From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755190Ab0CQWGN (ORCPT ); Wed, 17 Mar 2010 18:06:13 -0400 Received: from mail-ew0-f221.google.com ([209.85.219.221]:36574 "EHLO mail-ew0-f221.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754699Ab0CQWGK (ORCPT ); Wed, 17 Mar 2010 18:06:10 -0400 X-Greylist: delayed 305 seconds by postgrey-1.27 at vger.kernel.org; Wed, 17 Mar 2010 18:06:09 EDT DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; b=YjFHASNQ8LjU3JoWmvWA2/OpvX9PvxwnVZUCPwpNHsCIrmOx/U1NhiFzdtXD/n46Yz 6qQYNYH6ReOPQdWaPkEOZ3vq5Egz9SFrV1MQw7JAeswcTC/4H7XejkWve0YXa7JjgsFE Ck1inc3gKRnx2yL905KsNsAVCkbnmU+2Jw980= From: Johan Hovold To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH 3/9] USB: cp210x: increase bulk-in buffer size to 256 byte Date: Wed, 17 Mar 2010 23:00:39 +0100 Message-Id: <1268863245-17230-4-git-send-email-jhovold@gmail.com> X-Mailer: git-send-email 1.7.0.2 In-Reply-To: <1268863245-17230-1-git-send-email-jhovold@gmail.com> References: <1268863245-17230-1-git-send-email-jhovold@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The cp210x requires a bulk-in buffer larger than endpoint size to keep up at high baudrates without loosing data. Signed-off-by: Johan Hovold --- drivers/usb/serial/cp210x.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index e344000..705a7e7 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -138,6 +138,7 @@ static struct usb_serial_driver cp210x_device = { .usb_driver = &cp210x_driver, .id_table = id_table, .num_ports = 1, + .bulk_in_size = 256, .bulk_out_size = 256, .open = cp210x_open, .close = cp210x_close, -- 1.7.0.2