Commit 5102836d authored by Pavan Chebbi's avatar Pavan Chebbi Committed by Jason Gunthorpe
Browse files

fwctl/bnxt_en: Create an aux device for fwctl 

Create an additional auxiliary device to support fwctl.
The next patch will create bnxt_fwctl and bind to this
device.

Link: https://patch.msgid.link/r/20260314151605.932749-4-pavan.chebbi@broadcom.com


Reviewed-by: default avatarAndy Gospodarek <gospo@broadcom.com>
Reviewed-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarPavan Chebbi <pavan.chebbi@broadcom.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 2c7c85c8

drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c

+10 −2
Original line number Diff line number Diff line
@@ -50,6 +50,8 @@ static bool bnxt_auxdev_is_active(struct bnxt *bp, int idx) 


static struct bnxt_aux_device bnxt_aux_devices[__BNXT_AUXDEV_MAX] = {{

	.name		= "rdma",

}, {

	.name		= "fwctl",

}};



static void bnxt_fill_msix_vecs(struct bnxt *bp, struct bnxt_msix_entry *ent)
@@ -278,6 +280,11 @@ void bnxt_ulp_stop(struct bnxt *bp) 
		aux_priv = bp->aux_priv[i];

		edev = bp->edev[i];

		mutex_lock(&edev->en_dev_lock);

		if (i == BNXT_AUXDEV_FWCTL) {

			edev->flags |= BNXT_EN_FLAG_ULP_STOPPED;

			mutex_unlock(&edev->en_dev_lock);

			continue;

		}

		if (!bnxt_ulp_registered(edev) ||

		    (edev->flags & BNXT_EN_FLAG_ULP_STOPPED)) {

			mutex_unlock(&edev->en_dev_lock);
@@ -316,7 +323,7 @@ void bnxt_ulp_start(struct bnxt *bp) 
		aux_priv = bp->aux_priv[i];

		edev = bp->edev[i];

		mutex_lock(&edev->en_dev_lock);

		if (!bnxt_ulp_registered(edev) ||

		if (i == BNXT_AUXDEV_FWCTL || !bnxt_ulp_registered(edev) ||

		    !(edev->flags & BNXT_EN_FLAG_ULP_STOPPED)) {

			goto clear_flag_continue;

		}
@@ -520,7 +527,8 @@ void bnxt_aux_devices_add(struct bnxt *bp) 
			aux_dev = &bp->aux_priv[idx]->aux_dev;

			rc = auxiliary_device_add(aux_dev);

			if (rc) {

				netdev_warn(bp->dev, "Failed to add auxiliary device for ROCE\n");

				netdev_warn(bp->dev, "Failed to add auxiliary device for auxdev type %d\n",

					    idx);

				auxiliary_device_uninit(aux_dev);

				if (idx == BNXT_AUXDEV_RDMA)

					bp->flags &= ~BNXT_FLAG_ROCE_CAP;

include/linux/bnxt/ulp.h

+1 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ struct bnxt; 


enum bnxt_auxdev_type {

	BNXT_AUXDEV_RDMA = 0,

	BNXT_AUXDEV_FWCTL,

	__BNXT_AUXDEV_MAX

};