usb: chipidea: need to mask when writting endptflush and endptprime

[firefly-linux-kernel-4.4.55.git] / drivers / usb / chipidea / udc.c

diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index b501346484aeb16ab5e92e91e9aaf2458bf04784..f1cab425163f6503f6ef8c19819974fb98949de3 100644 (file)
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -103,7 +103,7 @@ static int hw_ep_flush(struct ci13xxx *ci, int num, int dir)
 
        do {
                /* flush any pending transfer */
-               hw_write(ci, OP_ENDPTFLUSH, BIT(n), BIT(n));
+               hw_write(ci, OP_ENDPTFLUSH, ~0, BIT(n));
                while (hw_read(ci, OP_ENDPTFLUSH, BIT(n)))
                        cpu_relax();
        } while (hw_read(ci, OP_ENDPTSTAT, BIT(n)));
@@ -203,7 +203,7 @@ static int hw_ep_prime(struct ci13xxx *ci, int num, int dir, int is_ctrl)
        if (is_ctrl && dir == RX && hw_read(ci, OP_ENDPTSETUPSTAT, BIT(num)))
                return -EAGAIN;
 
-       hw_write(ci, OP_ENDPTPRIME, BIT(n), BIT(n));
+       hw_write(ci, OP_ENDPTPRIME, ~0, BIT(n));
 
        while (hw_read(ci, OP_ENDPTPRIME, BIT(n)))
                cpu_relax();