Files
android_kernel_samsung_sm86…/msm/sde/sde_formats.h
Samantha Tran 1e4664fcec disp: msm: sde: add support for CWB ROI cropping feature
This change exposes capabilities for CWB ROI to userspace
as well as implements the cropping feature which is now supported.

Change-Id: Idf76727175bf7c183367be715eaa45f3a432640c
Signed-off-by: Samantha Tran <samtran@codeaurora.org>
2021-02-23 17:17:29 -08:00

151 lines
4.8 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2015-2019, 2021, The Linux Foundation. All rights reserved.
*/
#ifndef _SDE_FORMATS_H
#define _SDE_FORMATS_H
#include <drm/drm_fourcc.h>
#include "msm_gem.h"
#include "sde_hw_mdss.h"
/**
* sde_get_sde_format_ext() - Returns sde format structure pointer.
* @format: DRM FourCC Code
* @modifier: format modifier from client
*/
const struct sde_format *sde_get_sde_format_ext(
const uint32_t format,
const uint64_t modifier);
#define sde_get_sde_format(f) sde_get_sde_format_ext(f, 0)
/**
* sde_get_msm_format - get an sde_format by its msm_format base
* callback function registers with the msm_kms layer
* @kms: kms driver
* @format: DRM FourCC Code
* @modifier: data layout modifier
*/
const struct msm_format *sde_get_msm_format(
struct msm_kms *kms,
const uint32_t format,
const uint64_t modifier);
/**
* sde_populate_formats - populate the given array with fourcc codes supported
* @format_list: pointer to list of possible formats
* @pixel_formats: array to populate with fourcc codes
* @pixel_modifiers: array to populate with drm modifiers, can be NULL
* @pixel_formats_max: length of pixel formats array
* Return: number of elements populated
*/
uint32_t sde_populate_formats(
const struct sde_format_extended *format_list,
uint32_t *pixel_formats,
uint64_t *pixel_modifiers,
uint32_t pixel_formats_max);
/**
* sde_format_get_plane_sizes - calculate size and layout of given buffer format
* @fmt: pointer to sde_format
* @w: width of the buffer
* @h: height of the buffer
* @layout: layout of the buffer
* @pitches: array of size [SDE_MAX_PLANES] to populate
* pitch for each plane
*
* Return: size of the buffer
*/
int sde_format_get_plane_sizes(
const struct sde_format *fmt,
const uint32_t w,
const uint32_t h,
struct sde_hw_fmt_layout *layout,
const uint32_t *pitches);
/**
* sde_format_get_block_size - get block size of given format when
* operating in block mode
* @fmt: pointer to sde_format
* @w: pointer to width of the block
* @h: pointer to height of the block
*
* Return: 0 if success; error oode otherwise
*/
int sde_format_get_block_size(const struct sde_format *fmt,
uint32_t *w, uint32_t *h);
/**
* sde_format_check_modified_format - validate format and buffers for
* sde non-standard, i.e. modified format
* @kms: kms driver
* @msm_fmt: pointer to the msm_fmt base pointer of an sde_format
* @cmd: fb_cmd2 structure user request
* @bos: gem buffer object list
*
* Return: error code on failure, 0 on success
*/
int sde_format_check_modified_format(
const struct msm_kms *kms,
const struct msm_format *msm_fmt,
const struct drm_mode_fb_cmd2 *cmd,
struct drm_gem_object **bos);
/**
* sde_format_populate_layout - populate the given format layout based on
* mmu, fb, and format found in the fb
* @aspace: address space pointer
* @fb: framebuffer pointer
* @fmtl: format layout structure to populate
*
* Return: error code on failure, -EAGAIN if success but the addresses
* are the same as before or 0 if new addresses were populated
*/
int sde_format_populate_layout(
struct msm_gem_address_space *aspace,
struct drm_framebuffer *fb,
struct sde_hw_fmt_layout *fmtl);
/**
* sde_format_get_framebuffer_size - get framebuffer memory size
* @format: DRM pixel format
* @width: pixel width
* @height: pixel height
* @pitches: array of size [SDE_MAX_PLANES] to populate
* pitch for each plane
* @modifier: drm modifier
*
* Return: memory size required for frame buffer
*/
uint32_t sde_format_get_framebuffer_size(
const uint32_t format,
const uint32_t width,
const uint32_t height,
const uint32_t *pitches,
const uint64_t modifier);
/**
* sde_format_is_tp10_ubwc - check if the format is tp10 ubwc
* @format: DRM pixel format
*
* Return: returns true if the format is tp10 ubwc, otherwise false.
*/
bool sde_format_is_tp10_ubwc(const struct sde_format *fmt);
/**
* sde_format_validate_fmt - validates if the format "sde_fmt" is within
* the list "fmt_list"
* @kms: pointer to the kms object
* @sde_fmt: pointer to the format to look within the list
* @fmt_list: list where driver will loop to look for the 'sde_fmt' format.
* @result: returns 0 if the format is found, otherwise will return an
* error code.
*/
int sde_format_validate_fmt(struct msm_kms *kms,
const struct sde_format *sde_fmt,
const struct sde_format_extended *fmt_list);
#endif /*_SDE_FORMATS_H */