[Intel-gfx] [PATCH 04/10] drm/i915: Add a delay in Displayport AUX transactions for compliance testing

The Displayport Link Layer Compliance Testing Specification 1.2 rev 1.1 specifies that repeated AUX transactions after a failure (no response / invalid response) must have a minimum delay of 400us before the resend can occur. Tests 4.2.1.1 and 4.2.1.2 are two tests that require this specifically.

[Intel-gfx] [PATCH 04/10] drm/i915: Add a delay in Displayport AUX transactions for compliance testing

The Displayport Link Layer Compliance Testing Specification 1.2 rev 1.1 specifies that repeated AUX transactions after a failure (no response / invalid response) must have a minimum delay of 400us before the resend can occur. Tests 4.2.1.1 and 4.2.1.2 are two tests that require this