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1011 lines
29 KiB
1011 lines
29 KiB
/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */ |
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/* |
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* frontend.h |
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* |
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* Copyright (C) 2000 Marcus Metzler <[email protected]> |
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* Ralph Metzler <[email protected]> |
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* Holger Waechtler <[email protected]> |
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* Andre Draszik <[email protected]> |
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* for convergence integrated media GmbH |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public License |
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* as published by the Free Software Foundation; either version 2.1 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* |
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*/ |
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#ifndef _DVBFRONTEND_H_ |
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#define _DVBFRONTEND_H_ |
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#include <linux/types.h> |
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/** |
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* enum fe_caps - Frontend capabilities |
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* |
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* @FE_IS_STUPID: There's something wrong at the |
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* frontend, and it can't report its |
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* capabilities. |
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* @FE_CAN_INVERSION_AUTO: Can auto-detect frequency spectral |
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* band inversion |
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* @FE_CAN_FEC_1_2: Supports FEC 1/2 |
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* @FE_CAN_FEC_2_3: Supports FEC 2/3 |
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* @FE_CAN_FEC_3_4: Supports FEC 3/4 |
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* @FE_CAN_FEC_4_5: Supports FEC 4/5 |
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* @FE_CAN_FEC_5_6: Supports FEC 5/6 |
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* @FE_CAN_FEC_6_7: Supports FEC 6/7 |
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* @FE_CAN_FEC_7_8: Supports FEC 7/8 |
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* @FE_CAN_FEC_8_9: Supports FEC 8/9 |
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* @FE_CAN_FEC_AUTO: Can auto-detect FEC |
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* @FE_CAN_QPSK: Supports QPSK modulation |
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* @FE_CAN_QAM_16: Supports 16-QAM modulation |
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* @FE_CAN_QAM_32: Supports 32-QAM modulation |
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* @FE_CAN_QAM_64: Supports 64-QAM modulation |
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* @FE_CAN_QAM_128: Supports 128-QAM modulation |
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* @FE_CAN_QAM_256: Supports 256-QAM modulation |
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* @FE_CAN_QAM_AUTO: Can auto-detect QAM modulation |
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* @FE_CAN_TRANSMISSION_MODE_AUTO: Can auto-detect transmission mode |
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* @FE_CAN_BANDWIDTH_AUTO: Can auto-detect bandwidth |
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* @FE_CAN_GUARD_INTERVAL_AUTO: Can auto-detect guard interval |
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* @FE_CAN_HIERARCHY_AUTO: Can auto-detect hierarchy |
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* @FE_CAN_8VSB: Supports 8-VSB modulation |
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* @FE_CAN_16VSB: Supporta 16-VSB modulation |
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* @FE_HAS_EXTENDED_CAPS: Unused |
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* @FE_CAN_MULTISTREAM: Supports multistream filtering |
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* @FE_CAN_TURBO_FEC: Supports "turbo FEC" modulation |
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* @FE_CAN_2G_MODULATION: Supports "2nd generation" modulation, |
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* e. g. DVB-S2, DVB-T2, DVB-C2 |
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* @FE_NEEDS_BENDING: Unused |
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* @FE_CAN_RECOVER: Can recover from a cable unplug |
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* automatically |
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* @FE_CAN_MUTE_TS: Can stop spurious TS data output |
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*/ |
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enum fe_caps { |
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FE_IS_STUPID = 0, |
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FE_CAN_INVERSION_AUTO = 0x1, |
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FE_CAN_FEC_1_2 = 0x2, |
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FE_CAN_FEC_2_3 = 0x4, |
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FE_CAN_FEC_3_4 = 0x8, |
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FE_CAN_FEC_4_5 = 0x10, |
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FE_CAN_FEC_5_6 = 0x20, |
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FE_CAN_FEC_6_7 = 0x40, |
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FE_CAN_FEC_7_8 = 0x80, |
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FE_CAN_FEC_8_9 = 0x100, |
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FE_CAN_FEC_AUTO = 0x200, |
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FE_CAN_QPSK = 0x400, |
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FE_CAN_QAM_16 = 0x800, |
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FE_CAN_QAM_32 = 0x1000, |
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FE_CAN_QAM_64 = 0x2000, |
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FE_CAN_QAM_128 = 0x4000, |
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FE_CAN_QAM_256 = 0x8000, |
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FE_CAN_QAM_AUTO = 0x10000, |
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FE_CAN_TRANSMISSION_MODE_AUTO = 0x20000, |
