1 /* Copyright 2012-15 Advanced Micro Devices, Inc. 2 * 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: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 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. 20 * 21 * Authors: AMD 22 * 23 */ 24 25 #ifndef __DC_MPCC_H__ 26 #define __DC_MPCC_H__ 27 28 #include "dc_hw_types.h" 29 #include "hw_shared.h" 30 31 #define MAX_MPCC 6 32 #define MAX_OPP 6 33 34 #define MAX_DWB 1 35 36 enum mpc_output_csc_mode { 37 MPC_OUTPUT_CSC_DISABLE = 0, 38 MPC_OUTPUT_CSC_COEF_A, 39 MPC_OUTPUT_CSC_COEF_B 40 }; 41 42 43 enum mpcc_blend_mode { 44 MPCC_BLEND_MODE_BYPASS, 45 MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH, 46 MPCC_BLEND_MODE_TOP_LAYER_ONLY, 47 MPCC_BLEND_MODE_TOP_BOT_BLENDING 48 }; 49 50 enum mpcc_alpha_blend_mode { 51 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA, 52 MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN, 53 MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA 54 }; 55 56 /* 57 * MPCC blending configuration 58 */ 59 struct mpcc_blnd_cfg { 60 struct tg_color black_color; /* background color */ 61 enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */ 62 bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */ 63 int global_gain; 64 int global_alpha; 65 bool overlap_only; 66 67 /* MPCC top/bottom gain settings */ 68 int bottom_gain_mode; 69 int background_color_bpc; 70 int top_gain; 71 int bottom_inside_gain; 72 int bottom_outside_gain; 73 }; 74 75 struct mpcc_sm_cfg { 76 bool enable; 77 /* 0-single plane,2-row subsampling,4-column subsampling,6-checkboard subsampling */ 78 int sm_mode; 79 /* 0- disable frame alternate, 1- enable frame alternate */ 80 bool frame_alt; 81 /* 0- disable field alternate, 1- enable field alternate */ 82 bool field_alt; 83 /* 0-no force,2-force frame polarity from top,3-force frame polarity from bottom */ 84 int force_next_frame_porlarity; 85 /* 0-no force,2-force field polarity from top,3-force field polarity from bottom */ 86 int force_next_field_polarity; 87 }; 88 89 struct mpc_denorm_clamp { 90 int clamp_max_r_cr; 91 int clamp_min_r_cr; 92 int clamp_max_g_y; 93 int clamp_min_g_y; 94 int clamp_max_b_cb; 95 int clamp_min_b_cb; 96 }; 97 98 /* 99 * MPCC connection and blending configuration for a single MPCC instance. 100 * This struct is used as a node in an MPC tree. 101 */ 102 struct mpcc { 103 int mpcc_id; /* MPCC physical instance */ 104 int dpp_id; /* DPP input to this MPCC */ 105 struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */ 106 struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */ 107 struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */ 108 }; 109 110 /* 111 * MPC tree represents all MPCC connections for a pipe. 112 */ 113 struct mpc_tree { 114 int opp_id; /* The OPP instance that owns this MPC tree */ 115 struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */ 116 }; 117 118 struct mpc { 119 const struct mpc_funcs *funcs; 120 struct dc_context *ctx; 121 122 struct mpcc mpcc_array[MAX_MPCC]; 123 struct pwl_params blender_params; 124 bool cm_bypass_mode; 125 }; 126 127 struct mpcc_state { 128 uint32_t opp_id; 129 uint32_t dpp_id; 130 uint32_t bot_mpcc_id; 131 uint32_t mode; 132 uint32_t alpha_mode; 133 uint32_t pre_multiplied_alpha; 134 uint32_t overlap_only; 135 uint32_t idle; 136 uint32_t busy; 137 }; 138 139 struct mpc_funcs { 140 void (*read_mpcc_state)( 141 struct mpc *mpc, 142 int mpcc_inst, 143 struct mpcc_state *s); 144 145 /* 146 * Insert DPP into MPC tree based on specified blending position. 147 * Only used for planes that are part of blending chain for OPP output 148 * 149 * Parameters: 150 * [in/out] mpc - MPC context. 151 * [in/out] tree - MPC tree structure that plane will be added to. 152 * [in] blnd_cfg - MPCC blending configuration for the new blending layer. 153 * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. 154 * stereo mix must disable for the very bottom layer of the tree config. 155 * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. 156 * [in] dpp_id - DPP instance for the plane to be added. 157 * [in] mpcc_id - The MPCC physical instance to use for blending. 158 * 159 * Return: struct mpcc* - MPCC that was added. 160 */ 161 struct mpcc* (*insert_plane)( 162 struct mpc *mpc, 163 struct mpc_tree *tree, 164 struct mpcc_blnd_cfg *blnd_cfg, 165 struct mpcc_sm_cfg *sm_cfg, 166 struct mpcc *insert_above_mpcc, 167 int dpp_id, 168 int mpcc_id); 169 170 /* 171 * Remove a specified MPCC from the MPC tree. 172 * 173 * Parameters: 174 * [in/out] mpc - MPC context. 175 * [in/out] tree - MPC tree structure that plane will be removed from. 176 * [in/out] mpcc - MPCC to be removed from tree. 177 * 178 * Return: void 179 */ 180 void (*remove_mpcc)( 181 struct mpc *mpc, 182 struct mpc_tree *tree, 183 struct mpcc *mpcc); 184 185 /* 186 * Reset the MPCC HW status by disconnecting all muxes. 187 * 188 * Parameters: 189 * [in/out] mpc - MPC context. 190 * 191 * Return: void 192 */ 193 void (*mpc_init)(struct mpc *mpc); 194 void (*mpc_init_single_inst)( 195 struct mpc *mpc, 196 unsigned int mpcc_id); 197 198 /* 199 * Update the blending configuration for a specified MPCC. 200 * 201 * Parameters: 202 * [in/out] mpc - MPC context. 203 * [in] blnd_cfg - MPCC blending configuration. 204 * [in] mpcc_id - The MPCC physical instance. 205 * 206 * Return: void 207 */ 208 void (*update_blending)( 209 struct mpc *mpc, 210 struct mpcc_blnd_cfg *blnd_cfg, 211 int mpcc_id); 212 213 struct mpcc* (*get_mpcc_for_dpp)( 214 struct mpc_tree *tree, 215 int dpp_id); 216 217 void (*wait_for_idle)(struct mpc *mpc, int id); 218 219 void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id); 220 221 void (*init_mpcc_list_from_hw)( 222 struct mpc *mpc, 223 struct mpc_tree *tree); 224 225 void (*set_denorm)(struct mpc *mpc, 226 int opp_id, 227 enum dc_color_depth output_depth); 228 229 void (*set_denorm_clamp)( 230 struct mpc *mpc, 231 int opp_id, 232 struct mpc_denorm_clamp denorm_clamp); 233 234 void (*set_output_csc)(struct mpc *mpc, 235 int opp_id, 236 const uint16_t *regval, 237 enum mpc_output_csc_mode ocsc_mode); 238 239 void (*set_ocsc_default)(struct mpc *mpc, 240 int opp_id, 241 enum dc_color_space color_space, 242 enum mpc_output_csc_mode ocsc_mode); 243 244 void (*set_output_gamma)( 245 struct mpc *mpc, 246 int mpcc_id, 247 const struct pwl_params *params); 248 void (*power_on_mpc_mem_pwr)( 249 struct mpc *mpc, 250 int mpcc_id, 251 bool power_on); 252 253 }; 254 255 #endif 256