diff options
Diffstat (limited to 'drivers/usb/phy/phy-mv-usb.c')
| -rw-r--r-- | drivers/usb/phy/phy-mv-usb.c | 56 |
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; |