Hello Gene! > >I updated two days ago my laptop (Thinkpad T43) from 2.6.15.1 to > > 2.6.16. Since then suspend-to-ram works but: > > > >First my dvd did not work. After remove the parameter ide1=noprobe > > from menu.lst it works again but is dedect as atapi drive (/dev/hdc not /dev/sr0) > This is correct, the ide_scsi is fully deprecated. Good to know > > and has no dma support. > This is not correct. Can you turn it on with the appropriate hdparm command? ISTR I have something about that in my rc.local file, so lets check: No, its gone from there. And there is nothing special in my /etc/fstab for /dev/hdc either. Here, it Just Works(TM) and has had since at least 2.6.15 possibly earlier. > > [root@coyote ooo]# hdparm -I /dev/hdc [...] > > As can be seen, udma4 is in effect. Maybe you should build a newer kernel after checking those options in a make xconfig? 2.6.16 here now, working fine. I have to say that this laptop works with sata. # hdparm -I /dev/hdc /dev/hdc: ATAPI CD-ROM, with removable media Model Number: MATSHITADVD-RAM UJ-822S Serial Number: Firmware Revision: 1.61 Standards: Likely used CD-ROM ATAPI-1 Configuration: DRQ response: 50us. Packet size: 12 bytes Capabilities: LBA, IORDY(can be disabled) DMA: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2 udma0 udma1 udma2 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=240ns IORDY flow control=120ns HW reset results: CBLID- below Vih Device num = 1 And i cannot set dma: # hdparm -d1 /dev/hdc /dev/hdc: setting using_dma to 1 (on) HDIO_SET_DMA failed: Operation not permitted using_dma = 0 (off) CU Michael -- Michael Ott, e-mail: michael@zolnott.de, www.zolnott.de I am registered as user #275453 with the Linux Counter, http://counter.li.org.
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