From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
To: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: rfoss@kernel.org, todor.too@gmail.com, agross@kernel.org,
andersson@kernel.org, konrad.dybcio@linaro.org,
mchehab@kernel.org, hverkuil-cisco@xs4all.nl,
sakari.ailus@linux.intel.com, andrey.konovalov@linaro.org,
linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 07/15] media: qcom: camss: Capture VFE CSID dependency in a helper function
Date: Mon, 28 Aug 2023 20:37:44 +0100 [thread overview]
Message-ID: <9fb41649-b4fb-d652-3207-7c8ff8b32f24@linaro.org> (raw)
In-Reply-To: <20230828184716.GM14596@pendragon.ideasonboard.com>
On 28/08/2023 19:47, Laurent Pinchart wrote:
> Hi Bryan,
>
> Thank you for the patch.
>
> On Wed, Aug 23, 2023 at 11:44:36AM +0100, Bryan O'Donoghue wrote:
>> From sdm845 onwards we need to ensure the VFE is powered on prior to
>> switching on the CSID.
>
> Based on the discussions with Konrad in the mail thread, I would record
> here the reason for this requirement.
>
> What happens if you unconditionally power up the VFE prior to switching
> the CSID on ? Will this break something on platforms older than SDM845 ?
vfe->power_count will bump and you will be fine.
---
bod
next prev parent reply other threads:[~2023-08-28 19:38 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-08-23 10:44 [PATCH v3 00/15] media: qcom: camss: Add parameter passing to remove several outstanding bugs Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 01/15] media: qcom: camss: Amalgamate struct resource with struct resource_ispif Bryan O'Donoghue
2023-08-26 9:55 ` Konrad Dybcio
2023-08-28 17:30 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 02/15] media: qcom: camss: Start to move to module compat matched resources Bryan O'Donoghue
2023-08-28 17:33 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 03/15] media: qcom: camss: Pass icc bandwidth table as a platform parameter Bryan O'Donoghue
2023-08-28 17:35 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 04/15] media: qcom: camss: Pass remainder of variables as resources Bryan O'Donoghue
2023-08-26 9:57 ` Konrad Dybcio
2023-08-28 17:51 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 05/15] media: qcom: camss: Pass line_num from compat resources Bryan O'Donoghue
2023-08-28 18:36 ` Laurent Pinchart
2023-08-28 19:31 ` Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 06/15] media: qcom: camss: Assign the correct number of RDIs per VFE Bryan O'Donoghue
2023-08-28 18:43 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 07/15] media: qcom: camss: Capture VFE CSID dependency in a helper function Bryan O'Donoghue
2023-08-26 10:02 ` Konrad Dybcio
2023-08-26 12:01 ` Bryan O'Donoghue
2023-08-26 12:04 ` Konrad Dybcio
2023-08-26 12:12 ` Bryan O'Donoghue
2023-08-26 12:13 ` Konrad Dybcio
2023-08-26 12:16 ` Bryan O'Donoghue
2023-08-28 18:47 ` Laurent Pinchart
2023-08-28 19:37 ` Bryan O'Donoghue [this message]
2023-08-28 19:40 ` Laurent Pinchart
2023-08-28 19:41 ` Bryan O'Donoghue
2023-09-04 10:15 ` Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 08/15] media: qcom: camss: Untangle if/else spaghetti in camss Bryan O'Donoghue
2023-08-26 10:03 ` Konrad Dybcio
2023-08-28 18:51 ` Laurent Pinchart
2023-08-28 19:43 ` Bryan O'Donoghue
2023-09-04 12:24 ` Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 09/15] media: qcom: camss: Improve error printout on icc_get fail Bryan O'Donoghue
2023-08-26 10:05 ` Konrad Dybcio
2023-08-26 12:01 ` Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 10/15] media: qcom: camss: Allow clocks vfeN vfe_liteN or vfe_lite Bryan O'Donoghue
2023-08-26 10:08 ` Konrad Dybcio
2023-08-26 12:05 ` Bryan O'Donoghue
2023-08-28 18:55 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 11/15] media: qcom: camss: Functionally decompose CSIPHY clock lookups Bryan O'Donoghue
2023-08-26 10:12 ` Konrad Dybcio
2023-08-26 12:07 ` Bryan O'Donoghue
2023-08-26 12:11 ` Konrad Dybcio
2023-08-26 12:14 ` Bryan O'Donoghue
2023-08-26 12:48 ` Konrad Dybcio
2023-08-28 18:59 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 12/15] media: qcom: camss: Fix support for setting CSIPHY clock name csiphyX Bryan O'Donoghue
2023-08-26 10:13 ` Konrad Dybcio
2023-08-26 12:08 ` Bryan O'Donoghue
2023-08-26 12:12 ` Konrad Dybcio
2023-09-04 19:11 ` Bryan O'Donoghue
2023-09-04 19:32 ` Konrad Dybcio
2023-09-04 19:33 ` Bryan O'Donoghue
2023-08-23 10:44 ` [PATCH v3 13/15] media: qcom: camss: Support RDI3 for VFE 17x Bryan O'Donoghue
2023-08-28 19:03 ` Laurent Pinchart
2023-08-23 10:44 ` [PATCH v3 14/15] media: qcom: camss: Convert vfe_disable() from int to void Bryan O'Donoghue
2023-08-26 10:16 ` Konrad Dybcio
2023-08-23 10:44 ` [PATCH v3 15/15] media: qcom: camss: Comment CSID dt_id field Bryan O'Donoghue
2023-08-26 10:18 ` Konrad Dybcio
2023-08-28 15:34 ` Bryan O'Donoghue
2023-08-28 15:38 ` Konrad Dybcio
2023-08-28 15:43 ` Bryan O'Donoghue
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=9fb41649-b4fb-d652-3207-7c8ff8b32f24@linaro.org \
--to=bryan.odonoghue@linaro.org \
--cc=agross@kernel.org \
--cc=andersson@kernel.org \
--cc=andrey.konovalov@linaro.org \
--cc=hverkuil-cisco@xs4all.nl \
--cc=konrad.dybcio@linaro.org \
--cc=laurent.pinchart@ideasonboard.com \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-media@vger.kernel.org \
--cc=mchehab@kernel.org \
--cc=rfoss@kernel.org \
--cc=sakari.ailus@linux.intel.com \
--cc=todor.too@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.