1 files changed, 35 insertions, 72 deletions

diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index a3a18ad73125..47b614e8580c 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -1,7 +1,7 @@
 /*
  * SuperTrak EX Series Storage Controller driver for Linux
  *
- *      Copyright (C) 2005, 2006 Promise Technology Inc.
+ *      Copyright (C) 2005-2009 Promise Technology Inc.
  *
  *      This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License
@@ -36,8 +36,8 @@
 #include <scsi/scsi_eh.h>
 
 #define DRV_NAME "stex"
-#define ST_DRIVER_VERSION "3.6.0000.1"
-#define ST_VER_MAJOR            3
+#define ST_DRIVER_VERSION "4.6.0000.1"
+#define ST_VER_MAJOR            4
 #define ST_VER_MINOR            6
 #define ST_OEM                  0
 #define ST_BUILD_VER            1
@@ -103,7 +103,7 @@ enum {
         MU_REQ_COUNT                            = (MU_MAX_REQUEST + 1),
         MU_STATUS_COUNT                         = (MU_MAX_REQUEST + 1),
 
-        STEX_CDB_LENGTH                         = MAX_COMMAND_SIZE,
+        STEX_CDB_LENGTH                         = 16,
         REQ_VARIABLE_LEN                        = 1024,
         STATUS_VAR_LEN                          = 128,
         ST_CAN_QUEUE                            = MU_MAX_REQUEST,
@@ -114,15 +114,19 @@ enum {
         SG_CF_EOT                               = 0x80, /* end of table */
         SG_CF_64B                               = 0x40, /* 64 bit item */
         SG_CF_HOST                              = 0x20, /* sg in host memory */
+        MSG_DATA_DIR_ND                         = 0,
+        MSG_DATA_DIR_IN                         = 1,
+        MSG_DATA_DIR_OUT                        = 2,
 
         st_shasta                               = 0,
         st_vsc                                  = 1,
         st_vsc1                                 = 2,
         st_yosemite                             = 3,
+        st_seq                                  = 4,
 
         PASSTHRU_REQ_TYPE                       = 0x00000001,
         PASSTHRU_REQ_NO_WAKEUP                  = 0x00000100,
-        ST_INTERNAL_TIMEOUT                     = 30,
+        ST_INTERNAL_TIMEOUT                     = 180,
 
         ST_TO_CMD                               = 0,
         ST_FROM_CMD                             = 1,
@@ -152,35 +156,6 @@ enum {
         ST_ADDITIONAL_MEM                       = 0x200000,
 };
 
-/* SCSI inquiry data */
-typedef struct st_inq {
-        u8 DeviceType                   :5;
-        u8 DeviceTypeQualifier          :3;
-        u8 DeviceTypeModifier           :7;
-        u8 RemovableMedia               :1;
-        u8 Versions;
-        u8 ResponseDataFormat           :4;
-        u8 HiSupport                    :1;
-        u8 NormACA                      :1;
-        u8 ReservedBit                  :1;
-        u8 AERC                         :1;
-        u8 AdditionalLength;
-        u8 Reserved[2];
-        u8 SoftReset                    :1;
-        u8 CommandQueue                 :1;
-        u8 Reserved2                    :1;
-        u8 LinkedCommands               :1;
-        u8 Synchronous                  :1;
-        u8 Wide16Bit                    :1;
-        u8 Wide32Bit                    :1;
-        u8 RelativeAddressing           :1;
-        u8 VendorId[8];
-        u8 ProductId[16];
-        u8 ProductRevisionLevel[4];
-        u8 VendorSpecific[20];
-        u8 Reserved3[40];
-} ST_INQ;
-
 struct st_sgitem {
         u8 ctrl;        /* SG_CF_xxx */
         u8 reserved[3];
@@ -222,7 +197,7 @@ struct req_msg {
         u8 target;
         u8 task_attr;
         u8 task_manage;
-        u8 prd_entry;
+        u8 data_dir;
         u8 payload_sz;          /* payload size in 4-byte, not used */
         u8 cdb[STEX_CDB_LENGTH];
         u8 variable[REQ_VARIABLE_LEN];
@@ -284,7 +259,7 @@ struct st_drvver {
 #define MU_REQ_BUFFER_SIZE      (MU_REQ_COUNT * sizeof(struct req_msg))
 #define MU_STATUS_BUFFER_SIZE   (MU_STATUS_COUNT * sizeof(struct status_msg))
 #define MU_BUFFER_SIZE          (MU_REQ_BUFFER_SIZE + MU_STATUS_BUFFER_SIZE)
-#define STEX_EXTRA_SIZE         max(sizeof(struct st_frame), sizeof(ST_INQ))
+#define STEX_EXTRA_SIZE         sizeof(struct st_frame)
 #define STEX_BUFFER_SIZE        (MU_BUFFER_SIZE + STEX_EXTRA_SIZE)
 
