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path: root/drivers/media/dvb-frontends/dib0070.h
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Diffstat (limited to 'drivers/media/dvb-frontends/dib0070.h')
-rw-r--r--drivers/media/dvb-frontends/dib0070.h76
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/media/dvb-frontends/dib0070.h b/drivers/media/dvb-frontends/dib0070.h
new file mode 100644
index 000000000000..45c31fae3967
--- /dev/null
+++ b/drivers/media/dvb-frontends/dib0070.h
@@ -0,0 +1,76 @@
+/*
+ * Linux-DVB Driver for DiBcom's DiB0070 base-band RF Tuner.
+ *
+ * Copyright (C) 2005-7 DiBcom (http://www.dibcom.fr/)
+ *
+ * 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 the Free Software Foundation, version 2.
+ */
+#ifndef DIB0070_H
+#define DIB0070_H
+
+struct dvb_frontend;
+struct i2c_adapter;
+
+#define DEFAULT_DIB0070_I2C_ADDRESS 0x60
+
+struct dib0070_wbd_gain_cfg {
+ u16 freq;
+ u16 wbd_gain_val;
+};
+
+struct dib0070_config {
+ u8 i2c_address;
+
+ /* tuner pins controlled externally */
+ int (*reset) (struct dvb_frontend *, int);
+ int (*sleep) (struct dvb_frontend *, int);
+
+ /* offset in kHz */
+ int freq_offset_khz_uhf;
+ int freq_offset_khz_vhf;
+
+ u8 osc_buffer_state; /* 0= normal, 1= tri-state */
+ u32 clock_khz;
+ u8 clock_pad_drive; /* (Drive + 1) * 2mA */
+
+ u8 invert_iq; /* invert Q - in case I or Q is inverted on the board */
+
+ u8 force_crystal_mode; /* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */
+
+ u8 flip_chip;
+ u8 enable_third_order_filter;
+ u8 charge_pump;
+
+ const struct dib0070_wbd_gain_cfg *wbd_gain;
+
+ u8 vga_filter;
+};
+
+#if defined(CONFIG_DVB_TUNER_DIB0070) || (defined(CONFIG_DVB_TUNER_DIB0070_MODULE) && defined(MODULE))
+extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg);
+extern u16 dib0070_wbd_offset(struct dvb_frontend *);
+extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open);
+extern u8 dib0070_get_rf_output(struct dvb_frontend *fe);
+extern int dib0070_set_rf_output(struct dvb_frontend *fe, u8 no);
+#else
+static inline struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return NULL;
+}
+
+static inline u16 dib0070_wbd_offset(struct dvb_frontend *fe)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+ return 0;
+}
+
+static inline void dib0070_ctrl_agc_filter(struct dvb_frontend *fe, u8 open)
+{
+ printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+}
+#endif
+
+#endif