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drm/i915: Mark up object tiling-and-stride getters as const 

For that little bit of defense against a tired programmer.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180725155447.11909-1-chris@chris-wilson.co.uk
This commit is contained in:
Chris Wilson 2018-07-25 16:54:47 +01:00
parent 406bc5633c
commit d899aceb60
2 changed files with 7 additions and 7 deletions
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4
drivers/gpu/drm/i915/i915_gem.c
View File

@ -1911,7 +1911,7 @@ i915_gem_mmap_ioctl(struct drm_device *dev, void *data,
return 0;
}
static unsigned int tile_row_pages(struct drm_i915_gem_object *obj)
static unsigned int tile_row_pages(const struct drm_i915_gem_object *obj)
{
return i915_gem_object_get_tile_row_size(obj) >> PAGE_SHIFT;
}
@ -1970,7 +1970,7 @@ int i915_gem_mmap_gtt_version(void)
}
static inline struct i915_ggtt_view
compute_partial_view(struct drm_i915_gem_object *obj,
compute_partial_view(const struct drm_i915_gem_object *obj,
pgoff_t page_offset,
unsigned int chunk)
{

10
drivers/gpu/drm/i915/i915_gem_object.h
View File

@ -421,19 +421,19 @@ i915_gem_object_is_framebuffer(const struct drm_i915_gem_object *obj)
}
static inline unsigned int
i915_gem_object_get_tiling(struct drm_i915_gem_object *obj)
i915_gem_object_get_tiling(const struct drm_i915_gem_object *obj)
{
return obj->tiling_and_stride & TILING_MASK;
}
static inline bool
i915_gem_object_is_tiled(struct drm_i915_gem_object *obj)
i915_gem_object_is_tiled(const struct drm_i915_gem_object *obj)
{
return i915_gem_object_get_tiling(obj) != I915_TILING_NONE;
}
static inline unsigned int
i915_gem_object_get_stride(struct drm_i915_gem_object *obj)
i915_gem_object_get_stride(const struct drm_i915_gem_object *obj)
{
return obj->tiling_and_stride & STRIDE_MASK;
}
@ -446,13 +446,13 @@ i915_gem_tile_height(unsigned int tiling)
}
static inline unsigned int
i915_gem_object_get_tile_height(struct drm_i915_gem_object *obj)
i915_gem_object_get_tile_height(const struct drm_i915_gem_object *obj)
{
return i915_gem_tile_height(i915_gem_object_get_tiling(obj));
}
static inline unsigned int
i915_gem_object_get_tile_row_size(struct drm_i915_gem_object *obj)
i915_gem_object_get_tile_row_size(const struct drm_i915_gem_object *obj)
{
return (i915_gem_object_get_stride(obj) *
i915_gem_object_get_tile_height(obj));