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authorAndrew Rybchenko <arybchik@FreeBSD.org>2018-11-23 07:38:59 +0000
committerAndrew Rybchenko <arybchik@FreeBSD.org>2018-11-23 07:38:59 +0000
commitd55882df3e1fe657a400470fb296c00e73275210 (patch)
tree27e42b6ec6cc2d9e6234cf37bf757c8851316763
parent31e518b4c4a4bd83932b0ff62382ad3ebbd8f6fa (diff)
downloadsrc-d55882df3e1fe657a400470fb296c00e73275210.tar.gz
src-d55882df3e1fe657a400470fb296c00e73275210.zip
sfxge(4): add advanced function to extract FW version
Some libefx-based drivers might need this functionality to indicate DPCPU FW IDs as part of FW version info to assist experienced users. Submitted by: Ivan Malov <ivan.malov at oktetlabs.ru> Sponsored by: Solarflare Communications, Inc. Differential Revision: https://reviews.freebsd.org/D18065
Notes
Notes: svn path=/head/; revision=340795
-rw-r--r--sys/dev/sfxge/common/ef10_nic.c57
-rw-r--r--sys/dev/sfxge/common/efx.h18
-rw-r--r--sys/dev/sfxge/common/efx_mcdi.c73
-rw-r--r--sys/dev/sfxge/common/efx_mcdi.h9
-rw-r--r--sys/dev/sfxge/common/efx_nic.c48
5 files changed, 150 insertions, 55 deletions
diff --git a/sys/dev/sfxge/common/ef10_nic.c b/sys/dev/sfxge/common/ef10_nic.c
index 7a715495ae60..a149710cb849 100644
--- a/sys/dev/sfxge/common/ef10_nic.c
+++ b/sys/dev/sfxge/common/ef10_nic.c
@@ -494,59 +494,6 @@ fail1:
}
static __checkReturn efx_rc_t
-efx_mcdi_get_capabilities(
- __in efx_nic_t *enp,
- __out uint32_t *flagsp,
- __out uint32_t *flags2p,
- __out uint32_t *tso2ncp)
-{
- efx_mcdi_req_t req;
- uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
- MC_CMD_GET_CAPABILITIES_V2_OUT_LEN)];
- efx_rc_t rc;
-
- (void) memset(payload, 0, sizeof (payload));
- req.emr_cmd = MC_CMD_GET_CAPABILITIES;
- req.emr_in_buf = payload;
- req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
- req.emr_out_buf = payload;
- req.emr_out_length = MC_CMD_GET_CAPABILITIES_V2_OUT_LEN;
-
- efx_mcdi_execute(enp, &req);
-
- if (req.emr_rc != 0) {
- rc = req.emr_rc;
- goto fail1;
- }
-
- if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_OUT_LEN) {
- rc = EMSGSIZE;
- goto fail2;
- }
-
- *flagsp = MCDI_OUT_DWORD(req, GET_CAPABILITIES_OUT_FLAGS1);
-
- if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V2_OUT_LEN) {
- *flags2p = 0;
- *tso2ncp = 0;
- } else {
- *flags2p = MCDI_OUT_DWORD(req, GET_CAPABILITIES_V2_OUT_FLAGS2);
- *tso2ncp = MCDI_OUT_WORD(req,
- GET_CAPABILITIES_V2_OUT_TX_TSO_V2_N_CONTEXTS);
- }
-
- return (0);
-
-fail2:
- EFSYS_PROBE(fail2);
-fail1:
- EFSYS_PROBE1(fail1, efx_rc_t, rc);
-
- return (rc);
-}
-
-
-static __checkReturn efx_rc_t
efx_mcdi_alloc_vis(
__in efx_nic_t *enp,
__in uint32_t min_vi_count,
@@ -1015,8 +962,8 @@ ef10_get_datapath_caps(
uint32_t tso2nc;
