| /* SPDX-License-Identifier: GPL-2.0-only */ |
| /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. |
| */ |
| |
| #ifndef _DPU_HW_SSPP_H |
| #define _DPU_HW_SSPP_H |
| |
| #include "dpu_hw_catalog.h" |
| #include "dpu_hw_mdss.h" |
| #include "dpu_hw_util.h" |
| #include "dpu_hw_blk.h" |
| #include "dpu_formats.h" |
| |
| struct dpu_hw_pipe; |
| |
| /** |
| * Flags |
| */ |
| #define DPU_SSPP_FLIP_LR BIT(0) |
| #define DPU_SSPP_FLIP_UD BIT(1) |
| #define DPU_SSPP_SOURCE_ROTATED_90 BIT(2) |
| #define DPU_SSPP_ROT_90 BIT(3) |
| #define DPU_SSPP_SOLID_FILL BIT(4) |
| |
| /** |
| * Define all scaler feature bits in catalog |
| */ |
| #define DPU_SSPP_SCALER ((1UL << DPU_SSPP_SCALER_RGB) | \ |
| (1UL << DPU_SSPP_SCALER_QSEED2) | \ |
| (1UL << DPU_SSPP_SCALER_QSEED3) | \ |
| (1UL << DPU_SSPP_SCALER_QSEED3LITE) | \ |
| (1UL << DPU_SSPP_SCALER_QSEED4)) |
| |
| /** |
| * Component indices |
| */ |
| enum { |
| DPU_SSPP_COMP_0, |
| DPU_SSPP_COMP_1_2, |
| DPU_SSPP_COMP_2, |
| DPU_SSPP_COMP_3, |
| |
| DPU_SSPP_COMP_MAX |
| }; |
| |
| /** |
| * DPU_SSPP_RECT_SOLO - multirect disabled |
| * DPU_SSPP_RECT_0 - rect0 of a multirect pipe |
| * DPU_SSPP_RECT_1 - rect1 of a multirect pipe |
| * |
| * Note: HW supports multirect with either RECT0 or |
| * RECT1. Considering no benefit of such configs over |
| * SOLO mode and to keep the plane management simple, |
| * we dont support single rect multirect configs. |
| */ |
| enum dpu_sspp_multirect_index { |
| DPU_SSPP_RECT_SOLO = 0, |
| DPU_SSPP_RECT_0, |
| DPU_SSPP_RECT_1, |
| }; |
| |
| enum dpu_sspp_multirect_mode { |
| DPU_SSPP_MULTIRECT_NONE = 0, |
| DPU_SSPP_MULTIRECT_PARALLEL, |
| DPU_SSPP_MULTIRECT_TIME_MX, |
| }; |
| |
| enum { |
| DPU_FRAME_LINEAR, |
| DPU_FRAME_TILE_A4X, |
| DPU_FRAME_TILE_A5X, |
| }; |
| |
| enum dpu_hw_filter { |
| DPU_SCALE_FILTER_NEAREST = 0, |
| DPU_SCALE_FILTER_BIL, |
| DPU_SCALE_FILTER_PCMN, |
| DPU_SCALE_FILTER_CA, |
| DPU_SCALE_FILTER_MAX |
| }; |
| |
| enum dpu_hw_filter_alpa { |
| DPU_SCALE_ALPHA_PIXEL_REP, |
| DPU_SCALE_ALPHA_BIL |
| }; |
| |
| enum dpu_hw_filter_yuv { |
| DPU_SCALE_2D_4X4, |
| DPU_SCALE_2D_CIR, |
| DPU_SCALE_1D_SEP, |
| DPU_SCALE_BIL |
| }; |
| |
| struct dpu_hw_sharp_cfg { |
| u32 strength; |
| u32 edge_thr; |
| u32 smooth_thr; |
| u32 noise_thr; |
| }; |
| |
| struct dpu_hw_pixel_ext { |
| /* scaling factors are enabled for this input layer */ |
| uint8_t enable_pxl_ext; |
| |
| int init_phase_x[DPU_MAX_PLANES]; |
| int phase_step_x[DPU_MAX_PLANES]; |
| int init_phase_y[DPU_MAX_PLANES]; |
| int phase_step_y[DPU_MAX_PLANES]; |
| |
| /* |
| * Number of pixels extension in left, right, top and bottom direction |
| * for all color components. This pixel value for each color component |
| * should be sum of fetch + repeat pixels. |
| */ |
| int num_ext_pxls_left[DPU_MAX_PLANES]; |
| int num_ext_pxls_right[DPU_MAX_PLANES]; |
| int num_ext_pxls_top[DPU_MAX_PLANES]; |
| int num_ext_pxls_btm[DPU_MAX_PLANES]; |
| |
| /* |
| * Number of pixels needs to be overfetched in left, right, top and |
| * bottom directions from source image for scaling. |
| */ |
| int left_ftch[DPU_MAX_PLANES]; |
| int right_ftch[DPU_MAX_PLANES]; |
| int top_ftch[DPU_MAX_PLANES]; |
| int btm_ftch[DPU_MAX_PLANES]; |
| |
| /* |
| * Number of pixels needs to be repeated in left, right, top and |
| * bottom directions for scaling. |
| */ |
| int left_rpt[DPU_MAX_PLANES]; |
| int right_rpt[DPU_MAX_PLANES]; |
| int top_rpt[DPU_MAX_PLANES]; |
| int btm_rpt[DPU_MAX_PLANES]; |
| |
| uint32_t roi_w[DPU_MAX_PLANES]; |
| uint32_t roi_h[DPU_MAX_PLANES]; |
| |
| /* |
| * Filter type to be used for scaling in horizontal and vertical |
| * directions |
| */ |
| enum dpu_hw_filter horz_filter[DPU_MAX_PLANES]; |
| enum dpu_hw_filter vert_filter[DPU_MAX_PLANES]; |
| |
| }; |
| |
| /** |
| * struct dpu_hw_pipe_cfg : Pipe description |
| * @layout: format layout information for programming buffer to hardware |
