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SubjectRe: What breaks aic7xxx in post 2.6.12-rc2 ?
On Mon, 16 May 2005, Grégoire Favre wrote:

> Hello,
>
> as I reported in
> http://marc.theaimsgroup.com/?l=linux-kernel&m=111554477416794&w=2
>
> I have lots of problem with aic7xxx (and till 2.6.12-rc2 everything
> works perfectly). I have tried to compil 2.6.12-rc4-mm1 without probe
> all Lun and it don't change anything at all to this problem.
>
> I have two different controllers :
>
> 0000:00:05.0 SCSI storage controller: Adaptec AIC-7892A U160/m (rev 02)
> 0000:00:0a.0 SCSI storage controller: Adaptec AHA-2940U/UW/D / AIC-7881U
>
> And I also use libsata.
>
> Anyone got an idea on what's going wrong ?
>
Not me, it works perfectly here, but then I have different hardware (but
using the aic7xxx driver).

Here's what 2.6.12-rc4-mm1 has to say about my devices :

[ 33.618922] scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.36
[ 33.618925] <Adaptec 29160N Ultra160 SCSI adapter>
[ 33.618927] aic7892: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs
[ 33.618930]
[ 49.640570] (scsi0:A:4:0): refuses WIDE negotiation. Using 8bit transfers
[ 49.644190] Vendor: PIONEER Model: DVD-ROM DVD-305 Rev: 1.03
[ 49.646714] Type: CD-ROM ANSI SCSI revision: 02
[ 49.649172] target0:0:4: Beginning Domain Validation
[ 49.651858] (scsi0:A:4:0): refuses WIDE negotiation. Using 8bit transfers
[ 49.657561] target0:0:4: Domain Validation skipping write tests
[ 49.660414] (scsi0:A:4): 20.000MB/s transfers (20.000MHz, offset 16)
[ 49.665476] target0:0:4: Ending Domain Validation
[ 49.673599] Vendor: PLEXTOR Model: CD-R PX-W1210S Rev: 1.01
[ 49.676263] Type: CD-ROM ANSI SCSI revision: 02
[ 49.678814] target0:0:5: Beginning Domain Validation
[ 49.683510] target0:0:5: Domain Validation skipping write tests
[ 49.686322] (scsi0:A:5): 20.000MB/s transfers (20.000MHz, offset 16)
[ 49.690423] target0:0:5: Ending Domain Validation
[ 49.694849] Vendor: IBM Model: DDYS-T36950N Rev: S96H
[ 49.697572] Type: Direct-Access ANSI SCSI revision: 03
[ 49.700193] scsi0:A:6:0: Tagged Queuing enabled. Depth 250
[ 49.702793] target0:0:6: Beginning Domain Validation
[ 49.708229] WIDTH IS 1
[ 49.711280] (scsi0:A:6): 6.600MB/s transfers (16bit)
[ 49.718361] (scsi0:A:6): 80.000MB/s transfers (40.000MHz, offset 63, 16bit)
[ 49.730609] target0:0:6: Ending Domain Validation
[ 51.784340] SCSI device sda: 71687340 512-byte hdwr sectors (36704 MB)
[ 51.788211] SCSI device sda: drive cache: write back
[ 51.791748] SCSI device sda: 71687340 512-byte hdwr sectors (36704 MB)
[ 51.795598] SCSI device sda: drive cache: write back
[ 51.798176] sda: sda1 sda2 sda3 sda4
[ 51.817055] Attached scsi disk sda at scsi0, channel 0, id 6, lun 0
[ 51.821630] sr0: scsi3-mmc drive: 16x/40x cd/rw xa/form2 cdda tray
[ 51.824276] Uniform CD-ROM driver Revision: 3.20
[ 51.826937] Attached scsi CD-ROM sr0 at scsi0, channel 0, id 4, lun 0
[ 51.831792] sr1: scsi3-mmc drive: 32x/32x writer cd/rw xa/form2 cdda tray
[ 51.834486] Attached scsi CD-ROM sr1 at scsi0, channel 0, id 5, lun 0


--
Jesper Juhl


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