From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3BCCC10F0E for ; Fri, 12 Apr 2019 22:49:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C44B420818 for ; Fri, 12 Apr 2019 22:49:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727272AbfDLWt0 (ORCPT ); Fri, 12 Apr 2019 18:49:26 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:36548 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726765AbfDLWt0 (ORCPT ); Fri, 12 Apr 2019 18:49:26 -0400 Received: from [IPv6:2804:431:9718:a5e8:c168:522a:50d5:d06d] (unknown [IPv6:2804:431:9718:a5e8:c168:522a:50d5:d06d]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: koike) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 1FC3A281631; Fri, 12 Apr 2019 23:49:18 +0100 (BST) Subject: Re: [PATCH v2 07/15] media: vimc: cap: Add multiplanar formats To: =?UTF-8?Q?Andr=c3=a9_Almeida?= , linux-media@vger.kernel.org Cc: mchehab@kernel.org, hverkuil@xs4all.nl, lucmaga@gmail.com, linux-kernel@vger.kernel.org, kernel@collabora.com, lkcamp@lists.libreplanetbr.org References: <20190327151743.18528-1-andrealmeid@collabora.com> <20190327151743.18528-8-andrealmeid@collabora.com> From: Helen Koike Openpgp: preference=signencrypt Autocrypt: addr=helen.koike@collabora.com; keydata= mQINBFmOMD4BEADb2nC8Oeyvklh+ataw2u/3mrl+hIHL4WSWtii4VxCapl9+zILuxFDrxw1p 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ZuEHTSm5clMFoi41CmG4DlJbzbo4YfilKYm69vwh50Y8WebcRN31jh0g8ufjOJnBldYYBLwN Obymhlfy/HKBDIbyCGBuwYoAkoJ6LR/cqzl/FuhwhuDocCGlXyYaJOwXgHaCvVXI3PLQPxWZ +vPsD+TSVHc9m/YWrOiYDnZn6aO0Uk1Zv/m9+BBkWAwsreLJ/evn3SsJV1omNBTITG+uxXcf JkgmmesIAw8mpI6EeLmReUJLasz8QkzhZIC7t5rGlQI94GQG3Jg2dC+kpaGWOaT5G4FVMcBj iR1nXfMxENVYnM5ag7mBZyD/kru5W1Uj34L6AFaDMXFPwedSCpzzqUiHb0f+nYkfOodf5xy0 46+3THy/NUS/ZZp/rI4F7Y77+MQPVg7vARfHHX1AxYUKfRVW5j88QUB70txn8Vgi1tDrOr4J eD+xr0CvIGa5lKqgQacQtGkpOpJ8zY4ObSvpNubey/qYUE3DCXD0n2Xxk4muTvqlkFpOYA== Message-ID: Date: Fri, 12 Apr 2019 19:49:13 -0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: <20190327151743.18528-8-andrealmeid@collabora.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 3/27/19 12:17 PM, André Almeida wrote: > Add multiplanar formats to be exposed to the userspace as > supported formats. Since we don't want to support multiplanar > formats when the driver is in singleplanar mode, we only access > the multiplanar formats array if the multiplanar mode is enabled. > > Signed-off-by: André Almeida Acked-by: Helen Koike > --- > Changes in v2: > - Change line break style > - Add TODO comment > > drivers/media/platform/vimc/vimc-capture.c | 34 ++++++++++++++++++++-- > 1 file changed, 32 insertions(+), 2 deletions(-) > > diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c > index 5e13c6580aff..a65611be63bb 100644 > --- a/drivers/media/platform/vimc/vimc-capture.c > +++ b/drivers/media/platform/vimc/vimc-capture.c > @@ -32,6 +32,10 @@ > #define IS_MULTIPLANAR(vcap) \ > (vcap->vdev.device_caps & V4L2_CAP_VIDEO_CAPTURE_MPLANE) > > +/** > + * TODO: capture device should only enum formats that all subdevices on > + * topology accepts > + */ > static const u32 vimc_cap_supported_pixfmt[] = { > V4L2_PIX_FMT_BGR24, > V4L2_PIX_FMT_RGB24, > @@ -58,6 +62,19 @@ static const u32 vimc_cap_supported_pixfmt[] = { > V4L2_PIX_FMT_SRGGB12, > }; > > +static const u32 vimc_cap_supported_pixfmt_mp[] = { > + V4L2_PIX_FMT_YUV420M, > + V4L2_PIX_FMT_YVU420M, > + V4L2_PIX_FMT_YUV422M, > + V4L2_PIX_FMT_YVU422M, > + V4L2_PIX_FMT_YUV444M, > + V4L2_PIX_FMT_YVU444M, > + V4L2_PIX_FMT_NV12M, > + V4L2_PIX_FMT_NV21M, > + V4L2_PIX_FMT_NV16M, > + V4L2_PIX_FMT_NV61M, > +}; > + > struct vimc_cap_device { > struct vimc_ent_device ved; > struct video_device vdev; > @@ -157,13 +174,26 @@ static int _vimc_cap_try_fmt_vid_cap_mp(struct file *file, void *priv, > format->width, format->height); > } > > +/** > + * When multiplanar is true, consider that the vimc_cap_enum_fmt_vid_cap_mp > + * is concantenate in the vimc_cap_enum_fmt_vid_cap array. Otherwise, just > + * consider the single-planar array > + */ > static int vimc_cap_enum_fmt_vid_cap(struct file *file, void *priv, > struct v4l2_fmtdesc *f) > { > - if (f->index >= ARRAY_SIZE(vimc_cap_supported_pixfmt)) > + struct vimc_cap_device *vcap = video_drvdata(file); > + const unsigned int sp_size = ARRAY_SIZE(vimc_cap_supported_pixfmt); > + const unsigned int mp_size = ARRAY_SIZE(vimc_cap_supported_pixfmt_mp); > + > + if (f->index >= sp_size + (IS_MULTIPLANAR(vcap) ? mp_size : 0)) > return -EINVAL; > > - f->pixelformat = vimc_cap_supported_pixfmt[f->index]; > + if (f->index >= sp_size) > + f->pixelformat = > + vimc_cap_supported_pixfmt_mp[f->index - sp_size]; > + else > + f->pixelformat = vimc_cap_supported_pixfmt[f->index]; > > return 0; > } >