cxgb4: add support to flash PHY image (4ee339e1) · Commits · 戴 / test

drivers/net/ethernet/chelsio/cxgb4/cxgb4.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -141,6 +141,7 @@ enum cc_fec {

		enum {
		CXGB4_ETHTOOL_FLASH_FW = 1,
		CXGB4_ETHTOOL_FLASH_PHY = 2,
		};

		struct port_stats {

drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c

+39 −0

Original line number	Diff line number	Diff line
		@@ -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;
		}

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