diff options
Diffstat (limited to 'Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst')
| -rw-r--r-- | Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst | 488 |
1 files changed, 190 insertions, 298 deletions
diff --git a/Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst b/Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst index 940a16d8d55e..b878637e91b3 100644 --- a/Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst +++ b/Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst @@ -77,134 +77,79 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 1 1 16 - - - .. row 1 - - - __u8 - - - ``log_addr[CEC_MAX_LOG_ADDRS]`` - - - The actual logical addresses that were claimed. This is set by the - driver. If no logical address could be claimed, then it is set to - ``CEC_LOG_ADDR_INVALID``. If this adapter is Unregistered, then - ``log_addr[0]`` is set to 0xf and all others to - ``CEC_LOG_ADDR_INVALID``. - - - .. row 2 - - - __u16 - - - ``log_addr_mask`` - - - The bitmask of all logical addresses this adapter has claimed. If - this adapter is Unregistered then ``log_addr_mask`` sets bit 15 - and clears all other bits. If this adapter is not configured at - all, then ``log_addr_mask`` is set to 0. Set by the driver. - - - .. row 3 - - - __u8 - - - ``cec_version`` - - - The CEC version that this adapter shall use. See - :ref:`cec-versions`. Used to implement the - ``CEC_MSG_CEC_VERSION`` and ``CEC_MSG_REPORT_FEATURES`` messages. - Note that :ref:`CEC_OP_CEC_VERSION_1_3A <CEC-OP-CEC-VERSION-1-3A>` is not allowed by the CEC - framework. - - - .. row 4 - - - __u8 - - - ``num_log_addrs`` - - - Number of logical addresses to set up. Must be ≤ - ``available_log_addrs`` as returned by - :ref:`CEC_ADAP_G_CAPS`. All arrays in - this structure are only filled up to index - ``available_log_addrs``-1. The remaining array elements will be - ignored. Note that the CEC 2.0 standard allows for a maximum of 2 - logical addresses, although some hardware has support for more. - ``CEC_MAX_LOG_ADDRS`` is 4. The driver will return the actual - number of logical addresses it could claim, which may be less than - what was requested. If this field is set to 0, then the CEC - adapter shall clear all claimed logical addresses and all other - fields will be ignored. - - - .. row 5 - - - __u32 - - - ``vendor_id`` - - - The vendor ID is a 24-bit number that identifies the specific - vendor or entity. Based on this ID vendor specific commands may be - defined. If you do not want a vendor ID then set it to - ``CEC_VENDOR_ID_NONE``. - - - .. row 6 - - - __u32 - - - ``flags`` - - - Flags. See :ref:`cec-log-addrs-flags` for a list of available flags. - - - .. row 7 - - - char - - - ``osd_name[15]`` - - - The On-Screen Display name as is returned by the - ``CEC_MSG_SET_OSD_NAME`` message. - - - .. row 8 - - - __u8 - - - ``primary_device_type[CEC_MAX_LOG_ADDRS]`` - - - Primary device type for each logical address. See - :ref:`cec-prim-dev-types` for possible types. - - - .. row 9 - - - __u8 - - - ``log_addr_type[CEC_MAX_LOG_ADDRS]`` - - - Logical address types. See :ref:`cec-log-addr-types` for - possible types. The driver