From: Guru Das Srinagesh <quic_gurus@quicinc.com>
To: Jeff Johnson <quic_jjohnson@quicinc.com>
Cc: Guru Das Srinagesh <quic_gurus@quicinc.com>,
Andy Gross <agross@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konrad.dybcio@linaro.org>,
<linux-arm-msm@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<kernel@quicinc.com>
Subject: Re: [PATCH] firmware: qcom-scm: Support multiple waitq contexts
Date: Thu, 2 Nov 2023 17:38:05 -0700 [thread overview]
Message-ID: <ZURA7W5zGWOkkIsY@quicinc.com> (raw)
In-Reply-To: <3f5f42e5-265f-40f1-af38-7057622270d2@quicinc.com>
On Oct 27 2023 16:44, Jeff Johnson wrote:
> On 10/27/2023 3:37 PM, Guru Das Srinagesh wrote:
> > Currently, only a single waitqueue context is supported (zero). Firmware
>
> which firmware?
It's the same combination of hypervisor + ARM Trustzone software mentioned in
the earlier commit 6bf325992236 ("firmware: qcom: scm: Add wait-queue handling
logic").
>
> > now supports multiple waitqueue contexts, so add support to dynamically
> > create and support as many unique waitqueue contexts as firmware returns
> > to the driver.
> >
> > This is done by using the idr framework to create a hash table for
>
> why idr?
> Per https://docs.kernel.org/core-api/idr.html
> "The IDR interface is deprecated; please use the XArray instead."
Will replace idr with xarray in next patchset.
Thank you.
Guru Das.
prev parent reply other threads:[~2023-11-03 0:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-27 22:37 [PATCH] firmware: qcom-scm: Support multiple waitq contexts Guru Das Srinagesh
2023-10-27 23:44 ` Jeff Johnson
2023-11-03 0:38 ` Guru Das Srinagesh [this message]
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