Merge branch 'master'

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

diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 59a341b2aedcc6ab233ddf295b7c756b618cd8c9..82821d331c07322211d4a9f72f4f21862deb9b53 100644 (file)
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -116,6 +116,10 @@ static int aac_alloc_comm(struct aac_dev *dev, void **commaddr, unsigned long co
        }
 
        init->InitFlags = 0;
+       if (dev->new_comm_interface) {
+               init->InitFlags = cpu_to_le32(INITFLAGS_NEW_COMM_SUPPORTED);
+               dprintk((KERN_WARNING"aacraid: New Comm Interface enabled\n"));
+       }
        init->MaxIoCommands = cpu_to_le32(dev->scsi_host_ptr->can_queue + AAC_NUM_MGT_FIB);
        init->MaxIoSize = cpu_to_le32(dev->scsi_host_ptr->max_sectors << 9);
        init->MaxFibSize = cpu_to_le32(dev->max_fib_size);
@@ -315,12 +319,33 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
                - sizeof(struct aac_fibhdr)
                - sizeof(struct aac_write) + sizeof(struct sgentry))
                        / sizeof(struct sgentry);
+       dev->new_comm_interface = 0;
        dev->raw_io_64 = 0;
        if ((!aac_adapter_sync_cmd(dev, GET_ADAPTER_PROPERTIES,
                0, 0, 0, 0, 0, 0, status+0, status+1, status+2, NULL, NULL)) &&
                        (status[0] == 0x00000001)) {
                if (status[1] & AAC_OPT_NEW_COMM_64)
                        dev->raw_io_64 = 1;
+               if (status[1] & AAC_OPT_NEW_COMM)
+                       dev->new_comm_interface = dev->a_ops.adapter_send != 0;
+               if (dev->new_comm_interface && (status[2] > dev->base_size)) {
+                       iounmap(dev->regs.sa);
+                       dev->base_size = status[2];
+                       dprintk((KERN_DEBUG "ioremap(%lx,%d)\n",
+                         host->base, status[2]));
+                       dev->regs.sa = ioremap(host->base, status[2]);
+                       if (dev->regs.sa == NULL) {
+                               /* remap failed, go back ... */
+                               dev->new_comm_interface = 0;
+                               dev->regs.sa = ioremap(host->base, 
+                                               AAC_MIN_FOOTPRINT_SIZE);
+                               if (dev->regs.sa == NULL) {     
+                                       printk(KERN_WARNING
+                                         "aacraid: unable to map adapter.\n");
+                                       return NULL;
+                               }
+                       }
+               }
        }
        if ((!aac_adapter_sync_cmd(dev, GET_COMM_PREFERRED_SETTINGS,
          0, 0, 0, 0, 0, 0,