| /* |
| * |
| * i2c tv tuner chip device driver |
| * controls all those simple 4-control-bytes style tuners. |
| */ |
| #include <linux/delay.h> |
| #include <linux/i2c.h> |
| #include <linux/videodev.h> |
| #include <media/tuner.h> |
| |
| /* ---------------------------------------------------------------------- */ |
| |
| /* tv standard selection for Temic 4046 FM5 |
| this value takes the low bits of control byte 2 |
| from datasheet Rev.01, Feb.00 |
| standard BG I L L2 D |
| picture IF 38.9 38.9 38.9 33.95 38.9 |
| sound 1 33.4 32.9 32.4 40.45 32.4 |
| sound 2 33.16 |
| NICAM 33.05 32.348 33.05 33.05 |
| */ |
| #define TEMIC_SET_PAL_I 0x05 |
| #define TEMIC_SET_PAL_DK 0x09 |
| #define TEMIC_SET_PAL_L 0x0a // SECAM ? |
| #define TEMIC_SET_PAL_L2 0x0b // change IF ! |
| #define TEMIC_SET_PAL_BG 0x0c |
| |
| /* tv tuner system standard selection for Philips FQ1216ME |
| this value takes the low bits of control byte 2 |
| from datasheet "1999 Nov 16" (supersedes "1999 Mar 23") |
| standard BG DK I L L` |
| picture carrier 38.90 38.90 38.90 38.90 33.95 |
| colour 34.47 34.47 34.47 34.47 38.38 |
| sound 1 33.40 32.40 32.90 32.40 40.45 |
| sound 2 33.16 - - - - |
| NICAM 33.05 33.05 32.35 33.05 39.80 |
| */ |
| #define PHILIPS_SET_PAL_I 0x01 /* Bit 2 always zero !*/ |
| #define PHILIPS_SET_PAL_BGDK 0x09 |
| #define PHILIPS_SET_PAL_L2 0x0a |
| #define PHILIPS_SET_PAL_L 0x0b |
| |
| /* system switching for Philips FI1216MF MK2 |
| from datasheet "1996 Jul 09", |
| standard BG L L' |
| picture carrier 38.90 38.90 33.95 |
| colour 34.47 34.37 38.38 |
| sound 1 33.40 32.40 40.45 |
| sound 2 33.16 - - |
| NICAM 33.05 33.05 39.80 |
| */ |
| #define PHILIPS_MF_SET_BG 0x01 /* Bit 2 must be zero, Bit 3 is system output */ |
| #define PHILIPS_MF_SET_PAL_L 0x03 // France |
| #define PHILIPS_MF_SET_PAL_L2 0x02 // L' |
| |
| /* Control byte */ |
| |
| #define TUNER_RATIO_MASK 0x06 /* Bit cb1:cb2 */ |
| #define TUNER_RATIO_SELECT_50 0x00 |
| #define TUNER_RATIO_SELECT_32 0x02 |
| #define TUNER_RATIO_SELECT_166 0x04 |
| #define TUNER_RATIO_SELECT_62 0x06 |
| |
| #define TUNER_CHARGE_PUMP 0x40 /* Bit cb6 */ |
| |
| /* Status byte */ |
| |
| #define TUNER_POR 0x80 |
| #define TUNER_FL 0x40 |
| #define TUNER_MODE 0x38 |
| #define TUNER_AFC 0x07 |
| #define TUNER_SIGNAL 0x07 |
| #define TUNER_STEREO 0x10 |
| |
| #define TUNER_PLL_LOCKED 0x40 |
| #define TUNER_STEREO_MK3 0x04 |
| |
| /* ---------------------------------------------------------------------- */ |
| |
| struct tunertype |
| { |
| char *name; |
| unsigned char Vendor; |
| unsigned char Type; |
| |
| unsigned short thresh1; /* band switch VHF_LO <=> VHF_HI */ |
| unsigned short thresh2; /* band switch VHF_HI <=> UHF */ |
| unsigned char VHF_L; |
| unsigned char VHF_H; |
| unsigned char UHF; |
| unsigned char config; |
| unsigned short IFPCoff; /* 622.4=16*38.90 MHz PAL, |
| 732 =16*45.75 NTSCi, |
| 940 =16*58.75 NTSC-Japan |
| 704 =16*44 ATSC */ |
