summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c
diff options
context:
space:
mode:
authorMandy Lavi <mandy.lavi@freescale.com>2013-03-24 16:40:18 (GMT)
committerFleming Andrew-AFLEMING <AFLEMING@freescale.com>2013-04-08 23:07:26 (GMT)
commit3cc514986cb4e457458cc826288b6c2107c97907 (patch)
tree2985e48afc5dd20f44d51ef6aafdae917ce2698f /drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c
parent5767d52cec831b0e2927d34e91acd738cc1cb0ef (diff)
downloadlinux-fsl-qoriq-3cc514986cb4e457458cc826288b6c2107c97907.tar.xz
fmd: fmd19 integration
Add fmd19 codebase, plus a minimal set of sources from dpaa-eth, necessary for bare compilation Change-Id: I390df8717671204e3d98a987135393bef4534e95 Signed-off-by: Mandy Lavi <mandy.lavi@freescale.com> Signed-off-by: Bogdan Hamciuc <bogdan.hamciuc@freescale.com> Reviewed-on: http://git.am.freescale.net:8181/1029 Reviewed-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com> Tested-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
Diffstat (limited to 'drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c')
-rw-r--r--drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c993
1 files changed, 993 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c b/drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c
new file mode 100644
index 0000000..ae72b25
--- /dev/null
+++ b/drivers/net/ethernet/freescale/fman/Peripherals/FM/Pcd/fm_replic.c
@@ -0,0 +1,993 @@
+/*
+ * Copyright 2008-2012 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 Freescale Semiconductor nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ *
+ * 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 Freescale Semiconductor ``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 Freescale Semiconductor 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.
+ */
+
+
+/******************************************************************************
+ @File fm_replic.c
+
+ @Description FM frame replicator
+*//***************************************************************************/
+#include "std_ext.h"
+#include "error_ext.h"
+#include "string_ext.h"
+#include "debug_ext.h"
+#include "fm_pcd_ext.h"
+#include "fm_muram_ext.h"
+#include "fm_common.h"
+#include "fm_hc.h"
+#include "fm_replic.h"
+#include "fm_cc.h"
+#include "list_ext.h"
+
+
+/****************************************/
+/* static functions */
+/****************************************/
+static uint8_t GetMemberPosition(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ uint32_t memberIndex,
+ bool isAddOperation)
+{
+ uint8_t memberPosition;
+ uint32_t lastMemberIndex;
+
+ ASSERT_COND(p_ReplicGroup);
+
+ /* the last member index is different between add and remove operation -
+ in case of remove - this is exactly the last member index
+ in case of add - this is the last member index + 1 - e.g.
+ if we have 4 members, the index of the actual last member is 3(because the
+ index starts from 0) therefore in order to add a new member as the last
+ member we shall use memberIndex = 4 and not 3
+ */
+ if (isAddOperation)
+ lastMemberIndex = p_ReplicGroup->numOfEntries;
+ else
+ lastMemberIndex = p_ReplicGroup->numOfEntries-1;
+
+ /* last */
+ if (memberIndex == lastMemberIndex)
+ memberPosition = FRM_REPLIC_LAST_MEMBER_INDEX;
+ else
+ {
+ /* first */
+ if (memberIndex == 0)
+ memberPosition = FRM_REPLIC_FIRST_MEMBER_INDEX;
+ else
+ {
+ /* middle */
+ ASSERT_COND(memberIndex < lastMemberIndex);
+ memberPosition = FRM_REPLIC_MIDDLE_MEMBER_INDEX;
+ }
+ }
+ return memberPosition;
+}
+
+static t_Error MemberCheckParams(t_Handle h_FmPcd,
+ t_FmPcdCcNextEngineParams *p_MemberParams)
+{
+ t_Error err;
+
+
+ if ((p_MemberParams->nextEngine != e_FM_PCD_DONE) &&
+ (p_MemberParams->nextEngine != e_FM_PCD_KG) &&
+ (p_MemberParams->nextEngine != e_FM_PCD_PLCR))
+ RETURN_ERROR(MAJOR, E_NOT_SUPPORTED, ("Next engine of a member should be MatchTable(cc) or Done or Policer"));
+
+ /* check the regular parameters of the next engine */
+ err = ValidateNextEngineParams(h_FmPcd, p_MemberParams, e_FM_PCD_CC_STATS_MODE_NONE);
+ if (err)
+ RETURN_ERROR(MAJOR, err, ("member next engine parameters"));
+
+ return E_OK;
+}
+
+static t_Error CheckParams(t_Handle h_FmPcd,
+ t_FmPcdFrmReplicGroupParams *p_ReplicGroupParam)
+{
+ int i;
+ t_Error err;
+
+ /* check that max num of entries is at least 2 */
+ if (!IN_RANGE(2, p_ReplicGroupParam->maxNumOfEntries, FM_PCD_FRM_REPLIC_MAX_NUM_OF_ENTRIES))
+ RETURN_ERROR(MAJOR, E_NOT_IN_RANGE, ("maxNumOfEntries in the frame replicator parameters should be 2-%d",FM_PCD_FRM_REPLIC_MAX_NUM_OF_ENTRIES));
+
+ /* check that number of entries is greater than zero */
+ if (!p_ReplicGroupParam->numOfEntries)
+ RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("numOFEntries in the frame replicator group should be greater than zero"));
+
+ /* check that max num of entries is equal or greater than number of entries */
+ if (p_ReplicGroupParam->maxNumOfEntries < p_ReplicGroupParam->numOfEntries)
+ RETURN_ERROR(MAJOR, E_INVALID_VALUE, ("maxNumOfEntries should be equal or greater than numOfEntries"));
+
+ for (i=0; i<p_ReplicGroupParam->numOfEntries; i++)
+ {
+ err = MemberCheckParams(h_FmPcd, &p_ReplicGroupParam->nextEngineParams[i]);
+ if (err)
+ RETURN_ERROR(MAJOR, err, ("member check parameters"));
+ }
+ return E_OK;
+}
+
+static t_FmPcdFrmReplicMember *GetAvailableMember(t_FmPcdFrmReplicGroup *p_ReplicGroup)
+{
+ t_FmPcdFrmReplicMember *p_ReplicMember = NULL;
+ t_List *p_Next;
+
+ if (!LIST_IsEmpty(&p_ReplicGroup->availableMembersList))
+ {
+ p_Next = LIST_FIRST(&p_ReplicGroup->availableMembersList);
+ p_ReplicMember = LIST_OBJECT(p_Next, t_FmPcdFrmReplicMember, node);
+ ASSERT_COND(p_ReplicMember);
+ LIST_DelAndInit(p_Next);
+ }
+ return p_ReplicMember;
+}
+
+static void PutAvailableMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_ReplicMember)
+{
+ LIST_AddToTail(&p_ReplicMember->node, &p_ReplicGroup->availableMembersList);
+}
+
+static void AddMemberToList(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_CurrentMember,
+ t_List *p_ListHead)
+{
+ LIST_Add(&p_CurrentMember->node, p_ListHead);
+
+ p_ReplicGroup->numOfEntries++;
+}
+
+static void RemoveMemberFromList(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_CurrentMember)
+{
+ ASSERT_COND(p_ReplicGroup->numOfEntries);
+ LIST_DelAndInit(&p_CurrentMember->node);
+ p_ReplicGroup->numOfEntries--;
+}
+
+static void LinkSourceToMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_AdOfTypeContLookup *p_SourceTd,
+ t_FmPcdFrmReplicMember *p_ReplicMember)
+{
+ t_FmPcd *p_FmPcd;
+
+ ASSERT_COND(p_SourceTd);
+ ASSERT_COND(p_ReplicMember);
+ ASSERT_COND(p_ReplicGroup);
+ ASSERT_COND(p_ReplicGroup->h_FmPcd);
+
+ /* Link the first member in the group to the source TD */
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+
+ WRITE_UINT32(p_SourceTd->matchTblPtr,
+ (uint32_t)(XX_VirtToPhys(p_ReplicMember->p_MemberAd) -
+ p_FmPcd->physicalMuramBase));
+}
+
+static void LinkMemberToMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_CurrentMember,
+ t_FmPcdFrmReplicMember *p_NextMember)
+{
+ t_AdOfTypeResult *p_CurrReplicAd = (t_AdOfTypeResult*)p_CurrentMember->p_MemberAd;
+ t_AdOfTypeResult *p_NextReplicAd = NULL;
+ t_FmPcd *p_FmPcd;
+ uint32_t offset = 0;
+
+ /* Check if the next member exists or it's NULL (- means that this is the last member) */
+ if (p_NextMember)
+ {