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FE_CAN_BANDWIDTH_AUTO = 0x40000, |
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FE_CAN_GUARD_INTERVAL_AUTO = 0x80000, |
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FE_CAN_HIERARCHY_AUTO = 0x100000, |
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FE_CAN_8VSB = 0x200000, |
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FE_CAN_16VSB = 0x400000, |
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FE_HAS_EXTENDED_CAPS = 0x800000, |
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FE_CAN_MULTISTREAM = 0x4000000, |
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FE_CAN_TURBO_FEC = 0x8000000, |
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FE_CAN_2G_MODULATION = 0x10000000, |
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FE_NEEDS_BENDING = 0x20000000, |
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FE_CAN_RECOVER = 0x40000000, |
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FE_CAN_MUTE_TS = 0x80000000 |
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}; |
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/* |
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* DEPRECATED: Should be kept just due to backward compatibility. |
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*/ |
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enum fe_type { |
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FE_QPSK, |
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FE_QAM, |
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FE_OFDM, |
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FE_ATSC |
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}; |
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/** |
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* struct dvb_frontend_info - Frontend properties and capabilities |
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* |
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* @name: Name of the frontend |
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* @type: **DEPRECATED**. |
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* Should not be used on modern programs, |
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* as a frontend may have more than one type. |
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* In order to get the support types of a given |
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* frontend, use :c:type:`DTV_ENUM_DELSYS` |
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* instead. |
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* @frequency_min: Minimal frequency supported by the frontend. |
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* @frequency_max: Minimal frequency supported by the frontend. |
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* @frequency_stepsize: All frequencies are multiple of this value. |
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* @frequency_tolerance: Frequency tolerance. |
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* @symbol_rate_min: Minimal symbol rate, in bauds |
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* (for Cable/Satellite systems). |
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* @symbol_rate_max: Maximal symbol rate, in bauds |
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* (for Cable/Satellite systems). |
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* @symbol_rate_tolerance: Maximal symbol rate tolerance, in ppm |
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* (for Cable/Satellite systems). |
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* @notifier_delay: **DEPRECATED**. Not used by any driver. |
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* @caps: Capabilities supported by the frontend, |
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* as specified in &enum fe_caps. |
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* |
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* .. note: |
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* |
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* #. The frequencies are specified in Hz for Terrestrial and Cable |
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* systems. |
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* #. The frequencies are specified in kHz for Satellite systems. |
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*/ |
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struct dvb_frontend_info { |
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char name[128]; |
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enum fe_type type; /* DEPRECATED. Use DTV_ENUM_DELSYS instead */ |
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__u32 frequency_min; |
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__u32 frequency_max; |
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__u32 frequency_stepsize; |
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__u32 frequency_tolerance; |
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__u32 symbol_rate_min; |
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__u32 symbol_rate_max; |
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__u32 symbol_rate_tolerance; |
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__u32 notifier_delay; /* DEPRECATED */ |
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enum fe_caps caps; |
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}; |
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/** |
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* struct dvb_diseqc_master_cmd - DiSEqC master command |
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* |
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* @msg: |
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* DiSEqC message to be sent. It contains a 3 bytes header with: |
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* framing + address + command, and an optional argument |
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* of up to 3 bytes of data. |
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* @msg_len: |
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* Length of the DiSEqC message. Valid values are 3 to 6. |
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* |
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* Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for |
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* the possible messages that can be used. |
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*/ |
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struct dvb_diseqc_master_cmd { |
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__u8 msg[6]; |
