From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/media/platform/sti/hva/hva-mem.h | 34 ++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 drivers/media/platform/sti/hva/hva-mem.h (limited to 'drivers/media/platform/sti/hva/hva-mem.h') diff --git a/drivers/media/platform/sti/hva/hva-mem.h b/drivers/media/platform/sti/hva/hva-mem.h new file mode 100644 index 000000000..fec549dff --- /dev/null +++ b/drivers/media/platform/sti/hva/hva-mem.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) STMicroelectronics SA 2015 + * Authors: Yannick Fertre + * Hugues Fruchet + */ + +#ifndef HVA_MEM_H +#define HVA_MEM_H + +/** + * struct hva_buffer - hva buffer + * + * @name: name of requester + * @paddr: physical address (for hardware) + * @vaddr: virtual address (kernel can read/write) + * @size: size of buffer + */ +struct hva_buffer { + const char *name; + dma_addr_t paddr; + void *vaddr; + u32 size; +}; + +int hva_mem_alloc(struct hva_ctx *ctx, + __u32 size, + const char *name, + struct hva_buffer **buf); + +void hva_mem_free(struct hva_ctx *ctx, + struct hva_buffer *buf); + +#endif /* HVA_MEM_H */ -- cgit v1.2.3