+ p_NextReplicAd = (t_AdOfTypeResult*)p_NextMember->p_MemberAd;
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+ offset = (XX_VirtToPhys(p_NextReplicAd) - (p_FmPcd->physicalMuramBase));
+ offset = ((offset>>NEXT_FRM_REPLIC_ADDR_SHIFT)<< NEXT_FRM_REPLIC_MEMBER_INDEX_SHIFT);
+ }
+
+ /* link the current AD to point to the AD of the next member */
+ WRITE_UINT32(p_CurrReplicAd->res, offset);
+}
+
+static t_Error ModifyDescriptor(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ void *p_OldDescriptor,
+ void *p_NewDescriptor)
+{
+ t_Handle h_Hc;
+ t_Error err;
+ t_FmPcd *p_FmPcd;
+
+ ASSERT_COND(p_ReplicGroup);
+ ASSERT_COND(p_ReplicGroup->h_FmPcd);
+ ASSERT_COND(p_OldDescriptor);
+ ASSERT_COND(p_NewDescriptor);
+
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+ h_Hc = FmPcdGetHcHandle(p_FmPcd);
+ if (!h_Hc)
+ RETURN_ERROR(MAJOR, E_INVALID_HANDLE, ("Host command"));
+
+ err = FmHcPcdCcDoDynamicChange(h_Hc,
+ (uint32_t)(XX_VirtToPhys(p_OldDescriptor) - p_FmPcd->physicalMuramBase),
+ (uint32_t)(XX_VirtToPhys(p_NewDescriptor) - p_FmPcd->physicalMuramBase));
+ if (err)
+ RETURN_ERROR(MAJOR, err, ("Dynamic change host command"));
+
+ return E_OK;
+}
+
+static void FillReplicAdOfTypeResult(void *p_ReplicAd, bool last)
+{
+ t_AdOfTypeResult *p_CurrReplicAd = (t_AdOfTypeResult*)p_ReplicAd;
+ uint32_t tmp;
+
+ tmp = GET_UINT32(p_CurrReplicAd->plcrProfile);
+ if (last)
+ /* clear the NL bit in case it's the last member in the group*/
+ WRITE_UINT32(p_CurrReplicAd->plcrProfile,(tmp & ~FRM_REPLIC_NL_BIT));
+ else
+ /* set the NL bit in case it's not the last member in the group */
+ WRITE_UINT32(p_CurrReplicAd->plcrProfile, (tmp |FRM_REPLIC_NL_BIT));
+
+ /* set FR bit in the action descriptor */
+ tmp = GET_UINT32(p_CurrReplicAd->nia);
+ WRITE_UINT32(p_CurrReplicAd->nia,
+ (tmp | FRM_REPLIC_FR_BIT | FM_PCD_AD_RESULT_EXTENDED_MODE ));
+}
+
+static void BuildSourceTd(void *p_Ad)
+{
+ t_AdOfTypeContLookup *p_SourceTd;
+
+ ASSERT_COND(p_Ad);
+
+ p_SourceTd = (t_AdOfTypeContLookup *)p_Ad;
+
+ IOMemSet32((uint8_t*)p_SourceTd, 0, FM_PCD_CC_AD_ENTRY_SIZE);
+
+ /* initialize the source table descriptor */
+ WRITE_UINT32(p_SourceTd->ccAdBase, FM_PCD_AD_CONT_LOOKUP_TYPE);
+ WRITE_UINT32(p_SourceTd->pcAndOffsets, FRM_REPLIC_SOURCE_TD_OPCODE);
+}
+
+static t_Error BuildShadowAndModifyDescriptor(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_NextMember,
+ t_FmPcdFrmReplicMember *p_CurrentMember,
+ bool sourceDescriptor,
+ bool last)
+{
+ t_FmPcd *p_FmPcd;
+ t_FmPcdFrmReplicMember shadowMember;
+ t_Error err;
+
+ ASSERT_COND(p_ReplicGroup);
+ ASSERT_COND(p_ReplicGroup->h_FmPcd);
+
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+ ASSERT_COND(p_FmPcd->p_CcShadow);
+
+ if (!TRY_LOCK(p_FmPcd->h_ShadowSpinlock, &p_FmPcd->shadowLock))
+ return ERROR_CODE(E_BUSY);
+
+ if (sourceDescriptor)
+ {
+ BuildSourceTd(p_FmPcd->p_CcShadow);
+ LinkSourceToMember(p_ReplicGroup, p_FmPcd->p_CcShadow, p_NextMember);
+
+ /* Modify the source table descriptor according to the prepared shadow descriptor */
+ err = ModifyDescriptor(p_ReplicGroup,
+ p_ReplicGroup->p_SourceTd,
+ p_FmPcd->p_CcShadow/* new prepared source td */);
+
+ RELEASE_LOCK(p_FmPcd->shadowLock);
+ if (err)
+ RETURN_ERROR(MAJOR, err, ("Modify source Descriptor in BuildShadowAndModifyDescriptor"));
+
+ }
+ else
+ {
+ IO2IOCpy32(p_FmPcd->p_CcShadow,
+ p_CurrentMember->p_MemberAd,
+ FM_PCD_CC_AD_ENTRY_SIZE);
+
+ /* update the last bit in the shadow ad */
+ FillReplicAdOfTypeResult(p_FmPcd->p_CcShadow, last);
+
+ shadowMember.p_MemberAd = p_FmPcd->p_CcShadow;
+
+ /* update the next FR member index */
+ LinkMemberToMember(p_ReplicGroup, &shadowMember, p_NextMember);
+
+ /* Modify the next member according to the prepared shadow descriptor */