will update this with the actual - logical address type that it claimed (e.g. it may have to fallback - to :ref:`CEC_LOG_ADDR_TYPE_UNREGISTERED <CEC-LOG-ADDR-TYPE-UNREGISTERED>`). - - - .. row 10 - - - __u8 - - - ``all_device_types[CEC_MAX_LOG_ADDRS]`` - - - CEC 2.0 specific: the bit mask of all device types. See - :ref:`cec-all-dev-types-flags`. It is used in the CEC 2.0 - ``CEC_MSG_REPORT_FEATURES`` message. For CEC 1.4 you can either leave - this field to 0, or fill it in according to the CEC 2.0 guidelines to - give the CEC framework more information about the device type, even - though the framework won't use it directly in the CEC message. - - - .. row 11 - - - __u8 - - - ``features[CEC_MAX_LOG_ADDRS][12]`` - - - Features for each logical address. It is used in the CEC 2.0 - ``CEC_MSG_REPORT_FEATURES`` message. The 12 bytes include both the - RC Profile and the Device Features. For CEC 1.4 you can either leave - this field to all 0, or fill it in according to the CEC 2.0 guidelines to - give the CEC framework more information about the device type, even - though the framework won't use it directly in the CEC message. + * - __u8 + - ``log_addr[CEC_MAX_LOG_ADDRS]`` + - The actual logical addresses that were claimed. This is set by the + driver. If no logical address could be claimed, then it is set to + ``CEC_LOG_ADDR_INVALID``. If this adapter is Unregistered, then + ``log_addr[0]`` is set to 0xf and all others to + ``CEC_LOG_ADDR_INVALID``. + * - __u16 + - ``log_addr_mask`` + - The bitmask of all logical addresses this adapter has claimed. If + this adapter is Unregistered then ``log_addr_mask`` sets bit 15 + and clears all other bits. If this adapter is not configured at + all, then ``log_addr_mask`` is set to 0. Set by the driver. + * - __u8 + - ``cec_version`` + - The CEC version that this adapter shall use. See + :ref:`cec-versions`. Used to implement the + ``CEC_MSG_CEC_VERSION`` and ``CEC_MSG_REPORT_FEATURES`` messages. + Note that :ref:`CEC_OP_CEC_VERSION_1_3A <CEC-OP-CEC-VERSION-1-3A>` is not allowed by the CEC + framework. + * - __u8 + - ``num_log_addrs`` + - Number of logical addresses to set up. Must be ≤ + ``available_log_addrs`` as returned by + :ref:`CEC_ADAP_G_CAPS`. All arrays in + this structure are only filled up to index + ``available_log_addrs``-1. The remaining array elements will be + ignored. Note that the CEC 2.0 standard allows for a maximum of 2 + logical addresses, although some hardware has support for more. + ``CEC_MAX_LOG_ADDRS`` is 4. The driver will return the actual + number of logical addresses it could claim, which may be less than + what was requested. If this field is set to 0, then the CEC + adapter shall clear all claimed logical addresses and all other + fields will be ignored. + * - __u32 + - ``vendor_id`` + - The vendor ID is a 24-bit number that identifies the specific + vendor or entity. Based on this ID vendor specific commands may be + defined. If you do not want a vendor ID then set it to + ``CEC_VENDOR_ID_NONE``. + * - __u32 + - ``flags`` + - Flags. See :ref:`cec-log-addrs-flags` for a list of available flags. + * - char + - ``osd_name[15]`` + - The On-Screen