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Searched refs:cmbsz (Results 1 – 2 of 2) sorted by relevance

/linux/Documentation/ABI/stable/
H A Dsysfs-nvme119 visible when the controller has a CMB (cmbsz != 0).
123 What: /sys/class/nvme/nvmeX/cmbsz
131 cmbsz: Shows the CMBSZ register value.
133 cmbloc and cmbsz are only visible when the controller has
/linux/drivers/nvme/host/
H A Dpci.c314 u32 cmbsz; member
2126 if (qid && dev->cmb_use_sqes && (dev->cmbsz & NVME_CMBSZ_SQS)) { in nvme_alloc_sq_cmds()
2465 u8 szu = (dev->cmbsz >> NVME_CMBSZ_SZU_SHIFT) & NVME_CMBSZ_SZU_MASK; in nvme_cmb_size_unit()
2472 return (dev->cmbsz >> NVME_CMBSZ_SZ_SHIFT) & NVME_CMBSZ_SZ_MASK; in nvme_cmb_size()
2488 dev->cmbsz = readl(dev->bar + NVME_REG_CMBSZ); in nvme_map_cmb()
2489 if (!dev->cmbsz) in nvme_map_cmb()
2531 dev->cmb_use_sqes = use_cmb_sqes && (dev->cmbsz & NVME_CMBSZ_SQS); in nvme_map_cmb()
2533 if ((dev->cmbsz & (NVME_CMBSZ_WDS | NVME_CMBSZ_RDS)) == in nvme_map_cmb()
2769 ndev->cmbloc, ndev->cmbsz); in cmb_show()
2787 return sysfs_emit(buf, "%u\n", ndev->cmbsz); in cmbsz_show()
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