+ err = ModifyDescriptor(p_ReplicGroup,
+ p_CurrentMember->p_MemberAd,
+ p_FmPcd->p_CcShadow);
+
+ RELEASE_LOCK(p_FmPcd->shadowLock);
+ if (err)
+ RETURN_ERROR(MAJOR, err, ("Modify Descriptor in BuildShadowAndModifyDescriptor"));
+ }
+
+
+ return E_OK;
+}
+
+static t_FmPcdFrmReplicMember* GetMemberByIndex(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ uint16_t memberIndex)
+{
+ int i=0;
+ t_List *p_Pos;
+ t_FmPcdFrmReplicMember *p_Member = NULL;
+
+ LIST_FOR_EACH(p_Pos, &p_ReplicGroup->membersList)
+ {
+ if (i == memberIndex)
+ {
+ p_Member = LIST_OBJECT(p_Pos, t_FmPcdFrmReplicMember, node);
+ return p_Member;
+ }
+ i++;
+ }
+ return p_Member;
+}
+
+static t_Error AllocMember(t_FmPcdFrmReplicGroup *p_ReplicGroup)
+{
+ t_FmPcdFrmReplicMember *p_CurrentMember;
+ t_Handle h_Muram;
+
+ ASSERT_COND(p_ReplicGroup);
+
+ h_Muram = FmPcdGetMuramHandle(p_ReplicGroup->h_FmPcd);
+ ASSERT_COND(h_Muram);
+
+ /* Initialize an internal structure of a member to add to the available members list */
+ p_CurrentMember = (t_FmPcdFrmReplicMember *)XX_Malloc(sizeof(t_FmPcdFrmReplicMember));
+ if (!p_CurrentMember)
+ RETURN_ERROR(MAJOR, E_NO_MEMORY, ("Frame replicator member"));
+
+ memset(p_CurrentMember, 0 ,sizeof(t_FmPcdFrmReplicMember));
+
+ /* Allocate the member AD */
+ p_CurrentMember->p_MemberAd =
+ (t_AdOfTypeResult*)FM_MURAM_AllocMem(h_Muram,
+ FM_PCD_CC_AD_ENTRY_SIZE,
+ FM_PCD_CC_AD_TABLE_ALIGN);
+
+ if (!p_CurrentMember->p_MemberAd)
+ RETURN_ERROR(MAJOR, E_NO_MEMORY, ("member AD table"));
+
+ IOMemSet32((uint8_t*)p_CurrentMember->p_MemberAd, 0, FM_PCD_CC_AD_ENTRY_SIZE);
+
+ /* Add the new member to the available members list */
+ LIST_AddToTail(&p_CurrentMember->node, &(p_ReplicGroup->availableMembersList));
+
+ return E_OK;
+}
+
+static t_FmPcdFrmReplicMember* InitMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdCcNextEngineParams *p_MemberParams,
+ bool last)
+{
+ t_FmPcdFrmReplicMember *p_CurrentMember = NULL;
+
+ ASSERT_COND(p_ReplicGroup);
+
+ /* Get an available member from the internal members list */
+ p_CurrentMember = GetAvailableMember(p_ReplicGroup);
+ if (!p_CurrentMember)
+ {
+ REPORT_ERROR(MAJOR, E_NOT_FOUND, ("Available member"));
+ return NULL;
+ }
+ p_CurrentMember->h_Manip = NULL;
+
+ /* clear the Ad of the new member */
+ IOMemSet32((uint8_t*)p_CurrentMember->p_MemberAd, 0, FM_PCD_CC_AD_ENTRY_SIZE);
+
+ INIT_LIST(&p_CurrentMember->node);
+
+ /* Initialize the Ad of the member */
+ NextStepAd(p_CurrentMember->p_MemberAd,
+ NULL,
+ p_MemberParams,
+ p_ReplicGroup->h_FmPcd);
+
+ /* save Manip handle (for free needs) */
+ if (p_MemberParams->h_Manip)
+ p_CurrentMember->h_Manip = p_MemberParams->h_Manip;
+
+ /* Initialize the relevant frame replicator fields in the AD */
+ FillReplicAdOfTypeResult(p_CurrentMember->p_MemberAd, last);
+
+ return p_CurrentMember;
+}
+
+static void FreeMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ t_FmPcdFrmReplicMember *p_Member)
+{
+ /* Note: Can't free the member AD just returns the member to the available
+ member list - therefore only memset the AD */
+
+ /* zero the AD */
+ IOMemSet32(p_Member->p_MemberAd, 0, FM_PCD_CC_AD_ENTRY_SIZE);
+
+
+ /* return the member to the available members list */
+ PutAvailableMember(p_ReplicGroup, p_Member);
+}
+
+static t_Error RemoveMember(t_FmPcdFrmReplicGroup *p_ReplicGroup,
+ uint16_t memberIndex)
+{
+ t_FmPcd *p_FmPcd = NULL;
+ t_FmPcdFrmReplicMember *p_CurrentMember = NULL, *p_PreviousMember = NULL, *p_NextMember = NULL;
+ t_Error err;
+ uint8_t memberPosition;
+
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+ ASSERT_COND(p_FmPcd);
+
+ p_CurrentMember = GetMemberByIndex(p_ReplicGroup, memberIndex);
