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kernel / pub / scm / linux / kernel / git / joro / linux / dd56376dcd8c94342857257aa34a5720baeb807a / . / sound / pci / korg1212 / korg1212.c
blob: e7cdc347eed14f5ebb3ae674153717cd80cffca4 [file] [log] [blame]
/*
* Driver for the Korg 1212 IO PCI card
*
* Copyright (c) 2001 Haroldo Gamal <gamal@alternex.com.br>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <sound/driver.h>
#include <asm/io.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/pcm.h>
#define SNDRV_GET_ID
#include <sound/initval.h>
#define DEBUG 1
//#define LARGEALLOC 1
#define PRINTK printk
// ----------------------------------------------------------------------------
// the following enum defines the valid states of the Korg 1212 I/O card.
// ----------------------------------------------------------------------------
typedef enum {
K1212_STATE_NONEXISTENT, // there is no card here
K1212_STATE_UNINITIALIZED, // the card is awaiting DSP download
K1212_STATE_DSP_IN_PROCESS, // the card is currently downloading its DSP code
K1212_STATE_DSP_COMPLETE, // the card has finished the DSP download
K1212_STATE_READY, // the card can be opened by an application. Any application
// requests prior to this state should fail. Only an open
// request can be made at this state.
K1212_STATE_OPEN, // an application has opened the card
K1212_STATE_SETUP, // the card has been setup for play
K1212_STATE_PLAYING, // the card is playing
K1212_STATE_MONITOR, // the card is in the monitor mode
K1212_STATE_CALIBRATING, // the card is currently calibrating
K1212_STATE_ERRORSTOP, // the card has stopped itself because of an error and we
// are in the process of cleaning things up.
K1212_STATE_MAX_STATE // state values of this and beyond are invalid
} CardState;
// ----------------------------------------------------------------------------
// The following enumeration defines the constants written to the card's
// host-to-card doorbell to initiate a command.
// ----------------------------------------------------------------------------
typedef enum {
K1212_DB_RequestForData = 0, // sent by the card to request a buffer fill.
K1212_DB_TriggerPlay = 1, // starts playback/record on the card.
K1212_DB_SelectPlayMode = 2, // select monitor, playback setup, or stop.
K1212_DB_ConfigureBufferMemory = 3, // tells card where the host audio buffers are.
K1212_DB_RequestAdatTimecode = 4, // asks the card for the latest ADAT timecode value.
K1212_DB_SetClockSourceRate = 5, // sets the clock source and rate for the card.
K1212_DB_ConfigureMiscMemory = 6, // tells card where other buffers are.
K1212_DB_TriggerFromAdat = 7, // tells card to trigger from Adat at a specific
// timecode value.
K1212_DB_RebootCard = 0xA0, // instructs the card to reboot.
K1212_DB_BootFromDSPPage4 = 0xA4, // instructs the card to boot from the DSP microcode
// on page 4 (local page to card).
K1212_DB_DSPDownloadDone = 0xAE, // sent by the card to indicate the download has
// completed.
K1212_DB_StartDSPDownload = 0xAF // tells the card to download its DSP firmware.
} korg1212_dbcnst_t;
#define K1212_ISRCODE_DMAERROR 0x80
#define K1212_ISRCODE_CARDSTOPPED 0x81
// ----------------------------------------------------------------------------
// The following enumeration defines return codes for DeviceIoControl() calls
// to the Korg 1212 I/O driver.
// ----------------------------------------------------------------------------
typedef enum {
K1212_CMDRET_Success = 0, // command was successfully placed
K1212_CMDRET_DIOCFailure, // the DeviceIoControl call failed
K1212_CMDRET_PMFailure, // the protected mode call failed
K1212_CMDRET_FailUnspecified, // unspecified failure
K1212_CMDRET_FailBadState, // the specified command can not be given in
// the card's current state. (or the wave device's
// state)
K1212_CMDRET_CardUninitialized, // the card is uninitialized and cannot be used
K1212_CMDRET_BadIndex, // an out of range card index was specified
K1212_CMDRET_BadHandle, // an invalid card handle was specified
K1212_CMDRET_NoFillRoutine, // a play request has been made before a fill routine set
K1212_CMDRET_FillRoutineInUse, // can't set a new fill routine while one is in use
K1212_CMDRET_NoAckFromCard, // the card never acknowledged a command
K1212_CMDRET_BadParams, // bad parameters were provided by the caller
// --------------------------------------------------------------
// the following return errors are specific to the wave device
// driver interface. These will not be encountered by users of
// the 32 bit DIOC interface (a.k.a. custom or native API).
// --------------------------------------------------------------
K1212_CMDRET_BadDevice, // the specified wave device was out of range
K1212_CMDRET_BadFormat // the specified wave format is unsupported
} snd_korg1212rc;
// ----------------------------------------------------------------------------
// The following enumeration defines the constants used to select the play
// mode for the card in the SelectPlayMode command.
// ----------------------------------------------------------------------------
typedef enum {
K1212_MODE_SetupPlay = 0x00000001, // provides card with pre-play information
K1212_MODE_MonitorOn = 0x00000002, // tells card to turn on monitor mode
K1212_MODE_MonitorOff = 0x00000004, // tells card to turn off monitor mode
K1212_MODE_StopPlay = 0x00000008 // stops playback on the card
} PlayModeSelector;
// ----------------------------------------------------------------------------
// The following enumeration defines the constants used to select the monitor
// mode for the card in the SetMonitorMode command.
// ----------------------------------------------------------------------------
typedef enum {
K1212_MONMODE_Off = 0, // tells card to turn off monitor mode
K1212_MONMODE_On // tells card to turn on monitor mode
} MonitorModeSelector;
#define MAILBOX0_OFFSET 0x40 // location of mailbox 0 relative to base address
#define MAILBOX1_OFFSET 0x44 // location of mailbox 1 relative to base address
#define MAILBOX2_OFFSET 0x48 // location of mailbox 2 relative to base address
#define MAILBOX3_OFFSET 0x4c // location of mailbox 3 relative to base address
#define OUT_DOORBELL_OFFSET 0x60 // location of PCI to local doorbell "
#define IN_DOORBELL_OFFSET 0x64 // location of local to PCI doorbell "
#define STATUS_REG_OFFSET 0x68 // location of interrupt control/status register "
#define PCI_CONTROL_OFFSET 0x6c // location of the EEPROM, PCI, User I/O, init control
// register
#define SENS_CONTROL_OFFSET 0x6e // location of the input sensitivity setting register.
// this is the upper word of the PCI control reg.
#define DEV_VEND_ID_OFFSET 0x70 // location of the device and vendor ID register
#define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement
// from the card after sending a command.
#define INTERCOMMAND_DELAY 40
#define MAX_COMMAND_RETRIES 5 // maximum number of times the driver will attempt
// to send a command before giving up.
#define COMMAND_ACK_MASK 0x8000 // the MSB is set in the command acknowledgment from
// the card.
#define DOORBELL_VAL_MASK 0x00FF // the doorbell value is one byte
#define CARD_BOOT_DELAY_IN_MS 10
#define DSP_BOOT_DELAY_IN_MS 200
#define kNumBuffers 8
#define k1212MaxCards 4
#define k1212NumWaveDevices 6
#define k16BitChannels 10
#define k32BitChannels 2
#define kAudioChannels (k16BitChannels + k32BitChannels)
#define kPlayBufferFrames 1024
#define K1212_CHANNELS 16
#define K1212_FRAME_SIZE (sizeof(KorgAudioFrame))
#define K1212_MAX_SAMPLES (kPlayBufferFrames*kNumBuffers)
#define K1212_PERIODS (K1212_BUF_SIZE/K1212_BLOCK_SIZE)
#define K1212_PERIOD_BYTES (K1212_BLOCK_SIZE)
#define K1212_BLOCK_SIZE (K1212_FRAME_SIZE*kPlayBufferFrames)
#define K1212_BUF_SIZE (K1212_BLOCK_SIZE*kNumBuffers)
#define k1212MinADCSens 0x7f
#define k1212MaxADCSens 0x00
#define k1212MaxVolume 0x7fff
#define k1212MaxWaveVolume 0xffff
#define k1212MinVolume 0x0000
#define k1212MaxVolInverted 0x8000
// -----------------------------------------------------------------
// the following bits are used for controlling interrupts in the
// interrupt control/status reg
// -----------------------------------------------------------------
#define PCI_INT_ENABLE_BIT 0x00000100
#define PCI_DOORBELL_INT_ENABLE_BIT 0x00000200
#define LOCAL_INT_ENABLE_BIT 0x00010000
#define LOCAL_DOORBELL_INT_ENABLE_BIT 0x00020000
#define LOCAL_DMA1_INT_ENABLE_BIT 0x00080000
// -----------------------------------------------------------------
// the following bits are defined for the PCI command register
// -----------------------------------------------------------------
#define PCI_CMD_MEM_SPACE_ENABLE_BIT 0x0002
#define PCI_CMD_IO_SPACE_ENABLE_BIT 0x0001
#define PCI_CMD_BUS_MASTER_ENABLE_BIT 0x0004
// -----------------------------------------------------------------
// the following bits are defined for the PCI status register
// -----------------------------------------------------------------
#define PCI_STAT_PARITY_ERROR_BIT 0x8000
#define PCI_STAT_SYSTEM_ERROR_BIT 0x4000
#define PCI_STAT_MASTER_ABORT_RCVD_BIT 0x2000
#define PCI_STAT_TARGET_ABORT_RCVD_BIT 0x1000
#define PCI_STAT_TARGET_ABORT_SENT_BIT 0x0800
// ------------------------------------------------------------------------
// the following constants are used in setting the 1212 I/O card's input
// sensitivity.
