msm8996-common: Import IPACM back

 * QC package: LA.UM.6.5.r1-05300-8x96.0

 * Squashed with commits 08e2a5b9b, 055b183 and 8fcf57b

Change-Id: I2f7a792dc0155986e065d1bf79e1f08370c3d79c
Signed-off-by: Davide Garberi <dade.garberi@gmail.com>

1 files changed, 236 insertions, 0 deletions

diff --git a/data-ipa-cfg-mgr/ipacm/src/IPACM_Header.cpp b/data-ipa-cfg-mgr/ipacm/src/IPACM_Header.cpp
new file mode 100644
index 0000000..c77c69c
--- /dev/null
+++ b/data-ipa-cfg-mgr/ipacm/src/IPACM_Header.cpp
@@ -0,0 +1,236 @@
+/*
+Copyright (c) 2013, The Linux Foundation. All rights reserved.
+
+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 Linux Foundation nor the names of its
+			contributors may be used to endorse or promote products derived
+			from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+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.
+*/
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "IPACM_Header.h"
+#include "IPACM_Log.h"
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+//All interaction through the driver are made through this inode.
+static const char *DEVICE_NAME = "/dev/ipa";
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+IPACM_Header::IPACM_Header()
+{
+	m_fd = open(DEVICE_NAME, O_RDWR);
+	if (-1 == m_fd)
+	{
+		IPACMERR("Failed to open %s in IPACM_Header test application constructor.\n", DEVICE_NAME);
+	}
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+IPACM_Header::~IPACM_Header()
+{
+	if (-1 != m_fd)
+	{
+		close(m_fd);
+	}
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::DeviceNodeIsOpened()
+{
+	return (-1 != m_fd);
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::AddHeader(struct ipa_ioc_add_hdr *pHeaderTableToAdd)
+{
+	int nRetVal = 0;
+	//call the Driver ioctl in order to add header
+	nRetVal = ioctl(m_fd, IPA_IOC_ADD_HDR, pHeaderTableToAdd);
+	IPACMDBG("return value: %d\n", nRetVal);
+	return (-1 != nRetVal);
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::DeleteHeader(struct ipa_ioc_del_hdr *pHeaderTableToDelete)
+{
+	int nRetVal = 0;
+	//call the Driver ioctl in order to remove header
+	nRetVal = ioctl(m_fd, IPA_IOC_DEL_HDR, pHeaderTableToDelete);
+	IPACMDBG("return value: %d\n", nRetVal);
+	return (-1 != nRetVal);
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::Commit()
+{
+	int nRetVal = 0;
+	nRetVal = ioctl(m_fd, IPA_IOC_COMMIT_HDR);
+	IPACMDBG("return value: %d\n", nRetVal);
+	return true;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::Reset()
+{
+	int nRetVal = 0;
+
+	nRetVal = ioctl(m_fd, IPA_IOC_RESET_HDR);
+	nRetVal |= ioctl(m_fd, IPA_IOC_COMMIT_HDR);
+	IPACMDBG("return value: %d\n", nRetVal);
+	return true;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::GetHeaderHandle(struct ipa_ioc_get_hdr *pHeaderStruct)
+{
+	int retval = 0;
+
+	if (!DeviceNodeIsOpened()) return false;
+
+	retval = ioctl(m_fd, IPA_IOC_GET_HDR, pHeaderStruct);
+	if (retval)
+	{
