summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/ipr.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/ipr.c')
-rw-r--r--drivers/scsi/ipr.c450
1 files changed, 337 insertions, 113 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 032f0d0e6cb..359882eadc2 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -131,13 +131,13 @@ static const struct ipr_chip_cfg_t ipr_chip_cfg[] = {
};
static const struct ipr_chip_t ipr_chip[] = {
- { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, &ipr_chip_cfg[0] },
- { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, &ipr_chip_cfg[0] },
- { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, &ipr_chip_cfg[0] },
- { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, &ipr_chip_cfg[0] },
- { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, &ipr_chip_cfg[0] },
- { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, &ipr_chip_cfg[1] },
- { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, &ipr_chip_cfg[1] }
+ { PCI_VENDOR_ID_MYLEX, PCI_DEVICE_ID_IBM_GEMSTONE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
+ { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_CITRINE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
+ { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
+ { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[0] },
+ { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_OBSIDIAN_E, IPR_USE_MSI, IPR_SIS32, &ipr_chip_cfg[0] },
+ { PCI_VENDOR_ID_IBM, PCI_DEVICE_ID_IBM_SNIPE, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] },
+ { PCI_VENDOR_ID_ADAPTEC2, PCI_DEVICE_ID_ADAPTEC2_SCAMP, IPR_USE_LSI, IPR_SIS32, &ipr_chip_cfg[1] }
};
static int ipr_max_bus_speeds [] = {
@@ -468,7 +468,10 @@ static void ipr_trc_hook(struct ipr_cmnd *ipr_cmd,
trace_entry->time = jiffies;
trace_entry->op_code = ipr_cmd->ioarcb.cmd_pkt.cdb[0];
trace_entry->type = type;
- trace_entry->ata_op_code = ipr_cmd->ioarcb.add_data.u.regs.command;
+ if (ipr_cmd->ioa_cfg->sis64)
+ trace_entry->ata_op_code = ipr_cmd->i.ata_ioadl.regs.command;
+ else
+ trace_entry->ata_op_code = ipr_cmd->ioarcb.u.add_data.u.regs.command;
trace_entry->cmd_index = ipr_cmd->cmd_index & 0xff;
trace_entry->res_handle = ipr_cmd->ioarcb.res_handle;
trace_entry->u.add_data = add_data;
@@ -488,16 +491,23 @@ static void ipr_reinit_ipr_cmnd(struct ipr_cmnd *ipr_cmd)
{
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;
- dma_addr_t dma_addr = be32_to_cpu(ioarcb->ioarcb_host_pci_addr);
+ dma_addr_t dma_addr = ipr_cmd->dma_addr;
memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
- ioarcb->write_data_transfer_length = 0;
+ ioarcb->data_transfer_length = 0;
ioarcb->read_data_transfer_length = 0;
- ioarcb->write_ioadl_len = 0;
+ ioarcb->ioadl_len = 0;
ioarcb->read_ioadl_len = 0;
- ioarcb->write_ioadl_addr =
- cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioadl));
- ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+
+ if (ipr_cmd->ioa_cfg->sis64)
+ ioarcb->u.sis64_addr_data.data_ioadl_addr =
+ cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
+ else {
+ ioarcb->write_ioadl_addr =
+ cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
+ ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+ }
+
ioasa->ioasc = 0;
ioasa->residual_data_len = 0;
ioasa->u.gata.status = 0;
@@ -693,6 +703,35 @@ static void ipr_fail_all_ops(struct ipr_ioa_cfg *ioa_cfg)
}
/**
+ * ipr_send_command - Send driver initiated requests.
+ * @ipr_cmd: ipr command struct
+ *
+ * This function sends a command to the adapter using the correct write call.
+ * In the case of sis64, calculate the ioarcb size required. Then or in the
+ * appropriate bits.
+ *
+ * Return value:
+ * none
+ **/
+static void ipr_send_command(struct ipr_cmnd *ipr_cmd)
+{
+ struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
+ dma_addr_t send_dma_addr = ipr_cmd->dma_addr;
+
+ if (ioa_cfg->sis64) {
+ /* The default size is 256 bytes */
+ send_dma_addr |= 0x1;
+
+ /* If the number of ioadls * size of ioadl > 128 bytes,
+ then use a 512 byte ioarcb */
+ if (ipr_cmd->dma_use_sg * sizeof(struct ipr_ioadl64_desc) > 128 )
+ send_dma_addr |= 0x4;
+ writeq(send_dma_addr, ioa_cfg->regs.ioarrin_reg);
+ } else
+ writel(send_dma_addr, ioa_cfg->regs.ioarrin_reg);
+}
+
+/**
* ipr_do_req - Send driver initiated requests.
