usbtty: adapt buffers for large packet support

Increase buffer sizes at driver and tty level to accommodate kermit large packet support. Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>

usbtty: adapt buffers for large packet support
Increase buffer sizes at driver and tty level to accommodate kermit large packet support. Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Shiraz Hashim · Marek Vasut
1 parent 39fd6342a4
Showing 2 changed files with 4 additions and 2 deletions Side-by-side Diff
drivers/serial/usbtty.c
include/usbdevice.h
@@ -63,7 +63,7 @@
 /*
  * Buffers to hold input and output data
  */
-#define USBTTY_BUFFER_SIZE 256
+#define USBTTY_BUFFER_SIZE 2048
 static circbuf_t usbtty_input;
 static circbuf_t usbtty_output;
  
@@ -475,7 +475,9 @@
  * function driver to inform it that data has arrived.
  */
  
-#define URB_BUF_SIZE 128 /* in linux we'd malloc this, but in u-boot we prefer static data */
+/* in linux we'd malloc this, but in u-boot we prefer static data */
+#define URB_BUF_SIZE 512
+
 struct urb {
  
 	struct usb_endpoint_instance *endpoint;
...	...	@@ -63,7 +63,7 @@
63	63	/*
64	64	* Buffers to hold input and output data
65	65	*/
66		-#define USBTTY_BUFFER_SIZE 256
	66	+#define USBTTY_BUFFER_SIZE 2048
67	67	static circbuf_t usbtty_input;
68	68	static circbuf_t usbtty_output;
69	69
...	...	@@ -475,7 +475,9 @@
475	475	* function driver to inform it that data has arrived.
476	476	*/
477	477
478		-#define URB_BUF_SIZE 128 /* in linux we'd malloc this, but in u-boot we prefer static data */
	478	+/* in linux we'd malloc this, but in u-boot we prefer static data */
	479	+#define URB_BUF_SIZE 512
	480	+
479	481	struct urb {
480	482
481	483	struct usb_endpoint_instance *endpoint;