Add the option to choose your own polling rate for DS4

Author: Banz99

mc_mitm/default.ini

@@ -18,6 +18,8 @@
 [misc]
 ; Disable the LED lightbar on Sony Dualshock 4 and Dualsense controllers [default false]
 ;disable_sony_leds=false
+; Specifies an integer divisor for the full 1000hz polling rate mode (accepted value range: 0-16) [default 8, which gives a 125hz result]
+;dualshock_pollingrate_divisor=8
 ; Map the dpad of the controller to the left stick and viceversa [default false]
 ;swap_dpad_lstick=false
 ; A series of stick axis reversal settings [default false]

mc_mitm/source/controllers/dualshock4_controller.cpp

@@ -46,6 +46,9 @@ namespace ams::controller {
         R_TRY(EmulatedSwitchController::Initialize());
         R_TRY(this->PushRumbleLedState());
 
+        mitm::ControllerProfileConfig config;
+        mitm::GetCustomIniConfig(&this->Address(), &config);
+        m_report_rate = (Dualshock4ReportRate)config.misc.dualshock_pollingrate_divisor;
         return ams::ResultSuccess();
     }
 

mc_mitm/source/mcmitm_config.cpp

@@ -44,6 +44,7 @@ namespace ams::mitm {
             },
             .misc = {
                 .disable_sony_leds = false,
+                .dualshock_pollingrate_divisor = 8,
                 .swap_dpad_lstick = false,
                 .invert_lstick_xaxis = false,
                 .invert_lstick_yaxis = false,
@@ -86,6 +87,18 @@ namespace ams::mitm {
             *out = temp;
         }
 
+        void ParseInt(const char *value, int32_t *out) {
+            *out = atoi(value);
+        }
+
+        void ParsePollingRate(const char *value, int32_t *out){
+            int32_t temp=8;
+            ParseInt(value, &temp);
+            if(temp >= 0 && temp <= 16)
+            *out = temp;
+            else *out = 8;
+        }
+
         void ParseDeadzone(const char *value, float *out){
             float temp=0.0f;
             ParseFloat(value, &temp);
@@ -219,6 +232,8 @@ namespace ams::mitm {
             else if (strcasecmp(section, "misc") == 0) {
                 if (strcasecmp(name, "disable_sony_leds") == 0)
                     ParseBoolean(value, &config->misc.disable_sony_leds);
+                else if (strcasecmp(name, "dualshock_pollingrate_divisor") == 0)
+                    ParsePollingRate(value, &config->misc.dualshock_pollingrate_divisor);
                 else if (strcasecmp(name, "swap_dpad_lstick") == 0)
                     ParseBoolean(value, &config->misc.swap_dpad_lstick);
                 else if (strcasecmp(name, "invert_lstick_xaxis") == 0)

mc_mitm/source/mcmitm_config.hpp

@@ -44,6 +44,7 @@ namespace ams::mitm {
 
         struct {
             bool disable_sony_leds;
+            int32_t dualshock_pollingrate_divisor;
             bool swap_dpad_lstick;
             bool invert_lstick_xaxis;
             bool invert_lstick_yaxis;