| }; |
| |
| /* |
| * The floats in the tuner struct are computed at compile time |
| * by gcc and cast back to integers. Thus we don't violate the |
| * "no float in kernel" rule. |
| */ |
| static struct tunertype tuners[] = { |
| /* 0-9 */ |
| { "Temic PAL (4002 FH5)", TEMIC, PAL, |
| 16*140.25,16*463.25,0x02,0x04,0x01,0x8e,623}, |
| { "Philips PAL_I (FI1246 and compatibles)", Philips, PAL_I, |
| 16*140.25,16*463.25,0xa0,0x90,0x30,0x8e,623}, |
| { "Philips NTSC (FI1236,FM1236 and compatibles)", Philips, NTSC, |
| 16*157.25,16*451.25,0xA0,0x90,0x30,0x8e,732}, |
| { "Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)", Philips, SECAM, |
| 16*168.25,16*447.25,0xA7,0x97,0x37,0x8e,623}, |
| { "NoTuner", NoTuner, NOTUNER, |
| 0,0,0x00,0x00,0x00,0x00,0x00}, |
| { "Philips PAL_BG (FI1216 and compatibles)", Philips, PAL, |
| 16*168.25,16*447.25,0xA0,0x90,0x30,0x8e,623}, |
| { "Temic NTSC (4032 FY5)", TEMIC, NTSC, |
| 16*157.25,16*463.25,0x02,0x04,0x01,0x8e,732}, |
| { "Temic PAL_I (4062 FY5)", TEMIC, PAL_I, |
| 16*170.00,16*450.00,0x02,0x04,0x01,0x8e,623}, |
| { "Temic NTSC (4036 FY5)", TEMIC, NTSC, |
| 16*157.25,16*463.25,0xa0,0x90,0x30,0x8e,732}, |
| { "Alps HSBH1", TEMIC, NTSC, |
| 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732}, |
| |
| /* 10-19 */ |
| { "Alps TSBE1", TEMIC, PAL, |
| 16*137.25,16*385.25,0x01,0x02,0x08,0x8e,732}, |
| { "Alps TSBB5", Alps, PAL_I, /* tested (UK UHF) with Modulartech MM205 */ |
| 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,632}, |
| { "Alps TSBE5", Alps, PAL, /* untested - data sheet guess. Only IF differs. */ |
| 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,622}, |
| { "Alps TSBC5", Alps, PAL, /* untested - data sheet guess. Only IF differs. */ |
| 16*133.25,16*351.25,0x01,0x02,0x08,0x8e,608}, |
| { "Temic PAL_BG (4006FH5)", TEMIC, PAL, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "Alps TSCH6", Alps, NTSC, |
| 16*137.25,16*385.25,0x14,0x12,0x11,0x8e,732}, |
| { "Temic PAL_DK (4016 FY5)", TEMIC, PAL, |
| 16*168.25,16*456.25,0xa0,0x90,0x30,0x8e,623}, |
| { "Philips NTSC_M (MK2)", Philips, NTSC, |
| 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732}, |
| { "Temic PAL_I (4066 FY5)", TEMIC, PAL_I, |
| 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623}, |
| { "Temic PAL* auto (4006 FN5)", TEMIC, PAL, |
| 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623}, |
| |
| /* 20-29 */ |
| { "Temic PAL_BG (4009 FR5) or PAL_I (4069 FR5)", TEMIC, PAL, |
| 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623}, |
| { "Temic NTSC (4039 FR5)", TEMIC, NTSC, |
| 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732}, |
| { "Temic PAL/SECAM multi (4046 FM5)", TEMIC, PAL, |
| 16*169.00, 16*454.00, 0xa0,0x90,0x30,0x8e,623}, |
