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-rw-r--r--include/sound/hda_component.h61
-rw-r--r--include/sound/hda_i915.h37
-rw-r--r--include/sound/hdaudio.h35
-rw-r--r--include/sound/hdaudio_ext.h123
4 files changed, 125 insertions, 131 deletions
diff --git a/include/sound/hda_component.h b/include/sound/hda_component.h
new file mode 100644
index 000000000000..78626cde7081
--- /dev/null
+++ b/include/sound/hda_component.h
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: GPL-2.0
+// HD-Audio helpers to sync with DRM driver
+
+#ifndef __SOUND_HDA_COMPONENT_H
+#define __SOUND_HDA_COMPONENT_H
+
+#include <drm/drm_audio_component.h>
+
+#ifdef CONFIG_SND_HDA_COMPONENT
+int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable);
+int snd_hdac_display_power(struct hdac_bus *bus, bool enable);
+int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid,
+ int dev_id, int rate);
+int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id,
+ bool *audio_enabled, char *buffer, int max_bytes);
+int snd_hdac_acomp_init(struct hdac_bus *bus,
+ const struct drm_audio_component_audio_ops *aops,
+ int (*match_master)(struct device *, void *),
+ size_t extra_size);
+int snd_hdac_acomp_exit(struct hdac_bus *bus);
+int snd_hdac_acomp_register_notifier(struct hdac_bus *bus,
+ const struct drm_audio_component_audio_ops *ops);
+#else
+static inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable)
+{
+ return 0;
+}
+static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable)
+{
+ return 0;
+}
+static inline int snd_hdac_sync_audio_rate(struct hdac_device *codec,
+ hda_nid_t nid, int dev_id, int rate)
+{
+ return 0;
+}
+static inline int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid,
+ int dev_id, bool *audio_enabled,
+ char *buffer, int max_bytes)
+{
+ return -ENODEV;
+}
+static inline int snd_hdac_acomp_init(struct hdac_bus *bus,
+ const struct drm_audio_component_audio_ops *aops,
+ int (*match_master)(struct device *, void *),
+ size_t extra_size)
+{
+ return -ENODEV;
+}
+static inline int snd_hdac_acomp_exit(struct hdac_bus *bus)
+{
+ return 0;
+}
+static inline int snd_hdac_acomp_register_notifier(struct hdac_bus *bus,
+ const struct drm_audio_component_audio_ops *ops)
+{
+ return -ENODEV;
+}
+#endif
+
+#endif /* __SOUND_HDA_COMPONENT_H */
diff --git a/include/sound/hda_i915.h b/include/sound/hda_i915.h
index a94f5b6f92ac..6b79614a893b 100644
--- a/include/sound/hda_i915.h
+++ b/include/sound/hda_i915.h
@@ -5,54 +5,23 @@
#ifndef __SOUND_HDA_I915_H
#define __SOUND_HDA_I915_H
-#include <drm/i915_component.h>
+#include "hda_component.h"
#ifdef CONFIG_SND_HDA_I915
-int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable);
-int snd_hdac_display_power(struct hdac_bus *bus, bool enable);
void snd_hdac_i915_set_bclk(struct hdac_bus *bus);
-int snd_hdac_sync_audio_rate(struct hdac_device *codec, hda_nid_t nid,
- int dev_id, int rate);
-int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid, int dev_id,
- bool *audio_enabled, char *buffer, int max_bytes);
int snd_hdac_i915_init(struct hdac_bus *bus);
-int snd_hdac_i915_exit(struct hdac_bus *bus);
-int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *);
#else
-static inline int snd_hdac_set_codec_wakeup(struct hdac_bus *bus, bool enable)
-{
- return 0;
-}
