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path: root/drivers/usb/phy/phy-mv-usb.c
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Diffstat (limited to 'drivers/usb/phy/phy-mv-usb.c')
-rw-r--r--drivers/usb/phy/phy-mv-usb.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/usb/phy/phy-mv-usb.c b/drivers/usb/phy/phy-mv-usb.c
index 7d80c54f0ac6..b234d46cd58b 100644
--- a/drivers/usb/phy/phy-mv-usb.c
+++ b/drivers/usb/phy/phy-mv-usb.c
@@ -56,7 +56,7 @@ static char *state_string[] = {
static int mv_otg_set_vbus(struct usb_otg *otg, bool on)
{
- struct mv_otg *mvotg = container_of(otg->phy, struct mv_otg, phy);
+ struct mv_otg *mvotg = container_of(otg->usb_phy, struct mv_otg, phy);
if (mvotg->pdata->set_vbus == NULL)
return -ENODEV;
@@ -339,68 +339,68 @@ static void mv_otg_update_state(struct mv_otg *mvotg)
{
struct mv_otg_ctrl *otg_ctrl = &mvotg->otg_ctrl;
struct usb_phy *phy = &mvotg->phy;
- int old_state = phy->state;
+ int old_state = mvotg->phy.otg->state;
switch (old_state) {
case OTG_STATE_UNDEFINED:
- phy->state = OTG_STATE_B_IDLE;
+ mvotg->phy.otg->state = OTG_STATE_B_IDLE;
/* FALL THROUGH */
case OTG_STATE_B_IDLE:
if (otg_ctrl->id == 0)
- phy->state = OTG_STATE_A_IDLE;
+ mvotg->phy.otg->state = OTG_STATE_A_IDLE;
else if (otg_ctrl->b_sess_vld)
- phy->state = OTG_STATE_B_PERIPHERAL;
+ mvotg->phy.otg->state = OTG_STATE_B_PERIPHERAL;
break;
case OTG_STATE_B_PERIPHERAL:
if (!otg_ctrl->b_sess_vld || otg_ctrl->id == 0)
- phy->state = OTG_STATE_B_IDLE;
+ mvotg->phy.otg->state = OTG_STATE_B_IDLE;
break;
case OTG_STATE_A_IDLE:
if (otg_ctrl->id)
- phy->state = OTG_STATE_B_IDLE;
+ mvotg->phy.otg->state = OTG_STATE_B_IDLE;
else if (!(otg_ctrl->a_bus_drop) &&
(otg_ctrl->a_bus_req || otg_ctrl->a_srp_det))
- phy->state = OTG_STATE_A_WAIT_VRISE;
+ mvotg->phy.otg->state = OTG_STATE_A_WAIT_VRISE;
break;
case OTG_STATE_A_WAIT_VRISE:
if (otg_ctrl->a_vbus_vld)
- phy->state = OTG_STATE_A_WAIT_BCON;
+ mvotg->phy.otg->state = OTG_STATE_A_WAIT_BCON;
break;
case OTG_STATE_A_WAIT_BCON:
if (otg_ctrl->id || otg_ctrl->a_bus_drop
|| otg_ctrl->a_wait_bcon_timeout) {
mv_otg_cancel_timer(mvotg, A_WAIT_BCON_TIMER);
mvotg->otg_ctrl.a_wait_bcon_timeout = 0;
- phy->state = OTG_STATE_A_WAIT_VFALL;
+ mvotg->phy.otg->state = OTG_STATE_A_WAIT_VFALL;
otg_ctrl->a_bus_req = 0;
} else if (!otg_ctrl->a_vbus_vld) {
mv_otg_cancel_timer(mvotg, A_WAIT_BCON_TIMER);
mvotg->otg_ctrl.a_wait_bcon_timeout = 0;
- phy->state = OTG_STATE_A_VBUS_ERR;
+ mvotg->phy.otg->state = OTG_STATE_A_VBUS_ERR;
} else if (otg_ctrl->b_conn) {
mv_otg_cancel_timer(mvotg, A_WAIT_BCON_TIMER);
mvotg->otg_ctrl.a_wait_bcon_timeout = 0;
- phy->state = OTG_STATE_A_HOST;
+ mvotg->phy.otg->state = OTG_STATE_A_HOST;
}
break;
case OTG_STATE_A_HOST:
if (otg_ctrl->id || !otg_ctrl->b_conn
|| otg_ctrl->a_bus_drop)
- phy->state = OTG_STATE_A_WAIT_BCON;
