linux-kernel - Re: [PATCH v2 00/11] Peripheral Image Loader support for Qualcomm SoCs running Linux host at EL2

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Message-ID: <660c2594-9a93-450e-9a2e-17ef6b4c696d@linaro.org>
Date: Wed, 20 Aug 2025 12:03:16 +0100
From: Bryan O'Donoghue <bryan.odonoghue@...aro.org>
To: Mukesh Ojha <mukesh.ojha@....qualcomm.com>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>,
 Vikash Garodia <quic_vgarodia@...cinc.com>,
 Dikshita Agarwal <quic_dikshita@...cinc.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>
Cc: Abhinav Kumar <abhinav.kumar@...ux.dev>, linux-kernel@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, linux-media@...r.kernel.org,
 linux-remoteproc@...r.kernel.org
Subject: Re: [PATCH v2 00/11] Peripheral Image Loader support for Qualcomm
 SoCs running Linux host at EL2

On 19/08/2025 17:54, Mukesh Ojha wrote:
> This is a further continuation with a new approach to the topic
> discussed in [1] regarding the enablement of Secure Peripheral Image
> Loader support on Qualcomm SoCs when Linux runs at EL2.
> 
> A few months ago, we also discussed the challenges at Linaro Connect
> 2025 [2] related to enabling remoteproc when Linux is running at EL2.
> 
> [1]
> https://lore.kernel.org/lkml/20241004212359.2263502-1-quic_mojha@quicinc.com/
> 
> [2]
> https://resources.linaro.org/en/resource/sF8jXifdb9V1mUefdbfafa
> 
> Below, is the summary of the discussion.

Which tree does this apply to exactly ?

git-log-graph linux-stable/master
* c17b750b3ad9f - (tag: v6.17-rc2, linux-stable/master, 
linux-stable/HEAD) Linux 6.17-rc2 (3 days ago)
*   8d561baae505b - Merge tag 'x86_urgent_for_v6.17_rc2' of 
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (3 days ago)

b4 shazam 
20250812-qcom-tee-using-tee-ss-without-mem-obj-v7-7-ce7a1a774803@....qualcomm.com

b4 shazam 20250819165447.4149674-1-mukesh.ojha@....qualcomm.com 

Grabbing thread from 
lore.kernel.org/all/20250819165447.4149674-1-mukesh.ojha@....qualcomm.com/t.mbox.gz
Checking for newer revisions
Grabbing search results from lore.kernel.org
Analyzing 18 messages in the thread
Analyzing 0 code-review messages
Checking attestation on all messages, may take a moment...
---
   ✓ [PATCH v2 1/11] firmware: qcom_scm: Introduce PAS context 
initialization helper
   ✓ [PATCH v2 2/11] soc: qcom: mdtloader: Add context aware 
qcom_mdt_pas_load() helper
   ✓ [PATCH v2 3/11] firmware: qcom_scm: Add a prep version of 
auth_and_reset function
   ✓ [PATCH v2 4/11] firmware: qcom_scm: Simplify qcom_scm_pas_init_image()
   ✓ [PATCH v2 5/11] firmware: qcom_scm: Add shmbridge support to 
pas_init/release function
   ✓ [PATCH v2 6/11] remoteproc: Move resource table data structure to 
its own header
   ✓ [PATCH v2 7/11] firmware: qcom_scm: Add 
qcom_scm_pas_get_rsc_table() to get resource table
   ✓ [PATCH v2 8/11] soc: qcom: mdt_loader: Add helper functions to map 
and unmap resources
   ✓ [PATCH v2 9/11] remoteproc: pas: Extend parse_fw callback to parse 
resource table
   ✓ [PATCH v2 10/11] remoteproc: qcom: pas: Enable Secure PAS support 
with IOMMU managed by Linux
   ✓ [PATCH v2 11/11] media: iris: Enable Secure PAS support with IOMMU 
managed by Linux
   ---
   ✓ Signed: DKIM/qualcomm.com (From: mukesh.ojha@....qualcomm.com)
---
Total patches: 11
---
Applying: firmware: qcom_scm: Introduce PAS context initialization helper
Applying: soc: qcom: mdtloader: Add context aware qcom_mdt_pas_load() helper
Patch failed at 0002 soc: qcom: mdtloader: Add context aware 
qcom_mdt_pas_load() helper
error: patch failed: drivers/remoteproc/qcom_q6v5_pas.c:235
error: drivers/remoteproc/qcom_q6v5_pas.c: patch does not apply
error: patch failed: drivers/soc/qcom/mdt_loader.c:302
error: drivers/soc/qcom/mdt_loader.c: patch does not apply
error: patch failed: include/linux/soc/qcom/mdt_loader.h:10
error: include/linux/soc/qcom/mdt_loader.h: patch does not apply
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am 
--abort".
hint: Disable this message with "git config set advice.mergeConflict false"

---
bod