Hi Wolfram-san, > From: Wolfram Sang, Sent: Tuesday, November 10, 2020 11:21 PM > > While working on another improvement for the reset routine, I noted an > issue with an old Gen2 SDHI instance which did not have a SCC. It turned > out that we never distinguished between the SCC and non-SCC versions on > Gen2 when it came to resetting. So far, it went OK but my upcoming > change broke. So, this series fixes the underlying issue by only > resetting the SCC when one is available. > > I made very fine-grained patches because this driver is so fragile. > Nonetheless, my tests on a Renesas Lager board (R-Car H2) and > Salvator-XS (R-Car M3-N) were successful. Debug output showed that > proper code paths were taken and checksumming large files worked as well > as reinserting cards. The patches are based on mmc/next and 5.11 will > do because there seems to be no issue with current kernels. > > I'd be very happy about further review and testing! Thank you for the patch! Reviewed-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx> And, I tested on Salvator-XS (R-Car H3 and R-Car M3-W+). So, Tested-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx> Best regards, Yoshihiro Shimoda