// ------------------------------------------------------------------------
#define SET_SENS_LOCALINIT_BITPOS 15
#define SET_SENS_DATA_BITPOS 10
#define SET_SENS_CLOCK_BITPOS 8
#define SET_SENS_LOADSHIFT_BITPOS 0
#define SET_SENS_LEFTCHANID 0x00
#define SET_SENS_RIGHTCHANID 0x01
#define K1212SENSUPDATE_DELAY_IN_MS 50
// --------------------------------------------------------------------------
// WaitRTCTicks
//
// This function waits the specified number of real time clock ticks.
// According to the DDK, each tick is ~0.8 microseconds.
// The defines following the function declaration can be used for the
// numTicksToWait parameter.
// --------------------------------------------------------------------------
#define ONE_RTC_TICK 1
#define SENSCLKPULSE_WIDTH 4
#define LOADSHIFT_DELAY 4
#define INTERCOMMAND_DELAY 40
#define STOPCARD_DELAY 300 // max # RTC ticks for the card to stop once we write
// the command register. (could be up to 180 us)
#define COMMAND_ACK_DELAY 13 // number of RTC ticks to wait for an acknowledgement
// from the card after sending a command.
#include "korg1212-firmware.h"
typedef struct _snd_korg1212 korg1212_t;
typedef u16 K1212Sample; // channels 0-9 use 16 bit samples
typedef u32 K1212SpdifSample; // channels 10-11 use 32 bits - only 20 are sent
// across S/PDIF.
typedef u32 K1212TimeCodeSample; // holds the ADAT timecode value
typedef enum {
K1212_CLKIDX_AdatAt44_1K = 0, // selects source as ADAT at 44.1 kHz
K1212_CLKIDX_AdatAt48K, // selects source as ADAT at 48 kHz
K1212_CLKIDX_WordAt44_1K, // selects source as S/PDIF at 44.1 kHz
K1212_CLKIDX_WordAt48K, // selects source as S/PDIF at 48 kHz
K1212_CLKIDX_LocalAt44_1K, // selects source as local clock at 44.1 kHz
K1212_CLKIDX_LocalAt48K, // selects source as local clock at 48 kHz
K1212_CLKIDX_Invalid // used to check validity of the index
} ClockSourceIndex;
typedef enum {
K1212_CLKIDX_Adat = 0, // selects source as ADAT
K1212_CLKIDX_Word, // selects source as S/PDIF
K1212_CLKIDX_Local // selects source as local clock
} ClockSourceType;
typedef struct KorgAudioFrame {
K1212Sample frameData16[k16BitChannels];
K1212SpdifSample frameData32[k32BitChannels];
K1212TimeCodeSample timeCodeVal;
} KorgAudioFrame;
typedef struct KorgAudioBuffer {
KorgAudioFrame bufferData[kPlayBufferFrames]; /* buffer definition */
} KorgAudioBuffer;
typedef struct KorgSharedBuffer {
#ifdef LARGEALLOC
KorgAudioBuffer playDataBufs[kNumBuffers];
KorgAudioBuffer recordDataBufs[kNumBuffers];
#endif
short volumeData[kAudioChannels];
u32 cardCommand;
u16 routeData [kAudioChannels];
u32 AdatTimeCode; // ADAT timecode value
} KorgSharedBuffer;
typedef struct SensBits {
union {
struct {
unsigned int leftChanVal:8;
unsigned int leftChanId:8;
} v;
u16 leftSensBits;
} l;
union {
struct {
unsigned int rightChanVal:8;
unsigned int rightChanId:8;
} v;
u16 rightSensBits;
} r;
} SensBits;
struct _snd_korg1212 {
struct pci_dev *pci;
snd_card_t *card;
snd_pcm_t *pcm16;
int irq;
spinlock_t lock;
wait_queue_head_t wait;
unsigned long iomem;
unsigned long ioport;
unsigned long iomem2;
unsigned long irqcount;
unsigned long inIRQ;
unsigned long iobase;
struct resource *res_iomem;
struct resource *res_ioport;
struct resource *res_iomem2;
u32 dspCodeSize;
u32 dspMemPhy; // DSP memory block handle (Physical Address)
void * dspMemPtr; // block memory (Virtual Address)
u32 DataBufsSize;
KorgAudioBuffer * playDataBufsPtr;
KorgAudioBuffer * recordDataBufsPtr;
KorgSharedBuffer * sharedBufferPtr;
u32 RecDataPhy;
u32 PlayDataPhy;
unsigned long sharedBufferPhy;
u32 VolumeTablePhy;
u32 RoutingTablePhy;
u32 AdatTimeCodePhy;
u32 * statusRegPtr; // address of the interrupt status/control register
u32 * outDoorbellPtr; // address of the host->card doorbell register
u32 * inDoorbellPtr; // address of the card->host doorbell register
u32 * mailbox0Ptr; // address of mailbox 0 on the card
u32 * mailbox1Ptr; // address of mailbox 1 on the card
u32 * mailbox2Ptr; // address of mailbox 2 on the card
u32 * mailbox3Ptr; // address of mailbox 3 on the card
u32 * controlRegPtr; // address of the EEPROM, PCI, I/O, Init ctrl reg
u16 * sensRegPtr; // address of the sensitivity setting register
u32 * idRegPtr; // address of the device and vendor ID registers
size_t periodsize;
size_t currentBuffer;
snd_pcm_substream_t *playback_substream;
snd_pcm_substream_t *capture_substream;
snd_info_entry_t * proc_entry;
CardState cardState;
int running;
int idleMonitorOn; // indicates whether the card is in idle monitor mode.
u32 cmdRetryCount; // tracks how many times we have retried sending to the card.
ClockSourceIndex clkSrcRate; // sample rate and clock source
ClockSourceType clkSource; // clock source
int clkRate; // clock rate
int volumePhase[kAudioChannels];
u16 leftADCInSens; // ADC left channel input sensitivity
u16 rightADCInSens; // ADC right channel input sensitivity
};
EXPORT_NO_SYMBOLS;
MODULE_DESCRIPTION("korg1212");
MODULE_LICENSE("GPL");
MODULE_CLASSES("{sound}");
MODULE_DEVICES("{{KORG,korg1212}}");
static int snd_index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *snd_id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int snd_enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE; /* Enable this card */
MODULE_PARM(snd_index, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
MODULE_PARM_DESC(snd_index, "Index value for Korg 1212 soundcard.");
MODULE_PARM_SYNTAX(snd_index, SNDRV_INDEX_DESC);
MODULE_PARM(snd_id, "1-" __MODULE_STRING(SNDRV_CARDS) "s");
MODULE_PARM_DESC(snd_id, "ID string for Korg 1212 soundcard.");
MODULE_PARM_SYNTAX(snd_id, SNDRV_ID_DESC);
MODULE_PARM(snd_enable, "1-" __MODULE_STRING(SNDRV_CARDS) "i");
MODULE_PARM_DESC(snd_enable, "Enable Korg 1212 soundcard.");
MODULE_PARM_SYNTAX(snd_enable, SNDRV_ENABLE_DESC);
MODULE_AUTHOR("Haroldo Gamal <gamal@alternex.com.br>");
static struct pci_device_id snd_korg1212_ids[] __devinitdata = {
{ 0x10b5, 0x906d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0, },
{ 0, }
};
static char* stateName[] = {
"Non-existent",
"Uninitialized",
"DSP download in process",
"DSP download complete",
"Ready",
"Open",
"Setup for play",
"Playing",
"Monitor mode on",
"Calibrating"
"Invalid"
};
static char* clockSourceTypeName[] = { "ADAT", "S/PDIF", "local" };
static char* clockSourceName[] = {
"ADAT at 44.1 kHz",
"ADAT at 48 kHz",
"S/PDIF at 44.1 kHz",
"S/PDIF at 48 kHz",
"local clock at 44.1 kHz",
"local clock at 48 kHz"
};
static char* channelName[] = {
"ADAT-1",
"ADAT-2",
"ADAT-3",
"ADAT-4",
"ADAT-5",
"ADAT-6",
"ADAT-7",
"ADAT-8",
"Analog-L",
"Analog-R",
"SPDIF-L",
"SPDIF-R",
};
u16 ClockSourceSelector[] = {0x8000, // selects source as ADAT at 44.1 kHz
0x0000, // selects source as ADAT at 48 kHz
0x8001, // selects source as S/PDIF at 44.1 kHz
0x0001, // selects source as S/PDIF at 48 kHz
0x8002, // selects source as local clock at 44.1 kHz
0x0002 // selects source as local clock at 48 kHz
};
snd_korg1212rc rc;
MODULE_DEVICE_TABLE(pci, snd_korg1212_ids);
typedef union swap_u32 { unsigned char c[4]; u32 i; } swap_u32;
#ifdef SNDRV_BIG_ENDIAN
static u32 LowerWordSwap(u32 swappee)
#else
static u32 UpperWordSwap(u32 swappee)
#endif
{
swap_u32 retVal, swapper;
swapper.i = swappee;
retVal.c[2] = swapper.c[3];
retVal.c[3] = swapper.c[2];
retVal.c[1] = swapper.c[1];
retVal.c[0] = swapper.c[0];
return retVal.i;
}
#ifdef SNDRV_BIG_ENDIAN
static u32 UpperWordSwap(u32 swappee)
#else
static u32 LowerWordSwap(u32 swappee)
#endif
{
swap_u32 retVal, swapper;
swapper.i = swappee;
retVal.c[2] = swapper.c[2];
retVal.c[3] = swapper.c[3];
retVal.c[1] = swapper.c[0];
retVal.c[0] = swapper.c[1];
return retVal.i;
}
#if 0 /* not used */
static u32 EndianSwap(u32 swappee)
{
swap_u32 retVal, swapper;
swapper.i = swappee;
retVal.c[0] = swapper.c[3];
retVal.c[1] = swapper.c[2];
retVal.c[2] = swapper.c[1];
retVal.c[3] = swapper.c[0];
return retVal.i;
}
#endif /* not used */
void TickDelay(int time)
{
udelay(time);
}
#define SetBitInWord(theWord,bitPosition) (*theWord) |= (0x0001 << bitPosition)
#define SetBitInDWord(theWord,bitPosition) (*theWord) |= (0x00000001 << bitPosition)
#define ClearBitInWord(theWord,bitPosition) (*theWord) &= ~(0x0001 << bitPosition)
#define ClearBitInDWord(theWord,bitPosition) (*theWord) &= ~(0x00000001 << bitPosition)
static snd_korg1212rc snd_korg1212_Send1212Command(korg1212_t *korg1212, korg1212_dbcnst_t doorbellVal,
u32 mailBox0Val, u32 mailBox1Val, u32 mailBox2Val, u32 mailBox3Val)
{
u32 retryCount;
u16 mailBox3Lo;
if (korg1212->outDoorbellPtr) {
#ifdef DEBUG
PRINTK("DEBUG: Card <- 0x%08x 0x%08x [%s]\n", doorbellVal, mailBox0Val, stateName[korg1212->cardState]);
#endif
for (retryCount = 0; retryCount < MAX_COMMAND_RETRIES; retryCount++) {
writel(mailBox3Val, korg1212->mailbox3Ptr);
writel(mailBox2Val, korg1212->mailbox2Ptr);
writel(mailBox1Val, korg1212->mailbox1Ptr);
writel(mailBox0Val, korg1212->mailbox0Ptr);
writel(doorbellVal, korg1212->outDoorbellPtr); // interrupt the card
// --------------------------------------------------------------
// the reboot command will not give an acknowledgement.
