1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. 4 * Copyright (C) 2013 Red Hat 5 * Author: Rob Clark <robdclark@gmail.com> 6 */ 7 8 #ifndef __MSM_FORMAT_H__ 9 #define __MSM_FORMAT_H__ 10 11 #include "mdp_common.xml.h" 12 13 enum msm_format_flags { 14 MSM_FORMAT_FLAG_YUV_BIT, 15 MSM_FORMAT_FLAG_DX_BIT, 16 MSM_FORMAT_FLAG_COMPRESSED_BIT, 17 MSM_FORMAT_FLAG_UNPACK_TIGHT_BIT, 18 MSM_FORMAT_FLAG_UNPACK_ALIGN_MSB_BIT, 19 }; 20 21 #define MSM_FORMAT_FLAG_YUV BIT(MSM_FORMAT_FLAG_YUV_BIT) 22 #define MSM_FORMAT_FLAG_DX BIT(MSM_FORMAT_FLAG_DX_BIT) 23 #define MSM_FORMAT_FLAG_COMPRESSED BIT(MSM_FORMAT_FLAG_COMPRESSED_BIT) 24 #define MSM_FORMAT_FLAG_UNPACK_TIGHT BIT(MSM_FORMAT_FLAG_UNPACK_TIGHT_BIT) 25 #define MSM_FORMAT_FLAG_UNPACK_ALIGN_MSB BIT(MSM_FORMAT_FLAG_UNPACK_ALIGN_MSB_BIT) 26 27 /** 28 * DPU HW,Component order color map 29 */ 30 enum { 31 C0_G_Y = 0, 32 C1_B_Cb = 1, 33 C2_R_Cr = 2, 34 C3_ALPHA = 3 35 }; 36 37 /** 38 * struct msm_format: defines the format configuration 39 * @pixel_format: format fourcc 40 * @element: element color ordering 41 * @fetch_type: how the color components are packed in pixel format 42 * @chroma_sample: chroma sub-samplng type 43 * @alpha_enable: whether the format has an alpha channel 44 * @unpack_count: number of the components to unpack 45 * @bpp: bytes per pixel 46 * @flags: usage bit flags 47 * @num_planes: number of planes (including meta data planes) 48 * @fetch_mode: linear, tiled, or ubwc hw fetch behavior 49 * @tile_height: format tile height 50 */ 51 struct msm_format { 52 uint32_t pixel_format; 53 enum mdp_bpc bpc_g_y, bpc_b_cb, bpc_r_cr; 54 enum mdp_bpc_alpha bpc_a; 55 u8 element[4]; 56 enum mdp_fetch_type fetch_type; 57 enum mdp_chroma_samp_type chroma_sample; 58 bool alpha_enable; 59 u8 unpack_count; 60 u8 bpp; 61 unsigned long flags; 62 u8 num_planes; 63 enum mdp_fetch_mode fetch_mode; 64 u16 tile_height; 65 }; 66 67 #define MSM_FORMAT_IS_YUV(X) ((X)->flags & MSM_FORMAT_FLAG_YUV) 68 #define MSM_FORMAT_IS_DX(X) ((X)->flags & MSM_FORMAT_FLAG_DX) 69 #define MSM_FORMAT_IS_LINEAR(X) ((X)->fetch_mode == MDP_FETCH_LINEAR) 70 #define MSM_FORMAT_IS_TILE(X) \ 71 (((X)->fetch_mode == MDP_FETCH_UBWC) && \ 72 !((X)->flags & MSM_FORMAT_FLAG_COMPRESSED)) 73 #define MSM_FORMAT_IS_UBWC(X) \ 74 (((X)->fetch_mode == MDP_FETCH_UBWC) && \ 75 ((X)->flags & MSM_FORMAT_FLAG_COMPRESSED)) 76 77 #endif 78