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Merge branch 'writeback' of git://git.kernel.dk/linux-2.6-block
[pandora-kernel.git] / drivers / usb / gadget / f_audio.c
diff --git a/drivers/usb/gadget/f_audio.c b/drivers/usb/gadget/f_audio.c
index 66527ba..98e9bb9 100644 (file)
--- a/drivers/usb/gadget/f_audio.c
+++ b/drivers/usb/gadget/f_audio.c
@@ -28,6 +28,9 @@ static int audio_buf_size = 48000;
 module_param(audio_buf_size, int, S_IRUGO);
 MODULE_PARM_DESC(audio_buf_size, "Audio buffer size");
 
+static int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value);
+static int generic_get_cmd(struct usb_audio_control *con, u8 cmd);
+
 /*
  * DESCRIPTORS ... most are static, but strings and full
  * configuration descriptors are built on demand.
@@ -50,16 +53,16 @@ static struct usb_interface_descriptor ac_interface_desc __initdata = {
        .bInterfaceSubClass =   USB_SUBCLASS_AUDIOCONTROL,
 };
 
-DECLARE_USB_AC_HEADER_DESCRIPTOR(2);
+DECLARE_UAC_AC_HEADER_DESCRIPTOR(2);
 
-#define USB_DT_AC_HEADER_LENGH USB_DT_AC_HEADER_SIZE(F_AUDIO_NUM_INTERFACES)
+#define UAC_DT_AC_HEADER_LENGTH        UAC_DT_AC_HEADER_SIZE(F_AUDIO_NUM_INTERFACES)
 /* B.3.2  Class-Specific AC Interface Descriptor */
-static struct usb_ac_header_descriptor_2 ac_header_desc = {
-       .bLength =              USB_DT_AC_HEADER_LENGH,
+static struct uac_ac_header_descriptor_2 ac_header_desc = {
+       .bLength =              UAC_DT_AC_HEADER_LENGTH,
        .bDescriptorType =      USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype =   HEADER,
+       .bDescriptorSubtype =   UAC_HEADER,
        .bcdADC =               __constant_cpu_to_le16(0x0100),
-       .wTotalLength =         __constant_cpu_to_le16(USB_DT_AC_HEADER_LENGH),
+       .wTotalLength =         __constant_cpu_to_le16(UAC_DT_AC_HEADER_LENGTH),
        .bInCollection =        F_AUDIO_NUM_INTERFACES,
        .baInterfaceNr = {
                [0] =           F_AUDIO_AC_INTERFACE,
@@ -68,33 +71,33 @@ static struct usb_ac_header_descriptor_2 ac_header_desc = {
 };
 
 #define INPUT_TERMINAL_ID      1
-static struct usb_input_terminal_descriptor input_terminal_desc = {
-       .bLength =              USB_DT_AC_INPUT_TERMINAL_SIZE,
+static struct uac_input_terminal_descriptor input_terminal_desc = {
+       .bLength =              UAC_DT_INPUT_TERMINAL_SIZE,
        .bDescriptorType =      USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype =   INPUT_TERMINAL,
+       .bDescriptorSubtype =   UAC_INPUT_TERMINAL,
        .bTerminalID =          INPUT_TERMINAL_ID,
-       .wTerminalType =        USB_AC_TERMINAL_STREAMING,
+       .wTerminalType =        UAC_TERMINAL_STREAMING,
        .bAssocTerminal =       0,
        .wChannelConfig =       0x3,
 };
 
-DECLARE_USB_AC_FEATURE_UNIT_DESCRIPTOR(0);
+DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(0);
 
