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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Robert Foss <robert.foss@linaro.org>
Cc: ben.kao@intel.com, mchehab@kernel.org, robh+dt@kernel.org,
	mark.rutland@arm.com, matthias.bgg@gmail.com,
	davem@davemloft.net, gregkh@linuxfoundation.org,
	Jonathan.Cameron@huawei.com, linux-media@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org,
	Dongchun Zhu <dongchun.zhu@mediatek.com>,
	Tomasz Figa <tfiga@chromium.org>
Subject: Re: [v1 2/3] media: ov8856: Add devicetree support
Date: Tue, 10 Mar 2020 16:26:52 +0200	[thread overview]
Message-ID: <20200310142652.GK1922688@smile.fi.intel.com> (raw)
In-Reply-To: <20200310134603.30260-3-robert.foss@linaro.org>

On Tue, Mar 10, 2020 at 02:46:02PM +0100, Robert Foss wrote:
> Add devicetree match table, and enable ov8856_probe()
> to initialize power, clocks and reset pins.

...

> +#define OV8856_NUM_SUPPLIES ARRAY_SIZE(ov8856_supply_names)

Use ARRAY_SIZE() directly.

Have you seen Sakari's comments?
Sakari, do I have déjà vu or you indeed commented this driver?

...

> +	gpiod_set_value_cansleep(ov8856->n_shutdn_gpio, GPIOD_OUT_LOW);

> +	gpiod_set_value_cansleep(ov8856->n_shutdn_gpio, GPIOD_OUT_HIGH);

Yes, seems this one is inverted.

...

> +{
> +	gpiod_set_value_cansleep(ov8856->n_shutdn_gpio, GPIOD_OUT_LOW);
> +	regulator_bulk_disable(OV8856_NUM_SUPPLIES, ov8856->supplies);
> +	clk_disable_unprepare(ov8856->xvclk);
> +}
> +
> +

One blank line is enough.

...

> +	ov8856->xvclk = devm_clk_get(&client->dev, "xvclk");
> +	if (IS_ERR(ov8856->xvclk)) {
> +		dev_err(&client->dev, "failed to get xvclk\n");
> +		return -EINVAL;
> +	}

Previously it worked without clock provider, now you make a dependency.

This won't work.


-- 
With Best Regards,
Andy Shevchenko



  parent reply	other threads:[~2020-03-10 14:26 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-10 13:46 [v1 0/3] media: ov8856: Add sensor modes & devicetree support Robert Foss
2020-03-10 13:46 ` [v1 1/3] media: dt-bindings: ov8856: Document YAML bindings Robert Foss
2020-03-10 13:57   ` Fabio Estevam
2020-03-10 15:51     ` Robert Foss
2020-03-12 10:13       ` Robert Foss
2020-03-10 18:38   ` Rob Herring
2020-03-10 13:46 ` [v1 2/3] media: ov8856: Add devicetree support Robert Foss
2020-03-10 14:03   ` Fabio Estevam
2020-03-10 15:46     ` Robert Foss
2020-03-10 14:26   ` Andy Shevchenko [this message]
2020-03-10 15:55     ` Robert Foss
2020-03-11  9:05       ` Andy Shevchenko
2020-03-11 11:48       ` Sakari Ailus
2020-03-11 13:32         ` Robert Foss
2020-03-11 13:32           ` Robert Foss
2020-03-11 16:16           ` Sakari Ailus
2020-03-10 13:46 ` [v1 3/3] media: ov8856: Implement sensor module revision identification Robert Foss
2020-03-10 14:30   ` Andy Shevchenko
2020-03-12 16:37     ` Robert Foss

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