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 [thread overview]
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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next prev parent reply other threads:[~2019-09-19 0:50 UTC|newest]
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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