// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2014-2018 The Linux Foundation. All rights reserved. * Copyright (C) 2013 Red Hat * Author: Rob Clark <[email protected]> */ #define pr_fmt(fmt) … #include <linux/debugfs.h> #include <linux/dma-buf.h> #include <drm/drm_atomic.h> #include <drm/drm_atomic_uapi.h> #include <drm/drm_blend.h> #include <drm/drm_damage_helper.h> #include <drm/drm_framebuffer.h> #include <drm/drm_gem_atomic_helper.h> #include "msm_drv.h" #include "msm_mdss.h" #include "dpu_kms.h" #include "dpu_formats.h" #include "dpu_hw_sspp.h" #include "dpu_hw_util.h" #include "dpu_trace.h" #include "dpu_crtc.h" #include "dpu_vbif.h" #include "dpu_plane.h" #define DPU_DEBUG_PLANE(pl, fmt, ...) … #define DPU_ERROR_PLANE(pl, fmt, ...) … #define DECIMATED_DIMENSION(dim, deci) … #define PHASE_STEP_SHIFT … #define PHASE_STEP_UNIT_SCALE … #define PHASE_RESIDUAL … #define SHARP_STRENGTH_DEFAULT … #define SHARP_EDGE_THR_DEFAULT … #define SHARP_SMOOTH_THR_DEFAULT … #define SHARP_NOISE_THR_DEFAULT … #define DPU_PLANE_COLOR_FILL_FLAG … #define DPU_ZPOS_MAX … /* * Default Preload Values */ #define DPU_QSEED3_DEFAULT_PRELOAD_H … #define DPU_QSEED3_DEFAULT_PRELOAD_V … #define DPU_QSEED4_DEFAULT_PRELOAD_V … #define DPU_QSEED4_DEFAULT_PRELOAD_H … #define DEFAULT_REFRESH_RATE … static const uint32_t qcom_compressed_supported_formats[] = …; /* * struct dpu_plane - local dpu plane structure * @aspace: address space pointer * @csc_ptr: Points to dpu_csc_cfg structure to use for current * @catalog: Points to dpu catalog structure * @revalidate: force revalidation of all the plane properties */ struct dpu_plane { … }; static const uint64_t supported_format_modifiers[] = …; #define to_dpu_plane(x) … static struct dpu_kms *_dpu_plane_get_kms(struct drm_plane *plane) { … } /** * _dpu_plane_calc_bw - calculate bandwidth required for a plane * @catalog: Points to dpu catalog structure * @fmt: Pointer to source buffer format * @mode: Pointer to drm display mode * @pipe_cfg: Pointer to pipe configuration * Result: Updates calculated bandwidth in the plane state. * BW Equation: src_w * src_h * bpp * fps * (v_total / v_dest) * Prefill BW Equation: line src bytes * line_time */ static u64 _dpu_plane_calc_bw(const struct dpu_mdss_cfg *catalog, const struct msm_format *fmt, const struct drm_display_mode *mode, struct dpu_sw_pipe_cfg *pipe_cfg) { … } /** * _dpu_plane_calc_clk - calculate clock required for a plane * @mode: Pointer to drm display mode * @pipe_cfg: Pointer to pipe configuration * Result: Updates calculated clock in the plane state. * Clock equation: dst_w * v_total * fps * (src_h / dst_h) */ static u64 _dpu_plane_calc_clk(const struct drm_display_mode *mode, struct dpu_sw_pipe_cfg *pipe_cfg) { … } /** * _dpu_plane_calc_fill_level - calculate fill level of the given source format * @plane: Pointer to drm plane * @pipe: Pointer to software pipe * @lut_usage: LUT usecase * @fmt: Pointer to source buffer format * @src_width: width of source buffer * Return: fill level corresponding to the source buffer/format or 0 if error */ static int _dpu_plane_calc_fill_level(struct drm_plane *plane, struct dpu_sw_pipe *pipe, enum dpu_qos_lut_usage lut_usage, const struct msm_format *fmt, u32 src_width) { … } /** * _dpu_plane_set_qos_lut - set QoS LUT of the given plane * @plane: Pointer to drm plane * @pipe: Pointer to software pipe * @fmt: Pointer to source buffer format * @pipe_cfg: Pointer to pipe configuration */ static void _dpu_plane_set_qos_lut(struct drm_plane *plane, struct dpu_sw_pipe *pipe, const struct msm_format *fmt, struct dpu_sw_pipe_cfg *pipe_cfg) { … } /** * _dpu_plane_set_qos_ctrl - set QoS control of the given plane * @plane: Pointer to drm plane * @pipe: Pointer to software pipe * @enable: true to enable QoS control */ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane, struct dpu_sw_pipe *pipe, bool enable) { … } static bool _dpu_plane_sspp_clk_force_ctrl(struct dpu_hw_sspp *sspp, struct dpu_hw_mdp *mdp, bool enable, bool *forced_on) { … } /** * _dpu_plane_set_ot_limit - set OT limit for the given plane * @plane: Pointer to drm plane * @pipe: Pointer to software pipe * @pipe_cfg: Pointer to pipe configuration * @frame_rate: CRTC's frame rate */ static