drm/amd/powerplay: Add interface for I2C transactions to SMU.

Will be used by Arcturus support for RAS page retirement.

Signed-off-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Andrey Grodzovsky 2019-10-11 13:48:24 -04:00 • committed by Alex Deucher
commit 7388ccf968