From 3995b3954eba2d5768d655ea2ef9ad8054f1b06d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Noralf=20Tr=C3=B8nnes?= Date: Thu, 12 May 2016 20:25:22 +0200 Subject: [PATCH] drm/fb-cma-helper: Add function drm_fb_cma_create_with_funcs() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add drm_fb_cma_create_with_funcs() for drivers that need to set the dirty() callback. Signed-off-by: Noralf Trønnes Acked-by: Laurent Pinchart Signed-off-by: Daniel Vetter Link: http://patchwork.freedesktop.org/patch/msgid/1463077523-23959-3-git-send-email-noralf@tronnes.org --- drivers/gpu/drm/drm_fb_cma_helper.c | 31 +++++++++++++++++++++++------ include/drm/drm_fb_cma_helper.h | 3 +++ 2 files changed, 28 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); /** diff --git a/include/drm/drm_fb_cma_helper.h b/include/drm/drm_fb_cma_helper.h index ac38a05e2dc9..fd0dde9f0a6d 100644 --- a/include/drm/drm_fb_cma_helper.h +++ b/include/drm/drm_fb_cma_helper.h @@ -31,6 +31,9 @@ void drm_fb_cma_destroy(struct drm_framebuffer *fb); int drm_fb_cma_create_handle(struct drm_framebuffer *fb, struct drm_file *file_priv, unsigned int *handle); +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_framebuffer *drm_fb_cma_create(struct drm_device *dev, struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd); -- 2.20.1