LXR linux/drivers/gpu/drm/msm/disp/mdp5/mdp5

   1/*
   2 * Copyright (c) 2014 The Linux Foundation. All rights reserved.
   3 *
   4 * This program is free software; you can redistribute it and/or modify
   5 * it under the terms of the GNU General Public License version 2 and
   6 * only version 2 as published by the Free Software Foundation.
   7 *
   8 * This program is distributed in the hope that it will be useful,
   9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 * GNU General Public License for more details.
  12 */
  13
  14#ifndef __MDP5_CFG_H__
  15#define __MDP5_CFG_H__
  16
  17#include "msm_drv.h"
  18
  19/*
  20 * mdp5_cfg
  21 *
  22 * This module configures the dynamic offsets used by mdp5.xml.h
  23 * (initialized in mdp5_cfg.c)
  24 */
  25extern const struct mdp5_cfg_hw *mdp5_cfg;
  26
  27#define MAX_CTL                 8
  28#define MAX_BASES               8
  29#define MAX_SMP_BLOCKS          44
  30#define MAX_CLIENTS             32
  31
  32typedef DECLARE_BITMAP(mdp5_smp_state_t, MAX_SMP_BLOCKS);
  33
  34#define MDP5_SUB_BLOCK_DEFINITION \
  35        unsigned int count; \
  36        uint32_t base[MAX_BASES]
  37
  38struct mdp5_sub_block {
  39        MDP5_SUB_BLOCK_DEFINITION;
  40};
  41
  42struct mdp5_lm_instance {
  43        int id;
  44        int pp;
  45        int dspp;
  46        uint32_t caps;
  47};
  48
  49struct mdp5_lm_block {
  50        MDP5_SUB_BLOCK_DEFINITION;
  51        struct mdp5_lm_instance instances[MAX_BASES];
  52        uint32_t nb_stages;             /* number of stages per blender */
  53        uint32_t max_width;             /* Maximum output resolution */
  54        uint32_t max_height;
  55};
  56
  57struct mdp5_pipe_block {
  58        MDP5_SUB_BLOCK_DEFINITION;
  59        uint32_t caps;                  /* pipe capabilities */
  60};
  61
  62struct mdp5_ctl_block {
  63        MDP5_SUB_BLOCK_DEFINITION;
  64        uint32_t flush_hw_mask;         /* FLUSH register's hardware mask */
  65};
  66
  67struct mdp5_smp_block {
  68        int mmb_count;                  /* number of SMP MMBs */
  69        int mmb_size;                   /* MMB: size in bytes */
  70        uint32_t clients[MAX_CLIENTS];  /* SMP port allocation /pipe */
  71        mdp5_smp_state_t reserved_state;/* SMP MMBs statically allocated */
  72        uint8_t reserved[MAX_CLIENTS];  /* # of MMBs allocated per client */
  73};
  74
  75struct mdp5_mdp_block {
  76        MDP5_SUB_BLOCK_DEFINITION;
  77        uint32_t caps;                  /* MDP capabilities: MDP_CAP_xxx bits */
  78};
  79
  80#define MDP5_INTF_NUM_MAX       5
  81
  82struct mdp5_intf_block {
  83        uint32_t base[MAX_BASES];
  84        u32 connect[MDP5_INTF_NUM_MAX]; /* array of enum mdp5_intf_type */
  85};
  86
  87struct mdp5_cfg_hw {
  88        char  *name;
  89
  90        struct mdp5_mdp_block mdp;
  91        struct mdp5_smp_block smp;
  92        struct mdp5_ctl_block ctl;
  93        struct mdp5_pipe_block pipe_vig;
  94        struct mdp5_pipe_block pipe_rgb;
  95        struct mdp5_pipe_block pipe_dma;
  96        struct mdp5_pipe_block pipe_cursor;
  97        struct mdp5_lm_block  lm;
  98        struct mdp5_sub_block dspp;
  99        struct mdp5_sub_block ad;
 100        struct mdp5_sub_block pp;
 101        struct mdp5_sub_block dsc;
 102        struct mdp5_sub_block cdm;
 103        struct mdp5_intf_block intf;
 104
 105        uint32_t max_clk;
 106};
 107
 108/* platform config data (ie. from DT, or pdata) */
 109struct mdp5_cfg_platform {
 110        struct iommu_domain *iommu;
 111};
 112
 113struct mdp5_cfg {
 114        const struct mdp5_cfg_hw *hw;
 115        struct mdp5_cfg_platform platform;
 116};
 117
 118struct mdp5_kms;
 119struct mdp5_cfg_handler;
 120
 121const struct mdp5_cfg_hw *mdp5_cfg_get_hw_config(struct mdp5_cfg_handler *cfg_hnd);
 122struct mdp5_cfg *mdp5_cfg_get_config(struct mdp5_cfg_handler *cfg_hnd);
 123int mdp5_cfg_get_hw_rev(struct mdp5_cfg_handler *cfg_hnd);
 124
 125#define mdp5_cfg_intf_is_virtual(intf_type) ({  \
 126        typeof(intf_type) __val = (intf_type);  \
 127        (__val) >= INTF_VIRTUAL ? true : false; })
 128
 129struct mdp5_cfg_handler *mdp5_cfg_init(struct mdp5_kms *mdp5_kms,
 130                uint32_t major, uint32_t minor);
 131void mdp5_cfg_destroy(struct mdp5_cfg_handler *cfg_hnd);
 132
 133#endif /* __MDP5_CFG_H__ */
 134