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__u8 msg_len; |
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}; |
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/** |
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* struct dvb_diseqc_slave_reply - DiSEqC received data |
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* |
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* @msg: |
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* DiSEqC message buffer to store a message received via DiSEqC. |
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* It contains one byte header with: framing and |
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* an optional argument of up to 3 bytes of data. |
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* @msg_len: |
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* Length of the DiSEqC message. Valid values are 0 to 4, |
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* where 0 means no message. |
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* @timeout: |
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* Return from ioctl after timeout ms with errorcode when |
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* no message was received. |
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* |
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* Check out the DiSEqC bus spec available on http://www.eutelsat.org/ for |
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* the possible messages that can be used. |
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*/ |
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struct dvb_diseqc_slave_reply { |
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__u8 msg[4]; |
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__u8 msg_len; |
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int timeout; |
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}; |
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/** |
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* enum fe_sec_voltage - DC Voltage used to feed the LNBf |
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* |
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* @SEC_VOLTAGE_13: Output 13V to the LNBf |
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* @SEC_VOLTAGE_18: Output 18V to the LNBf |
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* @SEC_VOLTAGE_OFF: Don't feed the LNBf with a DC voltage |
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*/ |
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enum fe_sec_voltage { |
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SEC_VOLTAGE_13, |
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SEC_VOLTAGE_18, |
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SEC_VOLTAGE_OFF |
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}; |
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/** |
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* enum fe_sec_tone_mode - Type of tone to be send to the LNBf. |
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* @SEC_TONE_ON: Sends a 22kHz tone burst to the antenna. |
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* @SEC_TONE_OFF: Don't send a 22kHz tone to the antenna (except |
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* if the ``FE_DISEQC_*`` ioctls are called). |
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*/ |
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enum fe_sec_tone_mode { |
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SEC_TONE_ON, |
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SEC_TONE_OFF |
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}; |
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/** |
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* enum fe_sec_mini_cmd - Type of mini burst to be sent |
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* |
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* @SEC_MINI_A: Sends a mini-DiSEqC 22kHz '0' Tone Burst to select |
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* satellite-A |
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* @SEC_MINI_B: Sends a mini-DiSEqC 22kHz '1' Data Burst to select |
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* satellite-B |
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*/ |
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enum fe_sec_mini_cmd { |
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SEC_MINI_A, |
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SEC_MINI_B |
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}; |
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/** |
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* enum fe_status - Enumerates the possible frontend status. |
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* @FE_NONE: The frontend doesn't have any kind of lock. |
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* That's the initial frontend status |
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* @FE_HAS_SIGNAL: Has found something above the noise level. |
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* @FE_HAS_CARRIER: Has found a signal. |
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* @FE_HAS_VITERBI: FEC inner coding (Viterbi, LDPC or other inner code). |
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* is stable. |
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* @FE_HAS_SYNC: Synchronization bytes was found. |
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* @FE_HAS_LOCK: Digital TV were locked and everything is working. |
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* @FE_TIMEDOUT: Fo lock within the last about 2 seconds. |
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* @FE_REINIT: Frontend was reinitialized, application is recommended |
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* to reset DiSEqC, tone and parameters. |
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*/ |
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enum fe_status { |
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FE_NONE = 0x00, |
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FE_HAS_SIGNAL = 0x01, |
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FE_HAS_CARRIER = 0x02, |
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FE_HAS_VITERBI = 0x04, |
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FE_HAS_SYNC = 0x08, |
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FE_HAS_LOCK = 0x10, |
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FE_TIMEDOUT = 0x20, |
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FE_REINIT = 0x40, |
