On Sunday, 9 of March 2008, Andrey Borzenkov wrote: > Rafael J. Wysocki wrote: > > > Hi, > > > > On one of my test boxes I'm unable to do just about anything with audio > > CDs using the current -git (2.6.24 is fine in that respect on the same > > box). > > > > When an audio CD is inserted into the drive, I get the following errors in > > dmesg and nothing more happens (quite obviously): > > > > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > > ata1.00: cmd a0/01:00:00:10:00/00:00:00:00:00/a0 tag 0 dma 16400 in > > cdb 42 02 40 01 00 00 00 00 10 00 00 00 00 00 00 00 > > res 40/00:00:00:18:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > > ata1.00: status: { DRDY } > > ata1: soft resetting link > > ata1.00: configured for UDMA/33 > > ata1: EH complete > > ata1.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen > > ata1.00: cmd a0/01:00:00:10:00/00:00:00:00:00/a0 tag 0 dma 16400 in > > cdb 42 02 40 01 00 00 00 00 10 00 00 00 00 00 00 00 > > res 40/00:00:00:18:00/00:00:00:00:00/a0 Emask 0x4 (timeout) > > ata1.00: status: { DRDY } > > ata1: port is slow to respond, please be patient (Status 0x80) > > ata1: device not ready (errno=-16), forcing hardreset > > ata1: soft resetting link > > ata1.00: qc timeout (cmd 0xa1) > > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > > ata1.00: revalidation failed (errno=-5) > > ata1: failed to recover some devices, retrying in 5 secs > > ata1: port is slow to respond, please be patient (Status 0x80) > > ata1: device not ready (errno=-16), forcing hardreset > > ata1: soft resetting link > > ata1.00: qc timeout (cmd 0xa1) > > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > > ata1.00: revalidation failed (errno=-5) > > ata1: failed to recover some devices, retrying in 5 secs > > ata1: port is slow to respond, please be patient (Status 0x80) > > ata1: device not ready (errno=-16), forcing hardreset > > ata1: soft resetting link > > ata1.00: qc timeout (cmd 0xa1) > > ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4) > > ata1.00: revalidation failed (errno=-5) > > ata1.00: disabled > > > > where ata1 is: > > > > scsi0 : pata_ali > > scsi1 : pata_ali > > Oh, is it only with audio CDs? I am unable to use DVD on pata_ali in DMA at > all. Have you tried to disable ATAPI DMA (libata.dma=1)? Data CDs seem to work fine here. Thanks, Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html