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Improve PS/2 mouse performance (#17111)

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Andrew Dunai 2022-05-31 09:15:17 +03:00 • committed by GitHub
commit ecce9900c9
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4 changed files with 22 additions and 6 deletions
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1
drivers/ps2/ps2.h
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@ -89,6 +89,7 @@ uint8_t ps2_host_send(uint8_t data);
uint8_t ps2_host_recv_response(void);
uint8_t ps2_host_recv(void);
void ps2_host_set_led(uint8_t usb_led);
bool pbuf_has_data(void);
/*--------------------------------------------------------------------
* static functions

4
drivers/ps2/ps2_interrupt.c
View file

@ -66,8 +66,8 @@ uint8_t ps2_error = PS2_ERR_NONE;
static inline uint8_t pbuf_dequeue(void);
static inline void pbuf_enqueue(uint8_t data);
static inline bool pbuf_has_data(void);
static inline void pbuf_clear(void);
bool pbuf_has_data(void);
#if defined(PROTOCOL_CHIBIOS)
void ps2_interrupt_service_routine(void);
@ -309,7 +309,7 @@ static inline uint8_t pbuf_dequeue(void) {
return val;
}
static inline bool pbuf_has_data(void) {
bool pbuf_has_data(void) {
#if defined(__AVR__)
uint8_t sreg = SREG;
cli();

19
drivers/ps2/ps2_mouse.c
View file

@ -53,6 +53,7 @@ void ps2_mouse_init(void) {
ps2_mouse_set_remote_mode();
#else
ps2_mouse_enable_data_reporting();
ps2_mouse_set_stream_mode();
#endif
#ifdef PS2_MOUSE_ENABLE_SCROLLING
@ -75,19 +76,33 @@ void ps2_mouse_task(void) {
extern int tp_buttons;
/* receives packet from mouse */
#ifdef PS2_MOUSE_USE_REMOTE_MODE
uint8_t rcv;
rcv = ps2_host_send(PS2_MOUSE_READ_DATA);
if (rcv == PS2_ACK) {
mouse_report.buttons = ps2_host_recv_response() | tp_buttons;
mouse_report.x = ps2_host_recv_response() * PS2_MOUSE_X_MULTIPLIER;
mouse_report.y = ps2_host_recv_response() * PS2_MOUSE_Y_MULTIPLIER;
#ifdef PS2_MOUSE_ENABLE_SCROLLING
# ifdef PS2_MOUSE_ENABLE_SCROLLING
mouse_report.v = -(ps2_host_recv_response() & PS2_MOUSE_SCROLL_MASK) * PS2_MOUSE_V_MULTIPLIER;
#endif
# endif
} else {
if (debug_mouse) print("ps2_mouse: fail to get mouse packet\n");
return;
}
#else
if (pbuf_has_data()) {
mouse_report.buttons = ps2_host_recv_response() | tp_buttons;
mouse_report.x = ps2_host_recv_response() * PS2_MOUSE_X_MULTIPLIER;
mouse_report.y = ps2_host_recv_response() * PS2_MOUSE_Y_MULTIPLIER;
# ifdef PS2_MOUSE_ENABLE_SCROLLING
mouse_report.v = -(ps2_host_recv_response() & PS2_MOUSE_SCROLL_MASK) * PS2_MOUSE_V_MULTIPLIER;
# endif
} else {
if (debug_mouse) print("ps2_mouse: fail to get mouse packet\n");
return;
}
#endif
/* if mouse moves or buttons state changes */
if (mouse_report.x || mouse_report.y || mouse_report.v || ((mouse_report.buttons ^ buttons_prev) & PS2_MOUSE_BTN_MASK)) {

4
platforms/avr/drivers/ps2/ps2_usart.c
View file

@ -72,8 +72,8 @@ uint8_t ps2_error = PS2_ERR_NONE;
static inline uint8_t pbuf_dequeue(void);
static inline void pbuf_enqueue(uint8_t data);
static inline bool pbuf_has_data(void);
static inline void pbuf_clear(void);
bool pbuf_has_data(void);
void ps2_host_init(void) {
idle(); // without this many USART errors occur when cable is disconnected
@ -212,7 +212,7 @@ static inline uint8_t pbuf_dequeue(void) {
return val;
}
static inline bool pbuf_has_data(void) {
bool pbuf_has_data(void) {
uint8_t sreg = SREG;
cli();
bool has_data = (pbuf_head != pbuf_tail);