// --------------------------------------------------------------
switch (doorbellVal) {
case K1212_DB_RebootCard:
case K1212_DB_BootFromDSPPage4:
case K1212_DB_StartDSPDownload:
return K1212_CMDRET_Success;
default:
break;
}
// --------------------------------------------------------------
// See if the card acknowledged the command. Wait a bit, then
// read in the low word of mailbox3. If the MSB is set and the
// low byte is equal to the doorbell value, then it ack'd.
// --------------------------------------------------------------
TickDelay(COMMAND_ACK_DELAY);
mailBox3Lo = readl(korg1212->mailbox3Ptr);
if (mailBox3Lo & COMMAND_ACK_MASK) {
if ((mailBox3Lo & DOORBELL_VAL_MASK) == (doorbellVal & DOORBELL_VAL_MASK)) {
korg1212->cmdRetryCount += retryCount;
return K1212_CMDRET_Success;
}
}
}
korg1212->cmdRetryCount += retryCount;
return K1212_CMDRET_NoAckFromCard;
} else {
return K1212_CMDRET_CardUninitialized;
}
}
static void snd_korg1212_WaitForCardStopAck(korg1212_t *korg1212)
{
unsigned long endtime = jiffies + 20 * HZ;
#ifdef DEBUG
PRINTK("DEBUG: WaitForCardStopAck [%s]\n", stateName[korg1212->cardState]);
#endif // DEBUG
if (korg1212->inIRQ)
return;
do {
if (readl(&korg1212->sharedBufferPtr->cardCommand) == 0)
return;
if (!korg1212->inIRQ)
schedule();
} while (jiffies < endtime);
writel(0, &korg1212->sharedBufferPtr->cardCommand);
}
static void snd_korg1212_TurnOnIdleMonitor(korg1212_t *korg1212)
{
TickDelay(INTERCOMMAND_DELAY);
korg1212->idleMonitorOn = 1;
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
K1212_MODE_MonitorOn, 0, 0, 0);
}
static void snd_korg1212_TurnOffIdleMonitor(korg1212_t *korg1212)
{
if (korg1212->idleMonitorOn) {
writel(0xffffffff, &korg1212->sharedBufferPtr->cardCommand);
snd_korg1212_WaitForCardStopAck(korg1212);
korg1212->idleMonitorOn = 0;
}
}
static void snd_korg1212_setCardState(korg1212_t * korg1212, CardState csState)
{
switch (csState) {
case K1212_STATE_READY:
snd_korg1212_TurnOnIdleMonitor(korg1212);
break;
case K1212_STATE_OPEN:
snd_korg1212_TurnOffIdleMonitor(korg1212);
break;
default:
break;
}
korg1212->cardState = csState;
}
static int snd_korg1212_OpenCard(korg1212_t * korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: OpenCard [%s]\n", stateName[korg1212->cardState]);
#endif
snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
return 1;
}
static int snd_korg1212_CloseCard(korg1212_t * korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: CloseCard [%s]\n", stateName[korg1212->cardState]);
#endif
if (korg1212->cardState == K1212_STATE_SETUP) {
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
K1212_MODE_StopPlay, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: CloseCard - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
if (rc != K1212_CMDRET_Success)
return 0;
} else if (korg1212->cardState > K1212_STATE_SETUP) {
writel(0xffffffff, &korg1212->sharedBufferPtr->cardCommand);
snd_korg1212_WaitForCardStopAck(korg1212);
}
if (korg1212->cardState > K1212_STATE_READY)
snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
return 0;
}
static int snd_korg1212_SetupForPlay(korg1212_t * korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: SetupForPlay [%s]\n", stateName[korg1212->cardState]);
#endif
snd_korg1212_setCardState(korg1212, K1212_STATE_SETUP);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
K1212_MODE_SetupPlay, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: SetupForPlay - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
if (rc != K1212_CMDRET_Success) {
return 0;
}
return 1;
}
static int snd_korg1212_TriggerPlay(korg1212_t * korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: TriggerPlay [%s]\n", stateName[korg1212->cardState]);
#endif
snd_korg1212_setCardState(korg1212, K1212_STATE_PLAYING);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_TriggerPlay, 0, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: TriggerPlay - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
if (rc != K1212_CMDRET_Success) {
return 0;
}
return 1;
}
static int snd_korg1212_StopPlay(korg1212_t * korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: StopPlay [%s]\n", stateName[korg1212->cardState]);
#endif
if (korg1212->cardState != K1212_STATE_ERRORSTOP) {
writel(0xffffffff, &korg1212->sharedBufferPtr->cardCommand);
snd_korg1212_WaitForCardStopAck(korg1212);
}
snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
return 1;
}
static void snd_korg1212_EnableCardInterrupts(korg1212_t * korg1212)
{
* korg1212->statusRegPtr = PCI_INT_ENABLE_BIT |
PCI_DOORBELL_INT_ENABLE_BIT |
LOCAL_INT_ENABLE_BIT |
LOCAL_DOORBELL_INT_ENABLE_BIT |
LOCAL_DMA1_INT_ENABLE_BIT;
}
#if 0 /* not used */
static int snd_korg1212_SetMonitorMode(korg1212_t *korg1212, MonitorModeSelector mode)
{
#ifdef DEBUG
PRINTK("DEBUG: SetMonitorMode [%s]\n", stateName[korg1212->cardState]);
#endif
switch (mode) {
case K1212_MONMODE_Off:
if (korg1212->cardState != K1212_STATE_MONITOR) {
return 0;
} else {
writel(0xffffffff, &korg1212->sharedBufferPtr->cardCommand);
snd_korg1212_WaitForCardStopAck(korg1212);
snd_korg1212_setCardState(korg1212, K1212_STATE_OPEN);
}
break;
case K1212_MONMODE_On:
if (korg1212->cardState != K1212_STATE_OPEN) {
return 0;
} else {
snd_korg1212_setCardState(korg1212, K1212_STATE_MONITOR);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
K1212_MODE_MonitorOn, 0, 0, 0);
if (rc != K1212_CMDRET_Success) {
return 0;
}
}
break;
default:
return 0;
}
return 1;
}
#endif /* not used */
static int snd_korg1212_SetRate(korg1212_t *korg1212, int rate)
{
static ClockSourceIndex s44[] = { K1212_CLKIDX_AdatAt44_1K,
K1212_CLKIDX_WordAt44_1K,
K1212_CLKIDX_LocalAt44_1K };
static ClockSourceIndex s48[] = {
K1212_CLKIDX_AdatAt48K,
K1212_CLKIDX_WordAt48K,
K1212_CLKIDX_LocalAt48K };
int parm;
switch(rate) {
case 44100:
parm = s44[korg1212->clkSource];
break;
case 48000:
parm = s48[korg1212->clkSource];
break;
default:
return -EINVAL;
}
korg1212->clkSrcRate = parm;
korg1212->clkRate = rate;
TickDelay(INTERCOMMAND_DELAY);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
ClockSourceSelector[korg1212->clkSrcRate],
0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Set Clock Source Selector - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
return 0;
}
static int snd_korg1212_SetClockSource(korg1212_t *korg1212, int source)
{
if (source<0 || source >2)
return -EINVAL;
korg1212->clkSource = source;
snd_korg1212_SetRate(korg1212, korg1212->clkRate);
return 0;
}
static void snd_korg1212_DisableCardInterrupts(korg1212_t *korg1212)
{
* korg1212->statusRegPtr = 0;
}
static int snd_korg1212_WriteADCSensitivity(korg1212_t *korg1212)
{
SensBits sensVals;
int bitPosition;
int channel;
int clkIs48K;
int monModeSet;
u16 controlValue; // this keeps the current value to be written to
// the card's eeprom control register.
u16 count;
#ifdef DEBUG
PRINTK("DEBUG: WriteADCSensivity [%s]\n", stateName[korg1212->cardState]);
#endif
// ----------------------------------------------------------------------------
// initialize things. The local init bit is always set when writing to the
// card's control register.
