linux-kernel - Re: [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before programming

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Message-ID: <570FCDCD.1060902@arm.com>
Date:	Thu, 14 Apr 2016 18:05:17 +0100
From:	Suzuki K Poulose <Suzuki.Poulose@....com>
To:	Mathieu Poirier <mathieu.poirier@...aro.org>,
	linux-arm-kernel@...ts.infradead.org
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2 02/15] coresight: tmc: waiting for TMCReady bit before
 programming

On 12/04/16 18:54, Mathieu Poirier wrote:
> According to the TRM before programming the TMC in circular
> buffer mode (and that for any configuration, ETB, ETR, ETF),
> the TMCReady bit in the status register has to be set.
>
> This patch adds a check to make sure the state machine is in
> a state where it can be configured, and complains otherwise.
>
> Signed-off-by: Mathieu Poirier <mathieu.poirier@...aro.org>
> ---

Reviewed-by: Suzuki K Poulose <suzuki.poulose@....com>

Suzuki