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implement hid host set report with control transfer

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rename mount, umount callback
This commit is contained in:
hathach
2021-05-22 21:48:42 +07:00
parent 63c57ed1a4
commit df65c35b31
6 changed files with 63 additions and 17 deletions
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54
src/class/hid/hid_host.c
View File

@@ -73,6 +73,8 @@ typedef struct
static hidh_device_t _hidh_dev[CFG_TUSB_HOST_DEVICE_MAX-1];
//------------- Internal prototypes -------------//
// Get HID device & interface
TU_ATTR_ALWAYS_INLINE static inline hidh_device_t* get_dev(uint8_t dev_addr);
TU_ATTR_ALWAYS_INLINE static inline hidh_interface_t* get_instance(uint8_t dev_addr, uint8_t instance);
static uint8_t get_instance_id_by_itfnum(uint8_t dev_addr, uint8_t itf);
@@ -131,7 +133,7 @@ bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t instance, uint8_t protocol)
hidh_interface_t* hid_itf = get_instance(dev_addr, instance);
TU_VERIFY(hid_itf->itf_protocol != HID_ITF_PROTOCOL_NONE);
TU_LOG2("Set Protocol = %d\r\n", protocol);
TU_LOG2("HID Set Protocol = %d\r\n", protocol);
tusb_control_request_t const request =
{
@@ -151,6 +153,48 @@ bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t instance, uint8_t protocol)
return true;
}
static bool set_report_complete(uint8_t dev_addr, tusb_control_request_t const * request, xfer_result_t result)
{
TU_LOG2("HID Set Report complete\r\n");
if (tuh_hid_set_report_complete_cb)
{
uint8_t const itf_num = (uint8_t) request->wIndex;
uint8_t const instance = get_instance_id_by_itfnum(dev_addr, itf_num);
uint8_t const report_type = tu_u16_high(request->wValue);
uint8_t const report_id = tu_u16_low(request->wValue);
tuh_hid_set_report_complete_cb(dev_addr, instance, report_id, report_type, (result == XFER_RESULT_SUCCESS) ? request->wLength : 0);
}
return true;
}
bool tuh_hid_set_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, void* report, uint16_t len)
{
hidh_interface_t* hid_itf = get_instance(dev_addr, instance);
TU_LOG2("HID Set Report: id = %u, type = %u, len = %u\r\n", report_id, report_type, len);
tusb_control_request_t const request =
{
.bmRequestType_bit =
{
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_OUT
},
.bRequest = HID_REQ_CONTROL_SET_REPORT,
.wValue = tu_u16(report_type, report_id),
.wIndex = hid_itf->itf_num,
.wLength = len
};
TU_ASSERT( tuh_control_xfer(dev_addr, &request, NULL, set_report_complete) );
return true;
}
//bool tuh_n_hid_n_ready(uint8_t dev_addr, uint8_t instance)
//{
// TU_VERIFY(tuh_n_hid_n_mounted(dev_addr, instance));
@@ -185,7 +229,7 @@ bool hidh_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint3
hidh_get_report(dev_addr, hid_itf);
}else
{
if (tuh_hid_set_report_complete_cb) tuh_hid_set_report_complete_cb(dev_addr, instance, xferred_bytes);
// if (tuh_hid_set_report_complete_cb) tuh_hid_set_report_complete_cb(dev_addr, instance, xferred_bytes);
}
return true;
@@ -194,9 +238,9 @@ bool hidh_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint3
void hidh_close(uint8_t dev_addr)
{
hidh_device_t* hid_dev = get_dev(dev_addr);
if (tuh_hid_unmounted_cb)
if (tuh_hid_umount_cb)
{
for ( uint8_t inst = 0; inst < hid_dev->inst_count; inst++) tuh_hid_unmounted_cb(dev_addr, inst);
for ( uint8_t inst = 0; inst < hid_dev->inst_count; inst++) tuh_hid_umount_cb(dev_addr, inst);
}
tu_memclr(hid_dev, sizeof(hidh_device_t));
@@ -322,7 +366,7 @@ bool config_get_report_desc_complete(uint8_t dev_addr, tusb_control_request_t co
uint16_t const desc_len = request->wLength;
// enumeration is complete
tuh_hid_mounted_cb(dev_addr, instance, desc_report, desc_len);
tuh_hid_mount_cb(dev_addr, instance, desc_report, desc_len);
// queue transfer for IN endpoint
hidh_get_report(dev_addr, hid_itf);

16
src/class/hid/hid_host.h
View File

@@ -79,6 +79,10 @@ bool tuh_hid_get_protocol(uint8_t dev_addr, uint8_t instance);
// This function is only supported by Boot interface (tuh_n_hid_interface_protocol() != NONE)
bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t instance, uint8_t protocol);
// Set Report using control endpoint
// report_type is either Intput, Output or Feature, (value from hid_report_type_t)
bool tuh_hid_set_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, void* report, uint16_t len);
// Parse report descriptor into array of report_info struct and return number of reports.
// For complicated report, application should write its own parser.
uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr, uint8_t arr_count, uint8_t const* desc_report, uint16_t desc_len) TU_ATTR_UNUSED;
@@ -86,9 +90,6 @@ uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr,
// Check if the interface is ready to use
//bool tuh_n_hid_n_ready(uint8_t dev_addr, uint8_t instance);
// Set Report using control endpoint
//bool tuh_n_hid_n_set_report_control(uint8_t dev_addr, uint8_t instance, void* report, uint16_t len);
//--------------------------------------------------------------------+
// Callbacks (Weak is optional)
//--------------------------------------------------------------------+
@@ -96,16 +97,17 @@ uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr,
// Invoked when device with hid interface is mounted
// Report descriptor is also available for use. tuh_hid_parse_report_descriptor()
// can be used to parse common/simple enough descriptor.
void tuh_hid_mounted_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report_desc, uint16_t desc_len);
void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report_desc, uint16_t desc_len);
// Invoked when device with hid interface is un-mounted
TU_ATTR_WEAK void tuh_hid_unmounted_cb(uint8_t dev_addr, uint8_t instance);
TU_ATTR_WEAK void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t instance);
// Invoked when received Report from device via either regular or control endpoint
void tuh_hid_get_report_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* report, uint16_t len);
// Invoked when Sent Report to device via either regular or control endpoint
TU_ATTR_WEAK void tuh_hid_set_report_complete_cb(uint8_t dev_addr, uint8_t instance, uint8_t xferred_bytes);
// Invoked when Sent Report to device via either control endpoint
// len = 0 indicate there is error in the transfer e.g stalled response
TU_ATTR_WEAK void tuh_hid_set_report_complete_cb(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t report_type, uint16_t len);
// Invoked when Set Protocol request is complete
TU_ATTR_WEAK void tuh_hid_set_protocol_complete_cb(uint8_t dev_addr, uint8_t instance, uint8_t protocol);