[src/trunk]: src/sys/external/bsd linux/dmapool.h: Start filling out stubs.

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f78589179048
branches:  trunk
changeset: 372018:f78589179048
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Tue Oct 25 23:32:37 2022 +0000

description:
linux/dmapool.h: Start filling out stubs.

diffstat:

 sys/external/bsd/common/include/linux/dmapool.h |  54 +++++++++++++++++++++++++
 1 files changed, 54 insertions(+), 0 deletions(-)

diffs (58 lines):

diff -r a8055a5f90e1 -r f78589179048 sys/external/bsd/common/include/linux/dmapool.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/external/bsd/common/include/linux/dmapool.h   Tue Oct 25 23:32:37 2022 +0000
@@ -0,0 +1,54 @@
+/*     $NetBSD: dmapool.h,v 1.1 2022/10/25 23:32:37 riastradh Exp $    */
+
+/*-
+ * Copyright (c) 2022 The NetBSD Foundation, Inc.
+ * 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.
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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        _LINUX_DMAPOOL_H_
+#define        _LINUX_DMAPOOL_H_
+
+#include <sys/types.h>
+
+#include <sys/bus.h>
+
+#include <linux/gfp.h>
+#include <linux/types.h>
+
+/* namespace */
+#define        dma_pool_create         linux_dma_pool_create
+#define        dma_pool_destroy        linux_dma_pool_destroy
+#define        dma_pool_free           linux_dma_pool_free
+#define        dma_pool_zalloc         linux_dma_pool_zalloc
+
+struct dma_pool;
+
+struct dma_pool *dma_pool_create(const char *, bus_dma_tag_t, size_t, size_t,
+    size_t);
+void dma_pool_destroy(struct dma_pool *);
+
+void *dma_pool_zalloc(struct dma_pool *, gfp_t, dma_addr_t *);
+void dma_pool_free(struct dma_pool *, void *, dma_addr_t);
+
+#endif /* _LINUX_DMAPOOL_H_ */