diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h new file mode 100644 index 000000000..8d86159d9 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/inc/hw/mpc.h @@ -0,0 +1,441 @@ +/* Copyright 2012-15 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ + +/** + * DOC: mpc-overview + * + * Multiple Pipe/Plane Combined (MPC) is a component in the hardware pipeline + * that performs blending of multiple planes, using global and per-pixel alpha. + * It also performs post-blending color correction operations according to the + * hardware capabilities, such as color transformation matrix and gamma 1D and + * 3D LUT. + */ + +#ifndef __DC_MPCC_H__ +#define __DC_MPCC_H__ + +#include "dc_hw_types.h" +#include "hw_shared.h" +#include "transform.h" + +#define MAX_MPCC 6 +#define MAX_OPP 6 + +#define MAX_DWB 2 + +enum mpc_output_csc_mode { + MPC_OUTPUT_CSC_DISABLE = 0, + MPC_OUTPUT_CSC_COEF_A, + MPC_OUTPUT_CSC_COEF_B +}; + + +enum mpcc_blend_mode { + MPCC_BLEND_MODE_BYPASS, + MPCC_BLEND_MODE_TOP_LAYER_PASSTHROUGH, + MPCC_BLEND_MODE_TOP_LAYER_ONLY, + MPCC_BLEND_MODE_TOP_BOT_BLENDING +}; + +/** + * enum mpcc_alpha_blend_mode - define the alpha blend mode regarding pixel + * alpha and plane alpha values + */ +enum mpcc_alpha_blend_mode { + /** + * @MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA: per pixel alpha using DPP + * alpha value + */ + MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA, + /** + * @MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN: per + * pixel alpha using DPP alpha value multiplied by a global gain (plane + * alpha) + */ + MPCC_ALPHA_BLEND_MODE_PER_PIXEL_ALPHA_COMBINED_GLOBAL_GAIN, + /** + * @MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA: global alpha value, ignores + * pixel alpha and consider only plane alpha + */ + MPCC_ALPHA_BLEND_MODE_GLOBAL_ALPHA +}; + +/** + * struct mpcc_blnd_cfg - MPCC blending configuration + * + * @black_color: background color + * @alpha_mode: alpha blend mode (MPCC_ALPHA_BLND_MODE) + * @pre_multiplied_alpha: whether pixel color values were pre-multiplied by the + * alpha channel (MPCC_ALPHA_MULTIPLIED_MODE) + * @global_gain: used when blend mode considers both pixel alpha and plane + * alpha value and assumes the global alpha value. + * @global_alpha: plane alpha value + */ +struct mpcc_blnd_cfg { + struct tg_color black_color; /* background color */ + enum mpcc_alpha_blend_mode alpha_mode; /* alpha blend mode */ + bool pre_multiplied_alpha; /* alpha pre-multiplied mode flag */ + int global_gain; + int global_alpha; + bool overlap_only; + + /* MPCC top/bottom gain settings */ + int bottom_gain_mode; + int background_color_bpc; + int top_gain; + int bottom_inside_gain; + int bottom_outside_gain; +}; + +struct mpc_grph_gamut_adjustment { + struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE]; + enum graphics_gamut_adjust_type gamut_adjust_type; +}; + +struct mpcc_sm_cfg { + bool enable; + /* 0-single plane,2-row subsampling,4-column subsampling,6-checkboard subsampling */ + int sm_mode; + /* 0- disable frame alternate, 1- enable frame alternate */ + bool frame_alt; + /* 0- disable field alternate, 1- enable field alternate */ + bool field_alt; + /* 0-no force,2-force frame polarity from top,3-force frame polarity from bottom */ + int force_next_frame_porlarity; + /* 0-no force,2-force field polarity from top,3-force field polarity from bottom */ + int force_next_field_polarity; +}; + +struct mpc_denorm_clamp { + int clamp_max_r_cr; + int clamp_min_r_cr; + int clamp_max_g_y; + int clamp_min_g_y; + int clamp_max_b_cb; + int clamp_min_b_cb; +}; + +struct mpc_dwb_flow_control { + int flow_ctrl_mode; + int flow_ctrl_cnt0; + int flow_ctrl_cnt1; +}; + +/** + * struct mpcc - MPCC connection and blending configuration for a single MPCC instance. + * @mpcc_id: MPCC physical