mirror of
				https://github.com/torvalds/linux.git
				synced 2025-11-04 10:40:15 +02:00 
			
		
		
		
	This change plumbs the new fb modifier through the various mdp/disp get_format hooks. Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org> [seanpaul pimped out commit message a bit] Signed-off-by: Sean Paul <seanpaul@chromium.org> Signed-off-by: Rob Clark <robdclark@gmail.com>
		
			
				
	
	
		
			192 lines
		
	
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			192 lines
		
	
	
	
		
			6.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
 | 
						|
 * Copyright (c) 2014 The Linux Foundation. All rights reserved.
 | 
						|
 * Copyright (C) 2013 Red Hat
 | 
						|
 * Author: Rob Clark <robdclark@gmail.com>
 | 
						|
 *
 | 
						|
 * This program is free software; you can redistribute it and/or modify it
 | 
						|
 * under the terms of the GNU General Public License version 2 as published by
 | 
						|
 * the Free Software Foundation.
 | 
						|
 *
 | 
						|
 * This program is distributed in the hope that it will be useful, but WITHOUT
 | 
						|
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 | 
						|
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 | 
						|
 * more details.
 | 
						|
 *
 | 
						|
 * You should have received a copy of the GNU General Public License along with
 | 
						|
 * this program.  If not, see <http://www.gnu.org/licenses/>.
 | 
						|
 */
 | 
						|
 | 
						|
 | 
						|
#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 (unlikely(WARN_ON(type >= CSC_MAX)))
 | 
						|
		return NULL;
 | 
						|
 | 
						|
	return &csc_convert[type];
 | 
						|
}
 |