From: Stephen Boyd <sboyd@codeaurora.org>
To: Rajendra Nayak <rnayak@codeaurora.org>
Cc: mturquette@baylibre.com, linux-kernel@vger.kernel.org,
linux-clk@vger.kernel.org, linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH v2 2/6] clk: qcom: gdsc: Add support for gdscs with gds hw controller
Date: Thu, 11 Feb 2016 16:31:11 -0800 [thread overview]
Message-ID: <20160212003111.GN30978@codeaurora.org> (raw)
In-Reply-To: <1448986336-16846-3-git-send-email-rnayak@codeaurora.org>
On 12/01, Rajendra Nayak wrote:
> Some gdsc power domains can have a gds_hw_controller block inside
> to help ensure all slave devices within the power domain are idle
> before the gdsc is actually switched off.
> This is mainly useful in power domains which host a MMU, in which
> case its necessary to make sure there are no outstanding MMU operations
> or pending bus transactions before the power domain is turned off.
>
> In gdscs with gds_hw_controller block, its necessary to check the
> gds_hw_ctrl status bits instead of the ones in gdscr, to determine
> the state of the powerdomain.
>
> While at it, also move away from using jiffies and use ktime APIs
> instead for busy looping on status bits.
>
> Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
> ---
Applied to clk-next
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2016-02-12 0:31 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-01 16:12 [PATCH v2 0/6] Add support for MSM8996 GDSCs Rajendra Nayak
2015-12-01 16:12 ` [PATCH v2 1/6] clk: qcom: gdsc: Add support for hierarchical power domains Rajendra Nayak
2016-02-12 0:31 ` Stephen Boyd
2015-12-01 16:12 ` [PATCH v2 2/6] clk: qcom: gdsc: Add support for gdscs with gds hw controller Rajendra Nayak
2016-02-12 0:31 ` Stephen Boyd [this message]
2015-12-01 16:12 ` [PATCH v2 3/6] clk: qcom: gdsc: Add support for votable gdscs Rajendra Nayak
2016-02-12 0:31 ` Stephen Boyd
2015-12-01 16:12 ` [PATCH v2 4/6] clk: qcom: gdsc: Add GDSCs in msm8996 GCC Rajendra Nayak
2016-02-12 0:31 ` Stephen Boyd
2016-02-12 0:33 ` Stephen Boyd
2015-12-01 16:12 ` [PATCH v2 5/6] clk: qcom: gdsc: Add mmcc gdscs for msm8996 family Rajendra Nayak
2016-02-12 0:32 ` Stephen Boyd
2015-12-01 16:12 ` [PATCH v2 6/6] clk: qcom: mmcc8974: Use gdscs .parent and remove genpd calls Rajendra Nayak
2016-02-12 0:33 ` Stephen Boyd
2016-02-15 2:43 ` Rajendra Nayak
2016-01-18 4:27 ` [PATCH v2 0/6] Add support for MSM8996 GDSCs Rajendra Nayak
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=20160212003111.GN30978@codeaurora.org \
--to=sboyd@codeaurora.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mturquette@baylibre.com \
--cc=rnayak@codeaurora.org \
/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.