68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
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/*
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* Copyright (c) 2022 Rockchip Electronics Co., Ltd.
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* Author: Sandy Huang <hjc@rock-chips.com>
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*/
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#ifndef ROCKCHIP_DRM_DIRECT_SHOW_H
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#define ROCKCHIP_DRM_DIRECT_SHOW_H
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#include <linux/dma-direction.h>
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#include <linux/memblock.h>
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#include <drm/drm_atomic_uapi.h>
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#include <drm/drm_drv.h>
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#include <drm/drm_gem_dma_helper.h>
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#include <drm/drm_of.h>
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#include <drm/drm_probe_helper.h>
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#include "rockchip_drm_drv.h"
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#include "rockchip_drm_fb.h"
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#include "rockchip_drm_gem.h"
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struct rockchip_drm_direct_show_buffer {
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/* input */
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u32 width;
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u32 height;
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u32 pixel_format;
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u32 flag; /* default 0 is scattered buffer, set ROCKCHIP_BO_CONTIG is continue CMA buffer */
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/* output */
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u32 bpp; /* bits num per pixel */
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u32 pitch[3]; /* byte num for each line */
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void *vir_addr[3]; /* kernel virtual address, default use vir_addr[0] for RGB format */
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dma_addr_t phy_addr[3]; /* physical address when alloc continue cma buffer or secure buffer */
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struct rockchip_gem_object *rk_gem_obj;
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struct drm_framebuffer *fb;
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int dmabuf_fd; /* export dmabuf_fd used by other module */
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};
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struct rockchip_drm_direct_show_commit_info {
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struct drm_crtc *crtc;
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struct drm_plane *plane;
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struct rockchip_drm_direct_show_buffer *buffer;
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u32 src_x;
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u32 src_y;
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u32 src_w;
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u32 src_h;
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u32 dst_x;
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u32 dst_y;
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u32 dst_w;
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u32 dst_h;
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bool top_zpos;
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};
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struct drm_device *rockchip_drm_get_dev(void);
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int rockchip_drm_direct_show_alloc_buffer(struct drm_device *drm,
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struct rockchip_drm_direct_show_buffer *buffer);
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void rockchip_drm_direct_show_free_buffer(struct drm_device *drm,
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struct rockchip_drm_direct_show_buffer *buffer);
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struct drm_crtc *rockchip_drm_direct_show_get_crtc(struct drm_device *drm, const char *name);
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struct drm_plane *rockchip_drm_direct_show_get_plane(struct drm_device *drm, const char *name);
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int rockchip_drm_direct_show_commit(struct drm_device *drm,
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struct rockchip_drm_direct_show_commit_info *commit_info);
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int rockchip_drm_direct_show_disable_plane(struct drm_device *drm, struct drm_plane *plane);
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int rockchip_drm_direct_show_buf_begin_cpu_access(struct rockchip_drm_direct_show_buffer *buffer);
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int rockchip_drm_direct_show_buf_end_cpu_access(struct rockchip_drm_direct_show_buffer *buffer);
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#endif
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