* @ipr_cmd: ipr command struct
* @done: done function
@@ -724,8 +763,8 @@ static void ipr_do_req(struct ipr_cmnd *ipr_cmd,
ipr_trc_hook(ipr_cmd, IPR_TRACE_START, 0);
mb();
- writel(be32_to_cpu(ipr_cmd->ioarcb.ioarcb_host_pci_addr),
- ioa_cfg->regs.ioarrin_reg);
+
+ ipr_send_command(ipr_cmd);
}
/**
@@ -747,6 +786,51 @@ static void ipr_internal_cmd_done(struct ipr_cmnd *ipr_cmd)
}
/**
+ * ipr_init_ioadl - initialize the ioadl for the correct SIS type
+ * @ipr_cmd: ipr command struct
+ * @dma_addr: dma address
+ * @len: transfer length
+ * @flags: ioadl flag value
+ *
+ * This function initializes an ioadl in the case where there is only a single
+ * descriptor.
+ *
+ * Return value:
+ * nothing
+ **/
+static void ipr_init_ioadl(struct ipr_cmnd *ipr_cmd, dma_addr_t dma_addr,
+ u32 len, int flags)
+{
+ struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
+ struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
+
+ ipr_cmd->dma_use_sg = 1;
+
+ if (ipr_cmd->ioa_cfg->sis64) {
+ ioadl64->flags = cpu_to_be32(flags);
+ ioadl64->data_len = cpu_to_be32(len);
+ ioadl64->address = cpu_to_be64(dma_addr);
+
+ ipr_cmd->ioarcb.ioadl_len =
+ cpu_to_be32(sizeof(struct ipr_ioadl64_desc));
+ ipr_cmd->ioarcb.data_transfer_length = cpu_to_be32(len);
+ } else {
+ ioadl->flags_and_data_len = cpu_to_be32(flags | len);
+ ioadl->address = cpu_to_be32(dma_addr);
+
+ if (flags == IPR_IOADL_FLAGS_READ_LAST) {
+ ipr_cmd->ioarcb.read_ioadl_len =
+ cpu_to_be32(sizeof(struct ipr_ioadl_desc));
+ ipr_cmd->ioarcb.read_data_transfer_length = cpu_to_be32(len);
+ } else {
+ ipr_cmd->ioarcb.ioadl_len =
+ cpu_to_be32(sizeof(struct ipr_ioadl_desc));
+ ipr_cmd->ioarcb.data_transfer_length = cpu_to_be32(len);
+ }
+ }
+}
+
+/**
* ipr_send_blocking_cmd - Send command and sleep on its completion.
* @ipr_cmd: ipr command struct
* @timeout_func: function to invoke if command times out
@@ -803,11 +887,8 @@ static void ipr_send_hcam(struct ipr_ioa_cfg *ioa_cfg, u8 type,
ioarcb->cmd_pkt.cdb[7] = (sizeof(hostrcb->hcam) >> 8) & 0xff;
ioarcb->cmd_pkt.cdb[8] = sizeof(hostrcb->hcam) & 0xff;
- ioarcb->read_data_transfer_length = cpu_to_be32(sizeof(hostrcb->hcam));
- ioarcb->read_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ipr_cmd->ioadl[0].flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_READ_LAST | sizeof(hostrcb->hcam));
- ipr_cmd->ioadl[0].address = cpu_to_be32(hostrcb->hostrcb_dma);
+ ipr_init_ioadl(ipr_cmd, hostrcb->hostrcb_dma,
+ sizeof(hostrcb->hcam), IPR_IOADL_FLAGS_READ_LAST);
if (type == IPR_HCAM_CDB_OP_CODE_CONFIG_CHANGE)
ipr_cmd->done = ipr_process_ccn;
@@ -817,8 +898,8 @@ static void ipr_send_hcam(struct ipr_ioa_cfg *ioa_cfg, u8 type,
ipr_trc_hook(ipr_cmd, IPR_TRACE_START, IPR_IOA_RES_ADDR);
mb();
- writel(be32_to_cpu(ipr_cmd->ioarcb.ioarcb_host_pci_addr),
- ioa_cfg->regs.ioarrin_reg);
+
+ ipr_send_command(ipr_cmd);
} else {
list_add_tail(&hostrcb->queue, &ioa_cfg->hostrcb_free_q);
}
@@ -2976,6 +3057,37 @@ static int ipr_copy_ucode_buffer(struct ipr_sglist *sglist,
}
/**
+ * ipr_build_ucode_ioadl64 - Build a microcode download IOADL
+ * @ipr_cmd: ipr command struct
+ * @sglist: scatter/gather list
+ *
+ * Builds a microcode download IOA data list (IOADL).
