According to the adaptec sources aic7xxx / aic79xx really can do
4MB transfers. So we should adjust .max_sectors.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
 #endif
        .can_queue              = AHD_MAX_QUEUE,
        .this_id                = -1,
+       .max_sectors            = 8192,
        .cmd_per_lun            = 2,
        .use_clustering         = ENABLE_CLUSTERING,
        .slave_alloc            = ahd_linux_slave_alloc,
 
 #endif
        .can_queue              = AHC_MAX_QUEUE,
        .this_id                = -1,
+       .max_sectors            = 8192,
        .cmd_per_lun            = 2,
        .use_clustering         = ENABLE_CLUSTERING,
        .slave_alloc            = ahc_linux_slave_alloc,