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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-27 16:30:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-27 16:30:09 -0700
commit46b407ca4a6149c8d27fcec1881d4f184bec7c77 (patch)
treea608dadec12b8dd74866721b3de32435f575e809 /drivers/remoteproc/remoteproc_internal.h
parent1bfecd935849a45b6b47d9f011e1c278ff880512 (diff)
parent6458acb5a31926dcc1295410221493544d628cf7 (diff)
Merge tag 'rpmsg' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Pull "remoteproc/rpmsg: new subsystem" from Arnd Bergmann: "This new subsystem provides a common way to talk to secondary processors on an SoC, e.g. a DSP, GPU or service processor, using virtio as the transport. In the long run, it should replace a few dozen vendor specific ways to do the same thing, which all never made it into the upstream kernel. There is a broad agreement that rpmsg is the way to go here and several vendors have started working on replacing their own subsystems. Two branches each add one virtio protocol number. Fortunately the numbers were agreed upon in advance, so there are only context changes. Signed-off-by: Arnd Bergmann <arnd@arndb.de>" Fixed up trivial protocol number conflict due to the mentioned additions next to each other. * tag 'rpmsg' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (32 commits) remoteproc: cleanup resource table parsing paths remoteproc: remove the hardcoded vring alignment remoteproc/omap: remove the mbox_callback limitation remoteproc: remove the single rpmsg vdev limitation remoteproc: safer boot/shutdown order remoteproc: remoteproc_rpmsg -> remoteproc_virtio remoteproc: resource table overhaul rpmsg: fix build warning when dma_addr_t is 64-bit rpmsg: fix published buffer length in rpmsg_recv_done rpmsg: validate incoming message length before propagating rpmsg: fix name service endpoint leak remoteproc/omap: two Kconfig fixes remoteproc: make sure we're parsing a 32bit firmware remoteproc: s/big switch/lookup table/ remoteproc: bail out if firmware has different endianess remoteproc: don't use virtio's weak barriers rpmsg: rename virtqueue_add_buf_gfp to virtqueue_add_buf rpmsg: depend on EXPERIMENTAL remoteproc: depend on EXPERIMENTAL rpmsg: add Kconfig menu ... Conflicts: include/linux/virtio_ids.h
Diffstat (limited to 'drivers/remoteproc/remoteproc_internal.h')
-rw-r--r--drivers/remoteproc/remoteproc_internal.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/remoteproc/remoteproc_internal.h b/drivers/remoteproc/remoteproc_internal.h
new file mode 100644
index 000000000000..9f336d6bdef3
--- /dev/null
+++ b/drivers/remoteproc/remoteproc_internal.h
@@ -0,0 +1,44 @@
+/*
+ * Remote processor framework
+ *
+ * Copyright (C) 2011 Texas Instruments, Inc.
+ * Copyright (C) 2011 Google, Inc.
+ *
+ * Ohad Ben-Cohen <ohad@wizery.com>
+ * Brian Swetland <swetland@google.com>
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that 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.
+ */
+
+#ifndef REMOTEPROC_INTERNAL_H
+#define REMOTEPROC_INTERNAL_H
+
+#include <linux/irqreturn.h>
+
+struct rproc;
+
+/* from remoteproc_core.c */
+void rproc_release(struct kref *kref);
+irqreturn_t rproc_vq_interrupt(struct rproc *rproc, int vq_id);
+
+/* from remoteproc_virtio.c */
+int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id);
+void rproc_remove_virtio_dev(struct rproc_vdev *rvdev);
+
+/* from remoteproc_debugfs.c */
+void rproc_remove_trace_file(struct dentry *tfile);
+struct dentry *rproc_create_trace_file(const char *name, struct rproc *rproc,
+ struct rproc_mem_entry *trace);
+void rproc_delete_debug_dir(struct rproc *rproc);
+void rproc_create_debug_dir(struct rproc *rproc);
+void rproc_init_debugfs(void);
+void rproc_exit_debugfs(void);
+
+#endif /* REMOTEPROC_INTERNAL_H */