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authorJakub Kicinski <jakub.kicinski@netronome.com>2018-08-28 13:20:34 -0700
committerDavid S. Miller <davem@davemloft.net>2018-08-28 16:01:46 -0700
commit2db100002eed110e08023cc99d953646f4d62605 (patch)
treeec86f2dc7086fb3f4f8e537837917fa130d75e73 /drivers/net/ethernet
parent1c0372b67ccaf1b1fa0709475f4a53619e407e61 (diff)
nfp: attempt FW load from flash
Flash may contain a default NFP application FW. This application can either be put there by the user (with ethtool -f) or shipped with the card. If file system FW is not found, attempt to load this flash stored app FW. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_main.c6
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c6
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h6
3 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c
index 4a540c5e27fe..61c22c2935d4 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_main.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c
@@ -441,8 +441,11 @@ nfp_fw_load(struct pci_dev *pdev, struct nfp_pf *pf, struct nfp_nsp *nsp)
}
fw = nfp_net_fw_find(pdev, pf);
- if (!fw)
+ if (!fw) {
+ if (nfp_nsp_has_stored_fw_load(nsp))
+ nfp_nsp_load_stored_fw(nsp);
return 0;
+ }
dev_info(&pdev->dev, "Soft-reset, loading FW image\n");
err = nfp_nsp_device_soft_reset(nsp);
@@ -453,7 +456,6 @@ nfp_fw_load(struct pci_dev *pdev, struct nfp_pf *pf, struct nfp_nsp *nsp)
}
err = nfp_nsp_load_fw(nsp, fw);
-
if (err < 0) {
dev_err(&pdev->dev, "FW loading failed: %d\n", err);
goto exit_release_fw;
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
index e1a14f4e5e71..0cdaa1fd6bcf 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.c
@@ -100,6 +100,7 @@ enum nfp_nsp_cmd {
SPCODE_NSP_WRITE_FLASH = 11, /* Load and flash image from buffer */
SPCODE_NSP_SENSORS = 12, /* Read NSP sensor(s) */
SPCODE_NSP_IDENTIFY = 13, /* Read NSP version */
+ SPCODE_FW_STORED = 16, /* If no FW loaded, load flash app FW */
};
static const struct {
@@ -618,3 +619,8 @@ int nfp_nsp_read_sensors(struct nfp_nsp *state, unsigned int sensor_mask,
return nfp_nsp_command_buf(state, &sensors);
}
+
+int nfp_nsp_load_stored_fw(struct nfp_nsp *state)
+{
+ return nfp_nsp_command(state, SPCODE_FW_STORED);
+}
diff --git a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
index f23d9e06f097..65f2d4a6de02 100644
--- a/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
+++ b/drivers/net/ethernet/netronome/nfp/nfpcore/nfp_nsp.h
@@ -50,12 +50,18 @@ int nfp_nsp_device_soft_reset(struct nfp_nsp *state);
int nfp_nsp_load_fw(struct nfp_nsp *state, const struct firmware *fw);
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);
static inline bool nfp_nsp_has_mac_reinit(struct nfp_nsp *state)
{
return nfp_nsp_get_abi_ver_minor(state) > 20;
}
+static inline bool nfp_nsp_has_stored_fw_load(struct nfp_nsp *state)
+{
+ return nfp_nsp_get_abi_ver_minor(state) > 23;
+}
+
enum nfp_eth_interface {
NFP_INTERFACE_NONE = 0,
NFP_INTERFACE_SFP = 1,