efx_rc_t rc;
- if ((rc = efx_mcdi_get_capabilities(enp, &flags, &flags2,
- &tso2nc)) != 0)
+ if ((rc = efx_mcdi_get_capabilities(enp, &flags, NULL, NULL,
+ &flags2, &tso2nc)) != 0)
goto fail1;
if ((rc = ef10_mcdi_get_pf_count(enp, &encp->enc_hw_pf_count)) != 0)
diff --git a/sys/dev/sfxge/common/efx.h b/sys/dev/sfxge/common/efx.h
index 28b8c8f21fb4..f9d6e61586ee 100644
--- a/sys/dev/sfxge/common/efx.h
+++ b/sys/dev/sfxge/common/efx.h
@@ -1218,6 +1218,24 @@ extern const efx_nic_cfg_t *
efx_nic_cfg_get(
__in efx_nic_t *enp);
+typedef struct efx_nic_fw_info_s {
+ /* Basic FW version information */
+ uint16_t enfi_mc_fw_version[4];
+ /*
+ * If datapath capabilities can be detected,
+ * additional FW information is to be shown
+ */
+ boolean_t enfi_dpcpu_fw_ids_valid;
+ /* Rx and Tx datapath CPU FW IDs */
+ uint16_t enfi_rx_dpcpu_fw_id;
+ uint16_t enfi_tx_dpcpu_fw_id;
+} efx_nic_fw_info_t;
+
+extern __checkReturn efx_rc_t
+efx_nic_get_fw_version(
+ __in efx_nic_t *enp,
+ __out efx_nic_fw_info_t *enfip);
+
/* Driver resource limits (minimum required/maximum usable). */
typedef struct efx_drv_limits_s {
uint32_t edl_min_evq_count;
diff --git a/sys/dev/sfxge/common/efx_mcdi.c b/sys/dev/sfxge/common/efx_mcdi.c
index 90a783ed9db2..d078e03f7cc2 100644
--- a/sys/dev/sfxge/common/efx_mcdi.c
+++ b/sys/dev/sfxge/common/efx_mcdi.c
@@ -1029,6 +1029,79 @@ fail1:
return (rc);
}
+ __checkReturn efx_rc_t
+efx_mcdi_get_capabilities(
+ __in efx_nic_t *enp,
+ __out_opt uint32_t *flagsp,
+ __out_opt uint16_t *rx_dpcpu_fw_idp,
+ __out_opt uint16_t *tx_dpcpu_fw_idp,
+ __out_opt uint32_t *flags2p,
+ __out_opt uint32_t *tso2ncp)
+{
+ efx_mcdi_req_t req;
+ uint8_t payload[MAX(MC_CMD_GET_CAPABILITIES_IN_LEN,
+ MC_CMD_GET_CAPABILITIES_V2_OUT_LEN)];
+ boolean_t v2_capable;
+ efx_rc_t rc;
+
+ (void) memset(payload, 0, sizeof (payload));
+ req.emr_cmd = MC_CMD_GET_CAPABILITIES;
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_GET_CAPABILITIES_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_GET_CAPABILITIES_V2_OUT_LEN;
+
+ efx_mcdi_execute_quiet(enp, &req);
+
+ if (req.emr_rc != 0) {
+ rc = req.emr_rc;
+ goto fail1;
+ }
+
+ if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_OUT_LEN) {
+ rc = EMSGSIZE;
+ goto fail2;
+ }
+
+ if (flagsp != NULL)
+ *flagsp = MCDI_OUT_DWORD(req, GET_CAPABILITIES_OUT_FLAGS1);
+
+ if (rx_dpcpu_fw_idp != NULL)
+ *rx_dpcpu_fw_idp = MCDI_OUT_WORD(req,
+ GET_CAPABILITIES_OUT_RX_DPCPU_FW_ID);
+
+ if (tx_dpcpu_fw_idp != NULL)
+ *tx_dpcpu_fw_idp = MCDI_OUT_WORD(req,
+ GET_CAPABILITIES_OUT_TX_DPCPU_FW_ID);
+
+ if (req.emr_out_length_used < MC_CMD_GET_CAPABILITIES_V2_OUT_LEN)
+ v2_capable = B_FALSE;
+ else
+ v2_capable = B_TRUE;
+
+ if (flags2p != NULL) {
+ *flags2p = (v2_capable) ?