Display name as is returned by the + ``CEC_MSG_SET_OSD_NAME`` message. + * - __u8 + - ``primary_device_type[CEC_MAX_LOG_ADDRS]`` + - Primary device type for each logical address. See + :ref:`cec-prim-dev-types` for possible types. + * - __u8 + - ``log_addr_type[CEC_MAX_LOG_ADDRS]`` + - Logical address types. See :ref:`cec-log-addr-types` for + possible types. The driver will update this with the actual + logical address type that it claimed (e.g. it may have to fallback + to :ref:`CEC_LOG_ADDR_TYPE_UNREGISTERED <CEC-LOG-ADDR-TYPE-UNREGISTERED>`). + * - __u8 + - ``all_device_types[CEC_MAX_LOG_ADDRS]`` + - CEC 2.0 specific: the bit mask of all device types. See + :ref:`cec-all-dev-types-flags`. It is used in the CEC 2.0 + ``CEC_MSG_REPORT_FEATURES`` message. For CEC 1.4 you can either leave + this field to 0, or fill it in according to the CEC 2.0 guidelines to + give the CEC framework more information about the device type, even + though the framework won't use it directly in the CEC message. + * - __u8 + - ``features[CEC_MAX_LOG_ADDRS][12]`` + - Features for each logical address. It is used in the CEC 2.0 + ``CEC_MSG_REPORT_FEATURES`` message. The 12 bytes include both the + RC Profile and the Device Features. For CEC 1.4 you can either leave + this field to all 0, or fill it in according to the CEC 2.0 guidelines to + give the CEC framework more information about the device type, even + though the framework won't use it directly in the CEC message. .. _cec-log-addrs-flags: @@ -213,17 +158,33 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 3 1 4 + * .. _`CEC-LOG-ADDRS-FL-ALLOW-UNREG-FALLBACK`: + + - ``CEC_LOG_ADDRS_FL_ALLOW_UNREG_FALLBACK`` + - 1 + - By default if no logical address of the requested type can be claimed, then + it will go back to the unconfigured state. If this flag is set, then it will + fallback to the Unregistered logical address. Note that if the Unregistered + logical address was explicitly requested, then this flag has no effect. + * .. _`CEC-LOG-ADDRS-FL-ALLOW-RC-PASSTHRU`: - - .. _`CEC-LOG-ADDRS-FL-ALLOW-UNREG-FALLBACK`: + - ``CEC_LOG_ADDRS_FL_ALLOW_RC_PASSTHRU`` + - 2 + - By default the ``CEC_MSG_USER_CONTROL_PRESSED`` and ``CEC_MSG_USER_CONTROL_RELEASED`` + messages are only passed on to the follower(s), if any. If this flag is set, + then these messages are also passed on to the remote control input subsystem + and will appear as keystrokes. This features needs to be enabled explicitly. + If CEC is used to enter e.g. passwords, then you may not want to enable this + to avoid trivial snooping of the keystrokes. + * .. _`CEC-LOG-ADDRS-FL-CDC-ONLY`: - - ``CEC_LOG_ADDRS_FL_ALLOW_UNREG_FALLBACK`` + - `CEC_LOG_ADDRS_FL_CDC_ONLY` + - 4 + - If this flag is set, then the device is CDC-Only. CDC-Only CEC devices + are CEC devices that can only handle CDC messages. - - 1 + All other messages are ignored. - - By default if no logical address of the requested type can be claimed, then - it will go back to the unconfigured state. If this flag is set, then it will - fallback to the Unregistered logical address. Note that if the Unregistered - logical address was explicitly requested, then this flag has no effect. .