diff options
Diffstat (limited to 'drivers/staging/imx-drm/imx-fb.c')
-rw-r--r-- | drivers/staging/imx-drm/imx-fb.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/staging/imx-drm/imx-fb.c b/drivers/staging/imx-drm/imx-fb.c new file mode 100644 index 00000000000..03a7b4e14f6 --- /dev/null +++ b/drivers/staging/imx-drm/imx-fb.c @@ -0,0 +1,47 @@ +/* + * i.MX drm driver + * + * Copyright (C) 2012 Sascha Hauer, Pengutronix + * + * Based on Samsung Exynos code + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ +#include <linux/module.h> +#include <drm/drmP.h> +#include <drm/drm_crtc.h> +#include <drm/drm_crtc_helper.h> +#include <drm/drm_gem_cma_helper.h> +#include <drm/drm_fb_cma_helper.h> + +#include "imx-drm.h" + +static struct drm_mode_config_funcs imx_drm_mode_config_funcs = { + .fb_create = drm_fb_cma_create, +}; + +void imx_drm_mode_config_init(struct drm_device *dev) +{ + dev->mode_config.min_width = 64; + dev->mode_config.min_height = 64; + + /* + * set max width and height as default value(4096x4096). + * this value would be used to check framebuffer size limitation + * at drm_mode_addfb(). + */ + dev->mode_config.max_width = 4096; + dev->mode_config.max_height = 4096; + + dev->mode_config.funcs = &imx_drm_mode_config_funcs; +} |