This patch add attribute cpld_ctrl for dsaf port node, parse the syscon for mac_cb from dts, and change the method of access the cpld related registers through syscon. Signed-off-by: Daode Huang <huangdaode@xxxxxxxxxxxxx> Signed-off-by: Yisen Zhuang <yisen.zhuang@xxxxxxxxxx> --- .../devicetree/bindings/net/hisilicon-hns-dsaf.txt | 4 +++ drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c | 2 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 38 ++++++++++++---------- drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h | 3 +- drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 5 --- drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h | 1 - drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c | 36 +++++++++++++++----- 7 files changed, 55 insertions(+), 34 deletions(-) diff --git a/Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt b/Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt index 01380a6..c1358ea 100644 --- a/Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt +++ b/Documentation/devicetree/bindings/net/hisilicon-hns-dsaf.txt @@ -39,6 +39,10 @@ Required properties: - phy-handle: phy handle of physicl port. It is not required if there isn't phy device. see ethernet.txt [1]. - serdes-syscon: is syscon handle for SerDes register. +- cpld-syscon: is syscon handle for cpld register. It is not required if there + isn't cpld device. +- cpld-ctrl-reg: is cpld register offset. It is not required if there isn't + cpld-syscon. [1] Documentation/devicetree/bindings/net/phy.txt diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index 58341da..7a757e8 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -664,7 +664,7 @@ void hns_ae_update_led_status(struct hnae_handle *handle) assert(handle); mac_cb = hns_get_mac_cb(handle); - if (!mac_cb->cpld_vaddr) + if (!mac_cb->cpld_ctrl) return; hns_set_led_opt(mac_cb); } diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 39dd55f..f1a477d 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -82,17 +82,6 @@ static enum mac_mode hns_get_enet_interface(const struct hns_mac_cb *mac_cb) } } -int hns_mac_get_sfp_prsnt(struct hns_mac_cb *mac_cb, int *sfp_prsnt) -{ - if (!mac_cb->cpld_vaddr) - return -ENODEV; - - *sfp_prsnt = !dsaf_read_b((u8 *)mac_cb->cpld_vaddr - + MAC_SFP_PORT_OFFSET); - - return 0; -} - void hns_mac_get_link_status(struct hns_mac_cb *mac_cb, u32 *link_status) { struct mac_driver *mac_ctrl_drv; @@ -658,6 +647,8 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb) { struct device_node *np = mac_cb->dev->of_node; struct regmap *syscon; + u32 ret; + mac_cb->link = false; mac_cb->half_duplex = false; mac_cb->speed = mac_phy_to_speed[mac_cb->phy_if]; @@ -702,6 +693,23 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb) return -EINVAL; } mac_cb->serdes_ctrl = syscon; + + syscon = syscon_node_to_regmap( + of_parse_phandle(to_of_node(mac_cb->fw_port), + "cpld-syscon", 0)); + 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; + ret = fwnode_property_read_u32(mac_cb->fw_port, + "cpld-ctrl-reg", + &mac_cb->cpld_ctrl_reg); + if (ret) { + dev_err(mac_cb->dev, "get cpld-ctrl-reg fail!\n"); + return ret; + } + } return 0; } @@ -752,11 +760,6 @@ int hns_mac_get_cfg(struct dsaf_device *dsaf_dev, struct hns_mac_cb *mac_cb) mac_cb->sys_ctl_vaddr = dsaf_dev->sc_base; mac_cb->serdes_vaddr = dsaf_dev->sds_base; - if (dsaf_dev->cpld_base && !HNS_DSAF_IS_DEBUG(dsaf_dev)) { - mac_cb->cpld_vaddr = dsaf_dev->cpld_base + - mac_cb->mac_id * CPLD_ADDR_PORT_OFFSET; - cpld_led_reset(mac_cb); - } mac_cb->sfp_prsnt = 0; mac_cb->txpkt_for_led = 0; mac_cb->rxpkt_for_led = 0; @@ -781,6 +784,7 @@ int hns_mac_get_cfg(struct dsaf_device *dsaf_dev, struct hns_mac_cb *mac_cb) if (ret) return ret; + cpld_led_reset(mac_cb); mac_cb->vaddr = hns_mac_get_vaddr(dsaf_dev, mac_cb, mac_mode_idx); return 0; @@ -957,7 +961,7 @@ void hns_set_led_opt(struct hns_mac_cb *mac_cb) int