diff options
Diffstat (limited to 'drivers/usb/renesas_usbhs/mod_host.c')
| -rw-r--r-- | drivers/usb/renesas_usbhs/mod_host.c | 64 |
1 files changed, 40 insertions, 24 deletions
diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index 1a7208a50afc..7955de589951 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -103,7 +103,7 @@ struct usbhsh_hpriv { u32 port_stat; /* USB_PORT_STAT_xxx */ - struct completion *done; + struct completion setup_ack_done; /* see usbhsh_req_alloc/free */ struct list_head ureq_link_active; @@ -355,6 +355,7 @@ static void usbhsh_device_free(struct usbhsh_hpriv *hpriv, struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv, struct usbhsh_device *udev, struct usb_host_endpoint *ep, + int dir_in_req, gfp_t mem_flags) { struct usbhs_priv *priv = usbhsh_hpriv_to_priv(hpriv); @@ -364,27 +365,38 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv, struct usbhs_pipe *pipe, *best_pipe; struct device *dev = usbhsh_hcd_to_dev(hcd); struct usb_endpoint_descriptor *desc = &ep->desc; - int type, i; + int type, i, dir_in; unsigned int min_usr; + dir_in_req = !!dir_in_req; + uep = kzalloc(sizeof(struct usbhsh_ep), mem_flags); if (!uep) { dev_err(dev, "usbhsh_ep alloc fail\n"); return NULL; } - type = usb_endpoint_type(desc); + + if (usb_endpoint_xfer_control(desc)) { + best_pipe = usbhsh_hpriv_to_dcp(hpriv); + goto usbhsh_endpoint_alloc_find_pipe; + } /* * find best pipe for endpoint * see * HARDWARE LIMITATION */ + type = usb_endpoint_type(desc); min_usr = ~0; best_pipe = NULL; - usbhs_for_each_pipe_with_dcp(pipe, priv, i) { + usbhs_for_each_pipe(pipe, priv, i) { if (!usbhs_pipe_type_is(pipe, type)) continue; + dir_in = !!usbhs_pipe_is_dir_in(pipe); + if (0 != (dir_in - dir_in_req)) + continue; + info = usbhsh_pipe_info(pipe); if (min_usr > info->usr_cnt) { @@ -398,7 +410,7 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv, kfree(uep); return NULL; } - +usbhsh_endpoint_alloc_find_pipe: /* * init uep */ @@ -423,6 +435,7 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv, * see * DCPMAXP/PIPEMAXP */ + usbhs_pipe_sequence_data0(uep->pipe); usbhs_pipe_config_update(uep->pipe, usbhsh_device_number(hpriv, udev), usb_endpoint_num(desc), @@ -430,7 +443,7 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv, dev_dbg(dev, "%s [%d-%s](%p)\n", __func__, usbhsh_device_number(hpriv, udev), - usbhs_pipe_name(pipe), uep); + usbhs_pipe_name(uep->pipe), uep); return uep; } @@ -549,8 +562,7 @@ static void usbhsh_setup_stage_packet_push(struct usbhsh_hpriv *hpriv, * usbhsh_irq_setup_ack() * usbhsh_irq_setup_err() */ - DECLARE_COMPLETION(done); - hpriv->done = &done; + init_completion(&hpriv->setup_ack_done); /* copy original request */ memcpy(&req, urb->setup_packet, sizeof(struct usb_ctrlrequest)); @@ -572,8 +584,7 @@ static void usbhsh_setup_stage_packet_push(struct usbhsh_hpriv *hpriv, /* * wait setup packet ACK */ - wait_for_completion(&done); - hpriv->done = NULL; + wait_for_completion(&hpriv->setup_ack_done); dev_dbg(dev, "%s