Messages in this thread |  | | | Subject | Re: [PATCH] dmaengine: qcom-bam: fix circular buffer handling | | From | Srinivas Kandagatla <> | | Date | Tue, 18 Jun 2019 16:12:01 +0100 |
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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?
--srini
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