// ----------------------------------------------------------------------------
controlValue = 0;
SetBitInWord(&controlValue, SET_SENS_LOCALINIT_BITPOS); // init the control value
// ----------------------------------------------------------------------------
// make sure the card is not in monitor mode when we do this update.
// ----------------------------------------------------------------------------
if (korg1212->cardState == K1212_STATE_MONITOR || korg1212->idleMonitorOn) {
writel(0xffffffff, &korg1212->sharedBufferPtr->cardCommand);
monModeSet = 1;
snd_korg1212_WaitForCardStopAck(korg1212);
} else
monModeSet = 0;
// ----------------------------------------------------------------------------
// we are about to send new values to the card, so clear the new values queued
// flag. Also, clear out mailbox 3, so we don't lockup.
// ----------------------------------------------------------------------------
writel(0, korg1212->mailbox3Ptr);
TickDelay(LOADSHIFT_DELAY);
// ----------------------------------------------------------------------------
// determine whether we are running a 48K or 44.1K clock. This info is used
// later when setting the SPDIF FF after the volume has been shifted in.
// ----------------------------------------------------------------------------
switch (korg1212->clkSrcRate) {
case K1212_CLKIDX_AdatAt44_1K:
case K1212_CLKIDX_WordAt44_1K:
case K1212_CLKIDX_LocalAt44_1K:
clkIs48K = 0;
break;
case K1212_CLKIDX_WordAt48K:
case K1212_CLKIDX_AdatAt48K:
case K1212_CLKIDX_LocalAt48K:
default:
clkIs48K = 1;
break;
}
// ----------------------------------------------------------------------------
// start the update. Setup the bit structure and then shift the bits.
// ----------------------------------------------------------------------------
sensVals.l.v.leftChanId = SET_SENS_LEFTCHANID;
sensVals.r.v.rightChanId = SET_SENS_RIGHTCHANID;
sensVals.l.v.leftChanVal = korg1212->leftADCInSens;
sensVals.r.v.rightChanVal = korg1212->rightADCInSens;
// ----------------------------------------------------------------------------
// now start shifting the bits in. Start with the left channel then the right.
// ----------------------------------------------------------------------------
for (channel = 0; channel < 2; channel++) {
// ----------------------------------------------------------------------------
// Bring the load/shift line low, then wait - the spec says >150ns from load/
// shift low to the first rising edge of the clock.
// ----------------------------------------------------------------------------
ClearBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // load/shift goes low
TickDelay(LOADSHIFT_DELAY);
for (bitPosition = 15; bitPosition >= 0; bitPosition--) { // for all the bits
if (channel == 0) {
if (sensVals.l.leftSensBits & (0x0001 << bitPosition)) {
SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
} else {
ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
}
} else {
if (sensVals.r.rightSensBits & (0x0001 << bitPosition)) {
SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set high
} else {
ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS); // data bit set low
}
}
ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // clock goes low
TickDelay(SENSCLKPULSE_WIDTH);
SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // clock goes high
TickDelay(SENSCLKPULSE_WIDTH);
}
// ----------------------------------------------------------------------------
// finish up SPDIF for left. Bring the load/shift line high, then write a one
// bit if the clock rate is 48K otherwise write 0.
// ----------------------------------------------------------------------------
ClearBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
SetBitInWord(&controlValue, SET_SENS_LOADSHIFT_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // load shift goes high - clk low
TickDelay(SENSCLKPULSE_WIDTH);
if (clkIs48K)
SetBitInWord(&controlValue, SET_SENS_DATA_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // set/clear data bit
TickDelay(ONE_RTC_TICK);
SetBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // clock goes high
TickDelay(SENSCLKPULSE_WIDTH);
ClearBitInWord(&controlValue, SET_SENS_CLOCK_BITPOS);
writew(controlValue, korg1212->sensRegPtr); // clock goes low
TickDelay(SENSCLKPULSE_WIDTH);
}
// ----------------------------------------------------------------------------
// The update is complete. Set a timeout. This is the inter-update delay.
// Also, if the card was in monitor mode, restore it.
// ----------------------------------------------------------------------------
for (count = 0; count < 10; count++)
TickDelay(SENSCLKPULSE_WIDTH);
if (monModeSet) {
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SelectPlayMode,
K1212_MODE_MonitorOn, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: WriteADCSensivity - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
}
return 1;
}
static void snd_korg1212_OnDSPDownloadComplete(korg1212_t *korg1212)
{
int channel;
#ifdef DEBUG
PRINTK("DEBUG: DSP download is complete. [%s]\n", stateName[korg1212->cardState]);
#endif
// ----------------------------------------------------
// tell the card to boot
// ----------------------------------------------------
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_BootFromDSPPage4, 0, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Boot from Page 4 - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
mdelay(DSP_BOOT_DELAY_IN_MS);
// --------------------------------------------------------------------------------
// Let the card know where all the buffers are.
// --------------------------------------------------------------------------------
rc = snd_korg1212_Send1212Command(korg1212,
K1212_DB_ConfigureBufferMemory,
LowerWordSwap(korg1212->PlayDataPhy),
LowerWordSwap(korg1212->RecDataPhy),
((kNumBuffers * kPlayBufferFrames) / 2), // size given to the card
// is based on 2 buffers
0
);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Configure Buffer Memory - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
TickDelay(INTERCOMMAND_DELAY);
rc = snd_korg1212_Send1212Command(korg1212,
K1212_DB_ConfigureMiscMemory,
LowerWordSwap(korg1212->VolumeTablePhy),
LowerWordSwap(korg1212->RoutingTablePhy),
LowerWordSwap(korg1212->AdatTimeCodePhy),
0
);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Configure Misc Memory - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
// --------------------------------------------------------------------------------
// Initialize the routing and volume tables, then update the card's state.
// --------------------------------------------------------------------------------
TickDelay(INTERCOMMAND_DELAY);
for (channel = 0; channel < kAudioChannels; channel++) {
korg1212->sharedBufferPtr->volumeData[channel] = k1212MaxVolume;
//korg1212->sharedBufferPtr->routeData[channel] = channel;
korg1212->sharedBufferPtr->routeData[channel] = 8 + (channel & 1);
}
snd_korg1212_WriteADCSensitivity(korg1212);
TickDelay(INTERCOMMAND_DELAY);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_SetClockSourceRate,
ClockSourceSelector[korg1212->clkSrcRate],
0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Set Clock Source Selector - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
snd_korg1212_setCardState(korg1212, K1212_STATE_READY);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Set Monitor On - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
wake_up_interruptible(&korg1212->wait);
}
static void snd_korg1212_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
u32 doorbellValue;
korg1212_t *korg1212 = snd_magic_cast(korg1212_t, dev_id, return);
if(irq != korg1212->irq)
return;
doorbellValue = readl(korg1212->inDoorbellPtr);
if (!doorbellValue)
return;
writel(doorbellValue, korg1212->inDoorbellPtr);
korg1212->irqcount++;
korg1212->inIRQ++;
switch (doorbellValue) {
case K1212_DB_DSPDownloadDone:
#ifdef DEBUG
PRINTK("DEBUG: IRQ DNLD count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]);
#endif
if (korg1212->cardState == K1212_STATE_DSP_IN_PROCESS) {
snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_COMPLETE);
snd_korg1212_OnDSPDownloadComplete(korg1212);
}
break;
// ------------------------------------------------------------------------
// an error occurred - stop the card
// ------------------------------------------------------------------------
case K1212_ISRCODE_DMAERROR:
#ifdef DEBUG
PRINTK("DEBUG: IRQ DMAE count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]);
#endif
writel(0, &korg1212->sharedBufferPtr->cardCommand);
break;
// ------------------------------------------------------------------------
// the card has stopped by our request. Clear the command word and signal
// the semaphore in case someone is waiting for this.
// ------------------------------------------------------------------------
case K1212_ISRCODE_CARDSTOPPED:
#ifdef DEBUG
PRINTK("DEBUG: IRQ CSTP count - %ld, %x, [%s].\n", korg1212->irqcount, doorbellValue, stateName[korg1212->cardState]);
#endif
writel(0, &korg1212->sharedBufferPtr->cardCommand);
break;
default:
#ifdef XDEBUG
PRINTK("DEBUG: IRQ DFLT count - %ld, %x, cpos=%d [%s].\n", korg1212->irqcount, doorbellValue,
korg1212->currentBuffer, stateName[korg1212->cardState]);
#endif
if ((korg1212->cardState > K1212_STATE_SETUP) || korg1212->idleMonitorOn) {
korg1212->currentBuffer++;
if (korg1212->currentBuffer >= kNumBuffers)
korg1212->currentBuffer = 0;
if (!korg1212->running)
break;
if (korg1212->capture_substream) {
snd_pcm_period_elapsed(korg1212->capture_substream);
}
if (korg1212->playback_substream) {
snd_pcm_period_elapsed(korg1212->playback_substream);
}
}
break;
}
korg1212->inIRQ--;
}
static int snd_korg1212_downloadDSPCode(korg1212_t *korg1212)
{
#ifdef DEBUG
PRINTK("DEBUG: DSP download is starting... [%s]\n", stateName[korg1212->cardState]);
#endif
// ---------------------------------------------------------------
// verify the state of the card before proceeding.