 struct st_ccb {
@@ -346,8 +321,8 @@ MODULE_VERSION(ST_DRIVER_VERSION);
 static void stex_gettime(__le32 *time)
 {
         struct timeval tv;
-        do_gettimeofday(&tv);
 
+        do_gettimeofday(&tv);
         *time = cpu_to_le32(tv.tv_sec & 0xffffffff);
         *(time + 1) = cpu_to_le32((tv.tv_sec >> 16) >> 16);
 }
@@ -368,7 +343,7 @@ static void stex_invalid_field(struct scsi_cmnd *cmd,
 {
         cmd->result = (DRIVER_SENSE << 24) | SAM_STAT_CHECK_CONDITION;
 
-        /* "Invalid field in cbd" */
+        /* "Invalid field in cdb" */
         scsi_build_sense_buffer(0, cmd->sense_buffer, ILLEGAL_REQUEST, 0x24,
                                 0x0);
         done(cmd);
@@ -497,6 +472,7 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
         unsigned int id,lun;
         struct req_msg *req;
         u16 tag;
+
         host = cmd->device->host;
         id = cmd->device->id;
         lun = cmd->device->lun;
@@ -508,6 +484,7 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
                 static char ms10_caching_page[12] =
                         { 0, 0x12, 0, 0, 0, 0, 0, 0, 0x8, 0xa, 0x4, 0 };
                 unsigned char page;
+
                 page = cmd->cmnd[2] & 0x3f;
                 if (page == 0x8 || page == 0x3f) {
                         scsi_sg_copy_from_buffer(cmd, ms10_caching_page,
@@ -551,6 +528,7 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
                 if (cmd->cmnd[1] == PASSTHRU_GET_DRVVER) {
                         struct st_drvver ver;
                         size_t cp_len = sizeof(ver);
+
                         ver.major = ST_VER_MAJOR;
                         ver.minor = ST_VER_MINOR;
                         ver.oem = ST_OEM;
@@ -584,6 +562,13 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
         /* cdb */
         memcpy(req->cdb, cmd->cmnd, STEX_CDB_LENGTH);
 
+        if (cmd->sc_data_direction == DMA_FROM_DEVICE)
+                req->data_dir = MSG_DATA_DIR_IN;
+        else if (cmd->sc_data_direction == DMA_TO_DEVICE)
+                req->data_dir = MSG_DATA_DIR_OUT;
+        else
+                req->data_dir = MSG_DATA_DIR_ND;
+
         hba->ccb[tag].cmd = cmd;
         hba->ccb[tag].sense_bufflen = SCSI_SENSE_BUFFERSIZE;
         hba->ccb[tag].sense_buffer = cmd->sense_buffer;
@@ -642,6 +627,7 @@ static void stex_copy_data(struct st_ccb *ccb,
         struct status_msg *resp, unsigned int variable)
 {
         size_t count = variable;
+
         if (resp->scsi_status != SAM_STAT_GOOD) {
                 if (ccb->sense_buffer != NULL)
                         memcpy(ccb->sense_buffer, resp->variable,
@@ -661,24 +647,6 @@ static void stex_ys_commands(struct st_hba *hba,
                 resp->scsi_status != SAM_STAT_CHECK_CONDITION) {
                 scsi_set_resid(ccb->cmd, scsi_bufflen(ccb->cmd) -
                         le32_to_cpu(*(__le32 *)&resp->variable[0]));
-                return;
-        }
-
-        if (resp->srb_status != 0)
-                return;
-
-        /* determine inquiry command status by DeviceTypeQualifier */
-        if (ccb->cmd->cmnd[0] == INQUIRY &&
-                resp->scsi_status == SAM_STAT_GOOD) {
-                ST_INQ *inq_data;
-
-                scsi_sg_copy_to_buffer(ccb->cmd, hba->copy_buffer,
-                                       STEX_EXTRA_SIZE);
-                inq_data = (ST_INQ *)hba->copy_buffer;
-                if (inq_data->DeviceTypeQualifier != 0)
-                        ccb->srb_status = SRB_STATUS_SELECTION_TIMEOUT;
-                else
-                        ccb->srb_status = SRB_STATUS_SUCCESS;
         }
 }
 
