* [PATCH 2/9] - fusion - move SPI API over to mptspi.c
@ 2007-01-29 16:43 Eric Moore
0 siblings, 0 replies; only message in thread
From: Eric Moore @ 2007-01-29 16:43 UTC (permalink / raw)
To: linux-scsi, James.Bottomley
Move some functions that only apply to the mptspi module over from mptscsih.c
Signed-off-by: Eric Moore <Eric.Moore@lsi.com>
diff -uarpN b/drivers/message/fusion/mptscsih.c a/drivers/message/fusion/mptscsih.c
--- b/drivers/message/fusion/mptscsih.c 2007-01-28 12:57:29.000000000 -0700
+++ a/drivers/message/fusion/mptscsih.c 2007-01-28 12:57:29.000000000 -0700
@@ -99,9 +99,6 @@ static int mptscsih_IssueTaskMgmt(MPT_SC
int mptscsih_ioc_reset(MPT_ADAPTER *ioc, int post_reset);
int mptscsih_event_process(MPT_ADAPTER *ioc, EventNotificationReply_t *pEvReply);
-static void mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev);
-static void mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *vtarget, struct scsi_device *sdev);
-static int mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int channel, int id);
int mptscsih_scandv_complete(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *r);
static int mptscsih_do_cmd(MPT_SCSI_HOST *hd, INTERNAL_CMD *iocmd);
static void mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice);
@@ -2285,7 +2282,6 @@ mptscsih_slave_configure(struct scsi_dev
}
vdevice->configured_lun = 1;
- mptscsih_initTarget(hd, vtarget, sdev);
mptscsih_change_queue_depth(sdev, MPT_SCSI_CMD_PER_DEV_HIGH);
dsprintk((MYIOC_s_INFO_FMT
@@ -2549,286 +2545,6 @@ mptscsih_event_process(MPT_ADAPTER *ioc,
/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
/*
- * mptscsih_initTarget - Target, LUN alloc/free functionality.
- * @hd: Pointer to MPT_SCSI_HOST structure
- * @vtarget: per target private data
- * @sdev: SCSI device
- *
- * NOTE: It's only SAFE to call this routine if data points to
- * sane & valid STANDARD INQUIRY data!
- *
- * Allocate and initialize memory for this target.
- * Save inquiry data.
- *
- */
-static void
-mptscsih_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget,
- struct scsi_device *sdev)
-{
- dinitprintk((MYIOC_s_INFO_FMT "initTarget channel=%d id=%d lun=%d hd=%p\n",
- hd->ioc->name, vtarget->channel, vtarget->id,
- sdev->lun, hd));
-
- /* Is LUN supported? If so, upper 2 bits will be 0
- * in first byte of inquiry data.
- */
- if (sdev->inq_periph_qual != 0)
- return;
-
- if (vtarget == NULL)
- return;
-
- vtarget->type = sdev->type;
-
- if (hd->ioc->bus_type != SPI)
- return;
-
- if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) {
- /* Treat all Processors as SAF-TE if
- * command line option is set */
- vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
- mptscsih_writeIOCPage4(hd, vtarget->channel, vtarget->id);
- }else if ((sdev->type == TYPE_PROCESSOR) &&
- !(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) {
- if (sdev->inquiry_len > 49 ) {
- if (sdev->inquiry[44] == 'S' &&
- sdev->inquiry[45] == 'A' &&
- sdev->inquiry[46] == 'F' &&
- sdev->inquiry[47] == '-' &&
- sdev->inquiry[48] == 'T' &&
- sdev->inquiry[49] == 'E' ) {
- vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
- mptscsih_writeIOCPage4(hd, vtarget->channel, vtarget->id);
- }
- }
- }
- mptscsih_setTargetNegoParms(hd, vtarget, sdev);
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * Update the target negotiation parameters based on the
- * the Inquiry data, adapter capabilities, and NVRAM settings.
