Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 2dc0865e authored by Vasundhara Volam's avatar Vasundhara Volam Committed by David S. Miller
Browse files

bnxt_en: Add a driver specific gre_ver_check devlink parameter. 



This patch adds following driver-specific permanent mode boolean
parameter.

gre_ver_check - Generic Routing Encapsulation(GRE) version check
will be enabled in the device. If disabled, device skips version
checking for GRE packets.

Cc: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: default avatarVasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f399e849

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

+23 −1
Original line number Diff line number Diff line
@@ -21,6 +21,11 @@ static const struct devlink_ops bnxt_dl_ops = { 
#endif /* CONFIG_BNXT_SRIOV */

};



enum bnxt_dl_param_id {

	BNXT_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,

	BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK,

};



static const struct bnxt_dl_nvm_param nvm_params[] = {

	{DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV, NVM_OFF_ENABLE_SRIOV,

	 BNXT_NVM_SHARED_CFG, 1},
@@ -30,6 +35,8 @@ static const struct bnxt_dl_nvm_param nvm_params[] = { 
	 NVM_OFF_MSIX_VEC_PER_PF_MAX, BNXT_NVM_SHARED_CFG, 10},

	{DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,

	 NVM_OFF_MSIX_VEC_PER_PF_MIN, BNXT_NVM_SHARED_CFG, 7},

	{BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, NVM_OFF_DIS_GRE_VER_CHECK,

	 BNXT_NVM_SHARED_CFG, 1},

};



static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
@@ -112,9 +119,15 @@ static int bnxt_dl_nvm_param_get(struct devlink *dl, u32 id, 
{

	struct hwrm_nvm_get_variable_input req = {0};

	struct bnxt *bp = bnxt_get_bp_from_dl(dl);

	int rc;



	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_VARIABLE, -1, -1);

	return bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);

	rc = bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);

	if (!rc)

		if (id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK)

			ctx->val.vbool = !ctx->val.vbool;



	return rc;

}



static int bnxt_dl_nvm_param_set(struct devlink *dl, u32 id,
@@ -124,6 +137,10 @@ static int bnxt_dl_nvm_param_set(struct devlink *dl, u32 id, 
	struct bnxt *bp = bnxt_get_bp_from_dl(dl);



	bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_SET_VARIABLE, -1, -1);



	if (id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK)

		ctx->val.vbool = !ctx->val.vbool;



	return bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);

}
@@ -164,6 +181,11 @@ static const struct devlink_param bnxt_dl_params[] = { 
			      BIT(DEVLINK_PARAM_CMODE_PERMANENT),

			      bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,

			      bnxt_dl_msix_validate),

	DEVLINK_PARAM_DRIVER(BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK,

			     "gre_ver_check", DEVLINK_PARAM_TYPE_BOOL,

			     BIT(DEVLINK_PARAM_CMODE_PERMANENT),

			     bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,

			     NULL),

};



int bnxt_dl_register(struct bnxt *bp)

drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h

+1 −0
Original line number Diff line number Diff line
@@ -36,6 +36,7 @@ static inline void bnxt_link_bp_to_dl(struct bnxt *bp, struct devlink *dl) 
#define NVM_OFF_MSIX_VEC_PER_PF_MAX	108

#define NVM_OFF_MSIX_VEC_PER_PF_MIN	114

#define NVM_OFF_IGNORE_ARI		164

#define NVM_OFF_DIS_GRE_VER_CHECK	171

#define NVM_OFF_ENABLE_SRIOV		401



#define BNXT_MSIX_VEC_MAX	1280