netdev - [PATCH net-next v2 03/11] nfp: nsp: add support for fw

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Message-Id: <20190908235427.9757-4-simon.horman@netronome.com>
Date:   Mon,  9 Sep 2019 00:54:19 +0100
From:   Simon Horman <simon.horman@...ronome.com>
To:     David Miller <davem@...emloft.net>
Cc:     Jakub Kicinski <jakub.kicinski@...ronome.com>,
        netdev@...r.kernel.org, oss-drivers@...ronome.com,
        Dirk van der Merwe <dirk.vandermerwe@...ronome.com>,
        Simon Horman <simon.horman@...ronome.com>
Subject: [PATCH net-next v2 03/11] nfp: nsp: add support for fw_loaded command

From: Dirk van der Merwe <dirk.vandermerwe@...ronome.com>

Add support for the simple command that indicates whether application
firmware is loaded.

Signed-off-by: Dirk van der Merwe <dirk.vandermerwe@...ronome.com>
Signed-off-by: Jakub Kicinski <jakub.kicinski@...ronome.com>
Signed-off-by: Simon Horman <simon.horman@...ronome.com>
---
 drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c | 10 ++++++++++
 drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h |  6 ++++++
 2 files changed, 16 insertions(+)

diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
index 9a08623c325d..b4c5dc5f7404 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
@@ -96,6 +96,7 @@ enum nfp_nsp_cmd {
 	SPCODE_NSP_IDENTIFY	= 13, /* Read NSP version */
 	SPCODE_FW_STORED	= 16, /* If no FW loaded, load flash app FW */
 	SPCODE_HWINFO_LOOKUP	= 17, /* Lookup HWinfo with overwrites etc. */
+	SPCODE_FW_LOADED	= 19, /* Is application firmware loaded */
 	SPCODE_VERSIONS		= 21, /* Report FW versions */
 	SPCODE_READ_SFF_EEPROM	= 22, /* Read module EEPROM */
 };
@@ -925,6 +926,15 @@ int nfp_nsp_hwinfo_lookup(struct nfp_nsp *state, void *buf, unsigned int size)
 	return 0;
 }
 
+int nfp_nsp_fw_loaded(struct nfp_nsp *state)
+{
+	const struct nfp_nsp_command_arg arg = {
+		.code		= SPCODE_FW_LOADED,
+	};
+
+	return __nfp_nsp_command(state, &arg);
+}
+
 int nfp_nsp_versions(struct nfp_nsp *state, void *buf, unsigned int size)
 {
 	struct nfp_nsp_command_buf_arg versions = {
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
index 22ee6985ee1c..4ceecff347c6 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
@@ -22,6 +22,7 @@ int nfp_nsp_write_flash(struct nfp_nsp *state, const struct firmware *fw);
 int nfp_nsp_mac_reinit(struct nfp_nsp *state);
 int nfp_nsp_load_stored_fw(struct nfp_nsp *state);
 int nfp_nsp_hwinfo_lookup(struct nfp_nsp *state, void *buf, unsigned int size);
+int nfp_nsp_fw_loaded(struct nfp_nsp *state);
 int nfp_nsp_read_module_eeprom(struct nfp_nsp *state, int eth_index,
 			       unsigned int offset, void *data,
 			       unsigned int len, unsigned int *read_len);
@@ -41,6 +42,11 @@ static inline bool nfp_nsp_has_hwinfo_lookup(struct nfp_nsp *state)
 	return nfp_nsp_get_abi_ver_minor(state) > 24;
 }
 
+static inline bool nfp_nsp_has_fw_loaded(struct nfp_nsp *state)
+{
+	return nfp_nsp_get_abi_ver_minor(state) > 25;
+}
+
 static inline bool nfp_nsp_has_versions(struct nfp_nsp *state)
 {
 	return nfp_nsp_get_abi_ver_minor(state) > 27;
-- 
2.11.0