sbp2: Merge TYPE_RBC and 10byte removal patch from scsi maintainers.

Added more cleanups to remove unused code.

Signed-off-by: Ben Collins <bcollins@debian.org>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Signed-off-by: Jody McIntyre <scjody@modernduck.com>

2 files changed, 2 insertions, 150 deletions

diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index f7e18ccc5c0a..d53c8cfe6610 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -1089,16 +1089,6 @@ static int sbp2_handle_physdma_read(struct hpsb_host *host, int nodeid, quadlet_
  **************************************/
 
 /*
- * This function determines if we should convert scsi commands for a particular sbp2 device type
- */
-static __inline__ int sbp2_command_conversion_device_type(u8 device_type)
-{
-        return (((device_type == TYPE_DISK) ||
-                 (device_type == TYPE_RBC) ||
-                 (device_type == TYPE_ROM)) ? 1:0);
-}
-
-/*
  * This function queries the device for the maximum concurrent logins it
  * supports.
  */
@@ -2106,11 +2096,6 @@ static int sbp2_send_command(struct scsi_id_instance_data *scsi_id,
         sbp2_create_command_orb(scsi_id, command, cmd, SCpnt->use_sg,
                                 request_bufflen, SCpnt->request_buffer,
                                 SCpnt->sc_data_direction);
-        /*
-         * Update our cdb if necessary (to handle sbp2 RBC command set
-         * differences). This is where the command set hacks go!   =)
-         */
-        sbp2_check_sbp2_command(scsi_id, command->command_orb.cdb);
 
         sbp2util_packet_dump(&command->command_orb, sizeof(struct sbp2_command_orb),
                              "sbp2 command orb", command->command_orb_dma);
@@ -2130,110 +2115,6 @@ static int sbp2_send_command(struct scsi_id_instance_data *scsi_id,
 
 
 /*
- * This function deals with command set differences between Linux scsi
- * command set and sbp2 RBC command set.
- */
-static void sbp2_check_sbp2_command(struct scsi_id_instance_data *scsi_id, unchar *cmd)
-{
-        unchar new_cmd[16];
-        u8 device_type = SBP2_DEVICE_TYPE (scsi_id->sbp2_device_type_and_lun);
-
-        SBP2_DEBUG("sbp2_check_sbp2_command");
-
-        switch (*cmd) {
-
-                case READ_6:
-
-                        if (sbp2_command_conversion_device_type(device_type)) {
-
-                                SBP2_DEBUG("Convert READ_6 to READ_10");
-
-                                /*
-                                 * Need to turn read_6 into read_10
-                                 */
-                                new_cmd[0] = 0x28;
-                                new_cmd[1] = (cmd[1] & 0xe0);
-                                new_cmd[2] = 0x0;
-                                new_cmd[3] = (cmd[1] & 0x1f);
-                                new_cmd[4] = cmd[2];
-                                new_cmd[5] = cmd[3];
-                                new_cmd[6] = 0x0;
-                                new_cmd[7] = 0x0;
-                                new_cmd[8] = cmd[4];
-                                new_cmd[9] = cmd[5];
-
-                                memcpy(cmd, new_cmd, 10);
-
-                        }
-
-                        break;
-
-                case WRITE_6:
-
-                        if (sbp2_command_conversion_device_type(device_type)) {
-
-                                SBP2_DEBUG("Convert WRITE_6 to WRITE_10");
-
-                                /*
-                                 * Need to turn write_6 into write_10
-                                 */
-                                new_cmd[0] = 0x2a;
-                                new_cmd[1] = (cmd[1] & 0xe0);
-                                new_cmd[2] = 0x0;
-                                new_cmd[3] = (cmd[1] & 0x1f);
-                                new_cmd[4] = cmd[2];
-                                new_cmd[5] = cmd[3];
-                                new_cmd[6] = 0x0;
-                                new_cmd[7] = 0x0;
-                                new_cmd[8] = cmd[4];
-                                new_cmd[9] = cmd[5];
-
-                                memcpy(cmd, new_cmd, 10);
-
-                        }
-
-                        break;
-
-                case MODE_SENSE:
-
-                        if (sbp2_command_conversion_device_type(device_type)) {
-
-                                SBP2_DEBUG("Convert MODE_SENSE_6 to MODE_SENSE_10");
-
-                                /*
-                                 * Need to turn mode_sense_6 into mode_sense_10
-                                 */
-                                new_cmd[0] = 0x5a;
-                                new_cmd[1] = cmd[1];
-                                new_cmd[2] = cmd[2];
-                                new_cmd[3] = 0x0;
-                                new_cmd[4] = 0x0;
-                                new_cmd[5] = 0x0;
-                                new_cmd[6] = 0x0;
-                                new_cmd[7] = 0x0;
-                                new_cmd[8] = cmd[4];
-                                new_cmd[9] = cmd[5];
-
-                                memcpy(cmd, new_cmd, 10);
-
-                        }
-
-                        break;
-
-                case MODE_SELECT:
-
-                        /*
-                         * TODO. Probably need to change mode select to 10 byte version
-                         */
-
-                default:
-                        break;
-        }
-
-        return;
-}
-
-/*
  * Translates SBP-2 status into SCSI sense data for check conditions
  */
 static unsigned int sbp2_status_to_sense_data(unchar *sbp2_status, unchar *sense_data)
@@ -2271,7 +2152,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id,
                                      struct scsi_cmnd *SCpnt)
 {
         u8 *scsi_buf = SCpnt->request_buffer;
-        u8 device_type = SBP2_DEVICE_TYPE (scsi_id->sbp2_device_type_and_lun);
 