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}; |
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/** |
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* enum fe_spectral_inversion - Type of inversion band |
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* |
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* @INVERSION_OFF: Don't do spectral band inversion. |
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* @INVERSION_ON: Do spectral band inversion. |
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* @INVERSION_AUTO: Autodetect spectral band inversion. |
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* |
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* This parameter indicates if spectral inversion should be presumed or |
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* not. In the automatic setting (``INVERSION_AUTO``) the hardware will try |
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* to figure out the correct setting by itself. If the hardware doesn't |
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* support, the %dvb_frontend will try to lock at the carrier first with |
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* inversion off. If it fails, it will try to enable inversion. |
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*/ |
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enum fe_spectral_inversion { |
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INVERSION_OFF, |
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INVERSION_ON, |
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INVERSION_AUTO |
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}; |
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/** |
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* enum fe_code_rate - Type of Forward Error Correction (FEC) |
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* |
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* |
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* @FEC_NONE: No Forward Error Correction Code |
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* @FEC_1_2: Forward Error Correction Code 1/2 |
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* @FEC_2_3: Forward Error Correction Code 2/3 |
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* @FEC_3_4: Forward Error Correction Code 3/4 |
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* @FEC_4_5: Forward Error Correction Code 4/5 |
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* @FEC_5_6: Forward Error Correction Code 5/6 |
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* @FEC_6_7: Forward Error Correction Code 6/7 |
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* @FEC_7_8: Forward Error Correction Code 7/8 |
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* @FEC_8_9: Forward Error Correction Code 8/9 |
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* @FEC_AUTO: Autodetect Error Correction Code |
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* @FEC_3_5: Forward Error Correction Code 3/5 |
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* @FEC_9_10: Forward Error Correction Code 9/10 |
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* @FEC_2_5: Forward Error Correction Code 2/5 |
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* |
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* Please note that not all FEC types are supported by a given standard. |
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*/ |
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enum fe_code_rate { |
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FEC_NONE = 0, |
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FEC_1_2, |
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FEC_2_3, |
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FEC_3_4, |
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FEC_4_5, |
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FEC_5_6, |
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FEC_6_7, |
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FEC_7_8, |
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FEC_8_9, |
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FEC_AUTO, |
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FEC_3_5, |
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FEC_9_10, |
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FEC_2_5, |
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}; |
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/** |
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* enum fe_modulation - Type of modulation/constellation |
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* @QPSK: QPSK modulation |
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* @QAM_16: 16-QAM modulation |
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* @QAM_32: 32-QAM modulation |
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* @QAM_64: 64-QAM modulation |
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* @QAM_128: 128-QAM modulation |
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* @QAM_256: 256-QAM modulation |
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* @QAM_AUTO: Autodetect QAM modulation |
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* @VSB_8: 8-VSB modulation |
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* @VSB_16: 16-VSB modulation |
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* @PSK_8: 8-PSK modulation |
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* @APSK_16: 16-APSK modulation |
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* @APSK_32: 32-APSK modulation |
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* @DQPSK: DQPSK modulation |
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* @QAM_4_NR: 4-QAM-NR modulation |
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* |
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* Please note that not all modulations are supported by a given standard. |
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* |
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*/ |
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enum fe_modulation { |
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QPSK, |
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QAM_16, |
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QAM_32, |
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QAM_64, |
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QAM_128, |
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QAM_256, |
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QAM_AUTO, |
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VSB_8, |
