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Message-Id: <20200915155122.1768241-5-hch@lst.de>
Date: Tue, 15 Sep 2020 17:51:08 +0200
From: Christoph Hellwig <hch@....de>
To: Mauro Carvalho Chehab <mchehab@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
"James E.J. Bottomley" <James.Bottomley@...senPartnership.com>,
Joonyoung Shim <jy0922.shim@...sung.com>,
Seung-Woo Kim <sw0312.kim@...sung.com>,
Ben Skeggs <bskeggs@...hat.com>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Tomasz Figa <tfiga@...omium.org>,
Matt Porter <mporter@...nel.crashing.org>,
iommu@...ts.linux-foundation.org
Cc: Stefan Richter <stefanr@...6.in-berlin.de>,
linux1394-devel@...ts.sourceforge.net, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-mips@...r.kernel.org,
linux-parisc@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
nouveau@...ts.freedesktop.org, netdev@...r.kernel.org,
linux-scsi@...r.kernel.org, linux-mm@...ck.org,
alsa-devel@...a-project.org
Subject: [PATCH 04/18] drm/nouveau/gk20a: stop setting DMA_ATTR_NON_CONSISTENT
DMA_ATTR_NON_CONSISTENT is a no-op except on PA-RISC and a few MIPS
configs, so don't set it in this ARM specific driver part.
Signed-off-by: Christoph Hellwig <hch@....de>
---
drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c
index 985f2990ab0dda..13d4d7ac0697b4 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/gk20a.c
@@ -594,8 +594,7 @@ gk20a_instmem_new(struct nvkm_device *device, int index,
nvkm_info(&imem->base.subdev, "using IOMMU\n");
} else {
- imem->attrs = DMA_ATTR_NON_CONSISTENT |
- DMA_ATTR_WEAK_ORDERING |
+ imem->attrs = DMA_ATTR_WEAK_ORDERING |
DMA_ATTR_WRITE_COMBINE;
nvkm_info(&imem->base.subdev, "using DMA API\n");
--
2.28.0
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