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42 lines
1.0 KiB
42 lines
1.0 KiB
/* SPDX-License-Identifier: MIT */ |
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/* |
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* Copyright © 2020 Intel Corporation |
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*/ |
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#ifndef _I915_PXP_TEE_INTERFACE_H_ |
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#define _I915_PXP_TEE_INTERFACE_H_ |
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#include <linux/mutex.h> |
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#include <linux/device.h> |
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/** |
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* struct i915_pxp_component_ops - ops for PXP services. |
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* @owner: Module providing the ops |
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* @send: sends data to PXP |
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* @receive: receives data from PXP |
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*/ |
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struct i915_pxp_component_ops { |
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/** |
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* @owner: owner of the module provding the ops |
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*/ |
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struct module *owner; |
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int (*send)(struct device *dev, const void *message, size_t size); |
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int (*recv)(struct device *dev, void *buffer, size_t size); |
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}; |
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/** |
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* struct i915_pxp_component - Used for communication between i915 and TEE |
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* drivers for the PXP services |
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* @tee_dev: device that provide the PXP service from TEE Bus. |
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* @pxp_ops: Ops implemented by TEE driver, used by i915 driver. |
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*/ |
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struct i915_pxp_component { |
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struct device *tee_dev; |
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const struct i915_pxp_component_ops *ops; |
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/* To protect the above members. */ |
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struct mutex mutex; |
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}; |
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#endif /* _I915_TEE_PXP_INTERFACE_H_ */
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