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hw/usb/ohci: Move a function next to where it is used

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The ohci_port_set_if_connected() function is only used by
ohci_port_set_status(), move next to it to have them at the same place.

Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <46411d4980ab0fba61ab0d2209a939fdc41eb573.1676916640.git.balaton@eik.bme.hu>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
BALATON Zoltan 2023-02-20 19:15:07 +01:00 committed by Philippe Mathieu-Daudé
parent 1e58e7a0d0
commit ef680088f7
1 changed files with 30 additions and 30 deletions
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60
hw/usb/hcd-ohci.c
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@ -1271,36 +1271,6 @@ void ohci_bus_stop(OHCIState *ohci)
timer_del(ohci->eof_timer);
}
/*
* Sets a flag in a port status reg but only set it if the port is connected.
* If not set ConnectStatusChange flag. If flag is enabled return 1.
*/
static int ohci_port_set_if_connected(OHCIState *ohci, int i, uint32_t val)
{
int ret = 1;
/* writing a 0 has no effect */
if (val == 0) {
return 0;
}
/* If CurrentConnectStatus is cleared we set ConnectStatusChange */
if (!(ohci->rhport[i].ctrl & OHCI_PORT_CCS)) {
ohci->rhport[i].ctrl |= OHCI_PORT_CSC;
if (ohci->rhstatus & OHCI_RHS_DRWE) {
/* TODO: CSC is a wakeup event */
}
return 0;
}
if (ohci->rhport[i].ctrl & val) {
ret = 0;
}
/* set the bit */
ohci->rhport[i].ctrl |= val;
return ret;
}
/* Frame interval toggle is manipulated by the hcd only */
static void ohci_set_frame_interval(OHCIState *ohci, uint16_t val)
{
@ -1422,6 +1392,36 @@ static void ohci_set_hub_status(OHCIState *ohci, uint32_t val)
}
}
/*
* Sets a flag in a port status reg but only set it if the port is connected.
* If not set ConnectStatusChange flag. If flag is enabled return 1.
*/
static int ohci_port_set_if_connected(OHCIState *ohci, int i, uint32_t val)
{
int ret = 1;
/* writing a 0 has no effect */
if (val == 0) {
return 0;
}
/* If CurrentConnectStatus is cleared we set ConnectStatusChange */
if (!(ohci->rhport[i].ctrl & OHCI_PORT_CCS)) {
ohci->rhport[i].ctrl |= OHCI_PORT_CSC;
if (ohci->rhstatus & OHCI_RHS_DRWE) {
/* TODO: CSC is a wakeup event */
}
return 0;
}
if (ohci->rhport[i].ctrl & val) {
ret = 0;
}
/* set the bit */
ohci->rhport[i].ctrl |= val;
return ret;
}
/* Set root hub port status */
static void ohci_port_set_status(OHCIState *ohci, int portnum, uint32_t val)
{