| { "Philips PAL_DK (FI1256 and compatibles)", Philips, PAL, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "Philips PAL/SECAM multi (FQ1216ME)", Philips, PAL, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "LG PAL_I+FM (TAPC-I001D)", LGINNOTEK, PAL_I, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "LG PAL_I (TAPC-I701D)", LGINNOTEK, PAL_I, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "LG NTSC+FM (TPI8NSR01F)", LGINNOTEK, NTSC, |
| 16*210.00,16*497.00,0xa0,0x90,0x30,0x8e,732}, |
| { "LG PAL_BG+FM (TPI8PSB01D)", LGINNOTEK, PAL, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| { "LG PAL_BG (TPI8PSB11D)", LGINNOTEK, PAL, |
| 16*170.00,16*450.00,0xa0,0x90,0x30,0x8e,623}, |
| |
| /* 30-39 */ |
| { "Temic PAL* auto + FM (4009 FN5)", TEMIC, PAL, |
| 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623}, |
| { "SHARP NTSC_JP (2U5JF5540)", SHARP, NTSC, /* 940=16*58.75 NTSC@Japan */ |
| 16*137.25,16*317.25,0x01,0x02,0x08,0x8e,940 }, |
| { "Samsung PAL TCPM9091PD27", Samsung, PAL, /* from sourceforge v3tv */ |
| 16*169,16*464,0xA0,0x90,0x30,0x8e,623}, |
| { "MT20xx universal", Microtune, PAL|NTSC, |
| /* see mt20xx.c for details */ }, |
| { "Temic PAL_BG (4106 FH5)", TEMIC, PAL, |
| 16*141.00, 16*464.00, 0xa0,0x90,0x30,0x8e,623}, |
| { "Temic PAL_DK/SECAM_L (4012 FY5)", TEMIC, PAL, |
| 16*140.25, 16*463.25, 0x02,0x04,0x01,0x8e,623}, |
| { "Temic NTSC (4136 FY5)", TEMIC, NTSC, |
| 16*158.00, 16*453.00, 0xa0,0x90,0x30,0x8e,732}, |
| { "LG PAL (newer TAPC series)", LGINNOTEK, PAL, |
| 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,623}, |
| { "Philips PAL/SECAM multi (FM1216ME MK3)", Philips, PAL, |
| 16*158.00,16*442.00,0x01,0x02,0x04,0x8e,623 }, |
| { "LG NTSC (newer TAPC series)", LGINNOTEK, NTSC, |
| 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,732}, |
| |
| /* 40-49 */ |
| { "HITACHI V7-J180AT", HITACHI, NTSC, |
| 16*170.00, 16*450.00, 0x01,0x02,0x08,0x8e,940 }, |
| { "Philips PAL_MK (FI1216 MK)", Philips, PAL, |
| 16*140.25,16*463.25,0x01,0xc2,0xcf,0x8e,623}, |
| { "Philips 1236D ATSC/NTSC daul in", Philips, ATSC, |
| 16*157.25,16*454.00,0xa0,0x90,0x30,0x8e,732}, |
| { "Philips NTSC MK3 (FM1236MK3 or FM1236/F)", Philips, NTSC, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732}, |
| { "Philips 4 in 1 (ATI TV Wonder Pro/Conexant)", Philips, NTSC, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732}, |
| { "Microtune 4049 FM5", Microtune, PAL, |
| 16*141.00,16*464.00,0xa0,0x90,0x30,0x8e,623}, |
| { "Panasonic VP27s/ENGE4324D", Panasonic, NTSC, |
| 16*160.00,16*454.00,0x01,0x02,0x08,0xce,940}, |
| { "LG NTSC (TAPE series)", LGINNOTEK, NTSC, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 }, |
| { "Tenna TNF 8831 BGFF)", Philips, PAL, |
| 16*161.25,16*463.25,0xa0,0x90,0x30,0x8e,623}, |
| { "Microtune 4042 FI5 ATSC/NTSC dual in", Microtune, NTSC, |
| 16*162.00,16*457.00,0xa2,0x94,0x31,0x8e,732}, |
| |
| /* 50-59 */ |
| { "TCL 2002N", TCL, NTSC, |
| 16*172.00,16*448.00,0x01,0x02,0x08,0x8e,732}, |
| { "Philips PAL/SECAM_D (FM 1256 I-H3)", Philips, PAL, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,623 }, |
