From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754277AbdC1Ao1 (ORCPT ); Mon, 27 Mar 2017 20:44:27 -0400 Received: from mail-pg0-f68.google.com ([74.125.83.68]:36765 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753326AbdC1AnJ (ORCPT ); Mon, 27 Mar 2017 20:43:09 -0400 From: Steve Longerbeam X-Google-Original-From: Steve Longerbeam To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, kernel@pengutronix.de, fabio.estevam@nxp.com, linux@armlinux.org.uk, mchehab@kernel.org, hverkuil@xs4all.nl, nick@shmanahar.org, markus.heiser@darmarIT.de, p.zabel@pengutronix.de, laurent.pinchart+renesas@ideasonboard.com, bparrot@ti.com, geert@linux-m68k.org, arnd@arndb.de, sudipm.mukherjee@gmail.com, minghsiu.tsai@mediatek.com, tiffany.lin@mediatek.com, jean-christophe.trotin@st.com, horms+renesas@verge.net.au, niklas.soderlund+renesas@ragnatech.se, robert.jarzmik@free.fr, songjun.wu@microchip.com, andrew-ct.chen@mediatek.com, gregkh@linuxfoundation.org, shuah@kernel.org, sakari.ailus@linux.intel.com, pavel@ucw.cz Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-media@vger.kernel.org, devel@driverdev.osuosl.org, Russell King , Steve Longerbeam Subject: [PATCH v6 39/39] media: imx-media-capture: add frame sizes/interval enumeration Date: Mon, 27 Mar 2017 17:40:56 -0700 Message-Id: <1490661656-10318-40-git-send-email-steve_longerbeam@mentor.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> References: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Russell King Add support for enumerating frame sizes and frame intervals from the first subdev via the V4L2 interfaces. Signed-off-by: Russell King Signed-off-by: Steve Longerbeam --- drivers/staging/media/imx/imx-media-capture.c | 73 +++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c index 7521ca9..11a8689 100644 --- a/drivers/staging/media/imx/imx-media-capture.c +++ b/drivers/staging/media/imx/imx-media-capture.c @@ -82,6 +82,76 @@ static int vidioc_querycap(struct file *file, void *fh, return 0; } +static int capture_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + struct capture_priv *priv = video_drvdata(file); + const struct imx_media_pixfmt *cc; + struct v4l2_subdev_frame_size_enum fse = { + .index = fsize->index, + .pad = priv->src_sd_pad, + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + int ret; + + cc = imx_media_find_format(fsize->pixel_format, CS_SEL_ANY, true); + if (!cc) + return -EINVAL; + + fse.code = cc->codes[0]; + + ret = v4l2_subdev_call(priv->src_sd, pad, enum_frame_size, NULL, &fse); + if (ret) + return ret; + + if (fse.min_width == fse.max_width && + fse.min_height == fse.max_height) { + fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE; + fsize->discrete.width = fse.min_width; + fsize->discrete.height = fse.min_height; + } else { + fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS; + fsize->stepwise.min_width = fse.min_width; + fsize->stepwise.max_width = fse.max_width; + fsize->stepwise.min_height = fse.min_height; + fsize->stepwise.max_height = fse.max_height; + fsize->stepwise.step_width = 1; + fsize->stepwise.step_height = 1; + } + + return 0; +} + +static int capture_enum_frameintervals(struct file *file, void *fh, + struct v4l2_frmivalenum *fival) +{ + struct capture_priv *priv = video_drvdata(file); + const struct imx_media_pixfmt *cc; + struct v4l2_subdev_frame_interval_enum fie = { + .index = fival->index, + .pad = priv->src_sd_pad, + .width = fival->width, + .height = fival->height, + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + int ret; + + cc = imx_media_find_format(fival->pixel_format, CS_SEL_ANY, true); + if (!cc) + return -EINVAL; + + fie.code = cc->codes[0]; + + ret = v4l2_subdev_call(priv->src_sd, pad, enum_frame_interval, NULL, &fie); + if (ret) + return ret; + + fival->type = V4L2_FRMIVAL_TYPE_DISCRETE; + fival->discrete = fie.interval; + + return 0; +} + static int capture_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *f) { @@ -270,6 +340,9 @@ static int capture_s_parm(struct file *file, void *fh, static const struct v4l2_ioctl_ops capture_ioctl_ops = { .vidioc_querycap = vidioc_querycap, + .vidioc_enum_framesizes = capture_enum_framesizes, + .vidioc_enum_frameintervals = capture_enum_frameintervals, + .vidioc_enum_fmt_vid_cap = capture_enum_fmt_vid_cap, .vidioc_g_fmt_vid_cap = capture_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = capture_try_fmt_vid_cap, -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: slongerbeam@gmail.com (Steve Longerbeam) Date: Mon, 27 Mar 2017 17:40:56 -0700 Subject: [PATCH v6 39/39] media: imx-media-capture: add frame sizes/interval enumeration In-Reply-To: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> References: <1490661656-10318-1-git-send-email-steve_longerbeam@mentor.com> Message-ID: <1490661656-10318-40-git-send-email-steve_longerbeam@mentor.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Russell King Add support for enumerating frame sizes and frame intervals from the first subdev via the V4L2 interfaces. Signed-off-by: Russell King Signed-off-by: Steve Longerbeam --- drivers/staging/media/imx/imx-media-capture.c | 73 +++++++++++++++++++++++++++ 1 file changed, 73 insertions(+) diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c index 7521ca9..11a8689 100644 --- a/drivers/staging/media/imx/imx-media-capture.c +++ b/drivers/staging/media/imx/imx-media-capture.c @@ -82,6 +82,76 @@ static int vidioc_querycap(struct file *file, void *fh, return 0; } +static int capture_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + struct capture_priv *priv = video_drvdata(file); + const struct imx_media_pixfmt *cc; + struct v4l2_subdev_frame_size_enum fse = { + .index = fsize->index, + .pad = priv->src_sd_pad, + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + int ret; + + cc = imx_media_find_format(fsize->pixel_format, CS_SEL_ANY, true); + if (!cc) + return -EINVAL; + + fse.code = cc->codes[0]; + + ret = v4l2_subdev_call(priv->src_sd, pad, enum_frame_size, NULL, &fse); + if (ret) + return ret; + + if (fse.min_width == fse.max_width && + fse.min_height == fse.max_height) { + fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE; + fsize->discrete.width = fse.min_width; + fsize->discrete.height = fse.min_height; + } else { + fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS; + fsize->stepwise.min_width = fse.min_width; + fsize->stepwise.max_width = fse.max_width; + fsize->stepwise.min_height = fse.min_height; + fsize->stepwise.max_height = fse.max_height; + fsize->stepwise.step_width = 1; + fsize->stepwise.step_height = 1; + } + + return 0; +} + +static int capture_enum_frameintervals(struct file *file, void *fh, + struct v4l2_frmivalenum *fival) +{ + struct capture_priv *priv = video_drvdata(file); + const struct imx_media_pixfmt *cc; + struct v4l2_subdev_frame_interval_enum fie = { + .index = fival->index, + .pad = priv->src_sd_pad, + .width = fival->width, + .height = fival->height, + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + int ret; + + cc = imx_media_find_format(fival->pixel_format, CS_SEL_ANY, true); + if (!cc) + return -EINVAL; + + fie.code = cc->codes[0]; + + ret = v4l2_subdev_call(priv->src_sd, pad, enum_frame_interval, NULL, &fie); + if (ret) + return ret; + + fival->type = V4L2_FRMIVAL_TYPE_DISCRETE; + fival->discrete = fie.interval; + + return 0; +} + static int capture_enum_fmt_vid_cap(struct file *file, void *fh, struct v4l2_fmtdesc *f) { @@ -270,6 +340,9 @@ static int capture_s_parm(struct file *file, void *fh, static const struct v4l2_ioctl_ops capture_ioctl_ops = { .vidioc_querycap = vidioc_querycap, + .vidioc_enum_framesizes = capture_enum_framesizes, + .vidioc_enum_frameintervals = capture_enum_frameintervals, + .vidioc_enum_fmt_vid_cap = capture_enum_fmt_vid_cap, .vidioc_g_fmt_vid_cap = capture_g_fmt_vid_cap, .vidioc_try_fmt_vid_cap = capture_try_fmt_vid_cap, -- 2.7.4