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usb: gadget: renesas_usbhs: parameter cleanup for usbhsh_endpoint_xx()

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current mod_host used usbhs_endpoint_alloc/free(),
but allocated variable was attached to each xx->hcpriv.
The intuitively clear name was not xxx_alloc/free() but xxx_attach/detach().

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Kuninori Morimoto 2011-10-31 00:48:59 -07:00 committed by Felipe Balbi
parent 3eddc9e4c8
commit 4825093e9d
1 changed files with 17 additions and 20 deletions
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37
drivers/usb/renesas_usbhs/mod_host.c
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@ -340,13 +340,14 @@ static void usbhsh_device_free(struct usbhsh_hpriv *hpriv,
/*
* end-point control
*/
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)
static int usbhsh_endpoint_attach(struct usbhsh_hpriv *hpriv,
struct urb *urb,
gfp_t mem_flags)
{
struct usbhs_priv *priv = usbhsh_hpriv_to_priv(hpriv);
struct usb_device *usbv = usbhsh_urb_to_usbv(urb);
struct usbhsh_device *udev = usbhsh_usbv_to_udev(usbv);
struct usb_host_endpoint *ep = urb->ep;
struct usbhsh_ep *uep;
struct usbhsh_pipe_info *info;
struct usbhs_pipe *best_pipe = NULL;
@ -357,7 +358,7 @@ static struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
uep = kzalloc(sizeof(struct usbhsh_ep), mem_flags);
if (!uep) {
dev_err(dev, "usbhsh_ep alloc fail\n");
return NULL;
return -ENOMEM;
}
/******************** spin lock ********************/
@ -374,10 +375,9 @@ static struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
} else {
struct usbhs_pipe *pipe;
unsigned int min_usr = ~0;
int dir_in_req = !!usb_pipein(urb->pipe);
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;
@ -410,7 +410,7 @@ static struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
if (unlikely(!best_pipe)) {
dev_err(dev, "couldn't find best pipe\n");
kfree(uep);
return NULL;
return -EIO;
}
/*
@ -437,11 +437,11 @@ static struct usbhsh_ep *usbhsh_endpoint_alloc(struct usbhsh_hpriv *hpriv,
usbhsh_device_number(hpriv, udev),
usbhs_pipe_name(uep->pipe), uep);
return uep;
return 0;
}
static void usbhsh_endpoint_free(struct usbhsh_hpriv *hpriv,
struct usb_host_endpoint *ep)
static void usbhsh_endpoint_detach(struct usbhsh_hpriv *hpriv,
struct usb_host_endpoint *ep)
{
struct usbhs_priv *priv = usbhsh_hpriv_to_priv(hpriv);
struct device *dev = usbhs_priv_to_dev(priv);
@ -745,7 +745,6 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd,
struct usb_device *usbv = usbhsh_urb_to_usbv(urb);
struct usb_host_endpoint *ep = urb->ep;
struct usbhsh_device *udev, *new_udev = NULL;
struct usbhsh_ep *uep;
int is_dir_in = usb_pipein(urb->pipe);
int ret;
@ -769,13 +768,11 @@ static int usbhsh_urb_enqueue(struct usb_hcd *hcd,
}
/*
* get uep
* attach endpoint if needed
*/
uep = usbhsh_ep_to_uep(ep);
if (!uep) {
uep = usbhsh_endpoint_alloc(hpriv, udev, ep,
is_dir_in, mem_flags);
if (!uep)
if (!usbhsh_ep_to_uep(ep)) {
ret = usbhsh_endpoint_attach(hpriv, urb, mem_flags);
if (ret < 0)
goto usbhsh_urb_enqueue_error_free_device;
}
@ -827,7 +824,7 @@ static void usbhsh_endpoint_disable(struct usb_hcd *hcd,
udev = usbhsh_uep_to_udev(uep);
hpriv = usbhsh_hcd_to_hpriv(hcd);
usbhsh_endpoint_free(hpriv, ep);
usbhsh_endpoint_detach(hpriv, ep);
/*
* if there is no endpoint,