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| author | Ruslan Bukin <br@FreeBSD.org> | 2025-11-25 08:38:37 +0000 |
|---|---|---|
| committer | Ruslan Bukin <br@FreeBSD.org> | 2025-11-25 08:38:37 +0000 |
| commit | b87f6330013f2d04ef83c453f95db5cd3247e6e1 (patch) | |
| tree | 1f890ca86a6d2206b55b04e49631cfe8c1ae35dc | |
| parent | aac0ef54dce9d59a5ccc1151693906778cba45c9 (diff) | |
nvme(4): Increase HMB alignment.
The NVME controller in Crucial P310 disk does not accept 16-byte aligned
host memory buffer on Codasip Prime platform, but works fine on PAGE_SIZE
aligned memory.
Instead of adding a quirk, just increase alignment for everyone.
Reviewed by: jhb
Discussed with: imp
Sponsored by: CHERI Research Centre
Differential Revision: https://reviews.freebsd.org/D53296
| -rw-r--r-- | sys/dev/nvme/nvme_ctrlr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/nvme/nvme_ctrlr.c b/sys/dev/nvme/nvme_ctrlr.c index 41542d24c107..1ad4735cbef8 100644 --- a/sys/dev/nvme/nvme_ctrlr.c +++ b/sys/dev/nvme/nvme_ctrlr.c @@ -907,7 +907,7 @@ again: size = sizeof(struct nvme_hmb_desc) * ctrlr->hmb_nchunks; err = bus_dma_tag_create(bus_get_dma_tag(ctrlr->dev), - 16, 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, NULL, NULL, + PAGE_SIZE, 0, BUS_SPACE_MAXADDR, BUS_SPACE_MAXADDR, NULL, NULL, size, 1, size, 0, NULL, NULL, &ctrlr->hmb_desc_tag); if (err != 0) { nvme_printf(ctrlr, "HMB desc tag create failed %d\n", err); |