diff options
author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2012-12-23 21:09:58 +0100 |
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committer | Felipe Balbi <balbi@ti.com> | 2013-01-21 19:52:38 +0100 |
commit | eeae54075ce3491968e9282cbb44f6a06b306b66 (patch) | |
tree | 2fea50e51db80cf2e18f4cd99e60eec946efcdf1 /drivers/usb/gadget/zero.c | |
parent | usb: gadget: provide a wrapper around SourceSink's setup function (diff) | |
download | linux-eeae54075ce3491968e9282cbb44f6a06b306b66.tar.xz linux-eeae54075ce3491968e9282cbb44f6a06b306b66.zip |
usb: gadget: move source sink's config descriptor out of f_sourcesink
f_sourcesink should only include the bare function but it also includes
the config descriptor. This patch moves the config descriptor into
zero.c, the only user of this function.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/gadget/zero.c')
-rw-r--r-- | drivers/usb/gadget/zero.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 6bf4c0611365..ddf37cfdad97 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -139,10 +139,13 @@ const struct usb_descriptor_header *otg_desc[] = { /* default serial number takes at least two packets */ static char serial[] = "0123456789.0123456789.0123456789"; +#define USB_GZERO_SS_DESC (USB_GADGET_FIRST_AVAIL_IDX + 0) + static struct usb_string strings_dev[] = { [USB_GADGET_MANUFACTURER_IDX].s = "", [USB_GADGET_PRODUCT_IDX].s = longname, [USB_GADGET_SERIAL_IDX].s = serial, + [USB_GZERO_SS_DESC].s = "source and sink data", { } /* end of list */ }; @@ -251,6 +254,15 @@ static void zero_resume(struct usb_composite_dev *cdev) /*-------------------------------------------------------------------------*/ +static struct usb_configuration sourcesink_driver = { + .label = "source/sink", + .strings = sourcesink_strings, + .setup = ss_config_setup, + .bConfigurationValue = 3, + .bmAttributes = USB_CONFIG_ATT_SELFPOWER, + /* .iConfiguration = DYNAMIC */ +}; + static int __init zero_bind(struct usb_composite_dev *cdev) { int status; @@ -268,14 +280,29 @@ static int __init zero_bind(struct usb_composite_dev *cdev) setup_timer(&autoresume_timer, zero_autoresume, (unsigned long) cdev); + sourcesink_driver.iConfiguration = strings_dev[USB_GZERO_SS_DESC].id; + /* support autoresume for remote wakeup testing */ + sourcesink_driver.bmAttributes &= ~USB_CONFIG_ATT_WAKEUP; + sourcesink_driver.descriptors = NULL; + if (autoresume) + sourcesink_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP; + + /* support OTG systems */ + if (gadget_is_otg(cdev->gadget)) { + sourcesink_driver.descriptors = otg_desc; + sourcesink_driver.bmAttributes |= USB_CONFIG_ATT_WAKEUP; + } + /* Register primary, then secondary configuration. Note that * SH3 only allows one config... */ if (loopdefault) { loopback_add(cdev, autoresume != 0); - sourcesink_add(cdev, autoresume != 0); + usb_add_config(cdev, &sourcesink_driver, + sourcesink_bind_config); } else { - sourcesink_add(cdev, autoresume != 0); + usb_add_config(cdev, &sourcesink_driver, + sourcesink_bind_config); loopback_add(cdev, autoresume != 0); } |