usb: gadget: Make VERBOSE_DEBUG enableable via Kconfig

Create a way for VERBOSE_DEBUG to be enabled during
drivers/usb/gadget/ build.

Signed-off-by: Andreas Larsson <andreas@gaisler.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 604f885..a91e642 100644 (file)
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -58,6 +58,20 @@ config USB_GADGET_DEBUG
           trying to track down.  Never enable these messages for a
           production build.
 
+config USB_GADGET_VERBOSE
+       bool "Verbose debugging Messages (DEVELOPMENT)"
+       depends on USB_GADGET_DEBUG
+       help
+          Many controller and gadget drivers will print verbose debugging
+          messages if you use this option to ask for those messages.
+
+          Avoid enabling these messages, even if you're actively
+          debugging such a driver.  Many drivers will emit so many
+          messages that the driver timings are affected, which will
+          either create new failure modes or remove the one you're
+          trying to track down.  Never enable these messages for a
+          production build.
+
 config USB_GADGET_DEBUG_FILES
        boolean "Debugging information files (DEVELOPMENT)"
        depends on PROC_FS

diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index f1bd42a..f1af396 100644 (file)
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -1,7 +1,8 @@
 #
 # USB peripheral controller drivers
 #
-ccflags-$(CONFIG_USB_GADGET_DEBUG) := -DDEBUG
+ccflags-$(CONFIG_USB_GADGET_DEBUG)     := -DDEBUG
+ccflags-$(CONFIG_USB_GADGET_VERBOSE)   += -DVERBOSE_DEBUG
 
 obj-$(CONFIG_USB_GADGET)       += udc-core.o
 obj-$(CONFIG_USB_LIBCOMPOSITE) += libcomposite.o