-static inline int snd_hdac_display_power(struct hdac_bus *bus, bool enable)
-{
- return 0;
-}
static inline void snd_hdac_i915_set_bclk(struct hdac_bus *bus)
{
}
-static inline int snd_hdac_sync_audio_rate(struct hdac_device *codec,
- hda_nid_t nid, int dev_id, int rate)
-{
- return 0;
-}
-static inline int snd_hdac_acomp_get_eld(struct hdac_device *codec, hda_nid_t nid,
- int dev_id, bool *audio_enabled,
- char *buffer, int max_bytes)
-{
- return -ENODEV;
-}
static inline int snd_hdac_i915_init(struct hdac_bus *bus)
{
return -ENODEV;
}
+#endif
static inline int snd_hdac_i915_exit(struct hdac_bus *bus)
{
- return 0;
+ return snd_hdac_acomp_exit(bus);
}
-static inline int snd_hdac_i915_register_notifier(const struct i915_audio_component_audio_ops *ops)
-{
- return -ENODEV;
-}
-#endif
#endif /* __SOUND_HDA_I915_H */
diff --git a/include/sound/hdaudio.h b/include/sound/hdaudio.h
index c052afc27547..ab5ee3ef2198 100644
--- a/include/sound/hdaudio.h
+++ b/include/sound/hdaudio.h
@@ -188,6 +188,11 @@ struct hdac_driver {
const struct hda_device_id *id_table;
int (*match)(struct hdac_device *dev, struct hdac_driver *drv);
void (*unsol_event)(struct hdac_device *dev, unsigned int event);
+
+ /* fields used by ext bus APIs */
+ int (*probe)(struct hdac_device *dev);
+ int (*remove)(struct hdac_device *dev);
+ void (*shutdown)(struct hdac_device *dev);
};
#define drv_to_hdac_driver(_drv) container_of(_drv, struct hdac_driver, driver)
@@ -209,6 +214,14 @@ struct hdac_bus_ops {
};
/*
+ * ops used for ASoC HDA codec drivers
+ */
+struct hdac_ext_bus_ops {
+ int (*hdev_attach)(struct hdac_device *hdev);
+ int (*hdev_detach)(struct hdac_device *hdev);
+};
+
+/*
* Lowlevel I/O operators
*/
struct hdac_io_ops {
@@ -250,11 +263,17 @@ struct hdac_rb {
* @mlcap: MultiLink capabilities pointer
* @gtscap: gts capabilities pointer
* @drsmcap: dma resume capabilities pointer
+ * @num_streams: streams supported
+ * @idx: HDA link index
+ * @hlink_list: link list of HDA links
+ * @lock: lock for link mgmt
+ * @cmd_dma_state: state of cmd DMAs: CORB and RIRB
*/
struct hdac_bus {
struct device *dev;
const struct hdac_bus_ops *ops;
const struct hdac_io_ops *io_ops;
+ const struct hdac_ext_bus_ops *ext_ops;
/* h/w resources */
unsigned long addr;
@@ -314,9 +333,19 @@ struct hdac_bus {
spinlock_t reg_lock;
struct mutex cmd_mutex;
- /* i915 component interface */
- struct i915_audio_component *audio_component;
- int i915_power_refcount;
+ /* DRM component interface */
+ struct drm_audio_component *audio_component;
+ int drm_power_refcount;
+
+ /* parameters required for enhanced capabilities */
+ int num_streams;
+ int idx;
+
+ struct list_head hlink_list;
+
+ struct mutex lock;
+ bool cmd_dma_state;
+
};
int snd_hdac_bus_init(struct hdac_bus *bus, struct device *dev,
diff --git a/include/sound/hdaudio_ext.h b/include/sound/hdaudio_ext.h
index 9c14e21dda85..f34aced69ca8 100644
--- a/include/sound/hdaudio_ext.h
+++ b/include/sound/hdaudio_ext.h
@@ -4,38 +4,16 @@
#include <sound/hdaudio.h>
-/**
- * hdac_ext_bus: HDAC extended bus for extended HDA caps
- *
- * @bus: hdac bus
- * @num_streams: streams supported
- * @hlink_list: link list of HDA links
- * @lock: lock for link mgmt
- * @cmd_dma_state: state of cmd DMAs: CORB and RIRB
- */
-struct hdac_ext_bus {
- struct hdac_bus bus;
