diff options
| -rw-r--r-- | drivers/media/dvb-frontends/af9033.c | 328 |
1 files changed, 164 insertions, 164 deletions
diff --git a/drivers/media/dvb-frontends/af9033.c b/drivers/media/dvb-frontends/af9033.c index 7d637b92ff25..43b7335f27e4 100644 --- a/drivers/media/dvb-frontends/af9033.c +++ b/drivers/media/dvb-frontends/af9033.c @@ -24,7 +24,7 @@ /* Max transfer size done by I2C transfer functions */ #define MAX_XFER_SIZE 64 -struct af9033_state { +struct af9033_dev { struct i2c_adapter *i2c; struct dvb_frontend fe; struct af9033_config cfg; @@ -39,14 +39,14 @@ struct af9033_state { }; /* write multiple registers */ -static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, +static int af9033_wr_regs(struct af9033_dev *dev, u32 reg, const u8 *val, int len) { int ret; u8 buf[MAX_XFER_SIZE]; struct i2c_msg msg[1] = { { - .addr = state->cfg.i2c_addr, + .addr = dev->cfg.i2c_addr, .flags = 0, .len = 3 + len, .buf = buf, @@ -54,7 +54,7 @@ static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, }; if (3 + len > sizeof(buf)) { - dev_warn(&state->i2c->dev, + dev_warn(&dev->i2c->dev, "%s: i2c wr reg=%04x: len=%d is too big!\n", KBUILD_MODNAME, reg, len); return -EINVAL; @@ -65,11 +65,11 @@ static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, buf[2] = (reg >> 0) & 0xff; memcpy(&buf[3], val, len); - ret = i2c_transfer(state->i2c, msg, 1); + ret = i2c_transfer(dev->i2c, msg, 1); if (ret == 1) { ret = 0; } else { - dev_warn(&state->i2c->dev, + dev_warn(&dev->i2c->dev, "%s: i2c wr failed=%d reg=%06x len=%d\n", KBUILD_MODNAME, ret, reg, len); ret = -EREMOTEIO; @@ -79,30 +79,30 @@ static int af9033_wr_regs(struct af9033_state *state, u32 reg, const u8 *val, } /* read multiple registers */ -static int af9033_rd_regs(struct af9033_state *state, u32 reg, u8 *val, int len) +static int af9033_rd_regs(struct af9033_dev *dev, u32 reg, u8 *val, int len) { int ret; u8 buf[3] = { (reg >> 16) & 0xff, (reg >> 8) & 0xff, (reg >> 0) & 0xff }; struct i2c_msg msg[2] = { { - .addr = state->cfg.i2c_addr, + .addr = dev->cfg.i2c_addr, .flags = 0, .len = sizeof(buf), .buf = buf }, { - .addr = state->cfg.i2c_addr, + .addr = dev->cfg.i2c_addr, .flags = I2C_M_RD, .len = len, .buf = val } }; - ret = i2c_transfer(state->i2c, msg, 2); + ret = i2c_transfer(dev->i2c, msg, 2); if (ret == 2) { ret = 0; } else { - dev_warn(&state->i2c->dev, + dev_warn(&dev->i2c->dev, "%s: i2c rd failed=%d reg=%06x len=%d\n", KBUILD_MODNAME, ret, reg, len); ret = -EREMOTEIO; @@ -113,19 +113,19 @@ static int af9033_rd_regs(struct af9033_state *state, u32 reg, u8 *val, int len) /* write single register */ -static int af9033_wr_reg(struct af9033_state *state, u32 reg, u8 val) +static int af9033_wr_reg(struct af9033_dev *dev, u32 reg, u8 val) { - return af9033_wr_regs(state, reg, &val, 1); + return af9033_wr_regs(dev, reg, &val, 1); } /* read single register */ -static int af9033_rd_reg(struct af9033_state *state, u32 reg, u8 *val) +static int af9033_rd_reg(struct af9033_dev *dev, u32 reg, u8 *val) { - return af9033_rd_regs(state, reg, val, 1); + return af9033_rd_regs(dev, reg, val, 1); } /* write single register with mask */ -static int af9033_wr_reg_mask(struct af9033_state *state, u32 