Imported Upstream version 1.1.0upstream/1.1.0

1 files changed, 260 insertions, 0 deletions

diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h
new file mode 100644
index 0000000..3fa118e
--- /dev/null
+++ b/include/linux/dvb/frontend.h
@@ -0,0 +1,260 @@
+/*
+ * frontend.h
+ *
+ * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de>
+ *                    Ralph  Metzler <ralph@convergence.de>
+ *                    Holger Waechtler <holger@convergence.de>
+ *                    Andre Draszik <ad@convergence.de>
+ *                    for convergence integrated media GmbH
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 2.1
+ * 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.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ */
+
+#ifndef _DVBFRONTEND_H_
+#define _DVBFRONTEND_H_
+
+#include <asm/types.h>
+
+
+typedef enum fe_type {
+        FE_QPSK,
+        FE_QAM,
+        FE_OFDM
+} fe_type_t;
+
+
+typedef enum fe_caps {
+	FE_IS_STUPID                  = 0,
+	FE_CAN_INVERSION_AUTO         = 0x1,
+	FE_CAN_FEC_1_2                = 0x2,
+	FE_CAN_FEC_2_3                = 0x4,
+	FE_CAN_FEC_3_4                = 0x8,
+	FE_CAN_FEC_4_5                = 0x10,
+	FE_CAN_FEC_5_6                = 0x20,
+	FE_CAN_FEC_6_7                = 0x40,
+	FE_CAN_FEC_7_8                = 0x80,
+	FE_CAN_FEC_8_9                = 0x100,
+	FE_CAN_FEC_AUTO               = 0x200,
+	FE_CAN_QPSK                   = 0x400,
+	FE_CAN_QAM_16                 = 0x800,
+	FE_CAN_QAM_32                 = 0x1000,
+	FE_CAN_QAM_64                 = 0x2000,
+	FE_CAN_QAM_128                = 0x4000,
+	FE_CAN_QAM_256                = 0x8000,
+	FE_CAN_QAM_AUTO               = 0x10000,
+	FE_CAN_TRANSMISSION_MODE_AUTO = 0x20000,
+	FE_CAN_BANDWIDTH_AUTO         = 0x40000,
+	FE_CAN_GUARD_INTERVAL_AUTO    = 0x80000,
+	FE_CAN_HIERARCHY_AUTO         = 0x100000,
+	FE_CAN_RECOVER                = 0x20000000,
+	FE_CAN_CLEAN_SETUP            = 0x40000000,
+	FE_CAN_MUTE_TS                = 0x80000000
+} fe_caps_t;
+
+
+struct dvb_frontend_info {
+	char       name[128];
+        fe_type_t  type;
+        __u32      frequency_min;
+        __u32      frequency_max;
+	__u32      frequency_stepsize;
+	__u32      frequency_tolerance;
+	__u32      symbol_rate_min;
+        __u32      symbol_rate_max;
+	__u32      symbol_rate_tolerance;     /* ppm */
+	__u32      notifier_delay;            /* ms */
+	fe_caps_t  caps;
+};
+
+
+/**
+ *  Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for
+ *  the meaning of this struct...
+ */
+struct dvb_diseqc_master_cmd {
+        __u8 msg [6];        /*  { framing, address, command, data [3] } */
+        __u8 msg_len;        /*  valid values are 3...6  */
+};
+
+
+struct dvb_diseqc_slave_reply {
+	__u8 msg [4];        /*  { framing, data [3] } */
+	__u8 msg_len;        /*  valid values are 0...4, 0 means no msg  */
+	int  timeout;        /*  return from ioctl after timeout ms with */
+};                           /*  errorcode when no message was received  */
+
+
+typedef enum fe_sec_voltage {
+        SEC_VOLTAGE_13,
+        SEC_VOLTAGE_18,
+	SEC_VOLTAGE_OFF
+} fe_sec_voltage_t;
+
+
+typedef enum fe_sec_tone_mode {
+        SEC_TONE_ON,
+        SEC_TONE_OFF
+} fe_sec_tone_mode_t;
+
+
+typedef enum fe_sec_mini_cmd {
+        SEC_MINI_A,
+        SEC_MINI_B
+} fe_sec_mini_cmd_t;
+
+
+typedef enum fe_status {
+	FE_HAS_SIGNAL     = 0x01,   /*  found something above the noise level */
+	FE_HAS_CARRIER    = 0x02,   /*  found a DVB signal  */
+	FE_HAS_VITERBI    = 0x04,   /*  FEC is stable  */
+	FE_HAS_SYNC       = 0x08,   /*  found sync bytes  */
+	FE_HAS_LOCK       = 0x10,   /*  everything's working... */
+	FE_TIMEDOUT       = 0x20,   /*  no lock within the last ~2 seconds */
+	FE_REINIT         = 0x40    /*  frontend was reinitialized,  */
