sm8750: init kernel modules repo

qcom/opensource/graphics-kernel/adreno_sysfs.h

@@ -0,0 +1,78 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+
+#ifndef _ADRENO_SYSFS_H_
+#define _ADRENO_SYSFS_H_
+
+/*
+ * struct adreno_sysfs_attribute_u32 - Container for accessing and modifying
+ * integers in kgsl via sysfs
+ */
+struct adreno_sysfs_attribute_u32 {
+	/** #attr: The device attribute corresponding to the sysfs node */
+	struct device_attribute attr;
+	/**  @show: Function to show the value of the integer */
+	u32 (*show)(struct adreno_device *adreno_dev);
+	/**  @store: Function to store the value of the integer */
+	int (*store)(struct adreno_device *adreno_dev, u32 val);
+};
+
+/*
+ * struct adreno_sysfs_attribute_bool - Container for accessing and modifying
+ * booleans in kgsl via sysfs
+ */
+struct adreno_sysfs_attribute_bool {
+	/** #attr: The device attribute corresponding to the sysfs node */
+	struct device_attribute attr;
+	/**  @show: Function to show the value of the boolean */
+	bool (*show)(struct adreno_device *adreno_dev);
+	/**  @store: Function to store the value of the boolean */
+	int (*store)(struct adreno_device *adreno_dev, bool val);
+};
+
+/* Helper function to modify an integer in kgsl */
+ssize_t adreno_sysfs_store_u32(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count);
+
+/* Helper function to read an integer in kgsl */
+ssize_t adreno_sysfs_show_u32(struct device *dev,
+	struct device_attribute *attr, char *buf);
+
+/* Helper function to modify a boolean in kgsl */
+ssize_t adreno_sysfs_store_bool(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count);
+
+/* Helper function to read a boolean in kgsl */
+ssize_t adreno_sysfs_show_bool(struct device *dev,
+	struct device_attribute *attr, char *buf);
+
+#define ADRENO_SYSFS_BOOL(_name) \
+const struct adreno_sysfs_attribute_bool adreno_attr_##_name = { \
+	.attr = __ATTR(_name, 0644, adreno_sysfs_show_bool, \
+			adreno_sysfs_store_bool), \
+	.show = _ ## _name ## _show, \
+	.store = _ ## _name ## _store, \
+}
+
+#define ADRENO_SYSFS_RO_BOOL(_name) \
+const struct adreno_sysfs_attribute_bool adreno_attr_##_name = { \
+	.attr = __ATTR(_name, 0444, adreno_sysfs_show_bool, NULL), \
+	.show = _ ## _name ## _show, \
+}
+
+#define ADRENO_SYSFS_U32(_name) \
+const struct adreno_sysfs_attribute_u32 adreno_attr_##_name = { \
+	.attr = __ATTR(_name, 0644, adreno_sysfs_show_u32, \
+			adreno_sysfs_store_u32), \
+	.show = _ ## _name ## _show, \
+	.store = _ ## _name ## _store, \
+}
+
+#define ADRENO_SYSFS_RO_U32(_name) \
+const struct adreno_sysfs_attribute_u32 adreno_attr_##_name = { \
+	.attr = __ATTR(_name, 0444, adreno_sysfs_show_u32, NULL), \
+	.show = _ ## _name ## _show, \
+}
+#endif