1/*
2 *  This program is free software; you can redistribute it and/or modify it
3 *  under the terms of the GNU General Public License as published by the Free
4 *  Software Foundation; either version 2 of the License, or (at your option)
5 *  any later version.
6 *
7 *  This program is distributed in the hope that it will be useful, but WITHOUT
8 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
10 *  more details.
11 *
12 *  You should have received a copy of the GNU General Public License along with
13 *  this program; if not, write to the Free Software Foundation, Inc., 59
14 *  Temple Place - Suite 330, Boston, MA  02111-1307, USA.
15 */
16#ifndef __SOUND_HDA_INTEL_H
17#define __SOUND_HDA_INTEL_H
18
19#include <drm/i915_component.h>
20#include "hda_controller.h"
21
22struct hda_intel {
23	struct azx chip;
24
25	/* for pending irqs */
26	struct work_struct irq_pending_work;
27
28	/* sync probing */
29	struct completion probe_wait;
30	struct work_struct probe_work;
31
32	/* card list (for power_save trigger) */
33	struct list_head list;
34
35	/* extra flags */
36	unsigned int irq_pending_warned:1;
37
38	/* VGA-switcheroo setup */
39	unsigned int use_vga_switcheroo:1;
40	unsigned int vga_switcheroo_registered:1;
41	unsigned int init_failed:1; /* delayed init failed */
42
43	/* secondary power domain for hdmi audio under vga device */
44	struct dev_pm_domain hdmi_pm_domain;
45
46	/* i915 component interface */
47	struct i915_audio_component audio_component;
48};
49
50#ifdef CONFIG_SND_HDA_I915
51int hda_display_power(struct hda_intel *hda, bool enable);
52void haswell_set_bclk(struct hda_intel *hda);
53int hda_i915_init(struct hda_intel *hda);
54int hda_i915_exit(struct hda_intel *hda);
55#else
56static inline int hda_display_power(struct hda_intel *hda, bool enable)
57{
58	return 0;
59}
60static inline void haswell_set_bclk(struct hda_intel *hda) { return; }
61static inline int hda_i915_init(struct hda_intel *hda)
62{
63	return -ENODEV;
64}
65static inline int hda_i915_exit(struct hda_intel *hda)
66{
67	return 0;
68}
69#endif
70
71#endif
72