+ ASSERT_COND(p_CurrentMember);
+
+ /* determine the member position in the group */
+ memberPosition = GetMemberPosition(p_ReplicGroup,
+ memberIndex,
+ FALSE/*remove operation*/);
+
+ switch (memberPosition)
+ {
+ case FRM_REPLIC_FIRST_MEMBER_INDEX:
+ p_NextMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex+1));
+ ASSERT_COND(p_NextMember);
+
+ /* update the source td itself by using a host command */
+ err = BuildShadowAndModifyDescriptor(p_ReplicGroup,
+ p_NextMember,
+ NULL,
+ TRUE/*sourceDescriptor*/,
+ FALSE/*last*/);
+ break;
+
+ case FRM_REPLIC_MIDDLE_MEMBER_INDEX:
+ p_PreviousMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex-1));
+ ASSERT_COND(p_PreviousMember);
+
+ p_NextMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex+1));
+ ASSERT_COND(p_NextMember);
+
+ err = BuildShadowAndModifyDescriptor(p_ReplicGroup,
+ p_NextMember,
+ p_PreviousMember,
+ FALSE/*sourceDescriptor*/,
+ FALSE/*last*/);
+
+ break;
+
+ case FRM_REPLIC_LAST_MEMBER_INDEX:
+ p_PreviousMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex-1));
+ ASSERT_COND(p_PreviousMember);
+
+ err = BuildShadowAndModifyDescriptor(p_ReplicGroup,
+ NULL,
+ p_PreviousMember,
+ FALSE/*sourceDescriptor*/,
+ TRUE/*last*/);
+ break;
+
+ default:
+ RETURN_ERROR(MAJOR, E_INVALID_SELECTION, ("member position in remove member"));
+ }
+
+ if (err)
+ RETURN_ERROR(MAJOR, err, NO_MSG);
+
+ if (p_CurrentMember->h_Manip)
+ {
+ FmPcdManipUpdateOwner(p_CurrentMember->h_Manip, FALSE);
+ p_CurrentMember->h_Manip = NULL;
+ }
+
+ /* remove the member from the driver internal members list */
+ RemoveMemberFromList(p_ReplicGroup, p_CurrentMember);
+
+ /* return the member to the available members list */
+ FreeMember(p_ReplicGroup, p_CurrentMember);
+
+ return E_OK;
+}
+
+static void DeleteGroup(t_FmPcdFrmReplicGroup *p_ReplicGroup)
+{
+ int i, j;
+ t_Handle h_Muram;
+ t_FmPcdFrmReplicMember *p_Member, *p_CurrentMember;
+
+ if (p_ReplicGroup)
+ {
+ ASSERT_COND(p_ReplicGroup->h_FmPcd);
+ h_Muram = FmPcdGetMuramHandle(p_ReplicGroup->h_FmPcd);
+ ASSERT_COND(h_Muram);
+
+ /* free the source table descriptor */
+ if (p_ReplicGroup->p_SourceTd)
+ {
+ FM_MURAM_FreeMem(h_Muram, p_ReplicGroup->p_SourceTd);
+ p_ReplicGroup->p_SourceTd = NULL;
+ }
+
+ /* Remove all members from the members linked list (hw and sw) and
+ return the members to the available members list */
+ if (p_ReplicGroup->numOfEntries)
+ {
+ j = p_ReplicGroup->numOfEntries-1;
+
+ /* manually removal of the member because there are no owners of
+ this group */
+ for (i=j; i>=0; i--)
+ {
+ p_CurrentMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)i/*memberIndex*/);
+ ASSERT_COND(p_CurrentMember);
+
+ if (p_CurrentMember->h_Manip)
+ {
+ FmPcdManipUpdateOwner(p_CurrentMember->h_Manip, FALSE);
+ p_CurrentMember->h_Manip = NULL;
+ }
+
+ /* remove the member from the internal driver members list */
+ RemoveMemberFromList(p_ReplicGroup, p_CurrentMember);
+
+ /* return the member to the available members list */
+ FreeMember(p_ReplicGroup, p_CurrentMember);
+ }
+ }
+
+ /* Free members AD */
+ for (i=0; i<p_ReplicGroup->maxNumOfEntries; i++)
+ {
+ p_Member = GetAvailableMember(p_ReplicGroup);
+ ASSERT_COND(p_Member);
+ if (p_Member->p_MemberAd)
+ {
+ FM_MURAM_FreeMem(h_Muram, p_Member->p_MemberAd);
+ p_Member->p_MemberAd = NULL;
+ }
+ XX_Free(p_Member);
+ }
+
+ /* release the group lock */
+ if (p_ReplicGroup->p_Lock)
+ FmPcdReleaseLock(p_ReplicGroup->h_FmPcd, p_ReplicGroup->p_Lock);
+
+ /* free the replicator group */
+ XX_Free(p_ReplicGroup);
+ p_ReplicGroup = NULL;
+ }
+}
+
+
+/*****************************************************************************/
+/* Inter-module API routines */
