1 /* Copyright 2012-15 Advanced Micro Devices, Inc.
3 * Permission is hereby granted, free of charge, to any person obtaining a
4 * copy of this software and associated documentation files (the "Software"),
5 * to deal in the Software without restriction, including without limitation
6 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
7 * and/or sell copies of the Software, and to permit persons to whom the
8 * Software is furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
16 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
17 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
18 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
19 * OTHER DEALINGS IN THE SOFTWARE.
28 #include "dc_hw_types.h"
29 #include "hw_shared.h"
34 enum mpc_output_csc_mode {
35 MPC_OUTPUT_CSC_DISABLE = 0,
36 MPC_OUTPUT_CSC_COEF_A,
41 enum mpcc_blend_mode {
42 MPCC_BLEND_MODE_BYPASS,
43 MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH,
44 MPCC_BLEND_MODE_TOP_LAYER_ONLY,
45 MPCC_BLEND_MODE_TOP_BOT_BLENDING
48 enum mpcc_alpha_blend_mode {
49 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA,
50 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN,
51 MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA
55 * MPCC blending configuration
57 struct mpcc_blnd_cfg {
58 struct tg_color black_color; /* background color */
59 enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */
60 bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */
69 /* 0-single plane,2-row subsampling,4-column subsampling,6-checkboard subsampling */
71 /* 0- disable frame alternate, 1- enable frame alternate */
73 /* 0- disable field alternate, 1- enable field alternate */
75 /* 0-no force,2-force frame polarity from top,3-force frame polarity from bottom */
76 int force_next_frame_porlarity;
77 /* 0-no force,2-force field polarity from top,3-force field polarity from bottom */
78 int force_next_field_polarity;
82 * MPCC connection and blending configuration for a single MPCC instance.
83 * This struct is used as a node in an MPC tree.
86 int mpcc_id; /* MPCC physical instance */
87 int dpp_id; /* DPP input to this MPCC */
88 struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */
89 struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */
90 struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */
94 * MPC tree represents all MPCC connections for a pipe.
97 int opp_id; /* The OPP instance that owns this MPC tree */
98 struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */
102 const struct mpc_funcs *funcs;
103 struct dc_context *ctx;
105 struct mpcc mpcc_array[MAX_MPCC];
111 uint32_t bot_mpcc_id;
114 uint32_t pre_multiplied_alpha;
115 uint32_t overlap_only;
121 void (*read_mpcc_state)(
124 struct mpcc_state *s);
127 * Insert DPP into MPC tree based on specified blending position.
128 * Only used for planes that are part of blending chain for OPP output
131 * [in/out] mpc - MPC context.
132 * [in/out] tree - MPC tree structure that plane will be added to.
133 * [in] blnd_cfg - MPCC blending configuration for the new blending layer.
134 * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer.
135 * stereo mix must disable for the very bottom layer of the tree config.
136 * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane.
137 * [in] dpp_id - DPP instance for the plane to be added.
138 * [in] mpcc_id - The MPCC physical instance to use for blending.
140 * Return: struct mpcc* - MPCC that was added.
142 struct mpcc* (*insert_plane)(
144 struct mpc_tree *tree,
145 struct mpcc_blnd_cfg *blnd_cfg,
146 struct mpcc_sm_cfg *sm_cfg,
147 struct mpcc *insert_above_mpcc,
152 * Remove a specified MPCC from the MPC tree.
155 * [in/out] mpc - MPC context.
156 * [in/out] tree - MPC tree structure that plane will be removed from.
157 * [in/out] mpcc - MPCC to be removed from tree.
163 struct mpc_tree *tree,
167 * Reset the MPCC HW status by disconnecting all muxes.
170 * [in/out] mpc - MPC context.
174 void (*mpc_init)(struct mpc *mpc);
177 * Update the blending configuration for a specified MPCC.
180 * [in/out] mpc - MPC context.
181 * [in] blnd_cfg - MPCC blending configuration.
182 * [in] mpcc_id - The MPCC physical instance.
186 void (*update_blending)(
188 struct mpcc_blnd_cfg *blnd_cfg,
191 struct mpcc* (*get_mpcc_for_dpp)(
192 struct mpc_tree *tree,
195 void (*wait_for_idle)(struct mpc *mpc, int id);
197 void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id);
199 void (*init_mpcc_list_from_hw)(
201 struct mpc_tree *tree);