From mboxrd@z Thu Jan 1 00:00:00 1970 From: sudeep.holla@arm.com (Sudeep Holla) Date: Tue, 11 Sep 2018 11:35:09 +0100 Subject: [PATCH] dts: juno: Enable coresight tmc scatter gather in ETR In-Reply-To: <1536655641-26192-1-git-send-email-suzuki.poulose@arm.com> References: <1536655641-26192-1-git-send-email-suzuki.poulose@arm.com> Message-ID: <20180911103509.GA770@e107155-lin> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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