+} fe_status_t;                      /*  application is recommended to reset */
+                                    /*  DiSEqC, tone and parameters */
+
+typedef enum fe_spectral_inversion {
+        INVERSION_OFF,
+        INVERSION_ON,
+        INVERSION_AUTO
+} fe_spectral_inversion_t;
+
+
+typedef enum fe_code_rate {
+        FEC_NONE = 0,
+        FEC_1_2,
+        FEC_2_3,
+        FEC_3_4,
+        FEC_4_5,
+        FEC_5_6,
+        FEC_6_7,
+        FEC_7_8,
+        FEC_8_9,
+        FEC_AUTO
+} fe_code_rate_t;
+
+
+typedef enum fe_modulation {
+        QPSK,
+        QAM_16,
+        QAM_32,
+        QAM_64,
+        QAM_128,
+        QAM_256,
+	QAM_AUTO
+} fe_modulation_t;
+
+
+typedef enum fe_transmit_mode {
+	TRANSMISSION_MODE_2K,
+	TRANSMISSION_MODE_8K,
+	TRANSMISSION_MODE_AUTO
+} fe_transmit_mode_t;
+
+typedef enum fe_bandwidth {
+	BANDWIDTH_8_MHZ,
+	BANDWIDTH_7_MHZ,
+	BANDWIDTH_6_MHZ,
+	BANDWIDTH_AUTO
+} fe_bandwidth_t;
+
+
+typedef enum fe_guard_interval {
+	GUARD_INTERVAL_1_32,
+	GUARD_INTERVAL_1_16,
+	GUARD_INTERVAL_1_8,
+	GUARD_INTERVAL_1_4,
+	GUARD_INTERVAL_AUTO
+} fe_guard_interval_t;
+
+
+typedef enum fe_hierarchy {
+	HIERARCHY_NONE,
+	HIERARCHY_1,
+	HIERARCHY_2,
+	HIERARCHY_4,
+	HIERARCHY_AUTO
+} fe_hierarchy_t;
+
+
+struct dvb_qpsk_parameters {
+        __u32           symbol_rate;  /* symbol rate in Symbols per second */
+        fe_code_rate_t  fec_inner;    /* forward error correction (see above) */
+};
+
+
+struct dvb_qam_parameters {
+        __u32            symbol_rate; /* symbol rate in Symbols per second */
+        fe_code_rate_t   fec_inner;   /* forward error correction (see above) */
+        fe_modulation_t  modulation;  /* modulation type (see above) */
+};
+
+
+struct dvb_ofdm_parameters {
+        fe_bandwidth_t      bandwidth;
+        fe_code_rate_t      code_rate_HP;  /* high priority stream code rate */
+        fe_code_rate_t      code_rate_LP;  /* low priority stream code rate */
+        fe_modulation_t     constellation; /* modulation type (see above) */
+        fe_transmit_mode_t  transmission_mode;
+        fe_guard_interval_t guard_interval;
+        fe_hierarchy_t      hierarchy_information;
+};
+
+
+struct dvb_frontend_parameters {
+        __u32 frequency;     /* (absolute) frequency in Hz for QAM/OFDM */
+                             /* intermediate frequency in kHz for QPSK */
+	fe_spectral_inversion_t inversion;
+	union {
+		struct dvb_qpsk_parameters qpsk;
+		struct dvb_qam_parameters  qam;
+		struct dvb_ofdm_parameters ofdm;
+	} u;
+};
+
+
+struct dvb_frontend_event {
+	fe_status_t status;
+	struct dvb_frontend_parameters parameters;
+};
+
+
+
+#define FE_GET_INFO                _IOR('o', 61, struct dvb_frontend_info)
+
+#define FE_DISEQC_RESET_OVERLOAD   _IO('o', 62)
+#define FE_DISEQC_SEND_MASTER_CMD  _IOW('o', 63, struct dvb_diseqc_master_cmd)
+#define FE_DISEQC_RECV_SLAVE_REPLY _IOR('o', 64, struct dvb_diseqc_slave_reply)
+#define FE_DISEQC_SEND_BURST       _IO('o', 65)  /* fe_sec_mini_cmd_t */
+
+#define FE_SET_TONE                _IO('o', 66)  /* fe_sec_tone_mode_t */
+#define FE_SET_VOLTAGE             _IO('o', 67)  /* fe_sec_voltage_t */
+#define FE_ENABLE_HIGH_LNB_VOLTAGE _IO('o', 68)  /* int */
+
+#define FE_READ_STATUS             _IOR('o', 69, fe_status_t)
+#define FE_READ_BER                _IOR('o', 70, __u32)
+#define FE_READ_SIGNAL_STRENGTH    _IOR('o', 71, __u16)
+#define FE_READ_SNR                _IOR('o', 72, __u16)
+#define FE_READ_UNCORRECTED_BLOCKS _IOR('o', 73, __u32)
+
+#define FE_SET_FRONTEND            _IOW('o', 76, struct dvb_frontend_parameters)
+#define FE_GET_FRONTEND            _IOR('o', 77, struct dvb_frontend_parameters)
+#define FE_GET_EVENT               _IOR('o', 78, struct dvb_frontend_event)
+
+
+#endif /*_DVBFRONTEND_H_*/
+