| /* Copyright (c) 2015-2018, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only 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. |
| */ |
| |
| #ifndef _DPU_FORMATS_H |
| #define _DPU_FORMATS_H |
| |
| #include <drm/drm_fourcc.h> |
| #include "msm_gem.h" |
| #include "dpu_hw_mdss.h" |
| |
| /** |
| * dpu_get_dpu_format_ext() - Returns dpu format structure pointer. |
| * @format: DRM FourCC Code |
| * @modifiers: format modifier array from client, one per plane |
| */ |
| const struct dpu_format *dpu_get_dpu_format_ext( |
| const uint32_t format, |
| const uint64_t modifier); |
| |
| #define dpu_get_dpu_format(f) dpu_get_dpu_format_ext(f, 0) |
| |
| /** |
| * dpu_get_msm_format - get an dpu_format by its msm_format base |
| * callback function registers with the msm_kms layer |
| * @kms: kms driver |
| * @format: DRM FourCC Code |
| * @modifiers: data layout modifier |
| */ |
| const struct msm_format *dpu_get_msm_format( |
| struct msm_kms *kms, |
| const uint32_t format, |
| const uint64_t modifiers); |
| |
| /** |
| * dpu_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 dpu_populate_formats( |
| const struct dpu_format_extended *format_list, |
| uint32_t *pixel_formats, |
| uint64_t *pixel_modifiers, |
| uint32_t pixel_formats_max); |
| |
| /** |
| * dpu_format_check_modified_format - validate format and buffers for |
| * dpu non-standard, i.e. modified format |
| * @kms: kms driver |
| * @msm_fmt: pointer to the msm_fmt base pointer of an dpu_format |
| * @cmd: fb_cmd2 structure user request |
| * @bos: gem buffer object list |
| * |
| * Return: error code on failure, 0 on success |
| */ |
| int dpu_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); |
| |
| /** |
| * dpu_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 dpu_format_populate_layout( |
| struct msm_gem_address_space *aspace, |
| struct drm_framebuffer *fb, |
| struct dpu_hw_fmt_layout *fmtl); |
| |
| #endif /*_DPU_FORMATS_H */ |
