From: Lee Jones <lee.jones@linaro.org>
To: Kiran Gunda <kgunda@codeaurora.org>
Cc: bjorn.andersson@linaro.org, jingoohan1@gmail.com,
b.zolnierkie@samsung.com, dri-devel@lists.freedesktop.org,
daniel.thompson@linaro.org, jacek.anaszewski@gmail.com,
pavel@ucw.cz, robh+dt@kernel.org, mark.rutland@arm.com,
linux-leds@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, Andy Gross <agross@kernel.org>,
linux-arm-msm@vger.kernel.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH V10 8/8] backlight: qcom-wled: Add auto string detection logic
Date: Mon, 11 Nov 2019 09:25:43 +0000 [thread overview]
Message-ID: <20191111092543.GV18902@dell> (raw)
In-Reply-To: <1572589624-6095-9-git-send-email-kgunda@codeaurora.org>
On Fri, 01 Nov 2019, Kiran Gunda wrote:
> The auto string detection algorithm checks if the current WLED
> sink configuration is valid. It tries enabling every sink and
> checks if the OVP fault is observed. Based on this information
> it detects and enables the valid sink configuration.
> Auto calibration will be triggered when the OVP fault interrupts
> are seen frequently thereby it tries to fix the sink configuration.
>
> The auto-detection also kicks in when the connected LED string
> of the display-backlight malfunctions (because of damage) and
> requires the damaged string to be turned off to prevent the
> complete panel and/or board from being damaged.
>
> Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
> ---
> drivers/video/backlight/qcom-wled.c | 400 +++++++++++++++++++++++++++++++++++-
> 1 file changed, 394 insertions(+), 6 deletions(-)
Applied, thanks.
--
Lee Jones [李琼斯]
Linaro Services Technical Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
prev parent reply other threads:[~2019-11-11 9:25 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-01 6:26 [PATCH V10 0/8] backlight: qcom-wled: Support for QCOM wled driver Kiran Gunda
2019-11-01 6:26 ` [PATCH V10 1/8] backlight: qcom-wled: Rename pm8941-wled.c to qcom-wled.c Kiran Gunda
2019-11-11 9:24 ` Lee Jones
2019-11-01 6:26 ` [PATCH V10 2/8] backlight: qcom-wled: restructure the qcom-wled bindings Kiran Gunda
2019-11-11 9:24 ` Lee Jones
2019-11-01 6:26 ` [PATCH V10 3/8] backlight: qcom-wled: Add new properties for PMI8998 Kiran Gunda
2019-11-11 9:25 ` Lee Jones
2019-11-01 6:27 ` [PATCH V10 4/8] backlight: qcom-wled: Rename PM8941* to WLED3 Kiran Gunda
2019-11-11 9:25 ` Lee Jones
2019-11-01 6:27 ` [PATCH V10 5/8] backlight: qcom-wled: Restructure the driver for WLED3 Kiran Gunda
2019-11-11 9:25 ` Lee Jones
2019-11-01 6:27 ` [PATCH V10 6/8] backlight: qcom-wled: Add support for WLED4 peripheral Kiran Gunda
2019-11-11 9:25 ` Lee Jones
2019-11-01 6:27 ` [PATCH V10 7/8] backlight: qcom-wled: add support for short circuit handling Kiran Gunda
2019-11-11 9:25 ` Lee Jones
2019-11-01 6:27 ` [PATCH V10 8/8] backlight: qcom-wled: Add auto string detection logic Kiran Gunda
2019-11-11 9:25 ` Lee Jones [this message]
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