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Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_buf.h')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_buf.h21
1 files changed, 4 insertions, 17 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.h b/drivers/gpu/drm/exynos/exynos_drm_buf.h
index 045d59eab01..6e91f9caa5d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_buf.h
+++ b/drivers/gpu/drm/exynos/exynos_drm_buf.h
@@ -26,28 +26,15 @@
26#ifndef _EXYNOS_DRM_BUF_H_ 26#ifndef _EXYNOS_DRM_BUF_H_
27#define _EXYNOS_DRM_BUF_H_ 27#define _EXYNOS_DRM_BUF_H_
28 28
29/*
30 * exynos drm buffer entry structure.
31 *
32 * @paddr: physical address of allocated memory.
33 * @vaddr: kernel virtual address of allocated memory.
34 * @size: size of allocated memory.
35 */
36struct exynos_drm_buf_entry {
37 dma_addr_t paddr;
38 void __iomem *vaddr;
39 unsigned int size;
40};
41
42/* allocate physical memory. */ 29/* allocate physical memory. */
43struct exynos_drm_buf_entry *exynos_drm_buf_create(struct drm_device *dev, 30struct exynos_drm_gem_buf *exynos_drm_buf_create(struct drm_device *dev,
44 unsigned int size); 31 unsigned int size);
45 32
46/* get physical memory information of a drm framebuffer. */ 33/* get memory information of a drm framebuffer. */
47struct exynos_drm_buf_entry *exynos_drm_fb_get_buf(struct drm_framebuffer *fb); 34struct exynos_drm_gem_buf *exynos_drm_fb_get_buf(struct drm_framebuffer *fb);
48 35
49/* remove allocated physical memory. */ 36/* remove allocated physical memory. */
50void exynos_drm_buf_destroy(struct drm_device *dev, 37void exynos_drm_buf_destroy(struct drm_device *dev,
51 struct exynos_drm_buf_entry *entry); 38 struct exynos_drm_gem_buf *buffer);
52 39
53#endif 40#endif