xhci: Set frame ID field of isoc TRB when starting an isoch stream

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The frame id field can be set for the first TD of the first isoc
URB to schedule the start of an isoc stream even in host doesn't
support CFC (Contiguous Frame ID Capability)

Set the frame ID TRB field of the first isoc TD unless URB has the
schedule immediately 'URB_ISO_ASAP' transfer flag set.

cc: Dylan Robinson <dylan_robinson@motu.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://patch.msgid.link/20260806142113.2436238-3-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Mathias Nyman 2026-08-06 17:20:58 +03:00 • committed by Greg Kroah-Hartman

parent add8469b3e

commit b08d153c95

1 changed files with 24 additions and 7 deletions

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drivers/usb/host/xhci-ring.c

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