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Updated host hid_controller example to demo tuh_hid_send_report

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James Smith 2023-02-09 19:42:36 -07:00 committed by hathach
parent f6774d5611
commit 296ce528fc
3 changed files with 80 additions and 11 deletions
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81
examples/host/hid_controller/src/hid_app.c
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@ -91,9 +91,8 @@ typedef struct TU_ATTR_PACKED
uint8_t counter : 6; // +1 each report
};
// comment out since not used by this example
// uint8_t l2_trigger; // 0 released, 0xff fully pressed
// uint8_t r2_trigger; // as above
uint8_t l2_trigger; // 0 released, 0xff fully pressed
uint8_t r2_trigger; // as above
// uint16_t timestamp;
// uint8_t battery;
@ -105,6 +104,45 @@ typedef struct TU_ATTR_PACKED
} sony_ds4_report_t;
typedef struct TU_ATTR_PACKED {
// First 16 bits set what data is pertinent in this structure (1 = set; 0 = not set)
uint8_t set_rumble : 1;
uint8_t set_led : 1;
uint8_t set_led_blink : 1;
uint8_t set_ext_write : 1;
uint8_t set_left_volume : 1;
uint8_t set_right_volume : 1;
uint8_t set_mic_volume : 1;
uint8_t set_speaker_volume : 1;
uint8_t set_flags2;
uint8_t reserved;
uint8_t motor_right;
uint8_t motor_left;
uint8_t lightbar_red;
uint8_t lightbar_green;
uint8_t lightbar_blue;
uint8_t lightbar_blink_on;
uint8_t lightbar_blink_off;
uint8_t ext_data[8];
uint8_t volume_left;
uint8_t volume_right;
uint8_t volume_mic;
uint8_t volume_speaker;
uint8_t other[9];
} sony_ds4_output_report_t;
static bool ds4_mounted = false;
static uint8_t ds4_dev_addr = 0;
static uint8_t ds4_instance = 0;
static uint8_t motor_left = 0;
static uint8_t motor_right = 0;
// check if device is Sony DualShock 4
static inline bool is_sony_ds4(uint8_t dev_addr)
{
@ -124,7 +162,22 @@ static inline bool is_sony_ds4(uint8_t dev_addr)
void hid_app_task(void)
{
// nothing to do
if (ds4_mounted)
{
const uint32_t interval_ms = 200;
static uint32_t start_ms = 0;
if ( board_millis() - start_ms >= interval_ms)
{
start_ms += interval_ms;
sony_ds4_output_report_t output_report = {0};
output_report.set_rumble = 1;
output_report.motor_left = motor_left;
output_report.motor_right = motor_right;
tuh_hid_send_report(ds4_dev_addr, ds4_instance, 5, &output_report, sizeof(output_report));
}
}
}
//--------------------------------------------------------------------+
@ -149,6 +202,14 @@ void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* desc_re
// Sony DualShock 4 [CUH-ZCT2x]
if ( is_sony_ds4(dev_addr) )
{
if (!ds4_mounted)
{
ds4_dev_addr = dev_addr;
ds4_instance = instance;
motor_left = 0;
motor_right = 0;
ds4_mounted = true;
}
// request to receive report
// tuh_hid_report_received_cb() will be invoked when report is available
if ( !tuh_hid_receive_report(dev_addr, instance) )
@ -162,6 +223,10 @@ void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t instance, uint8_t const* desc_re
void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t instance)
{
printf("HID device address = %d, instance = %d is unmounted\r\n", dev_addr, instance);
if (ds4_mounted && ds4_dev_addr == dev_addr && ds4_instance == instance)
{
ds4_mounted = false;
}
}
// check if different than 2
@ -179,8 +244,8 @@ bool diff_report(sony_ds4_report_t const* rpt1, sony_ds4_report_t const* rpt2)
result = diff_than_2(rpt1->x, rpt2->x) || diff_than_2(rpt1->y , rpt2->y ) ||
diff_than_2(rpt1->z, rpt2->z) || diff_than_2(rpt1->rz, rpt2->rz);
// check the reset with mem compare
result |= memcmp(&rpt1->rz + 1, &rpt2->rz + 1, sizeof(sony_ds4_report_t)-4);
// check the rest with mem compare
result |= memcmp(&rpt1->rz + 1, &rpt2->rz + 1, sizeof(sony_ds4_report_t)-6);
return result;
}
@ -234,6 +299,10 @@ void process_sony_ds4(uint8_t const* report, uint16_t len)
printf("\r\n");
}
// The left and right triggers control the intensity of the left and right rumble motors
motor_left = ds4_report.l2_trigger;
motor_right = ds4_report.r2_trigger;
prev_report = ds4_report;
}
}

2
src/class/hid/hid_host.c
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@ -274,7 +274,7 @@ bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t instance)
// return !usbh_edpt_busy(dev_addr, hid_itf->ep_in);
//}
bool tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t const* report, uint16_t len)
bool tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, const void* report, uint16_t len)
{
TU_LOG2("HID Send Report %d\r\n", report_id);

2
src/class/hid/hid_host.h
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@ -106,7 +106,7 @@ bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t instance);
// Send report using interrupt endpoint
// If report_id > 0 (composite), it will be sent as 1st byte, then report contents. Otherwise only report content is sent.
bool tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, uint8_t const* report, uint16_t len);
bool tuh_hid_send_report(uint8_t dev_addr, uint8_t instance, uint8_t report_id, const void* report, uint16_t len);
//--------------------------------------------------------------------+
// Callbacks (Weak is optional)