From ba2136486c153edd372eadaa325dab27fe1297b2 Mon Sep 17 00:00:00 2001 From: hathach Date: Sun, 12 May 2019 14:09:35 +0700 Subject: add tud_hid_descriptor_report_cb() - remove tud_desc_set.hid_report - remove tud_desc_set_t --- src/class/hid/hid_device.c | 3 ++- src/class/hid/hid_device.h | 5 +++++ src/device/usbd.c | 9 ++++++--- src/device/usbd.h | 24 +++++++++++------------- src/device/usbd_control.c | 4 +++- 5 files changed, 27 insertions(+), 18 deletions(-) (limited to 'src') diff --git a/src/class/hid/hid_device.c b/src/class/hid/hid_device.c index e82932e1f..1c971a606 100644 --- a/src/class/hid/hid_device.c +++ b/src/class/hid/hid_device.c @@ -201,7 +201,8 @@ bool hidd_control_request(uint8_t rhport, tusb_control_request_t const * p_reque if (p_request->bRequest == TUSB_REQ_GET_DESCRIPTOR && desc_type == HID_DESC_TYPE_REPORT) { - usbd_control_xfer(rhport, p_request, (void*) tud_desc_set.hid_report, p_hid->reprot_desc_len); + uint8_t const * desc_report = tud_hid_descriptor_report_cb(); + usbd_control_xfer(rhport, p_request, (void*) desc_report, p_hid->reprot_desc_len); }else { return false; // stall unsupported request diff --git a/src/class/hid/hid_device.h b/src/class/hid/hid_device.h index 825be2181..9becab148 100644 --- a/src/class/hid/hid_device.h +++ b/src/class/hid/hid_device.h @@ -68,6 +68,11 @@ bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y // Callbacks (Weak is optional) //--------------------------------------------------------------------+ +// Invoked when received GET HID REPORT DESCRIPTOR +// Application return pointer to descriptor +// Descriptor contents must exist long enough for transfer to complete +uint8_t const * tud_hid_descriptor_report_cb(void); + // Invoked when received GET_REPORT control request // Application must fill buffer report's content and return its length. // Return zero will cause the stack to STALL request diff --git a/src/device/usbd.c b/src/device/usbd.c index 8812a70f4..64ed7668e 100644 --- a/src/device/usbd.c +++ b/src/device/usbd.c @@ -479,7 +479,7 @@ static bool process_control_request(uint8_t rhport, tusb_control_request_t const // This function parse configuration descriptor & open drivers accordingly static bool process_set_config(uint8_t rhport) { - tusb_desc_configuration_t const * desc_cfg = (tusb_desc_configuration_t const *) tud_desc_set.config; + tusb_desc_configuration_t const * desc_cfg = (tusb_desc_configuration_t const *) tud_descriptor_configuration_cb(); TU_ASSERT(desc_cfg != NULL && desc_cfg->bDescriptorType == TUSB_DESC_CONFIGURATION); // Parse configuration descriptor @@ -558,11 +558,14 @@ static bool process_get_descriptor(uint8_t rhport, tusb_control_request_t const switch(desc_type) { case TUSB_DESC_DEVICE: - return usbd_control_xfer(rhport, p_request, (void*) tud_desc_set.device, sizeof(tusb_desc_device_t)); + return usbd_control_xfer(rhport, p_request, (void*) tud_descriptor_device_cb(), sizeof(tusb_desc_device_t)); break; case TUSB_DESC_CONFIGURATION: - return usbd_control_xfer(rhport, p_request, (void*) tud_desc_set.config, ((tusb_desc_configuration_t const*) tud_desc_set.config)->wTotalLength); + { + tusb_desc_configuration_t const* desc_config = (tusb_desc_configuration_t const*) tud_descriptor_configuration_cb(); + return usbd_control_xfer(rhport, p_request, (void*) desc_config, desc_config->wTotalLength); + } break; case TUSB_DESC_STRING: diff --git a/src/device/usbd.h b/src/device/usbd.h index 0e7ed58f1..f8485166d 100644 --- a/src/device/usbd.h +++ b/src/device/usbd.h @@ -37,17 +37,6 @@ #include "common/tusb_common.h" #include "device/dcd.h" -/// \brief Descriptor pointer collector to all the needed. -typedef struct { - void const * device; ///< pointer to device descriptor \ref tusb_desc_device_t - void const * config; ///< pointer to the whole configuration descriptor, starting by \ref tusb_desc_configuration_t - uint8_t const* hid_report; - -}tud_desc_set_t; - -// Descriptor collection set, must be defined by application -extern tud_desc_set_t tud_desc_set; - //--------------------------------------------------------------------+ // Application API //--------------------------------------------------------------------+ @@ -74,9 +63,18 @@ bool tud_remote_wakeup(void); // Application Callbacks (WEAK is optional) //--------------------------------------------------------------------+ -// Invoked when received GET_STRING_DESC request +// Invoked when received GET DEVICE DESCRIPTOR +// Application return pointer to descriptor +uint8_t const * tud_descriptor_device_cb(void); + +// Invoked when received GET CONFIGURATION DESCRIPTOR +// Application return pointer to descriptor +// Descriptor contents must exist long enough for transfer to complete +uint8_t const * tud_descriptor_configuration_cb(void); + +// Invoked when received GET STRING DESC request // max_char is CFG_TUD_ENDOINT0_SIZE/2 -1, typically max_char = 31 if Endpoint0 size is 64 -// Return number of characters. Note usb string is in 16-bits unicode format +// Return number of characters. Note usb string is in UTF-16 format uint8_t tud_descriptor_string_cb(uint8_t index, uint16_t* desc, uint8_t max_char); // Invoked when device is mounted (configured) diff --git a/src/device/usbd_control.c b/src/device/usbd_control.c index 31f447c03..0b878fbcb 100644 --- a/src/device/usbd_control.c +++ b/src/device/usbd_control.c @@ -93,8 +93,10 @@ bool usbd_control_xfer(uint8_t rhport, tusb_control_request_t const * request, v _control_state.total_len = tu_min16(len, request->wLength); _control_state.total_transferred = 0; - if ( (buffer != NULL) && len ) + if ( len ) { + TU_ASSERT(buffer); + // Data stage TU_ASSERT( start_control_data_xact(rhport) ); }else -- cgit v1.3.1