X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fdvb%2Ffrontends%2Ftda10021.c;h=21255cac9793e89b07a3627a076120364cb83163;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=40ab6292b73284f5f1c0dea685fe62208bba1be7;hpb=6a77f38946aaee1cd85eeec6cf4229b204c15071;p=linux-2.6.git diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c index 40ab6292b..21255cac9 100644 --- a/drivers/media/dvb/frontends/tda10021.c +++ b/drivers/media/dvb/frontends/tda10021.c @@ -1,10 +1,10 @@ /* TDA10021 - Single Chip Cable Channel Receiver driver module - used on the the Siemens DVB-C cards + used on the the Siemens DVB-C cards Copyright (C) 1999 Convergence Integrated Media GmbH Copyright (C) 2004 Markus Schulz - Support for TDA10021 + Support for TDA10021 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -35,14 +35,10 @@ struct tda10021_state { - struct i2c_adapter* i2c; - struct dvb_frontend_ops ops; - /* configuration settings */ const struct tda10021_config* config; - struct dvb_frontend frontend; u8 pwm; @@ -65,12 +61,12 @@ static int verbose; #define FIN (XIN >> 4) -int tda10021_inittab_size = 0x40; +static int tda10021_inittab_size = 0x40; static u8 tda10021_inittab[0x40]= { 0x73, 0x6a, 0x23, 0x0a, 0x02, 0x37, 0x77, 0x1a, 0x37, 0x6a, 0x17, 0x8a, 0x1e, 0x86, 0x43, 0x40, - 0xb8, 0x3f, 0xa1, 0x00, 0xcd, 0x01, 0x00, 0xff, + 0xb8, 0x3f, 0xa0, 0x00, 0xcd, 0x01, 0x00, 0xff, 0x11, 0x00, 0x7c, 0x31, 0x30, 0x20, 0x00, 0x00, 0x02, 0x00, 0x00, 0x7d, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x33, 0x11, 0x0d, 0x95, 0x08, 0x58, @@ -80,9 +76,9 @@ static u8 tda10021_inittab[0x40]= static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data) { - u8 buf[] = { reg, data }; + u8 buf[] = { reg, data }; struct i2c_msg msg = { .addr = state->config->demod_address, .flags = 0, .buf = buf, .len = 2 }; - int ret; + int ret; ret = i2c_transfer (state->i2c, &msg, 1); if (ret != 1) @@ -94,19 +90,18 @@ static int tda10021_writereg (struct tda10021_state* state, u8 reg, u8 data) return (ret != 1) ? -EREMOTEIO : 0; } - static u8 tda10021_readreg (struct tda10021_state* state, u8 reg) { u8 b0 [] = { reg }; u8 b1 [] = { 0 }; struct i2c_msg msg [] = { { .addr = state->config->demod_address, .flags = 0, .buf = b0, .len = 1 }, - { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b1, .len = 1 } }; + { .addr = state->config->demod_address, .flags = I2C_M_RD, .buf = b1, .len = 1 } }; int ret; ret = i2c_transfer (state->i2c, msg, 2); if (ret != 2) - printk("DVB: TDA10021(%d): %s: readreg error (ret == %i)\n", - state->frontend.dvb->num, __FUNCTION__, ret); + printk("DVB: TDA10021: %s: readreg error (ret == %i)\n", + __FUNCTION__, ret); return b1[0]; } @@ -208,18 +203,9 @@ static int tda10021_set_symbolrate (struct tda10021_state* state, u32 symbolrate return 0; } - - - - - - - - - static int tda10021_init (struct dvb_frontend *fe) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; int i; dprintk("DVB: TDA10021(%d): init chip\n", fe->adapter->num); @@ -252,7 +238,7 @@ static int tda10021_init (struct dvb_frontend *fe) static int tda10021_set_parameters (struct dvb_frontend *fe, struct dvb_frontend_parameters *p) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; //table for QAM4-QAM256 ready QAM4 QAM16 QAM32 QAM64 QAM128 QAM256 //CONF @@ -292,7 +278,7 @@ static int tda10021_set_parameters (struct dvb_frontend *fe, static int tda10021_read_status(struct dvb_frontend* fe, fe_status_t* status) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; int sync; *status = 0; @@ -317,11 +303,11 @@ static int tda10021_read_status(struct dvb_frontend* fe, fe_status_t* status) static int tda10021_read_ber(struct dvb_frontend* fe, u32* ber) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; u32 _ber = tda10021_readreg(state, 0x14) | - (tda10021_readreg(state, 0x15) << 8) | - ((tda10021_readreg(state, 0x16) & 0x0f) << 16); + (tda10021_readreg(state, 0x15) << 8) | + ((tda10021_readreg(state, 0x16) & 0x0f) << 16); *ber = 10 * _ber; return 0; @@ -329,7 +315,7 @@ static int tda10021_read_ber(struct dvb_frontend* fe, u32* ber) static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; u8 gain = tda10021_readreg(state, 0x17); *strength = (gain << 8) | gain; @@ -339,7 +325,7 @@ static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength) static int tda10021_read_snr(struct dvb_frontend* fe, u16* snr) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; u8 quality = ~tda10021_readreg(state, 0x18); *snr = (quality << 8) | quality; @@ -349,7 +335,7 @@ static int tda10021_read_snr(struct dvb_frontend* fe, u16* snr) static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; *ucblocks = tda10021_readreg (state, 0x13) & 0x7f; if (*ucblocks == 0x7f) @@ -364,7 +350,7 @@ static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks) static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; int sync; s8 afc = 0; @@ -392,7 +378,7 @@ static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_pa static int tda10021_sleep(struct dvb_frontend* fe) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; tda10021_writereg (state, 0x1b, 0x02); /* pdown ADC */ tda10021_writereg (state, 0x00, 0x80); /* standby */ @@ -402,7 +388,7 @@ static int tda10021_sleep(struct dvb_frontend* fe) static void tda10021_release(struct dvb_frontend* fe) { - struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv; + struct tda10021_state* state = fe->demodulator_priv; kfree(state); } @@ -415,7 +401,7 @@ struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, struct tda10021_state* state = NULL; /* allocate memory for the internal state */ - state = (struct tda10021_state*) kmalloc(sizeof(struct tda10021_state), GFP_KERNEL); + state = kmalloc(sizeof(struct tda10021_state), GFP_KERNEL); if (state == NULL) goto error; /* setup the state */ @@ -434,7 +420,7 @@ struct dvb_frontend* tda10021_attach(const struct tda10021_config* config, return &state->frontend; error: - if (state) kfree(state); + kfree(state); return NULL; } @@ -448,7 +434,7 @@ static struct dvb_frontend_ops tda10021_ops = { .frequency_max = 858000000, .symbol_rate_min = (XIN/2)/64, /* SACLK/64 == (XIN/2)/64 */ .symbol_rate_max = (XIN/2)/4, /* SACLK/4 */ - #if 0 +#if 0 .frequency_tolerance = ???, .symbol_rate_tolerance = ???, /* ppm */ /* == 8% (spec p. 5) */ #endif