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Groups > linux.kernel > #1325357

[PATCH v4 20/43] usb: gadget: configfs: add new composite API support

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Handle functions using new API properly.

Signed-off-by: Robert Baldyga <r.baldyga@samsung.com>
---
 drivers/usb/gadget/configfs.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index fb3c9ba..60c6898 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1358,6 +1358,11 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 				goto err_purge_funcs;
 			}
 		}
+
+		ret = usb_config_do_bind(c);
+		if (ret)
+			goto err_purge_funcs;
+
 		usb_ep_autoconfig_reset(cdev->gadget);
 	}
 	if (cdev->use_os_string) {
@@ -1366,10 +1371,23 @@ static int configfs_composite_bind(struct usb_gadget *gadget,
 			goto err_purge_funcs;
 	}
 
+	ret = composite_prep_vendor_descs(cdev);
+	if (ret < 0)
+		goto err_free_vendor_descs;
+
+	ret = composite_generate_old_descs(cdev);
+	if (ret < 0)
+		goto err_free_old_descs;
+
 	usb_ep_autoconfig_reset(cdev->gadget);
 	return 0;
 
+err_free_old_descs:
+	composite_free_old_descs(cdev);
+err_free_vendor_descs:
+	composite_free_vendor_descs(cdev);
 err_purge_funcs:
+	composite_free_descs(cdev);
 	purge_configs_funcs(gi);
 err_comp_cleanup:
 	composite_dev_cleanup(cdev);
@@ -1386,6 +1404,10 @@ static void configfs_composite_unbind(struct usb_gadget *gadget)
 	cdev = get_gadget_data(gadget);
 	gi = container_of(cdev, struct gadget_info, cdev);
 
+	composite_free_old_descs(cdev);
+	composite_free_vendor_descs(cdev);
+	composite_free_descs(cdev);
+
 	kfree(otg_desc[0]);
 	otg_desc[0] = NULL;
 	purge_configs_funcs(gi);
-- 
1.9.1

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[PATCH v4 00/43] usb: gadget: composite: introduce new function API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 10/43] usb: gadget: composite: handle vendor descs Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 16/43] usb: gadget: composite: add usb_function_get_ep()  function Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 24/43] usb: gadget: f_rndis: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 18/43] usb: gadget: composite: usb_get_endpoint_address()  function Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 06/43] usb: gadget: composite: introduce new descriptors  format Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
    Re: [PATCH v4 06/43] usb: gadget: composite: introduce new  descriptors format kbuild test robot <lkp@intel.com> - 2016-02-04 06:20 +0100
  [PATCH v4 15/43] usb: gadget: composite: handle get_alt() automatically Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 04/43] usb: gadget: configfs: fix error path Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 37/43] usb: gadget: f_mass_storage: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 23/43] usb: gadget: f_ecm: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 02/43] usb: gadget: f_sourcesink: free requests in  sourcesink_disable() Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 13/43] usb: gadget: composite: enable eps before calling  set_alt() callback Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 32/43] usb: gadget: f_obex: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 20/43] usb: gadget: configfs: add new composite API support Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 27/43] usb: gadget: f_acm: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 26/43] usb: gadget: f_hid: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 30/43] usb: gadget: f_printer: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 08/43] usb: gadget: composite: introduce new USB function ops Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 35/43] usb: gadget: f_uac1: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 31/43] usb: gadget: f_serial: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 42/43] Documentation: update uvc configfs interface  description Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 43/43] usb: gadget: f_uvc: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 25/43] usb: gadget: f_hid: handle requests lifetime properly Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 03/43] usb: gadget: f_loopback: free requests in  loopback_disable() Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 38/43] usb: gadget: u_serial: remove  usb_ep_enable()/usb_ep_disable() Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 34/43] usb: gadget: f_subset: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 29/43] usb: gadget: f_ncm: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 22/43] usb: gadget: f_sourcesink: convert to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 39/43] usb: gadget: u_ether: remove  usb_ep_enable()/usb_ep_disable() Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 40/43] usb: gadget: uvc: fix typo in UVCG_OPTS_ATTR() macro Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 36/43] usb: gadget: f_uac2: conversion to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 41/43] usb: gadget: uvc: simplify descriptors generation Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 13:50 +0100
  [PATCH v4 09/43] usb: gadget: composite: handle function bind Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
    Re: [PATCH v4 09/43] usb: gadget: composite: handle function bind kbuild test robot <lkp@intel.com> - 2016-02-04 06:50 +0100
  [PATCH v4 01/43] usb: gadget: f_sourcesink: make ISO altset  user-selectable Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 12/43] usb: gadget: composite: disable eps before calling  disable() callback Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 17/43] usb: gadget: composite: add usb_get_interface_id()  function Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 19/43] usb: gadget: composite: enable adding USB functions  using new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 05/43] usb: gadget: composite: fix recursive spinlock locking Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 21/43] usb: gadget: f_loopback: convert to new API Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 14/43] usb: gadget: composite: introduce clear_alt()  operation Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 11/43] usb: gadget: composite: generate old descs for  compatibility Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100
  [PATCH v4 07/43] usb: gadget: composite: add functions for descriptors  handling Robert Baldyga <r.baldyga@samsung.com> - 2016-02-03 14:00 +0100

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