instance + * @dpp_id: DPP input to this MPCC + * @mpcc_bot: pointer to bottom layer MPCC. NULL when not connected. + * @blnd_cfg: the blending configuration for this MPCC + * @sm_cfg: stereo mix setting for this MPCC + * @shared_bottom: if MPCC output to both OPP and DWB endpoints, true. Otherwise, false. + * + * This struct is used as a node in an MPC tree. + */ +struct mpcc { + int mpcc_id; /* MPCC physical instance */ + int dpp_id; /* DPP input to this MPCC */ + struct mpcc *mpcc_bot; /* pointer to bottom layer MPCC. NULL when not connected */ + struct mpcc_blnd_cfg blnd_cfg; /* The blending configuration for this MPCC */ + struct mpcc_sm_cfg sm_cfg; /* stereo mix setting for this MPCC */ + bool shared_bottom; /* TRUE if MPCC output to both OPP and DWB endpoints, else FALSE */ +}; + +/** + * struct mpc_tree - MPC tree represents all MPCC connections for a pipe. + * + * @opp_id: the OPP instance that owns this MPC tree + * @opp_list: the top MPCC layer of the MPC tree that outputs to OPP endpoint + * + */ +struct mpc_tree { + int opp_id; /* The OPP instance that owns this MPC tree */ + struct mpcc *opp_list; /* The top MPCC layer of the MPC tree that outputs to OPP endpoint */ +}; + +struct mpc { + const struct mpc_funcs *funcs; + struct dc_context *ctx; + + struct mpcc mpcc_array[MAX_MPCC]; + struct pwl_params blender_params; + bool cm_bypass_mode; +}; + +struct mpcc_state { + uint32_t opp_id; + uint32_t dpp_id; + uint32_t bot_mpcc_id; + uint32_t mode; + uint32_t alpha_mode; + uint32_t pre_multiplied_alpha; + uint32_t overlap_only; + uint32_t idle; + uint32_t busy; +}; + +/** + * struct mpc_funcs - funcs + */ +struct mpc_funcs { + void (*read_mpcc_state)( + struct mpc *mpc, + int mpcc_inst, + struct mpcc_state *s); + + /** + * @insert_plane: + * + * Insert DPP into MPC tree based on specified blending position. + * Only used for planes that are part of blending chain for OPP output + * + * Parameters: + * [in/out] mpc - MPC context. + * [in/out] tree - MPC tree structure that plane will be added to. + * [in] blnd_cfg - MPCC blending configuration for the new blending layer. + * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. + * stereo mix must disable for the very bottom layer of the tree config. + * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. + * [in] dpp_id - DPP instance for the plane to be added. + * [in] mpcc_id - The MPCC physical instance to use for blending. + * + * Return: struct mpcc* - MPCC that was added. + */ + struct mpcc* (*insert_plane)( + struct mpc *mpc, + struct mpc_tree *tree, + struct mpcc_blnd_cfg *blnd_cfg, + struct mpcc_sm_cfg *sm_cfg, + struct mpcc *insert_above_mpcc, + int dpp_id, + int mpcc_id); + + /** + * @remove_mpcc: + * + * Remove a specified MPCC from the MPC tree. + * + * Parameters: + * [in/out] mpc - MPC context. + * [in/out] tree - MPC tree structure that plane will be removed from. + * [in/out] mpcc - MPCC to be removed from tree. + * + * Return: void + */ + void (*remove_mpcc)( + struct mpc *mpc, + struct mpc_tree *tree, + struct mpcc *mpcc); + + /** + * @mpc_init: + * + * Reset the MPCC HW status by disconnecting all muxes. + * + * Parameters: + * [in/out] mpc - MPC context. + * + * Return: void + */ + void (*mpc_init)(struct mpc *mpc); + void (*mpc_init_single_inst)( + struct mpc *mpc, + unsigned int mpcc_id); + + /** + * @update_blending: + * + * Update the blending configuration for a specified MPCC. + * + * Parameters: + * [in/out] mpc - MPC context. + * [in] blnd_cfg - MPCC blending configuration. + * [in] mpcc_id - The MPCC physical instance. + * + * Return: void + */ + void (*update_blending)( + struct mpc *mpc, + struct mpcc_blnd_cfg *blnd_cfg, + int mpcc_id); + + /** + * @cursor_lock: + * + * Lock cursor updates for the specified OPP. + * OPP defines the set of MPCC that are