| // SPDX-License-Identifier: GPL-2.0-only |
| /* |
| * Copyright (c) 2014 The Linux Foundation. All rights reserved. |
| * Copyright (C) 2013 Red Hat |
| * Author: Rob Clark <robdclark@gmail.com> |
| */ |
| |
| |
| #include "msm_drv.h" |
| #include "mdp_kms.h" |
| |
| static struct csc_cfg csc_convert[CSC_MAX] = { |
| [CSC_RGB2RGB] = { |
| .type = CSC_RGB2RGB, |
| .matrix = { |
| 0x0200, 0x0000, 0x0000, |
| 0x0000, 0x0200, 0x0000, |
| 0x0000, 0x0000, 0x0200 |
| }, |
| .pre_bias = { 0x0, 0x0, 0x0 }, |
| .post_bias = { 0x0, 0x0, 0x0 }, |
| .pre_clamp = { 0x0, 0xff, 0x0, 0xff, 0x0, 0xff }, |
| .post_clamp = { 0x0, 0xff, 0x0, 0xff, 0x0, 0xff }, |
| }, |
| [CSC_YUV2RGB] = { |
| .type = CSC_YUV2RGB, |
| .matrix = { |
| 0x0254, 0x0000, 0x0331, |
| 0x0254, 0xff37, 0xfe60, |
| 0x0254, 0x0409, 0x0000 |
| }, |
| .pre_bias = { 0xfff0, 0xff80, 0xff80 }, |
| .post_bias = { 0x00, 0x00, 0x00 }, |
| .pre_clamp = { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff }, |
| .post_clamp = { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff }, |
| }, |
| [CSC_RGB2YUV] = { |
| .type = CSC_RGB2YUV, |
| .matrix = { |
| 0x0083, 0x0102, 0x0032, |
| 0x1fb5, 0x1f6c, 0x00e1, |
| 0x00e1, 0x1f45, 0x1fdc |
| }, |
| .pre_bias = { 0x00, 0x00, 0x00 }, |
| .post_bias = { 0x10, 0x80, 0x80 }, |
| .pre_clamp = { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff }, |
| .post_clamp = { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0 }, |
| }, |
| [CSC_YUV2YUV] = { |
| .type = CSC_YUV2YUV, |
| .matrix = { |
| 0x0200, 0x0000, 0x0000, |
| 0x0000, 0x0200, 0x0000, |
| 0x0000, 0x0000, 0x0200 |
| }, |
| .pre_bias = { 0x00, 0x00, 0x00 }, |
| .post_bias = { 0x00, 0x00, 0x00 }, |
| .pre_clamp = { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff }, |
| .post_clamp = { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff }, |
| }, |
| }; |
| |
| #define FMT(name, a, r, g, b, e0, e1, e2, e3, alpha, tight, c, cnt, fp, cs, yuv) { \ |
| .base = { .pixel_format = DRM_FORMAT_ ## name }, \ |
| .bpc_a = BPC ## a ## A, \ |
| .bpc_r = BPC ## r, \ |
| .bpc_g = BPC ## g, \ |
| .bpc_b = BPC ## b, \ |
| .unpack = { e0, e1, e2, e3 }, \ |
| .alpha_enable = alpha, \ |
| .unpack_tight = tight, \ |
| .cpp = c, \ |
| .unpack_count = cnt, \ |
| .fetch_type = fp, \ |
| .chroma_sample = cs, \ |
| .is_yuv = yuv, \ |
| } |
| |
| #define BPC0A 0 |
| |
| /* |
| * Note: Keep RGB formats 1st, followed by YUV formats to avoid breaking |
| * mdp_get_rgb_formats()'s implementation. |
| */ |
| static const struct mdp_format formats[] = { |
| /* name a r g b e0 e1 e2 e3 alpha tight cpp cnt ... */ |
