#include <linux/platform_device.h>
#include <linux/types.h>
#include <linux/workqueue.h>
-#include <sound/driver.h>
#include <sound/core.h>
#include <sound/pcm.h>
#include <sound/control.h>
#include <sound/ac97_codec.h>
-#define SND_SOC_VERSION "0.13.1"
+#define SND_SOC_VERSION "0.13.2"
/*
* Convenience kcontrol builders
*/
-#define SOC_SINGLE_VALUE(reg,shift,mask,invert) ((reg) | ((shift) << 8) |\
- ((shift) << 12) | ((mask) << 16) | ((invert) << 24))
-#define SOC_SINGLE_VALUE_EXT(reg,mask,invert) ((reg) | ((mask) << 16) |\
+#define SOC_SINGLE_VALUE(reg, shift, max, invert) ((reg) | ((shift) << 8) |\
+ ((shift) << 12) | ((max) << 16) | ((invert) << 24))
+#define SOC_SINGLE_VALUE_EXT(reg, max, invert) ((reg) | ((max) << 16) |\
((invert) << 31))
-#define SOC_SINGLE(xname, reg, shift, mask, invert) \
+#define SOC_SINGLE(xname, reg, shift, max, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
.put = snd_soc_put_volsw, \
- .private_value = SOC_SINGLE_VALUE(reg, shift, mask, invert) }
-#define SOC_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
+ .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
+#define SOC_SINGLE_TLV(xname, reg, shift, max, invert, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+ SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw, .get = snd_soc_get_volsw,\
+ .put = snd_soc_put_volsw, \
+ .private_value = SOC_SINGLE_VALUE(reg, shift, max, invert) }
+#define SOC_DOUBLE(xname, reg, shift_left, shift_right, max, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
.info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
.put = snd_soc_put_volsw, \
.private_value = (reg) | ((shift_left) << 8) | \
- ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
-#define SOC_DOUBLE_R(xname, reg_left, reg_right, shift, mask, invert) \
+ ((shift_right) << 12) | ((max) << 16) | ((invert) << 24) }
+#define SOC_DOUBLE_R(xname, reg_left, reg_right, shift, max, invert) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
.info = snd_soc_info_volsw_2r, \
.get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
.private_value = (reg_left) | ((shift) << 8) | \
- ((mask) << 12) | ((invert) << 20) | ((reg_right) << 24) }
+ ((max) << 12) | ((invert) << 20) | ((reg_right) << 24) }
+#define SOC_DOUBLE_TLV(xname, reg, shift_left, shift_right, max, invert, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+ SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw, .get = snd_soc_get_volsw, \
+ .put = snd_soc_put_volsw, \
+ .private_value = (reg) | ((shift_left) << 8) | \
+ ((shift_right) << 12) | ((max) << 16) | ((invert) << 24) }
+#define SOC_DOUBLE_R_TLV(xname, reg_left, reg_right, shift, max, invert, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+ SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw_2r, \
+ .get = snd_soc_get_volsw_2r, .put = snd_soc_put_volsw_2r, \
+ .private_value = (reg_left) | ((shift) << 8) | \
+ ((max) << 12) | ((invert) << 20) | ((reg_right) << 24) }
+#define SOC_DOUBLE_S8_TLV(xname, reg, min, max, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \
+ SNDRV_CTL_ELEM_ACCESS_READWRITE, \
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw_s8, .get = snd_soc_get_volsw_s8, \
+ .put = snd_soc_put_volsw_s8, \
+ .private_value = (reg) | (((signed char)max) << 16) | \
+ (((signed char)min) << 24) }
#define SOC_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \
{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
.mask = xmask, .texts = xtexts }
.info = snd_soc_info_volsw, \
.get = xhandler_get, .put = xhandler_put, \
.private_value = SOC_SINGLE_VALUE(xreg, xshift, xmask, xinvert) }
+#define SOC_SINGLE_EXT_TLV(xname, xreg, xshift, xmask, xinvert,\
+ xhandler_get, xhandler_put, tlv_array) \
+{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
+ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+ SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+ .tlv.p = (tlv_array), \
+ .info = snd_soc_info_volsw, \
+ .get = xhandler_get, .put = xhandler_put, \
+ .private_value = SOC_SINGLE_VALUE(xreg, xshift, xmask, xinvert) }
#define SOC_SINGLE_BOOL_EXT(xname, xdata, xhandler_get, xhandler_put) \
{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
.info = snd_soc_info_bool_ext, \
.get = xhandler_get, .put = xhandler_put, \
.private_value = (unsigned long)&xenum }
+/*
+ * Bias levels
+ *
+ * @ON: Bias is fully on for audio playback and capture operations.
+ * @PREPARE: Prepare for audio operations. Called before DAPM switching for
+ * stream start and stop operations.
+ * @STANDBY: Low power standby state when no playback/capture operations are
+ * in progress. NOTE: The transition time between STANDBY and ON
+ * should be as fast as possible and no longer than 10ms.
+ * @OFF: Power Off. No restrictions on transition times.
