* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
+
+/* ************* Register Documentation *******************************************************
+ *
+ * Work in progress! Documentation is based on the code in this file.
+ *
+ * --------- HDSPM_controlRegister ---------
+ * :7654.3210:7654.3210:7654.3210:7654.3210: bit number per byte
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :3322.2222:2222.1111:1111.1100:0000.0000: bit number
+ * :1098.7654:3210.9876:5432.1098:7654.3210: 0..31
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit
+ * : . : . : . : x . : HDSPM_AudioInterruptEnable \_ setting both bits
+ * : . : . : . : . x: HDSPM_Start / enables audio IO
+ * : . : . : . : x. : HDSPM_ClockModeMaster - 1: Master, 0: Slave
+ * : . : . : . : .210 : HDSPM_LatencyMask - 3 Bit value for latency
+ * : . : . : . : . : 0:64, 1:128, 2:256, 3:512,
+ * : . : . : . : . : 4:1024, 5:2048, 6:4096, 7:8192
+ * :x . : . : . x:xx . : HDSPM_FrequencyMask
+ * : . : . : . :10 . : HDSPM_Frequency1|HDSPM_Frequency0: 1=32K,2=44.1K,3=48K,0=??
+ * : . : . : . x: . : <MADI> HDSPM_DoubleSpeed
+ * :x . : . : . : . : <MADI> HDSPM_QuadSpeed
+ * : . 3 : . 10: 2 . : . : HDSPM_SyncRefMask :
+ * : . : . x: . : . : HDSPM_SyncRef0
+ * : . : . x : . : . : HDSPM_SyncRef1
+ * : . : . : x . : . : <AES32> HDSPM_SyncRef2
+ * : . x : . : . : . : <AES32> HDSPM_SyncRef3
+ * : . : . 10: . : . : <MADI> sync ref: 0:WC, 1:Madi, 2:TCO, 3:SyncIn
+ * : . 3 : . 10: 2 . : . : <AES32> 0:WC, 1:AES1 ... 8:AES8, 9: TCO, 10:SyncIn?
+ * : . x : . : . : . : <MADIe> HDSPe_FLOAT_FORMAT
+ * : . : . : x . : . : <MADI> HDSPM_InputSelect0 : 0=optical,1=coax
+ * : . : . :x . : . : <MADI> HDSPM_InputSelect1
+ * : . : .x : . : . : <MADI> HDSPM_clr_tms
+ * : . : . : . x : . : <MADI> HDSPM_TX_64ch
+ * : . : . : . x : . : <AES32> HDSPM_Emphasis
+ * : . : . : .x : . : <MADI> HDSPM_AutoInp
+ * : . : . x : . : . : <MADI> HDSPM_SMUX
+ * : . : .x : . : . : <MADI> HDSPM_clr_tms
+ * : . : x. : . : . : <MADI> HDSPM_taxi_reset
+ * : . x: . : . : . : <MADI> HDSPM_LineOut
+ * : . x: . : . : . : <AES32> ??????????????????
+ * : . : x. : . : . : <AES32> HDSPM_WCK48
+ * : . : . : .x : . : <AES32> HDSPM_Dolby
+ * : . : x . : . : . : HDSPM_Midi0InterruptEnable
+ * : . :x . : . : . : HDSPM_Midi1InterruptEnable
+ * : . : x . : . : . : HDSPM_Midi2InterruptEnable
+ * : . x : . : . : . : <MADI> HDSPM_Midi3InterruptEnable
+ * : . x : . : . : . : <AES32> HDSPM_DS_DoubleWire
+ * : .x : . : . : . : <AES32> HDSPM_QS_DoubleWire
+ * : x. : . : . : . : <AES32> HDSPM_QS_QuadWire
+ * : . : . : . x : . : <AES32> HDSPM_Professional
+ * : x . : . : . : . : HDSPM_wclk_sel
+ * : . : . : . : . :
+ * :7654.3210:7654.3210:7654.3210:7654.3210: bit number per byte
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :3322.2222:2222.1111:1111.1100:0000.0000: bit number
+ * :1098.7654:3210.9876:5432.1098:7654.3210: 0..31
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :8421.8421:8421.8421:8421.8421:8421.8421:hex digit
+ *
+ *
+ *
+ * AIO / RayDAT only
+ *
+ * ------------ HDSPM_WR_SETTINGS ----------
+ * :3322.2222:2222.1111:1111.1100:0000.0000: bit number per byte
+ * :1098.7654:3210.9876:5432.1098:7654.3210:
+ * :||||.||||:||||.||||:||||.||||:||||.||||: bit number
+ * :7654.3210:7654.3210:7654.3210:7654.3210: 0..31
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit
+ * : . : . : . : . x: HDSPM_c0Master 1: Master, 0: Slave
+ * : . : . : . : . x : HDSPM_c0_SyncRef0
+ * : . : . : . : . x : HDSPM_c0_SyncRef1
+ * : . : . : . : .x : HDSPM_c0_SyncRef2
+ * : . : . : . : x. : HDSPM_c0_SyncRef3
+ * : . : . : . : 3.210 : HDSPM_c0_SyncRefMask:
+ * : . : . : . : . : RayDat: 0:WC, 1:AES, 2:SPDIF, 3..6: ADAT1..4,
+ * : . : . : . : . : 9:TCO, 10:SyncIn
+ * : . : . : . : . : AIO: 0:WC, 1:AES, 2: SPDIF, 3: ATAT,
+ * : . : . : . : . : 9:TCO, 10:SyncIn
