> -Original Message-
> From: Christoph Hellwig [mailto:h...@lst.de]
> Sent: Sunday, November 15, 2020 5:54 AM
> To: Song Bao Hua (Barry Song)
> Cc: iommu@lists.linux-foundation.org; h...@lst.de; robin.mur...@arm.com;
> m.szyprow...@samsung.com; Linuxarm ;
> linux-kselft...@vger.kernel.o
Lots of > 80 char lines. Please fix up the style.
I think this needs to set a dma mask as behavior for unlimited dma
mask vs the default 32-bit one can be very different. I also think
you need to be able to pass the direction or have different tests
for directions. bidirectional is not exactly
On Sat, Nov 14, 2020 at 10:17:10AM -0500, Jonathan Marek wrote:
> Add a function to force direct ops and disable swiotlb for a deivce.
s/deivce/device/
> +#if IS_ENABLED(CONFIG_DMA_OPS_BYPASS) &&
> !IS_ENABLED(CONFIG_ARCH_HAS_FORCE_DMA_UNENCRYPTED)
overly long line.
> +#if IS_ENABLED(CONFIG_DM
v2:
- added patches 2/3 to enable using dma_ops_bypass
- changed DRM_MSM_GEM_SYNC_CACHE patch to use dma_sync_sg_for_device()
and dma_sync_sg_for_cpu(), and renamed sync flags.
Not sure I did the right thing with for the dma_ops_bypass part,
this is what I came up with reading the emails.
Jo
Add a function to force direct ops and disable swiotlb for a deivce.
Signed-off-by: Jonathan Marek
---
include/linux/dma-direct.h | 9 +
kernel/dma/direct.c| 23 +++
2 files changed, 32 insertions(+)
diff --git a/include/linux/dma-direct.h b/include/linux/dm
Thanks,
applied.
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On Thu, Oct 29, 2020 at 12:52:41PM +1100, Alexey Kardashevskiy wrote:
> +EXPORT_SYMBOL_GPL(arch_dma_map_page_direct);
I've dropped the unused exports and applied the series to dma-mapping-for-next.
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On 2020-11-12 15:05, Will Deacon wrote:
On Wed, Nov 11, 2020 at 12:10:50PM +0530, Sai Prakash Ranjan wrote:
On 2020-11-10 17:48, Will Deacon wrote:
> On Fri, Oct 30, 2020 at 02:53:09PM +0530, Sai Prakash Ranjan wrote:
> > Add iommu domain attribute for using system cache aka last level
> > cache
So despite a week long wait I'e only received this patch from the
series. Please resend the whole series if you want a review.
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