// ---------------------------------------------------------------
if (korg1212->cardState >= K1212_STATE_DSP_IN_PROCESS) {
return 1;
}
snd_korg1212_setCardState(korg1212, K1212_STATE_DSP_IN_PROCESS);
memcpy(korg1212->dspMemPtr, dspCode, korg1212->dspCodeSize);
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_StartDSPDownload,
UpperWordSwap(korg1212->dspMemPhy),
0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Start DSP Download RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
interruptible_sleep_on_timeout(&korg1212->wait, HZ * 4);
return 0;
}
static snd_pcm_hardware_t snd_korg1212_playback_info =
{
info: (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED),
formats: SNDRV_PCM_FMTBIT_S16_LE,
rates: (SNDRV_PCM_RATE_44100 |
SNDRV_PCM_RATE_48000),
rate_min: 44100,
rate_max: 48000,
channels_min: K1212_CHANNELS,
channels_max: K1212_CHANNELS,
buffer_bytes_max: K1212_BUF_SIZE,
period_bytes_min: K1212_PERIOD_BYTES,
period_bytes_max: K1212_PERIOD_BYTES,
periods_min: K1212_PERIODS,
periods_max: K1212_PERIODS,
fifo_size: 0,
};
static snd_pcm_hardware_t snd_korg1212_capture_info =
{
info: (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_INTERLEAVED),
formats: SNDRV_PCM_FMTBIT_S16_LE,
rates: (SNDRV_PCM_RATE_44100 |
SNDRV_PCM_RATE_48000),
rate_min: 44100,
rate_max: 48000,
channels_min: K1212_CHANNELS,
channels_max: K1212_CHANNELS,
buffer_bytes_max: K1212_BUF_SIZE,
period_bytes_min: K1212_PERIOD_BYTES,
period_bytes_max: K1212_PERIOD_BYTES,
periods_min: K1212_PERIODS,
periods_max: K1212_PERIODS,
fifo_size: 0,
};
static void snd_korg1212_free_pcm(snd_pcm_t *pcm)
{
korg1212_t *korg1212 = (korg1212_t *) pcm->private_data;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_free_pcm [%s]\n", stateName[korg1212->cardState]);
#endif
korg1212->pcm16 = NULL;
}
static unsigned int period_bytes[] = { K1212_PERIOD_BYTES };
#define PERIOD_BYTES sizeof(period_bytes) / sizeof(period_bytes[0])
static snd_pcm_hw_constraint_list_t hw_constraints_period_bytes = {
count: PERIOD_BYTES,
list: period_bytes,
mask: 0
};
static int snd_korg1212_playback_open(snd_pcm_substream_t *substream)
{
unsigned long flags;
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
snd_pcm_runtime_t *runtime = substream->runtime;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_playback_open [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
snd_korg1212_OpenCard(korg1212);
snd_pcm_set_sync(substream); // ???
runtime->hw = snd_korg1212_playback_info;
runtime->dma_area = (char *) korg1212->playDataBufsPtr;
runtime->dma_bytes = K1212_BUF_SIZE;
korg1212->playback_substream = substream;
korg1212->periodsize = K1212_PERIODS;
spin_unlock_irqrestore(&korg1212->lock, flags);
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, K1212_BUF_SIZE, K1212_BUF_SIZE);
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_period_bytes);
return 0;
}
static int snd_korg1212_capture_open(snd_pcm_substream_t *substream)
{
unsigned long flags;
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
snd_pcm_runtime_t *runtime = substream->runtime;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_capture_open [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
snd_korg1212_OpenCard(korg1212);
snd_pcm_set_sync(substream); // ???
runtime->hw = snd_korg1212_capture_info;
runtime->dma_area = (char *) korg1212->recordDataBufsPtr;
runtime->dma_bytes = K1212_BUF_SIZE;
korg1212->capture_substream = substream;
korg1212->periodsize = K1212_PERIODS;
spin_unlock_irqrestore(&korg1212->lock, flags);
snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, K1212_BUF_SIZE, K1212_BUF_SIZE);
snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_BYTES, &hw_constraints_period_bytes);
return 0;
}
static int snd_korg1212_playback_close(snd_pcm_substream_t *substream)
{
unsigned long flags;
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_playback_close [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
korg1212->playback_substream = NULL;
korg1212->periodsize = 0;
snd_korg1212_CloseCard(korg1212);
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_capture_close(snd_pcm_substream_t *substream)
{
unsigned long flags;
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_capture_close [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
korg1212->capture_substream = NULL;
korg1212->periodsize = 0;
snd_korg1212_CloseCard(korg1212);
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_channel_info(snd_pcm_substream_t *substream,
snd_pcm_channel_info_t *info)
{
int chn = info->channel;
// snd_assert(info->channel < kAudioChannels + 1, return -EINVAL);
info->offset = 0;
// if (chn < k16BitChannels) {
info->first = chn * 16;
// } else {
// info->first = k16BitChannels * 16 + (chn - k16BitChannels - 1) * 32;
// }
info->step = sizeof(KorgAudioFrame) * 8;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_channel_info %d:, offset=%ld, first=%d, step=%d\n", chn, info->offset, info->first, info->step);
#endif
return 0;
}
static int snd_korg1212_ioctl(snd_pcm_substream_t *substream,
unsigned int cmd, void *arg)
{
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_ioctl: cmd=%d\n", cmd);
#endif
if (cmd == SNDRV_PCM_IOCTL1_CHANNEL_INFO ) {
snd_pcm_channel_info_t *info = arg;
return snd_korg1212_channel_info(substream, info);
}
return snd_pcm_lib_ioctl(substream, cmd, arg);
}
static int snd_korg1212_hw_params(snd_pcm_substream_t *substream,
snd_pcm_hw_params_t *params)
{
unsigned long flags;
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
int err;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_hw_params [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
if ((err = snd_korg1212_SetRate(korg1212, params_rate(params))) < 0) {
spin_unlock_irqrestore(&korg1212->lock, flags);
return err;
}
if (params_format(params) != SNDRV_PCM_FORMAT_S16_LE) {
spin_unlock_irqrestore(&korg1212->lock, flags);
return -EINVAL;
}
korg1212->periodsize = K1212_BLOCK_SIZE;
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_prepare(snd_pcm_substream_t *substream)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
unsigned long flags;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_prepare [%s]\n", stateName[korg1212->cardState]);
#endif
spin_lock_irqsave(&korg1212->lock, flags);
snd_korg1212_SetupForPlay(korg1212);
korg1212->currentBuffer = -1;
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_trigger(snd_pcm_substream_t *substream,
int cmd)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_trigger [%s] cmd=%d\n", stateName[korg1212->cardState], cmd);
#endif
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
korg1212->running = 1;
snd_korg1212_TriggerPlay(korg1212);
break;
case SNDRV_PCM_TRIGGER_STOP:
korg1212->running = 0;
snd_korg1212_StopPlay(korg1212);
break;
default:
return -EINVAL;
}
return 0;
}
static snd_pcm_uframes_t snd_korg1212_pointer(snd_pcm_substream_t *substream)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
snd_pcm_uframes_t pos;
if (korg1212->currentBuffer < 0)
return 0;
pos = korg1212->currentBuffer * kPlayBufferFrames;
#ifdef XDEBUG
PRINTK("DEBUG: snd_korg1212_pointer [%s] %ld\n", stateName[korg1212->cardState], pos);
#endif
return pos;
}
static int snd_korg1212_playback_copy(snd_pcm_substream_t *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void *src,
snd_pcm_uframes_t count)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_playback_copy [%s] %ld %ld\n", stateName[korg1212->cardState], pos, count);
#endif
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
copy_from_user(dst, src, count * K1212_FRAME_SIZE);
return 0;
}
static int snd_korg1212_capture_copy(snd_pcm_substream_t *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void *dst,
snd_pcm_uframes_t count)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
KorgAudioFrame * src = korg1212->recordDataBufsPtr[0].bufferData + pos;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_capture_copy [%s] %ld %ld\n", stateName[korg1212->cardState], pos, count);
