V4L/DVB (7609): em28xx-core: speed-up firmware load

em28xx-core.c:
 - Remove sleep in i2c message routine which slows down i2c by a factor
   10x.  Load time for BASE firmware went from 13s to .973s

Signed-off-by: Devin Heitmueller <devin.heitmueller@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index a742a57d3979d993b2b43a0056f6155bc48738ec..9cbc4788090c958847cd83359a3941a5a95a5105 100644 (file)
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -153,7 +153,6 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
        ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), req,
                              USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
                              0x0000, reg, bufs, len, HZ);
-       msleep(5);              /* FIXME: magic number */
        kfree(bufs);
        return ret;
 }