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authorJames Courtier-Dutton <James@superbug.co.uk>2006-10-10 18:08:45 +0100
committerJaroslav Kysela <perex@suse.cz>2007-02-09 09:00:40 +0100
commitb0dbdaea55d55c05be972cd2a040acfa073b0509 (patch)
treed1bcb3f75e87dd524832a43935c4c6569ca2f76a /sound/pci/emu10k1
parent0f71e8b98506252db22a0c4fcfecb0aadcf393cc (diff)
[ALSA] snd-emu10k1: Add emu1010 internal clock rate control for 44100 or 48000.
Signed-off-by: James Courtier-Dutton <James@superbug.co.uk> Signed-off-by: Jaroslav Kysela <perex@suse.cz>
Diffstat (limited to 'sound/pci/emu10k1')
-rw-r--r--sound/pci/emu10k1/emu10k1_main.c1
-rw-r--r--sound/pci/emu10k1/emumixer.c92
-rw-r--r--sound/pci/emu10k1/emupcm.c28
3 files changed, 115 insertions, 6 deletions
diff --git a/sound/pci/emu10k1/emu10k1_main.c b/sound/pci/emu10k1/emu10k1_main.c
index 341a2775d286..711e819e4a0b 100644
--- a/sound/pci/emu10k1/emu10k1_main.c
+++ b/sound/pci/emu10k1/emu10k1_main.c
@@ -1014,6 +1014,7 @@ static int snd_emu10k1_emu1010_init(struct snd_emu10k1 * emu)
/* Word Clock source, Internal 48kHz x1 */
snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K );
//snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK, EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_4X );
+ emu->emu1010.internal_clock = 1; /* 48000 */
snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2, 0x12);/* Set LEDs on Audio Dock */
snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, 0x1); /* Unmute all */
//snd_emu1010_fpga_write(emu, 0x7, 0x0); /* Mute all */
diff --git a/sound/pci/emu10k1/emumixer.c b/sound/pci/emu10k1/emumixer.c
index 2edf92a4f065..a118fee11cdd 100644
--- a/sound/pci/emu10k1/emumixer.c
+++ b/sound/pci/emu10k1/emumixer.c
@@ -35,6 +35,7 @@
#include <linux/init.h>
#include <sound/core.h>
#include <sound/emu10k1.h>
+#include <linux/delay.h>
#define AC97_ID_STAC9758 0x83847658
@@ -490,6 +491,94 @@ static struct snd_kcontrol_new snd_emu1010_dac_pads[] __devinitdata = {
EMU1010_DAC_PADS("DAC1 0202 14dB PAD Playback Switch", EMU_HANA_0202_DAC_PAD1),
};
+
+static int snd_emu1010_internal_clock_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ static char *texts[2] = {
+ "44100", "48000"
+ };
+
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
+ uinfo->count = 1;
+ uinfo->value.enumerated.items = 2;
+ if (uinfo->value.enumerated.item > 1)
+ uinfo->value.enumerated.item = 1;
+ strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
+ return 0;
+}
+
+static int snd_emu1010_internal_clock_get(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
+
+ ucontrol->value.enumerated.item[0] = emu->emu1010.internal_clock;
+ return 0;
+}
+
+static int snd_emu1010_internal_clock_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_emu10k1 *emu = snd_kcontrol_chip(kcontrol);
+ unsigned int val;
+ int change = 0;
+
+ val = ucontrol->value.enumerated.item[0] ;
+ change = (emu->emu1010.internal_clock != val);
+ if (change) {
+ emu->emu1010.internal_clock = val;
+ switch (val) {
+ case 0:
+ /* 44100 */
+ /* Mute all */
+ snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_MUTE );
+ /* Default fallback clock 48kHz */
+ snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, EMU_HANA_DEFCLOCK_44_1K );
+ /* Word Clock source, Internal 44.1kHz x1 */
+ snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK,
+ EMU_HANA_WCLOCK_INT_44_1K | EMU_HANA_WCLOCK_1X );
+ /* Set LEDs on Audio Dock */
+ snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2,
+ EMU_HANA_DOCK_LEDS_2_44K | EMU_HANA_DOCK_LEDS_2_LOCK );
+ /* Allow DLL to settle */
+ udelay(10000);
