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 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
38 enum mpc_output_csc_mode {
39 MPC_OUTPUT_CSC_DISABLE = 0,
40 MPC_OUTPUT_CSC_COEF_A,
45 enum mpcc_blend_mode {
46 MPCC_BLEND_MODE_BYPASS,
47 MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH,
48 MPCC_BLEND_MODE_TOP_LAYER_ONLY,
49 MPCC_BLEND_MODE_TOP_BOT_BLENDING
52 enum mpcc_alpha_blend_mode {
53 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA,
54 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN,
55 MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA
59 * MPCC blending configuration
61 struct mpcc_blnd_cfg {
62 struct tg_color black_color; /* background color */
63 enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */
64 bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */
69 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
70 /* MPCC top/bottom gain settings */
72 int background_color_bpc;
74 int bottom_inside_gain;
75 int bottom_outside_gain;
81 /* 0-single plane,2-row subsampling,4-column subsampling,6-checkboard subsampling */
83 /* 0- disable frame alternate, 1- enable frame alternate */
85 /* 0- disable field alternate, 1- enable field alternate */
87 /* 0-no force,2-force frame polarity from top,3-force frame polarity from bottom */
88 int force_next_frame_porlarity;
89 /* 0-no force,2-force field polarity from top,3-force field polarity from bottom */
90 int force_next_field_polarity;
93 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
94 struct mpc_denorm_clamp {
105 * MPCC connection and blending configuration for a single MPCC instance.
106 * This struct is used as a node in an MPC tree.
109 int mpcc_id; /* MPCC physical instance */
110 int dpp_id; /* DPP input to this MPCC */
111 struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */
112 struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */
113 struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */
117 * MPC tree represents all MPCC connections for a pipe.
120 int opp_id; /* The OPP instance that owns this MPC tree */
121 struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */
125 const struct mpc_funcs *funcs;
126 struct dc_context *ctx;
128 struct mpcc mpcc_array[MAX_MPCC];
129 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
130 struct pwl_params blender_params;
137 uint32_t bot_mpcc_id;
140 uint32_t pre_multiplied_alpha;
141 uint32_t overlap_only;
147 void (*read_mpcc_state)(
150 struct mpcc_state *s);
153 * Insert DPP into MPC tree based on specified blending position.
154 * Only used for planes that are part of blending chain for OPP output
157 * [in/out] mpc - MPC context.
158 * [in/out] tree - MPC tree structure that plane will be added to.
159 * [in] blnd_cfg - MPCC blending configuration for the new blending layer.
160 * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer.
161 * stereo mix must disable for the very bottom layer of the tree config.
162 * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane.
163 * [in] dpp_id - DPP instance for the plane to be added.
164 * [in] mpcc_id - The MPCC physical instance to use for blending.
166 * Return: struct mpcc* - MPCC that was added.
168 struct mpcc* (*insert_plane)(
170 struct mpc_tree *tree,
171 struct mpcc_blnd_cfg *blnd_cfg,
172 struct mpcc_sm_cfg *sm_cfg,
173 struct mpcc *insert_above_mpcc,
178 * Remove a specified MPCC from the MPC tree.
181 * [in/out] mpc - MPC context.
182 * [in/out] tree - MPC tree structure that plane will be removed from.
183 * [in/out] mpcc - MPCC to be removed from tree.
189 struct mpc_tree *tree,
193 * Reset the MPCC HW status by disconnecting all muxes.
196 * [in/out] mpc - MPC context.
200 void (*mpc_init)(struct mpc *mpc);
203 * Update the blending configuration for a specified MPCC.
206 * [in/out] mpc - MPC context.
207 * [in] blnd_cfg - MPCC blending configuration.
208 * [in] mpcc_id - The MPCC physical instance.
212 void (*update_blending)(
214 struct mpcc_blnd_cfg *blnd_cfg,
217 struct mpcc* (*get_mpcc_for_dpp)(
218 struct mpc_tree *tree,
221 void (*wait_for_idle)(struct mpc *mpc, int id);
223 void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id);
225 void (*init_mpcc_list_from_hw)(
227 struct mpc_tree *tree);
229 #if defined(CONFIG_DRM_AMD_DC_DCN2_0)
230 void (*set_denorm)(struct mpc *mpc,
232 enum dc_color_depth output_depth);
234 void (*set_denorm_clamp)(
237 struct mpc_denorm_clamp denorm_clamp);
239 void (*set_output_csc)(struct mpc *mpc,
241 const uint16_t *regval,
242 enum mpc_output_csc_mode ocsc_mode);
244 void (*set_ocsc_default)(struct mpc *mpc,
246 enum dc_color_space color_space,
247 enum mpc_output_csc_mode ocsc_mode);
249 void (*set_output_gamma)(
252 const struct pwl_params *params);