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authorPali Rohár <pali@kernel.org>2020-12-26 19:12:11 +0100
committerMarek Vasut <marex@denx.de>2021-01-31 14:08:56 +0100
commitf2fa49988301965c4f8e7bfdf83145e677b1fbcc (patch)
tree42530e67cefe0c4149e643d28b293abf16f675a3 /drivers
parente47431aa5cf0fe5e113ee9e33624084c93d4ec58 (diff)
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usb: gadget: Do not export usbd_device_* arrays
Each array is used only in one file (core.c or ep0.c). Move their content to correct file, mark them as static and do not export out of current file. This change allows to decrease size of u-boot.bin as more of those strings are not used. Signed-off-by: Pali Rohár <pali@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/gadget/core.c45
-rw-r--r--drivers/usb/gadget/ep0.c46
2 files changed, 50 insertions, 41 deletions
diff --git a/drivers/usb/gadget/core.c b/drivers/usb/gadget/core.c
index 3781d25..888f0cf 100644
--- a/drivers/usb/gadget/core.c
+++ b/drivers/usb/gadget/core.c
@@ -36,7 +36,7 @@ extern struct usb_function_driver ep0_driver;
int registered_functions;
int registered_devices;
-char *usbd_device_events[] = {
+__maybe_unused static char *usbd_device_events[] = {
"DEVICE_UNKNOWN",
"DEVICE_INIT",
"DEVICE_CREATE",
@@ -56,52 +56,15 @@ char *usbd_device_events[] = {
"DEVICE_FUNCTION_PRIVATE",
};
-char *usbd_device_states[] = {
- "STATE_INIT",
- "STATE_CREATED",
- "STATE_ATTACHED",
- "STATE_POWERED",
- "STATE_DEFAULT",
- "STATE_ADDRESSED",
- "STATE_CONFIGURED",
- "STATE_UNKNOWN",
-};
-
-char *usbd_device_requests[] = {
- "GET STATUS", /* 0 */
- "CLEAR FEATURE", /* 1 */
- "RESERVED", /* 2 */
- "SET FEATURE", /* 3 */
- "RESERVED", /* 4 */
- "SET ADDRESS", /* 5 */
- "GET DESCRIPTOR", /* 6 */
- "SET DESCRIPTOR", /* 7 */
- "GET CONFIGURATION", /* 8 */
- "SET CONFIGURATION", /* 9 */
- "GET INTERFACE", /* 10 */
- "SET INTERFACE", /* 11 */
- "SYNC FRAME", /* 12 */
-};
-
-char *usbd_device_descriptors[] = {
- "UNKNOWN", /* 0 */
- "DEVICE", /* 1 */
- "CONFIG", /* 2 */
- "STRING", /* 3 */
- "INTERFACE", /* 4 */
- "ENDPOINT", /* 5 */
- "DEVICE QUALIFIER", /* 6 */
- "OTHER SPEED", /* 7 */
- "INTERFACE POWER", /* 8 */
-};
-
-char *usbd_device_status[] = {
+__maybe_unused static char *usbd_device_status[] = {
"USBD_OPENING",
"USBD_OK",
"USBD_SUSPENDED",
"USBD_CLOSING",
};
+#define USBD_DEVICE_STATUS(x) (((unsigned int)x <= USBD_CLOSING) ? usbd_device_status[x] : "UNKNOWN")
+
/* Descriptor support functions ************************************************************** */
diff --git a/drivers/usb/gadget/ep0.c b/drivers/usb/gadget/ep0.c
index 6fabee2..457679f 100644
--- a/drivers/usb/gadget/ep0.c
+++ b/drivers/usb/gadget/ep0.c
@@ -46,6 +46,52 @@
#define dbg_ep0(lvl,fmt,args...)
#endif
+__maybe_unused static char *usbd_device_descriptors[] = {
+ "UNKNOWN", /* 0 */
+ "DEVICE", /* 1 */
+ "CONFIG", /* 2 */
+ "STRING", /* 3 */
+ "INTERFACE", /* 4 */
+ "ENDPOINT", /* 5 */
+ "DEVICE QUALIFIER", /* 6 */
+ "OTHER SPEED", /* 7 */
+ "INTERFACE POWER", /* 8 */
+};
+
+#define USBD_DEVICE_DESCRIPTORS(x) (((unsigned int)x <= USB_DESCRIPTOR_TYPE_INTERFACE_POWER) ? \
+ usbd_device_descriptors[x] : "UNKNOWN")
+
+__maybe_unused static char *usbd_device_states[] = {
+ "STATE_INIT",
+ "STATE_CREATED",
+ "STATE_ATTACHED",
+ "STATE_POWERED",
+ "STATE_DEFAULT",
+ "STATE_ADDRESSED",
+ "STATE_CONFIGURED",
+ "STATE_UNKNOWN",
+};
+
+#define USBD_DEVICE_STATE(x) (((unsigned int)x <= STATE_UNKNOWN) ? usbd_device_states[x] : "UNKNOWN")
+
+__maybe_unused static char *usbd_device_requests[] = {
+ "GET STATUS", /* 0 */
+ "CLEAR FEATURE", /* 1 */
+ "RESERVED", /* 2 */
+ "SET FEATURE", /* 3 */
+ "RESERVED", /* 4 */
+ "SET ADDRESS", /* 5 */
+ "GET DESCRIPTOR", /* 6 */
+ "SET DESCRIPTOR", /* 7 */
+ "GET CONFIGURATION", /* 8 */
+ "SET CONFIGURATION", /* 9 */
+ "GET INTERFACE", /* 10 */
+ "SET INTERFACE", /* 11 */
+ "SYNC FRAME", /* 12 */
+};
+
+#define USBD_DEVICE_REQUESTS(x) (((unsigned int)x <= USB_REQ_SYNCH_FRAME) ? usbd_device_requests[x] : "UNKNOWN")
+
/* EP0 Configuration Set ********************************************************************* */