Make sure we do not try to send another report before the old one has finished sending

This commit is contained in:
Kristian Sloth Lauszus
2018-06-23 17:33:20 +02:00
parent 14eb9c6ec0
commit 724378cf6c
5 changed files with 60 additions and 25 deletions

View File

@@ -5,6 +5,7 @@ static usb_basic_keyboard_report_t usbBasicKeyboardReports[2];
uint32_t UsbBasicKeyboardActionCounter;
usb_basic_keyboard_report_t* ActiveUsbBasicKeyboardReport = usbBasicKeyboardReports;
static uint8_t usbBasicKeyboardInBuffer[USB_BASIC_KEYBOARD_REPORT_LENGTH];
static volatile bool sendUsbBasicKeyboardReportCompleted = true;
usb_basic_keyboard_report_t* GetInactiveUsbBasicKeyboardReport(void)
{
@@ -23,12 +24,17 @@ void ResetActiveUsbBasicKeyboardReport(void)
usb_status_t UsbBasicKeyboardAction(void)
{
if (!sendUsbBasicKeyboardReportCompleted)
return kStatus_USB_Busy; // The previous report has not been sent yet
UsbBasicKeyboardActionCounter++;
SwitchActiveUsbBasicKeyboardReport(); // Switch the active report
usb_status_t usb_status = USB_DeviceHidSend(
UsbCompositeDevice.basicKeyboardHandle, USB_BASIC_KEYBOARD_ENDPOINT_INDEX,
(uint8_t*)ActiveUsbBasicKeyboardReport, USB_BASIC_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success)
SwitchActiveUsbBasicKeyboardReport(); // Switch the active report if the data was sent successfully
(uint8_t*)GetInactiveUsbBasicKeyboardReport(), USB_BASIC_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success) {
sendUsbBasicKeyboardReportCompleted = false;
}
return usb_status;
}
@@ -37,7 +43,12 @@ usb_status_t UsbBasicKeyboardCallback(class_handle_t handle, uint32_t event, voi
usb_status_t error = kStatus_USB_Error;
switch (event) {
// This report is received when the report has been sent
case kUSB_DeviceHidEventSendResponse:
sendUsbBasicKeyboardReportCompleted = true;
error = kStatus_USB_Success;
break;
case kUSB_DeviceHidEventRecvResponse:
case kUSB_DeviceHidEventGetReport:
error = kStatus_USB_InvalidRequest;
break;
@@ -57,7 +68,7 @@ usb_status_t UsbBasicKeyboardCallback(class_handle_t handle, uint32_t event, voi
report->reportBuffer = usbBasicKeyboardInBuffer;
error = kStatus_USB_Success;
} else {
error = kStatus_USB_InvalidRequest;
error = kStatus_USB_AllocFail;
}
break;
}

View File

@@ -3,6 +3,7 @@
uint32_t UsbMediaKeyboardActionCounter;
static usb_media_keyboard_report_t usbMediaKeyboardReports[2];
usb_media_keyboard_report_t* ActiveUsbMediaKeyboardReport = usbMediaKeyboardReports;
static volatile bool sendUsbMediaKeyboardReportCompleted = true;
usb_media_keyboard_report_t* GetInactiveUsbMediaKeyboardReport(void)
{
@@ -21,12 +22,17 @@ void ResetActiveUsbMediaKeyboardReport(void)
usb_status_t UsbMediaKeyboardAction()
{
if (!sendUsbMediaKeyboardReportCompleted)
return kStatus_USB_Busy; // The previous report has not been sent yet
UsbMediaKeyboardActionCounter++;
SwitchActiveUsbMediaKeyboardReport(); // Switch the active report
usb_status_t usb_status = USB_DeviceHidSend(
UsbCompositeDevice.mediaKeyboardHandle, USB_MEDIA_KEYBOARD_ENDPOINT_INDEX,
(uint8_t*)ActiveUsbMediaKeyboardReport, USB_MEDIA_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success)
SwitchActiveUsbMediaKeyboardReport(); // Switch the active report if the data was sent successfully
(uint8_t*)GetInactiveUsbMediaKeyboardReport(), USB_MEDIA_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success) {
sendUsbMediaKeyboardReportCompleted = false;
}
return usb_status;
}
@@ -35,7 +41,12 @@ usb_status_t UsbMediaKeyboardCallback(class_handle_t handle, uint32_t event, voi
usb_status_t error = kStatus_USB_Error;
switch (event) {
// This report is received when the report has been sent
case kUSB_DeviceHidEventSendResponse:
sendUsbMediaKeyboardReportCompleted = true;
error = kStatus_USB_Success;
break;
case kUSB_DeviceHidEventRecvResponse:
case kUSB_DeviceHidEventGetReport:
case kUSB_DeviceHidEventSetReport:
case kUSB_DeviceHidEventRequestReportBuffer:

