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Originally BeBeB ASICs and firmware supports clock mode to synchronizing to syt field of received isoc packet. This mode is known as 'SYT Match' slightly described in IEC 61883-6 (but no detail mechanisms). In this mode, drivers can control sampling clock in device. Driver for Windows and macOS uses this feature to perform synchronization for devices on the same bus. In this mode, a plug of Music subunit for synchronization is connected to a plug of isoc unit for incoming packet streaming, then the order to establish connections is INPUT_PLUG first, OUTPUT_PLUG second. This commit implements the above. Actually each device works with its own clock for sampling, therefore the original design is hardly implemented to vendor's products. Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Link: https://lore.kernel.org/r/20191101131323.17300-4-o-takashi@sakamocchi.jp Signed-off-by: Takashi Iwai <tiwai@suse.de> |
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bebob | ||
dice | ||
digi00x | ||
fireface | ||
fireworks | ||
motu | ||
oxfw | ||
tascam | ||
amdtp-am824.c | ||
amdtp-am824.h | ||
amdtp-stream-trace.h | ||
amdtp-stream.c | ||
amdtp-stream.h | ||
cmp.c | ||
cmp.h | ||
fcp.c | ||
fcp.h | ||
isight.c | ||
iso-resources.c | ||
iso-resources.h | ||
Kconfig | ||
lib.c | ||
lib.h | ||
Makefile | ||
packets-buffer.c | ||
packets-buffer.h |