diff options
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/media/fimc.rst | 6 | ||||
| -rw-r--r-- | Documentation/admin-guide/media/vivid.rst | 9 |
2 files changed, 12 insertions, 3 deletions
diff --git a/Documentation/admin-guide/media/fimc.rst b/Documentation/admin-guide/media/fimc.rst index 0b8ddc4a3008..56b149d9a527 100644 --- a/Documentation/admin-guide/media/fimc.rst +++ b/Documentation/admin-guide/media/fimc.rst @@ -2,7 +2,7 @@ .. include:: <isonum.txt> -The Samsung S5P/EXYNOS4 FIMC driver +The Samsung S5P/Exynos4 FIMC driver =================================== Copyright |copy| 2012 - 2013 Samsung Electronics Co., Ltd. @@ -19,7 +19,7 @@ drivers/media/platform/exynos4-is directory. Supported SoCs -------------- -S5PC100 (mem-to-mem only), S5PV210, EXYNOS4210 +S5PC100 (mem-to-mem only), S5PV210, Exynos4210 Supported features ------------------ @@ -45,7 +45,7 @@ Media device interface ~~~~~~~~~~~~~~~~~~~~~~ The driver supports Media Controller API as defined at :ref:`media_controller`. -The media device driver name is "SAMSUNG S5P FIMC". +The media device driver name is "Samsung S5P FIMC". The purpose of this interface is to allow changing assignment of FIMC instances to the SoC peripheral camera input at runtime and optionally to control internal diff --git a/Documentation/admin-guide/media/vivid.rst b/Documentation/admin-guide/media/vivid.rst index 52e57b773f07..6d7175f96f74 100644 --- a/Documentation/admin-guide/media/vivid.rst +++ b/Documentation/admin-guide/media/vivid.rst @@ -293,6 +293,15 @@ all configurable using the following module options: - 0: vmalloc - 1: dma-contig +- cache_hints: + + specifies if the device should set queues' user-space cache and memory + consistency hint capability (V4L2_BUF_CAP_SUPPORTS_MMAP_CACHE_HINTS). + The hints are valid only when using MMAP streaming I/O. Default is 0. + + - 0: forbid hints + - 1: allow hints + Taken together, all these module options allow you to precisely customize the driver behavior and test your application with all sorts of permutations. It is also very suitable to emulate hardware that is not yet available, e.g. |