Messages in this thread | | | Date | Mon, 02 May 2022 23:36:06 +0200 | From | Michael Walle <> | Subject | Re: [PATCH v2] i2c: at91: use dma safe buffers |
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Am 2022-04-07 17:08, schrieb Michael Walle: > The supplied buffer might be on the stack and we get the following > error > message: > [ 3.312058] at91_i2c e0070600.i2c: rejecting DMA map of vmalloc > memory > > Use i2c_{get,put}_dma_safe_msg_buf() to get a DMA-able memory region if > necessary. > > Fixes: 60937b2cdbf9 ("i2c: at91: add dma support") > Signed-off-by: Michael Walle <michael@walle.cc> > Reviewed-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Wolfgang, will you pick this one?
-michael
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