usb: deprecate legacy USB device support

Deprecate legacy USB device support.

Signed-off-by: Johann Fischer <johann.fischer@nordicsemi.no>

Author: jfischer-no

drivers/usb/device/Kconfig

@@ -5,6 +5,7 @@
 
 menuconfig USB_DEVICE_DRIVER
 	bool "USB device controller drivers"
+	select DEPRECATED
 	help
 	  Enable USB device controller drivers.
 

include/zephyr/drivers/uart/cdc_acm.h

@@ -34,6 +34,8 @@ typedef void (*cdc_dte_rate_callback_t)(const struct device *dev,
 /**
  * @brief Set the callback for dwDTERate SetLineCoding requests.
  *
+ * @deprecated Use @ref usbd_api and @ref USBD_MSG_CDC_ACM_LINE_CODING instead.
+ *
  * The callback is invoked when the USB host changes the baud rate.
  *
  * @note This function is available only when
@@ -44,7 +46,7 @@ typedef void (*cdc_dte_rate_callback_t)(const struct device *dev,
  *
  * @return	    0 on success.
  */
-int cdc_acm_dte_rate_callback_set(const struct device *dev,
+__deprecated int cdc_acm_dte_rate_callback_set(const struct device *dev,
 				  cdc_dte_rate_callback_t callback);
 
 #ifdef __cplusplus

include/zephyr/drivers/usb/usb_dc.h

@@ -138,57 +138,69 @@ typedef void (*usb_dc_status_callback)(enum usb_dc_status_code cb_status,
 /**
  * @brief Attach USB for device connection
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to attach USB for device connection. Upon success, the USB PLL
  * is enabled, and the USB device is now capable of transmitting and receiving
  * on the USB bus and of generating interrupts.
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_attach(void);
+__deprecated int usb_dc_attach(void);
 
 /**
  * @brief Detach the USB device
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to detach the USB device. Upon success, the USB hardware PLL
  * is powered down and USB communication is disabled.
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_detach(void);
+__deprecated int usb_dc_detach(void);
 
 /**
  * @brief Reset the USB device
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * This function returns the USB device and firmware back to it's initial state.
  * N.B. the USB PLL is handled by the usb_detach function
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_reset(void);
+__deprecated int usb_dc_reset(void);
 
 /**
  * @brief Set USB device address
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in] addr Device address
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_set_address(const uint8_t addr);
+__deprecated int usb_dc_set_address(const uint8_t addr);
 
 /**
  * @brief Set USB device controller status callback
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to set USB device controller status callback. The registered
  * callback is used to report changes in the status of the device controller.
  * The status code are described by the usb_dc_status_code enumeration.
  *
  * @param[in] cb Callback function
  */
-void usb_dc_set_status_callback(const usb_dc_status_callback cb);
+__deprecated void usb_dc_set_status_callback(const usb_dc_status_callback cb);
 
 /**
  * @brief check endpoint capabilities
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to check capabilities of an endpoint. usb_dc_ep_cfg_data structure
  * provides the endpoint configuration parameters: endpoint address,
  * endpoint maximum packet size and endpoint type.
@@ -199,11 +211,13 @@ void usb_dc_set_status_callback(const usb_dc_status_callback cb);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_check_cap(const struct usb_dc_ep_cfg_data * const cfg);
+__deprecated int usb_dc_ep_check_cap(const struct usb_dc_ep_cfg_data * const cfg);
 
 /**
  * @brief Configure endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to configure an endpoint. usb_dc_ep_cfg_data structure provides
  * the endpoint configuration parameters: endpoint address, endpoint maximum
  * packet size and endpoint type.
@@ -212,52 +226,62 @@ int usb_dc_ep_check_cap(const struct usb_dc_ep_cfg_data * const cfg);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_configure(const struct usb_dc_ep_cfg_data * const cfg);
+__deprecated int usb_dc_ep_configure(const struct usb_dc_ep_cfg_data * const cfg);
 
