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From: "Kévin L'hôpital" <kevin.lhopital@bootlin.com>
To: Maxime Ripard <maxime@cerno.tech>
Cc: linux-media@vger.kernel.org, mchehab@kernel.org,
	robh+dt@kernel.org, mark.rutland@arm.com, wens@csie.org,
	yong.deng@magewell.com, p.zabel@pengutronix.de,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	paul.kocialkowski@bootlin.com, thomas.petazzoni@bootlin.com
Subject: Re: [PATCH 1/7] media: sun6i-csi: Fix the bpp for 10-bit bayer formats
Date: Tue, 25 Aug 2020 17:23:09 +0200	[thread overview]
Message-ID: <20200825172309.6756760d@lhopital-XPS-13-9360> (raw)
In-Reply-To: <20200824165536.u2yzonoskiqu3c5j@gilmour.lan>

Hello,

Le Mon, 24 Aug 2020 18:55:36 +0200,
Maxime Ripard <maxime@cerno.tech> a écrit :

> On Fri, Aug 21, 2020 at 04:59:29PM +0200, Kévin L'hôpital wrote:
> > 10-bit bayer formats are aligned to 16 bits in memory, so this is
> > what needs to be used as bpp for calculating the size of the
> > buffers to allocate.
> > 
> > Signed-off-by: Kévin L'hôpital <kevin.lhopital@bootlin.com>  
> 
> Generally speaking, you should also explain why it's not an issue for
> the callers. Depending on what that function is supposed to be doing
> (returning the padded bits or the padded bits per pixel), your patch
> could be either right or wrong.
> 
> Since all the callers are using it to generate the number of bytes per
> line, your patch is indeed correct. But it should be mentionned in the
> commit log.
> 
> Maxime

All right, I will add this explanation.

Thank you very much for the review

Kévin 

-- 
Kevin L'Hopital, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

  reply	other threads:[~2020-08-25 15:23 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-08-21 14:59 [PATCH 0/7] Support of MIPI CSI-2 for A83T and OV8865 camera Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 1/7] media: sun6i-csi: Fix the bpp for 10-bit bayer formats Kévin L'hôpital
2020-08-24 16:55   ` Maxime Ripard
2020-08-25 15:23     ` Kévin L'hôpital [this message]
2020-08-25 15:50   ` Chen-Yu Tsai
2020-08-26  9:18     ` Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 2/7] dt-bindings: media: i2c: Add documentation for ov8865 Kévin L'hôpital
2020-08-24 16:59   ` Maxime Ripard
2020-08-25 15:17     ` Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 3/7] media: i2c: Add support for the OV8865 image sensor Kévin L'hôpital
2020-08-21 17:18   ` kernel test robot
2020-08-21 17:20   ` kernel test robot
2020-08-21 14:59 ` [PATCH 4/7] media: sunxi: sun6i-csi: Move the sun6i_csi_dev structure to the common header Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 5/7] media: sunxi: sun6i-csi: Add support of MIPI CSI-2 for A83T Kévin L'hôpital
2020-08-25 14:37   ` Maxime Ripard
2020-08-26  9:17     ` Kévin L'hôpital
2020-08-27 15:41       ` Maxime Ripard
2020-08-28  7:32         ` Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 6/7] ARM: dts: sun8i: a83t: Add support for the MIPI CSI-2 in CSI node Kévin L'hôpital
2020-08-21 14:59 ` [PATCH 7/7] [NOT FOR MERGE] ARM: dts: sun8i: a83t: bananapi-m3: Enable OV8865 camera Kévin L'hôpital
2020-08-25 14:40   ` Maxime Ripard
2020-08-26  8:58     ` Kévin L'hôpital
2020-08-27 15:38       ` Maxime Ripard
2020-08-28  7:31         ` Kévin L'hôpital
2020-08-24 16:52 ` [PATCH 0/7] Support of MIPI CSI-2 for A83T and " Maxime Ripard
2020-08-25 15:20   ` Kévin L'hôpital

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