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VSB_16, |
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PSK_8, |
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APSK_16, |
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APSK_32, |
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DQPSK, |
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QAM_4_NR, |
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}; |
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/** |
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* enum fe_transmit_mode - Transmission mode |
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* |
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* @TRANSMISSION_MODE_AUTO: |
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* Autodetect transmission mode. The hardware will try to find the |
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* correct FFT-size (if capable) to fill in the missing parameters. |
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* @TRANSMISSION_MODE_1K: |
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* Transmission mode 1K |
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* @TRANSMISSION_MODE_2K: |
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* Transmission mode 2K |
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* @TRANSMISSION_MODE_8K: |
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* Transmission mode 8K |
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* @TRANSMISSION_MODE_4K: |
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* Transmission mode 4K |
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* @TRANSMISSION_MODE_16K: |
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* Transmission mode 16K |
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* @TRANSMISSION_MODE_32K: |
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* Transmission mode 32K |
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* @TRANSMISSION_MODE_C1: |
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* Single Carrier (C=1) transmission mode (DTMB only) |
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* @TRANSMISSION_MODE_C3780: |
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* Multi Carrier (C=3780) transmission mode (DTMB only) |
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* |
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* Please note that not all transmission modes are supported by a given |
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* standard. |
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*/ |
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enum fe_transmit_mode { |
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TRANSMISSION_MODE_2K, |
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TRANSMISSION_MODE_8K, |
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TRANSMISSION_MODE_AUTO, |
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TRANSMISSION_MODE_4K, |
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TRANSMISSION_MODE_1K, |
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TRANSMISSION_MODE_16K, |
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TRANSMISSION_MODE_32K, |
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TRANSMISSION_MODE_C1, |
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TRANSMISSION_MODE_C3780, |
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}; |
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/** |
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* enum fe_guard_interval - Guard interval |
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* |
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* @GUARD_INTERVAL_AUTO: Autodetect the guard interval |
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* @GUARD_INTERVAL_1_128: Guard interval 1/128 |
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* @GUARD_INTERVAL_1_32: Guard interval 1/32 |
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* @GUARD_INTERVAL_1_16: Guard interval 1/16 |
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* @GUARD_INTERVAL_1_8: Guard interval 1/8 |
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* @GUARD_INTERVAL_1_4: Guard interval 1/4 |
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* @GUARD_INTERVAL_19_128: Guard interval 19/128 |
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* @GUARD_INTERVAL_19_256: Guard interval 19/256 |
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* @GUARD_INTERVAL_PN420: PN length 420 (1/4) |
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* @GUARD_INTERVAL_PN595: PN length 595 (1/6) |
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* @GUARD_INTERVAL_PN945: PN length 945 (1/9) |
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* |
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* Please note that not all guard intervals are supported by a given standard. |
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*/ |
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enum fe_guard_interval { |
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GUARD_INTERVAL_1_32, |
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GUARD_INTERVAL_1_16, |
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GUARD_INTERVAL_1_8, |
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GUARD_INTERVAL_1_4, |
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GUARD_INTERVAL_AUTO, |
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GUARD_INTERVAL_1_128, |
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GUARD_INTERVAL_19_128, |
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GUARD_INTERVAL_19_256, |
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GUARD_INTERVAL_PN420, |
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GUARD_INTERVAL_PN595, |
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GUARD_INTERVAL_PN945, |
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}; |
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/** |
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* enum fe_hierarchy - Hierarchy |
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* @HIERARCHY_NONE: No hierarchy |
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* @HIERARCHY_AUTO: Autodetect hierarchy (if supported) |
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* @HIERARCHY_1: Hierarchy 1 |
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* @HIERARCHY_2: Hierarchy 2 |
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* @HIERARCHY_4: Hierarchy 4 |
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* |
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* Please note that not all hierarchy types are supported by a given standard. |
