[RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-08-06 Thread Sumit Semwal
Hi Maarten, On 27 July 2012 19:09, 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 frame o

[RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-08-06 Thread Maarten Lankhorst
Hey Sumit, Op 06-08-12 08:41, Sumit Semwal schreef: > Hi Maarten, > On 27 July 2012 19:09, 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, us

Re: [RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-08-06 Thread Maarten Lankhorst
Hey Sumit, Op 06-08-12 08:41, Sumit Semwal schreef: > Hi Maarten, > On 27 July 2012 19:09, 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, us

Re: [RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-08-06 Thread Sumit Semwal
Hi Maarten, On 27 July 2012 19:09, 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 frame o

[RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-07-27 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

[RFC PATCH 1/3] dma-fence: dma-buf synchronization (v5)

2012-07-27 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