diff options
| author | Robin Murphy <robin.murphy@arm.com> | 2023-06-12 16:31:56 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-19 16:19:22 -0700 |
| commit | af2880ec44021d32cc72a5aa7c5d7d7beaa722d3 (patch) | |
| tree | 8d3bb64042594fd30da9766d9bb458d37eca890f /drivers/pci/Kconfig | |
| parent | 9382bc44b5f58ccee375f08f518e53c0280051dc (diff) | |
scatterlist: add dedicated config for DMA flags
The DMA flags field will be useful for users beyond PCI P2P, so upgrade to
its own dedicated config option.
[catalin.marinas@arm.com: use #ifdef CONFIG_NEED_SG_DMA_FLAGS in scatterlist.h]
[catalin.marinas@arm.com: update PCI_P2PDMA dma_flags comment in scatterlist.h]
Link: https://lkml.kernel.org/r/20230612153201.554742-13-catalin.marinas@arm.com
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: Isaac J. Manjarres <isaacmanjarres@google.com>
Cc: Alasdair Kergon <agk@redhat.com>
Cc: Ard Biesheuvel <ardb@kernel.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Jerry Snitselaar <jsnitsel@redhat.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Jonathan Cameron <jic23@kernel.org>
Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Cc: Logan Gunthorpe <logang@deltatee.com>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Mark Brown <broonie@kernel.org>
Cc: Mike Snitzer <snitzer@kernel.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>
Cc: Saravana Kannan <saravanak@google.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'drivers/pci/Kconfig')
| -rw-r--r-- | drivers/pci/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig index 9309f2469b41..3c07d8d214b3 100644 --- a/drivers/pci/Kconfig +++ b/drivers/pci/Kconfig @@ -168,6 +168,7 @@ config PCI_P2PDMA # depends on 64BIT select GENERIC_ALLOCATOR + select NEED_SG_DMA_FLAGS help Enableѕ drivers to do PCI peer-to-peer transactions to and from BARs that are exposed in other devices that are the part of |