- *
- */
-static void
-mptscsih_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
- struct scsi_device *sdev)
-{
- SpiCfgData *pspi_data = &hd->ioc->spi_data;
- int id = (int) target->id;
- int nvram;
- u8 width = MPT_NARROW;
- u8 factor = MPT_ASYNC;
- u8 offset = 0;
- u8 nfactor;
- u8 noQas = 1;
-
- target->negoFlags = pspi_data->noQas;
-
- /* noQas == 0 => device supports QAS. */
-
- if (sdev->scsi_level < SCSI_2) {
- width = 0;
- factor = MPT_ULTRA2;
- offset = pspi_data->maxSyncOffset;
- target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
- } else {
- if (scsi_device_wide(sdev)) {
- width = 1;
- }
-
- if (scsi_device_sync(sdev)) {
- factor = pspi_data->minSyncFactor;
- if (!scsi_device_dt(sdev))
- factor = MPT_ULTRA2;
- else {
- if (!scsi_device_ius(sdev) &&
- !scsi_device_qas(sdev))
- factor = MPT_ULTRA160;
- else {
- factor = MPT_ULTRA320;
- if (scsi_device_qas(sdev)) {
- ddvtprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", scsi_device_qas(sdev), id));
- noQas = 0;
- }
- if (sdev->type == TYPE_TAPE &&
- scsi_device_ius(sdev))
- target->negoFlags |= MPT_TAPE_NEGO_IDP;
- }
- }
- offset = pspi_data->maxSyncOffset;
-
- /* If RAID, never disable QAS
- * else if non RAID, do not disable
- * QAS if bit 1 is set
- * bit 1 QAS support, non-raid only
- * bit 0 IU support
- */
- if (target->raidVolume == 1) {
- noQas = 0;
- }
- } else {
- factor = MPT_ASYNC;
- offset = 0;
- }
- }
-
- if (!sdev->tagged_supported) {
- target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
- }
-
- /* Update tflags based on NVRAM settings. (SCSI only)
- */
- if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) {
- nvram = pspi_data->nvram[id];
- nfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8;
-
- if (width)
- width = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1;
-
- if (offset > 0) {
- /* Ensure factor is set to the
- * maximum of: adapter, nvram, inquiry
- */
- if (nfactor) {
- if (nfactor < pspi_data->minSyncFactor )
- nfactor = pspi_data->minSyncFactor;
-
- factor = max(factor, nfactor);
- if (factor == MPT_ASYNC)
- offset = 0;
- } else {
- offset = 0;
- factor = MPT_ASYNC;
- }
- } else {
- factor = MPT_ASYNC;
- }
- }
-
- /* Make sure data is consistent
- */
- if ((!width) && (factor < MPT_ULTRA2)) {
- factor = MPT_ULTRA2;
- }
-
- /* Save the data to the target structure.
- */
- target->minSyncFactor = factor;
- target->maxOffset = offset;
- target->maxWidth = width;
-
- target->tflags |= MPT_TARGET_FLAGS_VALID_NEGO;
-
- /* Disable unused features.
- */
- if (!width)
- target->negoFlags |= MPT_TARGET_NO_NEGO_WIDE;
-
- if (!offset)
- target->negoFlags |= MPT_TARGET_NO_NEGO_SYNC;
-
- if ( factor > MPT_ULTRA320 )
- noQas = 0;
-
- if (noQas && (pspi_data->noQas == 0)) {
- pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS;
- target->negoFlags |= MPT_TARGET_NO_NEGO_QAS;
-
- /* Disable QAS in a mixed configuration case
- */
-
- ddvtprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id));
- }
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
- * SCSI Config Page functionality ...
- */
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/* mptscsih_writeIOCPage4 - write IOC Page 4
- * @hd: Pointer to a SCSI Host Structure
- * @channel: write IOC Page4 for this Bus
- * @id: write IOC Page4 for this ID
- *
- * Return: -EAGAIN if unable to obtain a Message Frame
- * or 0 if success.
- *
- * Remark: We do not wait for a return, write pages sequentially.
- */
-static int
-mptscsih_writeIOCPage4(MPT_SCSI_HOST *hd, int channel, int id)
-{
- MPT_ADAPTER *ioc = hd->ioc;
- Config_t *pReq;
- IOCPage4_t *IOCPage4Ptr;
- MPT_FRAME_HDR *mf;
- dma_addr_t dataDma;
- u16 req_idx;
- u32 frameOffset;
- u32 flagsLength;
- int ii;
-
- /* Get a MF for this command.
- */
- if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) {
- dfailprintk((MYIOC_s_WARN_FMT "writeIOCPage4 : no msg frames!\n",
- ioc->name));
- return -EAGAIN;
- }
-
- /* Set the request and the data pointers.
- * Place data at end of MF.
