[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <653abe51-cc6a-7bb0-6a10-6dc33389cb68@quicinc.com>
Date: Tue, 28 Nov 2023 01:20:19 +0530
From: Mukesh Ojha <quic_mojha@...cinc.com>
To: <agross@...nel.org>, <andersson@...nel.org>,
<konrad.dybcio@...aro.org>, <linus.walleij@...aro.org>
CC: <linux-arm-msm@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v10 0/4] Misc SCM driver changes
Bjorn,
Any comments on these patches?
-Mukesh
On 11/2/2023 10:44 PM, Mukesh Ojha wrote:
> First two changes changes are needed to enable download mode on
> chipset like IPQ9574 and IPQ5332 SoCs as for these targets others
> bits in download mode registers are used for different purpose
> and earlier kernel code was mistakenly overwrite the other bits.
>
> First three changes(1/4-3/4) are SCM driver specific while 4/4 from
> pinctrl try to use the introduced API(1/3).
>
> Changes from v9: https://lore.kernel.org/lkml/1698648967-974-1-git-send-email-quic_mojha@quicinc.com/
> - Added 3/4 new patch.
> - commit subject modification.
>
> Change from v8: https://lore.kernel.org/lkml/1698235506-16993-1-git-send-email-quic_mojha@quicinc.com/
> - Introduce enum for dload mode constants as per suggestion from [Elliot].
> - Rebased on linux-next.
>
> Changes from v7: https://lore.kernel.org/lkml/1696440338-12561-1-git-send-email-quic_mojha@quicinc.com/
> - Rebased it on next-20231025.
> - Added reviewed-by tag and take care of comment made about
> commit text should be in imperative mode.
> - Modified the name of the API to qcom_scm_io_rmw() as per suggestion
> made by [Dmitry]
> - Moved spinlock inside qcom_scm structure.
> - Corrected the patch order as per subsystem SCM first then pinctrl.
>
> 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.
> 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 in 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 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 (4):
> firmware: qcom: scm: provide a read-modify-write function
> firmware: qcom: scm: Modify only the download bits in TCSR register
> firmware: qcom: scm: Rework dload mode availability check
> pinctrl: qcom: Use qcom_scm_io_rmw() function
>
> drivers/firmware/qcom/qcom_scm.c | 50 ++++++++++++++++++++++++++++------
> drivers/pinctrl/qcom/pinctrl-msm.c | 10 +++----
> include/linux/firmware/qcom/qcom_scm.h | 1 +
> 3 files changed, 47 insertions(+), 14 deletions(-)
>
Powered by blists - more mailing lists