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Groups > linux.kernel > #1341779
| 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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