189 lines
5.1 KiB
C
189 lines
5.1 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef __MTK_FENCE_H__
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#define __MTK_FENCE_H__
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#include <linux/mutex.h>
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#include <linux/list.h>
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#include <drm/mediatek_drm.h>
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#include "mtk_drm_ddp_comp.h"
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#include "mtk_drm_crtc.h"
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#include "mtk_drm_plane.h"
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#if defined(CONFIG_MTK_IOMMU_V2)
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#include "ion_drv.h"
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#include "ion_priv.h"
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#include <soc/mediatek/smi.h>
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#include "mtk_iommu_ext.h"
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#include "pseudo_m4u.h"
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define MTK_INVALID_ION_FD (-1)
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#define MTK_INVALID_FENCE_FD (-1)
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#define MTK_KERNEL_NO_ION_FD (-99)
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struct fb_overlay_buffer_t {
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/* Input */
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int layer_id;
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unsigned int layer_en;
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unsigned int cache_sync;
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/* Output */
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unsigned int index;
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int fence_fd;
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};
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enum BUFFER_STATE { create, insert, reg_configed, reg_updated, read_done };
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enum MTK_TIMELINE_ENUM {
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MTK_TIMELINE_OUTPUT_TIMELINE_ID = MTK_PLANE_INPUT_LAYER_COUNT,
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MTK_TIMELINE_PRIMARY_PRESENT_TIMELINE_ID,
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MTK_TIMELINE_OUTPUT_INTERFACE_TIMELINE_ID,
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MTK_TIMELINE_SECONDARY_PRESENT_TIMELINE_ID,
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MTK_TIMELINE_SF_PRIMARY_PRESENT_TIMELINE_ID,
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MTK_TIMELINE_COUNT,
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};
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struct mtk_fence_buf_info {
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struct list_head list;
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unsigned int idx;
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int fence;
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#if defined(CONFIG_MTK_IOMMU_V2)
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struct ion_client *client;
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struct ion_handle *hnd;
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#endif
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unsigned long mva;
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unsigned int size;
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unsigned int mva_offset;
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enum BUFFER_STATE buf_state;
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unsigned int set_input_ticket;
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unsigned int trigger_ticket; /* we can't update trigger_ticket_end,*/
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/*because can't gurantee ticket being updated before cmdq callback*/
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unsigned int release_ticket;
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unsigned int enable;
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unsigned long long ts_create;
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unsigned long long ts_period_keep;
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unsigned int seq;
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unsigned int layer_type;
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};
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struct mtk_fence_sync_info {
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unsigned int inited;
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struct mutex mutex_lock;
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unsigned int layer_id;
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unsigned int fence_idx;
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unsigned int timeline_idx;
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unsigned int inc;
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unsigned int cur_idx;
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struct sw_sync_timeline *timeline;
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struct list_head buf_list;
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};
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/* use another struct to avoid fence dependency with ddp_ovl.h */
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struct FENCE_LAYER_INFO {
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unsigned int layer;
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unsigned int layer_en;
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unsigned int fmt;
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unsigned long addr;
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unsigned long vaddr;
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unsigned int src_x;
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unsigned int src_y;
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unsigned int src_w;
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unsigned int src_h;
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unsigned int src_pitch;
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unsigned int dst_x;
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unsigned int dst_y;
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unsigned int dst_w;
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unsigned int dst_h; /* clip region */
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unsigned int keyEn;
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unsigned int key;
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unsigned int aen;
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unsigned char alpha;
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unsigned int isDirty;
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unsigned int buff_idx;
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unsigned int security;
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};
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struct mtk_fence_info {
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unsigned int inited;
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struct mutex sync_lock;
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unsigned int layer_id;
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unsigned int fence_idx;
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unsigned int timeline_idx;
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unsigned int fence_fd;
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unsigned int inc;
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unsigned int cur_idx;
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struct sync_timeline *timeline;
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struct list_head buf_list;
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struct FENCE_LAYER_INFO cached_config;
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};
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struct mtk_fence_session_sync_info {
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unsigned int session_id;
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struct mtk_fence_info session_layer_info[MTK_TIMELINE_COUNT];
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};
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char *mtk_fence_session_mode_spy(unsigned int session_id);
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void mtk_init_fence(void);
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unsigned int mtk_query_frm_seq_by_addr(unsigned int session_id,
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unsigned int layer_id,
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unsigned long phy_addr);
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bool mtk_update_buf_info(unsigned int session_id, unsigned int layer_id,
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unsigned int idx, unsigned int mva_offset,
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unsigned int seq);
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struct mtk_fence_buf_info *mtk_init_buf_info(struct mtk_fence_buf_info *buf);
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void mtk_release_fence(unsigned int session_id, unsigned int layer_id,
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int fence);
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void mtk_release_layer_fence(unsigned int session_id, unsigned int layer_id);
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int mtk_release_present_fence(unsigned int session_id, unsigned int fence_idx, ktime_t time);
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int mtk_release_sf_present_fence(unsigned int session_id,
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unsigned int fence_idx);
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int mtk_fence_get_output_timeline_id(void);
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int mtk_fence_get_interface_timeline_id(void);
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struct mtk_fence_buf_info *
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mtk_fence_prepare_buf(struct drm_device *dev, struct drm_mtk_gem_submit *buf);
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int mtk_fence_init(void);
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int mtk_fence_get_cached_layer_info(unsigned int session_id,
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unsigned int timeline_idx,
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unsigned int *layer_en, unsigned long *addr,
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unsigned int *fence_idx);
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int mtk_fence_put_cached_layer_info(unsigned int session_id,
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unsigned int timeline_idx,
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struct mtk_plane_input_config *src,
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unsigned long mva);
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int mtk_fence_convert_input_to_fence_layer_info(
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struct mtk_plane_input_config *src, struct FENCE_LAYER_INFO *dst,
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unsigned long dst_mva);
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unsigned int mtk_fence_query_buf_info(unsigned int session_id,
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unsigned int timeline_id,
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unsigned int idx, unsigned long *mva,
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unsigned int *size, void **va,
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int need_sync);
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int mtk_fence_get_ovl_timeline_id(int layer_id);
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int mtk_fence_get_present_timeline_id(unsigned int session_id);
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int mtk_fence_get_sf_present_timeline_id(unsigned int session_id);
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struct mtk_fence_session_sync_info *
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disp_get_session_sync_info(unsigned int session_id);
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void mtk_release_session_fence(unsigned int session_id);
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struct mtk_fence_info *mtk_fence_get_layer_info(unsigned int session_id,
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unsigned int timeline_id);
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#ifdef __cplusplus
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} /* extern C */
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#endif
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#endif
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