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usb-drv-as3525v2: cosmetics

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31501 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2011-12-31 20:08:29 +00:00
parent f016893aaa
commit c55672bcef
1 changed files with 12 additions and 12 deletions
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24
firmware/target/arm/as3525/usb-drv-as3525v2.c
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@ -40,9 +40,9 @@ static const uint8_t in_ep_list[] = {0, 1, 3, 5};
static const uint8_t out_ep_list[] = {0, 2, 4}; static const uint8_t out_ep_list[] = {0, 2, 4};
/* store per endpoint, per direction, information */ /* store per endpoint, per direction, information */
struct usb_endpoint struct ep_type
{ {
unsigned int len; /* length of the data buffer */ unsigned int size; /* length of the data buffer */
struct semaphore complete; /* wait object */ struct semaphore complete; /* wait object */
int8_t status; /* completion status (0 for success) */ int8_t status; /* completion status (0 for success) */
bool active; /* true is endpoint has been requested (true for EP0) */ bool active; /* true is endpoint has been requested (true for EP0) */
@ -67,7 +67,7 @@ enum ep0state
}; };
/* endpoints[ep_num][DIR_IN/DIR_OUT] */ /* endpoints[ep_num][DIR_IN/DIR_OUT] */
static struct usb_endpoint endpoints[USB_NUM_ENDPOINTS][2]; static struct ep_type endpoints[USB_NUM_ENDPOINTS][2];
/* setup packet for EP0 */ /* setup packet for EP0 */
/* USB control requests may be up to 64 bytes in size. /* USB control requests may be up to 64 bytes in size.
@ -116,7 +116,7 @@ static void reset_endpoints(void)
for (unsigned i = 0; i < num_eps(dir == DIR_OUT); i++) for (unsigned i = 0; i < num_eps(dir == DIR_OUT); i++)
{ {
int ep = ((dir == DIR_IN) ? in_ep_list : out_ep_list)[i]; int ep = ((dir == DIR_IN) ? in_ep_list : out_ep_list)[i];
struct usb_endpoint *endpoint = &endpoints[ep][out]; struct ep_type *endpoint = &endpoints[ep][out];
endpoint->active = false; endpoint->active = false;
endpoint->busy = false; endpoint->busy = false;
endpoint->status = -1; endpoint->status = -1;
@ -148,7 +148,7 @@ static void cancel_all_transfers(bool cancel_ep0)
for (unsigned i = !!cancel_ep0; i < num_eps(dir == DIR_OUT); i++) for (unsigned i = !!cancel_ep0; i < num_eps(dir == DIR_OUT); i++)
{ {
int ep = ((dir == DIR_IN) ? in_ep_list : out_ep_list)[i]; int ep = ((dir == DIR_IN) ? in_ep_list : out_ep_list)[i];
struct usb_endpoint *endpoint = &endpoints[ep][dir == DIR_OUT]; struct ep_type *endpoint = &endpoints[ep][dir == DIR_OUT];
endpoint->status = -1; endpoint->status = -1;
endpoint->busy = false; endpoint->busy = false;
endpoint->done = false; endpoint->done = false;
@ -259,17 +259,17 @@ static void handle_ep_int(int ep, bool out)
if(sts & DEPINT_xfercompl) if(sts & DEPINT_xfercompl)
{ {
struct usb_endpoint *endpoint = &endpoints[ep][out ? DIR_OUT : DIR_IN]; struct ep_type *endpoint = &endpoints[ep][out ? DIR_OUT : DIR_IN];
if(endpoint->busy) if(endpoint->busy)
{ {
endpoint->busy = false; endpoint->busy = false;
endpoint->status = 0; endpoint->status = 0;
/* works even for EP0 */ /* works even for EP0 */
int size = (DEPTSIZ(ep, out) & DEPTSIZ_xfersize_bits); int size = (DEPTSIZ(ep, out) & DEPTSIZ_xfersize_bits);
int transfered = endpoint->len - size; int transfered = endpoint->size - size;
if(ep == 0) if(ep == 0)
{ {
bool is_ack = endpoint->len == 0; bool is_ack = endpoint->size == 0;
switch(ep0_state) switch(ep0_state)
{ {
case EP0_WAIT_SETUP: case EP0_WAIT_SETUP:
@ -287,7 +287,7 @@ static void handle_ep_int(int ep, bool out)
} }
} }
if (!out) if (!out)
endpoint->len = size; endpoint->size = size;
usb_core_transfer_complete(ep, out ? USB_DIR_OUT : USB_DIR_IN, 0, transfered); usb_core_transfer_complete(ep, out ? USB_DIR_OUT : USB_DIR_IN, 0, transfered);
endpoint->done = true; endpoint->done = true;
semaphore_release(&endpoint->complete); semaphore_release(&endpoint->complete);
@ -428,9 +428,9 @@ static void usb_drv_transfer(int ep, void *ptr, int len, bool out)
/* disable interrupts to avoid any race */ /* disable interrupts to avoid any race */
int oldlevel = disable_irq_save(); int oldlevel = disable_irq_save();
struct usb_endpoint *endpoint = &endpoints[ep][out ? DIR_OUT : DIR_IN]; struct ep_type *endpoint = &endpoints[ep][out ? DIR_OUT : DIR_IN];
endpoint->busy = true; endpoint->busy = true;
endpoint->len = len; endpoint->size = len;
endpoint->status = -1; endpoint->status = -1;
if (out) if (out)
@ -467,7 +467,7 @@ int usb_drv_recv(int ep, void *ptr, int len)
int usb_drv_send(int ep, void *ptr, int len) int usb_drv_send(int ep, void *ptr, int len)
{ {
ep = EP_NUM(ep); ep = EP_NUM(ep);
struct usb_endpoint *endpoint = &endpoints[ep][1]; struct ep_type *endpoint = &endpoints[ep][1];
endpoint->done = false; endpoint->done = false;
usb_drv_transfer(ep, ptr, len, false); usb_drv_transfer(ep, ptr, len, false);
while (endpoint->busy && !endpoint->done) while (endpoint->busy && !endpoint->done)