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drm/exynos: Remove empty exynos_drm_gem_prime_{vmap,vunmap}() 

The functions exynos_drm_gem_prime_{vmap,vunmap}() are empty. Remove
them before changing the interface to use struct drm_buf_map. As a side
effect of removing drm_gem_prime_vmap(), the error code changes from
ENOMEM to EOPNOTSUPP.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Christian König <christian.koenig@amd.com>
Tested-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20201103093015.1063-5-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2020-11-03 10:30:09 +01:00
parent 1fc90559fd
commit f216fcb8e4
2 changed files with 0 additions and 14 deletions
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12
drivers/gpu/drm/exynos/exynos_drm_gem.c
View File

@ -135,8 +135,6 @@ static const struct vm_operations_struct exynos_drm_gem_vm_ops = {
static const struct drm_gem_object_funcs exynos_drm_gem_object_funcs = {
.free = exynos_drm_gem_free_object,
.get_sg_table = exynos_drm_gem_prime_get_sg_table,
.vmap = exynos_drm_gem_prime_vmap,
.vunmap = exynos_drm_gem_prime_vunmap,
.vm_ops = &exynos_drm_gem_vm_ops,
};
@ -469,16 +467,6 @@ exynos_drm_gem_prime_import_sg_table(struct drm_device *dev,
return &exynos_gem->base;
}
void *exynos_drm_gem_prime_vmap(struct drm_gem_object *obj)
{
return NULL;
}
void exynos_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
{
/* Nothing to do */
}
int exynos_drm_gem_prime_mmap(struct drm_gem_object *obj,
struct vm_area_struct *vma)
{

2
drivers/gpu/drm/exynos/exynos_drm_gem.h
View File

@ -107,8 +107,6 @@ struct drm_gem_object *
exynos_drm_gem_prime_import_sg_table(struct drm_device *dev,
struct dma_buf_attachment *attach,
struct sg_table *sgt);
void *exynos_drm_gem_prime_vmap(struct drm_gem_object *obj);
void exynos_drm_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
int exynos_drm_gem_prime_mmap(struct drm_gem_object *obj,
struct vm_area_struct *vma);