init

src/imagination/common/pvr_device_info.c

@@ -0,0 +1,125 @@
+/*
+ * Copyright © 2022 Imagination Technologies Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/* TODO: This file is currently hand-maintained. However, the intention is to
+ * auto-generate it in the future based on the hwdefs.
+ */
+
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+
+#include "pvr_device_info.h"
+
+#include "device_info/g6110.h"
+#include "device_info/gx6250.h"
+#include "device_info/gx6650.h"
+#include "device_info/ge7800.h"
+#include "device_info/ge8300.h"
+#include "device_info/axe-1-16m.h"
+#include "device_info/bxe-2-32.h"
+#include "device_info/bxe-4-32.h"
+#include "device_info/bxm-4-64.h"
+#include "device_info/bxs-4-64.h"
+
+#include "util/u_string.h"
+
+static const struct pvr_device_info *device_infos[] = {
+   /* clang-format off */
+   &pvr_device_info_4_40_2_51,
+   &pvr_device_info_4_45_2_58,
+   &pvr_device_info_4_46_6_62,
+   &pvr_device_info_5_9_1_46,
+   &pvr_device_info_15_5_1_64,
+   &pvr_device_info_22_67_54_30,
+   &pvr_device_info_22_68_54_30,
+   &pvr_device_info_22_102_54_38,
+   &pvr_device_info_33_15_11_3,
+   &pvr_device_info_36_29_52_182,
+   &pvr_device_info_36_50_54_182,
+   &pvr_device_info_36_52_104_182,
+   &pvr_device_info_36_53_104_796,
+   &pvr_device_info_36_56_104_183,
+   /* clang-format on */
+};
+
+/**
+ * Initialize PowerVR device information.
+ *
+ * \param info Device info structure to initialize.
+ * \param bvnc Packed BVNC.
+ * \return
+ *  * 0 on success, or
+ *  * -%ENODEV if the device is not supported.
+ */
+int pvr_device_info_init(struct pvr_device_info *info, uint64_t bvnc)
+{
+#define CASE_PACKED_BVNC_DEVICE_INFO(_b, _v, _n, _c)     \
+   case PVR_BVNC_PACK(_b, _v, _n, _c):                   \
+      *info = pvr_device_info_##_b##_##_v##_##_n##_##_c; \
+      return 0
+
+   switch (bvnc) {
+      CASE_PACKED_BVNC_DEVICE_INFO(4, 40, 2, 51);
+      CASE_PACKED_BVNC_DEVICE_INFO(4, 45, 2, 58);
+      CASE_PACKED_BVNC_DEVICE_INFO(4, 46, 6, 62);
+      CASE_PACKED_BVNC_DEVICE_INFO(5, 9, 1, 46);
+      CASE_PACKED_BVNC_DEVICE_INFO(15, 5, 1, 64);
+      CASE_PACKED_BVNC_DEVICE_INFO(22, 67, 54, 30);
+      CASE_PACKED_BVNC_DEVICE_INFO(22, 68, 54, 30);
+      CASE_PACKED_BVNC_DEVICE_INFO(22, 102, 54, 38);
+      CASE_PACKED_BVNC_DEVICE_INFO(33, 15, 11, 3);
+      CASE_PACKED_BVNC_DEVICE_INFO(36, 29, 52, 182);
+      CASE_PACKED_BVNC_DEVICE_INFO(36, 50, 54, 182);
+      CASE_PACKED_BVNC_DEVICE_INFO(36, 52, 104, 182);
+      CASE_PACKED_BVNC_DEVICE_INFO(36, 53, 104, 796);
+      CASE_PACKED_BVNC_DEVICE_INFO(36, 56, 104, 183);
+   }
+
+#undef CASE_PACKED_BVNC_DEVICE_INFO
+
+   assert(!"Unsupported Device");
+
+   return -ENODEV;
+}
+
+/**
+ * Initialize PowerVR device information from a public name.
+ *
+ * \param info Device info structure to initialize.
+ * \param public_name Device public name.
+ * \return True if successful.
+ */
+bool pvr_device_info_init_public_name(struct pvr_device_info *info,
+                                      const char *public_name)
+{
+   for (unsigned d = 0; d < ARRAY_SIZE(device_infos); ++d) {
+      if (strcasecmp(public_name, device_infos[d]->ident.public_name))
+         continue;
+
+      memcpy(info, device_infos[d], sizeof(*info));
+      return true;
+   }
+
+   return false;
+}