+ *
+ **/
+static void ipr_build_ucode_ioadl64(struct ipr_cmnd *ipr_cmd,
+ struct ipr_sglist *sglist)
+{
+ struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+ struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
+ struct scatterlist *scatterlist = sglist->scatterlist;
+ int i;
+
+ ipr_cmd->dma_use_sg = sglist->num_dma_sg;
+ ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
+ ioarcb->data_transfer_length = cpu_to_be32(sglist->buffer_len);
+
+ ioarcb->ioadl_len =
+ cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg);
+ for (i = 0; i < ipr_cmd->dma_use_sg; i++) {
+ ioadl64[i].flags = cpu_to_be32(IPR_IOADL_FLAGS_WRITE);
+ ioadl64[i].data_len = cpu_to_be32(sg_dma_len(&scatterlist[i]));
+ ioadl64[i].address = cpu_to_be64(sg_dma_address(&scatterlist[i]));
+ }
+
+ ioadl64[i-1].flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
+}
+
+/**
* ipr_build_ucode_ioadl - Build a microcode download IOADL
* @ipr_cmd: ipr command struct
* @sglist: scatter/gather list
@@ -2987,14 +3099,15 @@ static void ipr_build_ucode_ioadl(struct ipr_cmnd *ipr_cmd,
struct ipr_sglist *sglist)
{
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
+ struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
struct scatterlist *scatterlist = sglist->scatterlist;
int i;
ipr_cmd->dma_use_sg = sglist->num_dma_sg;
ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
- ioarcb->write_data_transfer_length = cpu_to_be32(sglist->buffer_len);
- ioarcb->write_ioadl_len =
+ ioarcb->data_transfer_length = cpu_to_be32(sglist->buffer_len);
+
+ ioarcb->ioadl_len =
cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
for (i = 0; i < ipr_cmd->dma_use_sg; i++) {
@@ -3828,14 +3941,19 @@ static int ipr_device_reset(struct ipr_ioa_cfg *ioa_cfg,
ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
ioarcb = &ipr_cmd->ioarcb;
cmd_pkt = &ioarcb->cmd_pkt;
- regs = &ioarcb->add_data.u.regs;
+
+ if (ipr_cmd->ioa_cfg->sis64) {
+ regs = &ipr_cmd->i.ata_ioadl.regs;
+ ioarcb->add_cmd_parms_offset = cpu_to_be16(sizeof(*ioarcb));
+ } else
+ regs = &ioarcb->u.add_data.u.regs;
ioarcb->res_handle = res->cfgte.res_handle;
cmd_pkt->request_type = IPR_RQTYPE_IOACMD;
cmd_pkt->cdb[0] = IPR_RESET_DEVICE;
if (ipr_is_gata(res)) {
cmd_pkt->cdb[2] = IPR_ATA_PHY_RESET;
- ioarcb->add_cmd_parms_len = cpu_to_be32(sizeof(regs->flags));
+ ioarcb->add_cmd_parms_len = cpu_to_be16(sizeof(regs->flags));
regs->flags |= IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION;
}
@@ -4309,6 +4427,53 @@ static irqreturn_t ipr_isr(int irq, void *devp)
}
/**
+ * ipr_build_ioadl64 - Build a scatter/gather list and map the buffer
+ * @ioa_cfg: ioa config struct
+ * @ipr_cmd: ipr command struct
+ *
+ * Return value:
+ * 0 on success / -1 on failure
+ **/
+static int ipr_build_ioadl64(struct ipr_ioa_cfg *ioa_cfg,
+ struct ipr_cmnd *ipr_cmd)
+{
+ int i, nseg;
+ struct scatterlist *sg;
+ u32 length;
+ u32 ioadl_flags = 0;
+ struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
+ struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+ struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
+
+ length = scsi_bufflen(scsi_cmd);
+ if (!length)
+ return 0;
+
+ nseg = scsi_dma_map(scsi_cmd);
+ if (nseg < 0) {
+ dev_err(&ioa_cfg->pdev->dev, "pci_map_sg failed!\n");
+ return -1;
+ }
+
+ ipr_cmd->dma_use_sg = nseg;