+/*****************************************************************************/
+
+/* NOTE: the inter-module routines are locked by cc in case of using them */
+void * FrmReplicGroupGetSourceTableDescriptor(t_Handle h_ReplicGroup)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+ ASSERT_COND(p_ReplicGroup);
+
+ return (p_ReplicGroup->p_SourceTd);
+}
+
+void FrmReplicGroupUpdateAd(t_Handle h_ReplicGroup,
+ void *p_Ad,
+ t_Handle *h_AdNew)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+ t_AdOfTypeResult *p_AdResult = (t_AdOfTypeResult*)p_Ad;
+ t_FmPcd *p_FmPcd;
+
+ ASSERT_COND(p_ReplicGroup);
+ p_FmPcd = p_ReplicGroup->h_FmPcd;
+
+ /* build a bypass ad */
+ WRITE_UINT32(p_AdResult->fqid, FM_PCD_AD_BYPASS_TYPE |
+ (uint32_t)((XX_VirtToPhys(p_ReplicGroup->p_SourceTd)) - p_FmPcd->physicalMuramBase));
+
+ *h_AdNew = NULL;
+}
+
+void FrmReplicGroupUpdateOwner(t_Handle h_ReplicGroup,
+ bool add)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+ ASSERT_COND(p_ReplicGroup);
+
+ /* update the group owner counter */
+ if (add)
+ p_ReplicGroup->owners++;
+ else
+ {
+ ASSERT_COND(p_ReplicGroup->owners);
+ p_ReplicGroup->owners--;
+ }
+}
+
+t_Error FrmReplicGroupTryLock(t_Handle h_ReplicGroup)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+
+ ASSERT_COND(h_ReplicGroup);
+
+ if (FmPcdLockTryLock(p_ReplicGroup->p_Lock))
+ return E_OK;
+
+ return ERROR_CODE(E_BUSY);
+}
+
+void FrmReplicGroupUnlock(t_Handle h_ReplicGroup)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+
+ ASSERT_COND(h_ReplicGroup);
+
+ FmPcdLockUnlock(p_ReplicGroup->p_Lock);
+}
+/*********************** End of inter-module routines ************************/
+
+
+/****************************************/
+/* API Init unit functions */
+/****************************************/
+t_Handle FM_PCD_FrmReplicSetGroup(t_Handle h_FmPcd,
+ t_FmPcdFrmReplicGroupParams *p_ReplicGroupParam)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup;
+ t_FmPcdFrmReplicMember *p_CurrentMember, *p_NextMember = NULL;
+ int i;
+ t_Error err;
+ bool last = FALSE;
+ t_Handle h_Muram;
+
+ SANITY_CHECK_RETURN_VALUE(h_FmPcd, E_INVALID_HANDLE, NULL);
+ SANITY_CHECK_RETURN_VALUE(p_ReplicGroupParam, E_INVALID_HANDLE, NULL);
+
+ if (!FmPcdIsAdvancedOffloadSupported(h_FmPcd))
+ {
+ REPORT_ERROR(MAJOR, E_INVALID_STATE, ("Advanced-offload must be enabled"));
+ return NULL;
+ }
+
+ err = CheckParams(h_FmPcd, p_ReplicGroupParam);
+ if (err)
+ {
+ REPORT_ERROR(MAJOR, err, (NO_MSG));
+ return NULL;
+ }
+
+ p_ReplicGroup = (t_FmPcdFrmReplicGroup*)XX_Malloc(sizeof(t_FmPcdFrmReplicGroup));
+ if (!p_ReplicGroup)
+ {
+ REPORT_ERROR(MAJOR, E_NO_MEMORY, ("No memory"));
+ return NULL;
+ }
+ memset(p_ReplicGroup, 0, sizeof(t_FmPcdFrmReplicGroup));
+
+ /* initialize lists for internal driver use */
+ INIT_LIST(&p_ReplicGroup->availableMembersList);
+ INIT_LIST(&p_ReplicGroup->membersList);
+
+ p_ReplicGroup->h_FmPcd = h_FmPcd;
+
+ h_Muram = FmPcdGetMuramHandle(p_ReplicGroup->h_FmPcd);
+ ASSERT_COND(h_Muram);
+
+ /* initialize the group lock */
+ p_ReplicGroup->p_Lock = FmPcdAcquireLock(p_ReplicGroup->h_FmPcd);
+ if (!p_ReplicGroup->p_Lock)
+ {
+ REPORT_ERROR(MAJOR, E_NO_MEMORY, ("Replic group lock"));
+ DeleteGroup(p_ReplicGroup);
+ return NULL;
+ }
+
+ /* Allocate the frame replicator source table descriptor */
+ p_ReplicGroup->p_SourceTd =
+ (t_Handle)FM_MURAM_AllocMem(h_Muram,
+ FM_PCD_CC_AD_ENTRY_SIZE,
+ FM_PCD_CC_AD_TABLE_ALIGN);
+ if (!p_ReplicGroup->p_SourceTd)
+ {
+ REPORT_ERROR(MAJOR, E_NO_MEMORY, ("frame replicator source table descriptor"));
+ DeleteGroup(p_ReplicGroup);
+ return NULL;
+ }
+
+ /* update the shadow size - required for the host commands */
+ err = FmPcdUpdateCcShadow(p_ReplicGroup->h_FmPcd,
