This is the UDA1380 sound coder-decoder module
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Bogdan Diaconescu
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7a4e5f4006
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7f74e3aebd
168
hw/xfree86/i2c/uda1380.c
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168
hw/xfree86/i2c/uda1380.c
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/*************************************************************************************
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* $Id$
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*
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* Created by Bogdan D. bogdand@users.sourceforge.net
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* License: GPL
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*
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* $Log$
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* Revision 1.1 2005/04/17 22:58:03 bogdand
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* This is the UDA1380 sound coder-decoder module
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*
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*
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************************************************************************************/
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#include "xf86.h"
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#include "xf86i2c.h"
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#include "uda1380.h"
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#include "i2c_def.h"
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UDA1380Ptr Detect_uda1380(I2CBusPtr b, I2CSlaveAddr addr)
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{
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UDA1380Ptr t;
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I2CByte a;
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t = xcalloc(1, sizeof(UDA1380Rec));
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if(t == NULL) return NULL;
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switch(addr)
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{
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case UDA1380_ADDR_1:
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case UDA1380_ADDR_2:
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t->d.DevName = "UDA1380 Stereo audion coder-decoder";
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break;
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default:
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t->d.DevName = "Generic UDAxxxx";
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break;
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}
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t->d.SlaveAddr = addr;
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t->d.pI2CBus = b;
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t->d.NextDev = NULL;
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t->d.StartTimeout = b->StartTimeout;
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t->d.BitTimeout = b->BitTimeout;
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t->d.AcknTimeout = b->AcknTimeout;
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t->d.ByteTimeout = b->ByteTimeout;
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if(!I2C_WriteRead(&(t->d), NULL, 0, &a, 1))
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{
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xfree(t);
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return NULL;
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}
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/* set default parameters */
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if(!I2CDevInit(&(t->d)))
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{
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xfree(t);
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return NULL;
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}
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 stereo coder-decoder detected\n");
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return t;
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}
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Bool uda1380_init(UDA1380Ptr t)
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{
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CARD8 data[3];
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CARD16 tmp;
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Bool ret;
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/* Power control */
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data[0] = 0x02;
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tmp = (1 << 13) | (1 << 10) | ( 1 << 8) | (1 << 7) | (1 << 6) | (1 << 3) | (1 << 1);
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data[1] = (CARD8)((tmp >> 8) & 0xff);
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data[2] = (CARD8)(tmp & 0xff);
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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{
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to initialize\n");
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return FALSE;
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}
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/* Analog mixer (AVC) */
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data[0] = 0x03;
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/* the analog mixer is muted initially */
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data[1] = 0x3f;
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data[2] = 0x3f;
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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{
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to initialize\n");
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return FALSE;
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}
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 initialized\n");
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return TRUE;
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}
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void uda1380_shutdown(UDA1380Ptr t)
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{
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CARD8 data[3];
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Bool ret;
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/* Power control */
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data[0] = 0x02;
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data[1] = 0;
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data[2] = 0;
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to shutdown\n");
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}
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void uda1380_setvolume(UDA1380Ptr t, INT32 value)
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{
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CARD8 data[3];
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/*
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* We have to scale the value ranging from -1000 to 1000 to 0x2c to 0
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*/
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CARD8 volume = 47 - (CARD8)((value + 1000) * 47 / 2000);
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Bool ret;
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t->analog_mixer_settings = ((volume << 8) & 0x3f00) | (volume & 0x3f);
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/* Analog mixer (AVC) */
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data[0] = 0x03;
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data[1] = volume & 0x3f;
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data[2] = volume & 0x3f;
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to set volume\n");
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}
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void uda1380_mute(UDA1380Ptr t, Bool mute)
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{
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CARD8 data[3];
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Bool ret;
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if (mute == TRUE)
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{
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/* Analog mixer (AVC) */
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data[0] = 0x03;
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data[1] = 0xff;
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data[2] = 0xff;
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to mute\n");