| * @src_rect: src ROI, caller takes into account the different operations |
| * such as decimation, flip etc to program this field |
| * @dest_rect: destination ROI. |
| * @index: index of the rectangle of SSPP |
| * @mode: parallel or time multiplex multirect mode |
| */ |
| struct dpu_hw_pipe_cfg { |
| struct dpu_hw_fmt_layout layout; |
| struct drm_rect src_rect; |
| struct drm_rect dst_rect; |
| enum dpu_sspp_multirect_index index; |
| enum dpu_sspp_multirect_mode mode; |
| }; |
| |
| /** |
| * struct dpu_hw_pipe_qos_cfg : Source pipe QoS configuration |
| * @danger_lut: LUT for generate danger level based on fill level |
| * @safe_lut: LUT for generate safe level based on fill level |
| * @creq_lut: LUT for generate creq level based on fill level |
| * @creq_vblank: creq value generated to vbif during vertical blanking |
| * @danger_vblank: danger value generated during vertical blanking |
| * @vblank_en: enable creq_vblank and danger_vblank during vblank |
| * @danger_safe_en: enable danger safe generation |
| */ |
| struct dpu_hw_pipe_qos_cfg { |
| u32 danger_lut; |
| u32 safe_lut; |
| u64 creq_lut; |
| u32 creq_vblank; |
| u32 danger_vblank; |
| bool vblank_en; |
| bool danger_safe_en; |
| }; |
| |
| /** |
| * enum CDP preload ahead address size |
| */ |
| enum { |
| DPU_SSPP_CDP_PRELOAD_AHEAD_32, |
| DPU_SSPP_CDP_PRELOAD_AHEAD_64 |
| }; |
| |
| /** |
| * struct dpu_hw_pipe_cdp_cfg : CDP configuration |
| * @enable: true to enable CDP |
| * @ubwc_meta_enable: true to enable ubwc metadata preload |
| * @tile_amortize_enable: true to enable amortization control for tile format |
| * @preload_ahead: number of request to preload ahead |
| * DPU_SSPP_CDP_PRELOAD_AHEAD_32, |
| * DPU_SSPP_CDP_PRELOAD_AHEAD_64 |
| */ |
| struct dpu_hw_pipe_cdp_cfg { |
| bool enable; |
| bool ubwc_meta_enable; |
| bool tile_amortize_enable; |
| u32 preload_ahead; |
| }; |
| |
| /** |
| * struct dpu_hw_pipe_ts_cfg - traffic shaper configuration |
| * @size: size to prefill in bytes, or zero to disable |
| * @time: time to prefill in usec, or zero to disable |
| */ |
| struct dpu_hw_pipe_ts_cfg { |
| u64 size; |
| u64 time; |
| }; |
| |
| /** |
| * struct dpu_hw_sspp_ops - interface to the SSPP Hw driver functions |
| * Caller must call the init function to get the pipe context for each pipe |
| * Assumption is these functions will be called after clocks are enabled |
| */ |
| struct dpu_hw_sspp_ops { |
| /** |
| * setup_format - setup pixel format cropping rectangle, flip |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe config structure |
| * @flags: Extra flags for format config |
| * @index: rectangle index in multirect |
| */ |
| void (*setup_format)(struct dpu_hw_pipe *ctx, |
| const struct dpu_format *fmt, u32 flags, |
| enum dpu_sspp_multirect_index index); |
| |
| /** |
| * setup_rects - setup pipe ROI rectangles |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe config structure |
| * @index: rectangle index in multirect |
| */ |
| void (*setup_rects)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_cfg *cfg, |
| enum dpu_sspp_multirect_index index); |
| |
| /** |
| * setup_pe - setup pipe pixel extension |
| * @ctx: Pointer to pipe context |
| * @pe_ext: Pointer to pixel ext settings |
| */ |
| void (*setup_pe)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pixel_ext *pe_ext); |
| |
| /** |
| * setup_sourceaddress - setup pipe source addresses |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe config structure |
| * @index: rectangle index in multirect |
| */ |
| void (*setup_sourceaddress)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_cfg *cfg, |
| enum dpu_sspp_multirect_index index); |
| |
| /** |
| * setup_csc - setup color space coversion |
| * @ctx: Pointer to pipe context |
| * @data: Pointer to config structure |
| */ |
| void (*setup_csc)(struct dpu_hw_pipe *ctx, struct dpu_csc_cfg *data); |
| |
| /** |
| * setup_solidfill - enable/disable colorfill |
| * @ctx: Pointer to pipe context |