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*/ |
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enum fe_hierarchy { |
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HIERARCHY_NONE, |
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HIERARCHY_1, |
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HIERARCHY_2, |
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HIERARCHY_4, |
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HIERARCHY_AUTO |
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}; |
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/** |
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* enum fe_interleaving - Interleaving |
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* @INTERLEAVING_NONE: No interleaving. |
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* @INTERLEAVING_AUTO: Auto-detect interleaving. |
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* @INTERLEAVING_240: Interleaving of 240 symbols. |
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* @INTERLEAVING_720: Interleaving of 720 symbols. |
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* |
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* Please note that, currently, only DTMB uses it. |
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*/ |
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enum fe_interleaving { |
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INTERLEAVING_NONE, |
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INTERLEAVING_AUTO, |
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INTERLEAVING_240, |
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INTERLEAVING_720, |
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}; |
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/* DVBv5 property Commands */ |
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#define DTV_UNDEFINED 0 |
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#define DTV_TUNE 1 |
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#define DTV_CLEAR 2 |
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#define DTV_FREQUENCY 3 |
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#define DTV_MODULATION 4 |
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#define DTV_BANDWIDTH_HZ 5 |
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#define DTV_INVERSION 6 |
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#define DTV_DISEQC_MASTER 7 |
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#define DTV_SYMBOL_RATE 8 |
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#define DTV_INNER_FEC 9 |
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#define DTV_VOLTAGE 10 |
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#define DTV_TONE 11 |
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#define DTV_PILOT 12 |
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#define DTV_ROLLOFF 13 |
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#define DTV_DISEQC_SLAVE_REPLY 14 |
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|
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/* Basic enumeration set for querying unlimited capabilities */ |
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#define DTV_FE_CAPABILITY_COUNT 15 |
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#define DTV_FE_CAPABILITY 16 |
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#define DTV_DELIVERY_SYSTEM 17 |
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|
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/* ISDB-T and ISDB-Tsb */ |
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#define DTV_ISDBT_PARTIAL_RECEPTION 18 |
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#define DTV_ISDBT_SOUND_BROADCASTING 19 |
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#define DTV_ISDBT_SB_SUBCHANNEL_ID 20 |
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#define DTV_ISDBT_SB_SEGMENT_IDX 21 |
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#define DTV_ISDBT_SB_SEGMENT_COUNT 22 |
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|
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#define DTV_ISDBT_LAYERA_FEC 23 |
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#define DTV_ISDBT_LAYERA_MODULATION 24 |
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#define DTV_ISDBT_LAYERA_SEGMENT_COUNT 25 |
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#define DTV_ISDBT_LAYERA_TIME_INTERLEAVING 26 |
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|
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#define DTV_ISDBT_LAYERB_FEC 27 |
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#define DTV_ISDBT_LAYERB_MODULATION 28 |
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#define DTV_ISDBT_LAYERB_SEGMENT_COUNT 29 |
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#define DTV_ISDBT_LAYERB_TIME_INTERLEAVING 30 |
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|
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#define DTV_ISDBT_LAYERC_FEC 31 |
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#define DTV_ISDBT_LAYERC_MODULATION 32 |
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#define DTV_ISDBT_LAYERC_SEGMENT_COUNT 33 |
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#define DTV_ISDBT_LAYERC_TIME_INTERLEAVING 34 |
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|
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#define DTV_API_VERSION 35 |
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|
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#define DTV_CODE_RATE_HP 36 |
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#define DTV_CODE_RATE_LP 37 |
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#define DTV_GUARD_INTERVAL 38 |
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#define DTV_TRANSMISSION_MODE 39 |
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#define DTV_HIERARCHY 40 |
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|
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#define DTV_ISDBT_LAYER_ENABLED 41 |
|
|
|
#define DTV_STREAM_ID 42 |
|
#define DTV_ISDBS_TS_ID_LEGACY DTV_STREAM_ID |
|
#define DTV_DVBT2_PLP_ID_LEGACY 43 |
|
|
|
#define DTV_ENUM_DELSYS 44 |
|
|
|
/* ATSC-MH */ |
|
#define DTV_ATSCMH_FIC_VER 45 |
|
#define DTV_ATSCMH_PARADE_ID 46 |
|
#define DTV_ATSCMH_NOG 47 |
|
#define DTV_ATSCMH_TNOG 48 |
|
#define DTV_ATSCMH_SGN 49 |
|
#define DTV_ATSCMH_PRC 50 |
|
#define DTV_ATSCMH_RS_FRAME_MODE 51 |
|
#define DTV_ATSCMH_RS_FRAME_ENSEMBLE 52 |
|
#define DTV_ATSCMH_RS_CODE_MODE_PRI 53 |
|
#define DTV_ATSCMH_RS_CODE_MODE_SEC 54 |
|
#define DTV_ATSCMH_SCCC_BLOCK_MODE 55 |
|
