From: Daniel Thompson <daniel.thompson@linaro.org>
To: Sam Ravnborg <sam@ravnborg.org>
Cc: David Airlie <airlied@linux.ie>,
Daniel Vetter <daniel.vetter@ffwll.ch>,
dri-devel@lists.freedesktop.org,
Bjorn Andersson <bjorn.andersson@linaro.org>,
Peter Ujfalusi <peter.ujfalusi@ti.com>,
Thierry Reding <thierry.reding@gmail.com>,
Lee Jones <lee.jones@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
Tomi Valkeinen <tomi.valkeinen@ti.com>,
Uwe Kleine-Konig <u.kleine-koenig@pengutronix.de>,
linux-pwm@vger.kernel.org,
Michael Hennerich <michael.hennerich@analog.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
linux-arm-msm@vger.kernel.org,
Support Opensource <support.opensource@diasemi.com>,
Jingoo Han <jingoohan1@gmail.com>,
Emil Velikov <emil.l.velikov@gmail.com>,
Andy Gross <agross@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
patches@opensource.cirrus.com
Subject: Re: [PATCH v3 12/13] backlight: as3711_bl: introduce backlight_is_blank()
Date: Mon, 1 Jun 2020 11:35:24 +0100 [thread overview]
Message-ID: <20200601103524.7s6523ijpfqcolrm@holly.lan> (raw)
In-Reply-To: <20200601065207.492614-13-sam@ravnborg.org>
On Mon, Jun 01, 2020 at 08:52:06AM +0200, Sam Ravnborg wrote:
> Replaces the open-coded checks of the state, with the
> backlight_is_blank() helper. This increases readability
> of the code and aling the functionality across the drivers.
>
> Futhermore drop the debug prints in update_status().
> If we need debug printing then we can add it to the backlight core.
>
> Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Lee Jones <lee.jones@linaro.org>
> Cc: Daniel Thompson <daniel.thompson@linaro.org>
> Cc: Jingoo Han <jingoohan1@gmail.com>
> Cc: Emil Velikov <emil.l.velikov@gmail.com>
> ---
> drivers/video/backlight/as3711_bl.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c
> index 33f0f0f2e8b3..cc5628beaffd 100644
> --- a/drivers/video/backlight/as3711_bl.c
> +++ b/drivers/video/backlight/as3711_bl.c
> @@ -107,13 +107,7 @@ static int as3711_bl_update_status(struct backlight_device *bl)
> int brightness = bl->props.brightness;
> int ret = 0;
>
> - dev_dbg(&bl->dev, "%s(): brightness %u, pwr %x, blank %x, state %x\n",
> - __func__, bl->props.brightness, bl->props.power,
> - bl->props.fb_blank, bl->props.state);
> -
> - if (bl->props.power != FB_BLANK_UNBLANK ||
> - bl->props.fb_blank != FB_BLANK_UNBLANK ||
> - bl->props.state & (BL_CORE_SUSPENDED | BL_CORE_FBBLANK))
> + if (backlight_is_blank(bl))
> brightness = 0;
>
> if (data->type == AS3711_BL_SU1) {
> --
> 2.25.1
>
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next prev parent reply other threads:[~2020-06-01 10:35 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-01 6:51 [PATCH v3 0/16] backlight updates Sam Ravnborg
2020-06-01 6:51 ` [PATCH v3 01/13] backlight: refactor fb_notifier_callback() Sam Ravnborg
2020-06-01 6:51 ` [PATCH v3 02/13] backlight: add backlight_is_blank() Sam Ravnborg
2020-06-01 12:27 ` Peter Ujfalusi
2020-06-01 6:51 ` [PATCH v3 03/13] backlight: improve backlight_ops documentation Sam Ravnborg
2020-06-01 6:51 ` [PATCH v3 04/13] backlight: improve backlight_properties documentation Sam Ravnborg
2020-06-01 10:10 ` Daniel Thompson
2020-06-01 6:51 ` [PATCH v3 05/13] backlight: improve backlight_device documentation Sam Ravnborg
2020-06-01 10:23 ` Daniel Thompson
2020-06-01 6:52 ` [PATCH v3 06/13] backlight: document inline functions in backlight.h Sam Ravnborg
2020-06-01 6:52 ` [PATCH v3 07/13] backlight: document enums " Sam Ravnborg
2020-06-01 6:52 ` [PATCH v3 08/13] backlight: remove the unused backlight_bl driver Sam Ravnborg
2020-06-01 6:52 ` [PATCH v3 09/13] backlight: drop extern from prototypes Sam Ravnborg
2020-06-01 6:52 ` [PATCH v3 10/13] backlight: add overview and update existing doc Sam Ravnborg
2020-06-01 10:34 ` Daniel Thompson
2020-06-01 6:52 ` [PATCH v3 11/13] backlight: wire up kernel-doc documentation Sam Ravnborg
2020-06-01 6:52 ` [PATCH v3 12/13] backlight: as3711_bl: introduce backlight_is_blank() Sam Ravnborg
2020-06-01 10:35 ` Daniel Thompson [this message]
2020-06-01 6:52 ` [PATCH v3 13/13] backlight: use backlight_is_blank() in all backlight drivers Sam Ravnborg
2020-06-01 12:28 ` Peter Ujfalusi
2020-06-01 12:39 ` Sam Ravnborg
2020-06-02 14:04 ` [PATCH v3 0/16] backlight updates Emil Velikov
2020-07-02 8:01 ` Sam Ravnborg
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