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Diffstat (limited to 'xorg-server/hw/xfree86/i2c/fi1236.c')
-rw-r--r--xorg-server/hw/xfree86/i2c/fi1236.c686
1 files changed, 0 insertions, 686 deletions
diff --git a/xorg-server/hw/xfree86/i2c/fi1236.c b/xorg-server/hw/xfree86/i2c/fi1236.c
deleted file mode 100644
index ebd14547d..000000000
--- a/xorg-server/hw/xfree86/i2c/fi1236.c
+++ /dev/null
@@ -1,686 +0,0 @@
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-
-#include "xf86.h"
-#include "xf86i2c.h"
-#include "fi1236.h"
-#include "tda9885.h"
-#include "i2c_def.h"
-
-#define NUM_TUNERS 8
-
-const FI1236_parameters tuner_parms[NUM_TUNERS] = {
- /* 0 - FI1236 */
- {733, 884, 12820, 2516, 7220, 0xA2, 0x94, 0x34, 0x8e},
- /* !!!based on documentation - it should be:
- {733, 16*55.25, 16*801.25, 16*160, 16*454, 0xA0, 0x90, 0x30, 0x8e}, */
-
- /* 1 - FI1216 */
- {623, 16 * 48.75, 16 * 855.25, 16 * 170, 16 * 450, 0xA0, 0x90, 0x30, 0x8e},
- /* 2 - TEMIC FN5AL */
- {623, 16 * 45.75, 16 * 855.25, 16 * 169, 16 * 454, 0xA0, 0x90, 0x30, 0x8e},
- /* 3 - MT2032.. */
- {733, 768, 13760, 0, 0, 0, 0, 0, 0},
- /* 4 - FI1246 */
- {623, 16 * 45.75, 16 * 855.25, 16 * 170, 16 * 450, 0xA0, 0x90, 0x30, 0x8e},
- /* 5 - FI1256 */
- {623, 16 * 49.75, 16 * 863.25, 16 * 170, 16 * 450, 0xA0, 0x90, 0x30, 0x8e},
- /* 6 - FI1236W */
- /*{ 733, 884, 12820, 2516, 7220, 0x1, 0x2, 0x4, 0x8e }, */
- {732, 16 * 55.25, 16 * 801.25, 16 * 160, 16 * 442, 0x1, 0x2, 0x4, 0x8e},
- /* 7 - FM1216ME */
- {623, 16 * 48.25, 16 * 863.25, 16 * 158.00, 16 * 442.00, 0x1, 0x2, 0x4, 0x8e}
-};
-
-FI1236Ptr
-Detect_FI1236(I2CBusPtr b, I2CSlaveAddr addr)
-{
- FI1236Ptr f;
- I2CByte a;
-
- f = calloc(1, sizeof(FI1236Rec));
- if (f == NULL)
- return NULL;
- f->d.DevName = strdup("FI12xx Tuner");
- f->d.SlaveAddr = addr;
- f->d.pI2CBus = b;
- f->d.NextDev = NULL;
- f->d.StartTimeout = b->StartTimeout;
- f->d.BitTimeout = b->BitTimeout;
- f->d.AcknTimeout = b->AcknTimeout;
- f->d.ByteTimeout = b->ByteTimeout;
- f->type = TUNER_TYPE_FI1236;
- f->afc_timer_installed = FALSE;
- f->last_afc_hint = TUNER_OFF;
- f->video_if = 45.7812;
-
- if (!I2C_WriteRead(&(f->d), NULL, 0, &a, 1)) {
- free(f);
- return NULL;
- }
- FI1236_set_tuner_type(f, TUNER_TYPE_FI1236);
- if (!I2CDevInit(&(f->d))) {
- free(f);
- return NULL;
- }
- return f;
-}
-
-static void
-MT2032_dump_parameters(FI1236Ptr f, MT2032_parameters * m)
-{
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: input f_rf=%g f_if1=%g f_if2=%g f_ref=%g f_ifbw=%g f_step=%g\n",
- m->f_rf, m->f_if1, m->f_if2, m->f_ref, m->f_ifbw, m->f_step);
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: computed f_lo1=%g f_lo2=%g LO1I=%d LO2I=%d SEL=%d STEP=%d NUM=%d\n",
- m->f_lo1, m->f_lo2, m->LO1I, m->LO2I, m->SEL, m->STEP, m->NUM);
-}
-
-static void
-MT2032_getid(FI1236Ptr f)
-{
- CARD8 out[4];
- CARD8 in;
-
- in = 0x11;
- I2C_WriteRead(&(f->d), (I2CByte *) &in, 1, out, 4);
