linux-kernel - Re: [PATCH 0/3 v7] Misc SCM changes

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Message-ID: <f3a4c114-b430-47ce-a746-4a840994dc58@quicinc.com>
Date:   Tue, 24 Oct 2023 18:59:35 +0530
From:   Kathiravan Thirumoorthy <quic_kathirav@...cinc.com>
To:     Mukesh Ojha <quic_mojha@...cinc.com>, <agross@...nel.org>,
        <andersson@...nel.org>, <konrad.dybcio@...aro.org>,
        <p.zabel@...gutronix.de>, <linus.walleij@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/3 v7] Misc SCM changes


On 10/4/2023 10:55 PM, Mukesh Ojha wrote:
> I have given version to this series as v7 as it has already
> gone through v6 and later got added to minidump patch series
> However, these 3 patches can go independently and has no
> relation with minidump hence, separated it from minidump series.


Mukesh, Can you rebase this series on top of linux-next, since there is 
a conflict?


Bjorn, after rebase is done, will you able to pick it up for v6.7 if 
there is a time? These patches(#1  and #3) are required for the crash 
dump collection on IPQ9574 and IPQ5332 SoCs.


>
> Change from minidump-v5(13/17-15/17):https://lore.kernel.org/lkml/1694429639-21484-1-git-send-email-quic_mojha@quicinc.com/
>   - Removed mistakenly added macros.
>     https://lore.kernel.org/lkml/9da888dc-401a-4cbb-b616-b4654fa79e35@quicinc.com/
>   - Added Acked-by tag from Linus.w to 2/3.
>
> Changes from dload series v6: https://lore.kernel.org/lkml/1680076012-10785-1-git-send-email-quic_mojha@quicinc.com/
>   - Rebased it on latest tag available on linux-next
>   - Added missed Poovendhan sign-off on 15/17 and tested-by tag from
>     Kathiravan. Thanks to him for testing and reminding me of missing sign-off.
>   - Addressed comments made on dload mode patch v6 version
>
> Changes in v6:
>    - Applied suggested API change(at v4) by [dmitry.baryshkov]
>
> Changes in v5: https://lore.kernel.org/lkml/1680017869-22421-1-git-send-email-quic_mojha@quicinc.com/
>    - Tried to fix the issue reported by kernel test robot
>      https://lore.kernel.org/lkml/202303280535.acb66sQT-lkp@intel.com/
>
>    - Applied some of the improvement suggested by [Bjorn.andersson]
>   
>      . Dropped 'both' instead support full,mini or mini,full for setting download
>      mode to collect both minidump and full dump.
>      
>      . logging improvement.
>      
>
> Changes in v4: https://lore.kernel.org/lkml/1679935281-18445-1-git-send-email-quic_mojha@quicinc.com/
>    - val should be shifted within the function [srinivas.kandagatla]
>      i.e new = (old & ~mask) | (val << ffs(mask) - 1);
>    - Added Acked-by [linus.walleij] on pinctrl change.
>
> Changes in v3 : https://lore.kernel.org/lkml/1679070482-8391-1-git-send-email-quic_mojha@quicinc.com/
>   - Removed [1] from the series and sent as a separate patch[2], although this series
>     should be applied on top [2].
>    [1] https://lore.kernel.org/lkml/1677664555-30191-2-git-send-email-quic_mojha@quicinc.com/
>    [2] https://lore.kernel.org/lkml/1678979666-551-1-git-send-email-quic_mojha@quicinc.com/
>   - Introduce new exported symbol on suggestion from [srinivas.kandagatla]
>   - Use the symbol from drivers/pinctrl/qcom/pinctrl-msm.c.
>   - Addressed comment given by [dmitry.baryshkov]
>   - Converted non-standard Originally-by to Signed-off-by.
>
> Changes in v2: https://lore.kernel.org/lkml/1677664555-30191-1-git-send-email-quic_mojha@quicinc.com/
>   - Addressed comment made by [bjorn]
>   - Added download mask.
>   - Passed download mode as parameter
>   - Accept human accepatable download mode string.
>   - enable = !!dload_mode
>   - Shifted module param callback to somewhere down in
>     the file so that it no longer need to know the
>     prototype of qcom_scm_set_download_mode()
>   - updated commit text.
>
> Mukesh Ojha (3):
>    firmware: qcom_scm: provide a read-modify-write function
>    pinctrl: qcom: Use qcom_scm_io_update_field()
>    firmware: scm: Modify only the download bits in TCSR register
>
>   drivers/firmware/qcom_scm.c            | 32 ++++++++++++++++++++++++++++++--
>   drivers/pinctrl/qcom/pinctrl-msm.c     | 10 ++++------
>   include/linux/firmware/qcom/qcom_scm.h |  2 ++
>   3 files changed, 36 insertions(+), 8 deletions(-)
>