public inbox for u-boot@lists.denx.de
 help / color / mirror / Atom feed
From: Kishon Vijay Abraham I <kishon@ti.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [UBOOT RFC PATCH 13/13] dwc3: core: Change the bounce buffer size to 4096
Date: Tue, 19 Aug 2014 21:45:11 +0530	[thread overview]
Message-ID: <53F3780F.8030809@ti.com> (raw)
In-Reply-To: <20140818144157.GH9662@saruman.home>

Hi,

On Monday 18 August 2014 08:11 PM, Felipe Balbi wrote:
> On Mon, Aug 18, 2014 at 07:58:35PM +0530, Kishon Vijay Abraham I wrote:
>> Bounce buffer is used for transferring requests which is not maxpacket
>> aligned. In the case of DFU the requests can be upto 4096 bytes.
>>
>> While the actual fix for this should be using two chained TRBs to handle
>> the transfer, this can be used as a temporary fix.
> 
> Did you manage to trigger this fault ? Was the size larger than 512 ?

yeah.. transferring any kernel image resulted in a size larger than 512.
> I'm inclined into getting a real fix instead of just patching around.
> 
> That way, the kernel benefits too as we can port the same patch there.


sure.

Thanks
Kishon

  reply	other threads:[~2014-08-19 16:15 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-18 14:28 [U-Boot] [UBOOT RFC PATCH 00/13] DRA7xx: Add DWC3 USB driver and enable DFU Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 01/13] include: linux: preparation for porting dwc3 from linux kernel Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 02/13] usb: gadget: udc-core: Add minimal udc-core " Kishon Vijay Abraham I
2014-08-18 14:36   ` Felipe Balbi
2014-08-19 14:58     ` Kishon Vijay Abraham I
2014-08-19  8:52   ` Lukasz Majewski
2014-08-19 15:11     ` Felipe Balbi
2014-08-19 15:18     ` Kishon Vijay Abraham I
2014-08-19 15:28       ` Felipe Balbi
2014-08-19 15:38         ` Lukasz Majewski
2014-08-19 16:06         ` Kishon Vijay Abraham I
2014-08-20  7:02           ` Lukasz Majewski
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 03/13] ARM: DRA7: Enable clocks for USB OTGSS and USB PHY Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 04/13] usb: dwc3: Add dwc3 driver Kishon Vijay Abraham I
2014-08-18 14:37   ` Felipe Balbi
2014-08-19 15:19     ` Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 05/13] usb: dwc3-omap: Add dwc3 glue driver for OMAP Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 06/13] usb: dwc3: TI PHY: PHY driver for dwc3 in TI platforms Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 07/13] usb: gadget: g_dnl: Explicitly set the max packet size in descriptor Kishon Vijay Abraham I
2014-08-18 14:38   ` Felipe Balbi
2014-08-18 14:49     ` Lukasz Majewski
2014-08-18 14:56     ` Lukasz Majewski
2014-08-19 15:38       ` Kishon Vijay Abraham I
2014-08-19 15:44         ` Felipe Balbi
2014-08-20  7:34           ` Lukasz Majewski
2014-08-20 16:11             ` Felipe Balbi
2014-08-21  8:00               ` Lukasz Majewski
2014-08-21 13:50                 ` Felipe Balbi
2014-08-20  7:23         ` Lukasz Majewski
2014-08-19 15:34     ` Kishon Vijay Abraham I
2014-08-19 15:39       ` Felipe Balbi
2014-08-19 15:42         ` Kishon Vijay Abraham I
2014-08-19 15:48           ` Felipe Balbi
2014-08-19 15:53             ` Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 08/13] common: cmd_dfu: invoke board_usb_cleanup() for cleaning up Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 09/13] common: cmd_dfu: add an API that takes controller index for handling interrupts Kishon Vijay Abraham I
2014-08-19  8:53   ` Lukasz Majewski
2014-08-19 16:09     ` Kishon Vijay Abraham I
2014-08-20  7:37       ` Lukasz Majewski
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 10/13] board: ti: DRA7: added USB initializtion code Kishon Vijay Abraham I
2014-08-18 14:40   ` Felipe Balbi
2014-08-19 16:13     ` Kishon Vijay Abraham I
2014-08-19 16:26       ` Felipe Balbi
2014-08-22 10:47         ` Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 11/13] commom: usb: implement "__weak" functions to make compiler happy Kishon Vijay Abraham I
2014-08-19  8:28   ` Lukasz Majewski
2014-08-19 16:14     ` Kishon Vijay Abraham I
2014-08-21 17:32       ` Tom Rini
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 12/13] include: configs: Enable DWC3 and DFU in DRA7xx Kishon Vijay Abraham I
2014-08-18 14:28 ` [U-Boot] [UBOOT RFC PATCH 13/13] dwc3: core: Change the bounce buffer size to 4096 Kishon Vijay Abraham I
2014-08-18 14:41   ` Felipe Balbi
2014-08-19 16:15     ` Kishon Vijay Abraham I [this message]
2014-08-19 16:27       ` Felipe Balbi
2014-08-22 11:02         ` Kishon Vijay Abraham I
2014-08-22 13:54           ` Felipe Balbi
2014-08-18 15:29 ` [U-Boot] [UBOOT RFC PATCH 00/13] DRA7xx: Add DWC3 USB driver and enable DFU Tom Rini
2014-08-19  8:56 ` Lukasz Majewski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=53F3780F.8030809@ti.com \
    --to=kishon@ti.com \
    --cc=u-boot@lists.denx.de \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox