1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef __INTEL_LSPCON_H__
7 #define __INTEL_LSPCON_H__
8 
9 #include <linux/types.h>
10 
11 struct drm_connector_state;
12 struct intel_crtc_state;
13 struct intel_digital_port;
14 struct intel_encoder;
15 
16 bool intel_lspcon_init(struct intel_digital_port *dig_port);
17 bool intel_lspcon_active(struct intel_digital_port *dig_port);
18 bool intel_lspcon_detect_hdr_capability(struct intel_digital_port *dig_port);
19 void intel_lspcon_resume(struct intel_digital_port *dig_port);
20 void intel_lspcon_wait_pcon_mode(struct intel_digital_port *dig_port);
21 u32 intel_lspcon_infoframes_enabled(struct intel_encoder *encoder,
22 				    const struct intel_crtc_state *pipe_config);
23 
24 /* digital port infoframes hooks */
25 void lspcon_write_infoframe(struct intel_encoder *encoder,
26 			    const struct intel_crtc_state *crtc_state,
27 			    unsigned int type,
28 			    const void *buf, ssize_t len);
29 void lspcon_read_infoframe(struct intel_encoder *encoder,
30 			   const struct intel_crtc_state *crtc_state,
31 			   unsigned int type,
32 			   void *frame, ssize_t len);
33 void lspcon_set_infoframes(struct intel_encoder *encoder,
34 			   bool enable,
35 			   const struct intel_crtc_state *crtc_state,
36 			   const struct drm_connector_state *conn_state);
37 u32 lspcon_infoframes_enabled(struct intel_encoder *encoder,
38 			      const struct intel_crtc_state *pipe_config);
39 
40 #endif /* __INTEL_LSPCON_H__ */
41