| /* SPDX-License-Identifier: GPL-2.0-only |
| * |
| * evdi_cursor.h |
| * |
| * Copyright (c) 2016 The Chromium OS Authors |
| * Copyright (c) 2016 - 2017 DisplayLink (UK) Ltd. |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| * |
| * 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/>. |
| */ |
| |
| #ifndef _EVDI_CURSOR_H_ |
| #define _EVDI_CURSOR_H_ |
| |
| #include <linux/module.h> |
| #include <drm/drmP.h> |
| #include <drm/drm_crtc.h> |
| |
| struct evdi_cursor; |
| struct evdi_framebuffer; |
| struct evdi_gem_object; |
| |
| int evdi_cursor_init(struct evdi_cursor **cursor); |
| void evdi_cursor_free(struct evdi_cursor *cursor); |
| void evdi_cursor_lock(struct evdi_cursor *cursor); |
| void evdi_cursor_unlock(struct evdi_cursor *cursor); |
| bool evdi_cursor_enabled(struct evdi_cursor *cursor); |
| void evdi_cursor_enable(struct evdi_cursor *cursor, bool enabled); |
| void evdi_cursor_set(struct evdi_cursor *cursor, |
| struct evdi_gem_object *obj, |
| uint32_t width, uint32_t height, |
| int32_t hot_x, int32_t hot_y, |
| uint32_t pixel_format, uint32_t stride); |
| |
| void evdi_cursor_move(struct evdi_cursor *cursor, int32_t x, int32_t y); |
| void evdi_cursor_position(struct evdi_cursor *cursor, int32_t *x, int32_t *y); |
| void evdi_cursor_hotpoint(struct evdi_cursor *cursor, |
| int32_t *hot_x, int32_t *hot_y); |
| void evdi_cursor_size(struct evdi_cursor *cursor, |
| uint32_t *width, uint32_t *height); |
| void evdi_cursor_format(struct evdi_cursor *cursor, uint32_t *format); |
| void evdi_cursor_stride(struct evdi_cursor *cursor, uint32_t *stride); |
| struct evdi_gem_object *evdi_cursor_gem(struct evdi_cursor *cursor); |
| |
| int evdi_cursor_compose_and_copy(struct evdi_cursor *cursor, |
| struct evdi_framebuffer *ufb, |
| char __user *buffer, |
| int buf_byte_stride); |
| #endif |