void _dpu_plane_set_ot_limit(struct drm_plane *plane, struct dpu_sw_pipe *pipe, struct dpu_sw_pipe_cfg *pipe_cfg, int frame_rate) { … } /** * _dpu_plane_set_qos_remap - set vbif QoS for the given plane * @plane: Pointer to drm plane * @pipe: Pointer to software pipe */ static void _dpu_plane_set_qos_remap(struct drm_plane *plane, struct dpu_sw_pipe *pipe) { … } static void _dpu_plane_setup_scaler3(struct dpu_hw_sspp *pipe_hw, uint32_t src_w, uint32_t src_h, uint32_t dst_w, uint32_t dst_h, struct dpu_hw_scaler3_cfg *scale_cfg, const struct msm_format *fmt, uint32_t chroma_subsmpl_h, uint32_t chroma_subsmpl_v, unsigned int rotation) { … } static void _dpu_plane_setup_pixel_ext(struct dpu_hw_scaler3_cfg *scale_cfg, struct dpu_hw_pixel_ext *pixel_ext, uint32_t src_w, uint32_t src_h, uint32_t chroma_subsmpl_h, uint32_t chroma_subsmpl_v) { … } static const struct dpu_csc_cfg *_dpu_plane_get_csc(struct dpu_sw_pipe *pipe, const struct msm_format *fmt) { … } static void _dpu_plane_setup_scaler(struct dpu_sw_pipe *pipe, const struct msm_format *fmt, bool color_fill, struct dpu_sw_pipe_cfg *pipe_cfg, unsigned int rotation) { … } static void _dpu_plane_color_fill_pipe(struct dpu_plane_state *pstate, struct dpu_sw_pipe *pipe, struct drm_rect *dst_rect, u32 fill_color, const struct msm_format *fmt) { … } /** * _dpu_plane_color_fill - enables color fill on plane * @pdpu: Pointer to DPU plane object * @color: RGB fill color value, [23..16] Blue, [15..8] Green, [7..0] Red * @alpha: 8-bit fill alpha value, 255 selects 100% alpha */ static void _dpu_plane_color_fill(struct dpu_plane *pdpu, uint32_t color, uint32_t alpha) { … } static int dpu_plane_prepare_fb(struct drm_plane *plane, struct drm_plane_state *new_state) { … } static void dpu_plane_cleanup_fb(struct drm_plane *plane, struct drm_plane_state *old_state) { … } static int dpu_plane_check_inline_rotation(struct dpu_plane *pdpu, const struct dpu_sspp_sub_blks *sblk, struct drm_rect src, const struct msm_format *fmt) { … } static int dpu_plane_atomic_check_pipe(struct dpu_plane *pdpu, struct dpu_sw_pipe *pipe, struct dpu_sw_pipe_cfg *pipe_cfg, const struct msm_format *fmt, const struct drm_display_mode *mode) { … } static int dpu_plane_atomic_check(struct drm_plane *plane, struct drm_atomic_state *state) { … } static void dpu_plane_flush_csc(struct dpu_plane *pdpu, struct dpu_sw_pipe *pipe) { … } void dpu_plane_flush(struct drm_plane *plane) { … } /** * dpu_plane_set_error: enable/disable error condition * @plane: pointer to drm_plane structure * @error: error value to set */ void dpu_plane_set_error(struct drm_plane *plane, bool error) { … } static void dpu_plane_sspp_update_pipe(struct drm_plane *plane, struct dpu_sw_pipe *pipe, struct dpu_sw_pipe_cfg *pipe_cfg, const struct msm_format *fmt, int frame_rate, struct dpu_hw_fmt_layout *layout) { … } static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) { … } static void _dpu_plane_atomic_disable(struct drm_plane *plane) { … } static void dpu_plane_atomic_update(struct drm_plane *plane, struct drm_atomic_state *state) { … } static void dpu_plane_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) { … } static struct drm_plane_state * dpu_plane_duplicate_state(struct drm_plane *plane) { … } static const char * const multirect_mode_name[] = …; static const char * const multirect_index_name[] = …; static const char *dpu_get_multirect_mode(enum dpu_sspp_multirect_mode mode) { … } static const char *dpu_get_multirect_index(enum dpu_sspp_multirect_index index) { … } static void dpu_plane_atomic_print_state(struct drm_printer *p, const struct drm_plane_state *state) { … } static void dpu_plane_reset(struct drm_plane *plane) { … } #ifdef CONFIG_DEBUG_FS void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable) { … } #endif static bool dpu_plane_format_mod_supported(struct drm_plane *plane, uint32_t format, uint64_t modifier) { … } static const struct drm_plane_funcs dpu_plane_funcs = …; static const struct drm_plane_helper_funcs dpu_plane_helper_funcs = …; /* initialize plane */ struct drm_plane *dpu_plane_init(struct drm_device *dev, uint32_t pipe, enum drm_plane_type type, unsigned long possible_crtcs) { … }
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