treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / gpu / drm / gma500 / psb_irq.h
blob58fd502e3b9d161f9266bfed049cbc55d86a3d72
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /**************************************************************************
3 * Copyright (c) 2009-2011, Intel Corporation.
4 * All Rights Reserved.
6 * Authors:
7 * Benjamin Defnet <benjamin.r.defnet@intel.com>
8 * Rajesh Poornachandran <rajesh.poornachandran@intel.com>
10 **************************************************************************/
12 #ifndef _PSB_IRQ_H_
13 #define _PSB_IRQ_H_
15 struct drm_device;
17 bool sysirq_init(struct drm_device *dev);
18 void sysirq_uninit(struct drm_device *dev);
20 void psb_irq_preinstall(struct drm_device *dev);
21 int psb_irq_postinstall(struct drm_device *dev);
22 void psb_irq_uninstall(struct drm_device *dev);
23 irqreturn_t psb_irq_handler(int irq, void *arg);
25 int psb_irq_enable_dpst(struct drm_device *dev);
26 int psb_irq_disable_dpst(struct drm_device *dev);
27 void psb_irq_turn_on_dpst(struct drm_device *dev);
28 void psb_irq_turn_off_dpst(struct drm_device *dev);
29 int psb_enable_vblank(struct drm_device *dev, unsigned int pipe);
30 void psb_disable_vblank(struct drm_device *dev, unsigned int pipe);
31 u32 psb_get_vblank_counter(struct drm_device *dev, unsigned int pipe);
33 int mdfld_enable_te(struct drm_device *dev, int pipe);
34 void mdfld_disable_te(struct drm_device *dev, int pipe);
35 #endif /* _PSB_IRQ_H_ */