All of lore.kernel.org
 help / color / mirror / Atom feed
From: Guru Das Srinagesh <gurus@codeaurora.org>
To: Lee Jones <lee.jones@linaro.org>
Cc: linux-pwm@vger.kernel.org,
	"Daniel Thompson" <daniel.thompson@linaro.org>,
	"David Collins" <collinsd@codeaurora.org>,
	"Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>,
	"Jingoo Han" <jingoohan1@gmail.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	"Thierry Reding" <thierry.reding@gmail.com>,
	linux-fbdev@vger.kernel.org,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Subbaraman Narayanamurthy" <subbaram@codeaurora.org>
Subject: Re: [PATCH v12 09/11] backlight: pwm_bl: Use 64-bit division function
Date: Thu, 16 Apr 2020 17:55:27 +0000	[thread overview]
Message-ID: <20200416175527.GA21388@codeaurora.org> (raw)
In-Reply-To: <20200416094420.GB2167633@dell>

On Thu, Apr 16, 2020 at 10:44:20AM +0100, Lee Jones wrote:
> On Wed, 08 Apr 2020, Guru Das Srinagesh wrote:
> 
> > Since the PWM framework is switching struct pwm_state.period's datatype
> > to u64, prepare for this transition by using div_u64 to handle a 64-bit
> > dividend instead of a straight division operation.
> > 
> > Cc: Lee Jones <lee.jones@linaro.org>
> > Cc: Daniel Thompson <daniel.thompson@linaro.org>
> > Cc: Jingoo Han <jingoohan1@gmail.com>
> > Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> > Cc: linux-pwm@vger.kernel.org
> > Cc: dri-devel@lists.freedesktop.org
> > Cc: linux-fbdev@vger.kernel.org
> > 
> > Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
> > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> > ---
> >  drivers/video/backlight/pwm_bl.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> I see that this is part of a large set, but the remainder of the
> patches have been hidden from me.

Sorry about that, the full series is here: [1].

> Does this mean I can apply this patch on its own?

I'll defer to Uwe on this point as I am not sure of the implications of
taking in this single patch and not the entire series.

Thank you.

Guru Das.

[1] https://www.spinics.net/lists/linux-pwm/msg12131.html

WARNING: multiple messages have this Message-ID (diff)
From: Guru Das Srinagesh <gurus@codeaurora.org>
To: Lee Jones <lee.jones@linaro.org>
Cc: linux-pwm@vger.kernel.org,
	"Thierry Reding" <thierry.reding@gmail.com>,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Subbaraman Narayanamurthy" <subbaram@codeaurora.org>,
	"David Collins" <collinsd@codeaurora.org>,
	linux-kernel@vger.kernel.org,
	"Daniel Thompson" <daniel.thompson@linaro.org>,
	"Jingoo Han" <jingoohan1@gmail.com>,
	"Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH v12 09/11] backlight: pwm_bl: Use 64-bit division function
Date: Thu, 16 Apr 2020 10:55:27 -0700	[thread overview]
Message-ID: <20200416175527.GA21388@codeaurora.org> (raw)
In-Reply-To: <20200416094420.GB2167633@dell>

On Thu, Apr 16, 2020 at 10:44:20AM +0100, Lee Jones wrote:
> On Wed, 08 Apr 2020, Guru Das Srinagesh wrote:
> 
> > Since the PWM framework is switching struct pwm_state.period's datatype
> > to u64, prepare for this transition by using div_u64 to handle a 64-bit
> > dividend instead of a straight division operation.
> > 
> > Cc: Lee Jones <lee.jones@linaro.org>
> > Cc: Daniel Thompson <daniel.thompson@linaro.org>
> > Cc: Jingoo Han <jingoohan1@gmail.com>
> > Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> > Cc: linux-pwm@vger.kernel.org
> > Cc: dri-devel@lists.freedesktop.org
> > Cc: linux-fbdev@vger.kernel.org
> > 
> > Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
> > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> > ---
> >  drivers/video/backlight/pwm_bl.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> I see that this is part of a large set, but the remainder of the
> patches have been hidden from me.

Sorry about that, the full series is here: [1].

> Does this mean I can apply this patch on its own?

I'll defer to Uwe on this point as I am not sure of the implications of
taking in this single patch and not the entire series.

Thank you.

Guru Das.

