From: Sudarsana Reddy Kalluru
Date: Fri, 9 Nov 2018 02:10:43 -0800
> +/* Following is the DMAE channel number allocation for the clients.
> + * MFW: OCBB/OCSD implementations use DMAE channels 14/15 respectively.
> + * Driver: 0-3 and 8-11 (for PF dmae operations)
> + * 4 and 12
Driver assigns DMAE channel 0 for FW as part of START_RAMROD command. FW
uses this channel for DMAE operations (e.g., TIME_SYNC implementation).
Driver also uses the same channel 0 for DMAE operations for some of the PFs
(e.g., PF0 on Port0). This could lead to concurrent access to the DMAE