#define DTV_ATSCMH_SCCC_CODE_MODE_A 56 |
|
#define DTV_ATSCMH_SCCC_CODE_MODE_B 57 |
|
#define DTV_ATSCMH_SCCC_CODE_MODE_C 58 |
|
#define DTV_ATSCMH_SCCC_CODE_MODE_D 59 |
|
|
|
#define DTV_INTERLEAVING 60 |
|
#define DTV_LNA 61 |
|
|
|
/* Quality parameters */ |
|
#define DTV_STAT_SIGNAL_STRENGTH 62 |
|
#define DTV_STAT_CNR 63 |
|
#define DTV_STAT_PRE_ERROR_BIT_COUNT 64 |
|
#define DTV_STAT_PRE_TOTAL_BIT_COUNT 65 |
|
#define DTV_STAT_POST_ERROR_BIT_COUNT 66 |
|
#define DTV_STAT_POST_TOTAL_BIT_COUNT 67 |
|
#define DTV_STAT_ERROR_BLOCK_COUNT 68 |
|
#define DTV_STAT_TOTAL_BLOCK_COUNT 69 |
|
|
|
/* Physical layer scrambling */ |
|
#define DTV_SCRAMBLING_SEQUENCE_INDEX 70 |
|
|
|
#define DTV_MAX_COMMAND DTV_SCRAMBLING_SEQUENCE_INDEX |
|
|
|
/** |
|
* enum fe_pilot - Type of pilot tone |
|
* |
|
* @PILOT_ON: Pilot tones enabled |
|
* @PILOT_OFF: Pilot tones disabled |
|
* @PILOT_AUTO: Autodetect pilot tones |
|
*/ |
|
enum fe_pilot { |
|
PILOT_ON, |
|
PILOT_OFF, |
|
PILOT_AUTO, |
|
}; |
|
|
|
/** |
|
* enum fe_rolloff - Rolloff factor |
|
* @ROLLOFF_35: Roloff factor: α=35% |
|
* @ROLLOFF_20: Roloff factor: α=20% |
|
* @ROLLOFF_25: Roloff factor: α=25% |
|
* @ROLLOFF_AUTO: Auto-detect the roloff factor. |
|
* |
|
* .. note: |
|
* |
|
* Roloff factor of 35% is implied on DVB-S. On DVB-S2, it is default. |
|
*/ |
|
enum fe_rolloff { |
|
ROLLOFF_35, |
|
ROLLOFF_20, |
|
ROLLOFF_25, |
|
ROLLOFF_AUTO, |
|
}; |
|
|
|
/** |
|
* enum fe_delivery_system - Type of the delivery system |
|
* |
|
* @SYS_UNDEFINED: |
|
* Undefined standard. Generally, indicates an error |
|
* @SYS_DVBC_ANNEX_A: |
|
* Cable TV: DVB-C following ITU-T J.83 Annex A spec |
|
* @SYS_DVBC_ANNEX_B: |
|
* Cable TV: DVB-C following ITU-T J.83 Annex B spec (ClearQAM) |
|
* @SYS_DVBC_ANNEX_C: |
|
* Cable TV: DVB-C following ITU-T J.83 Annex C spec |
|
* @SYS_ISDBC: |
|
* Cable TV: ISDB-C (no drivers yet) |
|
* @SYS_DVBT: |
|
* Terrestrial TV: DVB-T |
|
* @SYS_DVBT2: |
|
* Terrestrial TV: DVB-T2 |
|
* @SYS_ISDBT: |
|
* Terrestrial TV: ISDB-T |
|
* @SYS_ATSC: |
|
* Terrestrial TV: ATSC |
|
* @SYS_ATSCMH: |
|
* Terrestrial TV (mobile): ATSC-M/H |
|
* @SYS_DTMB: |
|
* Terrestrial TV: DTMB |
|
* @SYS_DVBS: |
|
* Satellite TV: DVB-S |
|
* @SYS_DVBS2: |
|
* Satellite TV: DVB-S2 |
|
* @SYS_TURBO: |
|
* Satellite TV: DVB-S Turbo |
|
* @SYS_ISDBS: |
|
* Satellite TV: ISDB-S |
|
* @SYS_DAB: |
|
* Digital audio: DAB (not fully supported) |
|
* @SYS_DSS: |
|
* Satellite TV: DSS (not fully supported) |
|
* @SYS_CMMB: |
|
* Terrestrial TV (mobile): CMMB (not fully supported) |
|
* @SYS_DVBH: |
|
* Terrestrial TV (mobile): DVB-H (standard deprecated) |
|
*/ |
|
enum fe_delivery_system { |
|
SYS_UNDEFINED, |
|
SYS_DVBC_ANNEX_A, |
|
SYS_DVBC_ANNEX_B, |
|
SYS_DVBT, |
|
SYS_DSS, |
|
SYS_DVBS, |
|
SYS_DVBS2, |
|
SYS_DVBH, |
|
SYS_ISDBT, |
|
SYS_ISDBS, |
|
SYS_ISDBC, |
|
SYS_ATSC, |
|
SYS_ATSCMH, |
|
SYS_DTMB, |
|
SYS_CMMB, |
|
SYS_DAB, |
|
SYS_DVBT2, |
|
SYS_TURBO, |
|
SYS_DVBC_ANNEX_C, |
|
}; |
|
|
|
/* backward compatibility definitions for delivery systems */ |
|
#define SYS_DVBC_ANNEX_AC SYS_DVBC_ANNEX_A |
|
#define SYS_DMBTH SYS_DTMB /* DMB-TH is legacy name, use DTMB */ |
|
|
|
/* ATSC-MH specific parameters */ |
|
|
|
/** |
|
* enum atscmh_sccc_block_mode - Type of Series Concatenated Convolutional |
|
* Code Block Mode. |
|
* |
|
* @ATSCMH_SCCC_BLK_SEP: |
|
* Separate SCCC: the SCCC outer code mode shall be set independently |
|
* for each Group Region (A, B, C, D) |
|
* @ATSCMH_SCCC_BLK_COMB: |
|
* Combined SCCC: all four Regions shall have the same SCCC outer |
|
* code mode. |
|
* @ATSCMH_SCCC_BLK_RES: |
|
* Reserved. Shouldn't be used. |
|
*/ |
|
enum atscmh_sccc_block_mode { |
|
ATSCMH_SCCC_BLK_SEP = 0, |
|
ATSCMH_SCCC_BLK_COMB = 1, |
|
ATSCMH_SCCC_BLK_RES = 2, |
|
}; |
|
|
|
/** |
|
* enum atscmh_sccc_code_mode - Type of Series Concatenated Convolutional |
|
* Code Rate. |
|
* |
|
* @ATSCMH_SCCC_CODE_HLF: |
|
* The outer code rate of a SCCC Block is 1/2 rate. |
|
* @ATSCMH_SCCC_CODE_QTR: |
|
* The outer code rate of a SCCC Block is 1/4 rate. |
|
* @ATSCMH_SCCC_CODE_RES: |
|
* Reserved. Should not be used. |
|
*/ |
|
enum atscmh_sccc_code_mode { |
|
ATSCMH_SCCC_CODE_HLF = 0, |
|
ATSCMH_SCCC_CODE_QTR = 1, |
|
ATSCMH_SCCC_CODE_RES = 2, |
|
}; |
|
|
|
/** |
|
* enum atscmh_rs_frame_ensemble - Reed Solomon(RS) frame ensemble. |
|
* |
|
* @ATSCMH_RSFRAME_ENS_PRI: Primary Ensemble. |
|
* @ATSCMH_RSFRAME_ENS_SEC: Secondary Ensemble. |
|
*/ |
|
enum atscmh_rs_frame_ensemble { |
|
ATSCMH_RSFRAME_ENS_PRI = 0, |
|
ATSCMH_RSFRAME_ENS_SEC = 1, |
|
}; |
|
|
|
/** |
|
* enum atscmh_rs_frame_mode - Reed Solomon (RS) frame mode. |
|
* |
|
* @ATSCMH_RSFRAME_PRI_ONLY: |
|
* Single Frame: There is only a primary RS Frame for all Group |
|
* Regions. |
|
* @ATSCMH_RSFRAME_PRI_SEC: |
|
* Dual Frame: There are two separate RS Frames: Primary RS Frame for |
|
* Group Region A and B and Secondary RS Frame for Group Region C and |
|
* D. |
|
* @ATSCMH_RSFRAME_RES: |
|
* Reserved. Shouldn't be used. |
|
*/ |
|
enum atscmh_rs_frame_mode { |
|
ATSCMH_RSFRAME_PRI_ONLY = 0, |
|
ATSCMH_RSFRAME_PRI_SEC = 1, |
|
ATSCMH_RSFRAME_RES = 2, |
|
}; |
|
|
|
/** |
|
* enum atscmh_rs_code_mode |
|
* @ATSCMH_RSCODE_211_187: Reed Solomon code (211,187). |
|
* @ATSCMH_RSCODE_223_187: Reed Solomon code (223,187). |
|
* @ATSCMH_RSCODE_235_187: Reed Solomon code (235,187). |
|
* @ATSCMH_RSCODE_RES: Reserved. Shouldn't be used. |
|
*/ |
|
enum atscmh_rs_code_mode { |
|
ATSCMH_RSCODE_211_187 = 0, |
|
ATSCMH_RSCODE_223_187 = 1, |
|
ATSCMH_RSCODE_235_187 = 2, |
|
ATSCMH_RSCODE_RES = 3, |
|
}; |
|
|
|
#define NO_STREAM_ID_FILTER (~0U) |
|
#define LNA_AUTO (~0U) |
|
|
|
/** |
|
* enum fecap_scale_params - scale types for the quality parameters. |
|
* |
|
* @FE_SCALE_NOT_AVAILABLE: That QoS measure is not available. That |
|
* could indicate a temporary or a permanent |
|
* condition. |
|
* @FE_SCALE_DECIBEL: The scale is measured in 0.001 dB steps, typically |
|
* used on signal measures. |
|
* @FE_SCALE_RELATIVE: The scale is a relative percentual measure, |
|
* ranging from 0 (0%) to 0xffff (100%). |
|
* @FE_SCALE_COUNTER: The scale counts the occurrence of an event, like |
|
* bit error, block error, lapsed time. |
|
*/ |
|
enum fecap_scale_params { |
|
FE_SCALE_NOT_AVAILABLE = 0, |
|
FE_SCALE_DECIBEL, |
|
FE_SCALE_RELATIVE, |
|
FE_SCALE_COUNTER |
|
}; |
|
|
|
/** |
|
* struct dtv_stats - Used for reading a DTV status property |
|
* |
|
* @scale: |
|
* Filled with enum fecap_scale_params - the scale in usage |
|
* for that parameter |
|
* |
|
* @svalue: |
|
* integer value of the measure, for %FE_SCALE_DECIBEL, |
|
* used for dB measures. The unit is 0.001 dB. |
|
* |
|
* @uvalue: |
|
* unsigned integer value of the measure, used when @scale is |