#endif
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
copy_to_user(dst, src, count * K1212_FRAME_SIZE);
return 0;
}
static int snd_korg1212_playback_silence(snd_pcm_substream_t *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
snd_pcm_uframes_t count)
{
korg1212_t *korg1212 = _snd_pcm_substream_chip(substream);
KorgAudioFrame * dst = korg1212->playDataBufsPtr[0].bufferData + pos;
#ifdef DEBUG
PRINTK("DEBUG: snd_korg1212_playback_silence [%s]\n", stateName[korg1212->cardState]);
#endif
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
memset(dst, 0, count * K1212_FRAME_SIZE);
return 0;
}
static snd_pcm_ops_t snd_korg1212_playback_ops = {
open: snd_korg1212_playback_open,
close: snd_korg1212_playback_close,
ioctl: snd_korg1212_ioctl,
hw_params: snd_korg1212_hw_params,
prepare: snd_korg1212_prepare,
trigger: snd_korg1212_trigger,
pointer: snd_korg1212_pointer,
copy: snd_korg1212_playback_copy,
silence: snd_korg1212_playback_silence,
};
static snd_pcm_ops_t snd_korg1212_capture_ops = {
open: snd_korg1212_capture_open,
close: snd_korg1212_capture_close,
ioctl: snd_korg1212_ioctl,
hw_params: snd_korg1212_hw_params,
prepare: snd_korg1212_prepare,
trigger: snd_korg1212_trigger,
pointer: snd_korg1212_pointer,
copy: snd_korg1212_capture_copy,
};
/*
* Control Interface
*/
static int snd_korg1212_control_phase_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN;
uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
return 0;
}
static int snd_korg1212_control_phase_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int i = kcontrol->private_value;
spin_lock_irqsave(&korg1212->lock, flags);
u->value.integer.value[0] = korg1212->volumePhase[i];
if (i >= 8)
u->value.integer.value[1] = korg1212->volumePhase[i+1];
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_control_phase_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change = 0;
int i, val;
spin_lock_irqsave(&korg1212->lock, flags);
i = kcontrol->private_value;
korg1212->volumePhase[i] = u->value.integer.value[0];
val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value];
if ((u->value.integer.value[0] > 0) != (val < 0)) {
val = abs(val) * (korg1212->volumePhase[i] > 0 ? -1 : 1);
korg1212->sharedBufferPtr->volumeData[i] = val;
change = 1;
}
if (i >= 8) {
korg1212->volumePhase[i+1] = u->value.integer.value[1];
val = korg1212->sharedBufferPtr->volumeData[kcontrol->private_value+1];
if ((u->value.integer.value[1] > 0) != (val < 0)) {
val = abs(val) * (korg1212->volumePhase[i+1] > 0 ? -1 : 1);
korg1212->sharedBufferPtr->volumeData[i+1] = val;
change = 1;
}
}
spin_unlock_irqrestore(&korg1212->lock, flags);
return change;
}
static int snd_korg1212_control_volume_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
uinfo->value.integer.min = k1212MinVolume;
uinfo->value.integer.max = k1212MaxVolume;
return 0;
}
static int snd_korg1212_control_volume_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int i;
spin_lock_irqsave(&korg1212->lock, flags);
i = kcontrol->private_value;
u->value.integer.value[0] = abs(korg1212->sharedBufferPtr->volumeData[i]);
if (i >= 8)
u->value.integer.value[1] = abs(korg1212->sharedBufferPtr->volumeData[i+1]);
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_control_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change = 0;
int i;
int val;
spin_lock_irqsave(&korg1212->lock, flags);
i = kcontrol->private_value;
if (u->value.integer.value[0] != abs(korg1212->sharedBufferPtr->volumeData[i])) {
val = korg1212->volumePhase[i] > 0 ? -1 : 1;
val *= u->value.integer.value[0];
korg1212->sharedBufferPtr->volumeData[i] = val;
change = 1;
}
if (i >= 8) {
if (u->value.integer.value[1] != abs(korg1212->sharedBufferPtr->volumeData[i+1])) {
val = korg1212->volumePhase[i+1] > 0 ? -1 : 1;
val *= u->value.integer.value[1];
korg1212->sharedBufferPtr->volumeData[i+1] = val;
change = 1;
}
}
spin_unlock_irqrestore(&korg1212->lock, flags);
return change;
}
static int snd_korg1212_control_route_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = (kcontrol->private_value >= 8) ? 2 : 1;
uinfo->value.enumerated.items = kAudioChannels;
if (uinfo->value.enumerated.item > kAudioChannels-1) {
uinfo->value.enumerated.item = kAudioChannels-1;
}
strcpy(uinfo->value.enumerated.name, channelName[uinfo->value.enumerated.item]);
return 0;
}
static int snd_korg1212_control_route_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int i;
spin_lock_irqsave(&korg1212->lock, flags);
i = kcontrol->private_value;
u->value.enumerated.item[0] = korg1212->sharedBufferPtr->routeData[i];
if (i >= 8)
u->value.enumerated.item[1] = korg1212->sharedBufferPtr->routeData[i+1];
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_control_route_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change = 0, i;
spin_lock_irqsave(&korg1212->lock, flags);
i = kcontrol->private_value;
if (u->value.enumerated.item[0] != korg1212->sharedBufferPtr->volumeData[i]) {
korg1212->sharedBufferPtr->routeData[i] = u->value.enumerated.item[0];
change = 1;
}
if (i >= 8) {
if (u->value.enumerated.item[1] != korg1212->sharedBufferPtr->volumeData[i+1]) {
korg1212->sharedBufferPtr->routeData[i+1] = u->value.enumerated.item[1];
change = 1;
}
}
spin_unlock_irqrestore(&korg1212->lock, flags);
return change;
}
static int snd_korg1212_control_analog_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
uinfo->count = 2;
uinfo->value.integer.min = k1212MaxADCSens;
uinfo->value.integer.max = k1212MinADCSens;
return 0;
}
static int snd_korg1212_control_analog_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
spin_lock_irqsave(&korg1212->lock, flags);
u->value.integer.value[0] = korg1212->leftADCInSens;
u->value.integer.value[1] = korg1212->rightADCInSens;
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_control_analog_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *u)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
int change = 0;
spin_lock_irqsave(&korg1212->lock, flags);
if (u->value.integer.value[0] != korg1212->leftADCInSens) {
korg1212->leftADCInSens = u->value.integer.value[0];
change = 1;
}
if (u->value.integer.value[1] != korg1212->rightADCInSens) {
korg1212->rightADCInSens = u->value.integer.value[1];
change = 1;
}
if (change)
snd_korg1212_WriteADCSensitivity(korg1212);
spin_unlock_irqrestore(&korg1212->lock, flags);
return change;
}
static int snd_korg1212_control_sync_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo)
{
uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
uinfo->count = 1;
uinfo->value.enumerated.items = 3;
if (uinfo->value.enumerated.item > 2) {
uinfo->value.enumerated.item = 2;
}
strcpy(uinfo->value.enumerated.name, clockSourceTypeName[uinfo->value.enumerated.item]);
return 0;
}
static int snd_korg1212_control_sync_get(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
spin_lock_irqsave(&korg1212->lock, flags);
ucontrol->value.enumerated.item[0] = korg1212->clkSource;
spin_unlock_irqrestore(&korg1212->lock, flags);
return 0;
}
static int snd_korg1212_control_sync_put(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol)
{
korg1212_t *korg1212 = _snd_kcontrol_chip(kcontrol);
unsigned long flags;
unsigned int val;
int change;
val = ucontrol->value.enumerated.item[0] % 3;
spin_lock_irqsave(&korg1212->lock, flags);
change = val != korg1212->clkSource;
snd_korg1212_SetClockSource(korg1212, val);
spin_unlock_irqrestore(&korg1212->lock, flags);
return change;
}
#define MON_MIXER(ord,c_name) \
{ \
access: SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
iface: SNDRV_CTL_ELEM_IFACE_MIXER, \
name: c_name " Monitor Volume", \
info: snd_korg1212_control_volume_info, \
get: snd_korg1212_control_volume_get, \
put: snd_korg1212_control_volume_put, \
private_value: ord, \
}, \
{ \
access: SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
iface: SNDRV_CTL_ELEM_IFACE_MIXER, \
