1 files changed, 126 insertions, 0 deletions

diff --git a/sound/firewire/fireworks/fireworks.h b/sound/firewire/fireworks/fireworks.h
index 9dfeb8210e71..e999802ab470 100644
--- a/sound/firewire/fireworks/fireworks.h
+++ b/sound/firewire/fireworks/fireworks.h
@@ -20,6 +20,28 @@
 
 #include <sound/core.h>
 #include <sound/initval.h>
+#include <sound/pcm.h>
+
+#include "../cmp.h"
+#include "../lib.h"
+
+#define SND_EFW_MULTIPLIER_MODES        3
+#define HWINFO_NAME_SIZE_BYTES          32
+#define HWINFO_MAX_CAPS_GROUPS          8
+
+/*
+ * This should be greater than maximum bytes for EFW response content.
+ * Currently response against command for isochronous channel mapping is
+ * confirmed to be the maximum one. But for flexibility, use maximum data
+ * payload for asynchronous primary packets at S100 (Cable base rate) in
+ * IEEE Std 1394-1995.
+ */
+#define SND_EFW_RESPONSE_MAXIMUM_BYTES  0x200U
+
+struct snd_efw_phys_grp {
+        u8 type;        /* see enum snd_efw_grp_type */
+        u8 count;
+} __packed;
 
 struct snd_efw {
         struct snd_card *card;
@@ -28,7 +50,111 @@ struct snd_efw {
 
         struct mutex mutex;
         spinlock_t lock;
+
+        /* for transaction */
+        u32 seqnum;
+        bool resp_addr_changable;
+};
+
+struct snd_efw_transaction {
+        __be32 length;
+        __be32 version;
+        __be32 seqnum;
+        __be32 category;
+        __be32 command;
+        __be32 status;
+        __be32 params[0];
+};
+int snd_efw_transaction_run(struct fw_unit *unit,
+                            const void *cmd, unsigned int cmd_size,
+                            void *resp, unsigned int resp_size);
+int snd_efw_transaction_register(void);
+void snd_efw_transaction_unregister(void);
+void snd_efw_transaction_bus_reset(struct fw_unit *unit);
+
+struct snd_efw_hwinfo {
+        u32 flags;
+        u32 guid_hi;
+        u32 guid_lo;
+        u32 type;
+        u32 version;
+        char vendor_name[HWINFO_NAME_SIZE_BYTES];
+        char model_name[HWINFO_NAME_SIZE_BYTES];
+        u32 supported_clocks;
+        u32 amdtp_rx_pcm_channels;
+        u32 amdtp_tx_pcm_channels;
+        u32 phys_out;
+        u32 phys_in;
+        u32 phys_out_grp_count;
+        struct snd_efw_phys_grp phys_out_grps[HWINFO_MAX_CAPS_GROUPS];
+        u32 phys_in_grp_count;
+        struct snd_efw_phys_grp phys_in_grps[HWINFO_MAX_CAPS_GROUPS];
+        u32 midi_out_ports;
+        u32 midi_in_ports;
+        u32 max_sample_rate;
+        u32 min_sample_rate;
+        u32 dsp_version;
+        u32 arm_version;
+        u32 mixer_playback_channels;
+        u32 mixer_capture_channels;
+        u32 fpga_version;
+        u32 amdtp_rx_pcm_channels_2x;
+        u32 amdtp_tx_pcm_channels_2x;
+        u32 amdtp_rx_pcm_channels_4x;
+        u32 amdtp_tx_pcm_channels_4x;
+        u32 reserved[16];
+} __packed;
+enum snd_efw_grp_type {
+        SND_EFW_CH_TYPE_ANALOG                  = 0,
+        SND_EFW_CH_TYPE_SPDIF                   = 1,
+        SND_EFW_CH_TYPE_ADAT                    = 2,
+        SND_EFW_CH_TYPE_SPDIF_OR_ADAT           = 3,
+        SND_EFW_CH_TYPE_ANALOG_MIRRORING        = 4,
+        SND_EFW_CH_TYPE_HEADPHONES              = 5,
+        SND_EFW_CH_TYPE_I2S                     = 6,
+        SND_EFW_CH_TYPE_GUITAR                  = 7,
+        SND_EFW_CH_TYPE_PIEZO_GUITAR            = 8,
+        SND_EFW_CH_TYPE_GUITAR_STRING           = 9,
+        SND_EFW_CH_TYPE_VIRTUAL                 = 0x10000,
+        SND_EFW_CH_TYPE_DUMMY
+};
+struct snd_efw_phys_meters {
+        u32 status;     /* guitar state/midi signal/clock input detect */
+        u32 reserved0;
+        u32 reserved1;
+        u32 reserved2;
+        u32 reserved3;
+        u32 out_meters;
+        u32 in_meters;
+        u32 reserved4;
+        u32 reserved5;
+        u32 values[0];
+} __packed;
+enum snd_efw_clock_source {
+        SND_EFW_CLOCK_SOURCE_INTERNAL   = 0,
+        SND_EFW_CLOCK_SOURCE_SYTMATCH   = 1,
+        SND_EFW_CLOCK_SOURCE_WORDCLOCK  = 2,
+        SND_EFW_CLOCK_SOURCE_SPDIF      = 3,
+        SND_EFW_CLOCK_SOURCE_ADAT_1     = 4,
+        SND_EFW_CLOCK_SOURCE_ADAT_2     = 5,
+        SND_EFW_CLOCK_SOURCE_CONTINUOUS = 6     /* internal variable clock */
+};
+enum snd_efw_transport_mode {
+        SND_EFW_TRANSPORT_MODE_WINDOWS  = 0,
+        SND_EFW_TRANSPORT_MODE_IEC61883 = 1,
 };
+int snd_efw_command_set_resp_addr(struct snd_efw *efw,
+                                  u16 addr_high, u32 addr_low);
+int snd_efw_command_set_tx_mode(struct snd_efw *efw, unsigned int mode);
+int snd_efw_command_get_hwinfo(struct snd_efw *efw,
+                               struct snd_efw_hwinfo *hwinfo);
+int snd_efw_command_get_phys_meters(struct snd_efw *efw,
+                                    struct snd_efw_phys_meters *meters,
+                                    unsigned int len);
+int snd_efw_command_get_clock_source(struct snd_efw *efw,
+                                     enum snd_efw_clock_source *source);
+int snd_efw_command_get_sampling_rate(struct snd_efw *efw, unsigned int *rate);
+int snd_efw_command_set_sampling_rate(struct snd_efw *efw, unsigned int rate);
 
 #define SND_EFW_DEV_ENTRY(vendor, model) \
 { \