Re: [PATCH 1/3] dma-fence: dma-buf synchronization (v7)

2012-08-09 Thread Maarten Lankhorst
Hey Sumit, Op 08-08-12 08:35, Sumit Semwal schreef: > Hi Maarten, > > On 8 August 2012 00:17, Maarten Lankhorst > wrote: >> Op 07-08-12 19:53, Maarten Lankhorst schreef: >>> A dma-fence can be attached to a buffer which is being filled or consumed >>> by hw, to allow userspace to pass the buffer

Re: [PATCH 1/3] dma-fence: dma-buf synchronization (v7)

2012-08-07 Thread Sumit Semwal
Hi Maarten, On 8 August 2012 00:17, Maarten Lankhorst wrote: > Op 07-08-12 19:53, Maarten Lankhorst schreef: >> 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 c

Re: [PATCH 1/3] dma-fence: dma-buf synchronization (v7)

2012-08-07 Thread Maarten Lankhorst
Op 07-08-12 19:53, Maarten Lankhorst schreef: > 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 frame of graphics afte

[PATCH 1/3] dma-fence: dma-buf synchronization (v7)

2012-08-07 Thread Maarten Lankhorst
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 frame of graphics after kicking the GPU but while the GPU is still rendering