2 * Copyright 2018 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
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.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
26 #ifndef __DAL_DCCG_H__
27 #define __DAL_DCCG_H__
30 #include "hw_shared.h"
32 enum phyd32clk_clock_source {
42 enum physymclk_clock_source {
43 PHYSYMCLK_FORCE_SRC_SYMCLK, // Select symclk as source of clock which is output to PHY through DCIO.
44 PHYSYMCLK_FORCE_SRC_PHYD18CLK, // Select phyd18clk as the source of clock which is output to PHY through DCIO.
45 PHYSYMCLK_FORCE_SRC_PHYD32CLK, // Select phyd32clk as the source of clock which is output to PHY through DCIO.
48 enum hdmistreamclk_source {
49 REFCLK, // Selects REFCLK as source for hdmistreamclk.
50 DTBCLK0, // Selects DTBCLK0 as source for hdmistreamclk.
53 enum dentist_dispclk_change_mode {
54 DISPCLK_CHANGE_MODE_IMMEDIATE,
55 DISPCLK_CHANGE_MODE_RAMPING,
59 struct dc_context *ctx;
60 const struct dccg_funcs *funcs;
61 int pipe_dppclk_khz[MAX_PIPES];
63 int dtbclk_khz[MAX_PIPES];
69 void (*update_dpp_dto)(struct dccg *dccg,
72 void (*get_dccg_ref_freq)(struct dccg *dccg,
73 unsigned int xtalin_freq_inKhz,
74 unsigned int *dccg_ref_freq_inKhz);
75 void (*set_fifo_errdet_ovr_en)(struct dccg *dccg,
77 void (*otg_add_pixel)(struct dccg *dccg,
79 void (*otg_drop_pixel)(struct dccg *dccg,
81 void (*dccg_init)(struct dccg *dccg);
83 void (*set_physymclk)(
86 enum physymclk_clock_source clk_src,
89 void (*set_dtbclk_dto)(
94 const struct dc_crtc_timing *timing);
96 void (*set_audio_dtbclk_dto)(
98 uint32_t req_audio_dtbclk_khz);
100 void (*set_dispclk_change_mode)(
102 enum dentist_dispclk_change_mode change_mode);
105 #endif //__DAL_DCCG_H__