reg, u8 val, +static int af9033_wr_reg_mask(struct af9033_dev *dev, u32 reg, u8 val, u8 mask) { int ret; @@ -133,7 +133,7 @@ static int af9033_wr_reg_mask(struct af9033_state *state, u32 reg, u8 val, /* no need for read if whole reg is written */ if (mask != 0xff) { - ret = af9033_rd_regs(state, reg, &tmp, 1); + ret = af9033_rd_regs(dev, reg, &tmp, 1); if (ret) return ret; @@ -142,17 +142,17 @@ static int af9033_wr_reg_mask(struct af9033_state *state, u32 reg, u8 val, val |= tmp; } - return af9033_wr_regs(state, reg, &val, 1); + return af9033_wr_regs(dev, reg, &val, 1); } /* read single register with mask */ -static int af9033_rd_reg_mask(struct af9033_state *state, u32 reg, u8 *val, +static int af9033_rd_reg_mask(struct af9033_dev *dev, u32 reg, u8 *val, u8 mask) { int ret, i; u8 tmp; - ret = af9033_rd_regs(state, reg, &tmp, 1); + ret = af9033_rd_regs(dev, reg, &tmp, 1); if (ret) return ret; @@ -169,17 +169,17 @@ static int af9033_rd_reg_mask(struct af9033_state *state, u32 reg, u8 *val, } /* write reg val table using reg addr auto increment */ -static int af9033_wr_reg_val_tab(struct af9033_state *state, +static int af9033_wr_reg_val_tab(struct af9033_dev *dev, const struct reg_val *tab, int tab_len) { #define MAX_TAB_LEN 212 int ret, i, j; u8 buf[1 + MAX_TAB_LEN]; - dev_dbg(&state->i2c->dev, "%s: tab_len=%d\n", __func__, tab_len); + dev_dbg(&dev->i2c->dev, "%s: tab_len=%d\n", __func__, tab_len); if (tab_len > sizeof(buf)) { - dev_warn(&state->i2c->dev, "%s: tab len %d is too big\n", + dev_warn(&dev->i2c->dev, "%s: tab len %d is too big\n", KBUILD_MODNAME, tab_len); return -EINVAL; } @@ -188,7 +188,7 @@ static int af9033_wr_reg_val_tab(struct af9033_state *state, buf[j] = tab[i].val; if (i == tab_len - 1 || tab[i].reg != tab[i + 1].reg - 1) { - ret = af9033_wr_regs(state, tab[i].reg - j, buf, j + 1); + ret = af9033_wr_regs(dev, tab[i].reg - j, buf, j + 1); if (ret < 0) goto err; @@ -201,16 +201,16 @@ static int af9033_wr_reg_val_tab(struct af9033_state *state, return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } -static u32 af9033_div(struct af9033_state *state, u32 a, u32 b, u32 x) +static u32 af9033_div(struct af9033_dev *dev, u32 a, u32 b, u32 x) { u32 r = 0, c = 0, i; - dev_dbg(&state->i2c->dev, "%s: a=%d b=%d x=%d\n", __func__, a, b, x); + dev_dbg(&dev->i2c->dev, "%s: a=%d b=%d x=%d\n", __func__, a, b, x); if (a > b) { c = a / b; @@ -227,7 +227,7 @@ static u32 af9033_div(struct af9033_state *state, u32 a, u32 b, u32 x) } r = (c << (u32)x) + r; - dev_dbg(&state->i2c->dev, "%s: a=%d b=%d x=%d r=%d r=%x\n", + dev_dbg(&dev->i2c->dev, "%s: a=%d b=%d x=%d r=%d r=%x\n", __func__, a, b, x, r, r); return r; @@ -235,14 +235,14 @@ static u32 af9033_div(struct af9033_state *state, u32 a, u32 b, u32 x) static void af9033_release(struct dvb_frontend *fe) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; - kfree(state); + kfree(dev); } static int af9033_init(struct dvb_frontend *fe) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret, i, len; const struct reg_val *init; u8 buf[4]; @@ -250,7 +250,7 @@ static int af9033_init(struct dvb_frontend *fe) struct reg_val_mask tab[] = { { 0x80fb24, 0x00, 0x08 }, { 0x80004c, 0x00, 0xff }, - { 