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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2011-11-25 05:27:32 +0400
committerFelipe Balbi <balbi@ti.com>2011-12-12 13:45:15 +0400
commit9cf1b06e906d8590fc027264af30b37754bd8226 (patch)
tree0c940c28c60872757b64c9920186306cb3ff0207 /drivers/usb/renesas_usbhs/pipe.c
parent4b815932013c9f94f852df9d136dcd5c0008afe2 (diff)
downloadlinux-9cf1b06e906d8590fc027264af30b37754bd8226.tar.xz
usb: renesas_usbhs: add usbhs_pipe_is_stall()
This is preparation for chapter 9 test Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/renesas_usbhs/pipe.c')
-rw-r--r--drivers/usb/renesas_usbhs/pipe.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c
index c74389ce2177..c36ad4c3a259 100644
--- a/drivers/usb/renesas_usbhs/pipe.c
+++ b/drivers/usb/renesas_usbhs/pipe.c
@@ -257,6 +257,13 @@ void usbhs_pipe_stall(struct usbhs_pipe *pipe)
}
}
+int usbhs_pipe_is_stall(struct usbhs_pipe *pipe)
+{
+ u16 pid = usbhsp_pipectrl_get(pipe) & PID_MASK;
+
+ return (int)(pid == PID_STALL10 || pid == PID_STALL11);
+}
+
/*
* pipe setup
*/