user/sven/linux.git/kernel/dma/Kconfig, branch v5.2

treewide: Add SPDX license identifier - Makefile/Kconfig

2019-05-21T08:50:46Z

Add SPDX license identifiers to all Make/Kconfig files which: - Have no license information of any form These files fall under the project license, GPL v2 only. The resulting SPDX license identifier is: GPL-2.0-only Signed-off-by: Thomas Gleixner Signed-off-by: Greg Kroah-Hartman

dma-mapping: add a Kconfig symbol to indicate arch_dma_prep_coherent presence

2019-05-06T13:04:40Z

Add a Kconfig symbol that indicates an architecture provides a arch_dma_prep_coherent implementation, and provide a stub otherwise. This will allow the generic dma-iommu code to use it while still allowing to be built for cache coherent architectures. Signed-off-by: Christoph Hellwig Reviewed-by: Robin Murphy

dma: select GENERIC_ALLOCATOR for DMA_REMAP

2019-04-08T15:51:22Z

When DMA_REMAP is enabled, code in remap.c needs generic allocator. It currently worked since few architectures uses it (arm64, csky) and they both select GENERIC_ALLOCATOR. Select it when using DMA_REMAP to have correct dependencies. Signed-off-by: Clement Leger Signed-off-by: Christoph Hellwig

Merge tag 'dma-mapping-5.1' of git://git.infradead.org/users/hch/dma-mapping

2019-03-10T18:54:48Z

Pull DMA mapping updates from Christoph Hellwig: - add debugfs support for dumping dma-debug information (Corentin Labbe) - Kconfig cleanups (Andy Shevchenko and me) - debugfs cleanups (Greg Kroah-Hartman) - improve dma_map_resource and use it in the media code - arch_setup_dma_ops / arch_teardown_dma_ops cleanups - various small cleanups and improvements for the per-device coherent allocator - make the DMA mask an upper bound and don't fail "too large" dma mask in the remaning two architectures - this will allow big driver cleanups in the following merge windows * tag 'dma-mapping-5.1' of git://git.infradead.org/users/hch/dma-mapping: (21 commits) Documentation/DMA-API-HOWTO: update dma_mask sections sparc64/pci_sun4v: allow large DMA masks sparc64/iommu: allow large DMA masks sparc64: refactor the ali DMA quirk ccio: allow large DMA masks dma-mapping: remove the DMA_MEMORY_EXCLUSIVE flag dma-mapping: remove dma_mark_declared_memory_occupied dma-mapping: move CONFIG_DMA_CMA to kernel/dma/Kconfig dma-mapping: improve selection of dma_declare_coherent availability dma-mapping: remove an incorrect __iommem annotation of: select OF_RESERVED_MEM automatically device.h: dma_mem is only needed for HAVE_GENERIC_DMA_COHERENT mfd/sm501: depend on HAS_DMA dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability dma-mapping: add a kconfig symbol for arch_setup_dma_ops availability dma-mapping: move debug configuration options to kernel/dma dma-debug: add dumping facility via debugfs dma: debug: no need to check return value of debugfs_create functions videobuf2: replace a layering violation with dma_map_resource dma-mapping: don't BUG when calling dma_map_resource on RAM ...

dma-mapping: move CONFIG_DMA_CMA to kernel/dma/Kconfig

2019-02-20T14:27:00Z

This is where all the related code already lives. Signed-off-by: Christoph Hellwig Reviewed-by: Greg Kroah-Hartman

dma-mapping: improve selection of dma_declare_coherent availability

2019-02-20T14:26:35Z

This API is primarily used through DT entries, but two architectures and two drivers call it directly. So instead of selecting the config symbol for random architectures pull it in implicitly for the actual users. Also rename the Kconfig option to describe the feature better. Signed-off-by: Christoph Hellwig Acked-by: Paul Burton # MIPS Acked-by: Lee Jones Reviewed-by: Greg Kroah-Hartman

dma-mapping, powerpc: simplify the arch dma_set_mask override

2019-02-18T11:41:03Z

Instead of letting the architecture supply all of dma_set_mask just give it an additional hook selected by Kconfig. Signed-off-by: Christoph Hellwig Tested-by: Christian Zigotzky Signed-off-by: Michael Ellerman

dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability

2019-02-13T18:12:50Z

Signed-off-by: Christoph Hellwig Acked-by: Catalin Marinas # arm64

dma-mapping: add a kconfig symbol for arch_setup_dma_ops availability

2019-02-13T18:12:33Z

Signed-off-by: Christoph Hellwig Acked-by: Paul Burton # MIPS Acked-by: Catalin Marinas # arm64

dma-mapping: move debug configuration options to kernel/dma

2019-02-13T18:11:35Z

This is a follow up to the commit cf65a0f6f6ff ("dma-mapping: move all DMA mapping code to kernel/dma") which moved source code of DMA API to kernel/dma folder. Since there is no file left in the lib that require DMA API debugging options move the latter to kernel/dma as well. Cc: Christoph Hellwig Signed-off-by: Andy Shevchenko Signed-off-by: Christoph Hellwig