Commit 949e7c06 authored by Kalesh AP's avatar Kalesh AP Committed by Leon Romanovsky
Browse files

RDMA/bnxt_re: Report QP rate limit in debugfs 



Update QP info debugfs hook to report the rate limit applied
on the QP. 0 means unlimited.

Signed-off-by: default avatarDamodharam Ammepalli <damodharam.ammepalli@broadcom.com>
Signed-off-by: default avatarKalesh AP <kalesh-anakkur.purayil@broadcom.com>
Link: https://patch.msgid.link/20260202133413.3182578-4-kalesh-anakkur.purayil@broadcom.com


Signed-off-by: default avatarLeon Romanovsky <leon@kernel.org>
parent 13edc7d4

drivers/infiniband/hw/bnxt_re/debugfs.c

+12 −2
Original line number Diff line number Diff line
@@ -87,25 +87,35 @@ static ssize_t qp_info_read(struct file *filep, 
			    size_t count, loff_t *ppos)

{

	struct bnxt_re_qp *qp = filep->private_data;

	struct bnxt_qplib_qp *qplib_qp;

	u32 rate_limit = 0;

	char *buf;

	int len;



	if (*ppos)

		return 0;



	qplib_qp = &qp->qplib_qp;

	if (qplib_qp->shaper_allocation_status)

		rate_limit = qplib_qp->rate_limit;



	buf = kasprintf(GFP_KERNEL,

			"QPN\t\t: %d\n"

			"transport\t: %s\n"

			"state\t\t: %s\n"

			"mtu\t\t: %d\n"

			"timeout\t\t: %d\n"

			"remote QPN\t: %d\n",

			"remote QPN\t: %d\n"

			"shaper allocated : %d\n"

			"rate limit\t: %d kbps\n",

			qp->qplib_qp.id,

			bnxt_re_qp_type_str(qp->qplib_qp.type),

			bnxt_re_qp_state_str(qp->qplib_qp.state),

			qp->qplib_qp.mtu,

			qp->qplib_qp.timeout,

			qp->qplib_qp.dest_qpn);

			qp->qplib_qp.dest_qpn,

			qplib_qp->shaper_allocation_status,

			rate_limit);

	if (!buf)

		return -ENOMEM;

	if (count < strlen(buf)) {