usb: renesas_usbhs: fix usbhs_pipe_malloc() to re-enable a pipe.
authorYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Wed, 9 Jul 2014 11:30:03 +0000 (20:30 +0900)
committerFelipe Balbi <balbi@ti.com>
Thu, 10 Jul 2014 13:36:49 +0000 (08:36 -0500)
This patch fixes an issue that the driver cannot push a new data when
a pipe is re-enabled after the pipe is queued.

Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
drivers/usb/renesas_usbhs/pipe.c

index 7926e1c700f1a036abf8dd6592ec33866f00d6a0..239b889ca5b5a191c7dc036c78fb64e7d9e4074e 100644 (file)
@@ -710,6 +710,7 @@ struct usbhs_pipe *usbhs_pipe_malloc(struct usbhs_priv *priv,
        usbhsp_pipe_select(pipe);
        usbhsp_pipe_cfg_set(pipe, 0xFFFF, pipecfg);
        usbhsp_pipe_buf_set(pipe, 0xFFFF, pipebuf);
+       usbhs_pipe_clear(pipe);
 
        usbhs_pipe_sequence_data0(pipe);