mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-26 06:30:53 +07:00
6579324a41
Add support for host1x client modules, and host1x channels to submit work to the clients. Signed-off-by: Arto Merilainen <amerilainen@nvidia.com> Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Reviewed-by: Thierry Reding <thierry.reding@avionic-design.de> Tested-by: Thierry Reding <thierry.reding@avionic-design.de> Tested-by: Erik Faye-Lund <kusmabite@gmail.com> Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/*
|
|
* Tegra host1x Channel
|
|
*
|
|
* Copyright (c) 2010-2013, NVIDIA Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope 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 __HOST1X_CHANNEL_H
|
|
#define __HOST1X_CHANNEL_H
|
|
|
|
#include <linux/io.h>
|
|
|
|
#include "cdma.h"
|
|
|
|
struct host1x;
|
|
|
|
struct host1x_channel {
|
|
struct list_head list;
|
|
|
|
unsigned int refcount;
|
|
unsigned int id;
|
|
struct mutex reflock;
|
|
struct mutex submitlock;
|
|
void __iomem *regs;
|
|
struct device *dev;
|
|
struct host1x_cdma cdma;
|
|
};
|
|
|
|
/* channel list operations */
|
|
int host1x_channel_list_init(struct host1x *host);
|
|
|
|
struct host1x_channel *host1x_channel_request(struct device *dev);
|
|
void host1x_channel_free(struct host1x_channel *channel);
|
|
struct host1x_channel *host1x_channel_get(struct host1x_channel *channel);
|
|
void host1x_channel_put(struct host1x_channel *channel);
|
|
int host1x_job_submit(struct host1x_job *job);
|
|
|
|
#define host1x_for_each_channel(host, channel) \
|
|
list_for_each_entry(channel, &host->chlist.list, list)
|
|
|
|
#endif
|