 #define FEATURE_UNIT_ID                2
-static struct usb_ac_feature_unit_descriptor_0 feature_unit_desc = {
-       .bLength                = USB_DT_AC_FEATURE_UNIT_SIZE(0),
+static struct uac_feature_unit_descriptor_0 feature_unit_desc = {
+       .bLength                = UAC_DT_FEATURE_UNIT_SIZE(0),
        .bDescriptorType        = USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype     = FEATURE_UNIT,
+       .bDescriptorSubtype     = UAC_FEATURE_UNIT,
        .bUnitID                = FEATURE_UNIT_ID,
        .bSourceID              = INPUT_TERMINAL_ID,
        .bControlSize           = 2,
-       .bmaControls[0]         = (FU_MUTE | FU_VOLUME),
+       .bmaControls[0]         = (UAC_FU_MUTE | UAC_FU_VOLUME),
 };
 
 static struct usb_audio_control mute_control = {
        .list = LIST_HEAD_INIT(mute_control.list),
        .name = "Mute Control",
-       .type = MUTE_CONTROL,
+       .type = UAC_MUTE_CONTROL,
        /* Todo: add real Mute control code */
        .set = generic_set_cmd,
        .get = generic_get_cmd,
@@ -103,7 +106,7 @@ static struct usb_audio_control mute_control = {
 static struct usb_audio_control volume_control = {
        .list = LIST_HEAD_INIT(volume_control.list),
        .name = "Volume Control",
-       .type = VOLUME_CONTROL,
+       .type = UAC_VOLUME_CONTROL,
        /* Todo: add real Volume control code */
        .set = generic_set_cmd,
        .get = generic_get_cmd,
@@ -113,17 +116,17 @@ static struct usb_audio_control_selector feature_unit = {
        .list = LIST_HEAD_INIT(feature_unit.list),
        .id = FEATURE_UNIT_ID,
        .name = "Mute & Volume Control",
-       .type = FEATURE_UNIT,
+       .type = UAC_FEATURE_UNIT,
        .desc = (struct usb_descriptor_header *)&feature_unit_desc,
 };
 
 #define OUTPUT_TERMINAL_ID     3
-static struct usb_output_terminal_descriptor output_terminal_desc = {
-       .bLength                = USB_DT_AC_OUTPUT_TERMINAL_SIZE,
+static struct uac_output_terminal_descriptor output_terminal_desc = {
+       .bLength                = UAC_DT_OUTPUT_TERMINAL_SIZE,
        .bDescriptorType        = USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype     = OUTPUT_TERMINAL,
+       .bDescriptorSubtype     = UAC_OUTPUT_TERMINAL,
        .bTerminalID            = OUTPUT_TERMINAL_ID,
-       .wTerminalType          = USB_AC_OUTPUT_TERMINAL_SPEAKER,
+       .wTerminalType          = UAC_OUTPUT_TERMINAL_SPEAKER,
        .bAssocTerminal         = FEATURE_UNIT_ID,
        .bSourceID              = FEATURE_UNIT_ID,
 };
@@ -148,22 +151,22 @@ static struct usb_interface_descriptor as_interface_alt_1_desc = {
 };
 
 /* B.4.2  Class-Specific AS Interface Descriptor */
-static struct usb_as_header_descriptor as_header_desc = {
-       .bLength =              USB_DT_AS_HEADER_SIZE,
+static struct uac_as_header_descriptor as_header_desc = {
+       .bLength =              UAC_DT_AS_HEADER_SIZE,
        .bDescriptorType =      USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype =   AS_GENERAL,
+       .bDescriptorSubtype =   UAC_AS_GENERAL,
        .bTerminalLink =        INPUT_TERMINAL_ID,
        .bDelay =               1,
-       .wFormatTag =           USB_AS_AUDIO_FORMAT_TYPE_I_PCM,
+       .wFormatTag =           UAC_FORMAT_TYPE_I_PCM,
 };
 
-DECLARE_USB_AS_FORMAT_TYPE_I_DISCRETE_DESC(1);
+DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(1);
 
