[net-next 05/11] nfp: nsp: add support for hwinfo set operation

[Simon Horman]

From: Dirk van der Merwe <dirk.vanderme...@netronome.com>

Add support for the NSP HWinfo set command. This closely follows the
HWinfo lookup command.

Signed-off-by: Dirk van der Merwe <dirk.vanderme...@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicin...@netronome.com>
Signed-off-by: Simon Horman <simon.hor...@netronome.com>
---
 drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c | 15 +++++++++++++++
 drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h |  6 ++++++
 2 files changed, 21 insertions(+)

diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c 
b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
index deee91cbf1b2..f18e787fa9ad 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_HWINFO_SET       = 18, /* Set HWinfo entry */
        SPCODE_FW_LOADED        = 19, /* Is application firmware loaded */
        SPCODE_VERSIONS         = 21, /* Report FW versions */
        SPCODE_READ_SFF_EEPROM  = 22, /* Read module EEPROM */
@@ -970,6 +971,20 @@ int nfp_nsp_hwinfo_lookup_optional(struct nfp_nsp *state, 
void *buf,
        return 0;
 }
 
+int nfp_nsp_hwinfo_set(struct nfp_nsp *state, void *buf, unsigned int size)
+{
+       struct nfp_nsp_command_buf_arg hwinfo_set = {
+               {
+                       .code           = SPCODE_HWINFO_SET,
+                       .option         = size,
+               },
+               .in_buf         = buf,
+               .in_size        = size,
+       };
+
+       return nfp_nsp_command_buf(state, &hwinfo_set);
+}
+
 int nfp_nsp_fw_loaded(struct nfp_nsp *state)
 {
        const struct nfp_nsp_command_arg arg = {
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h 
b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
index a8985c2eb1f1..055fda05880d 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
@@ -24,6 +24,7 @@ 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_hwinfo_lookup_optional(struct nfp_nsp *state, void *buf,
                                   unsigned int size, const char *default_val);
+int nfp_nsp_hwinfo_set(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,
@@ -44,6 +45,11 @@ 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_hwinfo_set(struct nfp_nsp *state)
+{
+       return nfp_nsp_get_abi_ver_minor(state) > 25;
+}
+
 static inline bool nfp_nsp_has_fw_loaded(struct nfp_nsp *state)
 {
        return nfp_nsp_get_abi_ver_minor(state) > 25;
-- 
2.11.0