From 9cf1b06e906d8590fc027264af30b37754bd8226 Mon Sep 17 00:00:00 2001 From: Kuninori Morimoto Date: Thu, 24 Nov 2011 17:27:32 -0800 Subject: [PATCH] usb: renesas_usbhs: add usbhs_pipe_is_stall() This is preparation for chapter 9 test Signed-off-by: Kuninori Morimoto Signed-off-by: Felipe Balbi --- drivers/usb/renesas_usbhs/pipe.c | 7 +++++++ drivers/usb/renesas_usbhs/pipe.h | 1 + 2 files changed, 8 insertions(+) diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c index c74389c..c36ad4c 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 */ diff --git a/drivers/usb/renesas_usbhs/pipe.h b/drivers/usb/renesas_usbhs/pipe.h index 6334fc6..fa18b7d 100644 --- a/drivers/usb/renesas_usbhs/pipe.h +++ b/drivers/usb/renesas_usbhs/pipe.h @@ -87,6 +87,7 @@ int usbhs_pipe_is_accessible(struct usbhs_pipe *pipe); void usbhs_pipe_enable(struct usbhs_pipe *pipe); void usbhs_pipe_disable(struct usbhs_pipe *pipe); void usbhs_pipe_stall(struct usbhs_pipe *pipe); +int usbhs_pipe_is_stall(struct usbhs_pipe *pipe); void usbhs_pipe_select_fifo(struct usbhs_pipe *pipe, struct usbhs_fifo *fifo); void usbhs_pipe_config_update(struct usbhs_pipe *pipe, u16 devsel, u16 epnum, u16 maxp); -- 2.7.4