From: Gustavo Padovan gustavo.padovan@collabora.co.uk
Add Gustavo as maintainer for the Sync File Framework. Sumit is co-maintainer as he maintains drivers/dma-buf/. It also uses Sumit's tree as base.
Signed-off-by: Gustavo Padovan gustavo.padovan@collabora.co.uk Acked-by: Sumit Semwal sumit.semwal@linaro.org Acked-by: Maarten Lankhorst maarten.lankhorst@linux.intel.com --- MAINTAINERS | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/MAINTAINERS b/MAINTAINERS index fb487d9..0891228 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3677,6 +3677,17 @@ F: include/linux/*fence.h F: Documentation/dma-buf-sharing.txt T: git git://git.linaro.org/people/sumitsemwal/linux-dma-buf.git
+SYNC FILE FRAMEWORK +M: Sumit Semwal sumit.semwal@linaro.org +R: Gustavo Padovan gustavo@padovan.org +S: Maintained +L: linux-media@vger.kernel.org +L: dri-devel@lists.freedesktop.org +F: drivers/dma-buf/sync_file.c +F: include/linux/sync_file.h +F: Documentation/sync_file.txt +T: git git://git.linaro.org/people/sumitsemwal/linux-dma-buf.git + DMA GENERIC OFFLOAD ENGINE SUBSYSTEM M: Vinod Koul vinod.koul@intel.com L: dmaengine@vger.kernel.org
From: Gustavo Padovan gustavo.padovan@collabora.co.uk
We've got a complaint saying that the description was quite obtuse and indeed it was. This patch tries to improve it.
Cc: Dave Jones davej@codemonkey.org.uk Signed-off-by: Gustavo Padovan gustavo.padovan@collabora.co.uk --- drivers/dma-buf/Kconfig | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/dma-buf/Kconfig b/drivers/dma-buf/Kconfig index 9824bc4..7e2d2c4 100644 --- a/drivers/dma-buf/Kconfig +++ b/drivers/dma-buf/Kconfig @@ -1,11 +1,20 @@ menu "DMABUF options"
config SYNC_FILE - bool "sync_file support for fences" + bool "Explicit Synchronization Framework" default n select ANON_INODES select DMA_SHARED_BUFFER ---help--- - This option enables the fence framework synchronization to export - sync_files to userspace that can represent one or more fences. + The Sync File Framework adds explicit syncronization via + userspace. It enables send/receive 'struct fence' objects to/from + userspace via Sync File fds for synchronization between drivers via + userspace components. It has been ported from Android. + + The first and main user for this is graphics in which a fence is + associated with a buffer. When a job is submitted to the GPU a fence + is attached to the buffer and is transfered via userspace, using Sync + Files fds, to the DRM driver for example. More details at + Documentation/sync_file.txt. + endmenu
dri-devel@lists.freedesktop.org
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Gustavo Padovan