+
+ if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
+ ioadl_flags = IPR_IOADL_FLAGS_WRITE;
+ ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
+ } else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE)
+ ioadl_flags = IPR_IOADL_FLAGS_READ;
+
+ scsi_for_each_sg(scsi_cmd, sg, ipr_cmd->dma_use_sg, i) {
+ ioadl64[i].flags = cpu_to_be32(ioadl_flags);
+ ioadl64[i].data_len = cpu_to_be32(sg_dma_len(sg));
+ ioadl64[i].address = cpu_to_be64(sg_dma_address(sg));
+ }
+
+ ioadl64[i-1].flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
+ return 0;
+}
+
+/**
* ipr_build_ioadl - Build a scatter/gather list and map the buffer
* @ioa_cfg: ioa config struct
* @ipr_cmd: ipr command struct
@@ -4325,7 +4490,7 @@ static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
u32 ioadl_flags = 0;
struct scsi_cmnd *scsi_cmd = ipr_cmd->scsi_cmd;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
+ struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
length = scsi_bufflen(scsi_cmd);
if (!length)
@@ -4342,8 +4507,8 @@ static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
if (scsi_cmd->sc_data_direction == DMA_TO_DEVICE) {
ioadl_flags = IPR_IOADL_FLAGS_WRITE;
ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
- ioarcb->write_data_transfer_length = cpu_to_be32(length);
- ioarcb->write_ioadl_len =
+ ioarcb->data_transfer_length = cpu_to_be32(length);
+ ioarcb->ioadl_len =
cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
} else if (scsi_cmd->sc_data_direction == DMA_FROM_DEVICE) {
ioadl_flags = IPR_IOADL_FLAGS_READ;
@@ -4352,11 +4517,10 @@ static int ipr_build_ioadl(struct ipr_ioa_cfg *ioa_cfg,
cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
}
- if (ipr_cmd->dma_use_sg <= ARRAY_SIZE(ioarcb->add_data.u.ioadl)) {
- ioadl = ioarcb->add_data.u.ioadl;
- ioarcb->write_ioadl_addr =
- cpu_to_be32(be32_to_cpu(ioarcb->ioarcb_host_pci_addr) +
- offsetof(struct ipr_ioarcb, add_data));
+ if (ipr_cmd->dma_use_sg <= ARRAY_SIZE(ioarcb->u.add_data.u.ioadl)) {
+ ioadl = ioarcb->u.add_data.u.ioadl;
+ ioarcb->write_ioadl_addr = cpu_to_be32((ipr_cmd->dma_addr) +
+ offsetof(struct ipr_ioarcb, u.add_data));
ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
}
@@ -4446,18 +4610,24 @@ static void ipr_reinit_ipr_cmnd_for_erp(struct ipr_cmnd *ipr_cmd)
{
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
struct ipr_ioasa *ioasa = &ipr_cmd->ioasa;
- dma_addr_t dma_addr = be32_to_cpu(ioarcb->ioarcb_host_pci_addr);
+ dma_addr_t dma_addr = ipr_cmd->dma_addr;
memset(&ioarcb->cmd_pkt, 0, sizeof(struct ipr_cmd_pkt));
- ioarcb->write_data_transfer_length = 0;
+ ioarcb->data_transfer_length = 0;
ioarcb->read_data_transfer_length = 0;
- ioarcb->write_ioadl_len = 0;
+ ioarcb->ioadl_len = 0;
ioarcb->read_ioadl_len = 0;
ioasa->ioasc = 0;
ioasa->residual_data_len = 0;
- ioarcb->write_ioadl_addr =
- cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioadl));
- ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+
+ if (ipr_cmd->ioa_cfg->sis64)
+ ioarcb->u.sis64_addr_data.data_ioadl_addr =
+ cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
+ else {
+ ioarcb->write_ioadl_addr =
+ cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
+ ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+ }
}
/**
@@ -4489,15 +4659,8 @@ static void ipr_erp_request_sense(struct ipr_cmnd *ipr_cmd)