+ */
+enum snd_soc_bias_level {
+ SND_SOC_BIAS_ON,
+ SND_SOC_BIAS_PREPARE,
+ SND_SOC_BIAS_STANDBY,
+ SND_SOC_BIAS_OFF,
+};
+
/*
* Digital Audio Interface (DAI) types
*/
#define SND_SOC_DAIFMT_CONT (0 << 4) /* continuous clock */
#define SND_SOC_DAIFMT_GATED (1 << 4) /* clock is gated when not Tx/Rx */
+/*
+ * DAI Sync
+ * Synchronous LR (Left Right) clocks and Frame signals.
+ */
+#define SND_SOC_DAIFMT_SYNC (0 << 5) /* Tx FRM = Rx FRM */
+#define SND_SOC_DAIFMT_ASYNC (1 << 5) /* Tx FRM ~ Rx FRM */
+
+/*
+ * TDM
+ */
+#define SND_SOC_DAIFMT_TDM (1 << 6)
+
/*
* DAI hardware signal inversions
*/
-#define SND_SOC_DAIFMT_NB_NF (0 << 8) /* normal bit clock + frame */
+#define SND_SOC_DAIFMT_NB_NF (0 << 8) /* normal bclk + frm */
#define SND_SOC_DAIFMT_NB_IF (1 << 8) /* normal bclk + inv frm */
#define SND_SOC_DAIFMT_IB_NF (2 << 8) /* invert bclk + nor frm */
#define SND_SOC_DAIFMT_IB_IF (3 << 8) /* invert bclk + frm */
struct snd_soc_ops;
struct snd_soc_dai_mode;
struct snd_soc_pcm_runtime;
-struct snd_soc_codec_dai;
-struct snd_soc_cpu_dai;
+struct snd_soc_dai;
struct snd_soc_codec;
struct snd_soc_machine_config;
struct soc_enum;
struct snd_ac97_bus_ops *ops, int num);
void snd_soc_free_ac97_codec(struct snd_soc_codec *codec);
+/* Digital Audio Interface clocking API.*/
+int snd_soc_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
+ unsigned int freq, int dir);
+
+int snd_soc_dai_set_clkdiv(struct snd_soc_dai *dai,
+ int div_id, int div);
+
+int snd_soc_dai_set_pll(struct snd_soc_dai *dai,
+ int pll_id, unsigned int freq_in, unsigned int freq_out);
+
+/* Digital Audio interface formatting */
+int snd_soc_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt);
+
+int snd_soc_dai_set_tdm_slot(struct snd_soc_dai *dai,
+ unsigned int mask, int slots);
+
+int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate);
+
+/* Digital Audio Interface mute */
+int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute);
+
/*
*Controls
*/
struct snd_ctl_elem_info *uinfo);
int snd_soc_info_volsw_ext(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo);
-#define snd_soc_info_bool_ext snd_ctl_boolean_mono
+#define snd_soc_info_bool_ext snd_ctl_boolean_mono_info
int snd_soc_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
int snd_soc_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
int snd_soc_put_volsw_2r(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol);
+int snd_soc_info_volsw_s8(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo);
+int snd_soc_get_volsw_s8(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
+int snd_soc_put_volsw_s8(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol);
/* SoC PCM stream information */
struct snd_soc_pcm_stream {
int (*trigger)(struct snd_pcm_substream *, int);
};
-/* ASoC codec DAI ops */
-struct snd_soc_codec_ops {
- /* codec DAI clocking configuration */
- int (*set_sysclk)(struct snd_soc_codec_dai *codec_dai,
+/* ASoC DAI ops */
+struct snd_soc_dai_ops {
+ /* DAI clocking configuration */
+ int (*set_sysclk)(struct snd_soc_dai *dai,
int clk_id, unsigned int freq, int dir);
- int (*set_pll)(struct snd_soc_codec_dai *codec_dai,
+ int (*set_pll)(struct snd_soc_dai *dai,
int pll_id, unsigned int freq_in, unsigned int freq_out);
- int (*set_clkdiv)(struct snd_soc_codec_dai *codec_dai,
- int div_id, int div);
+ int (*set_clkdiv)(struct snd_soc_dai *dai, int div_id, int div);
- /* CPU DAI format configuration */
- int (*set_fmt)(struct snd_soc_codec_dai *codec_dai,
- unsigned int fmt);
- int (*set_tdm_slot)(struct snd_soc_codec_dai *codec_dai,
+ /* DAI format configuration */
+ int (*set_fmt)(struct snd_soc_dai *dai, unsigned int fmt);
+ int (*set_tdm_slot)(struct snd_soc_dai *dai,
unsigned int mask, int slots);
- int (*set_tristate)(struct snd_soc_codec_dai *, int tristate);
+ int (*set_tristate)(struct snd_soc_dai *dai, int tristate);
/* digital mute */
- int (*digital_mute)(struct snd_soc_codec_dai *, int mute);
-};
-
-/* ASoC cpu DAI ops */
-struct snd_soc_cpu_ops {
- /* CPU DAI clocking configuration */
