701     int dx1, dy1, dz1, dw1;  in ps2_mouse_send_packet()  local
709     dz1 = s->mouse_dz;  in ps2_mouse_send_packet()
734         if (dz1 > 127) {  in ps2_mouse_send_packet()
735             dz1 = 127;  in ps2_mouse_send_packet()
736         } else if (dz1 < -127) {  in ps2_mouse_send_packet()
737             dz1 = -127;  in ps2_mouse_send_packet()
739         ps2_queue_noirq(ps2, dz1 & 0xff);  in ps2_mouse_send_packet()
740         s->mouse_dz -= dz1;  in ps2_mouse_send_packet()
766             if (dz1 > 7) {  in ps2_mouse_send_packet()
767                 dz1 = 7;  in ps2_mouse_send_packet()
768             } else if (dz1 < -7) {  in ps2_mouse_send_packet()
769                 dz1 = -7;  in ps2_mouse_send_packet()
772             b = (dz1 & 0x0f) | ((s->mouse_buttons & 0x18) << 1);  in ps2_mouse_send_packet()
773             s->mouse_dz -= dz1;  in ps2_mouse_send_packet()
781     trace_ps2_mouse_send_packet(s, dx1, dy1, dz1, b);  in ps2_mouse_send_packet()