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esp32-s2_dfu
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Merge pull request #1182 from kasjer/kasjer/update-bth-iad 

Update bth for IAD support
This commit is contained in:
Ha Thach 2021-11-05 20:48:18 +07:00 committed by GitHub
parent c04006bc13 d20a5b3a09
commit a9ce2dbcb4
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 62 additions and 56 deletions
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18
src/class/bth/bth_device.c
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@ -112,9 +112,8 @@ uint16_t btd_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_
TUD_BT_APP_SUBCLASS == itf_desc->bInterfaceSubClass &&
TUD_BT_PROTOCOL_PRIMARY_CONTROLLER == itf_desc->bInterfaceProtocol, 0);
// Distinguish interface by number of endpoints, as both interface have same class, subclass and protocol
if (itf_desc->bNumEndpoints == 3 && max_len >= hci_itf_size)
{
TU_ASSERT(itf_desc->bNumEndpoints == 3 && max_len >= hci_itf_size);
_btd_itf.itf_num = itf_desc->bInterfaceNumber;
desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc);
@ -127,13 +126,19 @@ uint16_t btd_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_
TU_ASSERT(usbd_open_edpt_pair(rhport, tu_desc_next(desc_ep), 2, TUSB_XFER_BULK, &_btd_itf.ep_acl_out,
&_btd_itf.ep_acl_in), 0);
itf_desc = (tusb_desc_interface_t const *)tu_desc_next(tu_desc_next(tu_desc_next(desc_ep)));
// Prepare for incoming data from host
TU_ASSERT(usbd_edpt_xfer(rhport, _btd_itf.ep_acl_out, _btd_itf.epout_buf, CFG_TUD_BTH_DATA_EPSIZE), 0);
drv_len = hci_itf_size;
}
else if (itf_desc->bNumEndpoints == 2 && max_len >= iso_alt_itf_size)
{
// Ensure this is still BT Primary Controller
TU_ASSERT(TUSB_CLASS_WIRELESS_CONTROLLER == itf_desc->bInterfaceClass &&
TUD_BT_APP_SUBCLASS == itf_desc->bInterfaceSubClass &&
TUD_BT_PROTOCOL_PRIMARY_CONTROLLER == itf_desc->bInterfaceProtocol, 0);
TU_ASSERT(itf_desc->bNumEndpoints == 2 && max_len >= iso_alt_itf_size + drv_len);
uint8_t dir;
desc_ep = (tusb_desc_endpoint_t const *)tu_desc_next(itf_desc);
@ -180,7 +185,6 @@ uint16_t btd_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_
_btd_itf.ep_voice_size[dir][itf_desc->bAlternateSetting] = (uint8_t) tu_edpt_packet_size(desc_ep);
drv_len += iso_alt_itf_size;
}
}
return drv_len;
}

6
src/device/usbd.h
View File

@ -763,8 +763,8 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
#define CFG_TUD_BTH_ISO_ALT_COUNT 0
#endif
// Length of template descriptor: 30 bytes + number of ISO alternatives * 23
#define TUD_BTH_DESC_LEN (9 + 7 + 7 + 7 + (CFG_TUD_BTH_ISO_ALT_COUNT) * (9 + 7 + 7))
// Length of template descriptor: 38 bytes + number of ISO alternatives * 23
#define TUD_BTH_DESC_LEN (8 + 9 + 7 + 7 + 7 + (CFG_TUD_BTH_ISO_ALT_COUNT) * (9 + 7 + 7))
/* Primary Interface */
#define TUD_BTH_PRI_ITF(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size) \
@ -806,6 +806,8 @@ TU_ATTR_WEAK bool tud_vendor_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb
// Interface number, string index, attributes, event endpoint, event endpoint size, interval, data in, data out, data endpoint size, iso endpoint sizes
// TODO BTH should also use IAD like CDC for composite device
#define TUD_BTH_DESCRIPTOR(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size,...) \
/* Interface Associate */\
8, TUSB_DESC_INTERFACE_ASSOCIATION, _itfnum, 2, TUD_BT_APP_CLASS, TUD_BT_APP_SUBCLASS, TUD_BT_PROTOCOL_PRIMARY_CONTROLLER, 0,\
TUD_BTH_PRI_ITF(_itfnum, _stridx, _ep_evt, _ep_evt_size, _ep_evt_interval, _ep_in, _ep_out, _ep_size) \
TUD_BTH_ISO_ITFS(_itfnum + 1, _ep_in + 1, _ep_out + 1, __VA_ARGS__)