ddb4927761
Now that the last of the runtime modifications to adreno_gpudev are gone finally mark it and the other structs as const to protect the function pointers within. Change-Id: Ic0dedbad25b39b5df0fdd565a494164e1588c9a1 Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org>
79 lines
2.6 KiB
C
79 lines
2.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef _ADRENO_SYSFS_H_
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#define _ADRENO_SYSFS_H_
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/*
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* struct adreno_sysfs_attribute_u32 - Container for accessing and modifying
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* integers in kgsl via sysfs
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*/
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struct adreno_sysfs_attribute_u32 {
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/** #attr: The device attribute corresponding to the sysfs node */
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struct device_attribute attr;
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/** @show: Function to show the value of the integer */
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u32 (*show)(struct adreno_device *adreno_dev);
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/** @store: Function to store the value of the integer */
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int (*store)(struct adreno_device *adreno_dev, u32 val);
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};
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/*
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* struct adreno_sysfs_attribute_bool - Container for accessing and modifying
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* booleans in kgsl via sysfs
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*/
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struct adreno_sysfs_attribute_bool {
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/** #attr: The device attribute corresponding to the sysfs node */
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struct device_attribute attr;
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/** @show: Function to show the value of the boolean */
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bool (*show)(struct adreno_device *adreno_dev);
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/** @store: Function to store the value of the boolean */
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int (*store)(struct adreno_device *adreno_dev, bool val);
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};
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/* Helper function to modify an integer in kgsl */
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ssize_t adreno_sysfs_store_u32(struct device *dev,
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struct device_attribute *attr, const char *buf, size_t count);
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/* Helper function to read an integer in kgsl */
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ssize_t adreno_sysfs_show_u32(struct device *dev,
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struct device_attribute *attr, char *buf);
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/* Helper function to modify a boolean in kgsl */
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ssize_t adreno_sysfs_store_bool(struct device *dev,
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struct device_attribute *attr, const char *buf, size_t count);
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/* Helper function to read a boolean in kgsl */
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ssize_t adreno_sysfs_show_bool(struct device *dev,
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struct device_attribute *attr, char *buf);
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#define ADRENO_SYSFS_BOOL(_name) \
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const struct adreno_sysfs_attribute_bool adreno_attr_##_name = { \
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.attr = __ATTR(_name, 0644, adreno_sysfs_show_bool, \
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adreno_sysfs_store_bool), \
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.show = _ ## _name ## _show, \
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.store = _ ## _name ## _store, \
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}
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#define ADRENO_SYSFS_RO_BOOL(_name) \
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const struct adreno_sysfs_attribute_bool adreno_attr_##_name = { \
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.attr = __ATTR(_name, 0444, adreno_sysfs_show_bool, NULL), \
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.show = _ ## _name ## _show, \
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}
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#define ADRENO_SYSFS_U32(_name) \
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const struct adreno_sysfs_attribute_u32 adreno_attr_##_name = { \
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.attr = __ATTR(_name, 0644, adreno_sysfs_show_u32, \
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adreno_sysfs_store_u32), \
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.show = _ ## _name ## _show, \
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.store = _ ## _name ## _store, \
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}
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#define ADRENO_SYSFS_RO_U32(_name) \
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const struct adreno_sysfs_attribute_u32 adreno_attr_##_name = { \
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.attr = __ATTR(_name, 0444, adreno_sysfs_show_u32, NULL), \
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.show = _ ## _name ## _show, \
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}
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#endif
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