1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * drivers/video/rockchip/flinger/flinger.c 4 * 5 * Copyright (C) 2022 Rockchip Electronics Co.Ltd 6 * 7 */ 8 #ifndef __VEHICLE_FLINGER_H 9 #define __VEHICLE_FLINGER_H 10 11 #include "vehicle_cfg.h" 12 #include "../rga3/include/rga.h" 13 #include <linux/types.h> 14 #include <linux/dma-mapping.h> 15 16 int vehicle_flinger_init(struct device *dev, struct vehicle_cfg *v_cfg); 17 int vehicle_flinger_deinit(void); 18 int vehicle_flinger_reverse_open(struct vehicle_cfg *cfg, 19 bool android_already); 20 int vehicle_flinger_reverse_close(bool android_already); 21 unsigned long vehicle_flinger_request_cif_buffer(void); 22 void vehicle_flinger_commit_cif_buffer(u32 buf_phy_addr); 23 24 enum { 25 RGA_TRANSFORM_ROT_MASK = 0x0000000F, 26 RGA_TRANSFORM_ROT_0 = 0x00000000, 27 RGA_TRANSFORM_ROT_90 = 0x00000001, 28 RGA_TRANSFORM_ROT_180 = 0x00000002, 29 RGA_TRANSFORM_ROT_270 = 0x00000004, 30 31 RGA_TRANSFORM_FLIP_MASK = 0x000000F0, 32 RGA_TRANSFORM_FLIP_H = 0x00000020, 33 RGA_TRANSFORM_FLIP_V = 0x00000010, 34 }; 35 /* 36 * pixel format definitions,this is copy from android/system/core/include/system/graphics.h 37 */ 38 enum { 39 HAL_PIXEL_FORMAT_RGBA_8888 = 1, 40 HAL_PIXEL_FORMAT_RGBX_8888 = 2, 41 HAL_PIXEL_FORMAT_RGB_888 = 3, 42 HAL_PIXEL_FORMAT_RGB_565 = 4, 43 HAL_PIXEL_FORMAT_BGRA_8888 = 5, 44 HAL_PIXEL_FORMAT_RGBA_5551 = 6, 45 HAL_PIXEL_FORMAT_RGBA_4444 = 7, 46 47 /* 0x8 - 0xFF range unavailable */ 48 49 /* 50 * 0x100 - 0x1FF 51 * 52 * This range is reserved for pixel formats that are specific to the HAL 53 * implementation. Implementations can use any value in this range to 54 * communicate video pixel formats between their HAL modules. These formats 55 * must not have an alpha channel. Additionally, an EGLimage created from a 56 * gralloc buffer of one of these formats must be supported for use with the 57 * GL_OES_EGL_image_external OpenGL ES extension. 58 */ 59 60 /* 61 * Android YUV format: 62 * 63 * This format is exposed outside of the HAL to software decoders and 64 * applications. EGLImageKHR must support it in conjunction with the 65 * OES_EGL_image_external extension. 66 * 67 * YV12 is a 4:2:0 YCrCb planar format comprised of a WxH Y plane followed 68 * by (W/2) x (H/2) Cr and Cb planes. 69 * 70 * This format assumes 71 * - an even width 72 * - an even height 73 * - a horizontal stride multiple of 16 pixels 74 * - a vertical stride equal to the height 75 * 76 * y_size = stride * height 77 * c_size = ALIGN(stride/2, 16) * height/2 78 * size = y_size + c_size * 2 79 * cr_offset = y_size 80 * cb_offset = y_size + c_size 81 * 82 */ 83 HAL_PIXEL_FORMAT_YV12 = 0x32315659, // YCrCb 4:2:0 Planar 84 85 /* Legacy formats (deprecated), used by ImageFormat.java */ 86 87 /* 88 *YCbCr format default is BT601. 89 */ 90 HAL_PIXEL_FORMAT_YCbCr_422_SP = 0x10, // NV16 91 HAL_PIXEL_FORMAT_YCrCb_420_SP = 0x11, // NV21 92 HAL_PIXEL_FORMAT_YCbCr_422_I = 0x14, // YUY2 93 HAL_PIXEL_FORMAT_YCrCb_NV12 = 0x20, // YUY2 94 HAL_PIXEL_FORMAT_YCrCb_NV12_VIDEO = 0x21, // YUY2 95 96 HAL_PIXEL_FORMAT_YCrCb_NV12_10 = 0x22, // YUV420_1obit 97 HAL_PIXEL_FORMAT_YCbCr_422_SP_10 = 0x23, // YUV422_1obit 98 HAL_PIXEL_FORMAT_YCrCb_444_SP_10 = 0x24, //YUV444_1obit 99 100 HAL_PIXEL_FORMAT_YCrCb_444 = 0x25, //yuv444 101 HAL_PIXEL_FORMAT_FBDC_RGB565 = 0x26, 102 HAL_PIXEL_FORMAT_FBDC_U8U8U8U8 = 0x27, /*ARGB888*/ 103 HAL_PIXEL_FORMAT_FBDC_U8U8U8 = 0x28, /*RGBP888*/ 104 HAL_PIXEL_FORMAT_FBDC_RGBA888 = 0x29, /*ABGR888*/ 105 HAL_PIXEL_FORMAT_BGRX_8888 = 0x30, 106 HAL_PIXEL_FORMAT_BGR_888 = 0x31, 107 HAL_PIXEL_FORMAT_BGR_565 = 0x32, 108 109 HAL_PIXEL_FORMAT_YUYV422 = 0x33, 110 HAL_PIXEL_FORMAT_YUYV420 = 0x34, 111 HAL_PIXEL_FORMAT_UYVY422 = 0x35, 112 HAL_PIXEL_FORMAT_UYVY420 = 0x36, 113 }; 114 115 #endif 116