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>
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index ffecb6e..1c6843c 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -781,6 +781,8 @@
.agc_config_count = 1,
.agc = &dib7070_agc_config,
.bw = &dib7070_bw_config_12_mhz,
+ .tuner_is_baseband = 1,
+ .spur_protect = 1,
.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
@@ -820,6 +822,8 @@
.agc_config_count = 1,
.agc = &dib7070_agc_config,
.bw = &dib7070_bw_config_12_mhz,
+ .tuner_is_baseband = 1,
+ .spur_protect = 1,
.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
@@ -832,6 +836,8 @@
.agc_config_count = 1,
.agc = &dib7070_agc_config,
.bw = &dib7070_bw_config_12_mhz,
+ .tuner_is_baseband = 1,
+ .spur_protect = 1,
.gpio_dir = DIB7000P_GPIO_DEFAULT_DIRECTIONS,
.gpio_val = DIB7000P_GPIO_DEFAULT_VALUES,
diff --git a/drivers/media/dvb/frontends/dib0070.c b/drivers/media/dvb/frontends/dib0070.c
index 481eaa6..fe895bf 100644
--- a/drivers/media/dvb/frontends/dib0070.c
+++ b/drivers/media/dvb/frontends/dib0070.c
@@ -434,9 +434,14 @@
0,
};
-static void dib0070_wbd_calibration(struct dib0070_state *state)
+static void dib0070_wbd_calibration(struct dvb_frontend *fe)
{
u16 wbd_offs;
+ struct dib0070_state *state = fe->tuner_priv;
+
+ if (state->cfg->sleep)
+ state->cfg->sleep(fe, 0);
+
dib0070_write_reg(state, 0x0f, 0x6d81);
dib0070_write_reg(state, 0x20, 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001);
msleep(9);
@@ -444,6 +449,10 @@
dib0070_write_reg(state, 0x20, 0);
state->wbd_ff_offset = ((wbd_offs * 8 * 18 / 33 + 1) / 2);
dprintk( "WBDStart = %d (Vargen) - FF = %hd", (u32) wbd_offs * 1800/1024, state->wbd_ff_offset);
+
+ if (state->cfg->sleep)
+ state->cfg->sleep(fe, 1);
+
}
u16 dib0070_wbd_offset(struct dvb_frontend *fe)
@@ -560,7 +569,7 @@
if (dib0070_reset(state) != 0)
goto free_mem;
- dib0070_wbd_calibration(state);
+ dib0070_wbd_calibration(fe);
printk(KERN_INFO "DiB0070: successfully identified\n");
memcpy(&fe->ops.tuner_ops, &dib0070_ops, sizeof(struct dvb_tuner_ops));