Re: No UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS?

2014-08-12 Thread Ulf Hansson
On 17 July 2014 14:15, Clemens Eisserer wrote: > Hi again, > > Is this the wrong mailing list to ask about throughput issues with > linux card reader drivers in general? > If it is not, please point me to the right list. This is the right list, I guess people have been busy. :-) I would as as fe

Re: No UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS?

2014-07-17 Thread Clemens Eisserer
Hi again, Is this the wrong mailing list to ask about throughput issues with linux card reader drivers in general? If it is not, please point me to the right list. Best regards, Clemens -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majord...@v

Re: No UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS?

2014-07-15 Thread Clemens Eisserer
Just a short follow-up: The card (Samsung SD Pro 16GB) the internal O2 card reader writes to sequentially at 4.2mb/s handles 14.4 mb/s in the raspberry pi (and about 30mb/s in the O2 + windows 7): Raspberry: > ce@raspberrypi:~# dd if=/dev/zero of=/dev/mmcblk0 conv=fsync bs=4M count=256 > 10737418

Re: No UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS?

2014-07-08 Thread Clemens Eisserer
Unfourtunately, nobody answered my question regarding UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS. I also didn't find any specifics on the internet, that was the reason I asked here. Does the sdhci_pci driver not support UHS at all, or is it not supported for this controller only? Is

No UHS support for O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS?

2014-06-28 Thread Clemens Eisserer
Hello, My Dell latitude has an integrated O2 Micro SDHC card reader, listed by lspci as: 0a:00.0 SD Host controller: O2 Micro, Inc. OZ600FJ0/OZ900FJ0/OZ600FJS SD/MMC Card Reader Controller (rev 05) So far I was happily using it with cheap/slow SDHC cards. However recently I bought a "Samsung SDHC