linux-kernel - Re: [PATCH 00/17] CAMSS: SM8250 support (and some fixes)

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Date:   Wed, 16 Jun 2021 21:16:42 +0300
From:   Andrey Konovalov <andrey.konovalov@...aro.org>
To:     Jonathan Marek <jonathan@...ek.ca>, linux-arm-msm@...r.kernel.org
Cc:     robert.foss@...aro.org, Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:QUALCOMM CAMERA SUBSYSTEM DRIVER" 
        <linux-media@...r.kernel.org>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Todor Tomov <todor.too@...il.com>
Subject: Re: [PATCH 00/17] CAMSS: SM8250 support (and some fixes)

Hi Jonathan,

I've given this patchset a try on RB3 board (SDM845) with ov8856 camera sensor - works OK,
no regressions.

Thanks,
Andrey

On 09.06.2021 01:34, Jonathan Marek wrote:
> This adds initial support for SM8250 and its 4 VFEs and 6 CSIPHYs.
> The only big change is the added camss-vfe-480.c to support the
> Titan 480 VFE.
> 
> v2:
>   - Fixed some typos in commit messages (patches 02 and 08)
>   - patch 03 ("media: camss: csiphy-3ph: add support for SM8250 CSI DPHY"):
>     - moved definition of CAMSS_8250 to this patch,
>     - removed unused lane_enable variable
>     - added a default unreachable case to avoid a warning
>     - added a is_gen2 variable (minor rework)
>   - Undo DECODE_FORMAT_PAYLOAD_ONLY change, add comment instead (patch 04)
>   - "ops" reworks in addition to removing dead code (patch 12)
>   - renamed csid-170 to csid-gen2, added defines for offsets, add missing
>     camnoc_axi clock to sm8250 vfe resources (patch 16/17)
> 
> Jonathan Marek (17):
>    media: camss: csiphy-3ph: don't print HW version as an error
>    media: camss: csiphy-3ph: disable interrupts
>    media: camss: csiphy-3ph: add support for SM8250 CSI DPHY
>    media: camss: csid-170: fix non-10bit formats
>    media: camss: csid-170: don't enable unused irqs
>    media: camss: csid-170: remove stray comment
>    media: camss: csid-170: support more than one lite vfe
>    media: camss: csid-170: set the right HALT_CMD when disabled
>    media: camss: csid: allow csid to work without a regulator
>    media: camss: remove vdda-csiN from sdm845 resources
>    media: camss: fix VFE irq name
>    media: camss: remove some vfe ops and clean up dead vfe-170 code
>    media: camss: vfe-170: fix "VFE halt timeout" error
>    media: camss: Add initial support for VFE hardware version Titan 480
>    media: camss: add support for V4L2_PIX_FMT_GREY for sdm845 HW
>    media: camss: add support for SM8250 camss
>    media: dt-bindings: media: camss: Add qcom,sm8250-camss binding
> 
>   .../bindings/media/qcom,sm8250-camss.yaml     | 399 +++++++++++++
>   drivers/media/platform/qcom/camss/Makefile    |   3 +-
>   .../{camss-csid-170.c => camss-csid-gen2.c}   |  32 +-
>   .../media/platform/qcom/camss/camss-csid.c    |  45 +-
>   .../media/platform/qcom/camss/camss-csid.h    |   2 +-
>   .../qcom/camss/camss-csiphy-3ph-1-0.c         | 184 ++++--
>   .../media/platform/qcom/camss/camss-csiphy.c  |   9 +-
>   .../media/platform/qcom/camss/camss-vfe-170.c | 101 +---
>   .../media/platform/qcom/camss/camss-vfe-4-1.c |  25 +-
>   .../media/platform/qcom/camss/camss-vfe-4-7.c |  63 +-
>   .../media/platform/qcom/camss/camss-vfe-4-8.c |  65 +--
>   .../media/platform/qcom/camss/camss-vfe-480.c | 545 ++++++++++++++++++
>   .../platform/qcom/camss/camss-vfe-gen1.c      |  94 +--
>   .../platform/qcom/camss/camss-vfe-gen1.h      |  39 +-
>   drivers/media/platform/qcom/camss/camss-vfe.c |  29 +-
>   drivers/media/platform/qcom/camss/camss-vfe.h |  17 +-
>   .../media/platform/qcom/camss/camss-video.c   |   5 +-
>   drivers/media/platform/qcom/camss/camss.c     | 205 ++++++-
>   drivers/media/platform/qcom/camss/camss.h     |   1 +
>   19 files changed, 1523 insertions(+), 340 deletions(-)
>   create mode 100644 Documentation/devicetree/bindings/media/qcom,sm8250-camss.yaml
>   rename drivers/media/platform/qcom/camss/{camss-csid-170.c => camss-csid-gen2.c} (95%)
>   create mode 100644 drivers/media/platform/qcom/camss/camss-vfe-480.c
>