|
* either %FE_SCALE_RELATIVE or %FE_SCALE_COUNTER. |
|
* |
|
* For most delivery systems, this will return a single value for each |
|
* parameter. |
|
* |
|
* It should be noticed, however, that new OFDM delivery systems like |
|
* ISDB can use different modulation types for each group of carriers. |
|
* On such standards, up to 8 groups of statistics can be provided, one |
|
* for each carrier group (called "layer" on ISDB). |
|
* |
|
* In order to be consistent with other delivery systems, the first |
|
* value refers to the entire set of carriers ("global"). |
|
* |
|
* @scale should use the value %FE_SCALE_NOT_AVAILABLE when |
|
* the value for the entire group of carriers or from one specific layer |
|
* is not provided by the hardware. |
|
* |
|
* @len should be filled with the latest filled status + 1. |
|
* |
|
* In other words, for ISDB, those values should be filled like:: |
|
* |
|
* u.st.stat.svalue[0] = global statistics; |
|
* u.st.stat.scale[0] = FE_SCALE_DECIBEL; |
|
* u.st.stat.value[1] = layer A statistics; |
|
* u.st.stat.scale[1] = FE_SCALE_NOT_AVAILABLE (if not available); |
|
* u.st.stat.svalue[2] = layer B statistics; |
|
* u.st.stat.scale[2] = FE_SCALE_DECIBEL; |
|
* u.st.stat.svalue[3] = layer C statistics; |
|
* u.st.stat.scale[3] = FE_SCALE_DECIBEL; |
|
* u.st.len = 4; |
|
*/ |
|
struct dtv_stats { |
|
__u8 scale; /* enum fecap_scale_params type */ |
|
union { |
|
__u64 uvalue; /* for counters and relative scales */ |
|
__s64 svalue; /* for 0.001 dB measures */ |
|
}; |
|
} __attribute__ ((packed)); |
|
|
|
|
|
#define MAX_DTV_STATS 4 |
|
|
|
/** |
|
* struct dtv_fe_stats - store Digital TV frontend statistics |
|
* |
|
* @len: length of the statistics - if zero, stats is disabled. |
|
* @stat: array with digital TV statistics. |
|
* |
|
* On most standards, @len can either be 0 or 1. However, for ISDB, each |
|
* layer is modulated in separate. So, each layer may have its own set |
|
* of statistics. If so, stat[0] carries on a global value for the property. |
|
* Indexes 1 to 3 means layer A to B. |
|
*/ |
|
struct dtv_fe_stats { |
|
__u8 len; |
|
struct dtv_stats stat[MAX_DTV_STATS]; |
|
} __attribute__ ((packed)); |
|
|
|
/** |
|
* struct dtv_property - store one of frontend command and its value |
|
* |
|
* @cmd: Digital TV command. |
|
* @reserved: Not used. |
|
* @u: Union with the values for the command. |
|
* @u.data: A unsigned 32 bits integer with command value. |
|
* @u.buffer: Struct to store bigger properties. |
|
* Currently unused. |
|
* @u.buffer.data: an unsigned 32-bits array. |
|
* @u.buffer.len: number of elements of the buffer. |
|
* @u.buffer.reserved1: Reserved. |
|
* @u.buffer.reserved2: Reserved. |
|
* @u.st: a &struct dtv_fe_stats array of statistics. |
|
* @result: Currently unused. |
|
* |
|
*/ |
|
struct dtv_property { |
|
__u32 cmd; |
|
__u32 reserved[3]; |
|
union { |
|
__u32 data; |
|
struct dtv_fe_stats st; |
|
struct { |
|
__u8 data[32]; |
|
__u32 len; |
|
__u32 reserved1[3]; |
|
void *reserved2; |
|
} buffer; |
|
} u; |
|
int result; |
|
} __attribute__ ((packed)); |
|
|
|
/* num of properties cannot exceed DTV_IOCTL_MAX_MSGS per ioctl */ |
|
#define DTV_IOCTL_MAX_MSGS 64 |
|
|
|
/** |
|
* struct dtv_properties - a set of command/value pairs. |
|
* |
|
* @num: amount of commands stored at the struct. |
|
* @props: a pointer to &struct dtv_property. |
|
*/ |
|
struct dtv_properties { |
|
__u32 num; |
|
struct dtv_property *props; |
|
}; |
|
|
|
/* |
|
* When set, this flag will disable any zigzagging or other "normal" tuning |
|
* behavior. Additionally, there will be no automatic monitoring of the lock |
|
* status, and hence no frontend events will be generated. If a frontend device |
|
* is closed, this flag will be automatically turned off when the device is |
|
* reopened read-write. |
|
*/ |
|
#define FE_TUNE_MODE_ONESHOT 0x01 |
|
|
|
/* Digital TV Frontend API calls */ |
|
|
|
#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_TUNE_MODE _IO('o', 81) /* unsigned int */ |
|
#define FE_GET_EVENT _IOR('o', 78, struct dvb_frontend_event) |
|
|
|
#define FE_DISHNETWORK_SEND_LEGACY_CMD _IO('o', 80) /* unsigned int */ |
|
|
|
#define FE_SET_PROPERTY _IOW('o', 82, struct dtv_properties) |
|
#define FE_GET_PROPERTY _IOR('o', 83, struct dtv_properties) |
|
|
|
#if defined(__DVB_CORE__) || !defined(__KERNEL__) |
|
|
|
/* |
|
* DEPRECATED: Everything below is deprecated in favor of DVBv5 API |
|
* |
|
* The DVBv3 only ioctls, structs and enums should not be used on |
|
* newer programs, as it doesn't support the second generation of |
|
* digital TV standards, nor supports newer delivery systems. |
|
* They also don't support modern frontends with usually support multiple |
|
* delivery systems. |
|
* |
|
* Drivers shouldn't use them. |
|
* |
|
* New applications should use DVBv5 delivery system instead |
|
*/ |
|
|
|
/* |
|
*/ |
|
|
|
enum fe_bandwidth { |
|
BANDWIDTH_8_MHZ, |
|
BANDWIDTH_7_MHZ, |
|
BANDWIDTH_6_MHZ, |
|
BANDWIDTH_AUTO, |
|
BANDWIDTH_5_MHZ, |
|
BANDWIDTH_10_MHZ, |
|
BANDWIDTH_1_712_MHZ, |
|
}; |
|
|
|
/* This is kept for legacy userspace support */ |
|
typedef enum fe_sec_voltage fe_sec_voltage_t; |
|
typedef enum fe_caps fe_caps_t; |
|
typedef enum fe_type fe_type_t; |
|
typedef enum fe_sec_tone_mode fe_sec_tone_mode_t; |
|
typedef enum fe_sec_mini_cmd fe_sec_mini_cmd_t; |
|
typedef enum fe_status fe_status_t; |
|
typedef enum fe_spectral_inversion fe_spectral_inversion_t; |
|
typedef enum fe_code_rate fe_code_rate_t; |
|
typedef enum fe_modulation fe_modulation_t; |
|
typedef enum fe_transmit_mode fe_transmit_mode_t; |
|
typedef enum fe_bandwidth fe_bandwidth_t; |
|
typedef enum fe_guard_interval fe_guard_interval_t; |
|
typedef enum fe_hierarchy fe_hierarchy_t; |
|
typedef enum fe_pilot fe_pilot_t; |
|
typedef enum fe_rolloff fe_rolloff_t; |
|
typedef enum fe_delivery_system fe_delivery_system_t; |
|
|
|
/* DVBv3 structs */ |
|
|
|
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_vsb_parameters { |
|
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 DVB-C/DVB-T/ATSC */ |
|
/* intermediate frequency in kHz for DVB-S */ |
|
fe_spectral_inversion_t inversion; |
|
union { |
|
struct dvb_qpsk_parameters qpsk; /* DVB-S */ |
|
struct dvb_qam_parameters qam; /* DVB-C */ |
|
struct dvb_ofdm_parameters ofdm; /* DVB-T */ |
|
struct dvb_vsb_parameters vsb; /* ATSC */ |
|
} u; |
|
}; |
|
|
|
struct dvb_frontend_event { |
|
fe_status_t status; |
|
struct dvb_frontend_parameters parameters; |
|
}; |
|
|
|
/* DVBv3 API calls */ |
|
|
|
#define FE_SET_FRONTEND _IOW('o', 76, struct dvb_frontend_parameters) |
|
#define FE_GET_FRONTEND _IOR('o', 77, struct dvb_frontend_parameters) |
|
|
|
#endif |
|
|
|
#endif /*_DVBFRONTEND_H_*/
|
|
|