| FMT(ARGB8888, 8, 8, 8, 8, 1, 0, 2, 3, true, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(ABGR8888, 8, 8, 8, 8, 2, 0, 1, 3, true, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(RGBA8888, 8, 8, 8, 8, 3, 1, 0, 2, true, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(BGRA8888, 8, 8, 8, 8, 3, 2, 0, 1, true, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(XRGB8888, 8, 8, 8, 8, 1, 0, 2, 3, false, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(XBGR8888, 8, 8, 8, 8, 2, 0, 1, 3, false, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(RGBX8888, 8, 8, 8, 8, 3, 1, 0, 2, false, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(BGRX8888, 8, 8, 8, 8, 3, 2, 0, 1, false, true, 4, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(RGB888, 0, 8, 8, 8, 1, 0, 2, 0, false, true, 3, 3, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(BGR888, 0, 8, 8, 8, 2, 0, 1, 0, false, true, 3, 3, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(RGB565, 0, 5, 6, 5, 1, 0, 2, 0, false, true, 2, 3, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| FMT(BGR565, 0, 5, 6, 5, 2, 0, 1, 0, false, true, 2, 3, |
| MDP_PLANE_INTERLEAVED, CHROMA_FULL, false), |
| |
| /* --- RGB formats above / YUV formats below this line --- */ |
| |
| /* 2 plane YUV */ |
| FMT(NV12, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 2, 2, |
| MDP_PLANE_PSEUDO_PLANAR, CHROMA_420, true), |
| FMT(NV21, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 2, 2, |
| MDP_PLANE_PSEUDO_PLANAR, CHROMA_420, true), |
| FMT(NV16, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 2, 2, |
| MDP_PLANE_PSEUDO_PLANAR, CHROMA_H2V1, true), |
| FMT(NV61, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 2, 2, |
| MDP_PLANE_PSEUDO_PLANAR, CHROMA_H2V1, true), |
| /* 1 plane YUV */ |
| FMT(VYUY, 0, 8, 8, 8, 2, 0, 1, 0, false, true, 2, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true), |
| FMT(UYVY, 0, 8, 8, 8, 1, 0, 2, 0, false, true, 2, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true), |
| FMT(YUYV, 0, 8, 8, 8, 0, 1, 0, 2, false, true, 2, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true), |
| FMT(YVYU, 0, 8, 8, 8, 0, 2, 0, 1, false, true, 2, 4, |
| MDP_PLANE_INTERLEAVED, CHROMA_H2V1, true), |
| /* 3 plane YUV */ |
| FMT(YUV420, 0, 8, 8, 8, 2, 1, 0, 0, false, true, 1, 1, |
| MDP_PLANE_PLANAR, CHROMA_420, true), |
| FMT(YVU420, 0, 8, 8, 8, 1, 2, 0, 0, false, true, 1, 1, |
| MDP_PLANE_PLANAR, CHROMA_420, true), |
| }; |
| |
| /* |
| * Note: |
| * @rgb_only must be set to true, when requesting |
| * supported formats for RGB pipes. |
| */ |
| uint32_t mdp_get_formats(uint32_t *pixel_formats, uint32_t max_formats, |
| bool rgb_only) |
| { |
| uint32_t i; |
| for (i = 0; i < ARRAY_SIZE(formats); i++) { |
| const struct mdp_format *f = &formats[i]; |
| |
| if (i == max_formats) |
| break; |
| |
| if (rgb_only && MDP_FORMAT_IS_YUV(f)) |
| break; |
| |
| pixel_formats[i] = f->base.pixel_format; |
| } |
| |
| return i; |
| } |
| |
| const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format, |
| uint64_t modifier) |
| { |
| int i; |
| for (i = 0; i < ARRAY_SIZE(formats); i++) { |
| const struct mdp_format *f = &formats[i]; |
| if (f->base.pixel_format == format) |
| return &f->base; |
| } |
| return NULL; |
| } |
| |
| struct csc_cfg *mdp_get_default_csc_cfg(enum csc_type type) |
| { |
| if (WARN_ON(type >= CSC_MAX)) |
| return NULL; |
| |
| return &csc_convert[type]; |
| } |
