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drm/i915: Wrap drm_gem_object_lookup in i915_gem_object_lookup 

For symmetry with a forthcoming i915_gem_object_get() and
i915_gem_object_put().

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/1469005202-9659-4-git-send-email-chris@chris-wilson.co.uk
Reviewed-by: Dave Gordon <david.s.gordon@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1469017917-15134-3-git-send-email-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2016-07-20 13:31:51 +01:00
parent 9a6feaf0d7
commit 03ac0642f6
5 changed files with 56 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/gpu/drm/i915/i915_drv.h
View File

@ -2286,7 +2286,25 @@ struct drm_i915_gem_object {
} userptr;
};
};
#define to_intel_bo(x) container_of(x, struct drm_i915_gem_object, base)
static inline struct drm_i915_gem_object *
to_intel_bo(struct drm_gem_object *gem)
{
/* Assert that to_intel_bo(NULL) == NULL */
BUILD_BUG_ON(offsetof(struct drm_i915_gem_object, base));
return container_of(gem, struct drm_i915_gem_object, base);
}
static inline struct drm_i915_gem_object *
i915_gem_object_lookup(struct drm_file *file, u32 handle)
{
return to_intel_bo(drm_gem_object_lookup(file, handle));
}
__deprecated
extern struct drm_gem_object *
drm_gem_object_lookup(struct drm_file *file, u32 handle);
static inline bool
i915_gem_object_has_struct_page(const struct drm_i915_gem_object *obj)

58
drivers/gpu/drm/i915/i915_gem.c
View File

@ -864,8 +864,8 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -1280,8 +1280,8 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data,
if (ret)
goto put_rpm;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -1497,8 +1497,8 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -1546,8 +1546,8 @@ i915_gem_sw_finish_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -1587,7 +1587,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct drm_file *file)
{
struct drm_i915_gem_mmap *args = data;
struct drm_gem_object *obj;
struct drm_i915_gem_object *obj;
unsigned long addr;
if (args->flags & ~(I915_MMAP_WC))
@ -1596,19 +1596,19 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
if (args->flags & I915_MMAP_WC && !boot_cpu_has(X86_FEATURE_PAT))
return -ENODEV;
obj = drm_gem_object_lookup(file, args->handle);
if (obj == NULL)
obj = i915_gem_object_lookup(file, args->handle);
if (!obj)
return -ENOENT;
/* prime objects have no backing filp to GEM mmap
* pages from.
*/
if (!obj->filp) {
drm_gem_object_unreference_unlocked(obj);
if (!obj->base.filp) {
drm_gem_object_unreference_unlocked(&obj->base);
return -EINVAL;
}
addr = vm_mmap(obj->filp, 0, args->size,
addr = vm_mmap(obj->base.filp, 0, args->size,
PROT_READ | PROT_WRITE, MAP_SHARED,
args->offset);
if (args->flags & I915_MMAP_WC) {
@ -1616,7 +1616,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
struct vm_area_struct *vma;
if (down_write_killable(&mm->mmap_sem)) {
drm_gem_object_unreference_unlocked(obj);
drm_gem_object_unreference_unlocked(&obj->base);
return -EINTR;
}
vma = find_vma(mm, addr);
@ -1628,9 +1628,9 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
up_write(&mm->mmap_sem);
/* This may race, but that's ok, it only gets set */
WRITE_ONCE(to_intel_bo(obj)->has_wc_mmap, true);
WRITE_ONCE(obj->has_wc_mmap, true);
}
drm_gem_object_unreference_unlocked(obj);
drm_gem_object_unreference_unlocked(&obj->base);
if (IS_ERR((void *)addr))
return addr;
@ -1968,8 +1968,8 @@ i915_gem_mmap_gtt(struct drm_file *file,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -2792,8 +2792,8 @@ i915_gem_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file)
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, args->bo_handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->bo_handle);
if (!obj) {
mutex_unlock(&dev->struct_mutex);
return -ENOENT;
}
@ -3596,8 +3596,8 @@ int i915_gem_get_caching_ioctl(struct drm_device *dev, void *data,
struct drm_i915_gem_caching *args = data;
struct drm_i915_gem_object *obj;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL)
obj = i915_gem_object_lookup(file, args->handle);
if (!obj)
return -ENOENT;
switch (obj->cache_level) {
@ -3657,8 +3657,8 @@ int i915_gem_set_caching_ioctl(struct drm_device *dev, void *data,
if (ret)
goto rpm_put;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -4026,8 +4026,8 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}
@ -4091,8 +4091,8 @@ i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
if (ret)
return ret;
obj = to_intel_bo(drm_gem_object_lookup(file_priv, args->handle));
if (&obj->base == NULL) {
obj = i915_gem_object_lookup(file_priv, args->handle);
if (!obj) {
ret = -ENOENT;
goto unlock;
}

8
drivers/gpu/drm/i915/i915_gem_tiling.c
View File

@ -166,8 +166,8 @@ i915_gem_set_tiling(struct drm_device *dev, void *data,
struct drm_i915_gem_object *obj;
int ret = 0;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL)
obj = i915_gem_object_lookup(file, args->handle);
if (!obj)
return -ENOENT;
if (!i915_tiling_ok(dev,
@ -297,8 +297,8 @@ i915_gem_get_tiling(struct drm_device *dev, void *data,
struct drm_i915_private *dev_priv = to_i915(dev);
struct drm_i915_gem_object *obj;
obj = to_intel_bo(drm_gem_object_lookup(file, args->handle));
if (&obj->base == NULL)
obj = i915_gem_object_lookup(file, args->handle);
if (!obj)
return -ENOENT;
mutex_lock(&dev->struct_mutex);

4
drivers/gpu/drm/i915/intel_display.c
View File

@ -15089,8 +15089,8 @@ intel_user_framebuffer_create(struct drm_device *dev,
struct drm_i915_gem_object *obj;
struct drm_mode_fb_cmd2 mode_cmd = *user_mode_cmd;
obj = to_intel_bo(drm_gem_object_lookup(filp, mode_cmd.handles[0]));
if (&obj->base == NULL)
obj = i915_gem_object_lookup(filp, mode_cmd.handles[0]);
if (!obj)
return ERR_PTR(-ENOENT);
fb = intel_framebuffer_create(dev, &mode_cmd, obj);

5
drivers/gpu/drm/i915/intel_overlay.c
View File

@ -1122,9 +1122,8 @@ int intel_overlay_put_image_ioctl(struct drm_device *dev, void *data,
}
crtc = to_intel_crtc(drmmode_crtc);
new_bo = to_intel_bo(drm_gem_object_lookup(file_priv,
put_image_rec->bo_handle));
if (&new_bo->base == NULL) {
new_bo = i915_gem_object_lookup(file_priv, put_image_rec->bo_handle);
if (!new_bo) {
ret = -ENOENT;
goto out_free;
}