Add 'qcom/opensource/audio-kernel/' from commit '0ee387dfadf349618494d6f82ec8cec796ebef70'

git-subtree-dir: qcom/opensource/audio-kernel
git-subtree-mainline: 99ab089c55
git-subtree-split: 0ee387dfad
Change-Id:
repo: https://git.codelinaro.org/clo/la/platform/vendor/qcom/opensource/audio-kernel-ar
tag: AUDIO.LA.9.0.r1-07400-lanai.0

qcom/opensource/audio-kernel/asoc/codecs/rouleur/rouleur-mbhc.h

@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright (c) 2020, The Linux Foundation. All rights reserved.
+ */
+#ifndef __ROULEUR_MBHC_H__
+#define __ROULEUR_MBHC_H__
+#include <asoc/wcd-mbhc-v2.h>
+
+struct rouleur_mbhc {
+	struct wcd_mbhc wcd_mbhc;
+	struct blocking_notifier_head notifier;
+	struct fw_info *fw_data;
+};
+
+#if IS_ENABLED(CONFIG_SND_SOC_ROULEUR)
+extern int rouleur_mbhc_init(struct rouleur_mbhc **mbhc,
+			   struct snd_soc_component *component,
+			   struct fw_info *fw_data);
+extern void rouleur_mbhc_hs_detect_exit(struct snd_soc_component *component);
+extern int rouleur_mbhc_hs_detect(struct snd_soc_component *component,
+				struct wcd_mbhc_config *mbhc_cfg);
+extern void rouleur_mbhc_deinit(struct snd_soc_component *component);
+extern int rouleur_mbhc_post_ssr_init(struct rouleur_mbhc *mbhc,
+				    struct snd_soc_component *component);
+extern void rouleur_mbhc_ssr_down(struct rouleur_mbhc *mbhc,
+				    struct snd_soc_component *component);
+extern int rouleur_mbhc_get_impedance(struct rouleur_mbhc *rouleur_mbhc,
+				    uint32_t *zl, uint32_t *zr);
+#else
+static inline int rouleur_mbhc_init(struct rouleur_mbhc **mbhc,
+				  struct snd_soc_component *component,
+				  struct fw_info *fw_data)
+{
+	return 0;
+}
+static inline void rouleur_mbhc_hs_detect_exit(
+			struct snd_soc_component *component)
+{
+}
+static inline int rouleur_mbhc_hs_detect(struct snd_soc_component *component,
+				       struct wcd_mbhc_config *mbhc_cfg)
+{
+		return 0;
+}
+static inline void rouleur_mbhc_deinit(struct snd_soc_component *component)
+{
+}
+static inline int rouleur_mbhc_post_ssr_init(struct rouleur_mbhc *mbhc,
+					   struct snd_soc_component *component)
+{
+	return 0;
+}
+static inline void rouleur_mbhc_ssr_down(struct rouleur_mbhc *mbhc,
+					   struct snd_soc_component *component)
+{
+}
+static inline int rouleur_mbhc_get_impedance(struct rouleur_mbhc *rouleur_mbhc,
+					   uint32_t *zl, uint32_t *zr)
+{
+	if (zl)
+		*zl = 0;
+	if (zr)
+		*zr = 0;
+	return -EINVAL;
+}
+#endif
+
+#endif /* __ROULEUR_MBHC_H__ */