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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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d09dbf92ad
Currently in /sys/class/dvb/dvbX.demuxY/ we have: dev uevent With the patch, we have (for a PCI DVB device): dev device -> ../../../devices/pci0000:00/0000:00:1e.0/0000:03:0d.0 uevent So userspace tools can (finally) work out which physical device a DVB adapter refers to. Previously you had to kinda look through dmesg and hope that it hadn't been dumped out of the buffer. This makes debugging a lot easier if the system has been up for a long time! This is done by adding an extra 'struct device *' parameter to dvb_register_adapter(). It will work with any kind of standard linux 'device'. Additionally, if someone has an embedded system which does things differently, they can simply supply 'NULL' and the behaviour will be as before - the link will simply not appear. Ack'd-by: Manu Abraham <manu@linuxtv.org> Acked-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Andrew de Quincey <adq_dvb@lidskialf.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
38 lines
932 B
C
38 lines
932 B
C
#include <dvbdev.h>
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#include <dmxdev.h>
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#include <dvb_demux.h>
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#include <dvb_net.h>
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#include <dvb_frontend.h>
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struct videobuf_dvb {
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/* filling that the job of the driver */
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char *name;
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struct dvb_frontend *frontend;
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struct videobuf_queue dvbq;
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/* video-buf-dvb state info */
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struct mutex lock;
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struct task_struct *thread;
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int nfeeds;
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/* videobuf_dvb_(un)register manges this */
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struct dvb_adapter adapter;
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struct dvb_demux demux;
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struct dmxdev dmxdev;
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struct dmx_frontend fe_hw;
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struct dmx_frontend fe_mem;
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struct dvb_net net;
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};
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int videobuf_dvb_register(struct videobuf_dvb *dvb,
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struct module *module,
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void *adapter_priv,
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struct device *device);
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void videobuf_dvb_unregister(struct videobuf_dvb *dvb);
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/*
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* Local variables:
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* c-basic-offset: 8
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* End:
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*/
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