Re: [PATCH] dmaengine: qcom-bam: fix circular buffer handling

From: Srinivas Kandagatla
Date: Tue Jun 18 2019 - 11:17:07 EST

On 18/06/2019 15:56, Sricharan R wrote:
So MAX_DESCRIPTORS is used in driver for masking head/tail pointers.
That's why we have to pass MAX_DESCRIPTORS + 1 so that it works
when the Macros does a size - 1
Isn't that incorrect to do that, pretending to have more descriptors than we actually have?