cmd_pkt->flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
cmd_pkt->timeout = cpu_to_be16(IPR_REQUEST_SENSE_TIMEOUT / HZ);
- ipr_cmd->ioadl[0].flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_READ_LAST | SCSI_SENSE_BUFFERSIZE);
- ipr_cmd->ioadl[0].address =
- cpu_to_be32(ipr_cmd->sense_buffer_dma);
-
- ipr_cmd->ioarcb.read_ioadl_len =
- cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ipr_cmd->ioarcb.read_data_transfer_length =
- cpu_to_be32(SCSI_SENSE_BUFFERSIZE);
+ ipr_init_ioadl(ipr_cmd, ipr_cmd->sense_buffer_dma,
+ SCSI_SENSE_BUFFERSIZE, IPR_IOADL_FLAGS_READ_LAST);
ipr_do_req(ipr_cmd, ipr_erp_done, ipr_timeout,
IPR_REQUEST_SENSE_TIMEOUT * 2);
@@ -4916,13 +5079,16 @@ static int ipr_queuecommand(struct scsi_cmnd *scsi_cmd,
(!ipr_is_gscsi(res) || scsi_cmd->cmnd[0] == IPR_QUERY_RSRC_STATE))
ioarcb->cmd_pkt.request_type = IPR_RQTYPE_IOACMD;
- if (likely(rc == 0))
- rc = ipr_build_ioadl(ioa_cfg, ipr_cmd);
+ if (likely(rc == 0)) {
+ if (ioa_cfg->sis64)
+ rc = ipr_build_ioadl64(ioa_cfg, ipr_cmd);
+ else
+ rc = ipr_build_ioadl(ioa_cfg, ipr_cmd);
+ }
if (likely(rc == 0)) {
mb();
- writel(be32_to_cpu(ipr_cmd->ioarcb.ioarcb_host_pci_addr),
- ioa_cfg->regs.ioarrin_reg);
+ ipr_send_command(ipr_cmd);
} else {
list_move_tail(&ipr_cmd->queue, &ioa_cfg->free_q);
return SCSI_MLQUEUE_HOST_BUSY;
@@ -5146,6 +5312,52 @@ static void ipr_sata_done(struct ipr_cmnd *ipr_cmd)
}
/**
+ * ipr_build_ata_ioadl64 - Build an ATA scatter/gather list
+ * @ipr_cmd: ipr command struct
+ * @qc: ATA queued command
+ *
+ **/
+static void ipr_build_ata_ioadl64(struct ipr_cmnd *ipr_cmd,
+ struct ata_queued_cmd *qc)
+{
+ u32 ioadl_flags = 0;
+ struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
+ struct ipr_ioadl64_desc *ioadl64 = ipr_cmd->i.ioadl64;
+ struct ipr_ioadl64_desc *last_ioadl64 = NULL;
+ int len = qc->nbytes;
+ struct scatterlist *sg;
+ unsigned int si;
+ dma_addr_t dma_addr = ipr_cmd->dma_addr;
+
+ if (len == 0)
+ return;
+
+ if (qc->dma_dir == DMA_TO_DEVICE) {
+ ioadl_flags = IPR_IOADL_FLAGS_WRITE;
+ ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
+ } else if (qc->dma_dir == DMA_FROM_DEVICE)
+ ioadl_flags = IPR_IOADL_FLAGS_READ;
+
+ ioarcb->data_transfer_length = cpu_to_be32(len);
+ ioarcb->ioadl_len =
+ cpu_to_be32(sizeof(struct ipr_ioadl64_desc) * ipr_cmd->dma_use_sg);
+ ioarcb->u.sis64_addr_data.data_ioadl_addr =
+ cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ata_ioadl));
+
+ for_each_sg(qc->sg, sg, qc->n_elem, si) {
+ ioadl64->flags = cpu_to_be32(ioadl_flags);
+ ioadl64->data_len = cpu_to_be32(sg_dma_len(sg));
+ ioadl64->address = cpu_to_be64(sg_dma_address(sg));
+
+ last_ioadl64 = ioadl64;
+ ioadl64++;
+ }
+
+ if (likely(last_ioadl64))
+ last_ioadl64->flags |= cpu_to_be32(IPR_IOADL_FLAGS_LAST);
+}
+
+/**
* ipr_build_ata_ioadl - Build an ATA scatter/gather list
* @ipr_cmd: ipr command struct
* @qc: ATA queued command
@@ -5156,7 +5368,7 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
{
u32 ioadl_flags = 0;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
+ struct ipr_ioadl_desc *ioadl = ipr_cmd->i.ioadl;
struct ipr_ioadl_desc *last_ioadl = NULL;
int len = qc->nbytes;
struct scatterlist *sg;
@@ -5168,8 +5380,8 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd,
if (qc->dma_dir == DMA_TO_DEVICE) {
