From 4ee339e1e92a9cff6ceda5a81622625ffe554163 Mon Sep 17 00:00:00 2001 From: Vishal Kulkarni Date: Thu, 18 Jun 2020 11:35:53 +0530 Subject: [PATCH] cxgb4: add support to flash PHY image Update set_flash to flash PHY image to flash region Signed-off-by: Vishal Kulkarni Signed-off-by: David S. Miller --- drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 1 + .../ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 39 +++++++++++++++++++ 2 files changed, 40 insertions(+) diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index a7a1e1f5d554..b49d16a54ada 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -141,6 +141,7 @@ enum cc_fec { enum { CXGB4_ETHTOOL_FLASH_FW = 1, + CXGB4_ETHTOOL_FLASH_PHY = 2, }; struct port_stats { diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 92f79d0cd6ab..7118ba016f01 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -26,6 +26,7 @@ static void set_msglevel(struct net_device *dev, u32 val) static const char * const flash_region_strings[] = { "All", "Firmware", + "PHY Firmware", }; static const char stats_strings[][ETH_GSTRING_LEN] = { @@ -1240,6 +1241,39 @@ out: return err; } +#define CXGB4_PHY_SIG 0x130000ea + +static int cxgb4_validate_phy_image(const u8 *data, u32 *size) +{ + struct cxgb4_fw_data *header; + + header = (struct cxgb4_fw_data *)data; + if (be32_to_cpu(header->signature) != CXGB4_PHY_SIG) + return -EINVAL; + + return 0; +} + +static int cxgb4_ethtool_flash_phy(struct net_device *netdev, + const u8 *data, u32 size) +{ + struct adapter *adap = netdev2adap(netdev); + int ret; + + ret = cxgb4_validate_phy_image(data, NULL); + if (ret) { + dev_err(adap->pdev_dev, "PHY signature mismatch\n"); + return ret; + } + + ret = t4_load_phy_fw(adap, MEMWIN_NIC, &adap->win0_lock, + NULL, data, size); + if (ret) + dev_err(adap->pdev_dev, "Failed to load PHY FW\n"); + + return ret; +} + static int cxgb4_ethtool_flash_fw(struct net_device *netdev, const u8 *data, u32 size) { @@ -1273,6 +1307,9 @@ static int cxgb4_ethtool_flash_region(struct net_device *netdev, case CXGB4_ETHTOOL_FLASH_FW: ret = cxgb4_ethtool_flash_fw(netdev, data, size); break; + case CXGB4_ETHTOOL_FLASH_PHY: + ret = cxgb4_ethtool_flash_phy(netdev, data, size); + break; default: ret = -EOPNOTSUPP; break; @@ -1306,6 +1343,8 @@ static int cxgb4_ethtool_get_flash_region(const u8 *data, u32 *size) { if (!cxgb4_validate_fw_image(data, size)) return CXGB4_ETHTOOL_FLASH_FW; + if (!cxgb4_validate_phy_image(data, size)) + return CXGB4_ETHTOOL_FLASH_PHY; return -EOPNOTSUPP; }