From: Felipe Balbi <balbi@ti.com>
To: Bin Liu <binmlist@gmail.com>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
<linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<balbi@ti.com>, <george.cherian@ti.com>
Subject: Re: [PATCH 06/16] usb: musb: dsps: rename ti81xx_driver_data to am33xx_driver_data
Date: Thu, 25 Jul 2013 19:11:20 +0300 [thread overview]
Message-ID: <20130725161120.GC31835@radagast> (raw)
In-Reply-To: <CADYTM3Z1aoTx_99xCj9XOQCUj63GeCcekL6ECajWQWKoQD4n0Q@mail.gmail.com>
[-- Attachment #1: Type: text/plain, Size: 1566 bytes --]
Hi,
On Thu, Jul 25, 2013 at 10:28:37AM -0500, Bin Liu wrote:
> Sebastian,
>
> On Thu, Jul 25, 2013 at 10:16 AM, Sebastian Andrzej Siewior
> <bigeasy@linutronix.de> wrote:
> > On 07/25/2013 05:12 PM, Bin Liu wrote:
> >> Sebastian,
> >
> > Hi Bin,
> >
> >>> Is it really there or was it never there and it has been added to TRM by
> >>> accident?
> >> The EOI register IS in the USB subsystem of AM33xx, but the SoC does
> >> not use it because it uses level triggering for USB interrupt.
> >
> > I see.
> >
> >>>> But I am not sure if it is a good idea to remove eoi from the musb_dsps
> >>>> driver. If the intension is to merge the support for other SoC, such as
> >>>> AM35xx, AM18xx, then EOI handling might be still needed. I just don't know
> >>>> how those devices use EOI.
> >>>
> >>> If one of the architectures gets added which need an EOI then the offset
> >>> can be 0 and the EOI will happen only if it is != 0.
> >> This patch cleaned up the use of EOI. Do you mean EOI handling will be
> >> added back with condition EOI offset != 0, when the support of new
> >> device which uses EIO is added?
> >
> > That is my intention.
> Then should something like EOI cleanup be added into the commit
> message for better git log searching experience? I would think the EOI
> cleanup is more important then variable renaming in this patch. Or
> even better to separate the changes into two patches.
perhaps two separate patches would be best, indeed. At least it would
make it simpler to track regressions.
--
balbi
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next prev parent reply other threads:[~2013-07-25 16:11 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-22 18:09 am33x: multiple instances and dma support, v2 Sebastian Andrzej Siewior
2013-07-22 18:09 ` [PATCH 01/16] usb: musb: dsps: init / shutdown the phy Sebastian Andrzej Siewior
2013-07-25 14:32 ` Felipe Balbi
2013-07-22 18:09 ` [PATCH 02/16] usb: phy: phy-nop: add support for am335x PHY Sebastian Andrzej Siewior
2013-07-25 14:33 ` Felipe Balbi
2013-07-25 14:45 ` Sebastian Andrzej Siewior
2013-07-25 14:54 ` Felipe Balbi
2013-07-22 18:09 ` [PATCH 03/16] usb: musb: dsps: remove the hardcoded phy pieces Sebastian Andrzej Siewior
2013-07-22 18:09 ` [PATCH 04/16] usb: musb: remove ti81xx pieces from musb Sebastian Andrzej Siewior
2013-07-22 18:09 ` [PATCH 05/16] usb: musb: dsps: use proper child nodes Sebastian Andrzej Siewior
2013-07-23 6:46 ` George Cherian
2013-07-23 9:15 ` Sebastian Andrzej Siewior
2013-07-22 18:09 ` [PATCH 06/16] usb: musb: dsps: rename ti81xx_driver_data to am33xx_driver_data Sebastian Andrzej Siewior
2013-07-23 6:04 ` George Cherian
2013-07-23 9:09 ` Sebastian Andrzej Siewior
2013-07-23 9:14 ` George Cherian
