cvmx_usb_pipe fits into a cache-line so additional prefetches are not
really helping anything.

Signed-off-by: Aaro Koskinen <aaro.koski...@iki.fi>
---
 drivers/staging/octeon-usb/octeon-hcd.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/staging/octeon-usb/octeon-hcd.c 
b/drivers/staging/octeon-usb/octeon-hcd.c
index 8b8ce72..2489a34 100644
--- a/drivers/staging/octeon-usb/octeon-hcd.c
+++ b/drivers/staging/octeon-usb/octeon-hcd.c
@@ -2008,7 +2008,6 @@ static struct cvmx_usb_pipe *__cvmx_usb_find_ready_pipe(
                         ((((int)current_frame - (int)pipe->split_sc_frame)
                           & 0x7f) < 0x40)) &&
                        (!usb->active_split || (usb->active_split == t))) {
-                       CVMX_PREFETCH(pipe, 128);
                        CVMX_PREFETCH(t, 0);
                        return pipe;
                }
@@ -2660,7 +2659,6 @@ static int __cvmx_usb_poll_channel(struct cvmx_usb_state 
*usb, int channel)
        /* Make sure this channel is tied to a valid pipe */
        pipe = usb->pipe_for_channel[channel];
        CVMX_PREFETCH(pipe, 0);
-       CVMX_PREFETCH(pipe, 128);
        if (!pipe)
                return 0;
        transaction = list_first_entry(&pipe->transactions,
-- 
1.9.0

_______________________________________________
devel mailing list
de...@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel

Reply via email to