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: Company code 0x%02x%02x, part code 0x%02x, revision code 0x%02x\n",
- out[0], out[1], out[2], out[3]);
-
-}
-
-/* might be buggy */
-#if 0
-static void
-MT2032_shutdown(FI1236Ptr f)
-{
- CARD8 data[10];
-
- data[0] = 0x00; /* start with register 0x00 */
- data[1] = 0x1A;
- data[2] = 0x44;
- data[3] = 0x20;
-
- I2C_WriteRead(&(f->d), (I2CByte *) data, 4, NULL, 0);
-
- data[0] = 0x05; /* now start with register 0x05 */
- data[1] = 0xD7;
- data[2] = 0x14;
- data[3] = 0x05;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 4, NULL, 0);
-
- data[0] = 0x0B; /* now start with register 0x05 */
- data[1] = 0x8F;
- data[2] = 0x07;
- data[3] = 0x43;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 4, NULL, 0);
-
- usleep(15000);
-}
-#endif
-
-static void MT2032_dump_status(FI1236Ptr f);
-
-static void
-MT2032_init(FI1236Ptr f)
-{
- CARD8 data[10];
- CARD8 value;
- CARD8 xogc = 0x00;
-
- MT2032_getid(f);
-
- data[0] = 0x02; /* start with register 0x02 */
- data[1] = 0xFF;
- data[2] = 0x0F;
- data[3] = 0x1F;
-
- I2C_WriteRead(&(f->d), (I2CByte *) data, 4, NULL, 0);
-
- data[0] = 0x06; /* now start with register 0x06 */
- data[1] = 0xE4;
- data[2] = 0x8F;
- data[3] = 0xC3;
- data[4] = 0x4E;
- data[5] = 0xEC;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 6, NULL, 0);
-
- data[0] = 0x0d; /* now start with register 0x0d */
- data[1] = 0x32;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
-
- while (1) {
- usleep(15000); /* wait 15 milliseconds */
-
- data[0] = 0x0e; /* register number 7, status */
- value = 0xFF;
- if (!I2C_WriteRead(&(f->d), (I2CByte *) data, 1, &value, 1))
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: failed to read XOK\n");
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: XOK=%d\n", value & 0x01);
- if (value & 1)
- break;
-
- data[0] = 0x07;
- if (!I2C_WriteRead(&(f->d), (I2CByte *) data, 1, &value, 1))
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: failed to read XOGC\n");
-
- xogc = value & 0x7;
- if (xogc == 4)
- break; /* XOGC has reached 4.. stop */
- xogc--;
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: try XOGC=%d\n", xogc);
- usleep(15000);
- data[0] = 0x07; /* register number 7, control byte 2 */
- data[1] = 0x08 | xogc;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
- }
- f->xogc = xogc;
- /* wait before continuing */
- usleep(15000); /* wait 50 milliseconds */
- MT2032_dump_status(f);
-}
-
-static int
-MT2032_no_spur_in_band(MT2032_parameters * m)
-{
- int n_max, n1, n2;
- double f_test;
-
- n_max = 5;
- n1 = 1;
- while (1) {
- n2 = -n1;
- f_test = n1 * (m->f_lo1 - m->f_lo2);
- while (1) {
- n2--;
- f_test = f_test - m->f_lo2;
- xf86DrvMsg(0, X_INFO,
- "testing f_test=%g n1=%d n2=%d f_lo1=%g f_lo2=%g f_if2=%g\n",
- f_test, n1, n2, m->f_lo1, m->f_lo2, m->f_if2);
- xf86DrvMsg(0, X_INFO, "d_f=%g f_ifbw=%g\n",
