[PATCH] dmaengine: zynqmp_dma: Sync DMA and coherent masks

Katakam, Harini harini.katakam at amd.com
Tue Mar 21 08:04:54 PDT 2023


Hi Michal,

> -----Original Message-----
> From: Simek, Michal <michal.simek at amd.com>
> Sent: Tuesday, March 21, 2023 8:15 PM
> To: Katakam, Harini <harini.katakam at amd.com>; vkoul at kernel.org;
> romain.perier at gmail.com; allen.lkml at gmail.com; yukuai3 at huawei.com
> Cc: dmaengine at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-
> kernel at vger.kernel.org; harinikatakamlinux at gmail.com; Pandey, Radhey
> Shyam <radhey.shyam.pandey at amd.com>
> Subject: Re: [PATCH] dmaengine: zynqmp_dma: Sync DMA and coherent
> masks
> 
> 
> 
> On 3/16/23 10:33, Harini Katakam wrote:
> > Align ZDMA DMA as well as coherent memory masks to 44 bit. This is
> > required when using >32 bit memory regions.
> 
> It doesn't look like description aligned with the change below.
> You are using 44 bit already and the patch itself just checking return value
> from that function.

Current code sets dma_set_mask; I changed it to dma_set_mask_and_coherent

Regards,
Harini

> 
> M


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