ioadl_flags = IPR_IOADL_FLAGS_WRITE;
ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_WRITE_NOT_READ;
- ioarcb->write_data_transfer_length = cpu_to_be32(len);
- ioarcb->write_ioadl_len =
+ ioarcb->data_transfer_length = cpu_to_be32(len);
+ ioarcb->ioadl_len =
cpu_to_be32(sizeof(struct ipr_ioadl_desc) * ipr_cmd->dma_use_sg);
} else if (qc->dma_dir == DMA_FROM_DEVICE) {
ioadl_flags = IPR_IOADL_FLAGS_READ;
@@ -5212,10 +5424,15 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
ipr_cmd = ipr_get_free_ipr_cmnd(ioa_cfg);
ioarcb = &ipr_cmd->ioarcb;
- regs = &ioarcb->add_data.u.regs;
- memset(&ioarcb->add_data, 0, sizeof(ioarcb->add_data));
- ioarcb->add_cmd_parms_len = cpu_to_be32(sizeof(ioarcb->add_data.u.regs));
+ if (ioa_cfg->sis64) {
+ regs = &ipr_cmd->i.ata_ioadl.regs;
+ ioarcb->add_cmd_parms_offset = cpu_to_be16(sizeof(*ioarcb));
+ } else
+ regs = &ioarcb->u.add_data.u.regs;
+
+ memset(regs, 0, sizeof(*regs));
+ ioarcb->add_cmd_parms_len = cpu_to_be16(sizeof(*regs));
list_add_tail(&ipr_cmd->queue, &ioa_cfg->pending_q);
ipr_cmd->qc = qc;
@@ -5226,7 +5443,11 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
ioarcb->cmd_pkt.flags_hi |= IPR_FLAGS_HI_NO_ULEN_CHK;
ipr_cmd->dma_use_sg = qc->n_elem;
- ipr_build_ata_ioadl(ipr_cmd, qc);
+ if (ioa_cfg->sis64)
+ ipr_build_ata_ioadl64(ipr_cmd, qc);
+ else
+ ipr_build_ata_ioadl(ipr_cmd, qc);
+
regs->flags |= IPR_ATA_FLAG_STATUS_ON_GOOD_COMPLETION;
ipr_copy_sata_tf(regs, &qc->tf);
memcpy(ioarcb->cmd_pkt.cdb, qc->cdb, IPR_MAX_CDB_LEN);
@@ -5257,8 +5478,9 @@ static unsigned int ipr_qc_issue(struct ata_queued_cmd *qc)
}
mb();
- writel(be32_to_cpu(ioarcb->ioarcb_host_pci_addr),
- ioa_cfg->regs.ioarrin_reg);
+
+ ipr_send_command(ipr_cmd);
+
return 0;
}
@@ -5459,7 +5681,7 @@ static void ipr_set_sup_dev_dflt(struct ipr_supported_device *supported_dev,
* ipr_set_supported_devs - Send Set Supported Devices for a device
* @ipr_cmd: ipr command struct
*
- * This function send a Set Supported Devices to the adapter
+ * This function sends a Set Supported Devices to the adapter
*
* Return value:
* IPR_RC_JOB_CONTINUE / IPR_RC_JOB_RETURN
@@ -5468,7 +5690,6 @@ static int ipr_set_supported_devs(struct ipr_cmnd *ipr_cmd)
{
struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
struct ipr_supported_device *supp_dev = &ioa_cfg->vpd_cbs->supp_dev;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
struct ipr_resource_entry *res = ipr_cmd->u.res;
@@ -5489,13 +5710,11 @@ static int ipr_set_supported_devs(struct ipr_cmnd *ipr_cmd)
ioarcb->cmd_pkt.cdb[7] = (sizeof(struct ipr_supported_device) >> 8) & 0xff;
ioarcb->cmd_pkt.cdb[8] = sizeof(struct ipr_supported_device) & 0xff;
- ioadl->flags_and_data_len = cpu_to_be32(IPR_IOADL_FLAGS_WRITE_LAST |
- sizeof(struct ipr_supported_device));
- ioadl->address = cpu_to_be32(ioa_cfg->vpd_cbs_dma +
- offsetof(struct ipr_misc_cbs, supp_dev));
- ioarcb->write_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ioarcb->write_data_transfer_length =
- cpu_to_be32(sizeof(struct ipr_supported_device));
+ ipr_init_ioadl(ipr_cmd,
+ ioa_cfg->vpd_cbs_dma +
+ offsetof(struct ipr_misc_cbs, supp_dev),
+ sizeof(struct ipr_supported_device),
+ IPR_IOADL_FLAGS_WRITE_LAST);
ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
IPR_SET_SUP_DEVICE_TIMEOUT);
