Remove in kernel firmware and user-helper fallback

config.x86_64

@@ -1560,10 +1560,10 @@ CONFIG_DEVTMPFS=y
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
-CONFIG_FIRMWARE_IN_KERNEL=y
+# CONFIG_FIRMWARE_IN_KERNEL is not set
 CONFIG_EXTRA_FIRMWARE=""
 CONFIG_FW_LOADER_USER_HELPER=y
-CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y
+# CONFIG_FW_LOADER_USER_HELPER_FALLBACK is not set
 CONFIG_WANT_DEV_COREDUMP=y
 CONFIG_ALLOW_DEV_COREDUMP=y
 CONFIG_DEV_COREDUMP=y
@@ -5061,18 +5061,6 @@ CONFIG_USB_SERIAL_IPW=m
 CONFIG_USB_SERIAL_IUU=m
 CONFIG_USB_SERIAL_KEYSPAN_PDA=m
 CONFIG_USB_SERIAL_KEYSPAN=m
-CONFIG_USB_SERIAL_KEYSPAN_MPR=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XA=y
-CONFIG_USB_SERIAL_KEYSPAN_USA28XB=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19=y
-CONFIG_USB_SERIAL_KEYSPAN_USA18X=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QW=y
-CONFIG_USB_SERIAL_KEYSPAN_USA19QI=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49W=y
-CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
 CONFIG_USB_SERIAL_KLSI=m
 CONFIG_USB_SERIAL_KOBIL_SCT=m
 CONFIG_USB_SERIAL_MCT_U232=m