+ MCDI_OUT_DWORD(req, GET_CAPABILITIES_V2_OUT_FLAGS2) :
+ 0;
+ }
+
+ if (tso2ncp != NULL) {
+ *tso2ncp = (v2_capable) ?
+ MCDI_OUT_WORD(req,
+ GET_CAPABILITIES_V2_OUT_TX_TSO_V2_N_CONTEXTS) :
+ 0;
+ }
+
+ return (0);
+
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
static __checkReturn efx_rc_t
efx_mcdi_do_reboot(
__in efx_nic_t *enp,
diff --git a/sys/dev/sfxge/common/efx_mcdi.h b/sys/dev/sfxge/common/efx_mcdi.h
index 0045865450cb..7d4778d04820 100644
--- a/sys/dev/sfxge/common/efx_mcdi.h
+++ b/sys/dev/sfxge/common/efx_mcdi.h
@@ -139,6 +139,15 @@ efx_mcdi_version(
__out_opt uint32_t *buildp,
__out_opt efx_mcdi_boot_t *statusp);
+extern __checkReturn efx_rc_t
+efx_mcdi_get_capabilities(
+ __in efx_nic_t *enp,
+ __out_opt uint32_t *flagsp,
+ __out_opt uint16_t *rx_dpcpu_fw_idp,
+ __out_opt uint16_t *tx_dpcpu_fw_idp,
+ __out_opt uint32_t *flags2p,
+ __out_opt uint32_t *tso2ncp);
+
extern __checkReturn efx_rc_t
efx_mcdi_read_assertion(
__in efx_nic_t *enp);
diff --git a/sys/dev/sfxge/common/efx_nic.c b/sys/dev/sfxge/common/efx_nic.c
index 86356d83461f..c8ea5b6de6e1 100644
--- a/sys/dev/sfxge/common/efx_nic.c
+++ b/sys/dev/sfxge/common/efx_nic.c
@@ -621,6 +621,54 @@ efx_nic_cfg_get(
return (&(enp->en_nic_cfg));
}
+ __checkReturn efx_rc_t
+efx_nic_get_fw_version(
+ __in efx_nic_t *enp,
+ __out efx_nic_fw_info_t *enfip)
+{
+ uint16_t mc_fw_version[4];
+ efx_rc_t rc;
+
+ if (enfip == NULL) {
+ rc = EINVAL;
+ goto fail1;
+ }
+
+ EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
+ EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
+
+ rc = efx_mcdi_version(enp, mc_fw_version, NULL, NULL);
+ if (rc != 0)
+ goto fail2;
+
+ rc = efx_mcdi_get_capabilities(enp, NULL,
+ &enfip->enfi_rx_dpcpu_fw_id,
+ &enfip->enfi_tx_dpcpu_fw_id,
+ NULL, NULL);
+ if (rc == 0) {
+ enfip->enfi_dpcpu_fw_ids_valid = B_TRUE;
+ } else if (rc == ENOTSUP) {
+ enfip->enfi_dpcpu_fw_ids_valid = B_FALSE;
+ enfip->enfi_rx_dpcpu_fw_id = 0;
+ enfip->enfi_tx_dpcpu_fw_id = 0;
+ } else {
+ goto fail3;
+ }
+
+ memcpy(enfip->enfi_mc_fw_version, mc_fw_version, sizeof(mc_fw_version));
+
+ return (0);
+
+fail3:
+ EFSYS_PROBE(fail3);
+fail2:
+ EFSYS_PROBE(fail2);
+fail1:
+ EFSYS_PROBE1(fail1, efx_rc_t, rc);
+
+ return (rc);
+}
+
#if EFSYS_OPT_DIAG
__checkReturn efx_rc_t