Re: [PATCH v2] soundwire: qcom: wait for fifo space to be available before read/write
From: Pierre-Louis Bossart
Date: Thu Apr 01 2021 - 14:52:17 EST
On 4/1/21 4:00 AM, Srinivas Kandagatla wrote:
If we write registers very fast we can endup in a situation where some
of the writes will be dropped without any notice.
So wait for the fifo space to be available before reading/writing the
soundwire registers.
Out of curiosity, do you actually need to do a check in the read case as
well?
The commit message talks about writes getting dropped, is the opposite
also a problem?