* (at your option) any later version.
*/
+#include <linux/acpi.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/phy_fixed.h>
+#include <linux/of_mdio.h>
+#include <linux/phy.h>
#include <linux/platform_device.h>
#include "hns_dsaf_main.h"
else
*link_status = 0;
- ret = hns_mac_get_sfp_prsnt(mac_cb, &sfp_prsnt);
+ ret = mac_cb->dsaf_dev->misc_op->get_sfp_prsnt(mac_cb, &sfp_prsnt);
if (!ret)
*link_status = *link_status && sfp_prsnt;
mac_ctrl_drv->mac_en_flg = 0;
mac_cb->link = 0;
- cpld_led_reset(mac_cb);
+ mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb);
}
/**
return ret;
}
+static int
+hns_mac_phy_parse_addr(struct device *dev, struct fwnode_handle *fwnode)
+{
+ u32 addr;
+ int ret;
+
+ ret = fwnode_property_read_u32(fwnode, "phy-addr", &addr);
+ if (ret) {
+ dev_err(dev, "has invalid PHY address ret:%d\n", ret);
+ return ret;
+ }
+
+ if (addr >= PHY_MAX_ADDR) {
+ dev_err(dev, "PHY address %i is too large\n", addr);
+ return -EINVAL;
+ }
+
+ return addr;
+}
+
+static int hns_mac_phydev_match(struct device *dev, void *fwnode)
+{
+ return dev->fwnode == fwnode;
+}
+
+static struct
+platform_device *hns_mac_find_platform_device(struct fwnode_handle *fwnode)
+{
+ struct device *dev;
+
+ dev = bus_find_device(&platform_bus_type, NULL,
+ fwnode, hns_mac_phydev_match);
+ return dev ? to_platform_device(dev) : NULL;
+}
+
+static int
+hns_mac_register_phydev(struct mii_bus *mdio, struct hns_mac_cb *mac_cb,
+ u32 addr)
+{
+ struct phy_device *phy;
+ const char *phy_type;
+ bool is_c45;
+ int rc;
+
+ rc = fwnode_property_read_string(mac_cb->fw_port,
+ "phy-mode", &phy_type);
+ if (rc < 0)
+ return rc;
+
+ if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_XGMII)))
+ is_c45 = 1;
+ else if (!strcmp(phy_type, phy_modes(PHY_INTERFACE_MODE_SGMII)))
+ is_c45 = 0;
+ else
+ return -ENODATA;
+
+ phy = get_phy_device(mdio, addr, is_c45);
+ if (!phy || IS_ERR(phy))
+ return -EIO;
+
+ if (mdio->irq)
+ phy->irq = mdio->irq[addr];
+
+ /* All data is now stored in the phy struct;
+ * register it
+ */
+ rc = phy_device_register(phy);
+ if (rc) {
+ phy_device_free(phy);
+ return -ENODEV;
+ }
+
+ mac_cb->phy_dev = phy;
+
+ dev_dbg(&mdio->dev, "registered phy at address %i\n", addr);
+
+ return 0;
+}
+
+static void hns_mac_register_phy(struct hns_mac_cb *mac_cb)
+{
+ struct acpi_reference_args args;
+ struct platform_device *pdev;
+ struct mii_bus *mii_bus;
+ int rc;
+ int addr;
+
+ /* Loop over the child nodes and register a phy_device for each one */
+ if (!to_acpi_device_node(mac_cb->fw_port))
+ return;
+
+ rc = acpi_node_get_property_reference(
+ mac_cb->fw_port, "mdio-node", 0, &args);
+ if (rc)
+ return;
+
+ addr = hns_mac_phy_parse_addr(mac_cb->dev, mac_cb->fw_port);
