From: "Chaithrika U S" <chaithrika@ti.com>
To: 'Troy Kisky' <troy.kisky@boundarydevices.com>
Cc: khilman@deeprootsystems.com, alsa-devel@alsa-project.org,
broonie@opensource.wolfsonmicro.com,
davinci-linux-open-source@linux.davincidsp.com
Subject: Re: [PATCH] ASoC: DaVinci: McASP FIFO related updates
Date: Thu, 1 Oct 2009 10:14:55 +0530 [thread overview]
Message-ID: <033d01ca4251$ec28ee10$c47aca30$@com> (raw)
In-Reply-To: <4AC3BBCE.3000002@boundarydevices.com>
On Thu, Oct 01, 2009 at 01:43:02, Troy Kisky wrote:
> Chaithrika U S wrote:
> > The DMA params for McASP with FIFO has been updated so that it works for
> > various FIFO levels. A member- 'fifo_level' has been added to the DMA
> > params data structure. The fifo_level can be adjusted by the tx[rx]_numevt
> > platform data. This is relevant only for DA8xx/OMAP-L1xx platforms. This
> > implementation has been tested for numevt values 1, 2, 4, 8.
> > + if (fifo_level)
> > + count /= fifo_level;
>
> So can this be fifo_shift instead
> count >>= fifo_shift;
>
No, it cannot be so. The fifo_level can take any value.
Have tried with values 3, 5 too...
Regards,
Chaithrika
prev parent reply other threads:[~2009-10-01 4:46 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-30 21:32 [PATCH] ASoC: DaVinci: McASP FIFO related updates Chaithrika U S
2009-09-30 12:46 ` Mark Brown
2009-09-30 20:13 ` Troy Kisky
2009-10-01 4:44 ` Chaithrika U S [this message]
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