| 1 | /* SPDX-License-Identifier: MIT */ |
|---|---|
| 2 | /* |
| 3 | * Copyright © 2023 Intel Corporation |
| 4 | */ |
| 5 | |
| 6 | #ifndef __INTEL_HDCP_GSC_H__ |
| 7 | #define __INTEL_HDCP_GSC_H__ |
| 8 | |
| 9 | #include <linux/err.h> |
| 10 | #include <linux/types.h> |
| 11 | |
| 12 | struct drm_i915_private; |
| 13 | |
| 14 | struct intel_hdcp_gsc_message { |
| 15 | struct i915_vma *vma; |
| 16 | void *hdcp_cmd_in; |
| 17 | void *hdcp_cmd_out; |
| 18 | }; |
| 19 | |
| 20 | bool intel_hdcp_gsc_cs_required(struct drm_i915_private *i915); |
| 21 | ssize_t intel_hdcp_gsc_msg_send(struct drm_i915_private *i915, u8 *msg_in, |
| 22 | size_t msg_in_len, u8 *msg_out, |
| 23 | size_t msg_out_len); |
| 24 | int intel_hdcp_gsc_init(struct drm_i915_private *i915); |
| 25 | void intel_hdcp_gsc_fini(struct drm_i915_private *i915); |
| 26 | bool intel_hdcp_gsc_check_status(struct drm_i915_private *i915); |
| 27 | |
| 28 | #endif /* __INTEL_HDCP_GCS_H__ */ |
| 29 |