Update on 23 Oct 2023. Expand to see details.v6.3.0_rel

52c60057 Update headers and readme for 6.3.0 release.
5360ad52 Host H264 frame support.
4b097e80 Add javascript to codeql detection
70278ae3 Fixed use after free issues.
5560620e Improved standalone enum transfer flow. Turn off ASIX in standalone build. Im...
39a01206 Improved host HID clients (mouse/keyboard/remote control) deactivation sequence.
be2c7fd5 Improved standalone host CDC ACM control and data instance link management (MSRC 81489,81570)
c2368eb2 Improved AC AS management and error handing.
b9c23b38 PIMA Host/device optional interrupt endpoint support and host unused semaphore removal.
34ca3af9 Removed interface link in class linked to device.
5d3c9dd0 Improved endpoints get error handling (host CDC-ECM/ACM, storage). Moved stor...
71b08ad1 Improved host audio descriptors validation
4717e3f1 Enable weekly pipeline build to avoid CodeQL expiration
ca408b54 Checked XML tag nesting depth in Pictbridge object parsing
c300a00c Limited pictbridge array element to hexa output array size.
0e644aaa Reject fake CDC-ECM data interface not located next to its control interface.
911007a9 Improved host HID usage handling.
d0576877 Enable dummy check of python for CodeQL
2761e105 Fixed some split transfer issue.
db0dbeda Added packet length validation for received nx packet.
f5007249 Fix PIMA issues on data set extraction
3ec66399 Fixing device RNDIS bugs with zero copy
1ec77d6b Fix device HID issue when adding class memory man and zero copy.
d52e55c0 Add zero copy support in device printer
a5cb883f Added zero copy support in device CDC_ECM and RNDIS
1f967ae2 Enable codeql in onebranch pipeline
de265dbc Enable zero copy for device audio and video
53aee275 Refined memory management to reduce overhead.

1 files changed, 20 insertions, 3 deletions

diff --git a/common/usbx_device_classes/inc/ux_device_class_printer.h b/common/usbx_device_classes/inc/ux_device_class_printer.h
index 9dcb458..c87cb38 100644
--- a/common/usbx_device_classes/inc/ux_device_class_printer.h
+++ b/common/usbx_device_classes/inc/ux_device_class_printer.h
@@ -24,7 +24,7 @@
 /*  COMPONENT DEFINITION                                   RELEASE        */
 /*                                                                        */
 /*    ux_device_class_printer.h                           PORTABLE C      */
-/*                                                           6.x          */
+/*                                                           6.3.0        */
 /*  AUTHOR                                                                */
 /*                                                                        */
 /*    Chaoqiong Xiao, Microsoft Corporation                               */
@@ -50,11 +50,11 @@
 /*  03-08-2023     Yajun xia                Modified comment(s),          */
 /*                                            added error checks support, */
 /*                                            resulting in version 6.2.1  */
-/*  xx-xx-xxxx     Yajun Xia, CQ Xiao       Modified comment(s),          */
+/*  10-31-2023     Yajun Xia, CQ Xiao       Modified comment(s),          */
 /*                                            added a new mode to manage  */
 /*                                            endpoint buffer in classes, */
 /*                                            fixed error checking issue, */
-/*                                            resulting in version 6.x    */
+/*                                            resulting in version 6.3.0  */
 /*                                                                        */
 /**************************************************************************/
 
@@ -77,6 +77,16 @@ extern   "C" {
 #define UX_DEVICE_CLASS_PRINTER_ENABLE_ERROR_CHECKING
 #endif
 
+
+/* Option: defined, it enables zero copy support (works if PRINTER owns endpoint buffer).
+    Defined, it enables zero copy for bulk in/out endpoints (write/read). In this case, the endpoint
+    buffer is not allocated in class, application must provide the buffer for read/write, and the
+    buffer must meet device controller driver (DCD) buffer requirements (e.g., aligned and cache
+    safe if buffer is for DMA).
+ */
+/* #define UX_DEVICE_CLASS_PRINTER_ZERO_COPY  */
+
+
 /* Defined, _write is pending ZLP automatically (complete transfer) after buffer is sent.  */
 
 /* #define UX_DEVICE_CLASS_PRINTER_WRITE_AUTO_ZLP  */
@@ -93,6 +103,13 @@ extern   "C" {
 #endif
 
 
+/* Internal: check if class own endpoint buffer  */
+#if (UX_DEVICE_ENDPOINT_BUFFER_OWNER == 1) &&                                   \
+    (!defined(UX_DEVICE_CLASS_PRINTER_ZERO_COPY))
+#define UX_DEVICE_CLASS_PRINTER_OWN_ENDPOINT_BUFFER
+#endif
+
+
 /* Define Printer Class USB Class constants.  */
 #define UX_DEVICE_CLASS_PRINTER_CLASS                                    7