View File

@@ -3,6 +3,7 @@
uint32_t UsbMouseActionCounter;
static usb_mouse_report_t usbMouseReports[2];
usb_mouse_report_t* ActiveUsbMouseReport = usbMouseReports;
volatile bool sendUsbMouseReportCompleted = true;
usb_mouse_report_t* GetInactiveUsbMouseReport(void)
{
@@ -21,32 +22,31 @@ void ResetActiveUsbMouseReport(void)
usb_status_t usbMouseAction(void)
{
if (!sendUsbMouseReportCompleted)
return kStatus_USB_Busy; // The previous report has not been sent yet
UsbMouseActionCounter++;
SwitchActiveUsbMouseReport(); // Switch the active report
usb_status_t usb_status = USB_DeviceHidSend(
UsbCompositeDevice.mouseHandle, USB_MOUSE_ENDPOINT_INDEX,
(uint8_t*)ActiveUsbMouseReport, USB_MOUSE_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success)
SwitchActiveUsbMouseReport(); // Switch the active report if the data was sent successfully
(uint8_t*)GetInactiveUsbMouseReport(), USB_MOUSE_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success) {
sendUsbMouseReportCompleted = false;
}
return usb_status;
}
usb_status_t UsbMouseCallback(class_handle_t handle, uint32_t event, void *param)
{
static bool usbMouseActionActive = false;
usb_status_t error = kStatus_USB_Error;
switch (event) {
// This report is received when the report has been sent
case kUSB_DeviceHidEventSendResponse:
if (UsbCompositeDevice.attach) {
// Send out the last report continuously if the report was not zeros
usb_mouse_report_t *report = GetInactiveUsbMouseReport();
uint8_t zeroBuf[sizeof(usb_mouse_report_t)] = { 0 };
bool reportChanged = memcmp(report, zeroBuf, sizeof(usb_mouse_report_t)) != 0;
if (usbMouseActionActive || reportChanged) {
usbMouseActionActive = reportChanged; // Used to send out all zeros once after a report has been sent
return usbMouseAction();
}
}
sendUsbMouseReportCompleted = true;
error = kStatus_USB_Success;
break;
case kUSB_DeviceHidEventRecvResponse:
case kUSB_DeviceHidEventGetReport:
case kUSB_DeviceHidEventSetReport:
case kUSB_DeviceHidEventRequestReportBuffer:

View File

@@ -3,6 +3,7 @@
uint32_t UsbSystemKeyboardActionCounter;
static usb_system_keyboard_report_t usbSystemKeyboardReports[2];
usb_system_keyboard_report_t* ActiveUsbSystemKeyboardReport = usbSystemKeyboardReports;
static volatile bool sendUsbSystemKeyboardReportCompleted = true;
usb_system_keyboard_report_t* GetInactiveUsbSystemKeyboardReport()
{
@@ -21,12 +22,17 @@ void ResetActiveUsbSystemKeyboardReport(void)
usb_status_t UsbSystemKeyboardAction(void)
{
if (!sendUsbSystemKeyboardReportCompleted)
return kStatus_USB_Busy; // The previous report has not been sent yet
UsbSystemKeyboardActionCounter++;
SwitchActiveUsbSystemKeyboardReport(); // Switch the active report
usb_status_t usb_status = USB_DeviceHidSend(
UsbCompositeDevice.systemKeyboardHandle, USB_SYSTEM_KEYBOARD_ENDPOINT_INDEX,
(uint8_t*)ActiveUsbSystemKeyboardReport, USB_SYSTEM_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success)
SwitchActiveUsbSystemKeyboardReport(); // Switch the active report if the data was sent successfully
(uint8_t*)GetInactiveUsbSystemKeyboardReport(), USB_SYSTEM_KEYBOARD_REPORT_LENGTH);
if (usb_status == kStatus_USB_Success) {
sendUsbSystemKeyboardReportCompleted = false;
}
return usb_status;
}
@@ -35,7 +41,12 @@ usb_status_t UsbSystemKeyboardCallback(class_handle_t handle, uint32_t event, vo
usb_status_t error = kStatus_USB_Error;
switch (event) {
// This report is received when the report has been sent
case kUSB_DeviceHidEventSendResponse:
sendUsbSystemKeyboardReportCompleted = true;
error = kStatus_USB_Success;
break;
case kUSB_DeviceHidEventRecvResponse:
case kUSB_DeviceHidEventGetReport:
case kUSB_DeviceHidEventSetReport:
case kUSB_DeviceHidEventRequestReportBuffer:

View File

@@ -426,8 +426,10 @@ void UpdateUsbReports(void)
UsbSystemKeyboardAction();
}
// Send out the report continuously if the report was not zeros
bool HasUsbMouseReportChanged = false;
if (memcmp(ActiveUsbMouseReport, GetInactiveUsbMouseReport(), sizeof(usb_mouse_report_t)) != 0) {
uint8_t zeroBuf[sizeof(usb_mouse_report_t)] = { 0 };
if (memcmp(ActiveUsbMouseReport, zeroBuf, sizeof(usb_mouse_report_t)) != 0) {
HasUsbMouseReportChanged = true;
usbMouseAction();
}