[REPOST PATCH 4/8] android: convert sync to fence api, v5

2014-06-18 Thread Greg KH
On Wed, Jun 18, 2014 at 12:37:11PM +0200, Maarten Lankhorst wrote: > Just to show it's easy. > > Android syncpoints can be mapped to a timeline. This removes the need > to maintain a separate api for synchronization. I've left the android > trace events in place, but the core fence events should a

[REPOST PATCH 1/8] fence: dma-buf cross-device synchronization (v17)

2014-06-18 Thread Greg KH
On Wed, Jun 18, 2014 at 12:36:54PM +0200, Maarten Lankhorst wrote: > A 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 frame

[REPOST PATCH 1/8] fence: dma-buf cross-device synchronization (v17)

2014-06-18 Thread Rob Clark
On Wed, Jun 18, 2014 at 9:13 PM, Greg KH wrote: > On Wed, Jun 18, 2014 at 12:36:54PM +0200, Maarten Lankhorst wrote: >> +#define CREATE_TRACE_POINTS >> +#include >> + >> +EXPORT_TRACEPOINT_SYMBOL(fence_annotate_wait_on); >> +EXPORT_TRACEPOINT_SYMBOL(fence_emit); > > Are you really willing to live

[REPOST PATCH 1/8] fence: dma-buf cross-device synchronization (v17)

2014-06-18 Thread Rob Clark
On Wed, Jun 18, 2014 at 9:16 PM, Greg KH wrote: > On Wed, Jun 18, 2014 at 12:36:54PM +0200, Maarten Lankhorst wrote: >> A 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, userspac

[REPOST PATCH 1/8] fence: dma-buf cross-device synchronization (v17)

2014-06-18 Thread Greg KH
On Wed, Jun 18, 2014 at 09:23:06PM -0400, Rob Clark wrote: > On Wed, Jun 18, 2014 at 9:13 PM, Greg KH > wrote: > > On Wed, Jun 18, 2014 at 12:36:54PM +0200, Maarten Lankhorst wrote: > >> +#define CREATE_TRACE_POINTS > >> +#include > >> + > >> +EXPORT_TRACEPOINT_SYMBOL(fence_annotate_wait_on); >

[REPOST PATCH 1/8] fence: dma-buf cross-device synchronization (v17)

2014-06-18 Thread Greg KH
On Thu, Jun 19, 2014 at 09:57:35AM +0530, Sumit Semwal wrote: > Hi Greg, > > On 19 June 2014 06:55, Rob Clark wrote: > > On Wed, Jun 18, 2014 at 9:16 PM, Greg KH > > wrote: > >> On Wed, Jun 18, 2014 at 12:36:54PM +0200, Maarten Lankhorst wrote: > >>> A fence can be attached to a buffer which is

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