+ FM_PCD_CC_AD_ENTRY_SIZE,
+ FM_PCD_CC_AD_TABLE_ALIGN);
+ if (err)
+ {
+ REPORT_ERROR(MAJOR, err, ("Update CC shadow"));
+ DeleteGroup(p_ReplicGroup);
+ return NULL;
+ }
+
+ p_ReplicGroup->maxNumOfEntries = p_ReplicGroupParam->maxNumOfEntries;
+
+ /* Allocate the maximal number of members ADs and Statistics AD for the group
+ It prevents allocation of Muram in run-time */
+ for (i=0; i<p_ReplicGroup->maxNumOfEntries; i++)
+ {
+ err = AllocMember(p_ReplicGroup);
+ if (err)
+ {
+ REPORT_ERROR(MAJOR, err, ("allocate a new member"));
+ DeleteGroup(p_ReplicGroup);
+ return NULL;
+ }
+ }
+
+ /* Initialize the members linked lists:
+ (hw - the one that is used by the FMan controller and
+ sw - the one that is managed by the driver internally) */
+ for (i=(p_ReplicGroupParam->numOfEntries-1); i>=0; i--)
+ {
+ /* check if this is the last member in the group */
+ if (i == (p_ReplicGroupParam->numOfEntries-1))
+ last = TRUE;
+ else
+ last = FALSE;
+
+ /* Initialize a new member */
+ p_CurrentMember = InitMember(p_ReplicGroup,
+ &(p_ReplicGroupParam->nextEngineParams[i]),
+ last);
+ if (!p_CurrentMember)
+ {
+ REPORT_ERROR(MAJOR, E_INVALID_HANDLE, ("No available member"));
+ DeleteGroup(p_ReplicGroup);
+ return NULL;
+ }
+
+ /* Build the members group - link two consecutive members in the hw linked list */
+ LinkMemberToMember(p_ReplicGroup, p_CurrentMember, p_NextMember);
+
+ /* update the driver internal members list to be compatible to the hw members linked list */
+ AddMemberToList(p_ReplicGroup, p_CurrentMember, &p_ReplicGroup->membersList);
+
+ p_NextMember = p_CurrentMember;
+ }
+
+ /* initialize the source table descriptor */
+ BuildSourceTd(p_ReplicGroup->p_SourceTd);
+
+ /* link the source table descriptor to point to the first member in the group */
+ LinkSourceToMember(p_ReplicGroup, p_ReplicGroup->p_SourceTd, p_NextMember);
+
+ return p_ReplicGroup;
+}
+
+t_Error FM_PCD_FrmReplicDeleteGroup(t_Handle h_ReplicGroup)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup *)h_ReplicGroup;
+
+ SANITY_CHECK_RETURN_ERROR(p_ReplicGroup, E_INVALID_HANDLE);
+
+ if (p_ReplicGroup->owners)
+ RETURN_ERROR(MAJOR,
+ E_INVALID_STATE,
+ ("the group has owners and can't be deleted"));
+
+ DeleteGroup(p_ReplicGroup);
+
+ return E_OK;
+}
+
+
+/*****************************************************************************/
+/* API Run-time Frame replicator Control unit functions */
+/*****************************************************************************/
+t_Error FM_PCD_FrmReplicAddMember(t_Handle h_ReplicGroup,
+ uint16_t memberIndex,
+ t_FmPcdCcNextEngineParams *p_MemberParams)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup*) h_ReplicGroup;
+ t_FmPcdFrmReplicMember *p_NewMember, *p_CurrentMember = NULL, *p_PreviousMember = NULL;
+ t_Error err;
+ uint8_t memberPosition;
+
+ SANITY_CHECK_RETURN_ERROR(p_ReplicGroup, E_INVALID_HANDLE);
+ SANITY_CHECK_RETURN_ERROR(p_MemberParams, E_INVALID_HANDLE);
+
+ /* group lock */
+ err = FrmReplicGroupTryLock(p_ReplicGroup);
+ if (err)
+ {
+ if (GET_ERROR_TYPE(err) == E_BUSY)
+ return ERROR_CODE(E_BUSY);
+ else
+ RETURN_ERROR(MAJOR, err, ("try lock in Add member"));
+ }
+
+ if (memberIndex > p_ReplicGroup->numOfEntries)
+ {
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, E_INVALID_SELECTION,
+ ("memberIndex is greater than the members in the list"));
+ }
+
+ if (memberIndex >= p_ReplicGroup->maxNumOfEntries)
+ {
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, E_INVALID_SELECTION, ("memberIndex is greater than the allowed number of members in the group"));
+ }
+
+ if ((p_ReplicGroup->numOfEntries + 1) > FM_PCD_FRM_REPLIC_MAX_NUM_OF_ENTRIES)
+ {