[1] https://www.spinics.net/lists/linux-pwm/msg12131.html

WARNING: multiple messages have this Message-ID (diff)
From: Guru Das Srinagesh <gurus@codeaurora.org>
To: Lee Jones <lee.jones@linaro.org>
Cc: linux-pwm@vger.kernel.org,
	"Daniel Thompson" <daniel.thompson@linaro.org>,
	"David Collins" <collinsd@codeaurora.org>,
	"Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>,
	"Jingoo Han" <jingoohan1@gmail.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	"Thierry Reding" <thierry.reding@gmail.com>,
	linux-fbdev@vger.kernel.org,
	"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
	"Subbaraman Narayanamurthy" <subbaram@codeaurora.org>
Subject: Re: [PATCH v12 09/11] backlight: pwm_bl: Use 64-bit division function
Date: Thu, 16 Apr 2020 10:55:27 -0700	[thread overview]
Message-ID: <20200416175527.GA21388@codeaurora.org> (raw)
In-Reply-To: <20200416094420.GB2167633@dell>

On Thu, Apr 16, 2020 at 10:44:20AM +0100, Lee Jones wrote:
> On Wed, 08 Apr 2020, Guru Das Srinagesh wrote:
> 
> > Since the PWM framework is switching struct pwm_state.period's datatype
> > to u64, prepare for this transition by using div_u64 to handle a 64-bit
> > dividend instead of a straight division operation.
> > 
> > Cc: Lee Jones <lee.jones@linaro.org>
> > Cc: Daniel Thompson <daniel.thompson@linaro.org>
> > Cc: Jingoo Han <jingoohan1@gmail.com>
> > Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
> > Cc: linux-pwm@vger.kernel.org
> > Cc: dri-devel@lists.freedesktop.org
> > Cc: linux-fbdev@vger.kernel.org
> > 
> > Signed-off-by: Guru Das Srinagesh <gurus@codeaurora.org>
> > Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> > ---
> >  drivers/video/backlight/pwm_bl.c | 3 ++-
> >  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> I see that this is part of a large set, but the remainder of the
> patches have been hidden from me.

Sorry about that, the full series is here: [1].

> Does this mean I can apply this patch on its own?

I'll defer to Uwe on this point as I am not sure of the implications of
taking in this single patch and not the entire series.

Thank you.

Guru Das.

[1] https://www.spinics.net/lists/linux-pwm/msg12131.html
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  reply	other threads:[~2020-04-16 17:55 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-09  6:52 [PATCH v12 00/11] Convert PWM period and duty cycle to u64 Guru Das Srinagesh
2020-04-09  6:52 ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 01/11] drm/i915: Use 64-bit division macro Guru Das Srinagesh
2020-04-09  6:52   ` [Intel-gfx] " Guru Das Srinagesh
2020-04-09  6:52   ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 02/11] hwmon: pwm-fan: " Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 03/11] ir-rx51: " Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 04/11] pwm: clps711x: Cast period to u32 before use as divisor Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 05/11] pwm: pwm-imx-tpm: Use 64-bit division macro Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 06/11] pwm: imx27: Use 64-bit division macro and function Guru Das Srinagesh
2020-04-10 19:16   ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 07/11] pwm: sifive: Use 64-bit division macro Guru Das Srinagesh
2020-04-09  6:52   ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 08/11] pwm: sun4i: Use nsecs_to_jiffies to avoid a division Guru Das Srinagesh
2020-04-10 19:20   ` Guru Das Srinagesh
2020-04-11  5:49   ` Chen-Yu Tsai
2020-04-09  6:52 ` [PATCH v12 09/11] backlight: pwm_bl: Use 64-bit division function Guru Das Srinagesh
2020-04-09  6:52   ` Guru Das Srinagesh
2020-04-09  6:52   ` Guru Das Srinagesh
2020-04-16  9:44   ` Lee Jones
2020-04-16  9:44     ` Lee Jones
2020-04-16  9:44     ` Lee Jones
2020-04-16 17:55     ` Guru Das Srinagesh [this message]
2020-04-16 17:55       ` Guru Das Srinagesh
2020-04-16 17:55       ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 10/11] clk: pwm: " Guru Das Srinagesh
2020-04-10 19:15   ` Guru Das Srinagesh
2020-04-09  6:52 ` [PATCH v12 11/11] pwm: core: Convert period and duty cycle to u64 Guru Das Srinagesh

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=20200416175527.GA21388@codeaurora.org \
    --to=gurus@codeaurora.org \
    --cc=b.zolnierkie@samsung.com \
    --cc=collinsd@codeaurora.org \
    --cc=daniel.thompson@linaro.org \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=jingoohan1@gmail.com \
    --cc=lee.jones@linaro.org \
    --cc=linux-fbdev@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-pwm@vger.kernel.org \
    --cc=subbaram@codeaurora.org \
    --cc=thierry.reding@gmail.com \
    --cc=u.kleine-koenig@pengutronix.de \
    /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.