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authorNoralf Trønnes <noralf@tronnes.org>2016-05-12 21:25:22 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-05-17 10:08:32 +0300
commit3995b3954eba2d5768d655ea2ef9ad8054f1b06d (patch)
tree434ea245f54bf211046ca5fe67eecf39a3971fd1 /drivers/gpu/drm/drm_fb_cma_helper.c
parentfdce184609ee56bc4d035b0886458625154a7e98 (diff)
downloadlinux-3995b3954eba2d5768d655ea2ef9ad8054f1b06d.tar.xz
drm/fb-cma-helper: Add function drm_fb_cma_create_with_funcs()
Add drm_fb_cma_create_with_funcs() for drivers that need to set the dirty() callback. Signed-off-by: Noralf Trønnes <noralf@tronnes.org> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1463077523-23959-3-git-send-email-noralf@tronnes.org
Diffstat (limited to 'drivers/gpu/drm/drm_fb_cma_helper.c')
-rw-r--r--drivers/gpu/drm/drm_fb_cma_helper.c31
1 files changed, 25 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_fb_cma_helper.c b/drivers/gpu/drm/drm_fb_cma_helper.c
index 378360b23ea0..172cafe11c71 100644
--- a/drivers/gpu/drm/drm_fb_cma_helper.c
+++ b/drivers/gpu/drm/drm_fb_cma_helper.c
@@ -159,13 +159,17 @@ static struct drm_fb_cma *drm_fb_cma_alloc(struct drm_device *dev,
}
/**
- * drm_fb_cma_create() - (struct drm_mode_config_funcs *)->fb_create callback function
+ * drm_fb_cma_create_with_funcs() - helper function for the
+ * &drm_mode_config_funcs ->fb_create
+ * callback function
*
- * If your hardware has special alignment or pitch requirements these should be
- * checked before calling this function.
+ * This can be used to set &drm_framebuffer_funcs for drivers that need the
+ * dirty() callback. Use drm_fb_cma_create() if you don't need to change
+ * &drm_framebuffer_funcs.
*/
-struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,
- struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd)
+struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev,
+ struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd,
+ const struct drm_framebuffer_funcs *funcs)
{
struct drm_fb_cma *fb_cma;
struct drm_gem_cma_object *objs[4];
@@ -202,7 +206,7 @@ struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,
objs[i] = to_drm_gem_cma_obj(obj);
}
- fb_cma = drm_fb_cma_alloc(dev, mode_cmd, objs, i, &drm_fb_cma_funcs);
+ fb_cma = drm_fb_cma_alloc(dev, mode_cmd, objs, i, funcs);
if (IS_ERR(fb_cma)) {
ret = PTR_ERR(fb_cma);
goto err_gem_object_unreference;
@@ -215,6 +219,21 @@ err_gem_object_unreference:
drm_gem_object_unreference_unlocked(&objs[i]->base);
return ERR_PTR(ret);
}
+EXPORT_SYMBOL_GPL(drm_fb_cma_create_with_funcs);
+
+/**
+ * drm_fb_cma_create() - &drm_mode_config_funcs ->fb_create callback function
+ *
+ * If your hardware has special alignment or pitch requirements these should be
+ * checked before calling this function. Use drm_fb_cma_create_with_funcs() if
+ * you need to set &drm_framebuffer_funcs ->dirty.
+ */
+struct drm_framebuffer *drm_fb_cma_create(struct drm_device *dev,
+ struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd)
+{
+ return drm_fb_cma_create_with_funcs(dev, file_priv, mode_cmd,
+ &drm_fb_cma_funcs);
+}
EXPORT_SYMBOL_GPL(drm_fb_cma_create);
/**