Re: [PATCH] dmaengine: bcm2835: Add slave dma support

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Hi Stefan,

Den 17.04.2015 19:08, skrev Stefan Wahren:
Hi Noralf,

Am 17.04.2015 um 00:09 schrieb Noralf Trønnes:

Den 15.04.2015 21:00, skrev Stefan Wahren:
Hi Noralf,

Am 15.04.2015 um 11:56 schrieb Noralf Trønnes:
Add slave transfer capability to BCM2835 dmaengine driver.
This patch is pulled from the bcm2708-dmaengine driver in the
Raspberry Pi repo. The work was done by Gellert Weisz.

Tested with the bcm2835-mmc driver from the same repo.

why not with the upstream kernel?


See my answer to Alexander Stein.

i read the mail, but i'm still confused. Please let me paraphrase my last question:

Is this patch testable with upstream kernel?


Sorry, I misread you.
This patch was made against mainline 4.0-rc7, not the Raspberry Pi repo.
I then used the bcm2835-mmc driver in mainline to be able to test the
functionality.

It would be helpful to put those facts from the email to Alexander into
the patch description. Please clarify the intension of your patch.


From my point of view, the mmc driver is a discussion of it's own.
This patch provides functionality that other drivers can make use of as well.
Martin Sperl will soon start working on DMA support for spi-bcm2835,
relying on this patch to make that happen.


Noralf.

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