{"id":4163,"url":"https://patchwork.libcamera.org/api/patches/4163/?format=json","web_url":"https://patchwork.libcamera.org/patch/4163/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20200623164911.45147-1-jacopo@jmondi.org>","date":"2020-06-23T16:49:08","name":"[libcamera-devel,16/25] media: ov5647: Add support for get_selection()","commit_ref":null,"pull_url":null,"state":"not-applicable","archived":false,"hash":"920809c0bce344b192df4f201ffcbc699cca6063","submitter":{"id":3,"url":"https://patchwork.libcamera.org/api/people/3/?format=json","name":"Jacopo Mondi","email":"jacopo@jmondi.org"},"delegate":{"id":15,"url":"https://patchwork.libcamera.org/api/users/15/?format=json","username":"jmondi","first_name":"Jacopo","last_name":"Mondi","email":"jacopo@jmondi.org"},"mbox":"https://patchwork.libcamera.org/patch/4163/mbox/","series":[{"id":1030,"url":"https://patchwork.libcamera.org/api/series/1030/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1030","date":"2020-06-23T10:07:50","name":"media: ov5647: Support RaspberryPi Camera Module v1","version":1,"mbox":"https://patchwork.libcamera.org/series/1030/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/4163/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/4163/checks/","tags":{},"headers":{"Return-Path":"","Received":["from relay11.mail.gandi.net (relay11.mail.gandi.net\n\t[217.70.178.231])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 082B260103\n\tfor ;\n\tTue, 23 Jun 2020 18:46:14 +0200 (CEST)","from uno.lan (93-34-118-233.ip49.fastwebnet.it [93.34.118.233])\n\t(Authenticated sender: jacopo@jmondi.org)\n\tby relay11.mail.gandi.net (Postfix) with ESMTPSA id 030E0100006;\n\tTue, 23 Jun 2020 16:46:07 +0000 (UTC)"],"From":"Jacopo Mondi ","To":"mchehab@kernel.org, sakari.ailus@linux.intel.com, hverkuil@xs4all.nl,\n\tlaurent.pinchart@ideasonboard.com, roman.kovalivskyi@globallogic.com, \n\tdave.stevenson@raspberrypi.org, naush@raspberrypi.com","Cc":"mrodin@de.adit-jv.com, hugues.fruchet@st.com, mripard@kernel.org,\n\taford173@gmail.com, sudipi@jp.adit-jv.com, andrew_gabbasov@mentor.com,\n\terosca@de.adit-jv.com, linux-media@vger.kernel.org,\n\tlibcamera-devel@lists.libcamera.org,\n\tDave Stevenson ,\n\tJacopo Mondi ","Date":"Tue, 23 Jun 2020 18:49:08 +0200","Message-Id":"<20200623164911.45147-1-jacopo@jmondi.org>","X-Mailer":"git-send-email 2.27.0","In-Reply-To":"<20200623100815.10674-1-jacopo@jmondi.org>","References":"<20200623100815.10674-1-jacopo@jmondi.