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