xref: /OK3568_Linux_fs/kernel/drivers/gpu/drm/i915/display/intel_hdcp.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: MIT */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright © 2019 Intel Corporation
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef __INTEL_HDCP_H__
7*4882a593Smuzhiyun #define __INTEL_HDCP_H__
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #include <linux/types.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun struct drm_connector;
12*4882a593Smuzhiyun struct drm_connector_state;
13*4882a593Smuzhiyun struct drm_i915_private;
14*4882a593Smuzhiyun struct intel_atomic_state;
15*4882a593Smuzhiyun struct intel_connector;
16*4882a593Smuzhiyun struct intel_crtc_state;
17*4882a593Smuzhiyun struct intel_encoder;
18*4882a593Smuzhiyun struct intel_hdcp_shim;
19*4882a593Smuzhiyun enum port;
20*4882a593Smuzhiyun enum transcoder;
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun void intel_hdcp_atomic_check(struct drm_connector *connector,
23*4882a593Smuzhiyun 			     struct drm_connector_state *old_state,
24*4882a593Smuzhiyun 			     struct drm_connector_state *new_state);
25*4882a593Smuzhiyun int intel_hdcp_init(struct intel_connector *connector, enum port port,
26*4882a593Smuzhiyun 		    const struct intel_hdcp_shim *hdcp_shim);
27*4882a593Smuzhiyun int intel_hdcp_enable(struct intel_connector *connector,
28*4882a593Smuzhiyun 		      enum transcoder cpu_transcoder, u8 content_type);
29*4882a593Smuzhiyun int intel_hdcp_disable(struct intel_connector *connector);
30*4882a593Smuzhiyun void intel_hdcp_update_pipe(struct intel_atomic_state *state,
31*4882a593Smuzhiyun 			    struct intel_encoder *encoder,
32*4882a593Smuzhiyun 			    const struct intel_crtc_state *crtc_state,
33*4882a593Smuzhiyun 			    const struct drm_connector_state *conn_state);
34*4882a593Smuzhiyun bool is_hdcp_supported(struct drm_i915_private *dev_priv, enum port port);
35*4882a593Smuzhiyun bool intel_hdcp_capable(struct intel_connector *connector);
36*4882a593Smuzhiyun bool intel_hdcp2_capable(struct intel_connector *connector);
37*4882a593Smuzhiyun void intel_hdcp_component_init(struct drm_i915_private *dev_priv);
38*4882a593Smuzhiyun void intel_hdcp_component_fini(struct drm_i915_private *dev_priv);
39*4882a593Smuzhiyun void intel_hdcp_cleanup(struct intel_connector *connector);
40*4882a593Smuzhiyun void intel_hdcp_handle_cp_irq(struct intel_connector *connector);
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #endif /* __INTEL_HDCP_H__ */
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