- fabs(fabs(f_test) - m->f_if2), m->f_ifbw);
- if ((fabs(fabs(f_test) - m->f_if2) * 2.0) <= m->f_ifbw)
- return 0;
- if (n2 <= -n_max)
- break;
- /* this line in the manual is bogus. I say it is faster
- and more correct to go over all harmonics.. */
-#if 0
- if (f_test < (m->f_lo2 - m->f_if2 - m->f_ifbw))
- break;
-#endif
- }
- n1++;
- if (n1 >= n_max)
- return 1;
- }
-
-}
-
-static void
-MT2032_calculate_register_settings(MT2032_parameters * m, double f_rf,
- double f_if1, double f_if2, double f_ref,
- double f_ifbw, double f_step)
-{
- int n;
-
- m->f_rf = f_rf;
- m->f_if1 = f_if1;
- m->f_if2 = f_if2;
- m->f_ref = f_ref;
- m->f_ifbw = f_ifbw;
- m->f_step = f_step;
-
- m->f_lo1 = f_rf + f_if1;
- m->LO1I = lrint(m->f_lo1 / f_ref);
- m->f_lo1 = f_ref * m->LO1I;
-
- m->f_lo2 = m->f_lo1 - f_rf - f_if2;
-
- /* check for spurs */
- n = 1;
- while (n < 3) {
- if (MT2032_no_spur_in_band(m))
- break;
-
- if (m->f_lo1 < (f_rf + f_if1))
- m->LO1I += n;
- else
- m->LO1I -= n;
-
- m->f_lo1 = m->LO1I * f_ref;
- m->f_lo2 = m->f_lo1 - f_rf - f_if2;
- n++;
- }
- /* xf86DrvMsg(0, X_INFO, "MT2032: n=%d\n", n); */
- /* select VCO */
-
- /* m->f_lo1>1100.0 */
- if (m->f_lo1 < 1370.0)
- m->SEL = 4;
- else if (m->f_lo1 < 1530.0)
- m->SEL = 3;
- else if (m->f_lo1 < 1720.0)
- m->SEL = 2;
- else if (m->f_lo1 < 1890.0)
- m->SEL = 1;
- else /* m->f_lo1 < 1958.0 */
- m->SEL = 0;
-
- /* calculate the rest of the registers */
- m->LO2I = floor(m->f_lo2 / f_ref);
- m->STEP = floor(3780.0 * f_step / f_ref);
- m->NUM = floor(3780.0 * (m->f_lo2 / f_ref - m->LO2I));
- m->NUM = m->STEP * lrint((1.0 * m->NUM) / (1.0 * m->STEP));
-}
-
-static int
-MT2032_wait_for_lock(FI1236Ptr f)
-{
- int n;
- CARD8 data[10];
- CARD8 value;
-
- n = 12;
- while (1) {
- data[0] = 0x0e; /* register number 7, status */
- I2C_WriteRead(&(f->d), (I2CByte *) data, 1, &value, 1);
- /* xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: LO1LK=%d LO2LK=%d\n",
- (value & 0x04)>>2, (value & 0x02)>>1); */
- if ((value & 6) == 6)
- break;
- usleep(1500);
- n--;
- if (n < 0)
- break;
- }
- if (n < 0) {
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: failed to set frequency\n");
- return 0;
- }
- return 1;
-}
-
-static void
-MT2032_implement_settings(FI1236Ptr f, MT2032_parameters * m)
-{
- CARD8 data[10];
- CARD8 value;
-
- data[0] = 0x00; /* start with register 0x00 */
- data[1] = (m->LO1I >> 3) - 1;
- data[2] = (m->SEL << 4) | (m->LO1I & 0x7);
- data[3] = 0x86;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 4, NULL, 0);
-
- data[0] = 0x05; /* start with register 0x05 */
- data[1] = ((m->LO2I & 0x7) << 5) | ((m->LO2I >> 3) - 1);
- if (m->f_rf < 400.0)
- data[2] = 0xe4;
- else
- data[2] = 0xf4;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 3, NULL, 0);
-
- data[0] = 0x07; /* register number 7, control byte 2 */
- I2C_WriteRead(&(f->d), (I2CByte *) data, 1, &value, 1);
