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Diffstat (limited to 'sound/pci/hda/hda_intel.h')
-rw-r--r--sound/pci/hda/hda_intel.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.h b/sound/pci/hda/hda_intel.h
new file mode 100644
index 000000000..d5231f721
--- /dev/null
+++ b/sound/pci/hda/hda_intel.h
@@ -0,0 +1,71 @@
+/*
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * 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, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+#ifndef __SOUND_HDA_INTEL_H
+#define __SOUND_HDA_INTEL_H
+
+#include <drm/i915_component.h>
+#include "hda_controller.h"
+
+struct hda_intel {
+ struct azx chip;
+
+ /* for pending irqs */
+ struct work_struct irq_pending_work;
+
+ /* sync probing */
+ struct completion probe_wait;
+ struct work_struct probe_work;
+
+ /* card list (for power_save trigger) */
+ struct list_head list;
+
+ /* extra flags */
+ unsigned int irq_pending_warned:1;
+
+ /* VGA-switcheroo setup */
+ unsigned int use_vga_switcheroo:1;
+ unsigned int vga_switcheroo_registered:1;
+ unsigned int init_failed:1; /* delayed init failed */
+
+ /* secondary power domain for hdmi audio under vga device */
+ struct dev_pm_domain hdmi_pm_domain;
+
+ /* i915 component interface */
+ struct i915_audio_component audio_component;
+};
+
+#ifdef CONFIG_SND_HDA_I915
+int hda_display_power(struct hda_intel *hda, bool enable);
+void haswell_set_bclk(struct hda_intel *hda);
+int hda_i915_init(struct hda_intel *hda);
+int hda_i915_exit(struct hda_intel *hda);
+#else
+static inline int hda_display_power(struct hda_intel *hda, bool enable)
+{
+ return 0;
+}
+static inline void haswell_set_bclk(struct hda_intel *hda) { return; }
+static inline int hda_i915_init(struct hda_intel *hda)
+{
+ return -ENODEV;
+}
+static inline int hda_i915_exit(struct hda_intel *hda)
+{
+ return 0;
+}
+#endif
+
+#endif