diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h | 124 |
1 files changed, 62 insertions, 62 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h index 0e02e43cee14..dd99e1c21a1e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_pingpong.h @@ -1,13 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #ifndef _DPU_HW_PINGPONG_H @@ -16,39 +8,37 @@ #include "dpu_hw_catalog.h" #include "dpu_hw_mdss.h" #include "dpu_hw_util.h" -#include "dpu_hw_blk.h" -struct dpu_hw_pingpong; +#define DITHER_MATRIX_SZ 16 -struct dpu_hw_tear_check { - /* - * This is ratio of MDP VSYNC clk freq(Hz) to - * refresh rate divided by no of lines - */ - u32 vsync_count; - u32 sync_cfg_height; - u32 vsync_init_val; - u32 sync_threshold_start; - u32 sync_threshold_continue; - u32 start_pos; - u32 rd_ptr_irq; - u8 hw_vsync_mode; -}; +struct dpu_hw_pingpong; -struct dpu_hw_pp_vsync_info { - u32 rd_ptr_init_val; /* value of rd pointer at vsync edge */ - u32 rd_ptr_frame_count; /* num frames sent since enabling interface */ - u32 rd_ptr_line_count; /* current line on panel (rd ptr) */ - u32 wr_ptr_line_count; /* current line within pp fifo (wr ptr) */ +/** + * struct dpu_hw_dither_cfg - dither feature structure + * @flags: for customizing operations + * @temporal_en: temperal dither enable + * @c0_bitdepth: c0 component bit depth + * @c1_bitdepth: c1 component bit depth + * @c2_bitdepth: c2 component bit depth + * @c3_bitdepth: c2 component bit depth + * @matrix: dither strength matrix + */ +struct dpu_hw_dither_cfg { + u64 flags; + u32 temporal_en; + u32 c0_bitdepth; + u32 c1_bitdepth; + u32 c2_bitdepth; + u32 c3_bitdepth; + u32 matrix[DITHER_MATRIX_SZ]; }; /** * * struct dpu_hw_pingpong_ops : Interface to the pingpong Hw driver functions * Assumption is these functions will be called after clocks are enabled - * @setup_tearcheck : program tear check values - * @enable_tearcheck : enables tear check - * @get_vsync_info : retries timing info of the panel + * @enable_tearcheck: program and enable tear check block + * @disable_tearcheck: disable able tear check block * @setup_dither : function to program the dither hw block * @get_line_count: obtain current vertical line counter */ @@ -57,14 +47,13 @@ struct dpu_hw_pingpong_ops { * enables vysnc generation and sets up init value of * read pointer and programs the tear check cofiguration */ - int (*setup_tearcheck)(struct dpu_hw_pingpong *pp, + int (*enable_tearcheck)(struct dpu_hw_pingpong *pp, struct dpu_hw_tear_check *cfg); /** - * enables tear check block + * disables tear check block */ - int (*enable_tearcheck)(struct dpu_hw_pingpong *pp, - bool enable); + int (*disable_tearcheck)(struct dpu_hw_pingpong *pp); /** * read, modify, write to either set or clear listening to external TE @@ -74,24 +63,38 @@ struct dpu_hw_pingpong_ops { bool enable_external_te); /** - * provides the programmed and current - * line_count + * Obtain current vertical line counter */ - int (*get_vsync_info)(struct dpu_hw_pingpong *pp, - struct dpu_hw_pp_vsync_info *info); + u32 (*get_line_count)(struct dpu_hw_pingpong *pp); /** - * poll until write pointer transmission starts - * @Return: 0 on success, -ETIMEDOUT on timeout + * Disable autorefresh if enabled */ - int (*poll_timeout_wr_ptr)(struct dpu_hw_pingpong *pp, u32 timeout_us); + void (*disable_autorefresh)(struct dpu_hw_pingpong *pp, uint32_t encoder_id, u16 vdisplay); /** - * Obtain current vertical line counter + * Setup dither matix for pingpong block */ - u32 (*get_line_count)(struct dpu_hw_pingpong *pp); + void (*setup_dither)(struct dpu_hw_pingpong *pp, + struct dpu_hw_dither_cfg *cfg); + /** + * Enable DSC + */ + int (*enable_dsc)(struct dpu_hw_pingpong *pp); + + /** + * Disable DSC + */ + void (*disable_dsc)(struct dpu_hw_pingpong *pp); + + /** + * Setup DSC + */ + int (*setup_dsc)(struct dpu_hw_pingpong *pp); }; +struct dpu_hw_merge_3d; + struct dpu_hw_pingpong { struct dpu_hw_blk base; struct dpu_hw_blk_reg_map hw; @@ -99,28 +102,25 @@ struct dpu_hw_pingpong { /* pingpong */ enum dpu_pingpong idx; const struct dpu_pingpong_cfg *caps; + struct dpu_hw_merge_3d *merge_3d; /* ops */ struct dpu_hw_pingpong_ops ops; }; /** - * dpu_hw_pingpong_init - initializes the pingpong driver for the passed - * pingpong idx. - * @idx: Pingpong index for which driver object is required - * @addr: Mapped register io address of MDP - * @m: Pointer to mdss catalog data - * Returns: Error code or allocated dpu_hw_pingpong context - */ -struct dpu_hw_pingpong *dpu_hw_pingpong_init(enum dpu_pingpong idx, - void __iomem *addr, - struct dpu_mdss_cfg *m); - -/** - * dpu_hw_pingpong_destroy - destroys pingpong driver context - * should be called to free the context - * @pp: Pointer to PP driver context returned by dpu_hw_pingpong_init + * to_dpu_hw_pingpong - convert base object dpu_hw_base to container + * @hw: Pointer to base hardware block + * return: Pointer to hardware block container */ -void dpu_hw_pingpong_destroy(struct dpu_hw_pingpong *pp); +static inline struct dpu_hw_pingpong *to_dpu_hw_pingpong(struct dpu_hw_blk *hw) +{ + return container_of(hw, struct dpu_hw_pingpong, base); +} + +struct dpu_hw_pingpong *dpu_hw_pingpong_init(struct drm_device *dev, + const struct dpu_pingpong_cfg *cfg, + void __iomem *addr, + const struct dpu_mdss_version *mdss_rev); #endif /*_DPU_HW_PINGPONG_H */ |