506508e1cd
Cleanup unused functions from all modules in sde driver. Change-Id: Ia0e72ab9c281b4200a63ce35bf184e83fe1db5d2 Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
139 lines
4.4 KiB
C
139 lines
4.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2015-2019, 2021, The Linux Foundation. All rights reserved.
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*/
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#ifndef _SDE_FORMATS_H
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#define _SDE_FORMATS_H
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#include <drm/drm_fourcc.h>
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#include "msm_gem.h"
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#include "sde_hw_mdss.h"
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/**
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* sde_get_sde_format_ext() - Returns sde format structure pointer.
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* @format: DRM FourCC Code
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* @modifier: format modifier from client
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*/
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const struct sde_format *sde_get_sde_format_ext(
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const uint32_t format,
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const uint64_t modifier);
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#define sde_get_sde_format(f) sde_get_sde_format_ext(f, 0)
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/**
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* sde_get_msm_format - get an sde_format by its msm_format base
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* callback function registers with the msm_kms layer
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* @kms: kms driver
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* @format: DRM FourCC Code
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* @modifier: data layout modifier
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*/
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const struct msm_format *sde_get_msm_format(
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struct msm_kms *kms,
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const uint32_t format,
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const uint64_t modifier);
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/**
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* sde_populate_formats - populate the given array with fourcc codes supported
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* @format_list: pointer to list of possible formats
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* @pixel_formats: array to populate with fourcc codes
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* @pixel_modifiers: array to populate with drm modifiers, can be NULL
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* @pixel_formats_max: length of pixel formats array
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* Return: number of elements populated
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*/
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uint32_t sde_populate_formats(
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const struct sde_format_extended *format_list,
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uint32_t *pixel_formats,
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uint64_t *pixel_modifiers,
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uint32_t pixel_formats_max);
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/**
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* sde_format_get_plane_sizes - calculate size and layout of given buffer format
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* @fmt: pointer to sde_format
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* @w: width of the buffer
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* @h: height of the buffer
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* @layout: layout of the buffer
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* @pitches: array of size [SDE_MAX_PLANES] to populate
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* pitch for each plane
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*
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* Return: size of the buffer
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*/
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int sde_format_get_plane_sizes(
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const struct sde_format *fmt,
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const uint32_t w,
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const uint32_t h,
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struct sde_hw_fmt_layout *layout,
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const uint32_t *pitches);
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/**
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* sde_format_check_modified_format - validate format and buffers for
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* sde non-standard, i.e. modified format
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* @kms: kms driver
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* @msm_fmt: pointer to the msm_fmt base pointer of an sde_format
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* @cmd: fb_cmd2 structure user request
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* @bos: gem buffer object list
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*
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* Return: error code on failure, 0 on success
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*/
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int sde_format_check_modified_format(
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const struct msm_kms *kms,
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const struct msm_format *msm_fmt,
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const struct drm_mode_fb_cmd2 *cmd,
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struct drm_gem_object **bos);
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/**
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* sde_format_populate_layout - populate the given format layout based on
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* mmu, fb, and format found in the fb
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* @aspace: address space pointer
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* @fb: framebuffer pointer
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* @fmtl: format layout structure to populate
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*
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* Return: error code on failure, -EAGAIN if success but the addresses
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* are the same as before or 0 if new addresses were populated
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*/
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int sde_format_populate_layout(
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struct msm_gem_address_space *aspace,
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struct drm_framebuffer *fb,
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struct sde_hw_fmt_layout *fmtl);
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/**
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* sde_format_get_framebuffer_size - get framebuffer memory size
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* @format: DRM pixel format
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* @width: pixel width
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* @height: pixel height
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* @pitches: array of size [SDE_MAX_PLANES] to populate
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* pitch for each plane
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* @modifier: drm modifier
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*
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* Return: memory size required for frame buffer
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*/
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uint32_t sde_format_get_framebuffer_size(
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const uint32_t format,
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const uint32_t width,
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const uint32_t height,
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const uint32_t *pitches,
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const uint64_t modifier);
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/**
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* sde_format_is_tp10_ubwc - check if the format is tp10 ubwc
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* @format: DRM pixel format
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*
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* Return: returns true if the format is tp10 ubwc, otherwise false.
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*/
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bool sde_format_is_tp10_ubwc(const struct sde_format *fmt);
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/**
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* sde_format_validate_fmt - validates if the format "sde_fmt" is within
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* the list "fmt_list"
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* @kms: pointer to the kms object
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* @sde_fmt: pointer to the format to look within the list
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* @fmt_list: list where driver will loop to look for the 'sde_fmt' format.
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* @result: returns 0 if the format is found, otherwise will return an
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* error code.
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*/
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int sde_format_validate_fmt(struct msm_kms *kms,
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const struct sde_format *sde_fmt,
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const struct sde_format_extended *fmt_list);
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#endif /*_SDE_FORMATS_H */
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