locked together for cursor. + * + * Parameters: + * [in] mpc - MPC context. + * [in] opp_id - The OPP to lock cursor updates on + * [in] lock - lock/unlock the OPP + * + * Return: void + */ + void (*cursor_lock)( + struct mpc *mpc, + int opp_id, + bool lock); + + /** + * @insert_plane_to_secondary: + * + * Add DPP into secondary MPC tree based on specified blending position. + * Only used for planes that are part of blending chain for DWB output + * + * Parameters: + * [in/out] mpc - MPC context. + * [in/out] tree - MPC tree structure that plane will be added to. + * [in] blnd_cfg - MPCC blending configuration for the new blending layer. + * [in] sm_cfg - MPCC stereo mix configuration for the new blending layer. + * stereo mix must disable for the very bottom layer of the tree config. + * [in] insert_above_mpcc - Insert new plane above this MPCC. If NULL, insert as bottom plane. + * [in] dpp_id - DPP instance for the plane to be added. + * [in] mpcc_id - The MPCC physical instance to use for blending. + * + * Return: struct mpcc* - MPCC that was added. + */ + struct mpcc* (*insert_plane_to_secondary)( + struct mpc *mpc, + struct mpc_tree *tree, + struct mpcc_blnd_cfg *blnd_cfg, + struct mpcc_sm_cfg *sm_cfg, + struct mpcc *insert_above_mpcc, + int dpp_id, + int mpcc_id); + + /** + * @remove_mpcc_from_secondary: + * + * Remove a specified DPP from the 'secondary' MPC tree. + * + * Parameters: + * [in/out] mpc - MPC context. + * [in/out] tree - MPC tree structure that plane will be removed from. + * [in] mpcc - MPCC to be removed from tree. + * Return: void + */ + void (*remove_mpcc_from_secondary)( + struct mpc *mpc, + struct mpc_tree *tree, + struct mpcc *mpcc); + + struct mpcc* (*get_mpcc_for_dpp_from_secondary)( + struct mpc_tree *tree, + int dpp_id); + + struct mpcc* (*get_mpcc_for_dpp)( + struct mpc_tree *tree, + int dpp_id); + + void (*wait_for_idle)(struct mpc *mpc, int id); + + void (*assert_mpcc_idle_before_connect)(struct mpc *mpc, int mpcc_id); + + void (*init_mpcc_list_from_hw)( + struct mpc *mpc, + struct mpc_tree *tree); + + void (*set_denorm)(struct mpc *mpc, + int opp_id, + enum dc_color_depth output_depth); + + void (*set_denorm_clamp)( + struct mpc *mpc, + int opp_id, + struct mpc_denorm_clamp denorm_clamp); + + void (*set_output_csc)(struct mpc *mpc, + int opp_id, + const uint16_t *regval, + enum mpc_output_csc_mode ocsc_mode); + + void (*set_ocsc_default)(struct mpc *mpc, + int opp_id, + enum dc_color_space color_space, + enum mpc_output_csc_mode ocsc_mode); + + void (*set_output_gamma)( + struct mpc *mpc, + int mpcc_id, + const struct pwl_params *params); + void (*power_on_mpc_mem_pwr)( + struct mpc *mpc, + int mpcc_id, + bool power_on); + void (*set_dwb_mux)( + struct mpc *mpc, + int dwb_id, + int mpcc_id); + + void (*disable_dwb_mux)( + struct mpc *mpc, + int dwb_id); + + bool (*is_dwb_idle)( + struct mpc *mpc, + int dwb_id); + + void (*set_out_rate_control)( + struct mpc *mpc, + int opp_id, + bool enable, + bool rate_2x_mode, + struct mpc_dwb_flow_control *flow_control); + + void (*set_gamut_remap)( + struct mpc *mpc, + int mpcc_id, + const struct mpc_grph_gamut_adjustment *adjust); + + bool (*program_1dlut)( + struct mpc *mpc, + const struct pwl_params *params, + uint32_t rmu_idx); + + bool (*program_shaper)( + struct mpc *mpc, + const struct pwl_params *params, + uint32_t rmu_idx); + + uint32_t (*acquire_rmu)(struct mpc *mpc, int mpcc_id, int rmu_idx); + + bool (*program_3dlut)( + struct mpc *mpc, + const struct tetrahedral_params *params, + int rmu_idx); + + int (*release_rmu)(struct mpc *mpc, int mpcc_id); + + unsigned int (*get_mpc_out_mux)( + struct mpc *mpc, + int opp_id); + + void (*set_bg_color)(struct mpc *mpc, + struct tg_color *bg_color, + int mpcc_id); + void (*set_mpc_mem_lp_mode)(struct mpc *mpc); +}; + +#endif |