@@ -5695,10 +5914,9 @@ static void ipr_modify_ioafp_mode_page_28(struct ipr_ioa_cfg *ioa_cfg,
* none
**/
static void ipr_build_mode_select(struct ipr_cmnd *ipr_cmd,
- __be32 res_handle, u8 parm, u32 dma_addr,
- u8 xfer_len)
+ __be32 res_handle, u8 parm,
+ dma_addr_t dma_addr, u8 xfer_len)
{
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
ioarcb->res_handle = res_handle;
@@ -5708,11 +5926,7 @@ static void ipr_build_mode_select(struct ipr_cmnd *ipr_cmd,
ioarcb->cmd_pkt.cdb[1] = parm;
ioarcb->cmd_pkt.cdb[4] = xfer_len;
- ioadl->flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_WRITE_LAST | xfer_len);
- ioadl->address = cpu_to_be32(dma_addr);
- ioarcb->write_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ioarcb->write_data_transfer_length = cpu_to_be32(xfer_len);
+ ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_WRITE_LAST);
}
/**
@@ -5762,9 +5976,8 @@ static int ipr_ioafp_mode_select_page28(struct ipr_cmnd *ipr_cmd)
**/
static void ipr_build_mode_sense(struct ipr_cmnd *ipr_cmd,
__be32 res_handle,
- u8 parm, u32 dma_addr, u8 xfer_len)
+ u8 parm, dma_addr_t dma_addr, u8 xfer_len)
{
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
ioarcb->res_handle = res_handle;
@@ -5773,11 +5986,7 @@ static void ipr_build_mode_sense(struct ipr_cmnd *ipr_cmd,
ioarcb->cmd_pkt.cdb[4] = xfer_len;
ioarcb->cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
- ioadl->flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_READ_LAST | xfer_len);
- ioadl->address = cpu_to_be32(dma_addr);
- ioarcb->read_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ioarcb->read_data_transfer_length = cpu_to_be32(xfer_len);
+ ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_READ_LAST);
}
/**
@@ -6033,7 +6242,6 @@ static int ipr_ioafp_query_ioa_cfg(struct ipr_cmnd *ipr_cmd)
{
struct ipr_ioa_cfg *ioa_cfg = ipr_cmd->ioa_cfg;
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
struct ipr_inquiry_cap *cap = &ioa_cfg->vpd_cbs->cap;
@@ -6050,13 +6258,9 @@ static int ipr_ioafp_query_ioa_cfg(struct ipr_cmnd *ipr_cmd)
ioarcb->cmd_pkt.cdb[7] = (sizeof(struct ipr_config_table) >> 8) & 0xff;
ioarcb->cmd_pkt.cdb[8] = sizeof(struct ipr_config_table) & 0xff;
- ioarcb->read_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ioarcb->read_data_transfer_length =
- cpu_to_be32(sizeof(struct ipr_config_table));
-
- ioadl->address = cpu_to_be32(ioa_cfg->cfg_table_dma);
- ioadl->flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_READ_LAST | sizeof(struct ipr_config_table));
+ ipr_init_ioadl(ipr_cmd, ioa_cfg->cfg_table_dma,
+ sizeof(struct ipr_config_table),
+ IPR_IOADL_FLAGS_READ_LAST);
ipr_cmd->job_step = ipr_init_res_table;
@@ -6076,10 +6280,9 @@ static int ipr_ioafp_query_ioa_cfg(struct ipr_cmnd *ipr_cmd)
* none
**/
static void ipr_ioafp_inquiry(struct ipr_cmnd *ipr_cmd, u8 flags, u8 page,
- u32 dma_addr, u8 xfer_len)
+ dma_addr_t dma_addr, u8 xfer_len)
{
struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb;
- struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl;
ENTER;
ioarcb->cmd_pkt.request_type = IPR_RQTYPE_SCSICDB;
@@ -6090,12 +6293,7 @@ static void ipr_ioafp_inquiry(struct ipr_cmnd *ipr_cmd, u8 flags, u8 page,
ioarcb->cmd_pkt.cdb[2] = page;
ioarcb->cmd_pkt.cdb[4] = xfer_len;
- ioarcb->read_ioadl_len = cpu_to_be32(sizeof(struct ipr_ioadl_desc));
