1 files changed, 87 insertions, 0 deletions
diff --git a/bifrost/r25p0/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_gpuprops.h b/bifrost/r25p0/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_gpuprops.h
new file mode 100644
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--- /dev/null
+++ b/bifrost/r25p0/kernel/drivers/gpu/arm/midgard/mali_kbase_hwaccess_gpuprops.h
@@ -0,0 +1,87 @@
+/*
+ *
+ * (C) COPYRIGHT ARM Limited. All rights reserved.
+ *
+ * This program is free software and is provided to you under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation, and any use by you of this program is subject to the terms
+ * of such GNU licence.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you can access it online at
+ * http://www.gnu.org/licenses/gpl-2.0.html.
+ *
+ * SPDX-License-Identifier: GPL-2.0
+ *
+ *//* SPDX-License-Identifier: GPL-2.0 */
+/*
+ *
+ * (C) COPYRIGHT 2014-2015, 2018, 2019-2020 ARM Limited. All rights reserved.
+ *
+ * This program is free software and is provided to you under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation, and any use by you of this program is subject to the terms
+ * of such GNU licence.
+ *
+ * A copy of the licence is included with the program, and can also be obtained
+ * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ *
+ */
+
+
+/**
+ * Base kernel property query backend APIs
+ */
+
+#ifndef _KBASE_HWACCESS_GPUPROPS_H_
+#define _KBASE_HWACCESS_GPUPROPS_H_
+
+/**
+ * kbase_backend_gpuprops_get() - Fill @regdump with GPU properties read from
+ *				  GPU
+ * @kbdev:	Device pointer
+ * @regdump:	Pointer to struct kbase_gpuprops_regdump structure
+ *
+ * The caller should ensure that GPU remains powered-on during this function.
+ *
+ * Return: Zero for succeess or a Linux error code
+ */
+int kbase_backend_gpuprops_get(struct kbase_device *kbdev,
+					struct kbase_gpuprops_regdump *regdump);
+
+/**
+ * kbase_backend_gpuprops_get_features - Fill @regdump with GPU properties read
+ *                                       from GPU
+ * @kbdev:   Device pointer
+ * @regdump: Pointer to struct kbase_gpuprops_regdump structure
+ *
+ * This function reads GPU properties that are dependent on the hardware
+ * features bitmask. It will power-on the GPU if required.
+ *
+ * Return: Zero for succeess or a Linux error code
+ */
+int kbase_backend_gpuprops_get_features(struct kbase_device *kbdev,
+					struct kbase_gpuprops_regdump *regdump);
+
+/**
+ * kbase_backend_gpuprops_get_l2_features - Fill @regdump with L2_FEATURES read
+ *                                          from GPU
+ * @kbdev:   Device pointer
+ * @regdump: Pointer to struct kbase_gpuprops_regdump structure
+ *
+ * This function reads L2_FEATURES register that is dependent on the hardware
+ * features bitmask. It will power-on the GPU if required.
+ *
+ * Return: Zero on success, Linux error code on failure
+ */
+int kbase_backend_gpuprops_get_l2_features(struct kbase_device *kbdev,
+					struct kbase_gpuprops_regdump *regdump);
+
+
+#endif /* _KBASE_HWACCESS_GPUPROPS_H_ */