+ /* Unmute all */
+ snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
+ break;
+ case 1:
+ /* 48000 */
+ /* Mute all */
+ snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_MUTE );
+ /* Default fallback clock 48kHz */
+ snd_emu1010_fpga_write(emu, EMU_HANA_DEFCLOCK, EMU_HANA_DEFCLOCK_48K );
+ /* Word Clock source, Internal 48kHz x1 */
+ snd_emu1010_fpga_write(emu, EMU_HANA_WCLOCK,
+ EMU_HANA_WCLOCK_INT_48K | EMU_HANA_WCLOCK_1X );
+ /* Set LEDs on Audio Dock */
+ snd_emu1010_fpga_write(emu, EMU_HANA_DOCK_LEDS_2,
+ EMU_HANA_DOCK_LEDS_2_48K | EMU_HANA_DOCK_LEDS_2_LOCK );
+ /* Allow DLL to settle */
+ udelay(10000);
+ /* Unmute all */
+ snd_emu1010_fpga_write(emu, EMU_HANA_UNMUTE, EMU_UNMUTE );
+ break;
+ }
+ }
+ return change;
+}
+
+static struct snd_kcontrol_new snd_emu1010_internal_clock =
+{
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+ .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .name = "Clock Internal Rate",
+ .count = 1,
+ .info = snd_emu1010_internal_clock_info,
+ .get = snd_emu1010_internal_clock_get,
+ .put = snd_emu1010_internal_clock_put
+};
+
#if 0
static int snd_audigy_spdif_output_rate_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
{
@@ -1491,6 +1580,9 @@ int __devinit snd_emu10k1_mixer(struct snd_emu10k1 *emu,
if (err < 0)
return err;
}
+ err = snd_ctl_add(card, snd_ctl_new1(&snd_emu1010_internal_clock, emu));
+ if (err < 0)
+ return err;
}
return 0;
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 44d098ac86d5..ab4f5df5241b 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -358,7 +358,10 @@ static void snd_emu10k1_pcm_init_voice(struct snd_emu10k1 *emu,
snd_emu10k1_ptr_write(emu, PTRX, voice, (send_amount[0] << 8) | send_amount[1]);
snd_emu10k1_ptr_write(emu, DSL, voice, end_addr | (send_amount[3] << 24));
snd_emu10k1_ptr_write(emu, PSST, voice, start_addr | (send_amount[2] << 24));
- pitch_target = emu10k1_calc_pitch_target(runtime->rate);
+ if (emu->card_capabilities->emu1010)
+ pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
+ else
+ pitch_target = emu10k1_calc_pitch_target(runtime->rate);
if (extra)
snd_emu10k1_ptr_write(emu, CCCA, voice, start_addr |
emu10k1_select_interprom(pitch_target) |
@@ -698,7 +701,10 @@ static void snd_emu10k1_playback_trigger_voice(struct snd_emu10k1 *emu, struct s
voice = evoice->number;
pitch = snd_emu10k1_rate_to_pitch(runtime->rate) >> 8;
- pitch_target = emu10k1_calc_pitch_target(runtime->rate);
+ if (emu->card_capabilities->emu1010)
+ pitch_target = PITCH_48000; /* Disable interpolators on emu1010 card */
+ else
+ pitch_target = emu10k1_calc_pitch_target(runtime->rate);
snd_emu10k1_ptr_write(emu, PTRX_PITCHTARGET, voice, pitch_target);
if (master || evoice->epcm->type == PLAYBACK_EFX)
snd_emu10k1_ptr_write(emu, CPF_CURRENTPITCH, voice, pitch_target);
@@ -1247,10 +1253,20 @@ static int snd_emu10k1_capture_efx_open(struct snd_pcm_substream *substream)
* for 192kHz 24bit, one has 2 channels
*/
#if 1
- /* For 48kHz */
- runtime->hw.rates = SNDRV_PCM_RATE_48000;
- runtime->hw.rate_min = runtime->hw.rate_max = 48000;
- runtime->hw.channels_min = runtime->hw.channels_max = 8;
+ switch (emu->emu1010.internal_clock) {
+ case 0:
+ /* For 44.1kHz */
+ runtime->hw.rates = SNDRV_PCM_RATE_44100;
+ runtime->hw.rate_min = runtime->hw.rate_max = 44100;
+ runtime->hw.channels_min = runtime->hw.channels_max = 8;
+ break;
+ case 1:
+ /* For 48kHz */
+ runtime->hw.rates = SNDRV_PCM_RATE_48000;
+ runtime->hw.rate_min = runtime->hw.rate_max = 48000;
+ runtime->hw.channels_min = runtime->hw.channels_max = 8;
+ break;
+ };
#endif
#if 0
/* For 96kHz */