- ioarcb->read_data_transfer_length = cpu_to_be32(xfer_len);
-
- ioadl->address = cpu_to_be32(dma_addr);
- ioadl->flags_and_data_len =
- cpu_to_be32(IPR_IOADL_FLAGS_READ_LAST | xfer_len);
+ ipr_init_ioadl(ipr_cmd, dma_addr, xfer_len, IPR_IOADL_FLAGS_READ_LAST);
ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout, IPR_INTERNAL_TIMEOUT);
LEAVE;
@@ -6785,7 +6983,10 @@ static int ipr_reset_ucode_download(struct ipr_cmnd *ipr_cmd)
ipr_cmd->ioarcb.cmd_pkt.cdb[7] = (sglist->buffer_len & 0x00ff00) >> 8;
ipr_cmd->ioarcb.cmd_pkt.cdb[8] = sglist->buffer_len & 0x0000ff;
- ipr_build_ucode_ioadl(ipr_cmd, sglist);
+ if (ioa_cfg->sis64)
+ ipr_build_ucode_ioadl64(ipr_cmd, sglist);
+ else
+ ipr_build_ucode_ioadl(ipr_cmd, sglist);
ipr_cmd->job_step = ipr_reset_ucode_download_done;
ipr_do_req(ipr_cmd, ipr_reset_ioa_job, ipr_timeout,
@@ -7209,7 +7410,7 @@ static int __devinit ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
int i;
ioa_cfg->ipr_cmd_pool = pci_pool_create (IPR_NAME, ioa_cfg->pdev,
- sizeof(struct ipr_cmnd), 8, 0);
+ sizeof(struct ipr_cmnd), 16, 0);
if (!ioa_cfg->ipr_cmd_pool)
return -ENOMEM;
@@ -7227,13 +7428,25 @@ static int __devinit ipr_alloc_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
ioa_cfg->ipr_cmnd_list_dma[i] = dma_addr;
ioarcb = &ipr_cmd->ioarcb;
- ioarcb->ioarcb_host_pci_addr = cpu_to_be32(dma_addr);
+ ipr_cmd->dma_addr = dma_addr;
+ if (ioa_cfg->sis64)
+ ioarcb->a.ioarcb_host_pci_addr64 = cpu_to_be64(dma_addr);
+ else
+ ioarcb->a.ioarcb_host_pci_addr = cpu_to_be32(dma_addr);
+
ioarcb->host_response_handle = cpu_to_be32(i << 2);
- ioarcb->write_ioadl_addr =
- cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioadl));
- ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
- ioarcb->ioasa_host_pci_addr =
- cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioasa));
+ if (ioa_cfg->sis64) {
+ ioarcb->u.sis64_addr_data.data_ioadl_addr =
+ cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, i.ioadl64));
+ ioarcb->u.sis64_addr_data.ioasa_host_pci_addr =
+ cpu_to_be64(dma_addr + offsetof(struct ipr_cmnd, ioasa));
+ } else {
+ ioarcb->write_ioadl_addr =
+ cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, i.ioadl));
+ ioarcb->read_ioadl_addr = ioarcb->write_ioadl_addr;
+ ioarcb->ioasa_host_pci_addr =
+ cpu_to_be32(dma_addr + offsetof(struct ipr_cmnd, ioasa));
+ }
ioarcb->ioasa_len = cpu_to_be16(sizeof(struct ipr_ioasa));
ipr_cmd->cmd_index = i;
ipr_cmd->ioa_cfg = ioa_cfg;
@@ -7578,6 +7791,8 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
goto out_scsi_host_put;
}
+ /* set SIS 32 or SIS 64 */
+ ioa_cfg->sis64 = ioa_cfg->ipr_chip->sis_type == IPR_SIS64 ? 1 : 0;
ioa_cfg->chip_cfg = ioa_cfg->ipr_chip->cfg;
if (ipr_transop_timeout)
@@ -7615,7 +7830,16 @@ static int __devinit ipr_probe_ioa(struct pci_dev *pdev,
pci_set_master(pdev);
- rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ if (ioa_cfg->sis64) {
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+ if (rc < 0) {
+ dev_dbg(&pdev->dev, "Failed to set 64 bit PCI DMA mask\n");
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ }
+
+ } else
+ rc = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+
if (rc < 0) {
dev_err(&pdev->dev, "Failed to set PCI DMA mask\n");
goto cleanup_nomem;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-18 22:01:48 +0000