxygen/virtuoso.c @@ -132,6 +132,9 @@ struct xonar_data { u8 ext_power_int_reg; u8 ext_power_bit; u8 has_power; + u8 pcm1796_oversampling; + u8 cs4398_fm; + u8 cs4362a_fm; }; static void pcm1796_write(struct oxygen *chip, unsigned int codec, @@ -186,12 +189,13 @@ static void xonar_d2_init(struct oxygen *chip) data->anti_pop_delay = 300; data->output_enable_bit = GPIO_D2_OUTPUT_ENABLE; + data->pcm1796_oversampling = PCM1796_OS_64; for (i = 0; i < 4; ++i) { pcm1796_write(chip, i, 18, PCM1796_MUTE | PCM1796_DMF_DISABLED | PCM1796_FMT_24_LJUST | PCM1796_ATLD); pcm1796_write(chip, i, 19, PCM1796_FLT_SHARP | PCM1796_ATS_1); - pcm1796_write(chip, i, 20, PCM1796_OS_64); + pcm1796_write(chip, i, 20, data->pcm1796_oversampling); pcm1796_write(chip, i, 21, 0); pcm1796_write(chip, i, 16, 0x0f); /* set ATL/ATR after ATLD */ pcm1796_write(chip, i, 17, 0x0f); @@ -226,6 +230,9 @@ static void xonar_dx_init(struct oxygen *chip) data->ext_power_reg = OXYGEN_GPI_DATA; data->ext_power_int_reg = OXYGEN_GPI_INTERRUPT_MASK; data->ext_power_bit = GPI_DX_EXT_POWER; + data->cs4398_fm = CS4398_FM_SINGLE | CS4398_DEM_NONE | CS4398_DIF_LJUST; + data->cs4362a_fm = CS4362A_FM_SINGLE | + CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L; oxygen_write16(chip, OXYGEN_2WIRE_BUS_STATUS, OXYGEN_2WIRE_LENGTH_8 | @@ -236,8 +243,7 @@ static void xonar_dx_init(struct oxygen *chip) cs4398_write(chip, 8, CS4398_CPEN | CS4398_PDN); cs4362a_write(chip, 0x01, CS4362A_PDN | CS4362A_CPEN); /* configure */ - cs4398_write(chip, 2, CS4398_FM_SINGLE | - CS4398_DEM_NONE | CS4398_DIF_LJUST); + cs4398_write(chip, 2, data->cs4398_fm); cs4398_write(chip, 3, CS4398_ATAPI_B_R | CS4398_ATAPI_A_L); cs4398_write(chip, 4, CS4398_MUTEP_LOW | CS4398_PAMUTE); cs4398_write(chip, 5, 0xfe); @@ -249,16 +255,13 @@ static void xonar_dx_init(struct oxygen *chip) CS4362A_RMP_UP | CS4362A_ZERO_CROSS | CS4362A_SOFT_RAMP); cs4362a_write(chip, 0x04, CS4362A_RMP_DN | CS4362A_DEM_NONE); cs4362a_write(chip, 0x05, 0); - cs4362a_write(chip, 0x06, CS4362A_FM_SINGLE | - CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L); + cs4362a_write(chip, 0x06, data->cs4362a_fm); cs4362a_write(chip, 0x07, 0x7f | CS4362A_MUTE); cs4362a_write(chip, 0x08, 0x7f | CS4362A_MUTE); - cs4362a_write(chip, 0x09, CS4362A_FM_SINGLE | - CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L); + cs4362a_write(chip, 0x09, data->cs4362a_fm); cs4362a_write(chip, 0x0a, 0x7f | CS4362A_MUTE); cs4362a_write(chip, 0x0b, 0x7f | CS4362A_MUTE); - cs4362a_write(chip, 0x0c, CS4362A_FM_SINGLE | - CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L); + cs4362a_write(chip, 0x0c, data->cs4362a_fm); cs4362a_write(chip, 0x0d, 0x7f | CS4362A_MUTE); cs4362a_write(chip, 0x0e, 0x7f | CS4362A_MUTE); /* clear power down */ @@ -294,12 +297,13 @@ static void xonar_dx_cleanup(struct oxygen *chip) static void set_pcm1796_params(struct oxygen *chip, struct snd_pcm_hw_params *params) { + struct xonar_data *data = chip->model_data; unsigned int i; - u8 value; - value = params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64; + data->pcm1796_oversampling = + params_rate(params) >= 96000 ? PCM1796_OS_32 : PCM1796_OS_64; for (i = 0; i < 4; ++i) - pcm1796_write(chip, i, 20, value); + pcm1796_write(chip, i, 20, data->pcm1796_oversampling); } static void update_pcm1796_volume(struct oxygen *chip) @@ -342,24 +346,24 @@ static void set_cs53x1_params(struct oxygen *chip, static void set_cs43xx_params(struct oxygen *chip, struct snd_pcm_hw_params *params) { - u8 fm_cs4398, fm_cs4362a; + struct xonar_data *data = chip->model_data; - fm_cs4398 = CS4398_DEM_NONE | CS4398_DIF_LJUST; - fm_cs4362a = CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L; + data->cs4398_fm = CS4398_DEM_NONE | CS4398_DIF_LJUST; + data->cs4362a_fm = CS4362A_ATAPI_B_R | CS4362A_ATAPI_A_L; if (params_rate(params) <= 50000) { - fm_cs4398 |= CS4398_FM_SINGLE; - fm_cs4362a |= CS4362A_FM_SINGLE; + data->cs4398_fm |= CS4398_FM_SINGLE; + data->cs4362a_fm |= CS4362A_FM_SINGLE; } else if (params_rate(params) <= 100000) { - fm_cs4398 |= CS4398_FM_DOUBLE; - fm_cs4362a |= CS4362A_FM_DOUBLE; + data->cs4398_fm |= CS4398_FM_DOUBLE; + data->cs4362a_fm |= CS4362A_FM_DOUBLE; } else { - fm_cs4398 |= CS4398_FM_QUAD; - fm_cs4362a |= CS4362A_FM_QUAD; + data->cs4398_fm |= CS4398_FM_QUAD; + data->cs4362a_fm |= CS4362A_FM_QUAD; } - cs4398_write(chip, 2, fm_cs4398); - cs4362a_write(chip, 0x06, fm_cs4362a); - cs4362a_write(chip, 0x09, fm_cs4362a); - cs4362a_write(chip, 0x0c, fm_cs4362a); + cs4398_write(chip, 2, data->cs4398_fm); + cs4362a_write(chip, 0x06, data->cs4362a_fm); + cs4362a_write(chip, 0x09, data->cs4362a_fm); + cs4362a_write(chip, 0x0c, data->cs4362a_fm); } static void update_cs4362a_volumes(struct oxygen *chip) |