Hi,
On Fri, Aug 10, 2012 at 4:57 PM, Maarten Lankhorst
wrote:
[Snip]
> diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h
> new file mode 100644
> index 000..e0ceddd
> --- /dev/null
> +++ b/include/linux/dma-fence.h
> @@ -0,0 +1,124 @@
> +/*
> + * Fence mechanism for dma-buf
Hey,
Op 11-08-12 21:39, Daniel Vetter schreef:
> +
> + if (!ret) {
> + cb->base.flags = 0;
> + cb->base.func = __dma_fence_wake_func;
> + cb->base.private = priv;
> + cb->fence = fence;
> + cb->func = func;
On Fri, Aug 10, 2012 at 04:57:52PM +0200, Maarten Lankhorst wrote:
> A dma-fence can be attached to a buffer which is being filled or consumed
> by hw, to allow userspace to pass the buffer without waiting to another
> device. For example, userspace can call page_flip ioctl to display the
> next f
On Sat, Aug 11, 2012 at 2:22 PM, Daniel Vetter wrote:
>> >> +
>> >> +/**
>> >> + * dma_fence_wait - wait for a fence to be signaled
>> >> + *
>> >> + * @fence: [in]The fence to wait on
>> >> + * @intr:[in]if true, do an interruptible wait
>> >> + * @timeout: [in]absolute time for
On Sat, Aug 11, 2012 at 06:00:46PM +0200, Maarten Lankhorst wrote:
> Op 11-08-12 17:14, Rob Clark schreef:
> > On Fri, Aug 10, 2012 at 3:29 PM, Daniel Vetter wrote:
> >>> +/**
> >>> + * dma_fence_signal - signal completion of a fence
> >>> + * @fence: the fence to signal
> >>> + *
> >>> + * All re
On Sat, Aug 11, 2012 at 10:14:40AM -0500, Rob Clark wrote:
> On Fri, Aug 10, 2012 at 3:29 PM, Daniel Vetter wrote:
> > On Fri, Aug 10, 2012 at 04:57:52PM +0200, Maarten Lankhorst wrote:
> >> +
> >> + if (!ret) {
> >> + cb->base.flags = 0;
> >> + cb->base.func = __dma_fe
Hey,
Op 11-08-12 17:14, Rob Clark schreef:
> On Fri, Aug 10, 2012 at 3:29 PM, Daniel Vetter wrote:
>> On Fri, Aug 10, 2012 at 04:57:52PM +0200, Maarten Lankhorst wrote:
>>> A dma-fence can be attached to a buffer which is being filled or consumed
>>> by hw, to allow userspace to pass the buffer w
On Fri, Aug 10, 2012 at 3:29 PM, Daniel Vetter wrote:
> On Fri, Aug 10, 2012 at 04:57:52PM +0200, Maarten Lankhorst wrote:
>> A dma-fence can be attached to a buffer which is being filled or consumed
>> by hw, to allow userspace to pass the buffer without waiting to another
>> device. For example
On Fri, Aug 10, 2012 at 04:57:52PM +0200, Maarten Lankhorst wrote:
> A dma-fence can be attached to a buffer which is being filled or consumed
> by hw, to allow userspace to pass the buffer without waiting to another
> device. For example, userspace can call page_flip ioctl to display the
> next f