name: c_name " Monitor Route", \
info: snd_korg1212_control_route_info, \
get: snd_korg1212_control_route_get, \
put: snd_korg1212_control_route_put, \
private_value: ord, \
}, \
{ \
access: SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE, \
iface: SNDRV_CTL_ELEM_IFACE_PCM, \
name: c_name " Monitor Phase Invert", \
info: snd_korg1212_control_phase_info, \
get: snd_korg1212_control_phase_get, \
put: snd_korg1212_control_phase_put, \
private_value: ord, \
}
static snd_kcontrol_new_t snd_korg1212_controls[] = {
MON_MIXER(8, "Analog"),
MON_MIXER(10, "SPDIF"),
MON_MIXER(0, "ADAT-1"), MON_MIXER(1, "ADAT-2"), MON_MIXER(2, "ADAT-3"), MON_MIXER(3, "ADAT-4"),
MON_MIXER(4, "ADAT-5"), MON_MIXER(5, "ADAT-6"), MON_MIXER(6, "ADAT-7"), MON_MIXER(7, "ADAT-8"),
{
access: SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
iface: SNDRV_CTL_ELEM_IFACE_PCM,
name: "Sync Source",
info: snd_korg1212_control_sync_info,
get: snd_korg1212_control_sync_get,
put: snd_korg1212_control_sync_put,
},
{
access: SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE,
iface: SNDRV_CTL_ELEM_IFACE_MIXER,
name: "ADC Attenuation",
info: snd_korg1212_control_analog_info,
get: snd_korg1212_control_analog_get,
put: snd_korg1212_control_analog_put,
}
};
#define K1212_CONTROL_ELEMENTS (sizeof(snd_korg1212_controls) / sizeof(snd_korg1212_controls[0]))
/*
* proc interface
*/
static void snd_korg1212_proc_read(snd_info_entry_t *entry, snd_info_buffer_t *buffer)
{
int n;
korg1212_t *korg1212 = (korg1212_t *)entry->private_data;
snd_iprintf(buffer, korg1212->card->longname);
snd_iprintf(buffer, " (index #%d)\n", korg1212->card->number + 1);
snd_iprintf(buffer, "\nGeneral settings\n");
snd_iprintf(buffer, " period size: %d bytes\n", K1212_BLOCK_SIZE);
snd_iprintf(buffer, " clock mode: %s\n", clockSourceName[korg1212->clkSrcRate] );
snd_iprintf(buffer, " left ADC Sens: %d\n", korg1212->leftADCInSens );
snd_iprintf(buffer, " right ADC Sens: %d\n", korg1212->rightADCInSens );
snd_iprintf(buffer, " Volume Info:\n");
for (n=0; n<kAudioChannels; n++)
snd_iprintf(buffer, " Channel %d: %s -> %s [%d]\n", n,
channelName[n],
channelName[korg1212->sharedBufferPtr->routeData[n]],
korg1212->sharedBufferPtr->volumeData[n]);
snd_iprintf(buffer, "\nGeneral status\n");
snd_iprintf(buffer, " ADAT Time Code: %d\n", korg1212->sharedBufferPtr->AdatTimeCode);
snd_iprintf(buffer, " Card State: %s\n", stateName[korg1212->cardState]);
snd_iprintf(buffer, "Idle mon. State: %d\n", korg1212->idleMonitorOn);
snd_iprintf(buffer, "Cmd retry count: %d\n", korg1212->cmdRetryCount);
snd_iprintf(buffer, " Irq count: %ld\n", korg1212->irqcount);
}
static void __init snd_korg1212_proc_init(korg1212_t *korg1212)
{
snd_info_entry_t *entry;
if ((entry = snd_info_create_card_entry(korg1212->card, "korg1212", korg1212->card->proc_root)) != NULL) {
entry->content = SNDRV_INFO_CONTENT_TEXT;
entry->private_data = korg1212;
entry->mode = S_IFREG | S_IRUGO | S_IWUSR;
entry->c.text.read_size = 256;
entry->c.text.read = snd_korg1212_proc_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
entry = NULL;
}
}
korg1212->proc_entry = entry;
}
static void snd_korg1212_proc_done(korg1212_t * korg1212)
{
if (korg1212->proc_entry) {
snd_info_unregister(korg1212->proc_entry);
korg1212->proc_entry = NULL;
}
}
static int __init snd_korg1212_create(korg1212_t *korg1212)
{
struct pci_dev *pci = korg1212->pci;
int err;
int i;
unsigned ioport_size, iomem_size, iomem2_size;
dma_addr_t phys_addr;
korg1212->irq = -1;
korg1212->clkSource = K1212_CLKIDX_Local;
korg1212->clkRate = 44100;
korg1212->inIRQ = 0;
korg1212->running = 0;
snd_korg1212_setCardState(korg1212, K1212_STATE_UNINITIALIZED);
korg1212->idleMonitorOn = 0;
korg1212->clkSrcRate = K1212_CLKIDX_LocalAt44_1K;
korg1212->leftADCInSens = k1212MaxADCSens;
korg1212->rightADCInSens = k1212MaxADCSens;
for (i=0; i<kAudioChannels; i++)
korg1212->volumePhase[i] = 0;
if ((err = pci_enable_device(pci)) < 0)
return err;
korg1212->iomem = pci_resource_start(korg1212->pci, 0);
korg1212->ioport = pci_resource_start(korg1212->pci, 1);
korg1212->iomem2 = pci_resource_start(korg1212->pci, 2);
iomem_size = pci_resource_len(korg1212->pci, 0);
ioport_size = pci_resource_len(korg1212->pci, 1);
iomem2_size = pci_resource_len(korg1212->pci, 2);
#ifdef DEBUG
PRINTK("DEBUG: resources:\n"
" iomem = 0x%lx (%d)\n"
" ioport = 0x%lx (%d)\n"
" iomem = 0x%lx (%d)\n"
" [%s]\n",
korg1212->iomem, iomem_size,
korg1212->ioport, ioport_size,
korg1212->iomem2, iomem2_size,
stateName[korg1212->cardState]);
#endif
korg1212->res_iomem = request_mem_region(korg1212->iomem, iomem_size, "korg1212");
if (korg1212->res_iomem == NULL) {
PRINTK("unable to grab region 0x%lx-0x%lx\n",
korg1212->iomem, korg1212->iomem + iomem_size - 1);
return -EBUSY;
}
korg1212->res_ioport = request_region(korg1212->ioport, ioport_size, "korg1212");
if (korg1212->res_ioport == NULL) {
PRINTK("unable to grab region 0x%lx-0x%lx\n",
korg1212->ioport, korg1212->ioport + ioport_size - 1);
return -EBUSY;
}
korg1212->res_iomem2 = request_mem_region(korg1212->iomem2, iomem2_size, "korg1212");
if (korg1212->res_iomem2 == NULL) {
PRINTK("unable to grab region 0x%lx-0x%lx\n",
korg1212->iomem2, korg1212->iomem2 + iomem2_size - 1);
return -EBUSY;
}
if ((korg1212->iobase = (unsigned long) ioremap(korg1212->iomem, iomem_size)) == 0) {
PRINTK("unable to remap memory region 0x%lx-0x%lx\n", korg1212->iobase,
korg1212->iobase + iomem_size - 1);
return -EBUSY;
}
err = request_irq(pci->irq, snd_korg1212_interrupt,
SA_INTERRUPT|SA_SHIRQ,
"korg1212", (void *) korg1212);
if (err) {
PRINTK("unable to grab IRQ %d\n", pci->irq);
return -EBUSY;
}
korg1212->irq = pci->irq;
init_waitqueue_head(&korg1212->wait);
spin_lock_init(&korg1212->lock);
pci_set_master(korg1212->pci);
korg1212->statusRegPtr = (u32 *) (korg1212->iobase + STATUS_REG_OFFSET);
korg1212->outDoorbellPtr = (u32 *) (korg1212->iobase + OUT_DOORBELL_OFFSET);
korg1212->inDoorbellPtr = (u32 *) (korg1212->iobase + IN_DOORBELL_OFFSET);
korg1212->mailbox0Ptr = (u32 *) (korg1212->iobase + MAILBOX0_OFFSET);
korg1212->mailbox1Ptr = (u32 *) (korg1212->iobase + MAILBOX1_OFFSET);
korg1212->mailbox2Ptr = (u32 *) (korg1212->iobase + MAILBOX2_OFFSET);
korg1212->mailbox3Ptr = (u32 *) (korg1212->iobase + MAILBOX3_OFFSET);
korg1212->controlRegPtr = (u32 *) (korg1212->iobase + PCI_CONTROL_OFFSET);
korg1212->sensRegPtr = (u16 *) (korg1212->iobase + SENS_CONTROL_OFFSET);
korg1212->idRegPtr = (u32 *) (korg1212->iobase + DEV_VEND_ID_OFFSET);
#ifdef DEBUG
PRINTK("DEBUG: card registers:\n"
" Status register = 0x%p\n"
" OutDoorbell = 0x%p\n"
" InDoorbell = 0x%p\n"
" Mailbox0 = 0x%p\n"
" Mailbox1 = 0x%p\n"
" Mailbox2 = 0x%p\n"
" Mailbox3 = 0x%p\n"
" ControlReg = 0x%p\n"
" SensReg = 0x%p\n"
" IDReg = 0x%p\n"
" [%s]\n",
korg1212->statusRegPtr,
korg1212->outDoorbellPtr,
korg1212->inDoorbellPtr,
korg1212->mailbox0Ptr,
korg1212->mailbox1Ptr,
korg1212->mailbox2Ptr,
korg1212->mailbox3Ptr,
korg1212->controlRegPtr,
korg1212->sensRegPtr,
korg1212->idRegPtr,
stateName[korg1212->cardState]);
#endif
korg1212->sharedBufferPtr = (KorgSharedBuffer *) snd_malloc_pci_pages(korg1212->pci, sizeof(KorgSharedBuffer), &phys_addr);
korg1212->sharedBufferPhy = (unsigned long)phys_addr;
if (korg1212->sharedBufferPtr == NULL) {
PRINTK("can not allocate shared buffer memory (%d bytes)\n", sizeof(KorgSharedBuffer));
return -ENOMEM;
}
#ifdef DEBUG
PRINTK("DEBUG: Shared Buffer Area = 0x%p (0x%08lx), %d bytes\n", korg1212->sharedBufferPtr, korg1212->sharedBufferPhy, sizeof(KorgSharedBuffer));
#endif
#ifndef LARGEALLOC
korg1212->DataBufsSize = sizeof(KorgAudioBuffer) * kNumBuffers;
korg1212->playDataBufsPtr = (KorgAudioBuffer *) snd_malloc_pci_pages(korg1212->pci, korg1212->DataBufsSize, &phys_addr);
korg1212->PlayDataPhy = (u32)phys_addr;
if (korg1212->playDataBufsPtr == NULL) {
PRINTK("can not allocate play data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