- int (*set_sysclk)(struct snd_soc_cpu_dai *cpu_dai,
- int clk_id, unsigned int freq, int dir);
- int (*set_clkdiv)(struct snd_soc_cpu_dai *cpu_dai,
- int div_id, int div);
- int (*set_pll)(struct snd_soc_cpu_dai *cpu_dai,
- int pll_id, unsigned int freq_in, unsigned int freq_out);
-
- /* CPU DAI format configuration */
- int (*set_fmt)(struct snd_soc_cpu_dai *cpu_dai,
- unsigned int fmt);
- int (*set_tdm_slot)(struct snd_soc_cpu_dai *cpu_dai,
- unsigned int mask, int slots);
- int (*set_tristate)(struct snd_soc_cpu_dai *, int tristate);
-};
-
-/* SoC Codec DAI */
-struct snd_soc_codec_dai {
- char *name;
- int id;
- unsigned char type;
-
- /* DAI capabilities */
- struct snd_soc_pcm_stream playback;
- struct snd_soc_pcm_stream capture;
-
- /* DAI runtime info */
- struct snd_soc_codec *codec;
- unsigned int active;
- unsigned char pop_wait:1;
-
- /* ops */
- struct snd_soc_ops ops;
- struct snd_soc_codec_ops dai_ops;
-
- /* DAI private data */
- void *private_data;
+ int (*digital_mute)(struct snd_soc_dai *dai, int mute);
};
-/* SoC CPU DAI */
-struct snd_soc_cpu_dai {
-
+/* SoC DAI (Digital Audio Interface) */
+struct snd_soc_dai {
/* DAI description */
char *name;
unsigned int id;
unsigned char type;
/* DAI callbacks */
- int (*probe)(struct platform_device *pdev);
- void (*remove)(struct platform_device *pdev);
+ int (*probe)(struct platform_device *pdev,
+ struct snd_soc_dai *dai);
+ void (*remove)(struct platform_device *pdev,
+ struct snd_soc_dai *dai);
int (*suspend)(struct platform_device *pdev,
- struct snd_soc_cpu_dai *cpu_dai);
+ struct snd_soc_dai *dai);
int (*resume)(struct platform_device *pdev,
- struct snd_soc_cpu_dai *cpu_dai);
+ struct snd_soc_dai *dai);
/* ops */
struct snd_soc_ops ops;
- struct snd_soc_cpu_ops dai_ops;
+ struct snd_soc_dai_ops dai_ops;
/* DAI capabilities */
struct snd_soc_pcm_stream capture;
/* DAI runtime info */
struct snd_pcm_runtime *runtime;
- unsigned char active:1;
+ struct snd_soc_codec *codec;
+ unsigned int active;
+ unsigned char pop_wait:1;
void *dma_data;
/* DAI private data */
struct mutex mutex;
/* callbacks */
- int (*dapm_event)(struct snd_soc_codec *codec, int event);
+ int (*set_bias_level)(struct snd_soc_codec *,
+ enum snd_soc_bias_level level);
/* runtime */
struct snd_card *card;
/* dapm */
struct list_head dapm_widgets;
struct list_head dapm_paths;
- unsigned int dapm_state;
- unsigned int suspend_dapm_state;
+ enum snd_soc_bias_level bias_level;
+ enum snd_soc_bias_level suspend_bias_level;
struct delayed_work delayed_work;
/* codec DAI's */
- struct snd_soc_codec_dai *dai;
+ struct snd_soc_dai *dai;
unsigned int num_dai;
};
int (*probe)(struct platform_device *pdev);
int (*remove)(struct platform_device *pdev);
int (*suspend)(struct platform_device *pdev,
- struct snd_soc_cpu_dai *cpu_dai);
+ struct snd_soc_dai *dai);
int (*resume)(struct platform_device *pdev,
- struct snd_soc_cpu_dai *cpu_dai);
+ struct snd_soc_dai *dai);
/* pcm creation and destruction */
- int (*pcm_new)(struct snd_card *, struct snd_soc_codec_dai *,
+ int (*pcm_new)(struct snd_card *, struct snd_soc_dai *,
struct snd_pcm *);
void (*pcm_free)(struct snd_pcm *);
char *stream_name; /* Stream name */
/* DAI */
- struct snd_soc_codec_dai *codec_dai;
- struct snd_soc_cpu_dai *cpu_dai;
+ struct snd_soc_dai *codec_dai;
+ struct snd_soc_dai *cpu_dai;
/* machine stream operations */
struct snd_soc_ops *ops;
/* codec/machine specific init - e.g. add machine controls */
int (*init)(struct snd_soc_codec *codec);
+
+ /* DAI pcm */
+ struct snd_pcm *pcm;
};
/* SoC machine */
int (*resume_pre)(struct platform_device *pdev);
int (*resume_post)(struct platform_device *pdev);
+ /* callbacks */
+ int (*set_bias_level)(struct snd_soc_machine *,
+ enum snd_soc_bias_level level);
+
/* CPU <--> Codec DAI links */
struct snd_soc_dai_link *dai_link;
int num_links;
struct snd_soc_codec *codec;
struct snd_soc_codec_device *codec_dev;
struct delayed_work delayed_work;
+ struct work_struct deferred_resume_work;
void *codec_data;
};