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| author | Laurent Vivier <lvivier@redhat.com> | 2016-05-31 18:36:00 +0200 |
|---|---|---|
| committer | Michael Tokarev <mjt@tls.msk.ru> | 2016-06-07 18:19:25 +0300 |
| commit | 66c68a12ae688d16c4037cbe730109108edaf84c (patch) | |
| tree | c0acfb5d9dfdc7ee49d31443bb3e4884285fde50 /hw/usb | |
| parent | df5d1c17b6d9a436a3fcedcc16fa6fb8d28d2f07 (diff) | |
| download | qemu-66c68a12ae688d16c4037cbe730109108edaf84c.zip qemu-66c68a12ae688d16c4037cbe730109108edaf84c.tar.gz qemu-66c68a12ae688d16c4037cbe730109108edaf84c.tar.bz2 | |
usb: Use DIV_ROUND_UP
Replace (((n) + (d) - 1) /(d)) by DIV_ROUND_UP(n,d).
This patch is the result of coccinelle script
scripts/coccinelle/round.cocci
CC: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
Diffstat (limited to 'hw/usb')
| -rw-r--r-- | hw/usb/redirect.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c index 8d80540..8ec8484 100644 --- a/hw/usb/redirect.c +++ b/hw/usb/redirect.c @@ -542,9 +542,9 @@ static void usbredir_handle_iso_data(USBRedirDevice *dev, USBPacket *p, start_iso.pkts_per_urb = 32; } - start_iso.no_urbs = (dev->endpoint[EP2I(ep)].bufpq_target_size + - start_iso.pkts_per_urb - 1) / - start_iso.pkts_per_urb; + start_iso.no_urbs = DIV_ROUND_UP( + dev->endpoint[EP2I(ep)].bufpq_target_size, + start_iso.pkts_per_urb); /* Output endpoints pre-fill only 1/2 of the packets, keeping the rest as overflow buffer. Also see the usbredir protocol documentation */ if (!(ep & USB_DIR_IN)) { |