+ * : . : . : . : . :
+ * : . : . : . : . :
+ * :3322.2222:2222.1111:1111.1100:0000.0000: bit number per byte
+ * :1098.7654:3210.9876:5432.1098:7654.3210:
+ * :||||.||||:||||.||||:||||.||||:||||.||||: bit number
+ * :7654.3210:7654.3210:7654.3210:7654.3210: 0..31
+ * :||||.||||:||||.||||:||||.||||:||||.||||:
+ * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit
+ *
+ */
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/interrupt.h>
#define HDSPM_controlRegister 64
#define HDSPM_interruptConfirmation 96
#define HDSPM_control2Reg 256 /* not in specs ???????? */
-#define HDSPM_freqReg 256 /* for AES32 */
+#define HDSPM_freqReg 256 /* for setting arbitrary clock values (DDS feature) */
#define HDSPM_midiDataOut0 352 /* just believe in old code */
#define HDSPM_midiDataOut1 356
#define HDSPM_eeprom_wr 384 /* for AES32 */
/* names for speed modes */
static char *hdspm_speed_names[] = { "single", "double", "quad" };
-static char *texts_autosync_aes_tco[] = { "Word Clock",
+static const char *const texts_autosync_aes_tco[] = { "Word Clock",
"AES1", "AES2", "AES3", "AES4",
"AES5", "AES6", "AES7", "AES8",
"TCO", "Sync In"
};
-static char *texts_autosync_aes[] = { "Word Clock",
+static const char *const texts_autosync_aes[] = { "Word Clock",
"AES1", "AES2", "AES3", "AES4",
"AES5", "AES6", "AES7", "AES8",
"Sync In"
};
-static char *texts_autosync_madi_tco[] = { "Word Clock",
+static const char *const texts_autosync_madi_tco[] = { "Word Clock",
"MADI", "TCO", "Sync In" };
-static char *texts_autosync_madi[] = { "Word Clock",
+static const char *const texts_autosync_madi[] = { "Word Clock",
"MADI", "Sync In" };
-static char *texts_autosync_raydat_tco[] = {
+static const char *const texts_autosync_raydat_tco[] = {
"Word Clock",
"ADAT 1", "ADAT 2", "ADAT 3", "ADAT 4",
"AES", "SPDIF", "TCO", "Sync In"
};
-static char *texts_autosync_raydat[] = {
+static const char *const texts_autosync_raydat[] = {
"Word Clock",
"ADAT 1", "ADAT 2", "ADAT 3", "ADAT 4",
"AES", "SPDIF", "Sync In"
};
-static char *texts_autosync_aio_tco[] = {
+static const char *const texts_autosync_aio_tco[] = {
"Word Clock",
"ADAT", "AES", "SPDIF", "TCO", "Sync In"
};
-static char *texts_autosync_aio[] = { "Word Clock",
+static const char *const texts_autosync_aio[] = { "Word Clock",
"ADAT", "AES", "SPDIF", "Sync In" };
-static char *texts_freq[] = {
+static const char *const texts_freq[] = {
"No Lock",
"32 kHz",
"44.1 kHz",
};
struct hdspm_tco {
- int input;
- int framerate;
- int wordclock;
- int samplerate;
- int pull;
+ int input; /* 0: LTC, 1:Video, 2: WC*/
+ int framerate; /* 0=24, 1=25, 2=29.97, 3=29.97d, 4=30, 5=30d */
+ int wordclock; /* 0=1:1, 1=44.1->48, 2=48->44.1 */
+ int samplerate; /* 0=44.1, 1=48, 2= freq from app */
+ int pull; /* 0=0, 1=+0.1%, 2=-0.1%, 3=+4%, 4=-4%*/
int term; /* 0 = off, 1 = on */
};
u32 control_register; /* cached value */
u32 control2_register; /* cached value */
- u32 settings_register;
+ u32 settings_register; /* cached value for AIO / RayDat (sync reference, master/slave) */
struct hdspm_midi midi[4];
struct tasklet_struct midi_tasklet;
struct hdspm_tco *tco; /* NULL if no TCO detected */
- char **texts_autosync;
+ const char *const *texts_autosync;
int texts_autosync_items;
cycles_t last_interrupt;
return (status >> (idx*4)) & 0xF;
}
-static void snd_hdspm_set_infotext(struct snd_ctl_elem_info *uinfo,
- char **texts, const int count)
-{
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = count;
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
-}
-
#define ENUMERATED_CTL_INFO(info, texts) \
- snd_hdspm_set_infotext(info, texts, ARRAY_SIZE(texts))
+ snd_ctl_enum_info(info, 1, ARRAY_SIZE(texts), texts)
+
+/* Helper function to query the external sample rate and return the
+ * corresponding enum to be returned to userspace.