| * @const_color: Fill color value |
| * @flags: Pipe flags |
| * @index: rectangle index in multirect |
| */ |
| void (*setup_solidfill)(struct dpu_hw_pipe *ctx, u32 color, |
| enum dpu_sspp_multirect_index index); |
| |
| /** |
| * setup_multirect - setup multirect configuration |
| * @ctx: Pointer to pipe context |
| * @index: rectangle index in multirect |
| * @mode: parallel fetch / time multiplex multirect mode |
| */ |
| |
| void (*setup_multirect)(struct dpu_hw_pipe *ctx, |
| enum dpu_sspp_multirect_index index, |
| enum dpu_sspp_multirect_mode mode); |
| |
| /** |
| * setup_sharpening - setup sharpening |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to config structure |
| */ |
| void (*setup_sharpening)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_sharp_cfg *cfg); |
| |
| /** |
| * setup_danger_safe_lut - setup danger safe LUTs |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe QoS configuration |
| * |
| */ |
| void (*setup_danger_safe_lut)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_qos_cfg *cfg); |
| |
| /** |
| * setup_creq_lut - setup CREQ LUT |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe QoS configuration |
| * |
| */ |
| void (*setup_creq_lut)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_qos_cfg *cfg); |
| |
| /** |
| * setup_qos_ctrl - setup QoS control |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to pipe QoS configuration |
| * |
| */ |
| void (*setup_qos_ctrl)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_qos_cfg *cfg); |
| |
| /** |
| * setup_histogram - setup histograms |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to histogram configuration |
| */ |
| void (*setup_histogram)(struct dpu_hw_pipe *ctx, |
| void *cfg); |
| |
| /** |
| * setup_scaler - setup scaler |
| * @ctx: Pointer to pipe context |
| * @pipe_cfg: Pointer to pipe configuration |
| * @pe_cfg: Pointer to pixel extension configuration |
| * @scaler_cfg: Pointer to scaler configuration |
| */ |
| void (*setup_scaler)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_cfg *pipe_cfg, |
| struct dpu_hw_pixel_ext *pe_cfg, |
| void *scaler_cfg); |
| |
| /** |
| * get_scaler_ver - get scaler h/w version |
| * @ctx: Pointer to pipe context |
| */ |
| u32 (*get_scaler_ver)(struct dpu_hw_pipe *ctx); |
| |
| /** |
| * setup_cdp - setup client driven prefetch |
| * @ctx: Pointer to pipe context |
| * @cfg: Pointer to cdp configuration |
| */ |
| void (*setup_cdp)(struct dpu_hw_pipe *ctx, |
| struct dpu_hw_pipe_cdp_cfg *cfg); |
| }; |
| |
| /** |
| * struct dpu_hw_pipe - pipe description |
| * @base: hardware block base structure |
| * @hw: block hardware details |
| * @catalog: back pointer to catalog |
| * @mdp: pointer to associated mdp portion of the catalog |
| * @idx: pipe index |
| * @cap: pointer to layer_cfg |
| * @ops: pointer to operations possible for this pipe |
| */ |
| struct dpu_hw_pipe { |
| struct dpu_hw_blk base; |
| struct dpu_hw_blk_reg_map hw; |
| struct dpu_mdss_cfg *catalog; |
| const struct dpu_mdp_cfg *mdp; |
| |
| /* Pipe */ |
| enum dpu_sspp idx; |
| const struct dpu_sspp_cfg *cap; |
| |
| /* Ops */ |
| struct dpu_hw_sspp_ops ops; |
| }; |
| |
| /** |
| * dpu_hw_sspp_init - initializes the sspp hw driver object. |
| * Should be called once before accessing every pipe. |
| * @idx: Pipe index for which driver object is required |
| * @addr: Mapped register io address of MDP |
| * @catalog : Pointer to mdss catalog data |
| * @is_virtual_pipe: is this pipe virtual pipe |
| */ |
| struct dpu_hw_pipe *dpu_hw_sspp_init(enum dpu_sspp idx, |
| void __iomem *addr, struct dpu_mdss_cfg *catalog, |
| bool is_virtual_pipe); |
| |
| /** |
| * dpu_hw_sspp_destroy(): Destroys SSPP driver context |
| * should be called during Hw pipe cleanup. |
| * @ctx: Pointer to SSPP driver context returned by dpu_hw_sspp_init |
| */ |
| void dpu_hw_sspp_destroy(struct dpu_hw_pipe *ctx); |
| |
| #endif /*_DPU_HW_SSPP_H */ |
| |
