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cce3819a5f
Clean up the top level include/drm directory by grouping all the Intel specific files under a common subdirectory. Cc: Daniel Vetter <daniel@ffwll.ch> Cc: Dave Airlie <airlied@gmail.com> Cc: Lucas De Marchi <lucas.demarchi@intel.com> Cc: Tomas Winkler <tomas.winkler@intel.com> Acked-by: Lucas De Marchi <lucas.demarchi@intel.com> Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com> Signed-off-by: Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/5c1626978d2552ef5732dcf9427c903046afb9c1.1717075103.git.jani.nikula@intel.com
63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
/* 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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struct scatterlist;
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/**
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* struct i915_pxp_component_ops - ops for PXP services.
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*/
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struct i915_pxp_component_ops {
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/**
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* @owner: Module providing the ops.
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*/
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struct module *owner;
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/**
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* @send: Send a PXP message.
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*/
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int (*send)(struct device *dev, const void *message, size_t size,
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unsigned long timeout_ms);
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/**
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* @recv: Receive a PXP message.
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*/
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int (*recv)(struct device *dev, void *buffer, size_t size,
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unsigned long timeout_ms);
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/**
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* @gsc_command: Send a GSC command.
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*/
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ssize_t (*gsc_command)(struct device *dev, u8 client_id, u32 fence_id,
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struct scatterlist *sg_in, size_t total_in_len,
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struct scatterlist *sg_out);
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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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*/
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struct i915_pxp_component {
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/**
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* @tee_dev: device that provide the PXP service from TEE Bus.
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*/
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struct device *tee_dev;
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/**
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* @ops: Ops implemented by TEE driver, used by i915 driver.
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*/
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const struct i915_pxp_component_ops *ops;
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/**
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* @mutex: To protect the above members.
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*/
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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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