+ */
+static int hdspm_external_rate_to_enum(struct hdspm *hdspm)
+{
+ int rate = hdspm_external_sample_rate(hdspm);
+ int i, selected_rate = 0;
+ for (i = 1; i < 10; i++)
+ if (HDSPM_bit2freq(i) == rate) {
+ selected_rate = i;
+ break;
+ }
+ return selected_rate;
+}
#define HDSPM_AUTOSYNC_SAMPLE_RATE(xname, xindex) \
ucontrol->value.enumerated.item[0] =
hdspm_get_sync_in_sample_rate(hdspm);
break;
+ case 11: /* External Rate */
+ ucontrol->value.enumerated.item[0] =
+ hdspm_external_rate_to_enum(hdspm);
+ break;
default: /* AES1 to AES8 */
ucontrol->value.enumerated.item[0] =
- hdspm_get_s1_sample_rate(hdspm,
- kcontrol->private_value-1);
+ hdspm_get_aes_sample_rate(hdspm,
+ kcontrol->private_value -
+ HDSPM_AES32_AUTOSYNC_FROM_AES1);
break;
}
break;
case MADI:
case MADIface:
- {
- int rate = hdspm_external_sample_rate(hdspm);
- int i, selected_rate = 0;
- for (i = 1; i < 10; i++)
- if (HDSPM_bit2freq(i) == rate) {
- selected_rate = i;
- break;
- }
- ucontrol->value.enumerated.item[0] = selected_rate;
- }
+ ucontrol->value.enumerated.item[0] =
+ hdspm_external_rate_to_enum(hdspm);
break;
-
default:
break;
}
static int snd_hdspm_info_system_clock_mode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "Master", "AutoSync" };
+ static const char *const texts[] = { "Master", "AutoSync" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
{
struct hdspm *hdspm = snd_kcontrol_chip(kcontrol);
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = hdspm->texts_autosync_items;
-
- if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
-
- strcpy(uinfo->value.enumerated.name,
- hdspm->texts_autosync[uinfo->value.enumerated.item]);
+ snd_ctl_enum_info(uinfo, 1, hdspm->texts_autosync_items, hdspm->texts_autosync);
return 0;
}
struct hdspm *hdspm = snd_kcontrol_chip(kcontrol);
if (AES32 == hdspm->io_type) {
- static char *texts[] = { "WordClock", "AES1", "AES2", "AES3",
+ static const char *const texts[] = { "WordClock", "AES1", "AES2", "AES3",
"AES4", "AES5", "AES6", "AES7", "AES8", "TCO", "Sync In", "None"};
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = ARRAY_SIZE(texts);
- if (uinfo->value.enumerated.item >=
- uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
+ ENUMERATED_CTL_INFO(uinfo, texts);
} else if (MADI == hdspm->io_type) {
- static char *texts[] = {"Word Clock", "MADI", "TCO",
+ static const char *const texts[] = {"Word Clock", "MADI", "TCO",
"Sync In", "None" };
- uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
- uinfo->count = 1;
- uinfo->value.enumerated.items = 5;
- if (uinfo->value.enumerated.item >=
- uinfo->value.enumerated.items)
- uinfo->value.enumerated.item =
- uinfo->value.enumerated.items - 1;
- strcpy(uinfo->value.enumerated.name,
- texts[uinfo->value.enumerated.item]);
+ ENUMERATED_CTL_INFO(uinfo, texts);
}
return 0;
}
static int snd_hdspm_info_tco_video_input_format(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = {"No video", "NTSC", "PAL"};
+ static const char *const texts[] = {"No video", "NTSC", "PAL"};
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_tco_ltc_frames(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = {"No lock", "24 fps", "25 fps", "29.97 fps",
+ static const char *const texts[] = {"No lock", "24 fps", "25 fps", "29.97 fps",
"30 fps"};
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
static int snd_hdspm_info_input_select(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "optical", "coaxial" };
+ static const char *const texts[] = { "optical", "coaxial" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_ds_wire(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "Single", "Double" };