@@ -746,6 +714,7 @@ static void stex_mu_intr(struct st_hba *hba, u32 doorbell)
                                 stex_copy_data(ccb, resp, size);
                 }
 
+                ccb->req = NULL;
                 ccb->srb_status = resp->srb_status;
                 ccb->scsi_status = resp->scsi_status;
 
@@ -983,6 +952,7 @@ static int stex_reset(struct scsi_cmnd *cmd)
         struct st_hba *hba;
         unsigned long flags;
         unsigned long before;
+
         hba = (struct st_hba *) &cmd->device->host->hostdata[0];
 
         printk(KERN_INFO DRV_NAME
@@ -1067,6 +1037,7 @@ static struct scsi_host_template driver_template = {
 static int stex_set_dma_mask(struct pci_dev * pdev)
 {
         int ret;
+
         if (!pci_set_dma_mask(pdev, DMA_64BIT_MASK)
                 && !pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK))
                 return 0;
@@ -1124,9 +1095,9 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         }
 
         hba->cardtype = (unsigned int) id->driver_data;
-        if (hba->cardtype == st_vsc && (pdev->subsystem_device & 0xf) == 0x1)
+        if (hba->cardtype == st_vsc && (pdev->subsystem_device & 1))
                 hba->cardtype = st_vsc1;
-        hba->dma_size = (hba->cardtype == st_vsc1) ?
+        hba->dma_size = (hba->cardtype == st_vsc1 || hba->cardtype == st_seq) ?
                 (STEX_BUFFER_SIZE + ST_ADDITIONAL_MEM) : (STEX_BUFFER_SIZE);
         hba->dma_mem = dma_alloc_coherent(&pdev->dev,
                 hba->dma_size, &hba->dma_handle, GFP_KERNEL);
@@ -1146,10 +1117,10 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
                 host->max_lun = 8;
                 host->max_id = 16 + 1;
         } else if (hba->cardtype == st_yosemite) {
-                host->max_lun = 128;
+                host->max_lun = 256;
                 host->max_id = 1 + 1;
         } else {
-                /* st_vsc and st_vsc1 */
+                /* st_vsc , st_vsc1 and st_seq */
                 host->max_lun = 1;
                 host->max_id = 128 + 1;
         }
@@ -1299,18 +1270,10 @@ static struct pci_device_id stex_pci_tbl[] = {
         { 0x105a, 0x7250, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_vsc },
 
         /* st_yosemite */
-        { 0x105a, 0x8650, PCI_ANY_ID, 0x4600, 0, 0,
-                st_yosemite }, /* SuperTrak EX4650 */
-        { 0x105a, 0x8650, PCI_ANY_ID, 0x4610, 0, 0,
-                st_yosemite }, /* SuperTrak EX4650o */
-        { 0x105a, 0x8650, PCI_ANY_ID, 0x8600, 0, 0,
-                st_yosemite }, /* SuperTrak EX8650EL */
-        { 0x105a, 0x8650, PCI_ANY_ID, 0x8601, 0, 0,
-                st_yosemite }, /* SuperTrak EX8650 */
-        { 0x105a, 0x8650, PCI_ANY_ID, 0x8602, 0, 0,
-                st_yosemite }, /* SuperTrak EX8654 */
-        { 0x105a, 0x8650, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
-                st_yosemite }, /* generic st_yosemite */
+        { 0x105a, 0x8650, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_yosemite },
+
+        /* st_seq */
+        { 0x105a, 0x3360, PCI_ANY_ID, PCI_ANY_ID, 0, 0, st_seq },
         { }     /* terminate list */
 };
 MODULE_DEVICE_TABLE(pci, stex_pci_tbl);