 /**
  * @brief Set stall condition for the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in] ep Endpoint address corresponding to the one
  *               listed in the device configuration table
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_set_stall(const uint8_t ep);
+__deprecated int usb_dc_ep_set_stall(const uint8_t ep);
 
 /**
  * @brief Clear stall condition for the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in] ep Endpoint address corresponding to the one
  *               listed in the device configuration table
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_clear_stall(const uint8_t ep);
+__deprecated int usb_dc_ep_clear_stall(const uint8_t ep);
 
 /**
  * @brief Check if the selected endpoint is stalled
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in]  ep       Endpoint address corresponding to the one
  *                      listed in the device configuration table
  * @param[out] stalled  Endpoint stall status
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_is_stalled(const uint8_t ep, uint8_t *const stalled);
+__deprecated int usb_dc_ep_is_stalled(const uint8_t ep, uint8_t *const stalled);
 
 /**
  * @brief Halt the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in] ep Endpoint address corresponding to the one
  *               listed in the device configuration table
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_halt(const uint8_t ep);
+__deprecated int usb_dc_ep_halt(const uint8_t ep);
 
 /**
  * @brief Enable the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to enable the selected endpoint. Upon success interrupts are
  * enabled for the corresponding endpoint and the endpoint is ready for
  * transmitting/receiving data.
@@ -267,11 +291,13 @@ int usb_dc_ep_halt(const uint8_t ep);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_enable(const uint8_t ep);
+__deprecated int usb_dc_ep_enable(const uint8_t ep);
 
 /**
  * @brief Disable the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to disable the selected endpoint. Upon success interrupts are
  * disabled for the corresponding endpoint and the endpoint is no longer able
  * for transmitting/receiving data.
@@ -281,23 +307,27 @@ int usb_dc_ep_enable(const uint8_t ep);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_disable(const uint8_t ep);
+__deprecated int usb_dc_ep_disable(const uint8_t ep);
 
 /**
  * @brief Flush the selected endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * This function flushes the FIFOs for the selected endpoint.
  *
  * @param[in] ep Endpoint address corresponding to the one
  *               listed in the device configuration table
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_flush(const uint8_t ep);
+__deprecated int usb_dc_ep_flush(const uint8_t ep);
 
 /**
  * @brief Write data to the specified endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * This function is called to write data to the specified endpoint. The
  * supplied usb_ep_callback function will be called when data is transmitted
  * out.
@@ -313,12 +343,14 @@ int usb_dc_ep_flush(const uint8_t ep);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_write(const uint8_t ep, const uint8_t *const data,
+__deprecated int usb_dc_ep_write(const uint8_t ep, const uint8_t *const data,
 		    const uint32_t data_len, uint32_t * const ret_bytes);
 
 /**
  * @brief Read data from the specified endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * This function is called by the endpoint handler function, after an OUT
  * interrupt has been received for that EP. The application must only call this
  * function through the supplied usb_ep_callback function. This function clears
@@ -335,12 +367,14 @@ int usb_dc_ep_write(const uint8_t ep, const uint8_t *const data,
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_read(const uint8_t ep, uint8_t *const data,
+__deprecated int usb_dc_ep_read(const uint8_t ep, uint8_t *const data,
 		   const uint32_t max_data_len, uint32_t *const read_bytes);
 
 /**
  * @brief Set callback function for the specified endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to set callback function for notification of data received and
  * available to application or transmit done on the selected endpoint,
  * NULL if callback not required by application code. The callback status
@@ -352,11 +386,13 @@ int usb_dc_ep_read(const uint8_t ep, uint8_t *const data,
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_set_callback(const uint8_t ep, const usb_dc_ep_callback cb);
+__deprecated int usb_dc_ep_set_callback(const uint8_t ep, const usb_dc_ep_callback cb);
 