done\n", __func__); } @@ -724,11 +735,11 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, struct usbhsh_device *udev, *new_udev = NULL; struct usbhs_pipe *pipe; struct usbhsh_ep *uep; + int is_dir_in = usb_pipein(urb->pipe); int ret; - dev_dbg(dev, "%s (%s)\n", - __func__, usb_pipein(urb->pipe) ? "in" : "out"); + dev_dbg(dev, "%s (%s)\n", __func__, is_dir_in ? "in" : "out"); ret = usb_hcd_link_urb_to_ep(hcd, urb); if (ret) @@ -751,7 +762,8 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd, */ uep = usbhsh_ep_to_uep(ep); if (!uep) { - uep = usbhsh_endpoint_alloc(hpriv, udev, ep, mem_flags); + uep = usbhsh_endpoint_alloc(hpriv, udev, ep, + is_dir_in, mem_flags); if (!uep) goto usbhsh_urb_enqueue_error_free_device; } @@ -1095,10 +1107,7 @@ static int usbhsh_irq_setup_ack(struct usbhs_priv *priv, dev_dbg(dev, "setup packet OK\n"); - if (unlikely(!hpriv->done)) - dev_err(dev, "setup ack happen without necessary data\n"); - else - complete(hpriv->done); /* see usbhsh_urb_enqueue() */ + complete(&hpriv->setup_ack_done); /* see usbhsh_urb_enqueue() */ return 0; } @@ -1111,10 +1120,7 @@ static int usbhsh_irq_setup_err(struct usbhs_priv *priv, dev_dbg(dev, "setup packet Err\n"); - if (unlikely(!hpriv->done)) - dev_err(dev, "setup err happen without necessary data\n"); - else - complete(hpriv->done); /* see usbhsh_urb_enqueue() */ + complete(&hpriv->setup_ack_done); /* see usbhsh_urb_enqueue() */ return 0; } @@ -1221,8 +1227,18 @@ static int usbhsh_stop(struct usbhs_priv *priv) { struct usbhsh_hpriv *hpriv = usbhsh_priv_to_hpriv(priv); struct usb_hcd *hcd = usbhsh_hpriv_to_hcd(hpriv); + struct usbhs_mod *mod = usbhs_mod_get_current(priv); struct device *dev = usbhs_priv_to_dev(priv); + /* + * disable irq callback + */ + mod->irq_attch = NULL; + mod->irq_dtch = NULL; + mod->irq_sack = NULL; + mod->irq_sign = NULL; + usbhs_irq_callback_update(priv, mod); + usb_remove_hcd(hcd); /* disable sys */ @@ -1235,7 +1251,7 @@ static int usbhsh_stop(struct usbhs_priv *priv) return 0; } -int __devinit usbhs_mod_host_probe(struct usbhs_priv *priv) +int usbhs_mod_host_probe(struct usbhs_priv *priv) { struct usbhsh_hpriv *hpriv; struct usb_hcd *hcd; @@ -1251,6 +1267,7 @@ int __devinit usbhs_mod_host_probe(struct usbhs_priv *priv) dev_err(dev, "Failed to create hcd\n"); return -ENOMEM; } + hcd->has_tt = 1; /* for low/full speed */ pipe_info = kzalloc(sizeof(*pipe_info) * pipe_size, GFP_KERNEL); if (!pipe_info) { @@ -1279,7 +1296,6 @@ int __devinit usbhs_mod_host_probe(struct usbhs_priv *priv) hpriv->mod.stop = usbhsh_stop; hpriv->pipe_info = pipe_info; hpriv->pipe_size = pipe_size; - hpriv->done = NULL; usbhsh_req_list_init(hpriv); usbhsh_port_stat_init(hpriv); @@ -1299,7 +1315,7 @@ usbhs_mod_host_probe_err: return -ENOMEM; } -int __devexit usbhs_mod_host_remove(struct usbhs_priv *priv) +int usbhs_mod_host_remove(struct usbhs_priv *priv) { struct usbhsh_hpriv *hpriv = usbhsh_priv_to_hpriv(priv); struct usb_hcd *hcd = usbhsh_hpriv_to_hcd(hpriv); |