Messages in this thread | | | Date | Wed, 18 Mar 2009 10:28:06 -0500 | Subject | MMC: driver fails to recognize insert-remove SD card after data transfer error 84 | From | Ishaq Khan <> |
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Hi,
Montavista kernel 2.6.21 on omap2430
I have been trying to fix a problem in the MMC driver on OMAP2430. After rapid insert and remove SD card operation, I see the following error message (caused due to data timeout). After this happens the driver no longer detects insertions/removals..
[ 1013.320000] mmcblk2: error -84 transferring data, sector 7961, nr 8, card status 0x900
followed by bunch of I/O errors
[ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7961 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7962 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7963 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7964 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7965 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7966 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7967 [ 1013.330000] end_request: I/O error, dev mmcblk2, sector 7968
I have tried a number of patches that floating around but do no good to fix this problem. Would appreciate if someone could share their views regarding this problem.
Thanks
Ishaq
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