diff options
| author | Eunchul Kim | 2012-12-14 09:58:57 +0100 |
|---|---|---|
| committer | Inki Dae | 2012-12-14 18:40:00 +0100 |
| commit | f2646380655b32481b5e76c666e1793dfef184bd (patch) | |
| tree | 2fdc79d48ca1b5ac87296a70cd0a84f79d037f00 /drivers/gpu/drm/exynos/exynos_drm_gsc.h | |
| parent | drm/exynos: add rotator ipp driver (diff) | |
| download | kernel-qcow2-linux-f2646380655b32481b5e76c666e1793dfef184bd.tar.gz kernel-qcow2-linux-f2646380655b32481b5e76c666e1793dfef184bd.tar.xz kernel-qcow2-linux-f2646380655b32481b5e76c666e1793dfef184bd.zip | |
drm/exynos: add gsc ipp driver
This patch adds IPP subsystem-based gsc driver for exynos5 series.
GSC is stand for General SCaler and supports the following features:
- image scaler/rotator/crop/flip/csc and input/output DMA operations.
- image rotation and image effect functions.
- writeback and display output operations.
- M2M operation to crop, scale, rotation and csc.
The below is GSC hardware path:
Memory------->GSC------>Memory
FIMD--------->GSC------>HDMI
FIMD--------->GSC------>Memory
Memory------->GSC------>FIMD, Mixer
This driver is registered to IPP subsystem framework to be used by user side
and user can control the GSC hardware through some interfaces of IPP subsystem
framework.
Changelog v1 ~ v5:
- added comments, code fixups and cleanups.
Signed-off-by: Eunchul Kim <chulspro.kim@samsung.com>
Signed-off-by: Jinyoung Jeon <jy0.jeon@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Kyungmin.park <kyungmin.park@samsung.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_gsc.h')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gsc.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.h b/drivers/gpu/drm/exynos/exynos_drm_gsc.h new file mode 100644 index 000000000000..b3c3bc618c0f --- /dev/null +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.h @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2012 Samsung Electronics Co., Ltd. + * + * Authors: + * Eunchul Kim <chulspro.kim@samsung.com> + * Jinyoung Jeon <jy0.jeon@samsung.com> + * Sangmin Lee <lsmin.lee@samsung.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _EXYNOS_DRM_GSC_H_ +#define _EXYNOS_DRM_GSC_H_ + +/* + * TODO + * FIMD output interface notifier callback. + * Mixer output interface notifier callback. + */ + +#endif /* _EXYNOS_DRM_GSC_H_ */ |