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acrn-hypervisor
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DM: remove unused function usb_native_is_ss_port 

Change-Id: I7991560b40b936776e45f7b81fee085935eb6eae
Tracked-On: #3123
Signed-off-by: Ying Liu <ying2.liu@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
yliu79 2019-05-22 09:56:45 -07:00 committed by ACRN System Integration
parent 7e80a6eee3
commit 2d6e6ca375
2 changed files with 0 additions and 45 deletions
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44
devicemodel/hw/usb_core.c
View File

@ -131,50 +131,6 @@ usb_native_is_bus_existed(uint8_t bus_num)
return access(buf, R_OK) ? 0 : 1;
}
int
usb_native_is_ss_port(uint8_t bus_of_port)
{
char buf[128];
char speed[8];
int rc, fd;
int usb2_speed_sz = sizeof(NATIVE_USB2_SPEED);
int usb3_speed_sz = sizeof(NATIVE_USB3_SPEED);
assert(usb_native_is_bus_existed(bus_of_port));
snprintf(buf, sizeof(buf), "%s/usb%d/speed", NATIVE_USBSYS_DEVDIR,
bus_of_port);
if (access(buf, R_OK)) {
UPRINTF(LWRN, "can't find speed file\r\n");
return 0;
}
fd = open(buf, O_RDONLY);
if (fd < 0) {
UPRINTF(LWRN, "fail to open maxchild file\r\n");
return 0;
}
rc = read(fd, &speed, sizeof(speed));
if (rc < 0) {
UPRINTF(LWRN, "fail to read speed file\r\n");
goto errout;
}
if (rc < usb2_speed_sz) {
UPRINTF(LWRN, "read invalid speed data\r\n");
goto errout;
}
if (strncmp(speed, NATIVE_USB3_SPEED, usb3_speed_sz))
goto errout;
close(fd);
return 1;
errout:
close(fd);
return 0;
}
int
usb_native_is_port_existed(uint8_t bus_num, uint8_t port_num)
{

1
devicemodel/include/usb_core.h
View File

@ -251,7 +251,6 @@ static inline void usb_set_log_level(int level) { usb_log_level = level; }
void usb_parse_log_level(char level);
struct usb_devemu *usb_emu_finddev(char *name);
int usb_native_is_bus_existed(uint8_t bus_num);
int usb_native_is_ss_port(uint8_t bus_of_port);
int usb_native_is_port_existed(uint8_t bus_num, uint8_t port_num);
struct usb_data_xfer_block *usb_data_xfer_append(struct usb_data_xfer *xfer,
void *buf,