0x00f641, state->cfg.tuner, 0xff }, + { 0x00f641, dev->cfg.tuner, 0xff }, { 0x80f5ca, 0x01, 0x01 }, { 0x80f715, 0x01, 0x01 }, { 0x00f41f, 0x04, 0x04 }, @@ -269,82 +269,82 @@ static int af9033_init(struct dvb_frontend *fe) { 0x00d830, 0x01, 0xff }, { 0x00d831, 0x00, 0xff }, { 0x00d832, 0x00, 0xff }, - { 0x80f985, state->ts_mode_serial, 0x01 }, - { 0x80f986, state->ts_mode_parallel, 0x01 }, + { 0x80f985, dev->ts_mode_serial, 0x01 }, + { 0x80f986, dev->ts_mode_parallel, 0x01 }, { 0x00d827, 0x00, 0xff }, { 0x00d829, 0x00, 0xff }, - { 0x800045, state->cfg.adc_multiplier, 0xff }, + { 0x800045, dev->cfg.adc_multiplier, 0xff }, }; /* program clock control */ - clock_cw = af9033_div(state, state->cfg.clock, 1000000ul, 19ul); + clock_cw = af9033_div(dev, dev->cfg.clock, 1000000ul, 19ul); buf[0] = (clock_cw >> 0) & 0xff; buf[1] = (clock_cw >> 8) & 0xff; buf[2] = (clock_cw >> 16) & 0xff; buf[3] = (clock_cw >> 24) & 0xff; - dev_dbg(&state->i2c->dev, "%s: clock=%d clock_cw=%08x\n", - __func__, state->cfg.clock, clock_cw); + dev_dbg(&dev->i2c->dev, "%s: clock=%d clock_cw=%08x\n", + __func__, dev->cfg.clock, clock_cw); - ret = af9033_wr_regs(state, 0x800025, buf, 4); + ret = af9033_wr_regs(dev, 0x800025, buf, 4); if (ret < 0) goto err; /* program ADC control */ for (i = 0; i < ARRAY_SIZE(clock_adc_lut); i++) { - if (clock_adc_lut[i].clock == state->cfg.clock) + if (clock_adc_lut[i].clock == dev->cfg.clock) break; } - adc_cw = af9033_div(state, clock_adc_lut[i].adc, 1000000ul, 19ul); + adc_cw = af9033_div(dev, clock_adc_lut[i].adc, 1000000ul, 19ul); buf[0] = (adc_cw >> 0) & 0xff; buf[1] = (adc_cw >> 8) & 0xff; buf[2] = (adc_cw >> 16) & 0xff; - dev_dbg(&state->i2c->dev, "%s: adc=%d adc_cw=%06x\n", + dev_dbg(&dev->i2c->dev, "%s: adc=%d adc_cw=%06x\n", __func__, clock_adc_lut[i].adc, adc_cw); - ret = af9033_wr_regs(state, 0x80f1cd, buf, 3); + ret = af9033_wr_regs(dev, 0x80f1cd, buf, 3); if (ret < 0) goto err; /* program register table */ for (i = 0; i < ARRAY_SIZE(tab); i++) { - ret = af9033_wr_reg_mask(state, tab[i].reg, tab[i].val, + ret = af9033_wr_reg_mask(dev, tab[i].reg, tab[i].val, tab[i].mask); if (ret < 0) goto err; } /* clock output */ - if (state->cfg.dyn0_clk) { - ret = af9033_wr_reg(state, 0x80fba8, 0x00); + if (dev->cfg.dyn0_clk) { + ret = af9033_wr_reg(dev, 0x80fba8, 0x00); if (ret < 0) goto err; } /* settings for TS interface */ - if (state->cfg.ts_mode == AF9033_TS_MODE_USB) { - ret = af9033_wr_reg_mask(state, 0x80f9a5, 0x00, 0x01); + if (dev->cfg.ts_mode == AF9033_TS_MODE_USB) { + ret = af9033_wr_reg_mask(dev, 0x80f9a5, 0x00, 0x01); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x01, 0x01); + ret = af9033_wr_reg_mask(dev, 0x80f9b5, 0x01, 0x01); if (ret < 0) goto err; } else { - ret = af9033_wr_reg_mask(state, 0x80f990, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x80f990, 0x00, 0x01); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x80f9b5, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x80f9b5, 0x00, 0x01); if (ret < 0) goto err; } /* load OFSM settings */ - dev_dbg(&state->i2c->dev, "%s: load ofsm settings\n", __func__); - switch (state->cfg.tuner) { + dev_dbg(&dev->i2c->dev, "%s: load ofsm settings\n", __func__); + switch (dev->cfg.tuner) { case AF9033_TUNER_IT9135_38: case AF9033_TUNER_IT9135_51: case AF9033_TUNER_IT9135_52: @@ -363,14 +363,14 @@ static int af9033_init(struct dvb_frontend *fe) break; } - ret = af9033_wr_reg_val_tab(state, init, len); + ret = af9033_wr_reg_val_tab(dev, init, len); if (ret < 0) goto err; /* load tuner specific settings */ - dev_dbg(&state->i2c->dev, "%s: load tuner specific settings\n", + dev_dbg(&dev->i2c->dev, "%s: load tuner specific settings\n", __func__); - switch (state->cfg.tuner) { + switch (dev->cfg.tuner) { case AF9033_TUNER_TUA9001: len = ARRAY_SIZE(tuner_init_tua9001); init = tuner_init_tua9001; @@ -420,90 +420,90 @@ static int af9033_init(struct dvb_frontend *fe) init = tuner_init_it9135_62; break; default: - dev_dbg(&state->i2c->dev, "%s: unsupported tuner ID=%d\n", - __func__, state->cfg.tuner); + dev_dbg(&dev->i2c->dev, "%s: unsupported tuner ID=%d\n", + __func__, dev->cfg.tuner); ret = -ENODEV; goto err; } - ret = af9033_wr_reg_val_tab(state, init, len); + ret = af9033_wr_reg_val_tab(dev, init, len); if (ret < 0) goto err; - if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { - ret = af9033_wr_reg_mask(state, 0x00d91c, 0x01, 0x01); + if (dev->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { + ret = af9033_wr_reg_mask(dev, 0x00d91c, 0x01, 0x01); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x00d917, 0x00, 0x01); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x00d916, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x00d916, 0x00, 0x01); if (ret < 0) goto err; } - switch (state->cfg.tuner) { + switch (dev->cfg.tuner) { case AF9033_TUNER_IT9135_60: case AF9033_TUNER_IT9135_61: case AF9033_TUNER_IT9135_62: - ret = af9033_wr_reg(state, 0x800000, 0x01); + ret = af9033_wr_reg(dev, 0x800000, 0x01); if (ret < 0) goto err; } - state->bandwidth_hz = 0; /* force to program all parameters */ + dev->bandwidth_hz = 0; /* force to program all parameters */ return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_sleep(struct dvb_frontend *fe) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret, i; u8 tmp; - ret = af9033_wr_reg(state, 0x80004c, 1); + ret = af9033_wr_reg(dev, 0x80004c, 1); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x800000, 0); + ret = af9033_wr_reg(dev, 0x800000, 0); if (ret < 0) goto err; for (i = 100, tmp = 1; i && tmp; i--) { - ret = af9033_rd_reg(state, 0x80004c, &tmp); + ret = af9033_rd_reg(dev, 0x80004c, &tmp); if (ret < 0) goto err; usleep_range(200, 10000); } - dev_dbg(&state->i2c->dev, "%s: loop=%d\n", __func__, i); + dev_dbg(&dev->i2c->dev, "%s: loop=%d\n", __func__, i); if (i == 0) { ret = -ETIMEDOUT; goto err; } - ret = af9033_wr_reg_mask(state, 0x80fb24, 0x08, 0x08); + ret = af9033_wr_reg_mask(dev, 0x80fb24, 0x08, 0x08); if (ret < 0) goto err; /* prevent current leak (?) */ - if (state->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { + if (dev->cfg.ts_mode == AF9033_TS_MODE_SERIAL) { /* enable parallel TS */ - ret = af9033_wr_reg_mask(state, 0x00d917, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x00d917, 0x00, 0x01); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x00d916, 0x01, 0x01); + ret = af9033_wr_reg_mask(dev, 0x00d916, 0x01, 0x01); if (ret < 0) goto err; } @@ -511,7 +511,7 @@ static int af9033_sleep(struct dvb_frontend *fe) return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } @@ -529,13 +529,13 @@ static int af9033_get_tune_settings(struct dvb_frontend *fe, static int af9033_set_frontend(struct dvb_frontend *fe) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; int ret, i, spec_inv, sampling_freq; u8 tmp, buf[3], bandwidth_reg_val; u32 if_frequency, freq_cw, adc_freq; - dev_dbg(&state->i2c->dev, "%s: frequency=%d bandwidth_hz=%d\n", + dev_dbg(&dev->i2c->dev, "%s: frequency=%d bandwidth_hz=%d\n", __func__, c->frequency, c->bandwidth_hz); /* check bandwidth */ @@ -550,7 +550,7 @@ static int af9033_set_frontend(struct dvb_frontend *fe) bandwidth_reg_val = 0x02; break; default: - dev_dbg(&state->i2c->dev, "%s: invalid bandwidth_hz\n", + dev_dbg(&dev->i2c->dev, "%s: invalid bandwidth_hz\n", __func__); ret = -EINVAL; goto err; @@ -561,23 +561,23 @@ static int af9033_set_frontend(struct dvb_frontend *fe) fe->ops.tuner_ops.set_params(fe); /* program CFOE coefficients */ - if (c->bandwidth_hz != state->bandwidth_hz) { + if (c->bandwidth_hz != dev->bandwidth_hz) { for (i = 0; i < ARRAY_SIZE(coeff_lut); i++) { - if (coeff_lut[i].clock == state->cfg.clock && + if (coeff_lut[i].clock == dev->cfg.clock && coeff_lut[i].bandwidth_hz == c->bandwidth_hz) { break; } } - ret = af9033_wr_regs(state, 0x800001, + ret = af9033_wr_regs(dev, 0x800001, coeff_lut[i].val, sizeof(coeff_lut[i].val)); } /* program frequency control */ - if (c->bandwidth_hz != state->bandwidth_hz) { - spec_inv = state->cfg.spec_inv ? -1 : 1; + if (c->bandwidth_hz != dev->bandwidth_hz) { + spec_inv = dev->cfg.spec_inv ? -1 : 1; for (i = 0; i < ARRAY_SIZE(clock_adc_lut); i++) { - if (clock_adc_lut[i].clock == state->cfg.clock) + if (clock_adc_lut[i].clock == dev->cfg.clock) break; } adc_freq = clock_adc_lut[i].adc; @@ -598,12 +598,12 @@ static int af9033_set_frontend(struct dvb_frontend *fe) else sampling_freq *= -1; - freq_cw = af9033_div(state, sampling_freq, adc_freq, 23ul); + freq_cw = af9033_div(dev, sampling_freq, adc_freq, 23ul); if (spec_inv == -1) freq_cw = 0x800000 - freq_cw; - if (state->cfg.adc_multiplier == AF9033_ADC_MULTIPLIER_2X) + if (dev->cfg.adc_multiplier == AF9033_ADC_MULTIPLIER_2X) freq_cw /= 2; buf[0] = (freq_cw >> 0) & 0xff; @@ -614,26 +614,26 @@ static int af9033_set_frontend(struct dvb_frontend *fe) if (if_frequency == 0) buf[2] = 0; - ret = af9033_wr_regs(state, 0x800029, buf, 3); + ret = af9033_wr_regs(dev, 0x800029, buf, 3); if (ret < 0) goto err; - state->bandwidth_hz = c->bandwidth_hz; + dev->bandwidth_hz = c->bandwidth_hz; } - ret = af9033_wr_reg_mask(state, 0x80f904, bandwidth_reg_val, 0x03); + ret = af9033_wr_reg_mask(dev, 0x80f904, bandwidth_reg_val, 0x03); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x800040, 0x00); + ret = af9033_wr_reg(dev, 0x800040, 0x00); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x800047, 0x00); + ret = af9033_wr_reg(dev, 0x800047, 0x00); if (ret < 0) goto err; - ret = af9033_wr_reg_mask(state, 0x80f999, 0x00, 0x01); + ret = af9033_wr_reg_mask(dev, 0x80f999, 0x00, 0x01); if (ret < 0) goto err; @@ -642,33 +642,33 @@ static int