Feature: Add Lenovo Legion Go 2 OLED

scripts/00-gamescope/displays/lenovo.legiongo2.oled.lua

@@ -0,0 +1,64 @@
+local legiongo2_oled_refresh_rates = {
+    30, 31, 32, 33, 34, 35, 36, 37, 38, 39,
+    40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
+    50, 51, 52, 53, 54, 55, 56, 57, 58, 59,
+    60, 61, 62, 63, 64, 65, 66, 67, 68, 69,
+    70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
+    80, 81, 82, 83, 84, 85, 86, 87, 88, 89,
+    90, 91, 92, 93, 94, 95, 96, 97, 98, 99,
+    100, 101, 102, 103, 104, 105, 106, 107, 108, 109,
+    110, 111, 112, 113, 114, 115, 116, 117, 118, 119,
+    120, 121, 122, 123, 124, 125, 126, 127, 128, 129,
+    130, 131, 132, 133, 134, 135, 136, 137, 138, 139,
+    140, 141, 142, 143, 144
+}
+
+gamescope.config.known_displays.lenovo_legiongo2_oled = {
+    pretty_name = "Lenovo Legion Go 2 OLED",
+    hdr = {
+        supported = true,
+        force_enabled = false,
+        eotf = gamescope.eotf.pq,
+        max_content_light_level = 1100,
+        max_frame_average_luminance = 475,
+        min_content_light_level = 0
+    },
+    dynamic_refresh_rates = legiongo2_oled_refresh_rates,
+    dynamic_modegen = function(base_mode, refresh)
+        debug("Generating mode "..refresh.."Hz for Lenovo Legion Go 2 OLED")
+        local vfps = {
+            5072, 4868, 4676, 4496, 4327, 4167, 4016, 3873, 3738, 3610,
+            3488, 3372, 3262, 3156, 3056, 2960, 2868, 2780, 2696, 2615,
+            2538, 2463, 2391, 2322, 2256, 2192, 2130, 2071, 2013, 1958,
+            1904, 1852, 1802, 1753, 1706, 1660, 1616, 1573, 1531, 1491,
+            1451, 1413, 1376, 1340, 1305, 1270, 1237, 1205, 1173, 1142,
+            1112, 1083, 1054, 1026,  999,  972,  946,  921,  896,  872,
+             848,  825,  802,  780,  758,  737,  716,  696,  676,  656,
+             637,  618,  600,  581,  564,  546,  529,  512,  496,  480,
+             464,  448,  433,  418,  403,  389,  375,  361,  347,  333,
+             320,  307,  294,  281,  269,  257,  245,  233,  221,  209,
+             198,  187,  176,  165,  155,  144,  134,  123,  113,  103,
+              94,   84,   75,   65,   56
+        }
+        local vfp = vfps[zero_index(refresh - 30)]
+        if vfp == nil then
+            warn("Couldn't do refresh "..refresh.." on Lenovo Legion Go 2 OLED")
+            return base_mode
+        end
+
+        local mode = base_mode
+
+        gamescope.modegen.adjust_front_porch(mode, vfp)
+        mode.vrefresh = gamescope.modegen.calc_vrefresh(mode)
+
+        return mode
+    end,
+    matches = function(display)
+        if display.vendor == "SDC" and display.model and string.find(display.model, "AMS881KB01") then
+            debug("[lenovo_legiongo2_oled] Matched vendor: "..display.vendor.." model: "..display.model)
+            return 5000
+        end
+        return -1
+    end
+}
+debug("Registered Lenovo Legion Go 2 OLED as a known display")