-static struct usb_as_formate_type_i_discrete_descriptor_1 as_type_i_desc = {
-       .bLength =              USB_AS_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(1),
+static struct uac_format_type_i_discrete_descriptor_1 as_type_i_desc = {
+       .bLength =              UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(1),
        .bDescriptorType =      USB_DT_CS_INTERFACE,
-       .bDescriptorSubtype =   FORMAT_TYPE,
-       .bFormatType =          USB_AS_FORMAT_TYPE_I,
+       .bDescriptorSubtype =   UAC_FORMAT_TYPE,
+       .bFormatType =          UAC_FORMAT_TYPE_I,
        .bSubframeSize =        2,
        .bBitResolution =       16,
        .bSamFreqType =         1,
@@ -174,17 +177,17 @@ static struct usb_endpoint_descriptor as_out_ep_desc __initdata = {
        .bLength =              USB_DT_ENDPOINT_AUDIO_SIZE,
        .bDescriptorType =      USB_DT_ENDPOINT,
        .bEndpointAddress =     USB_DIR_OUT,
-       .bmAttributes =         USB_AS_ENDPOINT_ADAPTIVE
+       .bmAttributes =         USB_ENDPOINT_SYNC_ADAPTIVE
                                | USB_ENDPOINT_XFER_ISOC,
        .wMaxPacketSize =       __constant_cpu_to_le16(OUT_EP_MAX_PACKET_SIZE),
        .bInterval =            4,
 };
 
 /* Class-specific AS ISO OUT Endpoint Descriptor */
-static struct usb_as_iso_endpoint_descriptor as_iso_out_desc __initdata = {
-       .bLength =              USB_AS_ISO_ENDPOINT_DESC_SIZE,
+static struct uac_iso_endpoint_descriptor as_iso_out_desc __initdata = {
+       .bLength =              UAC_ISO_ENDPOINT_DESC_SIZE,
        .bDescriptorType =      USB_DT_CS_ENDPOINT,
-       .bDescriptorSubtype =   EP_GENERAL,
+       .bDescriptorSubtype =   UAC_EP_GENERAL,
        .bmAttributes =         1,
        .bLockDelayUnits =      1,
        .wLockDelay =           __constant_cpu_to_le16(1),
@@ -456,11 +459,11 @@ f_audio_setup(struct usb_function *f, const struct usb_ctrlrequest *ctrl)
         * Audio class messages; interface activation uses set_alt().
         */
        switch (ctrl->bRequestType) {
-       case USB_AUDIO_SET_INTF:
+       case USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE:
                value = audio_set_intf_req(f, ctrl);
                break;
 
-       case USB_AUDIO_GET_INTF:
+       case USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE:
                value = audio_get_intf_req(f, ctrl);
                break;
 
@@ -632,6 +635,18 @@ f_audio_unbind(struct usb_configuration *c, struct usb_function *f)
 
 /*-------------------------------------------------------------------------*/
 
+static int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value)
+{
+       con->data[cmd] = value;
+
+       return 0;
+}
+
+static int generic_get_cmd(struct usb_audio_control *con, u8 cmd)
+{
+       return con->data[cmd];
+}
+
 /* Todo: add more control selecotor dynamically */
 int __init control_selector_init(struct f_audio *audio)
 {
@@ -642,10 +657,10 @@ int __init control_selector_init(struct f_audio *audio)
        list_add(&mute_control.list, &feature_unit.control);
        list_add(&volume_control.list, &feature_unit.control);
 
-       volume_control.data[_CUR] = 0xffc0;
-       volume_control.data[_MIN] = 0xe3a0;
-       volume_control.data[_MAX] = 0xfff0;
-       volume_control.data[_RES] = 0x0030;
+       volume_control.data[UAC__CUR] = 0xffc0;
+       volume_control.data[UAC__MIN] = 0xe3a0;
+       volume_control.data[UAC__MAX] = 0xfff0;
+       volume_control.data[UAC__RES] = 0x0030;
 
        return 0;
 }
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