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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2011-06-06 14:17:56 +0900
committerGreg Kroah-Hartman <gregkh@suse.de>2011-06-07 09:10:06 -0700
commitad6f2a8bc53b7cc104f481a648ce357528cc08eb (patch)
tree0893ca357640d80398a138a24af01c278c738034 /drivers/usb/renesas_usbhs
parentcc55687124426e3a6a5301780c4e6bb36bb531fd (diff)
usb: renesas_usbhs: modify pipe direction flags
Current driver had pipe direction flag which came from usb_endpoint_dir_in(). It means "input direction" for HOST, and "out direction" for Gadget. But driver needs "input direction for pipe". This patch adds IS_DIR_HOST flags and care both "input direction for HOST" and "input direction for pipe" Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/renesas_usbhs')
-rw-r--r--drivers/usb/renesas_usbhs/pipe.c10
-rw-r--r--drivers/usb/renesas_usbhs/pipe.h2
2 files changed, 11 insertions, 1 deletions
diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c
index bc4521c54261..80fc4add6af2 100644
--- a/drivers/usb/renesas_usbhs/pipe.c
+++ b/drivers/usb/renesas_usbhs/pipe.c
@@ -550,12 +550,15 @@ static u16 usbhsp_setup_pipecfg(struct usbhs_pipe *pipe,
/* DIR */
if (usb_endpoint_dir_in(desc))
- usbhsp_flags_set(pipe, IS_DIR_IN);
+ usbhsp_flags_set(pipe, IS_DIR_HOST);
if ((is_host && usb_endpoint_dir_out(desc)) ||
(!is_host && usb_endpoint_dir_in(desc)))
dir |= DIR_OUT;
+ if (!dir)
+ usbhsp_flags_set(pipe, IS_DIR_IN);
+
/* SHTNAK */
if (usbhsp_type_is(pipe, USB_ENDPOINT_XFER_BULK) &&
!dir)
@@ -678,6 +681,11 @@ int usbhs_pipe_is_dir_in(struct usbhs_pipe *pipe)
return usbhsp_flags_has(pipe, IS_DIR_IN);
}
+int usbhs_pipe_is_dir_host(struct usbhs_pipe *pipe)
+{
+ return usbhsp_flags_has(pipe, IS_DIR_HOST);
+}
+
void usbhs_pipe_clear_sequence(struct usbhs_pipe *pipe)
{
usbhsp_pipectrl_set(pipe, SQCLR, SQCLR);
diff --git a/drivers/usb/renesas_usbhs/pipe.h b/drivers/usb/renesas_usbhs/pipe.h
index 1cca9b7fb266..c906eb646d24 100644
--- a/drivers/usb/renesas_usbhs/pipe.h
+++ b/drivers/usb/renesas_usbhs/pipe.h
@@ -30,6 +30,7 @@ struct usbhs_pipe {
u32 flags;
#define USBHS_PIPE_FLAGS_IS_USED (1 << 0)
#define USBHS_PIPE_FLAGS_IS_DIR_IN (1 << 1)
+#define USBHS_PIPE_FLAGS_IS_DIR_HOST (1 << 2)
void *mod_private;
};
@@ -89,6 +90,7 @@ struct usbhs_pipe
const struct usb_endpoint_descriptor *desc);
int usbhs_pipe_is_dir_in(struct usbhs_pipe *pipe);
+int usbhs_pipe_is_dir_host(struct usbhs_pipe *pipe);
void usbhs_pipe_init(struct usbhs_priv *priv);
int usbhs_pipe_get_maxpacket(struct usbhs_pipe *pipe);
void usbhs_pipe_clear_sequence(struct usbhs_pipe *pipe);