diff options
author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2019-02-14 13:40:46 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2019-02-17 15:27:38 -0800 |
commit | 5c5696f3df2acbe738526c7ba76ab7dd38e9ba49 (patch) | |
tree | ca776d2ae616aaa2f697331b90e7009df052b1c1 /drivers/net/ethernet/netronome/nfp/nfp_main.c | |
parent | ethtool: add compat for flash update (diff) | |
download | linux-dev-5c5696f3df2acbe738526c7ba76ab7dd38e9ba49.tar.xz linux-dev-5c5696f3df2acbe738526c7ba76ab7dd38e9ba49.zip |
nfp: devlink: allow flashing the device via devlink
Devlink now allows updating device flash. Implement this
callback.
Compared to ethtool update we no longer have to release
the networking locks - devlink doesn't take them.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_main.c')
-rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_main.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_main.c b/drivers/net/ethernet/netronome/nfp/nfp_main.c index 6c10e8d119e4..f4c8776e42b6 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_main.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_main.c @@ -300,6 +300,47 @@ static int nfp_pcie_sriov_configure(struct pci_dev *pdev, int num_vfs) return nfp_pcie_sriov_enable(pdev, num_vfs); } +int nfp_flash_update_common(struct nfp_pf *pf, const char *path, + struct netlink_ext_ack *extack) +{ + struct device *dev = &pf->pdev->dev; + const struct firmware *fw; + struct nfp_nsp *nsp; + int err; + + nsp = nfp_nsp_open(pf->cpp); + if (IS_ERR(nsp)) { + err = PTR_ERR(nsp); + if (extack) + NL_SET_ERR_MSG_MOD(extack, "can't access NSP"); + else + dev_err(dev, "Failed to access the NSP: %d\n", err); + return err; + } + + err = request_firmware_direct(&fw, path, dev); + if (err) { + NL_SET_ERR_MSG_MOD(extack, + "unable to read flash file from disk"); + goto exit_close_nsp; + } + + dev_info(dev, "Please be patient while writing flash image: %s\n", + path); + + err = nfp_nsp_write_flash(nsp, fw); + if (err < 0) + goto exit_release_fw; + dev_info(dev, "Finished writing flash image\n"); + err = 0; + +exit_release_fw: + release_firmware(fw); +exit_close_nsp: + nfp_nsp_close(nsp); + return err; +} + static const struct firmware * nfp_net_fw_request(struct pci_dev *pdev, struct nfp_pf *pf, const char *name) { |