- */
- pReq = (Config_t *)mf;
-
- req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
- frameOffset = ioc->req_sz - sizeof(IOCPage4_t);
-
- /* Complete the request frame (same for all requests).
- */
- pReq->Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT;
- pReq->Reserved = 0;
- pReq->ChainOffset = 0;
- pReq->Function = MPI_FUNCTION_CONFIG;
- pReq->ExtPageLength = 0;
- pReq->ExtPageType = 0;
- pReq->MsgFlags = 0;
- for (ii=0; ii < 8; ii++) {
- pReq->Reserved2[ii] = 0;
- }
-
- IOCPage4Ptr = ioc->spi_data.pIocPg4;
- dataDma = ioc->spi_data.IocPg4_dma;
- ii = IOCPage4Ptr->ActiveSEP++;
- IOCPage4Ptr->SEP[ii].SEPTargetID = id;
- IOCPage4Ptr->SEP[ii].SEPBus = channel;
- pReq->Header = IOCPage4Ptr->Header;
- pReq->PageAddress = cpu_to_le32(id | (channel << 8 ));
-
- /* Add a SGE to the config request.
- */
- flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE |
- (IOCPage4Ptr->Header.PageLength + ii) * 4;
-
- mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma);
-
- dinitprintk((MYIOC_s_INFO_FMT
- "writeIOCPage4: MaxSEP=%d ActiveSEP=%d channel=%d id=%d \n",
- ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, channel, id));
-
- mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
-
- return 0;
-}
-
-/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/
-/*
* Bus Scan and Domain Validation functionality ...
*/
diff -uarpN b/drivers/message/fusion/mptspi.c a/drivers/message/fusion/mptspi.c
--- b/drivers/message/fusion/mptspi.c 2007-01-28 12:57:29.000000000 -0700
+++ a/drivers/message/fusion/mptspi.c 2007-01-28 12:57:29.000000000 -0700
@@ -95,6 +95,269 @@ static int mptspiDoneCtx = -1;
static int mptspiTaskCtx = -1;
static int mptspiInternalCtx = -1; /* Used only for internal commands */
+/**
+ * mptspi_setTargetNegoParms - Update the target negotiation
+ * parameters based on the the Inquiry data, adapter capabilities,
+ * and NVRAM settings
+ *
+ * @hd: Pointer to a SCSI Host Structure
+ * @vtarget: per target private data
+ * @sdev: SCSI device
+ *
+ **/
+static void
+mptspi_setTargetNegoParms(MPT_SCSI_HOST *hd, VirtTarget *target,
+ struct scsi_device *sdev)
+{
+ SpiCfgData *pspi_data = &hd->ioc->spi_data;
+ int id = (int) target->id;
+ int nvram;
+ u8 width = MPT_NARROW;
+ u8 factor = MPT_ASYNC;
+ u8 offset = 0;
+ u8 nfactor;
+ u8 noQas = 1;
+
+ target->negoFlags = pspi_data->noQas;
+
+ if (sdev->scsi_level < SCSI_2) {
+ width = 0;
+ factor = MPT_ULTRA2;
+ offset = pspi_data->maxSyncOffset;
+ target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
+ } else {
+ if (scsi_device_wide(sdev))
+ width = 1;
+
+ if (scsi_device_sync(sdev)) {
+ factor = pspi_data->minSyncFactor;
+ if (!scsi_device_dt(sdev))
+ factor = MPT_ULTRA2;
+ else {
+ if (!scsi_device_ius(sdev) &&
+ !scsi_device_qas(sdev))
+ factor = MPT_ULTRA160;
+ else {
+ factor = MPT_ULTRA320;
+ if (scsi_device_qas(sdev)) {
+ ddvprintk((KERN_INFO "Enabling QAS due to byte56=%02x on id=%d!\n", scsi_device_qas(sdev), id));
+ noQas = 0;
+ }