return -ENOMEM;
}
#ifdef DEBUG
PRINTK("DEBUG: Play Data Area = 0x%p (0x%08x), %d bytes\n",
korg1212->playDataBufsPtr, korg1212->PlayDataPhy, korg1212->DataBufsSize);
#endif
korg1212->recordDataBufsPtr = (KorgAudioBuffer *) snd_malloc_pci_pages(korg1212->pci, korg1212->DataBufsSize, &phys_addr);
korg1212->RecDataPhy = (u32)phys_addr;
if (korg1212->recordDataBufsPtr == NULL) {
PRINTK("can not allocate record data buffer memory (%d bytes)\n", korg1212->DataBufsSize);
return -ENOMEM;
}
#ifdef DEBUG
PRINTK("DEBUG: Record Data Area = 0x%p (0x%08x), %d bytes\n",
korg1212->recordDataBufsPtr, korg1212->RecDataPhy, korg1212->DataBufsSize);
#endif
#else // LARGEALLOC
korg1212->recordDataBufsPtr = korg1212->sharedBufferPtr->recordDataBufs;
korg1212->playDataBufsPtr = korg1212->sharedBufferPtr->playDataBufs;
korg1212->PlayDataPhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->playDataBufs;
korg1212->RecDataPhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->recordDataBufs;
#endif // LARGEALLOC
korg1212->dspCodeSize = sizeof (dspCode);
korg1212->VolumeTablePhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->volumeData;
korg1212->RoutingTablePhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->routeData;
korg1212->AdatTimeCodePhy = (u32) &((KorgSharedBuffer *) korg1212->sharedBufferPhy)->AdatTimeCode;
korg1212->dspMemPtr = snd_malloc_pci_pages(korg1212->pci, korg1212->dspCodeSize, &phys_addr);
korg1212->dspMemPhy = (u32)phys_addr;
if (korg1212->dspMemPtr == NULL) {
PRINTK("can not allocate dsp code memory (%d bytes)\n", korg1212->dspCodeSize);
return -ENOMEM;
}
#ifdef DEBUG
PRINTK("DEBUG: DSP Code area = 0x%p (0x%08x) %d bytes [%s]\n",
korg1212->dspMemPtr, korg1212->dspMemPhy, korg1212->dspCodeSize,
stateName[korg1212->cardState]);
#endif
rc = snd_korg1212_Send1212Command(korg1212, K1212_DB_RebootCard, 0, 0, 0, 0);
#ifdef DEBUG
if (rc) PRINTK("DEBUG: Reboot Card - RC = %d [%s]\n", rc, stateName[korg1212->cardState]);
#endif
snd_korg1212_EnableCardInterrupts(korg1212);
mdelay(CARD_BOOT_DELAY_IN_MS);
if (snd_korg1212_downloadDSPCode(korg1212))
return -EBUSY;
PRINTK("dspMemPhy = %08x U[%08x]\n"
"PlayDataPhy = %08x L[%08x]\n"
"RecDataPhy = %08x L[%08x]\n"
"VolumeTablePhy = %08x L[%08x]\n"
"RoutingTablePhy = %08x L[%08x]\n"
"AdatTimeCodePhy = %08x L[%08x]\n",
korg1212->dspMemPhy, UpperWordSwap(korg1212->dspMemPhy),
korg1212->PlayDataPhy, LowerWordSwap(korg1212->PlayDataPhy),
korg1212->RecDataPhy, LowerWordSwap(korg1212->RecDataPhy),
korg1212->VolumeTablePhy, LowerWordSwap(korg1212->VolumeTablePhy),
korg1212->RoutingTablePhy, LowerWordSwap(korg1212->RoutingTablePhy),
korg1212->AdatTimeCodePhy, LowerWordSwap(korg1212->AdatTimeCodePhy));
if ((err = snd_pcm_new(korg1212->card, "korg1212", 0, 1, 1, &korg1212->pcm16)) < 0)
return err;
korg1212->pcm16->private_data = korg1212;
korg1212->pcm16->private_free = snd_korg1212_free_pcm;
strcpy(korg1212->pcm16->name, "korg1212");
snd_pcm_set_ops(korg1212->pcm16, SNDRV_PCM_STREAM_PLAYBACK, &snd_korg1212_playback_ops);
snd_pcm_set_ops(korg1212->pcm16, SNDRV_PCM_STREAM_CAPTURE, &snd_korg1212_capture_ops);
korg1212->pcm16->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX;
for (i = 0; i < K1212_CONTROL_ELEMENTS; i++) {
err = snd_ctl_add(korg1212->card, snd_ctl_new1(&snd_korg1212_controls[i], korg1212));
if (err < 0)
return err;
}
snd_korg1212_proc_init(korg1212);
return 0;
}
static void
snd_korg1212_free(void *private_data)
{
korg1212_t *korg1212 = (korg1212_t *)private_data;
if (korg1212 == NULL) {
return;
}
snd_korg1212_proc_done(korg1212);
snd_korg1212_TurnOffIdleMonitor(korg1212);
snd_korg1212_DisableCardInterrupts(korg1212);
if (korg1212->irq >= 0) {
free_irq(korg1212->irq, (void *)korg1212);
korg1212->irq = -1;
}
if (korg1212->iobase != 0) {
iounmap((void *)korg1212->iobase);
korg1212->iobase = 0;
}
if (korg1212->res_iomem != NULL) {
release_resource(korg1212->res_iomem);
kfree_nocheck(korg1212->res_iomem);
korg1212->res_iomem = NULL;
}
if (korg1212->res_ioport != NULL) {
release_resource(korg1212->res_ioport);
kfree_nocheck(korg1212->res_ioport);
korg1212->res_ioport = NULL;
}
if (korg1212->res_iomem2 != NULL) {
release_resource(korg1212->res_iomem2);
kfree_nocheck(korg1212->res_iomem2);
korg1212->res_iomem2 = NULL;
}
// ----------------------------------------------------
// free up memory resources used for the DSP download.
// ----------------------------------------------------
if (korg1212->dspMemPtr) {
snd_free_pci_pages(korg1212->pci, korg1212->dspCodeSize,
korg1212->dspMemPtr, (dma_addr_t)korg1212->dspMemPhy);
korg1212->dspMemPhy = 0;
korg1212->dspMemPtr = 0;
korg1212->dspCodeSize = 0;
}
#ifndef LARGEALLOC
// ------------------------------------------------------
// free up memory resources used for the Play/Rec Buffers
// ------------------------------------------------------
if (korg1212->playDataBufsPtr) {
snd_free_pci_pages(korg1212->pci, korg1212->DataBufsSize,
korg1212->playDataBufsPtr, (dma_addr_t)korg1212->PlayDataPhy);
korg1212->PlayDataPhy = 0;
korg1212->playDataBufsPtr = NULL;
}
if (korg1212->recordDataBufsPtr) {
snd_free_pci_pages(korg1212->pci, korg1212->DataBufsSize,
korg1212->recordDataBufsPtr, (dma_addr_t)korg1212->RecDataPhy);
korg1212->RecDataPhy = 0;
korg1212->recordDataBufsPtr = NULL;
}
#endif
// ----------------------------------------------------
// free up memory resources used for the Shared Buffers
// ----------------------------------------------------
if (korg1212->sharedBufferPtr) {
snd_free_pci_pages(korg1212->pci, (u32) sizeof(KorgSharedBuffer),
korg1212->sharedBufferPtr, (dma_addr_t)korg1212->sharedBufferPhy);
korg1212->sharedBufferPhy = 0;
korg1212->sharedBufferPtr = NULL;
}
}
/*
* Card initialisation
*/
static void snd_korg1212_card_free(snd_card_t *card)
{
#ifdef DEBUG
PRINTK("DEBUG: Freeing card\n");
#endif
snd_korg1212_free(card->private_data);
}
static int __devinit
snd_korg1212_probe(struct pci_dev *pci,
const struct pci_device_id *id)
{
static int dev = 0;
korg1212_t *korg1212;
snd_card_t *card;
int err;
if (dev >= SNDRV_CARDS) {
return -ENODEV;
}
if (!snd_enable[dev]) {
dev++;
return -ENOENT;
}
if ((card = snd_card_new(snd_index[dev], snd_id[dev], THIS_MODULE,
sizeof(korg1212_t))) == NULL)
return -ENOMEM;
card->private_free = snd_korg1212_card_free;
korg1212 = (korg1212_t *)card->private_data;
korg1212->card = card;
korg1212->pci = pci;
if ((err = snd_korg1212_create(korg1212)) < 0) {
snd_card_free(card);
return err;
}
strcpy(card->driver, "korg1212");
strcpy(card->shortname, "korg1212");
sprintf(card->longname, "%s at 0x%lx, irq %d", card->shortname,
korg1212->iomem, korg1212->irq);
#ifdef DEBUG
PRINTK("DEBUG: %s\n", card->longname);
#endif
if ((err = snd_card_register(card)) < 0) {
snd_card_free(card);
return err;
}
pci_set_drvdata(pci, card);
dev++;
return 0;
}
static void __devexit snd_korg1212_remove(struct pci_dev *pci)
{
snd_card_free(pci_get_drvdata(pci));
pci_set_drvdata(pci, NULL);
}
static struct pci_driver driver = {
name: "korg1212",
id_table: snd_korg1212_ids,
probe: snd_korg1212_probe,
remove: __devexit_p(snd_korg1212_remove),
};
static int __init alsa_card_korg1212_init(void)
{
int err;
if ((err = pci_module_init(&driver)) < 0) {
#ifdef MODULE
PRINTK("No Korg 1212IO cards found\n");
#endif
return err;
}
return 0;
}
static void __exit alsa_card_korg1212_exit(void)
{
pci_unregister_driver(&driver);
}
module_init(alsa_card_korg1212_init)
module_exit(alsa_card_korg1212_exit)
#ifndef MODULE
/* format is: snd-korg1212=snd_enable,snd_index,snd_id */
static int __init alsa_card_korg1212_setup(char *str)
{
static unsigned __initdata nr_dev = 0;
if (nr_dev >= SNDRV_CARDS)
return 0;
(void)(get_option(&str,&snd_enable[nr_dev]) == 2 &&
get_option(&str,&snd_index[nr_dev]) == 2 &&
get_id(&str,&snd_id[nr_dev]) == 2);
nr_dev++;
return 1;
}
__setup("snd-korg1212=", alsa_card_korg1212_setup);
#endif /* ifndef MODULE */