[not found] ` <CADYTM3avh7GFTDQW01FnojKZkmL0_hi+=K-VVwCw5peJL2hwTA@mail.gmail.com>
2013-07-23 19:09 ` Bin Liu
2013-07-25 14:41 ` Sebastian Andrzej Siewior
2013-07-25 15:12 ` Bin Liu
2013-07-25 15:16 ` Sebastian Andrzej Siewior
2013-07-25 15:28 ` Bin Liu
2013-07-25 16:11 ` Felipe Balbi [this message]
2013-07-26 9:11 ` [PATCH 06/16 => 1/2] " Sebastian Andrzej Siewior
2013-07-26 9:11 ` [PATCH 06/16 => 2/2] usb: musb: dsps: remove EOI access Sebastian Andrzej Siewior
2013-07-25 15:37 ` [PATCH 06/16] usb: musb: dsps: rename ti81xx_driver_data to am33xx_driver_data Felipe Balbi
2013-07-22 18:09 ` [PATCH 07/16] usb: musb: replace ifndef with ifdef for CONFIG_MUSB_PIO_ONLY Sebastian Andrzej Siewior
2013-07-22 18:09 ` [PATCH 08/16] usb: musb: dma: merge ->start/stop into create/destroy Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 09/16] usb: musb: provide empty dma_controller_create() in PIO mode Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 10/16] usb: musb: remove a few is_dma_capable() in init/exit code Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 11/16] usb: musb: core: call dma_controller_destroy() in the err path Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 12/16] usb: musb: unmap reqs in musb_gadget_queue()'s error case Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 13/16] usb: musb: do not change dev's dma_mask Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 14/16] usb: musb: dsps: add MUSB_DEVCTL_SESSION back after removal Sebastian Andrzej Siewior
[not found] ` <CADYTM3a5xzs+-VCTeKLGiRjo7JOqOJ5H4EWDACpTMovY5_ooRA@mail.gmail.com>
2013-07-23 17:31 ` Sebastian Andrzej Siewior
2013-07-23 18:55 ` Bin Liu
2013-07-26 15:44 ` Sebastian Andrzej Siewior
2013-07-26 16:31 ` Sebastian Andrzej Siewior
2013-07-26 17:53 ` Bin Liu
2013-07-26 18:17 ` Bin Liu
2013-07-26 18:22 ` Sebastian Andrzej Siewior
2013-07-26 18:29 ` Bin Liu
2013-07-26 19:55 ` Sebastian Andrzej Siewior
2013-07-26 20:15 ` Bin Liu
2013-07-26 20:35 ` Sebastian Andrzej Siewior
2013-07-27 3:07 ` Bin Liu
2013-07-29 16:53 ` Sebastian Andrzej Siewior
2013-07-29 17:26 ` Bin Liu
2013-07-29 17:51 ` Sebastian Andrzej Siewior
2013-07-29 18:41 ` Bin Liu
2013-08-09 16:03 ` [PATCH] usb: musb: am335x: Do not remove the session bin HOST-only mode Sebastian Andrzej Siewior
2013-08-09 20:30 ` Sergei Shtylyov
2013-08-13 7:14 ` Sebastian Andrzej Siewior
2013-08-13 13:03 ` Bin Liu
2013-08-13 13:17 ` Sebastian Andrzej Siewior
2013-08-13 13:33 ` Bin Liu
2013-08-13 13:44 ` Sebastian Andrzej Siewior
2013-08-13 14:01 ` Bin Liu
2013-08-13 14:23 ` Sebastian Andrzej Siewior
2013-08-13 14:32 ` Bin Liu
2013-08-14 18:17 ` Sebastian Andrzej Siewior
2013-08-14 18:43 ` Bin Liu
2013-07-22 18:10 ` [PATCH 15/16] dmaengine: add transfered member to dma_async_tx_descriptor Sebastian Andrzej Siewior
2013-07-22 18:52 ` Sergei Shtylyov
2013-07-23 17:12 ` Sebastian Andrzej Siewior
2013-07-25 14:57 ` Lars-Peter Clausen
2013-07-25 15:12 ` Sebastian Andrzej Siewior
2013-07-25 15:32 ` Lars-Peter Clausen
2013-07-26 9:30 ` Sebastian Andrzej Siewior
2013-07-29 11:39 ` Vinod Koul
2013-07-29 12:33 ` Sebastian Andrzej Siewior
2013-07-22 18:10 ` [PATCH 16/16] usb/musb dma: add cppi41 dma driver Sebastian Andrzej Siewior
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