+ if (sdev->type == TYPE_TAPE &&
+ scsi_device_ius(sdev))
+ target->negoFlags |= MPT_TAPE_NEGO_IDP;
+ }
+ }
+ offset = pspi_data->maxSyncOffset;
+
+ /* If RAID, never disable QAS
+ * else if non RAID, do not disable
+ * QAS if bit 1 is set
+ * bit 1 QAS support, non-raid only
+ * bit 0 IU support
+ */
+ if (target->raidVolume == 1)
+ noQas = 0;
+ } else {
+ factor = MPT_ASYNC;
+ offset = 0;
+ }
+ }
+
+ if (!sdev->tagged_supported)
+ target->tflags &= ~MPT_TARGET_FLAGS_Q_YES;
+
+ /* Update tflags based on NVRAM settings. (SCSI only)
+ */
+ if (pspi_data->nvram && (pspi_data->nvram[id] != MPT_HOST_NVRAM_INVALID)) {
+ nvram = pspi_data->nvram[id];
+ nfactor = (nvram & MPT_NVRAM_SYNC_MASK) >> 8;
+
+ if (width)
+ width = nvram & MPT_NVRAM_WIDE_DISABLE ? 0 : 1;
+
+ if (offset > 0) {
+ /* Ensure factor is set to the
+ * maximum of: adapter, nvram, inquiry
+ */
+ if (nfactor) {
+ if (nfactor < pspi_data->minSyncFactor )
+ nfactor = pspi_data->minSyncFactor;
+
+ factor = max(factor, nfactor);
+ if (factor == MPT_ASYNC)
+ offset = 0;
+ } else {
+ offset = 0;
+ factor = MPT_ASYNC;
+ }
+ } else {
+ factor = MPT_ASYNC;
+ }
+ }
+
+ /* Make sure data is consistent
+ */
+ if ((!width) && (factor < MPT_ULTRA2))
+ factor = MPT_ULTRA2;
+
+ /* Save the data to the target structure.
+ */
+ target->minSyncFactor = factor;
+ target->maxOffset = offset;
+ target->maxWidth = width;
+
+ target->tflags |= MPT_TARGET_FLAGS_VALID_NEGO;
+
+ /* Disable unused features.
+ */
+ if (!width)
+ target->negoFlags |= MPT_TARGET_NO_NEGO_WIDE;
+
+ if (!offset)
+ target->negoFlags |= MPT_TARGET_NO_NEGO_SYNC;
+
+ if ( factor > MPT_ULTRA320 )
+ noQas = 0;
+
+ if (noQas && (pspi_data->noQas == 0)) {
+ pspi_data->noQas |= MPT_TARGET_NO_NEGO_QAS;
+ target->negoFlags |= MPT_TARGET_NO_NEGO_QAS;
+
+ /* Disable QAS in a mixed configuration case
+ */
+
+ ddvprintk((KERN_INFO "Disabling QAS due to noQas=%02x on id=%d!\n", noQas, id));
+ }
+}
+
+/**
+ * mptspi_writeIOCPage4 - write IOC Page 4
+ * @hd: Pointer to a SCSI Host Structure
+ * @channel:
+ * @id: write IOC Page4 for this ID & Bus
+ *
+ * Return: -EAGAIN if unable to obtain a Message Frame
+ * or 0 if success.
+ *
+ * Remark: We do not wait for a return, write pages sequentially.
+ **/
+static int
+mptspi_writeIOCPage4(MPT_SCSI_HOST *hd, u8 channel , u8 id)
+{
+ MPT_ADAPTER *ioc = hd->ioc;
+ Config_t *pReq;
+ IOCPage4_t *IOCPage4Ptr;
+ MPT_FRAME_HDR *mf;
+ dma_addr_t dataDma;
+ u16 req_idx;
+ u32 frameOffset;
+ u32 flagsLength;
+ int ii;
+
+ /* Get a MF for this command.
+ */
+ if ((mf = mpt_get_msg_frame(ioc->DoneCtx, ioc)) == NULL) {
+ dfailprintk((MYIOC_s_WARN_FMT "writeIOCPage4 : no msg frames!\n",
+ ioc->name));
+ return -EAGAIN;
+ }
+
+ /* Set the request and the data pointers.
+ * Place data at end of MF.
+ */
+ pReq = (Config_t *)mf;
+
+ req_idx = le16_to_cpu(mf->u.frame.hwhdr.msgctxu.fld.req_idx);
+ frameOffset = ioc->req_sz - sizeof(IOCPage4_t);
+
+ /* Complete the request frame (same for all requests).
