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SMSC USB 2.0 8-in-1 card reader requires max_luns=6 option

DISCUSSION Sven Neuhaus 1 participant 1 message Jun 6, 2004 SCSI

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Hello,

my USB 2.0 8-in-1 card reader requires the parameter max_luns=6 in order to show all devices with kernel 2.6. Please add it to the list of devices to probe all luns. Here's the dmesg output:

============================8<===================================== SCSI subsystem initialized
usb 3-6: new high speed USB device using address 7 Initializing USB Mass Storage driver...
scsi0 : SCSI emulation for USB Mass Storage devices

  Vendor: SMSC      Model: 223 U HS-CF       Rev: 1.95
  Type:   Direct-Access                      ANSI SCSI revision: 02
  Vendor: SMSC      Model: 223 U HS-MS       Rev: 1.95
  Type:   Direct-Access                      ANSI SCSI revision: 02
  Vendor: SMSC      Model: 223 U HS-SM       Rev: 1.95
  Type:   Direct-Access                      ANSI SCSI revision: 02
  Vendor: SMSC      Model: 223 U HS-SD/MMC   Rev: 1.95
  Type:   Direct-Access                      ANSI SCSI revision: 02

Attached scsi removable disk sda at scsi0, channel 0, id 0, lun 0 Attached scsi removable disk sdb at scsi0, channel 0, id 0, lun 1 Attached scsi removable disk sdc at scsi0, channel 0, id 0, lun 2 SCSI device sdd: 250880 512-byte hdwr sectors (128 MB)
sdd: assuming Write Enabled
sdd: assuming drive cache: write through
sdd: sdd1
Attached scsi removable disk sdd at scsi0, channel 0, id 0, lun 3 USB Mass Storage device found at 7
usbcore: registered new driver usb-storage
USB Mass Storage support registered.

Device not ready.  Make sure there is a disc in the drive.
Device not ready.  Make sure there is a disc in the drive.
Device not ready.  Make sure there is a disc in the drive.
Device not ready.  Make sure there is a disc in the drive.
Device not ready.  Make sure there is a disc in the drive.
Device not ready.  Make sure there is a disc in the drive.

============================8<=====================================

Here's the "lsusb" output:

============================8<===================================== Bus 003 Device 007: ID 0424:223a Standard Microsystems Corp. Bus 003 Device 001: ID 0000:0000
Bus 002 Device 002: ID 046d:c00e Logitech, Inc. Optical Mouse Bus 002 Device 001: ID 0000:0000
Bus 001 Device 002: ID 0731:0528 Susteen, Inc.
Bus 001 Device 001: ID 0000:0000 ============================8<=====================================

Here's /proc/scsi/usb-storage/0:

============================8<=====================================
Host scsi0: usb-storage

       Vendor: SMSC
      Product: 223 USB97C223

Serial Number: 031017200000
Protocol: Transparent SCSI
Transport: Bulk
Quirks:
============================8<=====================================

If you need anything else, let me know.

Thanks,
-Sven Neuhaus

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