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yaml
---
r: 280872
b: refs/heads/master
c: f352741
h: refs/heads/master
v: v3
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Kuninori Morimoto authored and Felipe Balbi committed Dec 12, 2011
1 parent 76f1e06 commit ceb3460
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Showing 2 changed files with 29 additions and 32 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: d399f90d192f4cbda2527d42d054d090e327a9a0
refs/heads/master: f352741d2704a480a927160be8c910570bf51238
59 changes: 28 additions & 31 deletions trunk/drivers/usb/renesas_usbhs/mod_host.c
Original file line number Diff line number Diff line change
Expand Up @@ -340,36 +340,26 @@ static void usbhsh_device_free(struct usbhsh_hpriv *hpriv,
/*
* end-point control
*/
struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
static 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);
struct usb_hcd *hcd = usbhsh_hpriv_to_hcd(hpriv);
struct usbhsh_ep *uep;
struct usbhsh_pipe_info *info;
struct usbhs_pipe *pipe, *best_pipe;
struct device *dev = usbhsh_hcd_to_dev(hcd);
struct usbhs_pipe *best_pipe = NULL;
struct device *dev = usbhs_priv_to_dev(priv);
struct usb_endpoint_descriptor *desc = &ep->desc;
int type, i, dir_in;
unsigned int min_usr;
unsigned long flags;

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;
}

if (usb_endpoint_xfer_control(desc)) {
best_pipe = usbhsh_hpriv_to_dcp(hpriv);
goto usbhsh_endpoint_alloc_find_pipe;
}

/******************** spin lock ********************/
usbhs_lock(priv, flags);

Expand All @@ -378,22 +368,29 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
* see
* HARDWARE LIMITATION
*/
type = usb_endpoint_type(desc);
min_usr = ~0;
best_pipe = NULL;
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) {
min_usr = info->usr_cnt;
best_pipe = pipe;
if (usb_endpoint_xfer_control(desc)) {
/* best pipe is DCP */
best_pipe = usbhsh_hpriv_to_dcp(hpriv);
} else {
struct usbhs_pipe *pipe;
unsigned int min_usr = ~0;
int i, dir_in;

dir_in_req = !!dir_in_req;

usbhs_for_each_pipe(pipe, priv, i) {
if (!usbhs_pipe_type_is(pipe, usb_endpoint_type(desc)))
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) {
min_usr = info->usr_cnt;
best_pipe = pipe;
}
}
}

Expand All @@ -415,7 +412,7 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
kfree(uep);
return NULL;
}
usbhsh_endpoint_alloc_find_pipe:

/*
* init uep
*/
Expand Down Expand Up @@ -443,7 +440,7 @@ struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
return uep;
}

void usbhsh_endpoint_free(struct usbhsh_hpriv *hpriv,
static void usbhsh_endpoint_free(struct usbhsh_hpriv *hpriv,
struct usb_host_endpoint *ep)
{
struct usbhs_priv *priv = usbhsh_hpriv_to_priv(hpriv);
Expand Down

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