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}| @@ -234,30 +195,21 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 3 1 4 + * .. _`CEC-OP-CEC-VERSION-1-3A`: - - .. _`CEC-OP-CEC-VERSION-1-3A`: - - - ``CEC_OP_CEC_VERSION_1_3A`` - - - 4 - - - CEC version according to the HDMI 1.3a standard. - - - .. _`CEC-OP-CEC-VERSION-1-4B`: - - - ``CEC_OP_CEC_VERSION_1_4B`` + - ``CEC_OP_CEC_VERSION_1_3A`` + - 4 + - CEC version according to the HDMI 1.3a standard. + * .. _`CEC-OP-CEC-VERSION-1-4B`: - - 5 + - ``CEC_OP_CEC_VERSION_1_4B`` + - 5 + - CEC version according to the HDMI 1.4b standard. + * .. _`CEC-OP-CEC-VERSION-2-0`: - - CEC version according to the HDMI 1.4b standard. - - - .. _`CEC-OP-CEC-VERSION-2-0`: - - - ``CEC_OP_CEC_VERSION_2_0`` - - - 6 - - - CEC version according to the HDMI 2.0 standard. + - ``CEC_OP_CEC_VERSION_2_0`` + - 6 + - CEC version according to the HDMI 2.0 standard. .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}| @@ -269,62 +221,41 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 3 1 4 + * .. _`CEC-OP-PRIM-DEVTYPE-TV`: - - .. _`CEC-OP-PRIM-DEVTYPE-TV`: - - - ``CEC_OP_PRIM_DEVTYPE_TV`` - - - 0 - - - Use for a TV. + - ``CEC_OP_PRIM_DEVTYPE_TV`` + - 0 + - Use for a TV. + * .. _`CEC-OP-PRIM-DEVTYPE-RECORD`: - - .. _`CEC-OP-PRIM-DEVTYPE-RECORD`: + - ``CEC_OP_PRIM_DEVTYPE_RECORD`` + - 1 + - Use for a recording device. + * .. _`CEC-OP-PRIM-DEVTYPE-TUNER`: - - ``CEC_OP_PRIM_DEVTYPE_RECORD`` + - ``CEC_OP_PRIM_DEVTYPE_TUNER`` + - 3 + - Use for a device with a tuner. + * .. _`CEC-OP-PRIM-DEVTYPE-PLAYBACK`: - - 1 + - ``CEC_OP_PRIM_DEVTYPE_PLAYBACK`` + - 4 + - Use for a playback device. + * .. _`CEC-OP-PRIM-DEVTYPE-AUDIOSYSTEM`: - - Use for a recording device. + - ``CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM`` + - 5 + - Use for an audio system (e.g. an audio/video receiver). + * .. _`CEC-OP-PRIM-DEVTYPE-SWITCH`: - - .. _`CEC-OP-PRIM-DEVTYPE-TUNER`: + - ``CEC_OP_PRIM_DEVTYPE_SWITCH`` + - 6 + - Use for a CEC switch. + * .. _`CEC-OP-PRIM-DEVTYPE-VIDEOPROC`: - - ``CEC_OP_PRIM_DEVTYPE_TUNER`` - - - 3 - - - Use for a device with a tuner. - - - .. _`CEC-OP-PRIM-DEVTYPE-PLAYBACK`: - - - ``CEC_OP_PRIM_DEVTYPE_PLAYBACK`` - - - 4 - - - Use for a playback device. - - - .. _`CEC-OP-PRIM-DEVTYPE-AUDIOSYSTEM`: - - - ``CEC_OP_PRIM_DEVTYPE_AUDIOSYSTEM`` - - - 5 - - - Use for an audio system (e.g. an audio/video receiver). - - - .. _`CEC-OP-PRIM-DEVTYPE-SWITCH`: - - - ``CEC_OP_PRIM_DEVTYPE_SWITCH`` - - - 6 - - - Use for a CEC switch. - - - .. _`CEC-OP-PRIM-DEVTYPE-VIDEOPROC`: - - - ``CEC_OP_PRIM_DEVTYPE_VIDEOPROC`` - - - 7 - - - Use for a video processor device. + - ``CEC_OP_PRIM_DEVTYPE_VIDEOPROC`` + - 7 + - Use for a video processor device. .