mirror of
https://github.com/hardkernel/kernel_common_drivers.git
synced 2026-06-25 12:03:48 +09:00
Ao Xu
fc37c31be0
PD#SWPL-99839 Problem: 5.15 dmabuf change to dmaheap 5.15 ion change to amlogic private driver Solution: fix emulated fbdev compile issue Verify: sc2-ah212 Test: DRM-OSD-26 Change-Id: I62e1712644856e5b7485845cedf2f33055129fff Signed-off-by: Ao Xu <ao.xu@amlogic.com>
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
|
|
/*
|
|
* Copyright (c) 2019 Amlogic, Inc. All rights reserved.
|
|
*/
|
|
|
|
#ifndef __AM_MESON_GEM_H
|
|
#define __AM_MESON_GEM_H
|
|
#include <drm/drm_gem.h>
|
|
#include <uapi/amlogic/drm/meson_drm.h>
|
|
#include <linux/amlogic/meson_uvm_core.h>
|
|
#include "meson_drv.h"
|
|
|
|
struct am_meson_gem_object {
|
|
struct drm_gem_object base;
|
|
unsigned int flags;
|
|
|
|
/*for buffer create from ion heap */
|
|
struct ion_buffer *ionbuffer;
|
|
struct dma_buf *dmabuf;
|
|
bool bscatter;
|
|
|
|
/* for buffer import form other driver */
|
|
phys_addr_t addr;
|
|
struct sg_table *sg;
|
|
|
|
/* for uvm related field */
|
|
bool is_uvm;
|
|
bool is_afbc;
|
|
bool is_secure;
|
|
bool is_dma;
|
|
struct dma_buf_attachment *attachment;
|
|
struct uvm_handle *dma_handle;
|
|
struct uvm_buf_obj ubo;
|
|
};
|
|
|
|
/* GEM MANAGER CREATE*/
|
|
int am_meson_gem_create(struct meson_drm *drmdrv);
|
|
|
|
void am_meson_gem_cleanup(struct meson_drm *drmdrv);
|
|
|
|
/* GEM DUMB OPERATIONS */
|
|
int am_meson_gem_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
|
|
struct drm_mode_create_dumb *args);
|
|
|
|
int am_meson_gem_dumb_destroy(struct drm_file *file,
|
|
struct drm_device *dev, uint32_t handle);
|
|
|
|
int am_meson_gem_create_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv);
|
|
|
|
int am_meson_gem_dumb_map_offset(struct drm_file *file_priv,
|
|
struct drm_device *dev,
|
|
u32 handle, uint64_t *offset);
|
|
|
|
/* GEM OBJECT OPERATIONS */
|
|
struct am_meson_gem_object *
|
|
am_meson_gem_object_create(struct drm_device *dev, unsigned int flags,
|
|
unsigned long size);
|
|
|
|
void meson_gem_object_free(struct drm_gem_object *gem_obj);
|
|
|
|
int am_meson_gem_object_mmap(struct am_meson_gem_object *obj,
|
|
struct vm_area_struct *vma);
|
|
|
|
int meson_gem_prime_mmap(struct drm_gem_object *obj,
|
|
struct vm_area_struct *vma);
|
|
|
|
phys_addr_t am_meson_gem_object_get_phyaddr(struct meson_drm *drm,
|
|
struct am_meson_gem_object *meson_gem,
|
|
size_t *len);
|
|
|
|
/* GEM PRIME OPERATIONS */
|
|
struct drm_gem_object *
|
|
am_meson_gem_prime_import_sg_table(struct drm_device *dev,
|
|
struct dma_buf_attachment *attach,
|
|
struct sg_table *sgt);
|
|
|
|
struct drm_gem_object *am_meson_drm_gem_prime_import(struct drm_device *dev,
|
|
struct dma_buf *dmabuf);
|
|
|
|
#endif /* __AM_MESON_GEM_H */
|