Commit ba75fe7b authored by Selvin Xavier's avatar Selvin Xavier Committed by Jason Gunthorpe
Browse files

RDMA/bnxt_re: Query function capabilities from firmware 

Query Function capabilities to enable advanced features.

Link: https://lore.kernel.org/r/1686679943-17117-5-git-send-email-selvin.xavier@broadcom.com


Signed-off-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 7d3115eb

drivers/infiniband/hw/bnxt_re/main.c

+21 −0
Original line number Original line Diff line number Diff line
@@ -83,6 +83,7 @@ static int bnxt_re_netdev_event(struct notifier_block *notifier, 
				unsigned long event, void *ptr);

				unsigned long event, void *ptr);

static struct bnxt_re_dev *bnxt_re_from_netdev(struct net_device *netdev);

static struct bnxt_re_dev *bnxt_re_from_netdev(struct net_device *netdev);

static void bnxt_re_dev_uninit(struct bnxt_re_dev *rdev);

static void bnxt_re_dev_uninit(struct bnxt_re_dev *rdev);

static int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev);





static void bnxt_re_set_drv_mode(struct bnxt_re_dev *rdev, u8 mode)

static void bnxt_re_set_drv_mode(struct bnxt_re_dev *rdev, u8 mode)

{

{
@@ -91,6 +92,9 @@ static void bnxt_re_set_drv_mode(struct bnxt_re_dev *rdev, u8 mode) 
	cctx = rdev->chip_ctx;

	cctx = rdev->chip_ctx;

	cctx->modes.wqe_mode = bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx) ?

	cctx->modes.wqe_mode = bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx) ?

			       mode : BNXT_QPLIB_WQE_MODE_STATIC;

			       mode : BNXT_QPLIB_WQE_MODE_STATIC;

	if (bnxt_re_hwrm_qcaps(rdev))

		dev_err(rdev_to_dev(rdev),

			"Failed to query hwrm qcaps\n");

}

}





static void bnxt_re_destroy_chip_ctx(struct bnxt_re_dev *rdev)

static void bnxt_re_destroy_chip_ctx(struct bnxt_re_dev *rdev)
@@ -339,6 +343,23 @@ static void bnxt_re_fill_fw_msg(struct bnxt_fw_msg *fw_msg, void *msg, 
	fw_msg->timeout = timeout;

	fw_msg->timeout = timeout;

}

}





/* Query function capabilities using common hwrm */

int bnxt_re_hwrm_qcaps(struct bnxt_re_dev *rdev)

{

	struct bnxt_en_dev *en_dev = rdev->en_dev;

	struct hwrm_func_qcaps_output resp = {};

	struct hwrm_func_qcaps_input req = {};

	struct bnxt_qplib_chip_ctx *cctx;

	struct bnxt_fw_msg fw_msg = {};



	cctx = rdev->chip_ctx;

	bnxt_re_init_hwrm_hdr((void *)&req, HWRM_FUNC_QCAPS);

	req.fid = cpu_to_le16(0xffff);

	bnxt_re_fill_fw_msg(&fw_msg, (void *)&req, sizeof(req), (void *)&resp,

			    sizeof(resp), DFLT_HWRM_CMD_TIMEOUT);

	return bnxt_send_msg(en_dev, &fw_msg);

}



static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev,

static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev,

				 u16 fw_ring_id, int type)

				 u16 fw_ring_id, int type)

{

{