diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2024-05-30 16:19:07 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2024-05-31 16:11:25 +0300 |
| commit | cce3819a5f5a55e08e5a3c9dcd1f46a3c5276ea8 (patch) | |
| tree | 97ef4e830f98897281d94f847840785623c29dd7 /include/drm/intel | |
| parent | drm: move i915_drm.h under include/drm/intel (diff) | |
| download | linux-cce3819a5f5a55e08e5a3c9dcd1f46a3c5276ea8.tar.gz linux-cce3819a5f5a55e08e5a3c9dcd1f46a3c5276ea8.zip | |
drm: move i915_pxp_tee_interface.h under include/drm/intel
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
Diffstat (limited to 'include/drm/intel')
| -rw-r--r-- | include/drm/intel/i915_pxp_tee_interface.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/drm/intel/i915_pxp_tee_interface.h b/include/drm/intel/i915_pxp_tee_interface.h new file mode 100644 index 000000000000..a532d32f58f3 --- /dev/null +++ b/include/drm/intel/i915_pxp_tee_interface.h @@ -0,0 +1,62 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ + +#ifndef _I915_PXP_TEE_INTERFACE_H_ +#define _I915_PXP_TEE_INTERFACE_H_ + +#include <linux/mutex.h> +#include <linux/device.h> +struct scatterlist; + +/** + * struct i915_pxp_component_ops - ops for PXP services. + */ +struct i915_pxp_component_ops { + /** + * @owner: Module providing the ops. + */ + struct module *owner; + + /** + * @send: Send a PXP message. + */ + int (*send)(struct device *dev, const void *message, size_t size, + unsigned long timeout_ms); + /** + * @recv: Receive a PXP message. + */ + int (*recv)(struct device *dev, void *buffer, size_t size, + unsigned long timeout_ms); + /** + * @gsc_command: Send a GSC command. + */ + ssize_t (*gsc_command)(struct device *dev, u8 client_id, u32 fence_id, + struct scatterlist *sg_in, size_t total_in_len, + struct scatterlist *sg_out); + +}; + +/** + * struct i915_pxp_component - Used for communication between i915 and TEE + * drivers for the PXP services + */ +struct i915_pxp_component { + /** + * @tee_dev: device that provide the PXP service from TEE Bus. + */ + struct device *tee_dev; + + /** + * @ops: Ops implemented by TEE driver, used by i915 driver. + */ + const struct i915_pxp_component_ops *ops; + + /** + * @mutex: To protect the above members. + */ + struct mutex mutex; +}; + +#endif /* _I915_TEE_PXP_INTERFACE_H_ */ |