From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: George Cherian <george.cherian@ti.com>, linux-usb@vger.kernel.org
Cc: balbi@ti.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] usb: musb: musb_host: Enable ISOCH IN handling for AM335x host
Date: Mon, 27 Jan 2014 16:44:22 +0400 [thread overview]
Message-ID: <52E654A6.2020601@cogentembedded.com> (raw)
In-Reply-To: <52E62500.7090604@ti.com>
Hello.
On 27-01-2014 13:21, George Cherian wrote:
>>> Enable the isochrounous IN handling for AM335x HOST.
>>> Reprogram CPPI to receive consecutive ISOCH frames in the same URB.
>> Sigh, I knew CPPI ISO path was broken for years but didn't have time to
>> fix it. :-(
>>> Signed-off-by: George Cherian <george.cherian@ti.com>
>>> --- git rebase
>>> drivers/usb/musb/musb_host.c | 29 ++++++++++++++++++++++++++---
>>> 1 file changed, 26 insertions(+), 3 deletions(-)
>>> diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
>>> index ed45572..5b6482c 100644
>>> --- a/drivers/usb/musb/musb_host.c
>>> +++ b/drivers/usb/musb/musb_host.c
>>> @@ -1689,9 +1689,11 @@ void musb_host_rx(struct musb *musb, u8 epnum)
[...]
>>> musb_writew(hw_ep->regs, MUSB_RXCSR, val);
>>>
>>> -#if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_UX500_DMA)
>>> +#if defined(CONFIG_USB_INVENTRA_DMA) || defined(CONFIG_USB_UX500_DMA) || \
>>> + defined(CONFIG_USB_TI_CPPI41_DMA)
>> The DaVinci CPPI 3.0 should probably also be included here...
> Should'nt that be a separate patch as this one is specific to AM335X.
Of course.
WBR, Sergei
next prev parent reply other threads:[~2014-01-27 12:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-24 14:14 [PATCH 0/3] Enable ISOCH IN handling for AM335x George Cherian
2014-01-24 14:14 ` [PATCH 1/3] usb: musb: musb_host: Enable ISOCH IN handling for AM335x host George Cherian
2014-01-24 17:43 ` Sergei Shtylyov
2014-01-27 9:21 ` George Cherian
2014-01-27 12:44 ` Sergei Shtylyov [this message]
2014-01-24 14:14 ` [PATCH 2/3] usb: musb: musb_cppi41: Make CPPI aware of high bandwidth transfers George Cherian
2014-01-24 14:14 ` [PATCH 3/3] usb: musb: musb_cppi41: Handle ISOCH differently and not use the hrtimer George Cherian
2014-01-24 17:46 ` Sergei Shtylyov
2014-01-27 9:24 ` George Cherian
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