Re: [PATCH v7 03/28] coresight: Introduce device access abstraction

2021-01-26 Thread Mathieu Poirier
On Sun, Jan 10, 2021 at 10:48:25PM +, Suzuki K Poulose wrote: > We are about to introduce support for sysreg access to ETMv4.4+ > component. Since there are generic routines that access the > registers (e.g, CS_LOCK/UNLOCK , claim/disclaim operations, timeout) > and in order to preserve the

[PATCH v7 03/28] coresight: Introduce device access abstraction

2021-01-10 Thread Suzuki K Poulose
We are about to introduce support for sysreg access to ETMv4.4+ component. Since there are generic routines that access the registers (e.g, CS_LOCK/UNLOCK , claim/disclaim operations, timeout) and in order to preserve the logic of these operations at a single place we introduce an abstraction