From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v8] usb: align buffers at cacheline
Date: Tue, 6 Mar 2012 09:22:18 +0100 [thread overview]
Message-ID: <201203060922.18427.marex@denx.de> (raw)
In-Reply-To: <4F55B5F9.80407@nvidia.com>
Dear Puneet Saxena,
> Hi Simon,
> I do see only first warning on all the devices and rest of the warnings
> on a few mass storage device.
>
> My patch fixing these warnings is not accepted. Please see below link
> for further info -
>
> http://lists.denx.de/pipermail/u-boot/2012-March/119404.html
>
> IMO, these warnings spew when we expects some info e.g. device
> descriptor, manf id, prod id... from the device.
> The root cause of the issue is some race condition in H/w due to which,
> even though we receive "STD_ASS"(Async sequence status) as 0
> still transfer descriptor token is not updated.
>
> Thanx & Regards,
> Puneet
I'd really love to accept the patch, but I can see it exposes even worse issue,
so I'd be really happy to fix the root cause of the problem instead of putting
layers of hack-arounds on top of it.
Best regards,
Marek Vasut
next prev parent reply other threads:[~2012-03-06 8:22 UTC|newest]
Thread overview: 83+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-17 10:50 [U-Boot] [PATCH] usb: align buffers at cache boundary Puneet Saxena
2012-02-17 17:23 ` Mike Frysinger
2012-02-23 14:25 ` [U-Boot] [PATCH 1/2] usb: align buffers at cacheline Puneet Saxena
2012-02-23 18:15 ` Mike Frysinger
2012-02-24 11:27 ` puneets
2012-02-24 12:42 ` Simon Glass
2012-02-27 15:36 ` [U-Boot] [PATCH v2 " Puneet Saxena
2012-02-27 16:49 ` Marek Vasut
2012-02-27 17:03 ` Simon Glass
2012-02-27 17:11 ` Marek Vasut
2012-02-27 17:27 ` Simon Glass
2012-02-29 14:21 ` [U-Boot] [PATCH v3 " Puneet Saxena
2012-02-29 21:35 ` Marek Vasut
2012-03-01 13:51 ` puneets
2012-03-01 18:38 ` Marek Vasut
2012-03-02 6:56 ` puneets
2012-03-02 10:43 ` Marek Vasut
2012-03-02 12:50 ` puneets
2012-03-02 12:58 ` Marek Vasut
2012-03-02 13:35 ` [U-Boot] [PATCH v4] " Puneet Saxena
2012-03-02 13:46 ` Marek Vasut
2012-03-02 14:00 ` puneets
2012-03-02 14:41 ` Marek Vasut
2012-03-02 15:21 ` puneets
2012-03-02 15:59 ` Marek Vasut
2012-03-02 16:45 ` Wolfgang Denk
2012-03-05 7:16 ` [U-Boot] [PATCH v5] " Puneet Saxena
2012-03-05 13:24 ` Eric Nelson
2012-03-05 13:35 ` Marek Vasut
2012-03-05 14:46 ` [U-Boot] [PATCH v8] " Puneet Saxena
2012-03-05 15:35 ` Marek Vasut
2012-03-05 18:18 ` Simon Glass
2012-03-06 0:36 ` Marek Vasut
2012-03-06 0:39 ` Marek Vasut
2012-03-06 7:00 ` puneets
2012-03-06 8:22 ` Marek Vasut [this message]
2012-03-06 3:07 ` Mike Frysinger
2012-03-07 7:12 ` puneets
2012-03-07 9:20 ` puneets
2012-03-07 22:06 ` Marek Vasut
2012-03-08 11:21 ` puneets
2012-03-08 14:12 ` Marek Vasut
2012-03-09 6:15 ` puneets
2012-03-09 12:03 ` Marek Vasut
2012-03-11 2:35 ` Mike Frysinger
2012-03-14 2:05 ` Marek Vasut
2012-03-16 4:39 ` Marek Vasut
2012-03-16 7:42 ` puneets
2012-03-16 8:52 ` Marek Vasut
2012-03-19 14:29 ` puneets
2012-03-19 14:43 ` Marek Vasut
2012-03-19 15:19 ` Tom Warren
2012-03-19 15:46 ` Marek Vasut
2012-04-02 15:59 ` Tom Warren
2012-04-02 16:11 ` Marek Vasut
2012-04-02 16:16 ` Tom Warren
2012-04-02 16:32 ` Marek Vasut
2012-04-03 6:05 ` puneets
2012-03-05 7:27 ` [U-Boot] [PATCH v6] " Puneet Saxena
2012-03-05 12:03 ` Marek Vasut
2012-03-05 12:21 ` [U-Boot] [PATCH v7] " Puneet Saxena
2012-03-05 12:41 ` Marek Vasut
2012-03-06 3:28 ` [U-Boot] [PATCH v4] " Mike Frysinger
2012-03-06 8:24 ` Marek Vasut
2012-03-06 16:42 ` Mike Frysinger
2012-02-29 14:21 ` [U-Boot] [PATCH v3 2/2] usb: Add CONFIG to fetch string descriptor Puneet Saxena
2012-02-29 21:29 ` Marek Vasut
2012-03-01 11:07 ` puneets
2012-03-01 11:45 ` Marek Vasut
2012-03-01 12:59 ` puneets
2012-03-01 13:13 ` Marek Vasut
2012-03-05 12:48 ` Marek Vasut
2012-03-05 13:14 ` puneets
2012-03-05 21:15 ` Marek Vasut
2012-02-28 9:34 ` [U-Boot] [PATCH v2 1/2] usb: align buffers at cacheline puneets
2012-02-29 21:38 ` Marek Vasut
2012-02-27 15:36 ` [U-Boot] [PATCH v2 2/2] usb: Add CONFIG to fetch string descriptor Puneet Saxena
2012-02-27 18:28 ` Mike Frysinger
2012-02-27 15:37 ` [U-Boot] [PATCH 1/2] usb: align buffers at cacheline puneets
2012-02-23 14:25 ` [U-Boot] [PATCH 2/2] usb: Add quirk "USB_QUIRK_STRING_FETCH_255" Puneet Saxena
2012-02-23 15:20 ` Tom Rini
2012-02-23 16:04 ` Tom Warren
2012-02-24 7:52 ` puneets
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