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}
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else
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{
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/* Analog mixer (AVC) */
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data[0] = 0x03;
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data[1] = (CARD8)((t->analog_mixer_settings >> 8) & 0x3f);
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data[2] = (CARD8)(t->analog_mixer_settings & 0x3f);
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ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0);
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if (ret == FALSE)
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xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"UDA1380 failed to unmute\n");
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}
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}
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void uda1380_getstatus(UDA1380Ptr t)
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{
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}
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void uda1380_setparameters(UDA1380Ptr t)
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{
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}
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void uda1380_dumpstatus(UDA1380Ptr t)
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{
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}
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72
hw/xfree86/i2c/uda1380.h
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72
hw/xfree86/i2c/uda1380.h
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@ -0,0 +1,72 @@
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/*************************************************************************************
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* $Id$
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*
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* Created by Bogdan D. bogdand@users.sourceforge.net
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* License: GPL
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*
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* $Log$
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* Revision 1.1 2005/04/17 22:58:03 bogdand
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* This is the UDA1380 sound coder-decoder module
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*
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*
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************************************************************************************/
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#ifndef __UDA1380_H__
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#define __UDA1380_H__
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#include "xf86i2c.h"
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typedef struct {
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I2CDevRec d;
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CARD16 analog_mixer_settings; /* register 0x03 */
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} UDA1380Rec, *UDA1380Ptr;
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#define UDA1380_ADDR_1 0x30
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#define UDA1380_ADDR_2 0x34
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UDA1380Ptr Detect_uda1380(I2CBusPtr b, I2CSlaveAddr addr);
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Bool uda1380_init(UDA1380Ptr t);
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void uda1380_shutdown(UDA1380Ptr t);
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void uda1380_setvolume(UDA1380Ptr t, INT32);
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void uda1380_mute(UDA1380Ptr t, Bool);
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void uda1380_setparameters(UDA1380Ptr t);
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void uda1380_getstatus(UDA1380Ptr t);
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void uda1380_dumpstatus(UDA1380Ptr t);
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#define UDA1380SymbolsList \
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"Detect_uda1380", \
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"uda1380_init", \
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"uda1380_shutdown", \
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"uda1380_setvolume", \
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"uda1380_mute", \
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"uda1380_setparameters", \
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"uda1380_getstatus", \
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"uda1380_dumpstatus"
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#ifdef XFree86LOADER
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#define xf86_Detect_uda1380 ((UDA1380Ptr (*)(I2CBusPtr, I2CSlaveAddr))LoaderSymbol("Detect_uda1380"))
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#define xf86_uda1380_init ((Bool (*)(UDA1380Ptr))LoaderSymbol("uda1380_init"))
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#define xf86_uda1380_shutdown ((void (*)(UDA1380Ptr))LoaderSymbol("uda1380_shutdown"))
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#define xf86_uda1380_setvolume ((void (*)(UDA1380Ptr, CARD16))LoaderSymbol("uda1380_setvolume"))
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#define xf86_uda1380_mute ((void (*)(UDA1380Ptr, Bool))LoaderSymbol("uda1380_mute"))
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#define xf86_uda1380_setparameters ((void (*)(UDA1380Ptr))LoaderSymbol("uda1380_setparameters"))
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#define xf86_uda1380_getstatus ((void (*)(UDA1380Ptr))LoaderSymbol("uda1380_getstatus"))
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#define xf86_uda1380_dumpstatus ((void (*)(UDA1380Ptr))LoaderSymbol("uda1380_dumpstatus"))
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#else
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#define xf86_Detect_uda1380 Detect_uda1380
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#define xf86_uda1380_init uda1380_init
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#define xf86_uda1380_shutdown uda1380_shutdown
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#define xf86_uda1380_setvolume uda1380_setvolume
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#define xf86_uda1380_mute uda1380_mute
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#define xf86_uda1380_setparameters uda1380_setparameters
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#define xf86_uda1380_getstatus uda1380_getstatus
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#define xf86_uda1380_dumpstatus uda1380_dumpstatus
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#endif
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#endif
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26
hw/xfree86/i2c/uda1380_module.c
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26
hw/xfree86/i2c/uda1380_module.c
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#include "xf86Module.h"
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static MODULESETUPPROTO(uda1380Setup);
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static XF86ModuleVersionInfo uda1380VersRec =
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{
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"uda1380",
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MODULEVENDORSTRING,
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MODINFOSTRING1,
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MODINFOSTRING2,
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XF86_VERSION_CURRENT,
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1, 0, 0,
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ABI_CLASS_VIDEODRV, /* This needs the video driver ABI */
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ABI_VIDEODRV_VERSION,
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MOD_CLASS_NONE,
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{0,0,0,0}
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};
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XF86ModuleData uda1380ModuleData = { &uda1380VersRec, uda1380Setup, NULL };
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static pointer
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uda1380Setup(pointer module, pointer opts, int *errmaj, int *errmin) {
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return (pointer)1;
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}
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