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bdk: joycon: improve and streamline jc detect

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CTCaer 2022-05-09 05:39:45 +03:00
parent 9f30c51bd1
commit 833a115eb2
1 changed files with 51 additions and 66 deletions
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99
bdk/input/joycon.c
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@ -194,6 +194,7 @@ typedef struct _joycon_ctxt_t
u32 last_status_req_time; u32 last_status_req_time;
u8 rumble_sent; u8 rumble_sent;
u8 connected; u8 connected;
u8 detected;
} joycon_ctxt_t; } joycon_ctxt_t;
static joycon_ctxt_t jc_l = {0}; static joycon_ctxt_t jc_l = {0};
@ -270,11 +271,31 @@ static void _jc_power_supply(u8 uart, bool enable)
} }
} }
static void _jc_detect()
{
// Turn on Joy-Con detect. (UARTB/C TX).
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
usleep(20);
// Read H6/E6 which are shared with UART TX pins.
jc_r.detected = !gpio_read(GPIO_PORT_H, GPIO_PIN_6);
jc_l.detected = !gpio_read(GPIO_PORT_E, GPIO_PIN_6);
// Turn off Joy-Con detect. (UARTB/C TX).
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
usleep(20);
}
static void _jc_conn_check() static void _jc_conn_check()
{ {
_jc_detect();
// Check if a Joy-Con was disconnected. // Check if a Joy-Con was disconnected.
if (gpio_read(GPIO_PORT_E, GPIO_PIN_6)) if (!jc_l.detected)
{ {
if (jc_l.connected)
_jc_power_supply(UART_C, false); _jc_power_supply(UART_C, false);
hid_pkt_inc = 0; hid_pkt_inc = 0;
@ -289,8 +310,9 @@ static void _jc_conn_check()
jc_gamepad.bt_conn_l.type = 0; jc_gamepad.bt_conn_l.type = 0;
} }
if (gpio_read(GPIO_PORT_H, GPIO_PIN_6)) if (!jc_r.detected)
{ {
if (jc_r.connected)
_jc_power_supply(UART_B, false); _jc_power_supply(UART_B, false);
hid_pkt_inc = 0; hid_pkt_inc = 0;
@ -535,9 +557,7 @@ static void jc_uart_pkt_parse(joycon_ctxt_t *jc, const u8* packet, size_t size)
static void _jc_rcv_pkt(joycon_ctxt_t *jc) static void _jc_rcv_pkt(joycon_ctxt_t *jc)
{ {
if (gpio_read(GPIO_PORT_E, GPIO_PIN_6) && jc->uart == UART_C) if (!jc->detected)
return;
else if (gpio_read(GPIO_PORT_H, GPIO_PIN_6) && jc->uart == UART_B)
return; return;
// Check if device stopped sending data. // Check if device stopped sending data.
@ -561,9 +581,6 @@ static bool _jc_send_init_rumble(joycon_ctxt_t *jc)
// Send init rumble or request nx pad status report. // Send init rumble or request nx pad status report.
if ((jc_r.connected && !jc_r.rumble_sent) || (jc_l.connected && !jc_l.rumble_sent)) if ((jc_r.connected && !jc_r.rumble_sent) || (jc_l.connected && !jc_l.rumble_sent))
{ {
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
_jc_send_hid_cmd(jc->uart, JC_HID_SUBCMD_SND_RUMBLE, NULL, 0); _jc_send_hid_cmd(jc->uart, JC_HID_SUBCMD_SND_RUMBLE, NULL, 0);
if (jc_l.connected) if (jc_l.connected)
@ -571,11 +588,6 @@ static bool _jc_send_init_rumble(joycon_ctxt_t *jc)
if (jc_r.connected) if (jc_r.connected)
jc_r.rumble_sent = true; jc_r.rumble_sent = true;
if (jc->uart != UART_B)
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
else
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
return 1; return 1;
} }
@ -584,8 +596,14 @@ static bool _jc_send_init_rumble(joycon_ctxt_t *jc)
static void _jc_req_nx_pad_status(joycon_ctxt_t *jc) static void _jc_req_nx_pad_status(joycon_ctxt_t *jc)
{ {
if (!jc->detected)
return;
bool is_nxpad = !(jc->type & JC_ID_HORI); bool is_nxpad = !(jc->type & JC_ID_HORI);
if (jc->last_status_req_time > get_tmr_ms() || !jc->connected)
return;
if (is_nxpad) if (is_nxpad)
{ {
bool sent_rumble = _jc_send_init_rumble(jc); bool sent_rumble = _jc_send_init_rumble(jc);
@ -594,26 +612,11 @@ static void _jc_req_nx_pad_status(joycon_ctxt_t *jc)
return; return;
} }
if (jc->last_status_req_time > get_tmr_ms() || !jc->connected)
return;
// Turn off Joy-Con detect.