+ mvotg->phy.otg->state = OTG_STATE_A_WAIT_BCON;
else if (!otg_ctrl->a_vbus_vld)
- phy->state = OTG_STATE_A_VBUS_ERR;
+ mvotg->phy.otg->state = OTG_STATE_A_VBUS_ERR;
break;
case OTG_STATE_A_WAIT_VFALL:
if (otg_ctrl->id
|| (!otg_ctrl->b_conn && otg_ctrl->a_sess_vld)
|| otg_ctrl->a_bus_req)
- phy->state = OTG_STATE_A_IDLE;
+ mvotg->phy.otg->state = OTG_STATE_A_IDLE;
break;
case OTG_STATE_A_VBUS_ERR:
if (otg_ctrl->id || otg_ctrl->a_clr_err
|| otg_ctrl->a_bus_drop) {
otg_ctrl->a_clr_err = 0;
- phy->state = OTG_STATE_A_WAIT_VFALL;
+ mvotg->phy.otg->state = OTG_STATE_A_WAIT_VFALL;
}
break;
default:
@@ -420,8 +420,8 @@ static void mv_otg_work(struct work_struct *work)
run:
/* work queue is single thread, or we need spin_lock to protect */
phy = &mvotg->phy;
- otg = phy->otg;
- old_state = phy->state;
+ otg = mvotg->phy.otg;
+ old_state = otg->state;
if (!mvotg->active)
return;
@@ -429,22 +429,24 @@ run:
mv_otg_update_inputs(mvotg);
mv_otg_update_state(mvotg);
- if (old_state != phy->state) {
+ if (old_state != mvotg->phy.otg->state) {
dev_info(&mvotg->pdev->dev, "change from state %s to %s\n",
state_string[old_state],
- state_string[phy->state]);
+ state_string[mvotg->phy.otg->state]);
- switch (phy->state) {
+ switch (mvotg->phy.otg->state) {
case OTG_STATE_B_IDLE:
otg->default_a = 0;
if (old_state == OTG_STATE_B_PERIPHERAL)
mv_otg_start_periphrals(mvotg, 0);
mv_otg_reset(mvotg);
mv_otg_disable(mvotg);
+ usb_phy_set_event(&mvotg->phy, USB_EVENT_NONE);
break;
case OTG_STATE_B_PERIPHERAL:
mv_otg_enable(mvotg);
mv_otg_start_periphrals(mvotg, 1);
+ usb_phy_set_event(&mvotg->phy, USB_EVENT_ENUMERATED);
break;
case OTG_STATE_A_IDLE:
otg->default_a = 1;
@@ -545,8 +547,8 @@ set_a_bus_req(struct device *dev, struct device_attribute *attr,
return -1;
/* We will use this interface to change to A device */
- if (mvotg->phy.state != OTG_STATE_B_IDLE
- && mvotg->phy.state != OTG_STATE_A_IDLE)
+ if (mvotg->phy.otg->state != OTG_STATE_B_IDLE
+ && mvotg->phy.otg->state != OTG_STATE_A_IDLE)
return -1;
/* The clock may disabled and we need to set irq for ID detected */
@@ -686,10 +688,8 @@ static int mv_otg_probe(struct platform_device *pdev)
}
mvotg = devm_kzalloc(&pdev->dev, sizeof(*mvotg), GFP_KERNEL);
- if (!mvotg) {
- dev_err(&pdev->dev, "failed to allocate memory!\n");
+ if (!mvotg)
return -ENOMEM;
- }
otg = devm_kzalloc(&pdev->dev, sizeof(*otg), GFP_KERNEL);
if (!otg)
@@ -717,9 +717,9 @@ static int mv_otg_probe(struct platform_device *pdev)
mvotg->phy.dev = &pdev->dev;
mvotg->phy.otg = otg;
mvotg->phy.label = driver_name;
- mvotg->phy.state = OTG_STATE_UNDEFINED;
- otg->phy = &mvotg->phy;
+ otg->state = OTG_STATE_UNDEFINED;
+ otg->usb_phy = &mvotg->phy;
otg->set_host = mv_otg_set_host;
otg->set_peripheral = mv_otg_set_peripheral;
otg->set_vbus = mv_otg_set_vbus;
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 23:13:26 +0000