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Subject: Re: [PATCH v7 5/5] backlight: add led-backlight driver
To:     Lee Jones <lee.jones@linaro.org>
CC:     <jacek.anaszewski@gmail.com>, <pavel@ucw.cz>, <robh+dt@kernel.org>,
        <mark.rutland@arm.com>, <daniel.thompson@linaro.org>,
        <dmurphy@ti.com>, <linux-leds@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
        <tomi.valkeinen@ti.com>
References: <20190918145730.22805-1-jjhiblot@ti.com>
 <20190918145730.22805-6-jjhiblot@ti.com> <20191004143900.GO18429@dell>
From:   Jean-Jacques Hiblot <jjhiblot@ti.com>
Message-ID: <cef282ee-3659-3bc3-da25-db02f843d61c@ti.com>
Date:   Fri, 4 Oct 2019 17:49:26 +0200
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Hi Lee,

On 04/10/2019 16:39, Lee Jones wrote:
> On Wed, 18 Sep 2019, Jean-Jacques Hiblot wrote:
>
>> From: Tomi Valkeinen <tomi.valkeinen@ti.com>
>>
>> This patch adds a led-backlight driver (led_bl), which is similar to
>> pwm_bl except the driver uses a LED class driver to adjust the
>> brightness in the HW. Multiple LEDs can be used for a single backlight.
>>
>> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
>> Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
>> Acked-by: Pavel Machek <pavel@ucw.cz>
>> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
>> ---
>>   drivers/video/backlight/Kconfig  |   7 +
>>   drivers/video/backlight/Makefile |   1 +
>>   drivers/video/backlight/led_bl.c | 260 +++++++++++++++++++++++++++++++
>>   3 files changed, 268 insertions(+)
>>   create mode 100644 drivers/video/backlight/led_bl.c
> Applied, thanks.

It will break the build because it relies on functions not yet in the 
LED core (devm_led_get() for v7 or devm_of_led_get() for v8)

JJ

>