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Code Issues Releases Activity

nvme: Remove the software progress marker SET_FEATURE command during

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controller initialization.

The spec says OS drivers should send this command after controller
initialization completes successfully, but other NVMe OS drivers are
not sending this command.  This change will therefore reduce differences
between the FreeBSD and other OS drivers.

Sponsored by:	Intel
MFC after:	3 days
This commit is contained in:
Jim Harris 2014-03-17 22:36:04 +00:00
parent 5d16b89793
commit 2b26030cbc
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=263277
1 changed files with 0 additions and 10 deletions
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10
sys/dev/nvme/nvme_ctrlr.c
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@ -842,16 +842,6 @@ nvme_ctrlr_start(void *ctrlr_arg)
for (i = 0; i < ctrlr->num_io_queues; i++)
nvme_io_qpair_enable(&ctrlr->ioq[i]);
/*
* Clear software progress marker to 0, to indicate to pre-boot
* software that OS driver load was successful.
*
* Chatham does not support this feature.
*/
if (pci_get_devid(ctrlr->dev) != CHATHAM_PCI_ID)
nvme_ctrlr_cmd_set_feature(ctrlr,
NVME_FEAT_SOFTWARE_PROGRESS_MARKER, 0, NULL, 0, NULL, NULL);
}
void