diff options
Diffstat (limited to 'drivers/usb/chipidea/core.c')
-rw-r--r-- | drivers/usb/chipidea/core.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c index 42f224936a8e..5270156591e0 100644 --- a/drivers/usb/chipidea/core.c +++ b/drivers/usb/chipidea/core.c @@ -280,38 +280,6 @@ static void ci_role_work(struct work_struct *work) } } -static ssize_t show_role(struct device *dev, struct device_attribute *attr, - char *buf) -{ - struct ci13xxx *ci = dev_get_drvdata(dev); - - return sprintf(buf, "%s\n", ci_role(ci)->name); -} - -static ssize_t store_role(struct device *dev, struct device_attribute *attr, - const char *buf, size_t count) -{ - struct ci13xxx *ci = dev_get_drvdata(dev); - enum ci_role role; - int ret; - - for (role = CI_ROLE_HOST; role < CI_ROLE_END; role++) - if (ci->roles[role] && !strcmp(buf, ci->roles[role]->name)) - break; - - if (role == CI_ROLE_END || role == ci->role) - return -EINVAL; - - ci_role_stop(ci); - ret = ci_role_start(ci, role); - if (ret) - return ret; - - return count; -} - -static DEVICE_ATTR(role, S_IRUSR | S_IWUSR, show_role, store_role); - static irqreturn_t ci_irq(int irq, void *data) { struct ci13xxx *ci = data; @@ -484,17 +452,11 @@ static int ci_hdrc_probe(struct platform_device *pdev) if (ret) goto stop; - ret = device_create_file(dev, &dev_attr_role); - if (ret) - goto rm_attr; - if (ci->is_otg) hw_write(ci, OP_OTGSC, OTGSC_IDIE, OTGSC_IDIE); return ret; -rm_attr: - device_remove_file(dev, &dev_attr_role); stop: ci_role_stop(ci); rm_wq: @@ -510,7 +472,6 @@ static int ci_hdrc_remove(struct platform_device *pdev) flush_workqueue(ci->wq); destroy_workqueue(ci->wq); - device_remove_file(ci->dev, &dev_attr_role); free_irq(ci->irq, ci); ci_role_stop(ci); |