af9033_set_frontend(struct dvb_frontend *fe) else tmp = 0x01; /* UHF */ - ret = af9033_wr_reg(state, 0x80004b, tmp); + ret = af9033_wr_reg(dev, 0x80004b, tmp); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x800000, 0x00); + ret = af9033_wr_reg(dev, 0x800000, 0x00); if (ret < 0) goto err; return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_get_frontend(struct dvb_frontend *fe) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; struct dtv_frontend_properties *c = &fe->dtv_property_cache; int ret; u8 buf[8]; - dev_dbg(&state->i2c->dev, "%s:\n", __func__); + dev_dbg(&dev->i2c->dev, "%s:\n", __func__); /* read all needed registers */ - ret = af9033_rd_regs(state, 0x80f900, buf, sizeof(buf)); + ret = af9033_rd_regs(dev, 0x80f900, buf, sizeof(buf)); if (ret < 0) goto err; @@ -780,21 +780,21 @@ static int af9033_get_frontend(struct dvb_frontend *fe) return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; u8 tmp; *status = 0; /* radio channel status, 0=no result, 1=has signal, 2=no signal */ - ret = af9033_rd_reg(state, 0x800047, &tmp); + ret = af9033_rd_reg(dev, 0x800047, &tmp); if (ret < 0) goto err; @@ -804,7 +804,7 @@ static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) if (tmp != 0x02) { /* TPS lock */ - ret = af9033_rd_reg_mask(state, 0x80f5a9, &tmp, 0x01); + ret = af9033_rd_reg_mask(dev, 0x80f5a9, &tmp, 0x01); if (ret < 0) goto err; @@ -813,7 +813,7 @@ static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) FE_HAS_VITERBI; /* full lock */ - ret = af9033_rd_reg_mask(state, 0x80f999, &tmp, 0x01); + ret = af9033_rd_reg_mask(dev, 0x80f999, &tmp, 0x01); if (ret < 0) goto err; @@ -826,28 +826,28 @@ static int af9033_read_status(struct dvb_frontend *fe, fe_status_t *status) return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_read_snr(struct dvb_frontend *fe, u16 *snr) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret, i, len; u8 buf[3], tmp; u32 snr_val; const struct val_snr *snr_lut; /* read value */ - ret = af9033_rd_regs(state, 0x80002c, buf, 3); + ret = af9033_rd_regs(dev, 0x80002c, buf, 3); if (ret < 0) goto err; snr_val = (buf[2] << 16) | (buf[1] << 8) | buf[0]; /* read current modulation */ - ret = af9033_rd_reg(state, 0x80f903, &tmp); + ret = af9033_rd_reg(dev, 0x80f903, &tmp); if (ret < 0) goto err; @@ -880,19 +880,19 @@ static int af9033_read_snr(struct dvb_frontend *fe, u16 *snr) return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_read_signal_strength(struct dvb_frontend *fe, u16 *strength) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; u8 strength2; /* read signal strength of 0-100 scale */ - ret = af9033_rd_reg(state, 0x800048, &strength2); + ret = af9033_rd_reg(dev, 0x800048, &strength2); if (ret < 0) goto err; @@ -902,12 +902,12 @@ static int af9033_read_signal_strength(struct dvb_frontend *fe, u16 *strength) return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } -static int af9033_update_ch_stat(struct af9033_state *state) +static int af9033_update_ch_stat(struct af9033_dev *dev) { int ret = 0; u32 err_cnt, bit_cnt; @@ -915,8 +915,8 @@ static int af9033_update_ch_stat(struct af9033_state *state) u8 buf[7]; /* only update data every half second */ - if (time_after(jiffies, state->last_stat_check + msecs_to_jiffies(500))) { - ret = af9033_rd_regs(state, 0x800032, buf, sizeof(buf)); + if (time_after(jiffies, dev->last_stat_check + msecs_to_jiffies(500))) { + ret = af9033_rd_regs(dev, 0x800032, buf, sizeof(buf)); if (ret < 0) goto err; /* in 8 byte packets? */ @@ -928,93 +928,93 @@ static int af9033_update_ch_stat(struct af9033_state *state) if (bit_cnt < abort_cnt) { abort_cnt = 1000; - state->ber = 0xffffffff; + dev->ber = 0xffffffff; } else { /* * 8 byte packets, that have not been rejected already */ bit_cnt -= (u32)abort_cnt; if (bit_cnt == 0) { - state->ber = 0xffffffff; + dev->ber = 0xffffffff; } else { err_cnt -= (u32)abort_cnt * 8 * 8; bit_cnt *= 8 * 8; - state->ber = err_cnt * (0xffffffff / bit_cnt); + dev->ber = err_cnt * (0xffffffff / bit_cnt); } } - state->ucb += abort_cnt; - state->last_stat_check = jiffies; + dev->ucb += abort_cnt; + dev->last_stat_check = jiffies; } return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_read_ber(struct dvb_frontend *fe, u32 *ber) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; - ret = af9033_update_ch_stat(state); + ret = af9033_update_ch_stat(dev); if (ret < 0) return ret; - *ber = state->ber; + *ber = dev->ber; return 0; } static int af9033_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; - ret = af9033_update_ch_stat(state); + ret = af9033_update_ch_stat(dev); if (ret < 0) return ret; - *ucblocks = state->ucb; + *ucblocks = dev->ucb; return 0; } static int af9033_i2c_gate_ctrl(struct dvb_frontend *fe, int enable) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; - dev_dbg(&state->i2c->dev, "%s: enable=%d\n", __func__, enable); + dev_dbg(&dev->i2c->dev, "%s: enable=%d\n", __func__, enable); - ret = af9033_wr_reg_mask(state, 0x00fa04, enable, 0x01); + ret = af9033_wr_reg_mask(dev, 0x00fa04, enable, 0x01); if (ret < 0) goto err; return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } static int af9033_pid_filter_ctrl(struct dvb_frontend *fe, int onoff) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; - dev_dbg(&state->i2c->dev, "%s: onoff=%d\n", __func__, onoff); + dev_dbg(&dev->i2c->dev, "%s: onoff=%d\n", __func__, onoff); - ret = af9033_wr_reg_mask(state, 0x80f993, onoff, 0x01); + ret = af9033_wr_reg_mask(dev, 0x80f993, onoff, 0x01); if (ret < 0) goto err; return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } @@ -1022,32 +1022,32 @@ err: static int af9033_pid_filter(struct dvb_frontend *fe, int index, u16 pid, int onoff) { - struct af9033_state *state = fe->demodulator_priv; + struct af9033_dev *dev = fe->demodulator_priv; int ret; u8 wbuf[2] = {(pid >> 0) & 0xff, (pid >> 8) & 0xff}; - dev_dbg(&state->i2c->dev, "%s: index=%d pid=%04x onoff=%d\n", + dev_dbg(&dev->i2c->dev, "%s: index=%d pid=%04x onoff=%d\n", __func__, index, pid, onoff); if (pid > 0x1fff) return 0; - ret = af9033_wr_regs(state, 0x80f996, wbuf, 2); + ret = af9033_wr_regs(dev, 0x80f996, wbuf, 2); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x80f994, onoff); + ret = af9033_wr_reg(dev, 0x80f994, onoff); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x80f995, index); + ret = af9033_wr_reg(dev, 0x80f995, index); if (ret < 0) goto err; return 0; err: - dev_dbg(&state->i2c->dev, "%s: failed=%d\n", __func__, ret); + dev_dbg(&dev->i2c->dev, "%s: failed=%d\n", __func__, ret); return ret; } @@ -1059,30 +1059,30 @@ struct dvb_frontend *af9033_attach(const struct af9033_config *config, struct af9033_ops *ops) { int ret; - struct af9033_state *state; + struct af9033_dev *dev; u8 buf[8]; u32 reg; dev_dbg(&i2c->dev, "%s:\n", __func__); /* allocate memory for the internal state */ - state = kzalloc(sizeof(struct af9033_state), GFP_KERNEL); - if (state == NULL) + dev = kzalloc(sizeof(struct af9033_dev), GFP_KERNEL); + if (dev == NULL) goto err; /* setup the state */ - state->i2c = i2c; - memcpy(&state->cfg, config, sizeof(struct af9033_config)); + dev->i2c = i2c; + memcpy(&dev->cfg, config, sizeof(struct af9033_config)); - if (state->cfg.clock != 12000000) { - dev_err(&state->i2c->dev, + if (dev->cfg.clock != 12000000) { + dev_err(&dev->i2c->dev, "%s: af9033: unsupported clock=%d, only 12000000 Hz is supported currently\n", - KBUILD_MODNAME, state->cfg.clock); + KBUILD_MODNAME, dev->cfg.clock); goto err; } /* firmware version */ - switch (state->cfg.tuner) { + switch (dev->cfg.tuner) { case AF9033_TUNER_IT9135_38: case AF9033_TUNER_IT9135_51: case AF9033_TUNER_IT9135_52: @@ -1096,21 +1096,21 @@ struct dvb_frontend *af9033_attach(const struct af9033_config *config, break; } - ret = af9033_rd_regs(state, reg, &buf[0], 4); + ret = af9033_rd_regs(dev, reg, &buf[0], 4); if (ret < 0) goto err; - ret = af9033_rd_regs(state, 0x804191, &buf[4], 4); + ret = af9033_rd_regs(dev, 0x804191, &buf[4], 4); if (ret < 0) goto err; - dev_info(&state->i2c->dev, + dev_info(&dev->i2c->dev, "%s: firmware version: LINK=%d.%d.%d.%d OFDM=%d.%d.%d.%d\n", KBUILD_MODNAME, buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]); /* sleep */ - switch (state->cfg.tuner) { + switch (dev->cfg.tuner) { case AF9033_TUNER_IT9135_38: case AF9033_TUNER_IT9135_51: case AF9033_TUNER_IT9135_52: @@ -1120,22 +1120,22 @@ struct dvb_frontend *af9033_attach(const struct af9033_config *config, /* IT9135 did not like to sleep at that early */ break; default: - ret = af9033_wr_reg(state, 0x80004c, 1); + ret = af9033_wr_reg(dev, 0x80004c, 1); if (ret < 0) goto err; - ret = af9033_wr_reg(state, 0x800000, 0); + ret = af9033_wr_reg(dev, 0x800000, 0); if (ret < 0) goto err; } /* configure internal TS mode */ - switch (state->cfg.ts_mode) { + switch (dev->cfg.ts_mode) { case AF9033_TS_MODE_PARALLEL: - state->ts_mode_parallel = true; + dev->ts_mode_parallel = true; break; case AF9033_TS_MODE_SERIAL: - state->ts_mode_serial = true; + dev->ts_mode_serial = true; break; case AF9033_TS_MODE_USB: /* usb mode for AF9035 */ @@ -1144,18 +1144,18 @@ struct dvb_frontend *af9033_attach(const struct af9033_config *config, } /* create dvb_frontend */ - memcpy(&state->fe.ops, &af9033_ops, sizeof(struct dvb_frontend_ops)); - state->fe.demodulator_priv = state; + memcpy(&dev->fe.ops, &af9033_ops, sizeof(struct dvb_frontend_ops)); + dev->fe.demodulator_priv = dev; if (ops) { ops->pid_filter = af9033_pid_filter; ops->pid_filter_ctrl = af9033_pid_filter_ctrl; } - return &state->fe; + return &dev->fe; err: - kfree(state); + kfree(dev); return NULL; } EXPORT_SYMBOL(af9033_attach); |