Bump
On 10.11.2016 20:23, Mikko Perttunen wrote: > This series adds IOMMU support to Host1x and TegraDRM > and adds support for the VIC host1x client so that > host1x can be tested on modern Tegra platforms. > It depends on the previous fix series. The whole thing > (modulo patch order) is available as a git repository at > git://github.com/cyndis/linux.git; branch vic-v1. > > IO memory management is organized such that there are > two domains: the host1x domain and the tegradrm domain. > The host1x domain is used by the host1x engine and > contains the host1x CDMA and pushbuffers for submitted > jobs. > > The tegradrm domain is shared by all host1x units and > contains GEM objects and memory allocated by the > separate tegra_drm_alloc function. This function is > currently used to allocate space for firmware blobs > in the tegradrm domain. > > A userspace test case for VIC can be found at > https://github.com/cyndis/drm/tree/work/tegra. > The testcase is in tests/tegra and is called submit_vic. > The in-kernel firewall is not implemented for VIC; > therefore, IOMMU must be enabled for the test to pass. > > Tested with Jetson TX1 (T210). Probably works also > with Jetson TK1 (T124). Note that due to hardware changes > the testcase also needs to be changed to run properly > on T124. > > Thanks, > Mikko. > > Arto Merilainen (2): > drm/tegra: Add falcon helper library > drm/tegra: Add VIC support > > Mikko Perttunen (6): > drm/tegra: Add Tegra DRM allocation API > drm/tegra: Allocate BOs from lower 4G when without IOMMU > gpu: host1x: Add IOMMU support > dt-bindings: Add bindings for the Tegra VIC > arm64: tegra: Enable VIC on T210 > arm64: tegra: Enable IOMMU for Host1x on Tegra210 > > .../display/tegra/nvidia,tegra20-host1x.txt | 13 + > arch/arm64/boot/dts/nvidia/tegra210.dtsi | 19 +- > drivers/gpu/drm/tegra/Makefile | 4 +- > drivers/gpu/drm/tegra/drm.c | 101 +++++- > drivers/gpu/drm/tegra/drm.h | 8 + > drivers/gpu/drm/tegra/falcon.c | 256 +++++++++++++ > drivers/gpu/drm/tegra/falcon.h | 130 +++++++ > drivers/gpu/drm/tegra/gem.c | 2 +- > drivers/gpu/drm/tegra/vic.c | 400 > +++++++++++++++++++++ > drivers/gpu/drm/tegra/vic.h | 31 ++ > drivers/gpu/host1x/cdma.c | 65 +++- > drivers/gpu/host1x/cdma.h | 4 +- > drivers/gpu/host1x/dev.c | 39 +- > drivers/gpu/host1x/dev.h | 5 + > drivers/gpu/host1x/hw/cdma_hw.c | 10 +- > drivers/gpu/host1x/job.c | 76 +++- > drivers/gpu/host1x/job.h | 1 + > include/linux/host1x.h | 1 + > 18 files changed, 1128 insertions(+), 37 deletions(-) > create mode 100644 drivers/gpu/drm/tegra/falcon.c > create mode 100644 drivers/gpu/drm/tegra/falcon.h > create mode 100644 drivers/gpu/drm/tegra/vic.c > create mode 100644 drivers/gpu/drm/tegra/vic.h >