+ static const char *const texts[] = { "Single", "Double" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_qs_wire(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "Single", "Double", "Quad" };
+ static const char *const texts[] = { "Single", "Double", "Quad" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
{
u32 regmask = kcontrol->private_value;
- static char *texts_spdif[] = { "Optical", "Coaxial", "Internal" };
- static char *texts_levels[] = { "Hi Gain", "+4 dBu", "-10 dBV" };
+ static const char *const texts_spdif[] = { "Optical", "Coaxial", "Internal" };
+ static const char *const texts_levels[] = { "Hi Gain", "+4 dBu", "-10 dBV" };
switch (regmask) {
case HDSPM_c0_Input0:
static int snd_hdspm_info_madi_speedmode(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "Single", "Double", "Quad" };
+ static const char *const texts[] = { "Single", "Double", "Quad" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_sync_check(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "No Lock", "Lock", "Sync", "N/A" };
+ static const char *const texts[] = { "No Lock", "Lock", "Sync", "N/A" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_tco_info_lock_check(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "No Lock", "Lock" };
+ static const char *const texts[] = { "No Lock", "Lock" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_tco_sample_rate(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "44.1 kHz", "48 kHz" };
+ /* TODO freq from app could be supported here, see tco->samplerate */
+ static const char *const texts[] = { "44.1 kHz", "48 kHz" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_tco_pull(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "0", "+ 0.1 %", "- 0.1 %", "+ 4 %", "- 4 %" };
+ static const char *const texts[] = { "0", "+ 0.1 %", "- 0.1 %",
+ "+ 4 %", "- 4 %" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_tco_wck_conversion(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "1:1", "44.1 -> 48", "48 -> 44.1" };
+ static const char *const texts[] = { "1:1", "44.1 -> 48", "48 -> 44.1" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
static int snd_hdspm_info_tco_frame_rate(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "24 fps", "25 fps", "29.97fps",
+ static const char *const texts[] = { "24 fps", "25 fps", "29.97fps",
"29.97 dfps", "30 fps", "30 dfps" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
static int snd_hdspm_info_tco_sync_source(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
- static char *texts[] = { "LTC", "Video", "WCK" };
+ static const char *const texts[] = { "LTC", "Video", "WCK" };
ENUMERATED_CTL_INFO(uinfo, texts);
return 0;
}
HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0),
HDSPM_AUTOSYNC_REF("AutoSync Reference", 0),
HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0),
- HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0),
+ HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 11),
HDSPM_SYNC_CHECK("WC Sync Check", 0),
HDSPM_SYNC_CHECK("AES1 Sync Check", 1),
HDSPM_SYNC_CHECK("AES2 Sync Check", 2),
autosync_ref = "AES7"; break;
case HDSPM_AES32_AUTOSYNC_FROM_AES8:
autosync_ref = "AES8"; break;
+ case HDSPM_AES32_AUTOSYNC_FROM_TCO:
+ autosync_ref = "TCO"; break;
+ case HDSPM_AES32_AUTOSYNC_FROM_SYNC_IN:
+ autosync_ref = "Sync In"; break;
default:
autosync_ref = "---"; break;
}
snd_iprintf(buffer, "AutoSync ref = %s\n", autosync_ref);
+ /* call readout function for TCO specific status */
+ snd_hdspm_proc_read_tco(entry, buffer);
+
snd_iprintf(buffer, "\n");
}
break;
case MADI:
+ case AES32:
if (hdspm_read(hdspm, HDSPM_statusRegister) & HDSPM_tco_detect) {
hdspm->midiPorts++;
hdspm->tco = kzalloc(sizeof(struct hdspm_tco),