1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * (C) COPYRIGHT 2018 ARM Limited. All rights reserved. 4 * Author: James.Qian.Wang <james.qian.wang@arm.com> 5 * 6 */ 7 #ifndef _KOMEDA_FRAMEBUFFER_H_ 8 #define _KOMEDA_FRAMEBUFFER_H_ 9 10 #include <drm/drm_framebuffer.h> 11 #include "komeda_format_caps.h" 12 13 /** 14 * struct komeda_fb - Entending drm_framebuffer with komeda attribute 15 */ 16 struct komeda_fb { 17 /** @base: &drm_framebuffer */ 18 struct drm_framebuffer base; 19 /** 20 * @format_caps: 21 * extends drm_format_info for komeda specific information 22 */ 23 const struct komeda_format_caps *format_caps; 24 /** @aligned_w: aligned frame buffer width */ 25 u32 aligned_w; 26 /** @aligned_h: aligned frame buffer height */ 27 u32 aligned_h; 28 }; 29 30 #define to_kfb(dfb) container_of(dfb, struct komeda_fb, base) 31 32 struct drm_framebuffer * 33 komeda_fb_create(struct drm_device *dev, struct drm_file *file, 34 const struct drm_mode_fb_cmd2 *mode_cmd); 35 dma_addr_t 36 komeda_fb_get_pixel_addr(struct komeda_fb *kfb, int x, int y, int plane); 37 bool komeda_fb_is_layer_supported(struct komeda_fb *kfb, u32 layer_type); 38 39 #endif 40