2009/11/14 Thomas Hellström <tho...@shipmail.org>: > Kristian Høgsberg wrote: >> This adds a page flipping ioctl to the KMS API. The ioctl takes an fb ID >> and a ctrc ID and flips the crtc to the given fb at the next vblank. >> The ioctl returns immediately but the flip doesn't happen until after >> any rendering that's currently queued up against the new framebuffer >> is done. After submitting a page flip, any execbuffer involving the >> old front buffer will block until the flip is completed. >> >> Optionally, a vblank event can be generated when the swap eventually >> happens. >> >> Signed-off-by: Kristian Høgsberg <k...@bitplanet.net> >> Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk> >> --- >> >> Okay, here we go again. Page flip ioctl, this time, with blocking in >> the kernel and optional events to userspace. Blocking in the kernel >> doesn't hold any locks and lets other processes use the GPU while we're >> waiting for the flip to finish. >> >> cheers, >> Kristian >> >> drivers/gpu/drm/drm_crtc.c | 69 ++++++++++ >> drivers/gpu/drm/drm_drv.c | 1 + >> drivers/gpu/drm/i915/i915_drv.h | 11 ++ >> drivers/gpu/drm/i915/i915_gem.c | 63 +++++++++- >> drivers/gpu/drm/i915/i915_irq.c | 10 ++ >> drivers/gpu/drm/i915/i915_reg.h | 2 + >> drivers/gpu/drm/i915/intel_display.c | 232 >> +++++++++++++++++++++++++++++----- >> drivers/gpu/drm/i915/intel_drv.h | 3 + >> include/drm/drm.h | 1 + >> include/drm/drm_crtc.h | 8 ++ >> include/drm/drm_mode.h | 11 ++ >> 11 files changed, 378 insertions(+), 33 deletions(-) >> >> > Kristian, > > Acked by me as well, but I agree with Jakob's comments on the > documentation of the semantics. > Perhaps split into a drm and an i915 part?
Great, thanks. Yeah, splitting it will make it more clear where the drm/chipset boundary is. cheers, Kristian ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel
