[PATCH] nvme-pci: add NVME_QUIRK_DELAY_BEFORE_CHK_RDY for MAXIO MAP1602

Keith Busch kbusch at kernel.org
Mon Jul 17 01:03:32 PDT 2023


On Mon, Jul 17, 2023 at 07:41:26AM +0000, Sean Wang wrote:
> My two SSDs are from different companies, but they all use MaxIO 1602 nvme controllers.
> 
> After applying this patch, they could work.
> 
> Otherwise, here is a workaround to make live cd to recognize these SSDs:
> 
> 
> echo “1” > /sys/bus/pci/devices/0000:02:00.0/remove
> sleep 1
> echo “1” > /sys/bus/pci/rescan
> 
> Where device id (02:00.0) could be found via
> 
> lspci -nn -d ::0108

We have a generic solution for such devices as of 6.5-rc2 so it should
work now; however, it's still recommended to get devices with this
behavior in the quirk list in order to ensure that the we get udev to
generate deterministic symlinks. Since this controller is used by
multiple vendors, though, it's unclear if this quirk applies to all
variations.



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