From: Taniya Das <tdas@codeaurora.org>
To: Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>
Cc: David Brown <david.brown@linaro.org>,
Rajendra Nayak <rnayak@codeaurora.org>,
linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org,
linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org,
Andy Gross <agross@kernel.org>,
devicetree@vger.kernel.org, robh@kernel.org, robh+dt@kernel.org
Subject: Re: [PATCH v1 1/4] clk: qcom: gdsc: Add support to enable retention of GSDCR
Date: Sun, 17 May 2020 14:47:49 +0530 [thread overview]
Message-ID: <4d5bf27a-f2dd-104a-094f-dab1c159d666@codeaurora.org> (raw)
In-Reply-To: <158646281555.77611.13094729241703720869@swboyd.mtv.corp.google.com>
Hello Stephen,
Thanks for the review.
On 4/10/2020 1:36 AM, Stephen Boyd wrote:
> Quoting Taniya Das (2020-03-27 12:48:02)
>> diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c
>> index a250f59..cfe908f 100644
>> --- a/drivers/clk/qcom/gdsc.c
>> +++ b/drivers/clk/qcom/gdsc.c
>> @@ -28,6 +28,7 @@
>> /* CFG_GDSCR */
>> #define GDSC_POWER_UP_COMPLETE BIT(16)
>> #define GDSC_POWER_DOWN_COMPLETE BIT(15)
>> +#define GDSC_RETAIN_FF_ENABLE BIT(11)
>> #define CFG_GDSCR_OFFSET 0x4
>>
>> /* Wait 2^n CXO cycles between all states. Here, n=2 (4 cycles). */
>> @@ -202,6 +203,14 @@ static inline void gdsc_assert_reset_aon(struct gdsc *sc)
>> regmap_update_bits(sc->regmap, sc->clamp_io_ctrl,
>> GMEM_RESET_MASK, 0);
>> }
>> +
>> +static inline void gdsc_retain_ff_on(struct gdsc *sc)
>
> Drop inline please.
>
Will drop in the next patch.
>> +{
>> + u32 mask = RETAIN_FF_ENABLE;
>
> Is this supposed to be GDSC_RETAIN_FF_ENABLE?
>
Will update in next patch.
>> +
>> + regmap_update_bits(sc->regmap, sc->gdscr, mask, mask);
>> +}
>> +
>> static int gdsc_enable(struct generic_pm_domain *domain)
>> {
>> struct gdsc *sc = domain_to_gdsc(domain);
>> @@ -254,6 +263,9 @@ static int gdsc_enable(struct generic_pm_domain *domain)
>> udelay(1);
>> }
>>
>> + if (sc->flags & RETAIN_FF_ENABLE)
>> + gdsc_retain_ff_on(sc);
>> +
>> return 0;
>> }
>>
>> diff --git a/drivers/clk/qcom/gdsc.h b/drivers/clk/qcom/gdsc.h
>> index 64cdc8c..8604d44 100644
>> --- a/drivers/clk/qcom/gdsc.h
>> +++ b/drivers/clk/qcom/gdsc.h
>> @@ -49,6 +49,7 @@ struct gdsc {
>> #define AON_RESET BIT(4)
>> #define POLL_CFG_GDSCR BIT(5)
>> #define ALWAYS_ON BIT(6)
>> +#define RETAIN_FF_ENABLE BIT(7)
>
> This is a flag, not a register bit presumably.
Yes, it is a flag.
>
>> struct reset_controller_dev *rcdev;
>> unsigned int *resets;
>> unsigned int reset_count;
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation.
--
next prev parent reply other threads:[~2020-05-17 9:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-27 19:48 [PATCH v1 0/4] clk: qcom: Support for Low Power Audio Clocks on SC7180 Taniya Das
2020-03-27 19:48 ` [PATCH v1 1/4] clk: qcom: gdsc: Add support to enable retention of GSDCR Taniya Das
2020-04-09 20:06 ` Stephen Boyd
2020-05-17 9:17 ` Taniya Das [this message]
2020-03-27 19:48 ` [PATCH v1 2/4] dt-bindings: clock: Add YAML schemas for LPASS clocks on SC7180 Taniya Das
2020-04-05 2:09 ` Rob Herring
2020-05-17 9:20 ` Taniya Das
2020-03-27 19:48 ` [PATCH v1 3/4] clk: qcom: gcc: Add support for GCC LPASS clock for SC7180 Taniya Das
2020-04-09 20:08 ` Stephen Boyd
2020-03-27 19:48 ` [PATCH v1 4/4] clk: qcom: lpass: Add support for LPASS clock controller " Taniya Das
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=4d5bf27a-f2dd-104a-094f-dab1c159d666@codeaurora.org \
--to=tdas@codeaurora.org \
--cc=agross@kernel.org \
--cc=david.brown@linaro.org \
--cc=devicetree@vger.kernel.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-clk@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-soc@vger.kernel.org \
--cc=mturquette@baylibre.com \
--cc=rnayak@codeaurora.org \
--cc=robh+dt@kernel.org \
--cc=robh@kernel.org \
--cc=sboyd@kernel.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).