diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/interface/ia_css_rmgr_vbuf.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/interface/ia_css_rmgr_vbuf.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/interface/ia_css_rmgr_vbuf.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/interface/ia_css_rmgr_vbuf.h new file mode 100644 index 0000000..90ac27c --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/rmgr/interface/ia_css_rmgr_vbuf.h @@ -0,0 +1,115 @@ +#ifndef ISP2401 +/* + * Support for Intel Camera Imaging ISP subsystem. + * Copyright (c) 2015, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ +#else +/** +Support for Intel Camera Imaging ISP subsystem. +Copyright (c) 2010 - 2015, Intel Corporation. + +This program is free software; you can redistribute it and/or modify it +under the terms and conditions of the GNU General Public License, +version 2, as published by the Free Software Foundation. + +This program is distributed in the hope it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for +more details. +*/ +#endif + +#ifndef _IA_CSS_RMGR_VBUF_H +#define _IA_CSS_RMGR_VBUF_H + +#include "ia_css_rmgr.h" +#include <type_support.h> +#include <system_types.h> + +/** + * @brief Data structure for the resource handle (host, vbuf) + */ +struct ia_css_rmgr_vbuf_handle { + hrt_vaddress vptr; + uint8_t count; + uint32_t size; +}; + +/** + * @brief Data structure for the resource pool (host, vbuf) + */ +struct ia_css_rmgr_vbuf_pool { + uint8_t copy_on_write; + uint8_t recycle; + uint32_t size; + uint32_t index; + struct ia_css_rmgr_vbuf_handle **handles; +}; + +/** + * @brief VBUF resource pools + */ +extern struct ia_css_rmgr_vbuf_pool *vbuf_ref; +extern struct ia_css_rmgr_vbuf_pool *vbuf_write; +extern struct ia_css_rmgr_vbuf_pool *hmm_buffer_pool; + +/** + * @brief Initialize the resource pool (host, vbuf) + * + * @param pool The pointer to the pool + */ +STORAGE_CLASS_RMGR_H enum ia_css_err ia_css_rmgr_init_vbuf( + struct ia_css_rmgr_vbuf_pool *pool); + +/** + * @brief Uninitialize the resource pool (host, vbuf) + * + * @param pool The pointer to the pool + */ +STORAGE_CLASS_RMGR_H void ia_css_rmgr_uninit_vbuf( + struct ia_css_rmgr_vbuf_pool *pool); + +/** + * @brief Acquire a handle from the pool (host, vbuf) + * + * @param pool The pointer to the pool + * @param handle The pointer to the handle + */ +STORAGE_CLASS_RMGR_H void ia_css_rmgr_acq_vbuf( + struct ia_css_rmgr_vbuf_pool *pool, + struct ia_css_rmgr_vbuf_handle **handle); + +/** + * @brief Release a handle to the pool (host, vbuf) + * + * @param pool The pointer to the pool + * @param handle The pointer to the handle + */ +STORAGE_CLASS_RMGR_H void ia_css_rmgr_rel_vbuf( + struct ia_css_rmgr_vbuf_pool *pool, + struct ia_css_rmgr_vbuf_handle **handle); + +/** + * @brief Retain the reference count for a handle (host, vbuf) + * + * @param handle The pointer to the handle + */ +void ia_css_rmgr_refcount_retain_vbuf(struct ia_css_rmgr_vbuf_handle **handle); + +/** + * @brief Release the reference count for a handle (host, vbuf) + * + * @param handle The pointer to the handle + */ +void ia_css_rmgr_refcount_release_vbuf(struct ia_css_rmgr_vbuf_handle **handle); + +#endif /* _IA_CSS_RMGR_VBUF_H */ |
