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Re: [RESEND PATCH V7 4/6] i2c: qup: Add bam dma capabilities

From Wolfram Sang <wsa@the-dreams.de>
Newsgroups linux.kernel
Subject Re: [RESEND PATCH V7 4/6] i2c: qup: Add bam dma capabilities
Date 2016-02-24 11:30 +0100
Message-ID <r5ERK-36A-67@gated-at.bofh.it> (permalink)
References <r4Xtp-5Eo-27@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Mon, Feb 22, 2016 at 05:38:15PM +0530, Sricharan R wrote:
> QUP cores can be attached to a BAM module, which acts as
> a dma engine for the QUP core. When DMA with BAM is enabled,
> the BAM consumer pipe transmitted data is written to the
> output FIFO and the BAM producer pipe received data is read
> from the input FIFO.
> 
> With BAM capabilities, qup-i2c core can transfer more than
> 256 bytes, without a 'stop' which is not possible otherwise.
> 
> Signed-off-by: Sricharan R <sricharan@codeaurora.org>
> Reviewed-by: Andy Gross <andy.gross@linaro.org>
> Tested-by: Archit Taneja <architt@codeaurora.org>
> Tested-by: Telkar Nagender <ntelkar@codeaurora.org>

Applied to for-next, thanks!

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Re: [RESEND PATCH V7 4/6] i2c: qup: Add bam dma capabilities Wolfram Sang <wsa@the-dreams.de> - 2016-02-24 11:30 +0100

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