2 * Copyright 2012-15 Advanced Micro Devices, Inc.
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5 * copy of this software and associated documentation files (the "Software"),
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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26 #ifndef __DC_SIGNAL_TYPES_H__
27 #define __DC_SIGNAL_TYPES_H__
30 SIGNAL_TYPE_NONE = 0L, /* no signal */
31 SIGNAL_TYPE_DVI_SINGLE_LINK = (1 << 0),
32 SIGNAL_TYPE_DVI_DUAL_LINK = (1 << 1),
33 SIGNAL_TYPE_HDMI_TYPE_A = (1 << 2),
34 SIGNAL_TYPE_LVDS = (1 << 3),
35 SIGNAL_TYPE_RGB = (1 << 4),
36 SIGNAL_TYPE_DISPLAY_PORT = (1 << 5),
37 SIGNAL_TYPE_DISPLAY_PORT_MST = (1 << 6),
38 SIGNAL_TYPE_EDP = (1 << 7),
39 SIGNAL_TYPE_VIRTUAL = (1 << 9), /* Virtual Display */
42 /* help functions for signal types manipulation */
43 static inline bool dc_is_hdmi_signal(enum signal_type signal)
45 return (signal == SIGNAL_TYPE_HDMI_TYPE_A);
48 static inline bool dc_is_dp_sst_signal(enum signal_type signal)
50 return (signal == SIGNAL_TYPE_DISPLAY_PORT ||
51 signal == SIGNAL_TYPE_EDP);
54 static inline bool dc_is_dp_signal(enum signal_type signal)
56 return (signal == SIGNAL_TYPE_DISPLAY_PORT ||
57 signal == SIGNAL_TYPE_EDP ||
58 signal == SIGNAL_TYPE_DISPLAY_PORT_MST);
61 static inline bool dc_is_embedded_signal(enum signal_type signal)
63 return (signal == SIGNAL_TYPE_EDP || signal == SIGNAL_TYPE_LVDS);
66 static inline bool dc_is_dvi_signal(enum signal_type signal)
69 case SIGNAL_TYPE_DVI_SINGLE_LINK:
70 case SIGNAL_TYPE_DVI_DUAL_LINK:
78 static inline bool dc_is_dvi_single_link_signal(enum signal_type signal)
80 return (signal == SIGNAL_TYPE_DVI_SINGLE_LINK);
83 static inline bool dc_is_dual_link_signal(enum signal_type signal)
85 return (signal == SIGNAL_TYPE_DVI_DUAL_LINK);
88 static inline bool dc_is_audio_capable_signal(enum signal_type signal)
90 return (signal == SIGNAL_TYPE_DISPLAY_PORT ||
91 signal == SIGNAL_TYPE_DISPLAY_PORT_MST ||
92 dc_is_hdmi_signal(signal));