From: Sudeep Holla <sudeep.holla@arm.com>
To: Suzuki K Poulose <suzuki.poulose@arm.com>,
linux-arm-kernel@lists.infradead.org
Cc: Sudeep Holla <sudeep.holla@arm.com>,
linux-kernel@vger.kernel.org, mathieu.poirier@linaro.org,
coresight@lists.linaro.org, robert.walker@arm.com,
devicetree@vger.kernel.org, robh@kernel.org,
Mike Leach <mike.leach@linaro.org>,
Liviu Dudau <liviu.dudau@arm.com>,
Lorenzo Pierlisi <lorenzo.pieralisi@arm.com>
Subject: Re: [PATCH] dts: juno: Enable coresight tmc scatter gather in ETR
Date: Tue, 11 Sep 2018 11:35:09 +0100 [thread overview]
Message-ID: <20180911103509.GA770@e107155-lin> (raw)
In-Reply-To: <1536655641-26192-1-git-send-email-suzuki.poulose@arm.com>
On 11/09/18 09:47, Suzuki K Poulose wrote:
> We do not enable scatter-gather mode in the TMC-ETR by default
> to prevent malfunctioning of systems where the ETR may not be
> properly connected to the memory subsystem to allow for simultaneous
> READ/WRITE transactions when used in SG mode. Instead we whitelist
> the platforms where we know that it is safe to use the mode.
>
> All revisions of Juno have a proper ETR connection and hence
> white list them.
>
Applied conditionally, this conflicts with the patch Mathieu has in his
branch. He needs to drop that so that I can take both of them via ARM SoC.
--
Regards,
Sudeep
next prev parent reply other threads:[~2018-09-11 10:35 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-11 8:47 [PATCH] dts: juno: Enable coresight tmc scatter gather in ETR Suzuki K Poulose
2018-09-11 10:35 ` Sudeep Holla [this message]
2018-09-11 14:47 ` Mathieu Poirier
2018-09-11 15:23 ` Sudeep Holla
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