static int zoran_show(struct seq_file *p, void *v)
{
struct zoran *zr = p->private;
int i;
seq_printf(p, "ZR36067 registers:\n");
for (i = 0; i < 0x130; i += 16)
seq_printf(p, "%03X %08X %08X %08X %08X \n", i,
btread(i), btread(i+4), btread(i+8), btread(i+12));
return 0;
}
static void
setparam (struct zoran *zr,
char *name,
char *sval)
{
int i = 0, reg0, reg, val;
while (zr67[i].name != NULL) {
if (!strncmp(name, zr67[i].name, strlen(zr67[i].name))) {
reg = reg0 = btread(zr67[i].reg);
reg &= ~(zr67[i].mask << zr67[i].bit);
if (!isdigit(sval[0]))
break;
val = simple_strtoul(sval, NULL, 0);
if ((val & ~zr67[i].mask))
break;
reg |= (val & zr67[i].mask) << zr67[i].bit;
dprintk(4,
KERN_INFO
"%s: setparam: setting ZR36067 register 0x%03x: 0x%08x=>0x%08x %s=%d\n",
ZR_DEVNAME(zr), zr67[i].reg, reg0, reg,
zr67[i].name, val);
btwrite(reg, zr67[i].reg);
break;
}
i++;
}
}
static int zoran_read_proc(char *buffer, char **start, off_t offset, int size, int *eof, void *data)
{
#ifdef CONFIG_PROC_FS
int len = 0;
off_t begin = 0;
int i;
struct zoran *zr;
zr = (struct zoran *) data;
DEBUG2(printk(KERN_INFO "%s: read_proc: buffer=%x, offset=%d, size=%d, data=%x\n", zr->name, (int) buffer, (int) offset, size, (int) data));
*eof = 1;
PRINT_PROC("ZR36067 registers:");
for (i = 0; i < 0x130; i += 4) {
if (!(i % 16)) {
PRINT_PROC("\n%03X", i);
}
PRINT_PROC(" %08X ", btread(i));
}
PRINT_PROC("\n");
if (offset >= len + begin) {
return 0;
}
*start = buffer + begin - offset;
return ((size < begin + len - offset) ? size : begin + len - offset);
#endif
return 0;
}
static int bttv_bit_getsda(void *data)
{
struct bttv *btv = (struct bttv*)data;
int state;
state = btread(BT848_I2C) & 0x01;
return state;
}
void bttv_bit_setsda(void *data, int state)
{
struct bttv *btv = (struct bttv*)data;
if (state)
btv->i2c_state |= 0x01;
else
btv->i2c_state &= ~0x01;
btwrite(btv->i2c_state, BT848_I2C);
btread(BT848_I2C);
}
void bttv_vbi_setlines(struct bttv_fh *fh, struct bttv *btv, int lines)
{
int vdelay;
if (lines < 1)
lines = 1;
if (lines > VBI_MAXLINES)
lines = VBI_MAXLINES;
fh->lines = lines;
vdelay = btread(BT848_E_VDELAY_LO);
if (vdelay < lines*2) {
vdelay = lines*2;
btwrite(vdelay,BT848_E_VDELAY_LO);
btwrite(vdelay,BT848_O_VDELAY_LO);
}
}
static void
zoran_procfs_output (struct procfs_io *io,
void *data)
{
int i;
struct zoran *zr;
zr = (struct zoran *) data;
print_procfs(io, "ZR36067 registers:");
for (i = 0; i < 0x130; i += 4) {
if (!(i % 16)) {
print_procfs(io, "\n%03X", i);
};
print_procfs(io, " %08X ", btread(i));
};
print_procfs(io, "\n");
}
int bttv_read_gpio(unsigned int card, unsigned long *data)
{
struct bttv *btv;
if (card >= bttv_num) {
return -EINVAL;
}
btv = &bttvs[card];
if(btv->shutdown) {
return -ENODEV;
}
/* prior setting BT848_GPIO_REG_INP is (probably) not needed
because we set direct input on init */
*data = btread(BT848_GPIO_DATA);
return 0;
}
int insert (short rrn, BTREG registro, short *promo_r_child, BTREG *promo_reg)
{
BTPAGE page,
newpage;
int found, promoted;
short pos, p_b_rrn;
BTREG p_b_reg;
if (rrn == NIL)
{
*promo_reg = registro;
*promo_r_child = NIL;
return(YES);
}
btread(rrn, &page);
found = search_node ( registro.key, &page, &pos);
if (found == YES)
return ERROR; //Chave duplicada no nó
promoted = insert(page.child[pos], registro, &p_b_rrn, &p_b_reg);
if (promoted == NO)
return(NO);
else if (promoted == ERROR)
return ERROR; //Chave duplicada no nó filho
if(page.keycount < MAXKEYS)
{
ins_in_page(p_b_reg, p_b_rrn, &page);
btwrite(rrn, &page);
return(NO);
}
else
{
split(p_b_reg, p_b_rrn, &page, promo_reg, promo_r_child, &newpage);
btwrite(rrn, &page);
btwrite(*promo_r_child, &newpage);
return(YES);
}
}