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","Subject":"[libcamera-devel] [PATCH 16/25] media: ov5647: Add support for\n\tget_selection()","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","X-List-Received-Date":"Tue, 23 Jun 2020 16:46:14 -0000"},"content":"From: Dave Stevenson \n\nSupport the get_selection() pad operation to report the device\nfull pixel array size, the currently applied analogue crop rectangle and\nthe active pixel array dimensions.\n\nSigned-off-by: Dave Stevenson \nSigned-off-by: Jacopo Mondi \n---\n drivers/media/i2c/ov5647.c | 95 ++++++++++++++++++++++++++++----------\n 1 file changed, 71 insertions(+), 24 deletions(-)","diff":"diff --git a/drivers/media/i2c/ov5647.c b/drivers/media/i2c/ov5647.c\nindex a801ed0249aad..3757f0b10fe93 100644\n--- a/drivers/media/i2c/ov5647.c\n+++ b/drivers/media/i2c/ov5647.c\n@@ -59,25 +59,14 @@\n #define VAL_TERM 0xfe\n #define REG_DLY 0xffff\n \n-#define OV5647_ROW_START\t\t0x01\n-#define OV5647_ROW_START_MIN\t\t0\n-#define OV5647_ROW_START_MAX\t\t2004\n-#define OV5647_ROW_START_DEF\t\t54\n-\n-#define OV5647_COLUMN_START\t\t0x02\n-#define OV5647_COLUMN_START_MIN\t\t0\n-#define OV5647_COLUMN_START_MAX\t\t2750\n-#define OV5647_COLUMN_START_DEF\t\t16\n-\n-#define OV5647_WINDOW_HEIGHT\t\t0x03\n-#define OV5647_WINDOW_HEIGHT_MIN\t2\n-#define OV5647_WINDOW_HEIGHT_MAX\t2006\n-#define OV5647_WINDOW_HEIGHT_DEF\t1944\n-\n-#define OV5647_WINDOW_WIDTH\t\t0x04\n-#define OV5647_WINDOW_WIDTH_MIN\t\t2\n-#define OV5647_WINDOW_WIDTH_MAX\t\t2752\n-#define OV5647_WINDOW_WIDTH_DEF\t\t2592\n+/* OV5647 native and active pixel array size */\n+#define OV5647_NATIVE_WIDTH\t\t2624U\n+#define OV5647_NATIVE_HEIGHT\t\t1956U\n+\n+#define OV5647_PIXEL_ARRAY_LEFT\t\t16U\n+#define OV5647_PIXEL_ARRAY_TOP\t\t16U\n+#define OV5647_PIXEL_ARRAY_WIDTH\t2592U\n+#define OV5647_PIXEL_ARRAY_HEIGHT\t1944U\n \n struct regval_list {\n \tu16 addr;\n@@ -86,6 +75,7 @@ struct regval_list {\n \n struct ov5647_mode {\n \tstruct v4l2_mbus_framefmt\tformat;\n+\tstruct v4l2_rect\t\tcrop;\n \tstruct regval_list\t\t*reg_list;\n \tunsigned int\t\t\tnum_regs;\n };\n@@ -224,6 +214,12 @@ static struct ov5647_mode ov5647_8bit_modes[] = {\n \t\t\t.width\t\t= 640,\n \t\t\t.height\t\t= 480\n \t\t},\n+\t\t.crop = {\n+\t\t\t.left\t\t= 0,\n+\t\t\t.top\t\t= 0,\n+\t\t\t.width\t\t= 1280,\n+\t\t\t.height\t\t= 960,\n+\t\t},\n \t\t.reg_list\t= ov5647_640x480,\n \t\t.num_regs\t= ARRAY_SIZE(ov5647_640x480)\n \t},\n@@ -412,7 +408,7 @@ static int set_sw_standby(struct v4l2_subdev *sd, bool standby)\n static int ov5647_sensor_power(struct v4l2_subdev *sd, int on)\n {\n \tstruct i2c_client *client = v4l2_get_subdevdata(sd);\n-\tstruct ov5647 *ov5647 = to_state(sd);\n+\tstruct ov5647 *sensor = to_sensor(sd);\n \tint ret = 0;\n \n \tmutex_lock(&sensor->lock);\n@@ -507,6 +503,20 @@ static const struct v4l2_subdev_core_ops ov5647_subdev_core_ops = {\n #endif\n };\n \n+static const struct v4l2_rect *\n+__ov5647_get_pad_crop(struct ov5647 *ov5647, struct v4l2_subdev_pad_config *cfg,\n+\t\t unsigned int pad, enum v4l2_subdev_format_whence which)\n+{\n+\tswitch (which) {\n+\tcase V4L2_SUBDEV_FORMAT_TRY:\n+\t\treturn v4l2_subdev_get_try_crop(&ov5647->sd, cfg, pad);\n+\tcase V4L2_SUBDEV_FORMAT_ACTIVE:\n+\t\treturn &ov5647->mode->crop;\n+\t}\n+\n+\treturn NULL;\n+}\n+\n static int ov5647_s_stream(struct v4l2_subdev *sd, int enable)\n {\n \tstruct ov5647 *sensor = to_sensor(sd);\n@@ -577,11 +587,48 @@ static int ov5647_set_get_fmt(struct v4l2_subdev *sd,\n \treturn 0;\n }\n \n+static int ov5647_get_selection(struct v4l2_subdev *sd,\n+\t\t\t\tstruct v4l2_subdev_pad_config *cfg,\n+\t\t\t\tstruct v4l2_subdev_selection *sel)\n+{\n+\tswitch (sel->target) {\n+\tcase V4L2_SEL_TGT_CROP: {\n+\t\tstruct ov5647 *sensor = to_sensor(sd);\n+\n+\t\tmutex_lock(&sensor->lock);\n+\t\tsel->r = *__ov5647_get_pad_crop(sensor, cfg, sel->pad,\n+\t\t\t\t\t\tsel->which);\n+\t\tmutex_unlock(&sensor->lock);\n+\n+\t\treturn 0;\n+\t}\n+\n+\tcase V4L2_SEL_TGT_NATIVE_SIZE:\n+\t\tsel->r.top = 0;\n+\t\tsel->r.left = 0;\n+\t\tsel->r.width = OV5647_NATIVE_WIDTH;\n+\t\tsel->r.height = OV5647_NATIVE_HEIGHT;\n+\n+\t\treturn 0;\n+\n+\tcase V4L2_SEL_TGT_CROP_DEFAULT:\n+\t\tsel->r.top = OV5647_PIXEL_ARRAY_TOP;\n+\t\tsel->r.left = OV5647_PIXEL_ARRAY_LEFT;\n+\t\tsel->r.width = OV5647_PIXEL_ARRAY_WIDTH;\n+\t\tsel->r.height = OV5647_PIXEL_ARRAY_HEIGHT;\n+\n+\t\treturn 0;\n+\t}\n+\n+\treturn -EINVAL;\n+}\n+\n static const struct v4l2_subdev_pad_ops ov5647_subdev_pad_ops = {\n \t.enum_mbus_code\t\t= ov5647_enum_mbus_code,\n \t.enum_frame_size\t= ov5647_enum_frame_size,\n \t.set_fmt\t\t= ov5647_set_get_fmt,\n \t.get_fmt\t\t= ov5647_set_get_fmt,\n+\t.get_selection\t\t= ov5647_get_selection,\n };\n \n static const struct v4l2_subdev_ops ov5647_subdev_ops = {\n@@ -626,10 +673,10 @@ static int ov5647_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)\n \tstruct v4l2_mbus_framefmt *format = v4l2_subdev_get_try_format(sd, fh->pad, 0);\n \tstruct v4l2_rect *crop = v4l2_subdev_get_try_crop(sd, fh->pad, 0);\n \n-\tcrop->left = OV5647_COLUMN_START_DEF;\n-\tcrop->top = OV5647_ROW_START_DEF;\n-\tcrop->width = OV5647_WINDOW_WIDTH_DEF;\n-\tcrop->height = OV5647_WINDOW_HEIGHT_DEF;\n+\tcrop->left = OV5647_PIXEL_ARRAY_LEFT;\n+\tcrop->top = OV5647_PIXEL_ARRAY_TOP;\n+\tcrop->width = OV5647_PIXEL_ARRAY_WIDTH;\n+\tcrop->height = OV5647_PIXEL_ARRAY_HEIGHT;\n \n \t*format = OV5647_DEFAULT_FORMAT;\n \n","prefixes":["libcamera-devel","16/25"]}