path: root/drivers/gpu/drm/msm/mdp/mdp5/mdp5_pipe.c

/*
 * Copyright (C) 2016 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 "mdp5_kms.h"

void mdp5_pipe_destroy(struct mdp5_hw_pipe *hwpipe)
{
	kfree(hwpipe);
}

struct mdp5_hw_pipe *mdp5_pipe_init(enum mdp5_pipe pipe,
		uint32_t reg_offset, uint32_t caps)
{
	struct mdp5_hw_pipe *hwpipe;

	hwpipe = kzalloc(sizeof(*hwpipe), GFP_KERNEL);
	if (!hwpipe)
		return ERR_PTR(-ENOMEM);

	hwpipe->name = pipe2name(pipe);
	hwpipe->pipe = pipe;
	hwpipe->reg_offset = reg_offset;
	hwpipe->caps = caps;
	hwpipe->flush_mask = mdp_ctl_flush_mask_pipe(pipe);

	spin_lock_init(&hwpipe->pipe_lock);

	return hwpipe;
}