+		IPACMERR("IPA_IOC_GET_HDR ioctl failed, routingTable =0x%p, retval=0x%x.\n", pHeaderStruct, retval);
+		return false;
+	}
+
+	IPACMDBG("IPA_IOC_GET_HDR ioctl issued to IPA header insertion block.\n");
+	return true;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+bool IPACM_Header::CopyHeader(struct ipa_ioc_copy_hdr *pCopyHeaderStruct)
+{
+	int retval = 0;
+
+	if (!DeviceNodeIsOpened()) return false;
+
+	retval = ioctl(m_fd, IPA_IOC_COPY_HDR, pCopyHeaderStruct);
+	if (retval)
+	{
+		IPACMERR("IPA_IOC_COPY_HDR ioctl failed, retval=0x%x.\n", retval);
+		return false;
+	}
+
+	IPACMDBG("IPA_IOC_COPY_HDR ioctl issued to IPA header insertion block.\n");
+	return true;
+}
+
+bool IPACM_Header::DeleteHeaderHdl(uint32_t hdr_hdl)
+{
+	const uint8_t NUM_HDLS = 1;
+	struct ipa_ioc_del_hdr *pHeaderDescriptor = NULL;
+	struct ipa_hdr_del *hd_rule_entry;
+	int len = 0;
+	bool res = true;
+
+	if (hdr_hdl == 0)
+	{
+		IPACMERR("Invalid header handle passed. Ignoring it\n");
+		return false;
+	}
+
+	len = (sizeof(struct ipa_ioc_del_hdr)) + (NUM_HDLS * sizeof(struct ipa_hdr_del));
+	pHeaderDescriptor = (struct ipa_ioc_del_hdr *)malloc(len);
+	if (pHeaderDescriptor == NULL)
+	{
+		IPACMERR("Unable to allocate memory for del header\n");
+		return false;
+	}
+
+	memset(pHeaderDescriptor, 0, len);
+	pHeaderDescriptor->commit = true;
+	pHeaderDescriptor->num_hdls = NUM_HDLS;
+	hd_rule_entry = &pHeaderDescriptor->hdl[0];
+
+	hd_rule_entry->hdl = hdr_hdl;
+	hd_rule_entry->status = -1;
+
+	IPACMDBG("Deleting Header hdl:(%x)\n", hd_rule_entry->hdl);
+	if ((false == DeleteHeader(pHeaderDescriptor)) ||
+			(hd_rule_entry->status))
+	{
+	    IPACMERR("Header hdl:(%x) deletion failed!  status: %d\n", hd_rule_entry->hdl,hd_rule_entry->status);
+		res = false;
+		goto fail;
+	}
+
+	IPACMDBG_H("Deleted Header hdl:(%x) successfully\n", hd_rule_entry->hdl);
+
+fail:
+	free(pHeaderDescriptor);
+
+	return res;
+
+}
+
+bool IPACM_Header::AddHeaderProcCtx(struct ipa_ioc_add_hdr_proc_ctx* pHeader)
+{
+	int ret = 0;
+	//call the Driver ioctl to add header processing context
+	ret = ioctl(m_fd, IPA_IOC_ADD_HDR_PROC_CTX, pHeader);
+	return (ret == 0);
+}
+
+bool IPACM_Header::DeleteHeaderProcCtx(uint32_t hdl)
+{
+	int len, ret;
+	struct ipa_ioc_del_hdr_proc_ctx* pHeaderTable = NULL;
+
+	len = sizeof(struct ipa_ioc_del_hdr_proc_ctx) + sizeof(struct ipa_hdr_proc_ctx_del);
+	pHeaderTable = (struct ipa_ioc_del_hdr_proc_ctx*)malloc(len);
+	if(pHeaderTable == NULL)
+	{
+		IPACMERR("Failed to allocate buffer.\n");
+		return false;
+	}
+	memset(pHeaderTable, 0, len);
+
+	pHeaderTable->commit = 1;
+	pHeaderTable->num_hdls = 1;
+	pHeaderTable->hdl[0].hdl = hdl;
+
+	ret = ioctl(m_fd, IPA_IOC_DEL_HDR_PROC_CTX, pHeaderTable);
+	if(ret != 0)
+	{
+		IPACMERR("Failed to delete hdr proc ctx: return value %d, status %d\n",
+			ret, pHeaderTable->hdl[0].status);
+	}
+	free(pHeaderTable);
+	return (ret == 0);
+}
+