- int num_streams;
- int idx;
-
- struct list_head hlink_list;
-
- struct mutex lock;
- bool cmd_dma_state;
-};
-
-int snd_hdac_ext_bus_init(struct hdac_ext_bus *sbus, struct device *dev,
+int snd_hdac_ext_bus_init(struct hdac_bus *bus, struct device *dev,
const struct hdac_bus_ops *ops,
- const struct hdac_io_ops *io_ops);
+ const struct hdac_io_ops *io_ops,
+ const struct hdac_ext_bus_ops *ext_ops);
-void snd_hdac_ext_bus_exit(struct hdac_ext_bus *sbus);
-int snd_hdac_ext_bus_device_init(struct hdac_ext_bus *sbus, int addr);
+void snd_hdac_ext_bus_exit(struct hdac_bus *bus);
+int snd_hdac_ext_bus_device_init(struct hdac_bus *bus, int addr,
+ struct hdac_device *hdev);
void snd_hdac_ext_bus_device_exit(struct hdac_device *hdev);
-void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus);
-
-#define ebus_to_hbus(ebus) (&(ebus)->bus)
-#define hbus_to_ebus(_bus) \
- container_of(_bus, struct hdac_ext_bus, bus)
+void snd_hdac_ext_bus_device_remove(struct hdac_bus *bus);
#define HDA_CODEC_REV_EXT_ENTRY(_vid, _rev, _name, drv_data) \
{ .vendor_id = (_vid), .rev_id = (_rev), .name = (_name), \
@@ -44,14 +22,14 @@ void snd_hdac_ext_bus_device_remove(struct hdac_ext_bus *ebus);
#define HDA_CODEC_EXT_ENTRY(_vid, _revid, _name, _drv_data) \
HDA_CODEC_REV_EXT_ENTRY(_vid, _revid, _name, _drv_data)
-void snd_hdac_ext_bus_ppcap_enable(struct hdac_ext_bus *chip, bool enable);
-void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_ext_bus *chip, bool enable);
+void snd_hdac_ext_bus_ppcap_enable(struct hdac_bus *chip, bool enable);
+void snd_hdac_ext_bus_ppcap_int_enable(struct hdac_bus *chip, bool enable);
-void snd_hdac_ext_stream_spbcap_enable(struct hdac_ext_bus *chip,
+void snd_hdac_ext_stream_spbcap_enable(struct hdac_bus *chip,
bool enable, int index);
-int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_ext_bus *bus);
-struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_ext_bus *bus,
+int snd_hdac_ext_bus_get_ml_capabilities(struct hdac_bus *bus);
+struct hdac_ext_link *snd_hdac_ext_bus_get_link(struct hdac_bus *bus,
const char *codec_name);
enum hdac_ext_stream_type {
@@ -100,28 +78,28 @@ struct hdac_ext_stream {
#define stream_to_hdac_ext_stream(s) \
container_of(s, struct hdac_ext_stream, hstream)
-void snd_hdac_ext_stream_init(struct hdac_ext_bus *bus,
+void snd_hdac_ext_stream_init(struct hdac_bus *bus,
struct hdac_ext_stream *stream, int idx,
int direction, int tag);
-int snd_hdac_ext_stream_init_all(struct hdac_ext_bus *ebus, int start_idx,
+int snd_hdac_ext_stream_init_all(struct hdac_bus *bus, int start_idx,
int num_stream, int dir);
-void snd_hdac_stream_free_all(struct hdac_ext_bus *ebus);
-void snd_hdac_link_free_all(struct hdac_ext_bus *ebus);
-struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_ext_bus *bus,
+void snd_hdac_stream_free_all(struct hdac_bus *bus);
+void snd_hdac_link_free_all(struct hdac_bus *bus);
+struct hdac_ext_stream *snd_hdac_ext_stream_assign(struct hdac_bus *bus,
struct snd_pcm_substream *substream,
int type);
void snd_hdac_ext_stream_release(struct hdac_ext_stream *azx_dev, int type);
-void snd_hdac_ext_stream_decouple(struct hdac_ext_bus *bus,
+void snd_hdac_ext_stream_decouple(struct hdac_bus *bus,
struct hdac_ext_stream *azx_dev, bool decouple);
-void snd_hdac_ext_stop_streams(struct hdac_ext_bus *sbus);
