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path: root/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c90
1 files changed, 55 insertions, 35 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 64381be935a8..1423cc617d93 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -12,6 +12,7 @@
#include <net/devlink.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
+#include "bnxt_hwrm.h"
#include "bnxt_vfr.h"
#include "bnxt_devlink.h"
#include "bnxt_ethtool.h"
@@ -354,28 +355,34 @@ static void bnxt_copy_from_nvm_data(union devlink_param_value *dst,
static int bnxt_hwrm_get_nvm_cfg_ver(struct bnxt *bp,
union devlink_param_value *nvm_cfg_ver)
{
- struct hwrm_nvm_get_variable_input req = {0};
+ struct hwrm_nvm_get_variable_input *req;
union bnxt_nvm_data *data;
dma_addr_t data_dma_addr;
int rc;
- bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_VARIABLE, -1, -1);
- data = dma_alloc_coherent(&bp->pdev->dev, sizeof(*data),
- &data_dma_addr, GFP_KERNEL);
- if (!data)
- return -ENOMEM;
+ rc = hwrm_req_init(bp, req, HWRM_NVM_GET_VARIABLE);
+ if (rc)
+ return rc;
+
+ data = hwrm_req_dma_slice(bp, req, sizeof(*data), &data_dma_addr);
+ if (!data) {
+ rc = -ENOMEM;
+ goto exit;
+ }
- req.dest_data_addr = cpu_to_le64(data_dma_addr);
- req.data_len = cpu_to_le16(BNXT_NVM_CFG_VER_BITS);
- req.option_num = cpu_to_le16(NVM_OFF_NVM_CFG_VER);
+ hwrm_req_hold(bp, req);
+ req->dest_data_addr = cpu_to_le64(data_dma_addr);
+ req->data_len = cpu_to_le16(BNXT_NVM_CFG_VER_BITS);
+ req->option_num = cpu_to_le16(NVM_OFF_NVM_CFG_VER);
- rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT);
+ rc = hwrm_req_send_silent(bp, req);
if (!rc)
bnxt_copy_from_nvm_data(nvm_cfg_ver, data,
BNXT_NVM_CFG_VER_BITS,
BNXT_NVM_CFG_VER_BYTES);
- dma_free_coherent(&bp->pdev->dev, sizeof(*data), data, data_dma_addr);
+exit:
+ hwrm_req_drop(bp, req);
return rc;
}
@@ -562,17 +569,20 @@ static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
}
static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
- int msg_len, union devlink_param_value *val)
+ union devlink_param_value *val)
{
struct hwrm_nvm_get_variable_input *req = msg;
struct bnxt_dl_nvm_param nvm_param;
+ struct hwrm_err_output *resp;
union bnxt_nvm_data *data;
dma_addr_t data_dma_addr;
int idx = 0, rc, i;
/* Get/Set NVM CFG parameter is supported only on PFs */
- if (BNXT_VF(bp))
+ if (BNXT_VF(bp)) {
+ hwrm_req_drop(bp, req);
return -EPERM;
+ }
for (i = 0; i < ARRAY_SIZE(nvm_params); i++) {
if (nvm_params[i].id == param_id) {
@@ -581,18 +591,22 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
}
}
- if (i == ARRAY_SIZE(nvm_params))
+ if (i == ARRAY_SIZE(nvm_params)) {
+ hwrm_req_drop(bp, req);
return -EOPNOTSUPP;
+ }
if (nvm_param.dir_type == BNXT_NVM_PORT_CFG)
idx = bp->pf.port_id;
else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG)
idx = bp->pf.fw_fid - BNXT_FIRST_PF_FID;
- data = dma_alloc_coherent(&bp->pdev->dev, sizeof(*data),
- &data_dma_addr, GFP_KERNEL);
- if (!data)
+ data = hwrm_req_dma_slice(bp, req, sizeof(*data), &data_dma_addr);
+
+ if (!data) {
+ hwrm_req_drop(bp, req);
return -ENOMEM;
+ }
req->dest_data_addr = cpu_to_le64(data_dma_addr);
req->data_len = cpu_to_le16(nvm_param.nvm_num_bits);