if (jc->uart == UART_B)
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
else
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
if (is_nxpad) if (is_nxpad)
_joycon_send_raw(jc->uart, nx_pad_status, sizeof(nx_pad_status)); _joycon_send_raw(jc->uart, nx_pad_status, sizeof(nx_pad_status));
else else
_joycon_send_raw(jc->uart, hori_pad_status, sizeof(hori_pad_status)); _joycon_send_raw(jc->uart, hori_pad_status, sizeof(hori_pad_status));
// Turn Joy-Con detect on.
if (jc->uart == UART_B)
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
else
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
jc->last_status_req_time = get_tmr_ms() + 15; jc->last_status_req_time = get_tmr_ms() + 15;
} }
@ -653,6 +656,8 @@ jc_gamepad_rpt_t *jc_get_bt_pairing_info(bool *is_l_hos, bool *is_r_hos)
memset(bt_conn->host_mac, 0, 6); memset(bt_conn->host_mac, 0, 6);
memset(bt_conn->ltk, 0, 16); memset(bt_conn->ltk, 0, 16);
_jc_conn_check();
while (jc_l.last_status_req_time > get_tmr_ms()) while (jc_l.last_status_req_time > get_tmr_ms())
{ {
_jc_rcv_pkt(&jc_r); _jc_rcv_pkt(&jc_r);
@ -667,10 +672,6 @@ jc_gamepad_rpt_t *jc_get_bt_pairing_info(bool *is_l_hos, bool *is_r_hos)
subcmd_data_r.addr = 0x2000; subcmd_data_r.addr = 0x2000;
subcmd_data_r.size = 0x1A; subcmd_data_r.size = 0x1A;
// Turn off Joy-Con detect.
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
bool jc_r_found = jc_r.connected ? false : true; bool jc_r_found = jc_r.connected ? false : true;
bool jc_l_found = jc_l.connected ? false : true; bool jc_l_found = jc_l.connected ? false : true;
@ -773,22 +774,23 @@ retry:
static void _jc_init_conn(joycon_ctxt_t *jc) static void _jc_init_conn(joycon_ctxt_t *jc)
{ {
if (!jc->detected)
return;
if (((u32)get_tmr_ms() - jc->last_received_time) > 1000) if (((u32)get_tmr_ms() - jc->last_received_time) > 1000)
{ {
_jc_power_supply(jc->uart, true); _jc_power_supply(jc->uart, true);
// Turn off Joy-Con detect. // Mask out buttons and set connected to false.
if (jc->uart == UART_B) if (jc->uart == UART_B)
{ {
jc_gamepad.buttons &= ~JC_BTN_MASK_R; jc_gamepad.buttons &= ~JC_BTN_MASK_R;
jc_gamepad.conn_r = false; jc_gamepad.conn_r = false;
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
} }
else else
{ {
jc_gamepad.buttons &= ~JC_BTN_MASK_L; jc_gamepad.buttons &= ~JC_BTN_MASK_L;
jc_gamepad.conn_l = false; jc_gamepad.conn_l = false;
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
} }
// Initialize uart to 1 megabaud and manual RTS. // Initialize uart to 1 megabaud and manual RTS.
@ -813,12 +815,6 @@ static void _jc_init_conn(joycon_ctxt_t *jc)
_jc_rcv_pkt(jc); _jc_rcv_pkt(jc);
} }
// Turn Joy-Con detect on.
if (jc->uart == UART_B)
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
else
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
jc->last_received_time = get_tmr_ms(); jc->last_received_time = get_tmr_ms();
if (jc->connected) if (jc->connected)
@ -860,24 +856,19 @@ void jc_init_hw()
// Restore OC. // Restore OC.
bpmp_clk_rate_set(prev_fid); bpmp_clk_rate_set(prev_fid);
// Turn Joy-Con detect on.
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
jc_init_done = true; jc_init_done = true;
#endif #endif
} }
void jc_deinit() void jc_deinit()
{ {
if (!jc_init_done)
return;
// Disable power. // Disable power.
_jc_power_supply(UART_B, false); _jc_power_supply(UART_B, false);
_jc_power_supply(UART_C, false); _jc_power_supply(UART_C, false);
// Turn off Joy-Con detect.
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
// Send sleep command. // Send sleep command.
u8 data = HCI_STATE_SLEEP; u8 data = HCI_STATE_SLEEP;
@ -902,22 +893,16 @@ jc_gamepad_rpt_t *joycon_poll()
if (!jc_init_done) if (!jc_init_done)
return NULL; return NULL;
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6)) _jc_conn_check();
_jc_init_conn(&jc_r); _jc_init_conn(&jc_r);
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
_jc_init_conn(&jc_l); _jc_init_conn(&jc_l);
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6))
_jc_req_nx_pad_status(&jc_r); _jc_req_nx_pad_status(&jc_r);
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
_jc_req_nx_pad_status(&jc_l); _jc_req_nx_pad_status(&jc_l);
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6))
_jc_rcv_pkt(&jc_r); _jc_rcv_pkt(&jc_r);
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
_jc_rcv_pkt(&jc_l); _jc_rcv_pkt(&jc_l);
_jc_conn_check();
return &jc_gamepad; return &jc_gamepad;
} }