wifi: rtw88: remove unused USB bulkout size set

Drop no longer used 'bulkout_size' of 'struct rtw_usb' as well
as related macros from usb.h and leftovers in 'rtw_usb_parse()'.
This follows commit 462c8db6 ("wifi: rtw88: usb: drop
now unnecessary URB size check").
Reviewed-by: Ping-Ke Shih <pkshih@realtek.com>
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20230628072327.167196-3-dmantipov@yandex.ru

drivers/net/wireless/realtek/rtw88/usb.c

@@ -142,7 +142,6 @@ static int rtw_usb_parse(struct rtw_dev *rtwdev,
 	struct usb_host_interface *host_interface = &interface->altsetting[0];
 	struct usb_interface_descriptor *interface_desc = &host_interface->desc;
 	struct usb_endpoint_descriptor *endpoint;
-	struct usb_device *usbd = interface_to_usbdev(interface);
 	int num_out_pipes = 0;
 	int i;
 	u8 num;
@@ -184,22 +183,6 @@ static int rtw_usb_parse(struct rtw_dev *rtwdev,
 		}
 	}
 
-	switch (usbd->speed) {
-	case USB_SPEED_LOW:
-	case USB_SPEED_FULL:
-		rtwusb->bulkout_size = RTW_USB_FULL_SPEED_BULK_SIZE;
-		break;
-	case USB_SPEED_HIGH:
-		rtwusb->bulkout_size = RTW_USB_HIGH_SPEED_BULK_SIZE;
-		break;
-	case USB_SPEED_SUPER:
-		rtwusb->bulkout_size = RTW_USB_SUPER_SPEED_BULK_SIZE;
-		break;
-	default:
-		rtw_err(rtwdev, "failed to detect usb speed\n");
-		return -EINVAL;
-	}
-
 	rtwdev->hci.bulkout_num = num_out_pipes;
 
 	if (num_out_pipes < 1 || num_out_pipes > 4) {

drivers/net/wireless/realtek/rtw88/usb.h

@@ -18,10 +18,6 @@
 
 #define RTW_USB_VENQT_CMD_IDX		0x00
 
-#define RTW_USB_SUPER_SPEED_BULK_SIZE	1024
-#define RTW_USB_HIGH_SPEED_BULK_SIZE	512
-#define RTW_USB_FULL_SPEED_BULK_SIZE	64
-
 #define RTW_USB_TX_SEL_HQ		BIT(0)
 #define RTW_USB_TX_SEL_LQ		BIT(1)
 #define RTW_USB_TX_SEL_NQ		BIT(2)
@@ -73,7 +69,6 @@ struct rtw_usb {
 	__le32 *usb_data;
 	unsigned int usb_data_index;
 
-	u32 bulkout_size;
 	u8 pipe_interrupt;
 	u8 pipe_in;
 	u8 out_ep[RTW_USB_EP_MAX];