On Mon, Oct 14, 2013 at 03:21:51PM +0300, Arto Merilainen wrote: > The host1x driver uses currently syncpoints statically from host1x point of > view. If we do a wait inside a job, it always has a constant value to wait. > host1x supports also doing relative syncpoint waits with respect to syncpoint > bases. This allows doing multiple operations inside a single submit and > waiting an operation to complete before moving to next one. > > This set of patches adds support for syncpoint bases to host1x driver and > enables the support for gr2d client. > > I have tested the series using the host1x test application (available at [0], > function test_wait_base() in tests/tegra/host1x/tegra_host1x_test.c) on cardhu. > I would appreciate help in reviewing the series and testing the patches > on other boards. > > Changes in v2: > - Reordered various code blocks to improve code consistency > - Functions host1x_syncpt_alloc() and host1x_syncpt_request() take now a single > bitfield argument instead of separate boolean arguments > - Added a separate ioctl call for querying the base associated with some > syncpoint > > [0] https://gitorious.org/linux-host1x/libdrm-host1x > > Arto Merilainen (4): > gpu: host1x: Add 'flags' field to syncpt request > gpu: host1x: Add syncpoint base support > drm/tegra: Deliver syncpoint base to user space > drm/tegra: Reserve base for gr2d > > drivers/gpu/host1x/dev.h | 2 ++ > drivers/gpu/host1x/drm/drm.c | 25 +++++++++++++ > drivers/gpu/host1x/drm/gr2d.c | 2 +- > drivers/gpu/host1x/hw/channel_hw.c | 19 ++++++++++ > drivers/gpu/host1x/hw/hw_host1x01_uclass.h | 6 ++++ > drivers/gpu/host1x/syncpt.c | 58 +++++++++++++++++++++++++----- > drivers/gpu/host1x/syncpt.h | 10 +++++- > include/uapi/drm/tegra_drm.h | 26 +++++++++----- > 8 files changed, 128 insertions(+), 20 deletions(-) I've applied the series, though I had to rework some of it because host1x and DRM have significantly changed in the meantime. Thierry
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