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: using XOGC=%d\n", (value & 0x07));
- data[1] = 8 | (value & 0x7);
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
-
- data[0] = 0x0b; /* start with register 0x0b */
- data[1] = m->NUM & 0xff;
- data[2] = (1 << 7) | ((m->NUM >> 8) & 0x0f);
- I2C_WriteRead(&(f->d), (I2CByte *) data, 3, NULL, 0);
-
- MT2032_wait_for_lock(f);
-}
-
-static void
-MT2032_optimize_VCO(FI1236Ptr f, MT2032_parameters * m)
-{
- CARD8 data[10];
- CARD8 value;
- CARD8 TAD1;
-
- data[0] = 0x0f; /* register number 7, status */
- I2C_WriteRead(&(f->d), (I2CByte *) data, 1, &value, 1);
- TAD1 = value & 0x07;
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: TAD1=%d SEL=%d\n", TAD1, m->SEL);
- if (TAD1 < 2)
- return;
- if (TAD1 == 2) {
- if (m->SEL == 0)
- return;
- m->SEL--;
- }
- else {
- if (m->SEL >= 4)
- return;
- m->SEL++;
- }
- data[0] = 0x01; /* start with register 1 */
- data[1] = (m->SEL << 4) | (m->LO1I & 0x7);
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
-
-}
-
-static int
-FI1236_get_afc_hint(FI1236Ptr f)
-{
- CARD8 out;
- CARD8 AFC;
-
- if ((f->type == TUNER_TYPE_FM1216ME) || (f->type == TUNER_TYPE_FI1236W)) {
- TDA9885Ptr t = (TDA9885Ptr) f->afc_source;
-
- if (t == NULL)
- return TUNER_OFF;
-
- tda9885_getstatus(t);
- tda9885_dumpstatus(t);
- AFC = t->afc_status & 0x0f;
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: FI1236_get_afc_hint: %i\n", AFC);
- if (AFC == 0)
- return TUNER_TUNED;
- else if (AFC <= 0x07)
- return TUNER_JUST_BELOW;
- else if (AFC < 0x0f)
- return TUNER_JUST_ABOVE;
- else if (AFC == 0x0f)
- return TUNER_TUNED;
- }
- else {
- I2C_WriteRead(&(f->d), NULL, 0, &out, 1);
- AFC = out & 0x7;
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: FI1236_get_afc_hint: %i\n", AFC);
- if (AFC == 2)
- return TUNER_TUNED;
- if (AFC == 3)
- return TUNER_JUST_BELOW;
- if (AFC == 1)
- return TUNER_JUST_ABOVE;
- return TUNER_OFF;
- }
- return TUNER_OFF;
-}
-
-static int
-MT2032_get_afc_hint(FI1236Ptr f)
-{
- CARD8 in;
- CARD8 out[2];
- CARD8 AFC;
-
- in = 0x0e;
- I2C_WriteRead(&(f->d), (I2CByte *) &in, 1, out, 2);
- AFC = (out[0] >> 4) & 0x7;
-#if 0
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO, "AFC=%d TAD1=%d TAD2=%d\n",
- AFC, out[1] & 0x7, (out[1] >> 4) & 0x07);
-#endif
- if (AFC == 2)
- return TUNER_TUNED;
- if (AFC == 3)
- return TUNER_JUST_BELOW;
- if (AFC == 1)
- return TUNER_JUST_ABOVE;
- return TUNER_OFF;
-}
-
-/* this function is for external use only */
-int
-TUNER_get_afc_hint(FI1236Ptr f)
-{
- if (f->afc_timer_installed)
- return TUNER_STILL_TUNING;
- return f->last_afc_hint;
-}
-
-static void
-MT2032_dump_status(FI1236Ptr f)
-{
- CARD8 in;
- CARD8 out[2];
- CARD8 AFC;
- CARD8 LDONrb;
- CARD8 LO1LK, LO2LK, XOK;
- CARD8 TAD2, TAD1;
-
- in = 0x0e;
- I2C_WriteRead(&(f->d), (I2CByte *) &in, 1, out, 2);
- XOK = out[0] & 1;
- LO1LK = (out[0] >> 2) & 1;
- LO2LK = (out[0] >> 1) & 1;
