[dpdk-dev] [PATCH 2/3] net/sfc/base: add values for RxDPCPU firmware id recognition

Andrew Rybchenko arybchenko at solarflare.com
Mon Mar 26 14:50:35 CEST 2018


From: Roman Zhukov <Roman.Zhukov at oktetlabs.ru>

Signed-off-by: Roman Zhukov <Roman.Zhukov at oktetlabs.ru>
Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
---
 drivers/net/sfc/base/efx.h     |  7 +++++++
 drivers/net/sfc/base/efx_nic.c | 12 ++++++++++++
 2 files changed, 19 insertions(+)

diff --git a/drivers/net/sfc/base/efx.h b/drivers/net/sfc/base/efx.h
index 4994745..fd9f059 100644
--- a/drivers/net/sfc/base/efx.h
+++ b/drivers/net/sfc/base/efx.h
@@ -1294,6 +1294,13 @@ extern			const efx_nic_cfg_t *
 efx_nic_cfg_get(
 	__in		efx_nic_t *enp);
 
+/* RxDPCPU firmware id values by which FW variant can be identified */
+#define	EFX_RXDP_FULL_FEATURED_FW_ID	0x0
+#define	EFX_RXDP_LOW_LATENCY_FW_ID	0x1
+#define	EFX_RXDP_PACKED_STREAM_FW_ID	0x2
+#define	EFX_RXDP_RULES_ENGINE_FW_ID	0x5
+#define	EFX_RXDP_DPDK_FW_ID		0x6
+
 typedef struct efx_nic_fw_info_s {
 	/* Basic FW version information */
 	uint16_t	enfi_mc_fw_version[4];
diff --git a/drivers/net/sfc/base/efx_nic.c b/drivers/net/sfc/base/efx_nic.c
index 3be32ad..8014dee 100644
--- a/drivers/net/sfc/base/efx_nic.c
+++ b/drivers/net/sfc/base/efx_nic.c
@@ -604,6 +604,18 @@ efx_nic_get_fw_version(
 	EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_MCDI);
 	EFSYS_ASSERT3U(enp->en_features, &, EFX_FEATURE_MCDI);
 
+	/* Ensure RXDP_FW_ID codes match with MC_CMD_GET_CAPABILITIES codes */
+	EFX_STATIC_ASSERT(EFX_RXDP_FULL_FEATURED_FW_ID ==
+	    MC_CMD_GET_CAPABILITIES_OUT_RXDP);
+	EFX_STATIC_ASSERT(EFX_RXDP_LOW_LATENCY_FW_ID ==
+	    MC_CMD_GET_CAPABILITIES_OUT_RXDP_LOW_LATENCY);
+	EFX_STATIC_ASSERT(EFX_RXDP_PACKED_STREAM_FW_ID ==
+	    MC_CMD_GET_CAPABILITIES_OUT_RXDP_PACKED_STREAM);
+	EFX_STATIC_ASSERT(EFX_RXDP_RULES_ENGINE_FW_ID ==
+	    MC_CMD_GET_CAPABILITIES_OUT_RXDP_RULES_ENGINE);
+	EFX_STATIC_ASSERT(EFX_RXDP_DPDK_FW_ID ==
+	    MC_CMD_GET_CAPABILITIES_OUT_RXDP_DPDK);
+
 	rc = efx_mcdi_version(enp, mc_fw_version, NULL, NULL);
 	if (rc != 0)
 		goto fail2;
-- 
2.7.4



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