use libmegapixels_get_model in find_calibration

src/dcp.c

@@ -1,6 +1,7 @@
 #include "dcp.h"
 
 #include <libdng.h>
+#include <libmegapixels.h>
 #include <malloc.h>
 #include <stdbool.h>
 #include <stdio.h>
@@ -42,30 +43,12 @@ bool
 find_calibration(char *conffile, const char *sensor)
 {
         char model[512];
-        FILE *fp;
-
-        if (access("/proc/device-tree/compatible", F_OK) == -1) {
+        int model_found = libmegapixels_get_model(sizeof(model), model);
+        if (!model_found)
             return false;
-        }
-        fp = fopen("/proc/device-tree/compatible", "r");
-        char *modelptr = model;
-        while (1) {
-                int c = fgetc(fp);
-                if (c == EOF) {
-                        *(modelptr) = '\0';
         return find_calibration_by_model(conffile, model, sensor);
 }
-                *(modelptr++) = (char)c;
-                if (c == 0) {
-                        bool res =
-                                find_calibration_by_model(conffile, model, sensor);
-                        if (res) {
-                                return true;
-                        }
-                        modelptr = model;
-                }
-        }
-}
+
 struct MPCameraCalibration
 parse_calibration_file(const char *path)
 {