| { "Thomson DDT 7610 (ATSC/NTSC)", THOMSON, ATSC, |
| 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, |
| { "Philips FQ1286", Philips, NTSC, |
| 16*160.00,16*454.00,0x41,0x42,0x04,0x8e,940}, /* UHF band untested */ |
| { "tda8290+75", Philips, PAL|NTSC, |
| /* see tda8290.c for details */ }, |
| { "LG PAL (TAPE series)", LGINNOTEK, PAL, |
| 16*170.00, 16*450.00, 0x01,0x02,0x08,0xce,623}, |
| { "Philips PAL/SECAM multi (FQ1216AME MK4)", Philips, PAL, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0xce,623 }, |
| { "Philips FQ1236A MK4", Philips, NTSC, |
| 16*160.00,16*442.00,0x01,0x02,0x04,0x8e,732 }, |
| { "Ymec TVision TVF-8531MF/8831MF/8731MF", Philips, NTSC, |
| 16*160.00,16*454.00,0xa0,0x90,0x30,0x8e,732}, |
| { "Ymec TVision TVF-5533MF", Philips, NTSC, |
| 16*160.00,16*454.00,0x01,0x02,0x04,0x8e,732}, |
| |
| /* 60-66 */ |
| { "Thomson DDT 7611 (ATSC/NTSC)", THOMSON, ATSC, |
| 16*157.25,16*454.00,0x39,0x3a,0x3c,0x8e,732}, |
| { "Tena TNF9533-D/IF/TNF9533-B/DF", Philips, PAL, |
| 16*160.25,16*464.25,0x01,0x02,0x04,0x8e,623}, |
| { "Philips TEA5767HN FM Radio", Philips, RADIO, |
| /* see tea5767.c for details */}, |
| { "Philips FMD1216ME MK3 Hybrid Tuner", Philips, PAL, |
| 16*160.00,16*442.00,0x51,0x52,0x54,0x86,623 }, |
| { "LG TDVS-H062F/TUA6034", LGINNOTEK, ATSC, |
| 16*160.00,16*455.00,0x01,0x02,0x04,0x8e,732}, |
| { "Ymec TVF66T5-B/DFF", Philips, PAL, |
| 16*160.25,16*464.25,0x01,0x02,0x08,0x8e,623}, |
| { "LG NTSC (TALN mini series)", LGINNOTEK, NTSC, |
| 16*137.25,16*373.25,0x01,0x02,0x08,0x8e,732 }, |
| { "Philips TD1316 Hybrid Tuner", Philips, PAL, |
| 16*160.00,16*442.00,0xa1,0xa2,0xa4,0xc8,623 }, |
| }; |
| |
| unsigned const int tuner_count = ARRAY_SIZE(tuners); |
| |
| /* ---------------------------------------------------------------------- */ |
| |
| static int tuner_getstatus(struct i2c_client *c) |
| { |
| unsigned char byte; |
| |
| if (1 != i2c_master_recv(c,&byte,1)) |
| return 0; |
| |
| return byte; |
| } |
| |
| static int tuner_signal(struct i2c_client *c) |
| { |
| return (tuner_getstatus(c) & TUNER_SIGNAL) << 13; |
| } |
| |
| static int tuner_stereo(struct i2c_client *c) |
| { |
| int stereo, status; |
| struct tuner *t = i2c_get_clientdata(c); |
| |
| status = tuner_getstatus (c); |
| |
| switch (t->type) { |
| case TUNER_PHILIPS_FM1216ME_MK3: |
| case TUNER_PHILIPS_FM1236_MK3: |
| case TUNER_PHILIPS_FM1256_IH3: |
| stereo = ((status & TUNER_SIGNAL) == TUNER_STEREO_MK3); |
| break; |
| default: |
| stereo = status & TUNER_STEREO; |
| } |
| |
| return stereo; |
| } |
| |
| |
| /* ---------------------------------------------------------------------- */ |
| |
| static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) |
| { |
| struct tuner *t = i2c_get_clientdata(c); |
| u8 config; |
| u16 div; |
| struct tunertype *tun; |
| unsigned char buffer[4]; |
| int rc; |
| |
| tun = &tuners[t->type]; |
| if (freq < tun->thresh1) { |
| config = tun->VHF_L; |
