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libpayload: Fix random warnings 

dump_td() is orphaned but looks useful => commented out.

The delay identifier shadowed the global one => renamed to total_delay.

Change-Id: I4f3766a07db9194b2552ebf9302bd7ef8a66371f
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: http://review.coreboot.org/1895
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Tested-by: build bot (Jenkins)
This commit is contained in:
Nico Huber 2012-11-23 11:52:18 +01:00 committed by Patrick Georgi
parent 4f83d1b0c6
commit e8a71d34cd
2 changed files with 5 additions and 3 deletions
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2
payloads/libpayload/drivers/usb/ohci.c
View File

@ -205,6 +205,7 @@ ohci_stop (hci_t *controller)
// TODO: turn off all operation of OHCI
}
#if 0
static void
dump_td(td_t *cur, int level)
{
@ -216,6 +217,7 @@ dump_td(td_t *cur, int level)
usb_debug("%s toggle: %x\n", spc, !!(cur->config & TD_TOGGLE_DATA1));
#endif
}
#endif
static int
wait_for_ed(usbdev_t *dev, ed_t *head, int pages)

6
payloads/libpayload/drivers/usb/ohci_rh.c
View File

@ -48,8 +48,8 @@ ohci_rh_enable_port (usbdev_t *dev, int port)
* After reset, the port will be enabled automatically (ohci spec
* 7.4.4).
*/
int delay = 100; /* 100 * 500us == 50ms */
while (delay > 0) {
int total_delay = 100; /* 100 * 500us == 50ms */
while (total_delay > 0) {
if (!(OHCI_INST(dev->controller)->opreg->HcRhPortStatus[port]
& CurrentConnectStatus))
return;
@ -61,7 +61,7 @@ ohci_rh_enable_port (usbdev_t *dev, int port)
while ((OHCI_INST (dev->controller)->opreg->HcRhPortStatus[port]
& PortResetStatus)
&& timeout--) {
udelay(500); delay--;
udelay(500); total_delay--;
}
if (OHCI_INST (dev->controller)->opreg->HcRhPortStatus[port]
& PortResetStatus) {