/* Copyright (c) 2013-2014, 2016-2018, 2020 The Linux Foundation. All rights reserved. * Copyright (C) 2007 Google Incorporated * * 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 MDP3_H #define MDP3_H #include #include #include #include #include "mdss_dsi_clk.h" #include "mdp3_dma.h" #include "mdss_fb.h" #include "mdss.h" #define MDP_VSYNC_CLK_RATE 19200000 #define MDP_CORE_CLK_RATE_SVS 160000000 #define MDP_CORE_CLK_RATE_SUPER_SVS 200000000 #define MDP_CORE_CLK_RATE_MAX 307200000 #define CLK_FUDGE_NUM 12 #define CLK_FUDGE_DEN 10 /* PPP cant work at SVS for panel res above qHD */ #define SVS_MAX_PIXEL (540 * 960) #define KOFF_TIMEOUT_MS 84 #define KOFF_TIMEOUT msecs_to_jiffies(KOFF_TIMEOUT_MS) #define WAIT_DMA_TIMEOUT msecs_to_jiffies(84) /* * MDP_DEINTERLACE & MDP_SHARPENING Flags are not valid for MDP3 * so using them together for MDP_SMART_BLIT. */ #define MDP_SMART_BLIT 0xC0000000 #define BITS_PER_BYTE 8 #define MDP_IMGTYPE_LIMIT1 0x100 #define BITS_TO_BYTES(x) DIV_ROUND_UP(x, BITS_PER_BYTE) enum { MDP3_CLK_AHB, MDP3_CLK_AXI, MDP3_CLK_MDP_SRC, MDP3_CLK_MDP_CORE, MDP3_CLK_VSYNC, MDP3_CLK_DSI, MDP3_MAX_CLK }; enum { MDP3_BUS_HANDLE, MDP3_BUS_HANDLE_MAX, }; enum { MDP3_IOMMU_DOMAIN_UNSECURE, MDP3_IOMMU_DOMAIN_SECURE, MDP3_IOMMU_DOMAIN_MAX, }; enum { MDP3_IOMMU_CTX_MDP_0, MDP3_IOMMU_CTX_MDP_1, MDP3_IOMMU_CTX_MAX }; /* Keep DSI entry in sync with mdss * which is being used by DSI 6G */ enum { MDP3_CLIENT_DMA_P, MDP3_CLIENT_DSI = 1, MDP3_CLIENT_PPP, MDP3_CLIENT_IOMMU, MDP3_CLIENT_MAX, }; enum { DI_PARTITION_NUM = 0, DI_DOMAIN_NUM = 1, DI_MAX, }; struct mdp3_bus_handle_map { struct msm_bus_vectors *bus_vector; struct msm_bus_paths *usecases; struct msm_bus_scale_pdata *scale_pdata; int current_bus_idx; int ref_cnt; u64 restore_ab[MDP3_CLIENT_MAX]; u64 restore_ib[MDP3_CLIENT_MAX]; u64 ab[MDP3_CLIENT_MAX]; u64 ib[MDP3_CLIENT_MAX]; u32 handle; }; struct mdp3_iommu_domain_map { u32 domain_type; char *client_name; int npartitions; int domain_idx; struct iommu_domain *domain; }; struct mdp3_iommu_ctx_map { u32 ctx_type; struct mdp3_iommu_domain_map *domain; char *ctx_name; struct device *ctx; int attached; }; struct mdp3_iommu_meta { struct rb_node node; struct ion_handle *handle; struct rb_root iommu_maps; struct kref ref; struct sg_table *table; struct dma_buf *dbuf; int mapped_size; unsigned long size; dma_addr_t iova_addr; unsigned long flags; }; #define MDP3_MAX_INTR 28 struct mdp3_intr_cb { void (*cb)(int type, void *); void *data; }; #define SMART_BLIT_RGB_EN 1 #define SMART_BLIT_YUV_EN 2 struct mdp3_hw_resource { struct platform_device *pdev; u32 mdp_rev; struct mutex res_mutex; struct clk *clocks[MDP3_MAX_CLK]; int clock_ref_count[MDP3_MAX_CLK]; unsigned long dma_core_clk_request; unsigned long ppp_core_clk_request; struct mdss_hw mdp3_hw; struct mdss_util_intf *mdss_util; char __iomem *mdp_base; size_t mdp_reg_size; char __iomem *vbif_base; size_t vbif_reg_size; struct mdp3_bus_handle_map *bus_handle; struct ion_client *ion_client; struct mdp3_iommu_domain_map *domains; struct mdp3_iommu_ctx_map *iommu_contexts; unsigned int iommu_ref_cnt; bool allow_iommu_update; struct ion_handle *ion_handle; struct mutex iommu_lock; struct mutex fs_idle_pc_lock; struct mdp3_dma dma[MDP3_DMA_MAX]; struct mdp3_intf intf[MDP3_DMA_OUTPUT_SEL_MAX]; struct rb_root iommu_root; spinlock_t irq_lock; u32 irq_ref_count[MDP3_MAX_INTR]; u32 irq_mask; int