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The following error and warnings will be seen when compiling a C file which includes <drm/drm_gem_cma_helper.h> but without <drm/drmP.h> being included before. include/drm/drm_gem_cma_helper.h:5:24: error: field ‘base’ has incomplete type include/drm/drm_gem_cma_helper.h: In function ‘to_drm_gem_cma_obj’: include/drm/drm_gem_cma_helper.h:16:9: warning: initialization from incompatible pointer type [enabled by default] include/drm/drm_gem_cma_helper.h: At top level: include/drm/drm_gem_cma_helper.h:24:34: warning: ‘struct drm_mode_create_dumb’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:24:34: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default] include/drm/drm_gem_cma_helper.h:24:34: warning: ‘struct drm_device’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:24:34: warning: ‘struct drm_file’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:28:10: warning: ‘struct drm_device’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:28:10: warning: ‘struct drm_file’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:35:3: warning: ‘struct drm_device’ declared inside parameter list [enabled by default] include/drm/drm_gem_cma_helper.h:46:14: warning: ‘struct drm_device’ declared inside parameter list [enabled by default] Fix them by including <drm/drmP.h> in drm_gem_cma_helper.h. Signed-off-by: Shawn Guo <shawn.guo@freescale.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
#ifndef __DRM_GEM_CMA_HELPER_H__
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#define __DRM_GEM_CMA_HELPER_H__
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#include <drm/drmP.h>
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struct drm_gem_cma_object {
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struct drm_gem_object base;
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dma_addr_t paddr;
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struct sg_table *sgt;
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/* For objects with DMA memory allocated by GEM CMA */
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void *vaddr;
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};
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static inline struct drm_gem_cma_object *
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to_drm_gem_cma_obj(struct drm_gem_object *gem_obj)
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{
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return container_of(gem_obj, struct drm_gem_cma_object, base);
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}
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/* free gem object. */
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void drm_gem_cma_free_object(struct drm_gem_object *gem_obj);
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/* create memory region for drm framebuffer. */
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int drm_gem_cma_dumb_create(struct drm_file *file_priv,
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struct drm_device *drm, struct drm_mode_create_dumb *args);
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/* map memory region for drm framebuffer to user space. */
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int drm_gem_cma_dumb_map_offset(struct drm_file *file_priv,
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struct drm_device *drm, uint32_t handle, uint64_t *offset);
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/* set vm_flags and we can change the vm attribute to other one at here. */
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int drm_gem_cma_mmap(struct file *filp, struct vm_area_struct *vma);
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/* allocate physical memory. */
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struct drm_gem_cma_object *drm_gem_cma_create(struct drm_device *drm,
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unsigned int size);
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extern const struct vm_operations_struct drm_gem_cma_vm_ops;
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#ifdef CONFIG_DEBUG_FS
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void drm_gem_cma_describe(struct drm_gem_cma_object *obj, struct seq_file *m);
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#endif
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struct sg_table *drm_gem_cma_prime_get_sg_table(struct drm_gem_object *obj);
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struct drm_gem_object *
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drm_gem_cma_prime_import_sg_table(struct drm_device *dev, size_t size,
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struct sg_table *sgt);
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int drm_gem_cma_prime_mmap(struct drm_gem_object *obj,
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struct vm_area_struct *vma);
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void *drm_gem_cma_prime_vmap(struct drm_gem_object *obj);
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void drm_gem_cma_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
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#endif /* __DRM_GEM_CMA_HELPER_H__ */
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