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| 1 | +# SPDX-License-Identifier: GPL-2.0-only |
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1 | 2 | # |
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2 | 3 | # DVB device configuration |
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3 | 4 | # |
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| 5 | + |
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| 6 | +config DVB_MMAP |
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| 7 | + bool "Enable DVB memory-mapped API (EXPERIMENTAL)" |
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| 8 | + depends on DVB_CORE |
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| 9 | + depends on VIDEO_V4L2=y || VIDEO_V4L2=DVB_CORE |
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| 10 | + select VIDEOBUF2_VMALLOC |
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| 11 | + help |
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| 12 | + This option enables DVB experimental memory-mapped API, which |
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| 13 | + reduces the number of context switches to read DVB buffers, as |
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| 14 | + the buffers can use mmap() syscalls. |
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| 15 | + |
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| 16 | + Support for it is experimental. Use with care. If unsure, |
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| 17 | + say N. |
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| 18 | + |
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| 19 | +config DVB_NET |
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| 20 | + bool "DVB Network Support" |
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| 21 | + default (NET && INET) |
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| 22 | + depends on NET && INET && DVB_CORE |
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| 23 | + help |
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| 24 | + This option enables DVB Network Support which is a part of the DVB |
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| 25 | + standard. It is used, for example, by automatic firmware updates used |
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| 26 | + on Set-Top-Boxes. It can also be used to access the Internet via the |
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| 27 | + DVB card, if the network provider supports it. |
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| 28 | + |
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| 29 | + You may want to disable the network support on embedded devices. If |
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| 30 | + unsure say Y. |
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4 | 31 | |
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5 | 32 | config DVB_MAX_ADAPTERS |
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6 | 33 | int "maximum number of DVB/ATSC adapters" |
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.. | .. |
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18 | 45 | config DVB_DYNAMIC_MINORS |
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19 | 46 | bool "Dynamic DVB minor allocation" |
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20 | 47 | depends on DVB_CORE |
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21 | | - default n |
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| 48 | + default y |
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22 | 49 | help |
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23 | 50 | If you say Y here, the DVB subsystem will use dynamic minor |
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24 | 51 | allocation for any device that uses the DVB major number. |
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.. | .. |
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31 | 58 | config DVB_DEMUX_SECTION_LOSS_LOG |
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32 | 59 | bool "Enable DVB demux section packet loss log" |
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33 | 60 | depends on DVB_CORE |
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34 | | - default n |
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35 | 61 | help |
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36 | 62 | Enable extra log messages meant to detect packet loss |
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37 | 63 | inside the Kernel. |
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.. | .. |
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44 | 70 | config DVB_ULE_DEBUG |
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45 | 71 | bool "Enable DVB net ULE packet debug messages" |
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46 | 72 | depends on DVB_CORE |
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47 | | - default n |
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48 | 73 | help |
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49 | 74 | Enable extra log messages meant to detect problems while |
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50 | 75 | handling DVB network ULE packet loss inside the Kernel. |
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