irq_ref_cnt; struct mdp3_intr_cb callbacks[MDP3_MAX_INTR]; u32 underrun_cnt; int irq_registered; unsigned long splash_mem_addr; u32 splash_mem_size; struct mdss_panel_cfg pan_cfg; int clk_prepare_count; int cont_splash_en; bool batfet_required; struct regulator *batfet; struct regulator *vdd_cx; struct regulator *fs; bool fs_ena; int clk_ena; bool idle_pc_enabled; bool idle_pc; atomic_t active_intf_cnt; u8 smart_blit_en; bool solid_fill_vote_en; struct list_head reg_bus_clist; struct mutex reg_bus_lock; bool twm_en; u32 max_bw; u8 ppp_formats[BITS_TO_BYTES(MDP_IMGTYPE_LIMIT1)]; u8 dma_formats[BITS_TO_BYTES(MDP_IMGTYPE_LIMIT1)]; }; struct mdp3_img_data { dma_addr_t addr; unsigned long len; u32 offset; u32 flags; u32 padding; int p_need; struct ion_handle *srcp_ihdl; u32 dir; u32 domain; bool mapped; bool skip_detach; struct fd srcp_f; struct dma_buf *srcp_dma_buf; struct dma_buf_attachment *srcp_attachment; struct sg_table *srcp_table; struct sg_table *tab_clone; }; extern struct mdp3_hw_resource *mdp3_res; struct mdp3_dma *mdp3_get_dma_pipe(int capability); struct mdp3_intf *mdp3_get_display_intf(int type); void mdp3_irq_enable(int type); void mdp3_irq_disable(int type); void mdp3_irq_disable_nosync(int type); int mdp3_set_intr_callback(u32 type, struct mdp3_intr_cb *cb); void mdp3_irq_register(void); void mdp3_irq_deregister(void); int mdp3_clk_set_rate(int clk_type, unsigned long clk_rate, int client); int mdp3_clk_enable(int enable, int dsi_clk); int mdp3_res_update(int enable, int dsi_clk, int client); int mdp3_bus_scale_set_quota(int client, u64 ab_quota, u64 ib_quota); int mdp3_put_img(struct mdp3_img_data *data, int client); int mdp3_get_img(struct msmfb_data *img, struct mdp3_img_data *data, int client); int mdp3_iommu_enable(int client); int mdp3_iommu_disable(int client); int mdp3_iommu_is_attached(void); void mdp3_free(struct msm_fb_data_type *mfd); int mdp3_parse_dt_splash(struct msm_fb_data_type *mfd); void mdp3_release_splash_memory(struct msm_fb_data_type *mfd); int mdp3_create_sysfs_link(struct device *dev); int mdp3_get_cont_spash_en(void); int mdp3_get_mdp_dsi_clk(void); int mdp3_put_mdp_dsi_clk(void); int mdp3_misr_set(struct mdp_misr *misr_req); int mdp3_misr_get(struct mdp_misr *misr_resp); void mdp3_enable_regulator(int enable); void mdp3_check_dsi_ctrl_status(struct work_struct *work, uint32_t interval); int mdp3_dynamic_clock_gating_ctrl(int enable); int mdp3_footswitch_ctrl(int enable); int mdp3_qos_remapper_setup(struct mdss_panel_data *panel); int mdp3_splash_done(struct mdss_panel_info *panel_info); int mdp3_autorefresh_disable(struct mdss_panel_info *panel_info); u64 mdp3_clk_round_off(u64 clk_rate); void mdp3_calc_dma_res(struct mdss_panel_info *panel_info, u64 *clk_rate, u64 *ab, u64 *ib, uint32_t bpp); void mdp3_clear_irq(u32 interrupt_mask); int mdp3_enable_panic_ctrl(void); int mdp3_layer_pre_commit(struct msm_fb_data_type *mfd, struct file *file, struct mdp_layer_commit_v1 *commit); int mdp3_layer_atomic_validate(struct msm_fb_data_type *mfd, struct file *file, struct mdp_layer_commit_v1 *commit); #define MDP3_REG_WRITE(addr, val) writel_relaxed(val, mdp3_res->mdp_base + addr) #define MDP3_REG_READ(addr) readl_relaxed(mdp3_res->mdp_base + addr) #define VBIF_REG_WRITE(off, val) writel_relaxed(val, mdp3_res->vbif_base + off) #define VBIF_REG_READ(off) readl_relaxed(mdp3_res->vbif_base + off) #endif /* MDP3_H */