 /**
  * @brief Read data from the specified endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * This is similar to usb_dc_ep_read, the difference being that, it doesn't
  * clear the endpoint NAKs so that the consumer is not bogged down by further
  * upcalls till he is done with the processing of the data. The caller should
@@ -372,12 +408,14 @@ int usb_dc_ep_set_callback(const uint8_t ep, const usb_dc_ep_callback cb);
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_read_wait(uint8_t ep, uint8_t *data, uint32_t max_data_len,
+__deprecated int usb_dc_ep_read_wait(uint8_t ep, uint8_t *data, uint32_t max_data_len,
 			uint32_t *read_bytes);
 
 /**
  * @brief Continue reading data from the endpoint
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Clear the endpoint NAK and enable the endpoint to accept more data
  * from the host. Usually called after usb_dc_ep_read_wait() when the consumer
  * is fine to accept more data. Thus these calls together act as a flow control
@@ -388,26 +426,30 @@ int usb_dc_ep_read_wait(uint8_t ep, uint8_t *data, uint32_t max_data_len,
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_ep_read_continue(uint8_t ep);
+__deprecated int usb_dc_ep_read_continue(uint8_t ep);
 
 /**
  * @brief Get endpoint max packet size
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * @param[in]  ep           Endpoint address corresponding to the one
  *                          listed in the device configuration table
  *
  * @return Endpoint max packet size (mps)
  */
-int usb_dc_ep_mps(uint8_t ep);
+__deprecated int usb_dc_ep_mps(uint8_t ep);
 
 /**
  * @brief Start the host wake up procedure.
  *
+ * @deprecated Use @ref udc_api instead
+ *
  * Function to wake up the host if it's currently in sleep mode.
  *
  * @return 0 on success, negative errno code on fail.
  */
-int usb_dc_wakeup_request(void);
+__deprecated int usb_dc_wakeup_request(void);
 
 /**
  * @}

include/zephyr/usb/class/usb_audio.h

@@ -279,6 +279,8 @@ struct usb_audio_ops {
 };
 
 /** @brief Get the frame size that is accepted by the Host.
+ *
+ * @deprecated Use @ref uac2_device instead.
  *
  * This function returns the frame size for Input Devices that is expected
  * by the Host. Returned value rely on Input Device configuration:
@@ -292,23 +294,27 @@ struct usb_audio_ops {
  * @warning Do not use with OUT only devices (Headphones).
  *	    For OUT only devices this function shall return 0.
  */
-size_t usb_audio_get_in_frame_size(const struct device *dev);
+__deprecated size_t usb_audio_get_in_frame_size(const struct device *dev);
 
 /**
  * @brief Register the USB Audio device and make it usable.
  *	  This must be called in order to make the device work
  *	  and respond to all relevant requests.
  *
+ * @deprecated Use @ref uac2_device instead.
+ *
  * @param dev USB Audio device
  * @param ops USB audio callback structure. Callback are used to
  *	      inform the user about what is happening
  */
-void usb_audio_register(const struct device *dev,
+__deprecated void usb_audio_register(const struct device *dev,
 			const struct usb_audio_ops *ops);
 
 /**
  * @brief Send data using USB Audio device
  *
+ * @deprecated Use @ref uac2_device instead.
+ *
  * @param dev    USB Audio device which will send the data
  *		 over its ISO IN endpoint
  * @param buffer Pointer to the buffer that should be send. User is
@@ -326,7 +332,7 @@ void usb_audio_register(const struct device *dev,
  *
  * @return 0 on success, negative error on fail
  */
-int usb_audio_send(const struct device *dev, struct net_buf *buffer,
+__deprecated int usb_audio_send(const struct device *dev, struct net_buf *buffer,
 		   size_t len);
 
 #endif /* ZEPHYR_INCLUDE_USB_CLASS_AUDIO_H_ */

include/zephyr/usb/class/usb_cdc.h

@@ -22,7 +22,7 @@
 #define ZEPHYR_INCLUDE_USB_CLASS_USB_CDC_H_
 
 /** CDC Specification release number in BCD format */
-#define CDC_SRN_1_20			0x0120
+#define CDC_SRN_1_20			0x0120 __DEPRECATED_MACRO
 
 /** Communications Class Subclass Codes */
 #define ACM_SUBCLASS			0x02