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[v2,0/4] Exynos4 media drivers: adapt for the planned ARM IOMMU-DMA changes

Message ID 20200918144833.14618-1-m.szyprowski@samsung.com
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Series Exynos4 media drivers: adapt for the planned ARM IOMMU-DMA changes | expand

Message

Marek Szyprowski Sept. 18, 2020, 2:48 p.m. UTC 
Hi,

This patchset updates Exynos4-IS and S5P-MFC drivers for the planned
kernel changes in the area of ARM DMA-mapping and IOMMU integration [1].
Those patches are intedependent, they can be applied separately from the
ARM DMA-mapping changes.

Best regards,
Marek Szyprowski


References:

[1] https://lore.kernel.org/lkml/cover.1597931875.git.robin.murphy@arm.com/


Changelog:

v2:
- added patch for S5P-MFC driver
- simplified code for Exynos4-IS (use the iommu_get_domain_for_dev()
  instead of creating a separate domain)

v1: https://lore.kernel.org/linux-samsung-soc/20200915133256.1210-1-m.szyprowski@samsung.com/T/#t
- initial version (only Exynos4-IS patch)

Patch summary:

Marek Szyprowski (4):
  media: platform: exynos4-is: remove all references to physicall
    addresses
  media: platform: exynos4-is: add support for generic IOMMU-DMA glue
    code
  media: platform: s5p-mfc: properly assign device to both vb2 queues
  media: platform: s5p-mfc: add support for generic DMA-IOMMU glue code

 .../media/platform/exynos4-is/fimc-capture.c  |  6 +-
 drivers/media/platform/exynos4-is/fimc-core.c | 28 ++++----
 drivers/media/platform/exynos4-is/fimc-core.h | 18 ++---
 drivers/media/platform/exynos4-is/fimc-is.c   | 72 +++++++++++++++----
 drivers/media/platform/exynos4-is/fimc-is.h   |  8 ++-
 .../media/platform/exynos4-is/fimc-lite-reg.c |  4 +-
 drivers/media/platform/exynos4-is/fimc-lite.c |  2 +-
 drivers/media/platform/exynos4-is/fimc-lite.h |  4 +-
 drivers/media/platform/exynos4-is/fimc-m2m.c  |  8 +--
 drivers/media/platform/exynos4-is/fimc-reg.c  | 18 ++---
 drivers/media/platform/exynos4-is/fimc-reg.h  |  4 +-
 drivers/media/platform/s5p-mfc/s5p_mfc.c      | 37 +++++++++-
 .../media/platform/s5p-mfc/s5p_mfc_common.h   |  2 +
 13 files changed, 148 insertions(+), 63 deletions(-)