| tuner_dbg("tv: VHF lowrange\n"); |
| } else if (freq < tun->thresh2) { |
| config = tun->VHF_H; |
| tuner_dbg("tv: VHF high range\n"); |
| } else { |
| config = tun->UHF; |
| tuner_dbg("tv: UHF range\n"); |
| } |
| |
| |
| /* tv norm specific stuff for multi-norm tuners */ |
| switch (t->type) { |
| case TUNER_PHILIPS_SECAM: // FI1216MF |
| /* 0x01 -> ??? no change ??? */ |
| /* 0x02 -> PAL BDGHI / SECAM L */ |
| /* 0x04 -> ??? PAL others / SECAM others ??? */ |
| config &= ~0x02; |
| if (t->std & V4L2_STD_SECAM) |
| config |= 0x02; |
| break; |
| |
| case TUNER_TEMIC_4046FM5: |
| config &= ~0x0f; |
| |
| if (t->std & V4L2_STD_PAL_BG) { |
| config |= TEMIC_SET_PAL_BG; |
| |
| } else if (t->std & V4L2_STD_PAL_I) { |
| config |= TEMIC_SET_PAL_I; |
| |
| } else if (t->std & V4L2_STD_PAL_DK) { |
| config |= TEMIC_SET_PAL_DK; |
| |
| } else if (t->std & V4L2_STD_SECAM_L) { |
| config |= TEMIC_SET_PAL_L; |
| |
| } |
| break; |
| |
| case TUNER_PHILIPS_FQ1216ME: |
| config &= ~0x0f; |
| |
| if (t->std & (V4L2_STD_PAL_BG|V4L2_STD_PAL_DK)) { |
| config |= PHILIPS_SET_PAL_BGDK; |
| |
| } else if (t->std & V4L2_STD_PAL_I) { |
| config |= PHILIPS_SET_PAL_I; |
| |
| } else if (t->std & V4L2_STD_SECAM_L) { |
| config |= PHILIPS_SET_PAL_L; |
| |
| } |
| break; |
| |
| case TUNER_PHILIPS_ATSC: |
| /* 0x00 -> ATSC antenna input 1 */ |
| /* 0x01 -> ATSC antenna input 2 */ |
| /* 0x02 -> NTSC antenna input 1 */ |
| /* 0x03 -> NTSC antenna input 2 */ |
| config &= ~0x03; |
| if (!(t->std & V4L2_STD_ATSC)) |
| config |= 2; |
| /* FIXME: input */ |
| break; |
| |
| case TUNER_MICROTUNE_4042FI5: |
| /* Set the charge pump for fast tuning */ |
| tun->config |= TUNER_CHARGE_PUMP; |
| break; |
| } |
| |
| /* |
| * Philips FI1216MK2 remark from specification : |
| * for channel selection involving band switching, and to ensure |
| * smooth tuning to the desired channel without causing |
| * unnecessary charge pump action, it is recommended to consider |
| * the difference between wanted channel frequency and the |
| * current channel frequency. Unnecessary charge pump action |
| * will result in very low tuning voltage which may drive the |
| * oscillator to extreme conditions. |
| * |
| * Progfou: specification says to send config data before |
| * frequency in case (wanted frequency < current frequency). |
| */ |
| |
| div=freq + tun->IFPCoff; |
| if (t->type == TUNER_PHILIPS_SECAM && freq < t->freq) { |
| buffer[0] = tun->config; |
| buffer[1] = config; |
| buffer[2] = (div>>8) & 0x7f; |
| buffer[3] = div & 0xff; |
| } else { |
| buffer[0] = (div>>8) & 0x7f; |
| buffer[1] = div & 0xff; |
| buffer[2] = tun->config; |
| buffer[3] = config; |
| } |
| tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", |
| buffer[0],buffer[1],buffer[2],buffer[3]); |
| |
| if (4 != (rc = i2c_master_send(c,buffer,4))) |
| tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); |
| |
| if (t->type == TUNER_MICROTUNE_4042FI5) { |