- LDONrb = (out[0] >> 3) & 1;
-
- AFC = (out[0] >> 4) & 0x7;
-
- TAD1 = (out[1] & 0x7);
- TAD2 = (out[1] >> 4) & 0x7;
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: status: XOK=%d LO1LK=%d LO2LK=%d LDONrb=%d AFC=%d TAD1=%d TAD2=%d\n",
- XOK, LO1LK, LO2LK, LDONrb, AFC, TAD1, TAD2);
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: status: OSCILLATOR:%s PLL1:%s PLL2:%s\n",
- XOK ? "ok" : "off",
- LO1LK ? "locked" : "off", LO2LK ? "locked" : "off");
-
-}
-
-static void
-MT2032_tune(FI1236Ptr f, double freq, double step)
-{
- MT2032_parameters m;
- CARD8 data[10];
- int i;
-
- /* NTSC IF is 44mhz.. but 733/16=45.8125 and all TDAXXXX docs mention
- 45.75, 39, 58.75 and 30. */
-#if 0
- MT2032_calculate_register_settings(&m, freq, 1090.0, 45.125, 5.25, 6.0,
- step);
- MT2032_calculate_register_settings(&m, freq, 1090.0, 45.74, 5.25, 6.0,
- step);
-#endif
- MT2032_calculate_register_settings(&m, freq, 1090.0, f->video_if, 5.25, 3.0,
- step);
- MT2032_dump_parameters(f, &m);
- MT2032_implement_settings(f, &m);
- /* MT2032_dump_parameters(f, &m); */
- for (i = 0; i < 3; i++) {
- MT2032_optimize_VCO(f, &m);
- if (MT2032_wait_for_lock(f)) {
- data[0] = 0x02; /* LO Gain control register 0x02 */
- data[1] = 0x20;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
- return;
- }
- data[0] = 0x07;
- data[1] = 0x88 | f->xogc;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
- usleep(15000);
- data[1] = 0x08 | f->xogc;
- I2C_WriteRead(&(f->d), (I2CByte *) data, 2, NULL, 0);
- }
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "MT2032: failed to set frequency\n");
-}
-
-void
-FI1236_set_tuner_type(FI1236Ptr f, int type)
-{
- f->type = type;
- if (type >= NUM_TUNERS)
- type = NUM_TUNERS - 1;
- if (type < 0)
- type = 0;
- memcpy(&(f->parm), &(tuner_parms[type]), sizeof(FI1236_parameters));
- f->original_frequency = f->parm.min_freq;
- f->afc_delta = 0;
- if (type == TUNER_TYPE_MT2032) {
- MT2032_init(f);
- return;
- }
-}
-
-static CARD32
-AFC_TimerCallback(OsTimerPtr timer, CARD32 time, void *data)
-{
- FI1236Ptr f = (FI1236Ptr) data;
-
- if (FI1236_AFC(f))
- return 150;
- else {
- f->afc_timer_installed = FALSE;
- f->afc_count = 0;
- return 0;
- }
-}
-
-void
-FI1236_tune(FI1236Ptr f, CARD32 frequency)
-{
- CARD16 divider;
- CARD8 data;
-
- if (frequency < f->parm.min_freq)
- frequency = f->parm.min_freq;
- if (frequency > f->parm.max_freq)
- frequency = f->parm.max_freq;
-
- divider = (f->parm.fcar + (CARD16) frequency) & 0x7fff;
- f->tuner_data.div1 = (CARD8) ((divider >> 8) & 0x7f);
- f->tuner_data.div2 = (CARD8) (divider & 0xff);
- f->tuner_data.control = f->parm.control;
-
- if (frequency < f->parm.threshold1)
- f->tuner_data.band = f->parm.band_low;
- else if (frequency < f->parm.threshold2)
- f->tuner_data.band = f->parm.band_mid;
- else
- f->tuner_data.band = f->parm.band_high;
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "Setting tuner band to %d\n", f->tuner_data.band);
