add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/thunderbolt/nhi.c
..
..
@@ -36,7 +36,7 @@
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 #define NHI_MAILBOX_TIMEOUT	500 /* ms */
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-static int ring_interrupt_index(struct tb_ring *ring)
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+static int ring_interrupt_index(const struct tb_ring *ring)
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 {
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 	int bit = ring->hop;
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 	if (!ring->is_tx)