43 lines
1.5 KiB
C
43 lines
1.5 KiB
C
/*
|
|
* dc_shared_isr.c: dc shared isr function declarations.
|
|
*
|
|
* Copyright (c) 2016-2017, NVIDIA CORPORATION, All rights reserved.
|
|
*
|
|
* This software is licensed under the terms of the GNU General Public
|
|
* License version 2, as published by the Free Software Foundation, and
|
|
* may be copied, distributed, and modified under those terms.
|
|
*
|
|
* 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 __DRIVERS_VIDEO_TEGRA_DC_DC_SHARED_ISR_H
|
|
#define __DRIVERS_VIDEO_TEGRA_DC_DC_SHARED_ISR_H
|
|
|
|
/* define to share the Tegra display IRQ with other kernel module */
|
|
#define TEGRA_DC_USR_SHARED_IRQ
|
|
|
|
#define TEGRA_DC_HEAD_STATUS_MAGIC1 0x12348765
|
|
struct tegra_dc_head_status {
|
|
int magic; /* magic number to match */
|
|
int irqnum; /* IRQ line number */
|
|
bool init; /* display initialized */
|
|
bool connected; /* display is connected */
|
|
bool active; /* display is active */
|
|
char dummy[53]; /* dummy padding */
|
|
};
|
|
|
|
int tegra_dc_get_numof_dispheads(void);
|
|
int tegra_dc_get_disphead_sts(int dcid, struct tegra_dc_head_status *pSts);
|
|
int tegra_dc_register_isr_usr_cb(int dcid,
|
|
int (*usr_isr)(int dcid, unsigned long irq_sts, void *usr_isr_pdt),
|
|
void *usr_isr_pdt);
|
|
int tegra_dc_unregister_isr_usr_cb(int dcid,
|
|
int (*usr_isr)(int dcid, unsigned long irq_sts, void *usr_isr_pdt),
|
|
void *usr_isr_pdt);
|
|
|
|
#endif
|