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thunderbolt: Add missing documentation in nhi_regs.h ring_desc structure

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Add missing description of fields in ring_desc struct found in
"nhi_regs.h". No functional changes.

Signed-off-by: Alan Borzeszkowski <alan.borzeszkowski@linux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Alan Borzeszkowski 2025-08-27 13:56:31 +02:00 • committed by Mika Westerberg
parent a385238050
commit bbbca9bfd1
1 changed files with 6 additions and 0 deletions
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6
drivers/thunderbolt/nhi_regs.h
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@ -21,6 +21,12 @@ enum ring_flags {
/**
* struct ring_desc - TX/RX ring entry
* @phys: DMA mapped address of the frame
* @length: Size of the ring
* @eof: End of frame protocol defined field
* @sof: Start of frame protocol defined field
* @flags: Ring descriptor flags
* @time: Fill with zero
*
* For TX set length/eof/sof.
* For RX length/eof/sof are set by the NHI.