Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / media / dvb-frontends / m88ds3103.h

diff --git a/kernel/drivers/media/dvb-frontends/m88ds3103.h b/kernel/drivers/media/dvb-frontends/m88ds3103.h
new file mode 100644 (file)
index 0000000..9b3b496
--- /dev/null
+++ b/kernel/drivers/media/dvb-frontends/m88ds3103.h
@@ -0,0 +1,139 @@
+/*
+ * Montage M88DS3103 demodulator driver
+ *
+ * Copyright (C) 2013 Antti Palosaari <crope@iki.fi>
+ *
+ *    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; either version 2 of the License, or
+ *    (at your option) any later version.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU General Public License for more details.
+ */
+
+#ifndef M88DS3103_H
+#define M88DS3103_H
+
+#include <linux/dvb/frontend.h>
+
+struct m88ds3103_config {
+       /*
+        * I2C address
+        * Default: none, must set
+        * 0x68, ...
+        */
+       u8 i2c_addr;
+
+       /*
+        * clock
+        * Default: none, must set
+        * 27000000
+        */
+       u32 clock;
+
+       /*
+        * max bytes I2C provider is asked to write at once
+        * Default: none, must set
+        * 33, 65, ...
+        */
+       u16 i2c_wr_max;
+
+       /*
+        * TS output mode
+        * Default: M88DS3103_TS_SERIAL
+        */
+#define M88DS3103_TS_SERIAL             0 /* TS output pin D0, normal */
+#define M88DS3103_TS_SERIAL_D7          1 /* TS output pin D7 */
+#define M88DS3103_TS_PARALLEL           2 /* TS Parallel mode */
+#define M88DS3103_TS_CI                 3 /* TS CI Mode */
+       u8 ts_mode;
+
+       /*
+        * TS clk in KHz
+        * Default: 0.
+        */
+       u32 ts_clk;
+
+       /*
+        * TS clk polarity.
+        * Default: 0. 1-active at falling edge; 0-active at rising edge.
+        */
+       u8 ts_clk_pol:1;
+
+       /*
+        * spectrum inversion
+        * Default: 0
+        */
+       u8 spec_inv:1;
+
+       /*
+        * AGC polarity
+        * Default: 0
+        */
+       u8 agc_inv:1;
+
+       /*
+        * clock output
+        * Default: M88DS3103_CLOCK_OUT_DISABLED
+        */
+#define M88DS3103_CLOCK_OUT_DISABLED        0
+#define M88DS3103_CLOCK_OUT_ENABLED         1
+#define M88DS3103_CLOCK_OUT_ENABLED_DIV2    2
+       u8 clock_out;
+
+       /*
+        * DiSEqC envelope mode
+        * Default: 0
+        */
+       u8 envelope_mode:1;
+
+       /*
+        * AGC configuration
+        * Default: none, must set
+        */
+       u8 agc;
+
+       /*
+        * LNB H/V pin polarity
+        * Default: 0.
+        * 1: pin high set to VOLTAGE_13, pin low to set VOLTAGE_18.
+        * 0: pin high set to VOLTAGE_18, pin low to set VOLTAGE_13.
+        */
+       u8 lnb_hv_pol:1;
+
+       /*
+        * LNB enable pin polarity
+        * Default: 0.
+        * 1: pin high to enable, pin low to disable.
+        * 0: pin high to disable, pin low to enable.
+        */
+       u8 lnb_en_pol:1;
+};
+
+/*
+ * Driver implements own I2C-adapter for tuner I2C access. That's since chip
+ * has I2C-gate control which closes gate automatically after I2C transfer.
+ * Using own I2C adapter we can workaround that.
+ */
+
+#if defined(CONFIG_DVB_M88DS3103) || \
+               (defined(CONFIG_DVB_M88DS3103_MODULE) && defined(MODULE))
+extern struct dvb_frontend *m88ds3103_attach(
+               const struct m88ds3103_config *config,
+               struct i2c_adapter *i2c,
+               struct i2c_adapter **tuner_i2c);
+#else
+static inline struct dvb_frontend *m88ds3103_attach(
+               const struct m88ds3103_config *config,
+               struct i2c_adapter *i2c,
+               struct i2c_adapter **tuner_i2c)
+{
+       pr_warn("%s: driver disabled by Kconfig\n", __func__);
+       return NULL;
+}
+#endif
+
+#endif