From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Konrad Dybcio <konradybcio@gmail.com>
Cc: Will Deacon <will@kernel.org>,
skrzynka@konradybcio.pl, Robin Murphy <robin.murphy@arm.com>,
Joerg Roedel <joro@8bytes.org>, Rob Herring <robh+dt@kernel.org>,
linux-arm-kernel@lists.infradead.org,
iommu@lists.linux-foundation.org,
DTML <devicetree@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
John Stultz <john.stultz@linaro.org>
Subject: Re: [PATCH 1/1] iommu/arm-smmu: Implement qcom,skip-init
Date: Tue, 21 Jul 2020 16:56:50 -0700 [thread overview]
Message-ID: <20200721235650.GN388985@builder.lan> (raw)
In-Reply-To: <CAMS8qEXNh6n9SpMkPAr8cPneasPvJPELD2TZ4gxUf0byxNePbg@mail.gmail.com>
On Tue 21 Jul 09:20 PDT 2020, Konrad Dybcio wrote:
> >The current
> >focus has been on moving more of the SMMU specific bits into the arm-smmu-qcom
> >implementation [1] and I think that is the right way to go.
>
> Pardon if I overlooked something obvious, but I can't seem to find a
> clean way for implementing qcom,skip-init in arm-smmu-qcom, as neither
> the arm_smmu_test_smr_masks nor the probe function seem to be
> alterable with arm_smmu_impl. I'm open to your ideas guys.
>
Is the problem on SDM630 that when you write to SMR/S2CR the device
reboots? Or that when you start writing out the context bank
configuration that trips the display and the device reboots?
Regards,
Bjorn
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Konrad Dybcio <konradybcio@gmail.com>
Cc: DTML <devicetree@vger.kernel.org>,
skrzynka@konradybcio.pl, Will Deacon <will@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
iommu@lists.linux-foundation.org,
Rob Herring <robh+dt@kernel.org>,
John Stultz <john.stultz@linaro.org>,
Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/1] iommu/arm-smmu: Implement qcom,skip-init
Date: Tue, 21 Jul 2020 16:56:50 -0700 [thread overview]
Message-ID: <20200721235650.GN388985@builder.lan> (raw)
In-Reply-To: <CAMS8qEXNh6n9SpMkPAr8cPneasPvJPELD2TZ4gxUf0byxNePbg@mail.gmail.com>
On Tue 21 Jul 09:20 PDT 2020, Konrad Dybcio wrote:
> >The current
> >focus has been on moving more of the SMMU specific bits into the arm-smmu-qcom
> >implementation [1] and I think that is the right way to go.
>
> Pardon if I overlooked something obvious, but I can't seem to find a
> clean way for implementing qcom,skip-init in arm-smmu-qcom, as neither
> the arm_smmu_test_smr_masks nor the probe function seem to be
> alterable with arm_smmu_impl. I'm open to your ideas guys.
>
Is the problem on SDM630 that when you write to SMR/S2CR the device
reboots? Or that when you start writing out the context bank
configuration that trips the display and the device reboots?
Regards,
Bjorn
_______________________________________________
iommu mailing list
iommu@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/iommu
WARNING: multiple messages have this Message-ID (diff)
From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Konrad Dybcio <konradybcio@gmail.com>
Cc: DTML <devicetree@vger.kernel.org>,
skrzynka@konradybcio.pl, Will Deacon <will@kernel.org>,
Joerg Roedel <joro@8bytes.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
iommu@lists.linux-foundation.org,
Rob Herring <robh+dt@kernel.org>,
John Stultz <john.stultz@linaro.org>,
Robin Murphy <robin.murphy@arm.com>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 1/1] iommu/arm-smmu: Implement qcom,skip-init
Date: Tue, 21 Jul 2020 16:56:50 -0700 [thread overview]
Message-ID: <20200721235650.GN388985@builder.lan> (raw)
In-Reply-To: <CAMS8qEXNh6n9SpMkPAr8cPneasPvJPELD2TZ4gxUf0byxNePbg@mail.gmail.com>
On Tue 21 Jul 09:20 PDT 2020, Konrad Dybcio wrote:
> >The current
> >focus has been on moving more of the SMMU specific bits into the arm-smmu-qcom
> >implementation [1] and I think that is the right way to go.
>
> Pardon if I overlooked something obvious, but I can't seem to find a
> clean way for implementing qcom,skip-init in arm-smmu-qcom, as neither
> the arm_smmu_test_smr_masks nor the probe function seem to be
> alterable with arm_smmu_impl. I'm open to your ideas guys.
>
Is the problem on SDM630 that when you write to SMR/S2CR the device
reboots? Or that when you start writing out the context bank
configuration that trips the display and the device reboots?
Regards,
Bjorn
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2020-07-21 23:58 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-04 12:28 [PATCH 1/1] iommu/arm-smmu: Implement qcom,skip-init Konrad Dybcio
2020-07-04 12:28 ` Konrad Dybcio
2020-07-04 12:28 ` Konrad Dybcio
2020-07-04 13:09 ` Will Deacon
2020-07-04 13:09 ` Will Deacon
2020-07-04 13:09 ` Will Deacon
2020-07-04 13:20 ` Konrad Dybcio
2020-07-04 13:20 ` Konrad Dybcio
2020-07-04 13:20 ` Konrad Dybcio
2020-07-05 3:35 ` Bjorn Andersson
2020-07-05 3:35 ` Bjorn Andersson
2020-07-05 3:35 ` Bjorn Andersson
2020-07-21 15:04 ` Konrad Dybcio
2020-07-21 15:04 ` Konrad Dybcio
2020-07-21 15:04 ` Konrad Dybcio
2020-07-21 15:44 ` Jordan Crouse
2020-07-21 15:44 ` Jordan Crouse
2020-07-21 15:44 ` Jordan Crouse
2020-07-21 16:20 ` Konrad Dybcio
2020-07-21 16:20 ` Konrad Dybcio
2020-07-21 16:20 ` Konrad Dybcio
2020-07-21 23:56 ` Bjorn Andersson [this message]
2020-07-21 23:56 ` Bjorn Andersson
2020-07-21 23:56 ` Bjorn Andersson
2020-07-22 20:11 ` Konrad Dybcio
2020-07-22 20:11 ` Konrad Dybcio
2020-07-22 20:11 ` Konrad Dybcio
2020-07-31 5:48 ` Bjorn Andersson
2020-07-31 5:48 ` Bjorn Andersson
2020-07-31 5:48 ` Bjorn Andersson
2020-08-03 23:57 ` Konrad Dybcio
2020-08-03 23:57 ` Konrad Dybcio
2020-08-03 23:57 ` Konrad Dybcio
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