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[Bug 575898] New: Incorrect work of JMicron card reader
  • From: bugzilla_noreply@xxxxxxxxxx
  • Date: Mon, 1 Feb 2010 20:20:33 +0000
  • Message-id: <bug-575898-21960@xxxxxxxxxxxxxxxxxxxxxxxx/>
http://bugzilla.novell.com/show_bug.cgi?id=575898

http://bugzilla.novell.com/show_bug.cgi?id=575898#c0


Summary: Incorrect work of JMicron card reader
Classification: openSUSE
Product: openSUSE 11.2
Version: Final
Platform: x86-64
OS/Version: openSUSE 11.2
Status: NEW
Severity: Normal
Priority: P5 - None
Component: Kernel
AssignedTo: kernel-maintainers@xxxxxxxxxxxxxxxxxxxxxx
ReportedBy: dmitryroshchin@xxxxxxxxx
QAContact: qa@xxxxxxx
Found By: ---
Blocker: ---


User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; ru; rv:1.9.2.0)
Gecko/20100115 SUSE/3.6.0-1.2 Firefox/3.6

Notebook Lenovo Y450, card reader based on JMicron JMB38X chip. It cant
correctly read files from memory cards (SD, MMC): checksums are invalid. It
work excellent on Ubuntu 9.10 Live CD or Windows 7 (from Lenovo) i, so there
are no hardware problems.

dmesg | tail

[ 1418.154581] mmc0: new SD card at address b368
[ 1418.155261] mmcblk0: mmc0:b368 SD 976 MiB (ro)
[ 1418.155364] mmcblk0: p1

Sometimes there are no graphical identification of memory card plug-in.

dmesg | tail

[ 1400.098313] mmcblk0: error -84 transferring data, sector 3, nr 5, card
status 0x900
[ 1400.098326] end_request: I/O error, dev mmcblk0, sector 3
[ 1400.098589] mmcblk0: error -84 transferring data, sector 4, nr 4, card
status 0x900
[ 1400.098602] end_request: I/O error, dev mmcblk0, sector 4
[ 1400.098881] mmcblk0: error -84 transferring data, sector 5, nr 3, card
status 0x900
[ 1400.098894] end_request: I/O error, dev mmcblk0, sector 5
[ 1400.099165] mmcblk0: error -84 transferring data, sector 6, nr 2, card
status 0x900
[ 1400.099177] end_request: I/O error, dev mmcblk0, sector 6
[ 1400.099449] mmcblk0: error -84 transferring data, sector 7, nr 1, card
status 0x900
[ 1400.099452] end_request: I/O error, dev mmcblk0, sector 7

Reproducible: Always

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