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Merge pull request #2283 from shuffle2/hid-device-set-report

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hid_device: use separate buffer for SET_REPORT instead of epout
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HiFiPhile 2024-04-26 14:39:15 +02:00 committed by GitHub
commit 085bd3c9d5
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1 changed files with 8 additions and 7 deletions
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15
src/class/hid/hid_device.c
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@ -46,12 +46,13 @@ typedef struct
uint8_t ep_out; // optional Out endpoint
uint8_t itf_protocol; // Boot mouse or keyboard
uint8_t protocol_mode; // Boot (0) or Report protocol (1)
uint8_t idle_rate; // up to application to handle idle rate
uint16_t report_desc_len;
CFG_TUSB_MEM_ALIGN uint8_t protocol_mode; // Boot (0) or Report protocol (1)
CFG_TUSB_MEM_ALIGN uint8_t idle_rate; // up to application to handle idle rate
CFG_TUSB_MEM_ALIGN uint8_t epin_buf[CFG_TUD_HID_EP_BUFSIZE];
CFG_TUSB_MEM_ALIGN uint8_t epout_buf[CFG_TUD_HID_EP_BUFSIZE];
CFG_TUSB_MEM_ALIGN uint8_t ctrl_buf[CFG_TUD_HID_EP_BUFSIZE];
// TODO save hid descriptor since host can specifically request this after enumeration
// Note: HID descriptor may be not available from application after enumeration
@ -295,7 +296,7 @@ bool hidd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t
uint8_t const report_type = tu_u16_high(request->wValue);
uint8_t const report_id = tu_u16_low(request->wValue);
uint8_t* report_buf = p_hid->epin_buf;
uint8_t* report_buf = p_hid->ctrl_buf;
uint16_t req_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE);
uint16_t xferlen = 0;
@ -312,22 +313,22 @@ bool hidd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t
xferlen += tud_hid_get_report_cb(hid_itf, report_id, (hid_report_type_t) report_type, report_buf, req_len);
TU_ASSERT( xferlen > 0 );
tud_control_xfer(rhport, request, p_hid->epin_buf, xferlen);
tud_control_xfer(rhport, request, p_hid->ctrl_buf, xferlen);
}
break;
case HID_REQ_CONTROL_SET_REPORT:
if ( stage == CONTROL_STAGE_SETUP )
{
TU_VERIFY(request->wLength <= sizeof(p_hid->epout_buf));
tud_control_xfer(rhport, request, p_hid->epout_buf, request->wLength);
TU_VERIFY(request->wLength <= sizeof(p_hid->ctrl_buf));
tud_control_xfer(rhport, request, p_hid->ctrl_buf, request->wLength);
}
else if ( stage == CONTROL_STAGE_ACK )
{
uint8_t const report_type = tu_u16_high(request->wValue);
uint8_t const report_id = tu_u16_low(request->wValue);
uint8_t const* report_buf = p_hid->epout_buf;
uint8_t const* report_buf = p_hid->ctrl_buf;
uint16_t report_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE);
// If host request a specific Report ID, extract report ID in buffer before invoking callback