V4L/DVB (7073): DiB7070: Reception quality improved
Removing two bugs to improve sensitivity for DiB7070 and Dib7000P with MT2266. Signed-off-by: Patrick Boettcher <pb@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -781,6 +781,8 @@ static struct dib7000p_config dib7070p_dib7000p_config = {
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.agc_config_count = 1,
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.agc = &dib7070_agc_config,
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.bw = &dib7070_bw_config_12_mhz,
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.tuner_is_baseband = 1,
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.spur_protect = 1,
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.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
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.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
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@ -820,6 +822,8 @@ static struct dib7000p_config stk7070pd_dib7000p_config[2] = {
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.agc_config_count = 1,
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.agc = &dib7070_agc_config,
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.bw = &dib7070_bw_config_12_mhz,
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.tuner_is_baseband = 1,
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.spur_protect = 1,
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.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
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.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
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@ -832,6 +836,8 @@ static struct dib7000p_config stk7070pd_dib7000p_config[2] = {
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.agc_config_count = 1,
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.agc = &dib7070_agc_config,
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.bw = &dib7070_bw_config_12_mhz,
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.tuner_is_baseband = 1,
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.spur_protect = 1,
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.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
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.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
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@ -434,9 +434,14 @@ static u16 dib0070_p1f_defaults[] =
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0,
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};
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static void dib0070_wbd_calibration(struct dib0070_state *state)
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static void dib0070_wbd_calibration(struct dvb_frontend *fe)
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{
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u16 wbd_offs;
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struct dib0070_state *state = fe->tuner_priv;
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if (state->cfg->sleep)
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state->cfg->sleep(fe, 0);
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dib0070_write_reg(state, 0x0f, 0x6d81);
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dib0070_write_reg(state, 0x20, 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001);
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msleep(9);
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@ -444,6 +449,10 @@ static void dib0070_wbd_calibration(struct dib0070_state *state)
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dib0070_write_reg(state, 0x20, 0);
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state->wbd_ff_offset = ((wbd_offs * 8 * 18 / 33 + 1) / 2);
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dprintk( "WBDStart = %d (Vargen) - FF = %hd", (u32) wbd_offs * 1800/1024, state->wbd_ff_offset);
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if (state->cfg->sleep)
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state->cfg->sleep(fe, 1);
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}
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u16 dib0070_wbd_offset(struct dvb_frontend *fe)
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@ -560,7 +569,7 @@ struct dvb_frontend * dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter
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if (dib0070_reset(state) != 0)
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goto free_mem;
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dib0070_wbd_calibration(state);
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dib0070_wbd_calibration(fe);
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printk(KERN_INFO "DiB0070: successfully identified\n");
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memcpy(&fe->ops.tuner_ops, &dib0070_ops, sizeof(struct dvb_tuner_ops));
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