thunderbolt: Use const qualifier for ring_interrupt_index

`ring_interrupt_index` doesn't change the data for `ring` so mark it as
const. This is needed by the following patch that disables interrupt
auto clear for rings.

Cc: Sanju Mehta <Sanju.Mehta@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Mario Limonciello 2023-03-10 11:20:49 -06:00 committed by Mika Westerberg
parent c82510b1d8
commit 1716efdb07

View File

@ -46,7 +46,7 @@
#define QUIRK_AUTO_CLEAR_INT BIT(0) #define QUIRK_AUTO_CLEAR_INT BIT(0)
#define QUIRK_E2E BIT(1) #define QUIRK_E2E BIT(1)
static int ring_interrupt_index(struct tb_ring *ring) static int ring_interrupt_index(const struct tb_ring *ring)
{ {
int bit = ring->hop; int bit = ring->hop;
if (!ring->is_tx) if (!ring->is_tx)