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From: Stephen Boyd <swboyd@chromium.org>
To: Andy Gross <agross@kernel.org>, Joerg Roedel <joro@8bytes.org>,
	Robin Murphy <robin.murphy@arm.com>,
	Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>,
	Vivek Gautam <vivek.gautam@codeaurora.org>,
	Will Deacon <will@kernel.org>,
	bjorn.andersson@linaro.org, iommu@lists.linux-foundation.org
Cc: linux-arm-msm@vger.kernel.org,
	Rajendra Nayak <rnayak@codeaurora.org>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCHv6 1/3] firmware: qcom_scm-64: Add atomic version of qcom_scm_call
Date: Wed, 18 Sep 2019 17:50:07 -0700
Message-ID: <5d82d0c0.1c69fb81.93841.042e@mx.google.com> (raw)
In-Reply-To: <f30070e7acdd463dec0e1305b47cdd8f1cc7c11c.1568712606.git.saiprakash.ranjan@codeaurora.org>

Quoting Sai Prakash Ranjan (2019-09-17 02:45:02)
> From: Vivek Gautam <vivek.gautam@codeaurora.org>
> 
> There are scnenarios where drivers are required to make a
> scm call in atomic context, such as in one of the qcom's
> arm-smmu-500 errata [1].
> 
> [1] ("https://source.codeaurora.org/quic/la/kernel/msm-4.9/
>       tree/drivers/iommu/arm-smmu.c?h=msm-4.9#n4842")
> 
> Signed-off-by: Vivek Gautam <vivek.gautam@codeaurora.org>
> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> Signed-off-by: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
> ---

Reviewed-by: Stephen Boyd <swboyd@chromium.org>

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Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-17  9:45 [PATCHv6 0/3] QCOM smmu-500 wait-for-safe handling for sdm845 Sai Prakash Ranjan
2019-09-17  9:45 ` [PATCHv6 1/3] firmware: qcom_scm-64: Add atomic version of qcom_scm_call Sai Prakash Ranjan
2019-09-19  0:50   ` Stephen Boyd [this message]
2019-09-17  9:45 ` [PATCHv6 2/3] firmware/qcom_scm: Add scm call to handle smmu errata Sai Prakash Ranjan
2019-09-19  0:53   ` Stephen Boyd
2019-09-17  9:45 ` [PATCHv6 3/3] iommu: arm-smmu-impl: Add sdm845 implementation hook Sai Prakash Ranjan
2019-09-19  0:25   ` Bjorn Andersson
2019-09-19  0:52     ` Stephen Boyd
2019-09-19  3:18     ` Sai Prakash Ranjan
2019-09-19 18:54       ` Sai Prakash Ranjan
2019-09-19 20:00         ` Stephen Boyd
2019-09-20  7:54           ` Sai Prakash Ranjan
2019-09-19  0:57   ` Stephen Boyd
2019-09-19  3:13     ` Sai Prakash Ranjan

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