+ if (addr < 0)
+ return;
+
+ /* dev address in adev */
+ pdev = hns_mac_find_platform_device(acpi_fwnode_handle(args.adev));
+ mii_bus = platform_get_drvdata(pdev);
+ rc = hns_mac_register_phydev(mii_bus, mac_cb, addr);
+ if (!rc)
+ dev_dbg(mac_cb->dev, "mac%d register phy addr:%d\n",
+ mac_cb->mac_id, addr);
+}
+
/**
*hns_mac_get_info - get mac information from device node
*@mac_cb: mac device
*/
static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
{
- struct device_node *np = mac_cb->dev->of_node;
+ struct device_node *np;
struct regmap *syscon;
struct of_phandle_args cpld_args;
u32 ret;
* from dsaf node
*/
if (!mac_cb->fw_port) {
- mac_cb->phy_node = of_parse_phandle(np, "phy-handle",
- mac_cb->mac_id);
- if (mac_cb->phy_node)
+ np = of_parse_phandle(mac_cb->dev->of_node, "phy-handle",
+ mac_cb->mac_id);
+ mac_cb->phy_dev = of_phy_find_device(np);
+ if (mac_cb->phy_dev) {
+ /* refcount is held by of_phy_find_device()
+ * if the phy_dev is found
+ */
+ put_device(&mac_cb->phy_dev->mdio.dev);
+
dev_dbg(mac_cb->dev, "mac%d phy_node: %s\n",
- mac_cb->mac_id, mac_cb->phy_node->name);
- return 0;
- }
- if (!is_of_node(mac_cb->fw_port))
- return -EINVAL;
- /* parse property from port subnode in dsaf */
- mac_cb->phy_node = of_parse_phandle(to_of_node(mac_cb->fw_port),
- "phy-handle", 0);
- if (mac_cb->phy_node)
- dev_dbg(mac_cb->dev, "mac%d phy_node: %s\n",
- mac_cb->mac_id, mac_cb->phy_node->name);
- syscon = syscon_node_to_regmap(
- of_parse_phandle(to_of_node(mac_cb->fw_port),
- "serdes-syscon", 0));
- if (IS_ERR_OR_NULL(syscon)) {
- dev_err(mac_cb->dev, "serdes-syscon is needed!\n");
- return -EINVAL;
- }
- mac_cb->serdes_ctrl = syscon;
+ mac_cb->mac_id, np->name);
+ }
- ret = fwnode_property_read_u32(mac_cb->fw_port,
- "port-rst-offset",
- &mac_cb->port_rst_off);
- if (ret) {
- dev_dbg(mac_cb->dev,
- "mac%d port-rst-offset not found, use default value.\n",
- mac_cb->mac_id);
+ return 0;
}
- ret = fwnode_property_read_u32(mac_cb->fw_port,
- "port-mode-offset",
- &mac_cb->port_mode_off);
- if (ret) {
- dev_dbg(mac_cb->dev,
- "mac%d port-mode-offset not found, use default value.\n",
- mac_cb->mac_id);
- }
+ if (is_of_node(mac_cb->fw_port)) {
+ /* parse property from port subnode in dsaf */
+ np = of_parse_phandle(to_of_node(mac_cb->fw_port),
+ "phy-handle", 0);
+ mac_cb->phy_dev = of_phy_find_device(np);
+ if (mac_cb->phy_dev) {
+ /* refcount is held by of_phy_find_device()
+ * if the phy_dev is found
+ */
+ put_device(&mac_cb->phy_dev->mdio.dev);
+ dev_dbg(mac_cb->dev, "mac%d phy_node: %s\n",
+ mac_cb->mac_id, np->name);
+ }
- ret = of_parse_phandle_with_fixed_args(to_of_node(mac_cb->fw_port),