         SBP2_DEBUG("sbp2_check_sbp2_response");
 
@@ -2296,14 +2176,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id,
                         }
 
                         /*
-                         * Check for Simple Direct Access Device and change it to TYPE_DISK
-                         */
-                        if ((scsi_buf[0] & 0x1f) == TYPE_RBC) {
-                                SBP2_DEBUG("Changing TYPE_RBC to TYPE_DISK");
-                                scsi_buf[0] &= 0xe0;
-                        }
-
-                        /*
                          * Fix ansi revision and response data format
                          */
                         scsi_buf[2] |= 2;
@@ -2311,27 +2183,6 @@ static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id,
 
                         break;
 
-                case MODE_SENSE:
-
-                        if (sbp2_command_conversion_device_type(device_type)) {
-
-                                SBP2_DEBUG("Modify mode sense response (10 byte version)");
-
-                                scsi_buf[0] = scsi_buf[1];      /* Mode data length */
-                                scsi_buf[1] = scsi_buf[2];      /* Medium type */
-                                scsi_buf[2] = scsi_buf[3];      /* Device specific parameter */
-                                scsi_buf[3] = scsi_buf[7];      /* Block descriptor length */
-                                memcpy(scsi_buf + 4, scsi_buf + 8, scsi_buf[0]);
-                        }
-
-                        break;
-
-                case MODE_SELECT:
-
-                        /*
-                         * TODO. Probably need to change mode select to 10 byte version
-                         */
-
                 default:
                         break;
         }
@@ -2713,6 +2564,8 @@ static int sbp2scsi_slave_alloc(struct scsi_device *sdev)
 static int sbp2scsi_slave_configure(struct scsi_device *sdev)
 {
         blk_queue_dma_alignment(sdev->request_queue, (512 - 1));
+        sdev->use_10_for_rw = 1;
+        sdev->use_10_for_ms = 1;
         return 0;
 }
 
diff --git a/drivers/ieee1394/sbp2.h b/drivers/ieee1394/sbp2.h
index cd425be74841..cb111d751143 100644
--- a/drivers/ieee1394/sbp2.h
+++ b/drivers/ieee1394/sbp2.h
@@ -469,7 +469,6 @@ static int sbp2_send_command(struct scsi_id_instance_data *scsi_id,
                              struct scsi_cmnd *SCpnt,
                              void (*done)(struct scsi_cmnd *));
 static unsigned int sbp2_status_to_sense_data(unchar *sbp2_status, unchar *sense_data);
-static void sbp2_check_sbp2_command(struct scsi_id_instance_data *scsi_id, unchar *cmd);
 static void sbp2_check_sbp2_response(struct scsi_id_instance_data *scsi_id,
                                      struct scsi_cmnd *SCpnt);
 static void sbp2_parse_unit_directory(struct scsi_id_instance_data *scsi_id,