| // FIXME - this may also work for other tuners |
| unsigned long timeout = jiffies + msecs_to_jiffies(1); |
| u8 status_byte = 0; |
| |
| /* Wait until the PLL locks */ |
| for (;;) { |
| if (time_after(jiffies,timeout)) |
| return; |
| if (1 != (rc = i2c_master_recv(c,&status_byte,1))) { |
| tuner_warn("i2c i/o read error: rc == %d (should be 1)\n",rc); |
| break; |
| } |
| if (status_byte & TUNER_PLL_LOCKED) |
| break; |
| udelay(10); |
| } |
| |
| /* Set the charge pump for optimized phase noise figure */ |
| tun->config &= ~TUNER_CHARGE_PUMP; |
| buffer[0] = (div>>8) & 0x7f; |
| buffer[1] = div & 0xff; |
| buffer[2] = tun->config; |
| buffer[3] = config; |
| tuner_dbg("tv 0x%02x 0x%02x 0x%02x 0x%02x\n", |
| buffer[0],buffer[1],buffer[2],buffer[3]); |
| |
| if (4 != (rc = i2c_master_send(c,buffer,4))) |
| tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); |
| } |
| } |
| |
| static void default_set_radio_freq(struct i2c_client *c, unsigned int freq) |
| { |
| struct tunertype *tun; |
| struct tuner *t = i2c_get_clientdata(c); |
| unsigned char buffer[4]; |
| unsigned div; |
| int rc; |
| |
| tun = &tuners[t->type]; |
| div = (20 * freq / 16000) + (int)(20*10.7); /* IF 10.7 MHz */ |
| buffer[2] = (tun->config & ~TUNER_RATIO_MASK) | TUNER_RATIO_SELECT_50; /* 50 kHz step */ |
| |
| switch (t->type) { |
| case TUNER_TENA_9533_DI: |
| case TUNER_YMEC_TVF_5533MF: |
| tuner_dbg ("This tuner doesn't have FM. Most cards has a TEA5767 for FM\n"); |
| return; |
| case TUNER_PHILIPS_FM1216ME_MK3: |
| case TUNER_PHILIPS_FM1236_MK3: |
| case TUNER_PHILIPS_FMD1216ME_MK3: |
| buffer[3] = 0x19; |
| break; |
| case TUNER_PHILIPS_FM1256_IH3: |
| div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ |
| buffer[3] = 0x19; |
| break; |
| case TUNER_LG_PAL_FM: |
| buffer[3] = 0xa5; |
| break; |
| case TUNER_MICROTUNE_4049FM5: |
| div = (20 * freq) / 16000 + (int)(33.3 * 20); /* IF 33.3 MHz */ |
| buffer[3] = 0xa4; |
| break; |
| default: |
| buffer[3] = 0xa4; |
| break; |
| } |
| buffer[0] = (div>>8) & 0x7f; |
| buffer[1] = div & 0xff; |
| |
| tuner_dbg("radio 0x%02x 0x%02x 0x%02x 0x%02x\n", |
| buffer[0],buffer[1],buffer[2],buffer[3]); |
| |
| if (4 != (rc = i2c_master_send(c,buffer,4))) |
| tuner_warn("i2c i/o error: rc == %d (should be 4)\n",rc); |
| } |
| |
| int default_tuner_init(struct i2c_client *c) |
| { |
| struct tuner *t = i2c_get_clientdata(c); |
| |
| tuner_info("type set to %d (%s)\n", |
| t->type, tuners[t->type].name); |
| strlcpy(c->name, tuners[t->type].name, sizeof(c->name)); |
| |
| t->tv_freq = default_set_tv_freq; |
| t->radio_freq = default_set_radio_freq; |
| t->has_signal = tuner_signal; |
| t->is_stereo = tuner_stereo; |
| t->standby = NULL; |
| |
| return 0; |
| } |
| |
| /* |
| * Overrides for Emacs so that we follow Linus's tabbing style. |
| * --------------------------------------------------------------------------- |
| * Local variables: |
| * c-basic-offset: 8 |
| * End: |
| */ |