- "cpld-syscon", 1, 0, &cpld_args);
- if (ret) {
- dev_dbg(mac_cb->dev, "mac%d no cpld-syscon found.\n",
- mac_cb->mac_id);
- mac_cb->cpld_ctrl = NULL;
- } else {
- syscon = syscon_node_to_regmap(cpld_args.np);
+ syscon = syscon_node_to_regmap(
+ of_parse_phandle(to_of_node(mac_cb->fw_port),
+ "serdes-syscon", 0));
if (IS_ERR_OR_NULL(syscon)) {
- dev_dbg(mac_cb->dev, "no cpld-syscon found!\n");
+ dev_err(mac_cb->dev, "serdes-syscon is needed!\n");
+ return -EINVAL;
+ }
+ mac_cb->serdes_ctrl = syscon;
+
+ ret = fwnode_property_read_u32(mac_cb->fw_port,
+ "port-rst-offset",
+ &mac_cb->port_rst_off);
+ if (ret) {
+ dev_dbg(mac_cb->dev,
+ "mac%d port-rst-offset not found, use default value.\n",
+ mac_cb->mac_id);
+ }
+
+ ret = fwnode_property_read_u32(mac_cb->fw_port,
+ "port-mode-offset",
+ &mac_cb->port_mode_off);
+ if (ret) {
+ dev_dbg(mac_cb->dev,
+ "mac%d port-mode-offset not found, use default value.\n",
+ mac_cb->mac_id);
+ }
+
+ ret = of_parse_phandle_with_fixed_args(
+ to_of_node(mac_cb->fw_port), "cpld-syscon", 1, 0,
+ &cpld_args);
+ if (ret) {
+ dev_dbg(mac_cb->dev, "mac%d no cpld-syscon found.\n",
+ mac_cb->mac_id);
mac_cb->cpld_ctrl = NULL;
} else {
- mac_cb->cpld_ctrl = syscon;
- mac_cb->cpld_ctrl_reg = cpld_args.args[0];
+ syscon = syscon_node_to_regmap(cpld_args.np);
+ if (IS_ERR_OR_NULL(syscon)) {
+ dev_dbg(mac_cb->dev, "no cpld-syscon found!\n");
+ mac_cb->cpld_ctrl = NULL;
+ } else {
+ mac_cb->cpld_ctrl = syscon;
+ mac_cb->cpld_ctrl_reg = cpld_args.args[0];
+ }
}
+ } else if (is_acpi_node(mac_cb->fw_port)) {
+ hns_mac_register_phy(mac_cb);
+ } else {
+ dev_err(mac_cb->dev, "mac%d cannot find phy node\n",
+ mac_cb->mac_id);
}
return 0;
else
mac_cb->mac_type = HNAE_PORT_DEBUG;
- mac_cb->phy_if = hns_mac_get_phy_if(mac_cb);
+ mac_cb->phy_if = dsaf_dev->misc_op->get_phy_if(mac_cb);
ret = hns_mac_get_mode(mac_cb->phy_if);
if (ret < 0) {
if (ret)
return ret;
- cpld_led_reset(mac_cb);
+ mac_cb->dsaf_dev->misc_op->cpld_reset_led(mac_cb);
mac_cb->vaddr = hns_mac_get_vaddr(dsaf_dev, mac_cb, mac_mode_idx);
return 0;
int max_port_num = hns_mac_get_max_port_num(dsaf_dev);
for (i = 0; i < max_port_num; i++) {
- cpld_led_reset(dsaf_dev->mac_cb[i]);
+ dsaf_dev->misc_op->cpld_reset_led(dsaf_dev->mac_cb[i]);
dsaf_dev->mac_cb[i] = NULL;
}
}
nic_data = 0;
mac_cb->txpkt_for_led = mac_cb->hw_stats.tx_good_pkts;
mac_cb->rxpkt_for_led = mac_cb->hw_stats.rx_good_pkts;
- hns_cpld_set_led(mac_cb, (int)mac_cb->link,
+ mac_cb->dsaf_dev->misc_op->cpld_set_led(mac_cb, (int)mac_cb->link,
mac_cb->speed, nic_data);
}
if (!mac_cb || !mac_cb->cpld_ctrl)
return 0;
- return cpld_set_led_id(mac_cb, status);
+ return mac_cb->dsaf_dev->misc_op->cpld_set_led_id(mac_cb, status);
}