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "Setting tuner frequency to %d\n", (int) frequency);
-
- if ((f->type == TUNER_TYPE_FM1216ME) || (f->type == TUNER_TYPE_FI1236W)) {
- f->tuner_data.aux = 0x20;
- I2C_WriteRead(&(f->d), (I2CByte *) &(f->tuner_data), 5, NULL, 0);
- I2C_WriteRead(&(f->d), NULL, 0, &data, 1);
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO, "Tuner status %x\n", data);
- }
- else
- I2C_WriteRead(&(f->d), (I2CByte *) &(f->tuner_data), 4, NULL, 0);
-}
-
-void
-TUNER_set_frequency(FI1236Ptr f, CARD32 frequency)
-{
- if (frequency < f->parm.min_freq)
- frequency = f->parm.min_freq;
- if (frequency > f->parm.max_freq)
- frequency = f->parm.max_freq;
-
- f->afc_delta = 0;
- f->original_frequency = frequency;
-
- if (f->type == TUNER_TYPE_MT2032)
- MT2032_tune(f, (1.0 * frequency) / 16.0, 0.0625);
- else
- FI1236_tune(f, frequency);
-
- if (!f->afc_timer_installed) {
- f->afc_timer_installed = TRUE;
-/* RegisterBlockAndWakeupHandlers(FI1236_BlockHandler, AFCWakeup, f); */
- TimerSet(NULL, 0, 300, AFC_TimerCallback, f);
- }
-
-}
-
-int
-FI1236_AFC(FI1236Ptr f)
-{
-#if 0
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: f=%p f->count=%d f->original_frequency=%d f->afc_delta=%d\n",
- f, f->afc_count, f->original_frequency, f->afc_delta);
-#endif
- f->afc_count++;
- if (f->type == TUNER_TYPE_MT2032) {
- f->last_afc_hint = MT2032_get_afc_hint(f);
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: afc_hint=%d\n", f->last_afc_hint);
- if (f->last_afc_hint == TUNER_TUNED)
- return 0;
- if (f->afc_count > 3)
- f->last_afc_hint = TUNER_OFF;
- if (f->last_afc_hint == TUNER_OFF)
- f->afc_delta = 0;
- else
- f->afc_delta += f->last_afc_hint;
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: Setting tuner frequency to %g\n",
- (0.5 * (2 * f->original_frequency + f->afc_delta)) / 16.0);
- MT2032_tune(f,
- (1.0 * f->original_frequency + 0.5 * f->afc_delta) / 16.0,
- 0.03125);
- if (f->last_afc_hint == TUNER_OFF)
- return 0;
- return 1; /* call me again */
- }
- else {
- f->last_afc_hint = FI1236_get_afc_hint(f);
- if (f->last_afc_hint == TUNER_TUNED) {
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO, "AFC: TUNER_TUNNED\n");
- return 0;
- }
- if (f->afc_count > 3)
- f->last_afc_hint = TUNER_OFF;
-
- if (f->last_afc_hint == TUNER_OFF)
- f->afc_delta = 0;
- else
- f->afc_delta += f->last_afc_hint;
-
- xf86DrvMsg(f->d.pI2CBus->scrnIndex, X_INFO,
- "AFC: Setting tuner frequency to %g\n",
- (0.5 * (2 * f->original_frequency + f->afc_delta)) / 16.0);
- FI1236_tune(f, f->original_frequency + f->afc_delta);
- if (f->last_afc_hint == TUNER_OFF)
- return 0;
- return 1; /* call me again */
- }
- return 0; /* done */
-}
-
-void
-fi1236_dump_status(FI1236Ptr f)
-{
- if (f->type == TUNER_TYPE_MT2032)
- MT2032_dump_status(f);
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-09 10:00:33 +0000