Imported Upstream version 17.05

[deb_dpdk.git] / drivers / bus / fslmc / mc / fsl_mc_sys.h

diff --git a/drivers/bus/fslmc/mc/fsl_mc_sys.h b/drivers/bus/fslmc/mc/fsl_mc_sys.h
new file mode 100644 (file)
index 0000000..ebada60
--- /dev/null
+++ b/drivers/bus/fslmc/mc/fsl_mc_sys.h
@@ -0,0 +1,105 @@
+/*-
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ *   BSD LICENSE
+ *
+ * Copyright 2013-2015 Freescale Semiconductor Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * 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.
+ * * Neither the name of the above-listed copyright holders nor the
+ * names of any contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ *   GPL LICENSE SUMMARY
+ *
+ * ALTERNATIVELY, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") as published by the Free Software
+ * Foundation, either version 2 of that License or (at your option) any
+ * later version.
+ *
+ * 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 HOLDERS 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 _FSL_MC_SYS_H
+#define _FSL_MC_SYS_H
+
+#ifdef __linux_driver__
+
+#include <linux/errno.h>
+#include <asm/io.h>
+#include <linux/slab.h>
+
+struct fsl_mc_io {
+       void *regs;
+};
+
+#ifndef ENOTSUP
+#define ENOTSUP                95
+#endif
+
+#define ioread64(_p)       readq(_p)
+#define iowrite64(_v, _p)   writeq(_v, _p)
+
+#else /* __linux_driver__ */
+
+#include <stdio.h>
+#include <libio.h>
+#include <stdint.h>
+#include <errno.h>
+#include <sys/uio.h>
+#include <linux/byteorder/little_endian.h>
+
+#define cpu_to_le64(x) __cpu_to_le64(x)
+#ifndef dmb
+#define dmb() {__asm__ __volatile__("" : : : "memory"); }
+#endif
+#define __iormb()       dmb()
+#define __iowmb()       dmb()
+#define __arch_getq(a)                  (*(volatile unsigned long *)(a))
+#define __arch_putq(v, a)                (*(volatile unsigned long *)(a) = (v))
+#define __arch_putq32(v, a)                (*(volatile unsigned int *)(a) = (v))
+#define readq(c)        \
+       ({ uint64_t __v = __arch_getq(c); __iormb(); __v; })
+#define writeq(v, c)     \
+       ({ uint64_t __v = v; __iowmb(); __arch_putq(__v, c); __v; })
+#define writeq32(v, c) \
+       ({ uint32_t __v = v; __iowmb(); __arch_putq32(__v, c); __v; })
+#define ioread64(_p)       readq(_p)
+#define iowrite64(_v, _p)   writeq(_v, _p)
+#define iowrite32(_v, _p)   writeq32(_v, _p)
+#define __iomem
+
+struct fsl_mc_io {
+       void *regs;
+};
+
+#ifndef ENOTSUP
+#define ENOTSUP                95
+#endif
+
+/*GPP is supposed to use MC commands with low priority*/
+#define CMD_PRI_LOW          0 /*!< Low Priority command indication */
+
+struct mc_command;
+
+int mc_send_command(struct fsl_mc_io *mc_io, struct mc_command *cmd);
+
+#endif /* __linux_driver__ */
+
+#endif /* _FSL_MC_SYS_H */