static void pms_chromaagc(short agc)
{
if(decoder==PHILIPS2)
pms_i2c_andor(0x8A, 0x0C, 0x9F, (agc&0x03)<<5);
else if(decoder==PHILIPS1)
pms_i2c_andor(0x42, 0x0C, 0x9F, (agc&0x03)<<5);
}
static void pms_sharpness(short sharp)
{
if(decoder==PHILIPS2)
pms_i2c_andor(0x8A, 0x06, 0xFC, sharp&0x03);
else if(decoder==PHILIPS1)
pms_i2c_andor(0x42, 0x06, 0xFC, sharp&0x03);
}
static void pms_antisnow(short snow)
{
if(decoder==PHILIPS2)
pms_i2c_andor(0x8A, 0x06, 0xF3, (snow&0x03)<<2);
else if(decoder==PHILIPS1)
pms_i2c_andor(0x42, 0x06, 0xF3, (snow&0x03)<<2);
}
static void pms_bandpass(short pass)
{
if(decoder==PHILIPS2)
pms_i2c_andor(0x8A, 0x06, 0xCF, (pass&0x03)<<4);
else if(decoder==PHILIPS1)
pms_i2c_andor(0x42, 0x06, 0xCF, (pass&0x03)<<4);
}
static void pms_killcolour(short colour)
{
if(decoder==PHILIPS2)
{
pms_i2c_andor(0x8A, 0x08, 0x07, (colour&0x1F)<<3);
pms_i2c_andor(0x8A, 0x09, 0x07, (colour&0x1F)<<3);
}
else if(decoder==PHILIPS1)
{
pms_i2c_andor(0x42, 0x08, 0x07, (colour&0x1F)<<3);
pms_i2c_andor(0x42, 0x09, 0x07, (colour&0x1F)<<3);
}
}
static void pms_format(short format)
{
int target;
standard = format;
if(decoder==PHILIPS1)
target=0x42;
else if(decoder==PHILIPS2)
target=0x8A;
else
return;
switch(format)
{
case 0: /* Auto */
pms_i2c_andor(target, 0x0D, 0xFE,0x00);
pms_i2c_andor(target, 0x0F, 0x3F,0x80);
break;
case 1: /* NTSC */
pms_i2c_andor(target, 0x0D, 0xFE, 0x00);
pms_i2c_andor(target, 0x0F, 0x3F, 0x40);
break;
case 2: /* PAL */
pms_i2c_andor(target, 0x0D, 0xFE, 0x00);
pms_i2c_andor(target, 0x0F, 0x3F, 0x00);
break;
case 3: /* SECAM */
pms_i2c_andor(target, 0x0D, 0xFE, 0x01);
pms_i2c_andor(target, 0x0F, 0x3F, 0x00);
break;
}
}
static int init_mediavision(void)
{
int id;
int idec, decst;
int i;
unsigned char i2c_defs[]={
0x4C,0x30,0x00,0xE8,
0xB6,0xE2,0x00,0x00,
0xFF,0xFF,0x00,0x00,
0x00,0x00,0x78,0x98,
0x00,0x00,0x00,0x00,
0x34,0x0A,0xF4,0xCE,
0xE4
};
mem = ioremap(mem_base, 0x800);
if (!mem)
return -ENOMEM;
if (!request_region(0x9A01, 1, "Mediavision PMS config"))
{
printk(KERN_WARNING "mediavision: unable to detect: 0x9A01 in use.\n");
iounmap(mem);
return -EBUSY;
}
if (!request_region(io_port, 3, "Mediavision PMS"))
{
printk(KERN_WARNING "mediavision: I/O port %d in use.\n", io_port);
release_region(0x9A01, 1);
iounmap(mem);
return -EBUSY;
}
outb(0xB8, 0x9A01); /* Unlock */
outb(io_port>>4, 0x9A01); /* Set IO port */
id=mvv_read(3);
decst=pms_i2c_stat(0x43);
if(decst!=-1)
idec=2;
else if(pms_i2c_stat(0xb9)!=-1)
idec=3;
else if(pms_i2c_stat(0x8b)!=-1)
idec=1;
else
idec=0;
printk(KERN_INFO "PMS type is %d\n", idec);
if(idec == 0) {
release_region(io_port, 3);
release_region(0x9A01, 1);
iounmap(mem);
return -ENODEV;
}
/*
* Ok we have a PMS of some sort
*/
mvv_write(0x04, mem_base>>12); /* Set the memory area */
/* Ok now load the defaults */
for(i=0;i<0x19;i++)
{
if(i2c_defs[i]==0xFF)
pms_i2c_andor(0x8A, i, 0x07,0x00);
else
pms_i2c_write(0x8A, i, i2c_defs[i]);
}
pms_i2c_write(0xB8,0x00,0x12);
pms_i2c_write(0xB8,0x04,0x00);
pms_i2c_write(0xB8,0x07,0x00);
pms_i2c_write(0xB8,0x08,0x00);
pms_i2c_write(0xB8,0x09,0xFF);
pms_i2c_write(0xB8,0x0A,0x00);
pms_i2c_write(0xB8,0x0B,0x10);
pms_i2c_write(0xB8,0x10,0x03);
mvv_write(0x01, 0x00);
mvv_write(0x05, 0xA0);
mvv_write(0x08, 0x25);
mvv_write(0x09, 0x00);
mvv_write(0x0A, 0x20|MVVMEMORYWIDTH);
mvv_write(0x10, 0x02);
mvv_write(0x1E, 0x0C);
mvv_write(0x1F, 0x03);
mvv_write(0x26, 0x06);
mvv_write(0x2B, 0x00);
mvv_write(0x2C, 0x20);
mvv_write(0x2D, 0x00);
mvv_write(0x2F, 0x70);
mvv_write(0x32, 0x00);
mvv_write(0x33, MVVMEMORYWIDTH);
mvv_write(0x34, 0x00);
mvv_write(0x35, 0x00);
mvv_write(0x3A, 0x80);
mvv_write(0x3B, 0x10);
mvv_write(0x20, 0x00);
mvv_write(0x21, 0x00);
mvv_write(0x30, 0x22);
return 0;
}
