Patchwork [4/7] usb-host: enable pipelineing for bulk endpoints.

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Submitter Gerd Hoffmann
Date March 2, 2012, 1:19 p.m.
Message ID <1330694370-1078-5-git-send-email-kraxel@redhat.com>
Download mbox | patch
Permalink /patch/144249/
State New
Headers show

Comments

Gerd Hoffmann - March 2, 2012, 1:19 p.m.
We really don't want to wait for packets finish before submitting the
next, we want keep the data flow running.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 usb-linux.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

Patch

diff --git a/usb-linux.c b/usb-linux.c
index 47994f3..4ecb323 100644
--- a/usb-linux.c
+++ b/usb-linux.c
@@ -1186,6 +1186,9 @@  static int usb_linux_update_endp_table(USBHostDevice *s)
                    USB_ENDPOINT_XFER_INVALID);
             usb_ep_set_type(&s->dev, pid, ep, type);
             usb_ep_set_ifnum(&s->dev, pid, ep, interface);
+            if (type == USB_ENDPOINT_XFER_BULK) {
+                usb_ep_set_pipeline(&s->dev, pid, ep, true);
+            }
 
             epd = get_endp(s, pid, ep);
             epd->halted = 0;