+ */
+ pReq->Action = MPI_CONFIG_ACTION_PAGE_WRITE_CURRENT;
+ pReq->Reserved = 0;
+ pReq->ChainOffset = 0;
+ pReq->Function = MPI_FUNCTION_CONFIG;
+ pReq->ExtPageLength = 0;
+ pReq->ExtPageType = 0;
+ pReq->MsgFlags = 0;
+ for (ii=0; ii < 8; ii++) {
+ pReq->Reserved2[ii] = 0;
+ }
+
+ IOCPage4Ptr = ioc->spi_data.pIocPg4;
+ dataDma = ioc->spi_data.IocPg4_dma;
+ ii = IOCPage4Ptr->ActiveSEP++;
+ IOCPage4Ptr->SEP[ii].SEPTargetID = id;
+ IOCPage4Ptr->SEP[ii].SEPBus = channel;
+ pReq->Header = IOCPage4Ptr->Header;
+ pReq->PageAddress = cpu_to_le32(id | (channel << 8 ));
+
+ /* Add a SGE to the config request.
+ */
+ flagsLength = MPT_SGE_FLAGS_SSIMPLE_WRITE |
+ (IOCPage4Ptr->Header.PageLength + ii) * 4;
+
+ mpt_add_sge((char *)&pReq->PageBufferSGE, flagsLength, dataDma);
+
+ ddvprintk((MYIOC_s_INFO_FMT
+ "writeIOCPage4: MaxSEP=%d ActiveSEP=%d id=%d bus=%d\n",
+ ioc->name, IOCPage4Ptr->MaxSEP, IOCPage4Ptr->ActiveSEP, id, channel));
+
+ mpt_put_msg_frame(ioc->DoneCtx, ioc, mf);
+
+ return 0;
+}
+
+/**
+ * mptspi_initTarget - Target, LUN alloc/free functionality.
+ * @hd: Pointer to MPT_SCSI_HOST structure
+ * @vtarget: per target private data
+ * @sdev: SCSI device
+ *
+ * NOTE: It's only SAFE to call this routine if data points to
+ * sane & valid STANDARD INQUIRY data!
+ *
+ * Allocate and initialize memory for this target.
+ * Save inquiry data.
+ *
+ **/
+static void
+mptspi_initTarget(MPT_SCSI_HOST *hd, VirtTarget *vtarget,
+ struct scsi_device *sdev)
+{
+
+ /* Is LUN supported? If so, upper 2 bits will be 0
+ * in first byte of inquiry data.
+ */
+ if (sdev->inq_periph_qual != 0)
+ return;
+
+ if (vtarget == NULL)
+ return;
+
+ vtarget->type = sdev->type;
+
+ if ((sdev->type == TYPE_PROCESSOR) && (hd->ioc->spi_data.Saf_Te)) {
+ /* Treat all Processors as SAF-TE if
+ * command line option is set */
+ vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
+ mptspi_writeIOCPage4(hd, vtarget->channel, vtarget->id);
+ }else if ((sdev->type == TYPE_PROCESSOR) &&
+ !(vtarget->tflags & MPT_TARGET_FLAGS_SAF_TE_ISSUED )) {
+ if (sdev->inquiry_len > 49 ) {
+ if (sdev->inquiry[44] == 'S' &&
+ sdev->inquiry[45] == 'A' &&
+ sdev->inquiry[46] == 'F' &&
+ sdev->inquiry[47] == '-' &&
+ sdev->inquiry[48] == 'T' &&
+ sdev->inquiry[49] == 'E' ) {
+ vtarget->tflags |= MPT_TARGET_FLAGS_SAF_TE_ISSUED;
+ mptspi_writeIOCPage4(hd, vtarget->channel, vtarget->id);
+ }
+ }
+ }
+ mptspi_setTargetNegoParms(hd, vtarget, sdev);
+}
/**
* mptspi_is_raid - Determines whether target is belonging to volume
@@ -408,13 +671,16 @@ static int mptspi_slave_alloc(struct scs
static int mptspi_slave_configure(struct scsi_device *sdev)
{
- int ret = mptscsih_slave_configure(sdev);
struct _MPT_SCSI_HOST *hd =
(struct _MPT_SCSI_HOST *)sdev->host->hostdata;
+ VirtTarget *vtarget = scsi_target(sdev)->hostdata;
+ int ret = mptscsih_slave_configure(sdev);
if (ret)
return ret;
+ mptspi_initTarget(hd, vtarget, sdev);
+
if ((sdev->channel == 1 ||
!(mptspi_is_raid(hd, sdev->id))) &&
!spi_initial_dv(sdev->sdev_target))
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2007-01-29 16:43 [PATCH 2/9] - fusion - move SPI API over to mptspi.c Eric Moore
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