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, E_INVALID_VALUE,
+ ("numOfEntries with new entry can not be larger than %d\n",
+ FM_PCD_FRM_REPLIC_MAX_NUM_OF_ENTRIES));
+ }
+
+ err = MemberCheckParams(p_ReplicGroup->h_FmPcd, p_MemberParams);
+ if (err)
+ {
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, err, ("member check parameters in add operation"));
+ }
+ /* determine the member position in the group */
+ memberPosition = GetMemberPosition(p_ReplicGroup,
+ memberIndex,
+ TRUE/* add operation */);
+
+ /* Initialize a new member */
+ p_NewMember = InitMember(p_ReplicGroup,
+ p_MemberParams,
+ (memberPosition == FRM_REPLIC_LAST_MEMBER_INDEX ? TRUE : FALSE));
+ if (!p_NewMember)
+ {
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, E_INVALID_HANDLE, ("No available member"));
+ }
+
+ switch (memberPosition)
+ {
+ case FRM_REPLIC_FIRST_MEMBER_INDEX:
+ p_CurrentMember = GetMemberByIndex(p_ReplicGroup, memberIndex);
+ ASSERT_COND(p_CurrentMember);
+
+ LinkMemberToMember(p_ReplicGroup, p_NewMember, p_CurrentMember);
+
+ /* update the internal group source TD */
+ LinkSourceToMember(p_ReplicGroup,
+ p_ReplicGroup->p_SourceTd,
+ p_NewMember);
+
+ /* add member to the internal sw member list */
+ AddMemberToList(p_ReplicGroup,
+ p_NewMember,
+ &p_ReplicGroup->membersList);
+ break;
+
+ case FRM_REPLIC_MIDDLE_MEMBER_INDEX:
+ p_CurrentMember = GetMemberByIndex(p_ReplicGroup, memberIndex);
+ ASSERT_COND(p_CurrentMember);
+
+ p_PreviousMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex-1));
+ ASSERT_COND(p_PreviousMember);
+
+ LinkMemberToMember(p_ReplicGroup, p_NewMember, p_CurrentMember);
+ LinkMemberToMember(p_ReplicGroup, p_PreviousMember, p_NewMember);
+
+ AddMemberToList(p_ReplicGroup, p_NewMember, &p_PreviousMember->node);
+ break;
+
+ case FRM_REPLIC_LAST_MEMBER_INDEX:
+ p_PreviousMember = GetMemberByIndex(p_ReplicGroup, (uint16_t)(memberIndex-1));
+ ASSERT_COND(p_PreviousMember);
+
+ LinkMemberToMember(p_ReplicGroup, p_PreviousMember, p_NewMember);
+ FillReplicAdOfTypeResult(p_PreviousMember->p_MemberAd, FALSE/*last*/);
+
+ /* add the new member to the internal sw member list */
+ AddMemberToList(p_ReplicGroup, p_NewMember, &p_PreviousMember->node);
+ break;
+
+ default:
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+ RETURN_ERROR(MAJOR, E_INVALID_SELECTION, ("member position in add member"));
+
+ }
+
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+
+ return E_OK;
+}
+
+t_Error FM_PCD_FrmReplicRemoveMember(t_Handle h_ReplicGroup,
+ uint16_t memberIndex)
+{
+ t_FmPcdFrmReplicGroup *p_ReplicGroup = (t_FmPcdFrmReplicGroup*) h_ReplicGroup;
+ t_Error err;
+
+ SANITY_CHECK_RETURN_ERROR(p_ReplicGroup, E_INVALID_HANDLE);
+
+ /* lock */
+ err = FrmReplicGroupTryLock(p_ReplicGroup);
+ if (err)
+ {
+ if (GET_ERROR_TYPE(err) == E_BUSY)
+ return ERROR_CODE(E_BUSY);
+ else
+ RETURN_ERROR(MAJOR, err, ("try lock in Remove member"));
+ }
+
+ if (memberIndex >= p_ReplicGroup->numOfEntries)
+ RETURN_ERROR(MAJOR, E_INVALID_SELECTION, ("member index to remove"));
+
+ /* Design decision: group must contain at least one member
+ No possibility to remove the last member from the group */
+ if (p_ReplicGroup->numOfEntries == 1)
+ RETURN_ERROR(MAJOR, E_CONFLICT, ("Can't remove the last member. At least one member should be related to a group."));
+
+ err = RemoveMember(p_ReplicGroup, memberIndex);
+
+ /* unlock */
+ FrmReplicGroupUnlock(p_ReplicGroup);
+
+ switch (GET_ERROR_TYPE(err))
+ {
+ case E_OK:
+ return E_OK;
+
+ case E_BUSY:
+ DBG(TRACE, ("E_BUSY error"));
+ return ERROR_CODE(E_BUSY);
+
+ default:
+ RETURN_ERROR(MAJOR, err, NO_MSG);
+ }
+}
+
+/*********************** End of API routines ************************/
+
+