ips: sg chaining support

[linux-2.6-omap-h63xx.git] / drivers / scsi / ips.c

diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
index 492a51bd6aa899bb8d64a5cf60ab304913d8d7c2..edaac2714c5abc2ecbcfbf711f94ece48a00509a 100644 (file)
--- a/drivers/scsi/ips.c
+++ b/drivers/scsi/ips.c
@@ -204,8 +204,8 @@ module_param(ips, charp, 0);
 /*
  * DRIVER_VER
  */
-#define IPS_VERSION_HIGH        "7.12"
-#define IPS_VERSION_LOW         ".05 "
+#define IPS_VERSION_HIGH        IPS_VER_MAJOR_STRING "." IPS_VER_MINOR_STRING
+#define IPS_VERSION_LOW         "." IPS_VER_BUILD_STRING " "
 
 #if !defined(__i386__) && !defined(__ia64__) && !defined(__x86_64__)
 #warning "This driver has only been tested on the x86/ia64/x86_64 platforms"
@@ -656,6 +656,8 @@ ips_release(struct Scsi_Host *sh)
 
        METHOD_TRACE("ips_release", 1);
 
+       scsi_remove_host(sh);
+
        for (i = 0; i < IPS_MAX_ADAPTERS && ips_sh[i] != sh; i++) ;
 
        if (i == IPS_MAX_ADAPTERS) {
@@ -707,7 +709,6 @@ ips_release(struct Scsi_Host *sh)
        /* free IRQ */
        free_irq(ha->irq, ha);
 
-       scsi_remove_host(sh);
        scsi_host_put(sh);
 
        ips_released_controllers++;
@@ -3251,7 +3252,7 @@ ips_done(ips_ha_t * ha, ips_scb_t * scb)
                 */
                if ((scb->breakup) || (scb->sg_break)) {
                         struct scatterlist *sg;
-                        int sg_dma_index, ips_sg_index = 0;
+                        int i, sg_dma_index, ips_sg_index = 0;
 
                        /* we had a data breakup */
                        scb->data_len = 0;
@@ -3260,20 +3261,22 @@ ips_done(ips_ha_t * ha, ips_scb_t * scb)
 
                         /* Spin forward to last dma chunk */
                         sg_dma_index = scb->breakup;
+                        for (i = 0; i < scb->breakup; i++)
+                                sg = sg_next(sg);
 
                        /* Take care of possible partial on last chunk */
                         ips_fill_scb_sg_single(ha,
-                                               sg_dma_address(&sg[sg_dma_index]),
+                                               sg_dma_address(sg),
                                                scb, ips_sg_index++,
-                                               sg_dma_len(&sg[sg_dma_index]));
+                                               sg_dma_len(sg));
 
                         for (; sg_dma_index < scsi_sg_count(scb->scsi_cmd);
-                             sg_dma_index++) {
+                             sg_dma_index++, sg = sg_next(sg)) {
                                 if (ips_fill_scb_sg_single
                                     (ha,
-                                     sg_dma_address(&sg[sg_dma_index]),
+                                     sg_dma_address(sg),
                                      scb, ips_sg_index++,
-                                     sg_dma_len(&sg[sg_dma_index])) < 0)
+                                     sg_dma_len(sg)) < 0)
                                         break;
                         }
 
@@ -6946,7 +6949,7 @@ module_exit(ips_module_exit);
 static int __devinit
 ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent)
 {
-       int index;
+       int uninitialized_var(index);
        int rc;
 
        METHOD_TRACE("ips_insert_device", 1);