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.7cm}| @@ -336,64 +267,43 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 3 1 16 + * .. _`CEC-LOG-ADDR-TYPE-TV`: - - .. _`CEC-LOG-ADDR-TYPE-TV`: - - - ``CEC_LOG_ADDR_TYPE_TV`` - - - 0 - - - Use for a TV. - - - .. _`CEC-LOG-ADDR-TYPE-RECORD`: - - - ``CEC_LOG_ADDR_TYPE_RECORD`` - - - 1 - - - Use for a recording device. - - - .. _`CEC-LOG-ADDR-TYPE-TUNER`: - - - ``CEC_LOG_ADDR_TYPE_TUNER`` - - - 2 - - - Use for a tuner device. + - ``CEC_LOG_ADDR_TYPE_TV`` + - 0 + - Use for a TV. + * .. _`CEC-LOG-ADDR-TYPE-RECORD`: - - .. _`CEC-LOG-ADDR-TYPE-PLAYBACK`: + - ``CEC_LOG_ADDR_TYPE_RECORD`` + - 1 + - Use for a recording device. + * .. _`CEC-LOG-ADDR-TYPE-TUNER`: - - ``CEC_LOG_ADDR_TYPE_PLAYBACK`` + - ``CEC_LOG_ADDR_TYPE_TUNER`` + - 2 + - Use for a tuner device. + * .. _`CEC-LOG-ADDR-TYPE-PLAYBACK`: - - 3 + - ``CEC_LOG_ADDR_TYPE_PLAYBACK`` + - 3 + - Use for a playback device. + * .. _`CEC-LOG-ADDR-TYPE-AUDIOSYSTEM`: - - Use for a playback device. + - ``CEC_LOG_ADDR_TYPE_AUDIOSYSTEM`` + - 4 + - Use for an audio system device. + * .. _`CEC-LOG-ADDR-TYPE-SPECIFIC`: - - .. _`CEC-LOG-ADDR-TYPE-AUDIOSYSTEM`: + - ``CEC_LOG_ADDR_TYPE_SPECIFIC`` + - 5 + - Use for a second TV or for a video processor device. + * .. _`CEC-LOG-ADDR-TYPE-UNREGISTERED`: - - ``CEC_LOG_ADDR_TYPE_AUDIOSYSTEM`` - - - 4 - - - Use for an audio system device. - - - .. _`CEC-LOG-ADDR-TYPE-SPECIFIC`: - - - ``CEC_LOG_ADDR_TYPE_SPECIFIC`` - - - 5 - - - Use for a second TV or for a video processor device. - - - .. _`CEC-LOG-ADDR-TYPE-UNREGISTERED`: - - - ``CEC_LOG_ADDR_TYPE_UNREGISTERED`` - - - 6 - - - Use this if you just want to remain unregistered. Used for pure - CEC switches or CDC-only devices (CDC: Capability Discovery and - Control). + - ``CEC_LOG_ADDR_TYPE_UNREGISTERED`` + - 6 + - Use this if you just want to remain unregistered. Used for pure + CEC switches or CDC-only devices (CDC: Capability Discovery and + Control). @@ -406,54 +316,36 @@ logical address types are already defined will return with error ``EBUSY``. :stub-columns: 0 :widths: 3 1 4 + * .. _`CEC-OP-ALL-DEVTYPE-TV`: - - .. _`CEC-OP-ALL-DEVTYPE-TV`: - - - ``CEC_OP_ALL_DEVTYPE_TV`` - - - 0x80 - - - This supports the TV type. - - - .. _`CEC-OP-ALL-DEVTYPE-RECORD`: - - - ``CEC_OP_ALL_DEVTYPE_RECORD`` - - - 0x40 - - - This supports the Recording type. - - - .. _`CEC-OP-ALL-DEVTYPE-TUNER`: - - - ``CEC_OP_ALL_DEVTYPE_TUNER`` - - - 0x20 - - - This supports the Tuner type. - - - .. _`CEC-OP-ALL-DEVTYPE-PLAYBACK`: - - - ``CEC_OP_ALL_DEVTYPE_PLAYBACK`` - - - 0x10 - - - This supports the Playback type. - - - .. _`CEC-OP-ALL-DEVTYPE-AUDIOSYSTEM`: - - - ``CEC_OP_ALL_DEVTYPE_AUDIOSYSTEM`` - - - 0x08 + - ``CEC_OP_ALL_DEVTYPE_TV`` + - 0x80 + - This supports the TV type. + * .. _`CEC-OP-ALL-DEVTYPE-RECORD`: - - This supports the Audio System type. + - ``CEC_OP_ALL_DEVTYPE_RECORD`` + - 0x40 + - This supports the Recording type. + * .. _`CEC-OP-ALL-DEVTYPE-TUNER`: - - .. _`CEC-OP-ALL-DEVTYPE-SWITCH`: + - ``CEC_OP_ALL_DEVTYPE_TUNER`` + - 0x20 + - This supports the Tuner type. + * .. _`CEC-OP-ALL-DEVTYPE-PLAYBACK`: - - ``CEC_OP_ALL_DEVTYPE_SWITCH`` + - ``CEC_OP_ALL_DEVTYPE_PLAYBACK`` + - 0x10 + - This supports the Playback type. + * .. _`CEC-OP-ALL-DEVTYPE-AUDIOSYSTEM`: - - 0x04 + - ``CEC_OP_ALL_DEVTYPE_AUDIOSYSTEM`` + - 0x08 + - This supports the Audio System type. + * .. _`CEC-OP-ALL-DEVTYPE-SWITCH`: - - This supports the CEC Switch or Video Processing type. + - ``CEC_OP_ALL_DEVTYPE_SWITCH`` + - 0x04 + - This supports the CEC Switch or Video Processing type. |