@@ -601,26 +615,24 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
if (idx)
req->dimensions = cpu_to_le16(1);
+ resp = hwrm_req_hold(bp, req);
if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) {
bnxt_copy_to_nvm_data(data, val, nvm_param.nvm_num_bits,
nvm_param.dl_num_bytes);
- rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT);
+ rc = hwrm_req_send(bp, msg);
} else {
- rc = hwrm_send_message_silent(bp, msg, msg_len,
- HWRM_CMD_TIMEOUT);
+ rc = hwrm_req_send_silent(bp, msg);
if (!rc) {
bnxt_copy_from_nvm_data(val, data,
nvm_param.nvm_num_bits,
nvm_param.dl_num_bytes);
} else {
- struct hwrm_err_output *resp = bp->hwrm_cmd_resp_addr;
-
if (resp->cmd_err ==
NVM_GET_VARIABLE_CMD_ERR_CODE_VAR_NOT_EXIST)
rc = -EOPNOTSUPP;
}
}
- dma_free_coherent(&bp->pdev->dev, sizeof(*data), data, data_dma_addr);
+ hwrm_req_drop(bp, req);
if (rc == -EACCES)
netdev_err(bp->dev, "PF does not have admin privileges to modify NVM config\n");
return rc;
@@ -629,15 +641,17 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
static int bnxt_dl_nvm_param_get(struct devlink *dl, u32 id,
struct devlink_param_gset_ctx *ctx)
{
- struct hwrm_nvm_get_variable_input req = {0};
struct bnxt *bp = bnxt_get_bp_from_dl(dl);
+ struct hwrm_nvm_get_variable_input *req;
int rc;
- bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_VARIABLE, -1, -1);
- 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;
+ rc = hwrm_req_init(bp, req, HWRM_NVM_GET_VARIABLE);
+ if (rc)
+ return rc;
+
+ rc = bnxt_hwrm_nvm_req(bp, id, req, &ctx->val);
+ if (!rc && id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK)
+ ctx->val.vbool = !ctx->val.vbool;
return rc;
}
@@ -645,15 +659,18 @@ static int bnxt_dl_nvm_param_get(struct devlink *dl, u32 id,
static int bnxt_dl_nvm_param_set(struct devlink *dl, u32 id,
struct devlink_param_gset_ctx *ctx)
{
- struct hwrm_nvm_set_variable_input req = {0};
struct bnxt *bp = bnxt_get_bp_from_dl(dl);
+ struct hwrm_nvm_set_variable_input *req;
+ int rc;
- bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_SET_VARIABLE, -1, -1);
+ rc = hwrm_req_init(bp, req, HWRM_NVM_SET_VARIABLE);
+ if (rc)
+ return rc;
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);
+ return bnxt_hwrm_nvm_req(bp, id, req, &ctx->val);
}
static int bnxt_dl_msix_validate(struct devlink *dl, u32 id,
@@ -743,14 +760,17 @@ static void bnxt_dl_params_unregister(struct bnxt *bp)
int bnxt_dl_register(struct bnxt *bp)
{
+ const struct devlink_ops *devlink_ops;
struct devlink_port_attrs attrs = {};
struct devlink *dl;
int rc;
if (BNXT_PF(bp))
- dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl));
+ devlink_ops = &bnxt_dl_ops;
else
- dl = devlink_alloc(&bnxt_vf_dl_ops, sizeof(struct bnxt_dl));
+ devlink_ops = &bnxt_vf_dl_ops;
+
+ dl = devlink_alloc(devlink_ops, sizeof(struct bnxt_dl), &bp->pdev->dev);
if (!dl) {
netdev_warn(bp->dev, "devlink_alloc failed\n");
return -ENOMEM;
@@ -763,7 +783,7 @@ int bnxt_dl_register(struct bnxt *bp)
bp->hwrm_spec_code > 0x10803)
bp->eswitch_mode = DEVLINK_ESWITCH_MODE_LEGACY;
- rc = devlink_register(dl, &bp->pdev->dev);
+ rc = devlink_register(dl);
if (rc) {
netdev_warn(bp->dev, "devlink_register failed. rc=%d\n", rc);
goto err_dl_free;
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-23 10:22:11 +0300