Hi All, With further debug, I am seeing the issue only with ADMA2, whereas SDMA and PIO mode are working fine. Can anyone help me on this issue? Regards Sai Krishna > -----Original Message----- > From: Sai Krishna Potthuri > Sent: Saturday, October 01, 2016 1:59 PM > To: 'linux-mmc@xxxxxxxxxxxxxxx' <linux-mmc@xxxxxxxxxxxxxxx> > Cc: 'Ulf Hansson' <ulf.hansson@xxxxxxxxxx> > Subject: RE: MMC timeout issue on 4.6 kernel > > Hi, > > Any help > > Regards > Sai Krishna > > > -----Original Message----- > > From: Sai Krishna Potthuri > > Sent: Monday, September 26, 2016 10:29 PM > > To: linux-mmc@xxxxxxxxxxxxxxx > > Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx> > > Subject: MMC timeout issue on 4.6 kernel > > > > Hi, > > > > With 4.6 kernel, I am doing regression test on SD which does following things. > > 1. Mount SD card. > > 2. Read and write random 1MB data. > > 3. Reboot the board. > > > > I am facing following error while reading the data from the SD card. > > > > mmc0: Timeout waiting for hardware interrupt. > > mmcblk0: error -110 transferring data, sector 8194, nr 2, cmd response > > 0x900, card status 0xb00 > > mmc0: tried to reset card > > mmc0: Timeout waiting for hardware interrupt. > > mmcblk0: error -110 transferring data, sector 8194, nr 2, cmd response > > 0x900, card status 0xb00 > > mmcblk0: retrying using single block read > > mmc0: Timeout waiting for hardware interrupt. > > mmcblk0: error -110 transferring data, sector 8194, nr 2, cmd response > > 0x900, card status 0x0 > > blk_update_request: I/O error, dev mmcblk0, sector 8194 > > mmc0: Timeout waiting for hardware interrupt. > > mmcblk0: error -110 transferring data, sector 8195, nr 1, cmd response > > 0x900, card status 0x0 > > blk_update_request: I/O error, dev mmcblk0, sector 8195 EXT2-fs > (mmcblk0p1): > > error: unable to read superblock > > mmc0: Timeout waiting for hardware interrupt. > > mmcblk0: error -110 transferring data, sector 16387, nr 61, cmd > > response 0x900, card status 0xb00 > > mmc0: tried to reset card > > > > Getting this error once in a while in regression test after several runs. > > I am not seeing this issue with 4.5 kernel. > > Please let me know if anyone has seen this issue. > > > > Regards > > Sai Krishna -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
