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usb: chipidea: move debug files creation/removal to the core 

Create and remove debugfs entries in hdrc probe/remove instead of
start/stop of the device controller. Gadget specific will not export
anything while the controller is in host mode.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Shishkin 2013-03-30 12:53:53 +02:00 committed by Greg Kroah-Hartman
parent c8e333a3b1
commit adf0f735e6
2 changed files with 6 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/usb/chipidea/core.c
View File

@ -455,8 +455,11 @@ static int ci_hdrc_probe(struct platform_device *pdev)
if (ci->is_otg) if (ci->is_otg)
hw_write(ci, OP_OTGSC, OTGSC_IDIE, OTGSC_IDIE); hw_write(ci, OP_OTGSC, OTGSC_IDIE, OTGSC_IDIE);
return ret; ret = dbg_create_files(ci);
if (!ret)
return 0;
free_irq(ci->irq, ci);
stop: stop:
ci_role_stop(ci); ci_role_stop(ci);
rm_wq: rm_wq:
@ -470,6 +473,7 @@ static int ci_hdrc_remove(struct platform_device *pdev)
{ {
struct ci13xxx *ci = platform_get_drvdata(pdev); struct ci13xxx *ci = platform_get_drvdata(pdev);
dbg_remove_files(ci);
flush_workqueue(ci->wq); flush_workqueue(ci->wq);
destroy_workqueue(ci->wq); destroy_workqueue(ci->wq);
free_irq(ci->irq, ci); free_irq(ci->irq, ci);

9
drivers/usb/chipidea/udc.c
View File

@ -1697,15 +1697,11 @@ static int udc_start(struct ci13xxx *ci)
goto put_transceiver; goto put_transceiver;
} }
retval = dbg_create_files(ci);
if (retval)
goto unreg_device;
if (!IS_ERR_OR_NULL(ci->transceiver)) { if (!IS_ERR_OR_NULL(ci->transceiver)) {
retval = otg_set_peripheral(ci->transceiver->otg, retval = otg_set_peripheral(ci->transceiver->otg,
&ci->gadget); &ci->gadget);
if (retval) if (retval)
goto remove_dbg; goto unreg_device;
} }
retval = usb_add_gadget_udc(dev, &ci->gadget); retval = usb_add_gadget_udc(dev, &ci->gadget);
@ -1725,8 +1721,6 @@ remove_trans:
} }
dev_err(dev, "error = %i\n", retval); dev_err(dev, "error = %i\n", retval);
remove_dbg:
dbg_remove_files(ci);
unreg_device: unreg_device:
device_unregister(&ci->gadget.dev); device_unregister(&ci->gadget.dev);
put_transceiver: put_transceiver:
@ -1763,7 +1757,6 @@ static void udc_stop(struct ci13xxx *ci)
if (ci->global_phy) if (ci->global_phy)
usb_put_phy(ci->transceiver); usb_put_phy(ci->transceiver);
} }
dbg_remove_files(ci);
device_unregister(&ci->gadget.dev); device_unregister(&ci->gadget.dev);
/* my kobject is dynamic, I swear! */ /* my kobject is dynamic, I swear! */
memset(&ci->gadget, 0, sizeof(ci->gadget)); memset(&ci->gadget, 0, sizeof(ci->gadget));