Allow STM32 DCMIPP to work with UVC sample

doc/releases/migration-guide-4.3.rst

@@ -47,6 +47,12 @@ Stepper
 
 * :dtcompatible:`zephyr,gpio-stepper` has been replaced by :dtcompatible:`zephyr,h-bridge-stepper`.
 
+USB
+===
+
+* The USB Video Class was configuring the framerate and format of the source video device.
+  This is now to be done by the application after the host selected the format (:github:`93192`).
+
 .. zephyr-keep-sorted-stop
 
 Bluetooth

doc/releases/release-notes-4.3.rst

@@ -123,6 +123,12 @@ New APIs and options
 
    * :kconfig:option:`CONFIG_SETTINGS_TFM_ITS`
 
+* USB
+
+  * Video
+
+    * :c:func:`uvc_add_format`
+
 .. zephyr-keep-sorted-stop
 
 New Boards

drivers/video/video_common.c

@@ -443,3 +443,24 @@ int64_t video_get_csi_link_freq(const struct device *dev, uint8_t bpp, uint8_t l
 	/* CSI D-PHY is using a DDR data bus so bitrate is twice the frequency */
 	return ctrl.val64 * bpp / (2 * lane_nb);
 }
+
+int video_set_compose_format(const struct device *dev, struct video_format *fmt)
+{
+	struct video_selection sel = {
+		.type = fmt->type,
+		.target = VIDEO_SEL_TGT_COMPOSE,
+		.rect.left = 0,
+		.rect.top = 0,
+		.rect.width = fmt->width,
+		.rect.height = fmt->height,
+	};
+	int ret;
+
+	ret = video_set_selection(dev, &sel);
+	if (ret < 0 && ret != -ENOSYS) {
+		LOG_ERR("Unable to set selection compose");
+		return ret;
+	}
+
+	return video_set_format(dev, fmt);
+}