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path: root/drivers/net/sfc/base/efx_lic.c
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Diffstat (limited to 'drivers/net/sfc/base/efx_lic.c')
-rw-r--r--drivers/net/sfc/base/efx_lic.c74
1 files changed, 23 insertions, 51 deletions
diff --git a/drivers/net/sfc/base/efx_lic.c b/drivers/net/sfc/base/efx_lic.c
index 2cd05cc8..7ad6ed2a 100644
--- a/drivers/net/sfc/base/efx_lic.c
+++ b/drivers/net/sfc/base/efx_lic.c
@@ -340,12 +340,11 @@ efx_mcdi_fc_license_update_license(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
- uint8_t payload[MC_CMD_FC_IN_LICENSE_LEN];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_FC_IN_LICENSE_LEN, 0);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_SIENA);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_FC;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_FC_IN_LICENSE_LEN;
@@ -386,13 +385,12 @@ efx_mcdi_fc_license_get_key_stats(
__out efx_key_stats_t *eksp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_FC_IN_LICENSE_LEN,
- MC_CMD_FC_OUT_LICENSE_LEN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_FC_IN_LICENSE_LEN,
+ MC_CMD_FC_OUT_LICENSE_LEN);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_SIENA);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_FC;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_FC_IN_LICENSE_LEN;
@@ -711,8 +709,8 @@ efx_mcdi_licensed_app_state(
__out boolean_t *licensedp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_GET_LICENSED_APP_STATE_IN_LEN,
- MC_CMD_GET_LICENSED_APP_STATE_OUT_LEN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LICENSED_APP_STATE_IN_LEN,
+ MC_CMD_GET_LICENSED_APP_STATE_OUT_LEN);
uint32_t app_state;
efx_rc_t rc;
@@ -724,7 +722,6 @@ efx_mcdi_licensed_app_state(
goto fail1;
}
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_GET_LICENSED_APP_STATE;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_GET_LICENSED_APP_STATE_IN_LEN;
@@ -770,12 +767,11 @@ efx_mcdi_licensing_update_licenses(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
- uint8_t payload[MC_CMD_LICENSING_IN_LEN];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_IN_LEN, 0);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_LICENSING;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_LICENSING_IN_LEN;
@@ -813,13 +809,12 @@ efx_mcdi_licensing_get_key_stats(
__out efx_key_stats_t *eksp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_LICENSING_IN_LEN,
- MC_CMD_LICENSING_OUT_LEN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_IN_LEN,
+ MC_CMD_LICENSING_OUT_LEN);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_HUNTINGTON);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_LICENSING;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_LICENSING_IN_LEN;
@@ -877,12 +872,11 @@ efx_mcdi_licensing_v3_update_licenses(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
- uint8_t payload[MC_CMD_LICENSING_V3_IN_LEN];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_V3_IN_LEN, 0);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_MEDFORD);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_LICENSING_V3;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_LICENSING_V3_IN_LEN;
@@ -913,13 +907,12 @@ efx_mcdi_licensing_v3_report_license(
__out efx_key_stats_t *eksp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_LICENSING_V3_IN_LEN,
- MC_CMD_LICENSING_V3_OUT_LEN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_V3_IN_LEN,
+ MC_CMD_LICENSING_V3_OUT_LEN);
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_MEDFORD);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_LICENSING_V3;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_LICENSING_V3_IN_LEN;
@@ -976,14 +969,13 @@ efx_mcdi_licensing_v3_app_state(
__out boolean_t *licensedp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_GET_LICENSED_V3_APP_STATE_IN_LEN,
- MC_CMD_GET_LICENSED_V3_APP_STATE_OUT_LEN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_GET_LICENSED_V3_APP_STATE_IN_LEN,
+ MC_CMD_GET_LICENSED_V3_APP_STATE_OUT_LEN);
uint32_t app_state;
efx_rc_t rc;
EFSYS_ASSERT(enp->en_family == EFX_FAMILY_MEDFORD);
- (void) memset(payload, 0, sizeof (payload));
req.emr_cmd = MC_CMD_GET_LICENSED_V3_APP_STATE;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_GET_LICENSED_V3_APP_STATE_IN_LEN;
@@ -1034,27 +1026,15 @@ efx_mcdi_licensing_v3_get_id(
uint8_t *bufferp)
{
efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_LICENSING_GET_ID_V3_IN_LEN,
- MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN)];
+ EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_GET_ID_V3_IN_LEN,
+ MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX);
efx_rc_t rc;
req.emr_cmd = MC_CMD_LICENSING_GET_ID_V3;
-
- if (bufferp == NULL) {
- /* Request id type and length only */
- req.emr_in_buf = bufferp;
- req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
- req.emr_out_buf = bufferp;
- req.emr_out_length = MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN;
- (void) memset(payload, 0, sizeof (payload));
- } else {
- /* Request full buffer */
- req.emr_in_buf = bufferp;
- req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
- req.emr_out_buf = bufferp;
- req.emr_out_length = MIN(buffer_size, MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX);
- (void) memset(bufferp, 0, req.emr_out_length);
- }
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX;
efx_mcdi_execute_quiet(enp, &req);
@@ -1071,18 +1051,10 @@ efx_mcdi_licensing_v3_get_id(
*typep = MCDI_OUT_DWORD(req, LICENSING_GET_ID_V3_OUT_LICENSE_TYPE);
*lengthp = MCDI_OUT_DWORD(req, LICENSING_GET_ID_V3_OUT_LICENSE_ID_LENGTH);
- if (bufferp == NULL) {
- /* modify length requirements to indicate to caller the extra buffering
- ** needed to read the complete output.
- */
- *lengthp += MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN;
- } else {
- /* Shift ID down to start of buffer */
- memmove(bufferp,
- bufferp + MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST,
- *lengthp);
- memset(bufferp + (*lengthp), 0,
- MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST);
+ if (bufferp != NULL) {
+ memcpy(bufferp,
+ payload + MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST,
+ MIN(buffer_size, *lengthp));
}
return (0);