+void snd_hdac_ext_stop_streams(struct hdac_bus *bus);
-int snd_hdac_ext_stream_set_spib(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_set_spib(struct hdac_bus *bus,
struct hdac_ext_stream *stream, u32 value);
-int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_get_spbmaxfifo(struct hdac_bus *bus,
struct hdac_ext_stream *stream);
-void snd_hdac_ext_stream_drsm_enable(struct hdac_ext_bus *ebus,
+void snd_hdac_ext_stream_drsm_enable(struct hdac_bus *bus,
bool enable, int index);
-int snd_hdac_ext_stream_set_dpibr(struct hdac_ext_bus *ebus,
+int snd_hdac_ext_stream_set_dpibr(struct hdac_bus *bus,
struct hdac_ext_stream *stream, u32 value);
int snd_hdac_ext_stream_set_lpib(struct hdac_ext_stream *stream, u32 value);
@@ -144,17 +122,15 @@ struct hdac_ext_link {
int snd_hdac_ext_bus_link_power_up(struct hdac_ext_link *link);
int snd_hdac_ext_bus_link_power_down(struct hdac_ext_link *link);
-int snd_hdac_ext_bus_link_power_up_all(struct hdac_ext_bus *ebus);
-int snd_hdac_ext_bus_link_power_down_all(struct hdac_ext_bus *ebus);
+int snd_hdac_ext_bus_link_power_up_all(struct hdac_bus *bus);
+int snd_hdac_ext_bus_link_power_down_all(struct hdac_bus *bus);
void snd_hdac_ext_link_set_stream_id(struct hdac_ext_link *link,
int stream);
void snd_hdac_ext_link_clear_stream_id(struct hdac_ext_link *link,
int stream);
-int snd_hdac_ext_bus_link_get(struct hdac_ext_bus *ebus,
- struct hdac_ext_link *link);
-int snd_hdac_ext_bus_link_put(struct hdac_ext_bus *ebus,
- struct hdac_ext_link *link);
+int snd_hdac_ext_bus_link_get(struct hdac_bus *bus, struct hdac_ext_link *link);
+int snd_hdac_ext_bus_link_put(struct hdac_bus *bus, struct hdac_ext_link *link);
/* update register macro */
#define snd_hdac_updatel(addr, reg, mask, val) \
@@ -181,53 +157,12 @@ struct hda_dai_map {
u32 maxbps;
};
-#define HDA_MAX_NIDS 16
-
-/**
- * struct hdac_ext_device - HDAC Ext device
- *
- * @hdac: hdac core device
- * @nid_list - the dai map which matches the dai-name with the nid
- * @map_cur_idx - the idx in use in dai_map
- * @ops - the hda codec ops common to all codec drivers
- * @pvt_data - private data, for asoc contains asoc codec object
- */
-struct hdac_ext_device {
- struct hdac_device hdev;
- struct hdac_ext_bus *ebus;
-
- /* soc-dai to nid map */
- struct hda_dai_map nid_list[HDA_MAX_NIDS];
- unsigned int map_cur_idx;
-
- /* codec ops */
- struct hdac_ext_codec_ops ops;
-
- struct snd_card *card;
- void *scodec;
- void *private_data;
-};
-
struct hdac_ext_dma_params {
u32 format;
u8 stream_tag;
};
-#define to_ehdac_device(dev) (container_of((dev), \
- struct hdac_ext_device, hdev))
-/*
- * HD-audio codec base driver
- */
-struct hdac_ext_driver {
- struct hdac_driver hdac;
-
- int (*probe)(struct hdac_ext_device *dev);
- int (*remove)(struct hdac_ext_device *dev);
- void (*shutdown)(struct hdac_ext_device *dev);
-};
-
-int snd_hda_ext_driver_register(struct hdac_ext_driver *drv);
-void snd_hda_ext_driver_unregister(struct hdac_ext_driver *drv);
-#define to_ehdac_driver(_drv) container_of(_drv, struct hdac_ext_driver, hdac)
+int snd_hda_ext_driver_register(struct hdac_driver *drv);
+void snd_hda_ext_driver_unregister(struct hdac_driver *drv);
#endif /* __SOUND_HDAUDIO_EXT_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 09:44:27 +0000