From patchwork Wed Feb 23 10:40:26 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 12756717 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F2A7EC433EF for ; Wed, 23 Feb 2022 10:44:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239700AbiBWKoc (ORCPT ); Wed, 23 Feb 2022 05:44:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55112 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236750AbiBWKob (ORCPT ); Wed, 23 Feb 2022 05:44:31 -0500 Received: from relay2-d.mail.gandi.net (relay2-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::222]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0E0B158E7D for ; Wed, 23 Feb 2022 02:44:03 -0800 (PST) Received: (Authenticated sender: jacopo@jmondi.org) by mail.gandi.net (Postfix) with ESMTPSA id C8E9F4000E; Wed, 23 Feb 2022 10:43:59 +0000 (UTC) From: Jacopo Mondi To: Steve Longerbeam Cc: Jacopo Mondi , laurent.pinchart@ideasonboard.com, sakari.ailus@iki.fi, hverkuil-cisco@xs4all.nl, mirela.rabulea@nxp.com, xavier.roumegue@oss.nxp.com, tomi.valkeinen@ideasonboard.com, hugues.fruchet@st.com, prabhakar.mahadev-lad.rj@bp.renesas.com, aford173@gmail.com, festevam@gmail.com, Eugen.Hristev@microchip.com, jbrunet@baylibre.com, paul.elder@ideasonboard.com, Mauro Carvalho Chehab , linux-media@vger.kernel.org Subject: [PATCH v3 19/27] media: ov5640: Implement get_selection Date: Wed, 23 Feb 2022 11:40:26 +0100 Message-Id: <20220223104034.91550-20-jacopo@jmondi.org> X-Mailer: git-send-email 2.35.0 In-Reply-To: <20220223104034.91550-1-jacopo@jmondi.org> References: <20220223104034.91550-1-jacopo@jmondi.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Implement the get_selection pad operation for the OV5640 sensor driver. The supported targets report the sensor's native size, the active pixel array size and the analog crop rectangle from which the image is produced. Signed-off-by: Jacopo Mondi Reviewed-by: Laurent Pinchart --- drivers/media/i2c/ov5640.c | 46 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/drivers/media/i2c/ov5640.c b/drivers/media/i2c/ov5640.c index a554283a8029..602c44ef7083 100644 --- a/drivers/media/i2c/ov5640.c +++ b/drivers/media/i2c/ov5640.c @@ -2833,6 +2833,45 @@ static int ov5640_set_fmt(struct v4l2_subdev *sd, return ret; } +static int ov5640_get_selection(struct v4l2_subdev *sd, + struct v4l2_subdev_state *sd_state, + struct v4l2_subdev_selection *sel) +{ + struct ov5640_dev *sensor = to_ov5640_dev(sd); + const struct ov5640_mode_info *mode = sensor->current_mode; + const struct ov5640_timings *timings; + + switch (sel->target) { + case V4L2_SEL_TGT_CROP: { + mutex_lock(&sensor->lock); + timings = ov5640_timings(sensor, mode); + sel->r = timings->analog_crop; + mutex_unlock(&sensor->lock); + + return 0; + } + + case V4L2_SEL_TGT_NATIVE_SIZE: + case V4L2_SEL_TGT_CROP_BOUNDS: + sel->r.top = 0; + sel->r.left = 0; + sel->r.width = OV5640_NATIVE_WIDTH; + sel->r.height = OV5640_NATIVE_HEIGHT; + + return 0; + + case V4L2_SEL_TGT_CROP_DEFAULT: + sel->r.top = OV5640_PIXEL_ARRAY_TOP; + sel->r.left = OV5640_PIXEL_ARRAY_LEFT; + sel->r.width = OV5640_PIXEL_ARRAY_WIDTH; + sel->r.height = OV5640_PIXEL_ARRAY_HEIGHT; + + return 0; + } + + return -EINVAL; +} + static int ov5640_set_framefmt(struct ov5640_dev *sensor, struct v4l2_mbus_framefmt *format) { @@ -3532,9 +3571,15 @@ static int ov5640_init_cfg(struct v4l2_subdev *sd, struct v4l2_subdev_state *state) { struct v4l2_mbus_framefmt *fmt = v4l2_subdev_get_try_format(sd, state, 0); + struct v4l2_rect *crop = v4l2_subdev_get_try_crop(sd, state, 0); *fmt = ov5640_default_fmt; + crop->left = OV5640_PIXEL_ARRAY_LEFT; + crop->top = OV5640_PIXEL_ARRAY_TOP; + crop->width = OV5640_PIXEL_ARRAY_WIDTH; + crop->height = OV5640_PIXEL_ARRAY_HEIGHT; + return 0; } @@ -3556,6 +3601,7 @@ static const struct v4l2_subdev_pad_ops ov5640_pad_ops = { .enum_mbus_code = ov5640_enum_mbus_code, .get_fmt = ov5640_get_fmt, .set_fmt = ov5640_set_fmt, + .get_selection = ov5640_get_selection, .enum_frame_size = ov5640_enum_frame_size, .enum_frame_interval = ov5640_enum_frame_interval, };