diff options
Diffstat (limited to 'drivers/staging/vc04_services/interface/vchiq_arm/vchiq_memdrv.h')
-rw-r--r-- | drivers/staging/vc04_services/interface/vchiq_arm/vchiq_memdrv.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_memdrv.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_memdrv.h new file mode 100644 index 000000000000..d02e7764bd0d --- /dev/null +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_memdrv.h @@ -0,0 +1,71 @@ +/** + * Copyright (c) 2010-2012 Broadcom. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The names of the above-listed copyright holders may not be used + * to endorse or promote products derived from this software without + * specific prior written permission. + * + * ALTERNATIVELY, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2, as published by the Free + * Software Foundation. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS + * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, + * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef VCHIQ_MEMDRV_H +#define VCHIQ_MEMDRV_H + +/* ---- Include Files ----------------------------------------------------- */ + +#include <linux/kernel.h> +#include "vchiq_if.h" + +/* ---- Constants and Types ---------------------------------------------- */ + +typedef struct { + void *armSharedMemVirt; + dma_addr_t armSharedMemPhys; + size_t armSharedMemSize; + + void *vcSharedMemVirt; + dma_addr_t vcSharedMemPhys; + size_t vcSharedMemSize; +} VCHIQ_SHARED_MEM_INFO_T; + +/* ---- Variable Externs ------------------------------------------------- */ + +/* ---- Function Prototypes ---------------------------------------------- */ + +void vchiq_get_shared_mem_info(VCHIQ_SHARED_MEM_INFO_T *info); + +VCHIQ_STATUS_T vchiq_memdrv_initialise(void); + +VCHIQ_STATUS_T vchiq_userdrv_create_instance( + const VCHIQ_PLATFORM_DATA_T * platform_data); + +VCHIQ_STATUS_T vchiq_userdrv_suspend( + const VCHIQ_PLATFORM_DATA_T * platform_data); + +VCHIQ_STATUS_T vchiq_userdrv_resume( + const VCHIQ_PLATFORM_DATA_T * platform_data); + +#endif |