From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
To: Kieran Bingham <kieran.bingham@ideasonboard.com>,
Rob Clark <robdclark@gmail.com>
Cc: Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Depeng Shao <quic_depengs@quicinc.com>,
Vikram Sharma <quic_vikramsa@quicinc.com>,
Vladimir Zapolskiy <vladimir.zapolskiy@linaro.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Subject: Re: [PATCH 6/6] arm64: dts: qcom: sdm845-db845c-navigation-mezzanine: Add cma heap for libcamera softisp support
Date: Sat, 2 Nov 2024 11:38:43 +0000 [thread overview]
Message-ID: <787ae421-0df0-45ae-bc3f-762ad73b8216@linaro.org> (raw)
In-Reply-To: <173047431366.2974136.175546053701391124@ping.linuxembedded.co.uk>
On 01/11/2024 15:18, Kieran Bingham wrote:
> Presently with SoftISP being CPU only - physically contiguous memory is
> not required.
Yes, I've misinterpreted what we discussed, udmabuf should be enough on
qcom.
> Bryan, will this still be true when you have a GPU based ISP ? Will that
> require physically contiguous memory ? Or will the mapping into the GPU
> handle any required translations?
I believe it should be fine because we do glTexImage2D on the way in ATM
and have support for eglCreateImageKHR(.., .., .., .., ..,
EGL_DMA_BUF_PLANE0_FD_EXT, dma_fd); but in either case phys contig
doesn't matter.
---
bod
next prev parent reply other threads:[~2024-11-02 11:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-25 15:43 [PATCH 0/6] qcom: camss: dts: Prune and tidy x13s, rb5 and rb3 CAMSS dts Bryan O'Donoghue
2024-10-25 15:43 ` [PATCH 1/6] arm64: dts: qcom: qrb5165-rb5-vision-mezzanine: Convert mezzanine riser to dtbo Bryan O'Donoghue
2024-10-25 17:58 ` Konrad Dybcio
2024-10-25 15:43 ` [PATCH 2/6] arm64: dts: qcom: sdm845-db845c-navigation-mezzanine: Convert mezzanine riser to dtso Bryan O'Donoghue
2024-10-25 18:06 ` Konrad Dybcio
2024-10-25 15:43 ` [PATCH 3/6] arm64: dts: qcom: sc8280xp-x13s: Drop redundant clock-lanes from camera@10 Bryan O'Donoghue
2024-10-25 17:23 ` Konrad Dybcio
2024-10-25 19:39 ` Bryan O'Donoghue
2024-10-25 15:43 ` [PATCH 4/6] arm64: dts: qcom: qrb5165-rb5-vision-mezzanine: Drop redundant clock-lanes from camera@1a Bryan O'Donoghue
2024-10-25 15:43 ` [PATCH 5/6] arm64: dts: qcom: qrb5165-rb5-vision-mezzanine: Add cma heap for libcamera softisp support Bryan O'Donoghue
2024-10-25 18:07 ` Konrad Dybcio
2024-10-25 15:43 ` [PATCH 6/6] arm64: dts: qcom: sdm845-db845c-navigation-mezzanine: " Bryan O'Donoghue
2024-10-25 18:07 ` Konrad Dybcio
2024-11-01 12:33 ` Rob Clark
2024-11-01 15:18 ` Kieran Bingham
2024-11-01 16:05 ` Rob Clark
2024-11-02 11:38 ` Bryan O'Donoghue [this message]
2024-11-04 4:13 ` [PATCH 0/6] qcom: camss: dts: Prune and tidy x13s, rb5 and rb3 CAMSS dts Bjorn Andersson
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