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Diffstat (limited to 'lib/libusb/libusb20.c')
-rw-r--r--lib/libusb/libusb20.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/libusb/libusb20.c b/lib/libusb/libusb20.c
index aa459913ec98..ce7551131d10 100644
--- a/lib/libusb/libusb20.c
+++ b/lib/libusb/libusb20.c
@@ -71,6 +71,7 @@ dummy_callback(struct libusb20_transfer *xfer)
#define dummy_check_connected (void *)dummy_int
#define dummy_set_power_mode (void *)dummy_int
#define dummy_get_power_mode (void *)dummy_int
+#define dummy_get_power_usage (void *)dummy_int
#define dummy_kernel_driver_active (void *)dummy_int
#define dummy_detach_kernel_driver (void *)dummy_int
#define dummy_do_request_sync (void *)dummy_int
@@ -717,6 +718,18 @@ libusb20_dev_get_power_mode(struct libusb20_device *pdev)
return (power_mode);
}
+uint16_t
+libusb20_dev_get_power_usage(struct libusb20_device *pdev)
+{
+ int error;
+ uint16_t power_usage;
+
+ error = pdev->methods->get_power_usage(pdev, &power_usage);
+ if (error)
+ power_usage = 0;
+ return (power_usage);
+}
+
int
libusb20_dev_set_alt_index(struct libusb20_device *pdev, uint8_t ifaceIndex, uint8_t altIndex)
{