hns_cpld_led_set_id(struct hns_mac_cb *mac_cb, enum hnae_led_state status) { - if (!mac_cb || !mac_cb->cpld_vaddr) + if (!mac_cb || !mac_cb->cpld_ctrl) return 0; return cpld_set_led_id(mac_cb, status); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h index 45c5f16..719816b 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.h @@ -313,10 +313,11 @@ struct hns_mac_cb { struct mac_priv priv; struct fwnode_handle *fw_port; u8 __iomem *vaddr; - u8 __iomem *cpld_vaddr; u8 __iomem *sys_ctl_vaddr; u8 __iomem *serdes_vaddr; struct regmap *serdes_ctrl; + struct regmap *cpld_ctrl; + u32 cpld_ctrl_reg; struct mac_entry_idx addr_entry_idx[DSAF_MAX_VM_NUM]; u8 sfp_prsnt; u8 cpld_led_value; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c index 542dd09..1b8439f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c @@ -198,8 +198,6 @@ unmap_base_addr: iounmap(dsaf_dev->sds_base); if (dsaf_dev->sc_base) iounmap(dsaf_dev->sc_base); - if (dsaf_dev->cpld_base) - iounmap(dsaf_dev->cpld_base); return ret; } @@ -216,9 +214,6 @@ static void hns_dsaf_free_cfg(struct dsaf_device *dsaf_dev) if (dsaf_dev->sc_base) iounmap(dsaf_dev->sc_base); - - if (dsaf_dev->cpld_base) - iounmap(dsaf_dev->cpld_base); } /** diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h index a48ef26..f0502ba 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.h @@ -277,7 +277,6 @@ struct dsaf_device { u8 __iomem *sds_base; u8 __iomem *ppe_base; u8 __iomem *io_base; - u8 __iomem *cpld_base; struct regmap *sub_ctrl; phys_addr_t ppe_paddr; diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c index 4762893..7e52ab5 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c @@ -43,8 +43,8 @@ void hns_cpld_set_led(struct hns_mac_cb *mac_cb, int link_status, pr_err("sfp_led_opt mac_dev is null!\n"); return; } - if (!mac_cb->cpld_vaddr) { - dev_err(mac_cb->dev, "mac_id=%d, cpld_vaddr is null !\n", + if (!mac_cb->cpld_ctrl) { + dev_err(mac_cb->dev, "mac_id=%d, cpld syscon is null !\n", mac_cb->mac_id); return; } @@ -61,21 +61,24 @@ void hns_cpld_set_led(struct hns_mac_cb *mac_cb, int link_status, dsaf_set_bit(value, DSAF_LED_DATA_B, data); if (value != mac_cb->cpld_led_value) { - dsaf_write_b(mac_cb->cpld_vaddr, value); + dsaf_write_syscon(mac_cb->cpld_ctrl, + mac_cb->cpld_ctrl_reg, value); mac_cb->cpld_led_value = value; } } else { - dsaf_write_b(mac_cb->cpld_vaddr, CPLD_LED_DEFAULT_VALUE); + dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg, + CPLD_LED_DEFAULT_VALUE); mac_cb->cpld_led_value = CPLD_LED_DEFAULT_VALUE; } } void cpld_led_reset(struct hns_mac_cb *mac_cb) { - if (!mac_cb || !mac_cb->cpld_vaddr) + if (!mac_cb || !mac_cb->cpld_ctrl) return; - dsaf_write_b(mac_cb->cpld_vaddr, CPLD_LED_DEFAULT_VALUE); + dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg, + CPLD_LED_DEFAULT_VALUE); mac_cb->cpld_led_value = CPLD_LED_DEFAULT_VALUE; } @@ -84,15 +87,19 @@ int cpld_set_led_id(struct hns_mac_cb *mac_cb, { switch (status) { case HNAE_LED_ACTIVE: - mac_cb->cpld_led_value = dsaf_read_b(mac_cb->cpld_vaddr); + mac_cb->cpld_led_value = + dsaf_read_syscon(mac_cb->cpld_ctrl, + mac_cb->cpld_ctrl_reg); dsaf_set_bit(mac_cb->cpld_led_value, DSAF_LED_ANCHOR_B, CPLD_LED_ON_VALUE); - dsaf_write_b(mac_cb->cpld_vaddr, mac_cb->cpld_led_value); + dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg, + mac_cb->cpld_led_value); return 2; case HNAE_LED_INACTIVE: dsaf_set_bit(mac_cb->cpld_led_value, DSAF_LED_ANCHOR_B, CPLD_LED_DEFAULT_VALUE); - dsaf_write_b(mac_cb->cpld_vaddr, mac_cb->cpld_led_value); + dsaf_write_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg, + mac_cb->cpld_led_value); break; default: break; @@ -302,6 +309,17 @@ phy_interface_t hns_mac_get_phy_if(struct hns_mac_cb *mac_cb) return phy_if; } +int hns_mac_get_sfp_prsnt(struct hns_mac_cb *mac_cb, int *sfp_prsnt) +{ + if (!mac_cb->cpld_ctrl) + return -ENODEV; + + *sfp_prsnt = !dsaf_read_syscon(mac_cb->cpld_ctrl, mac_cb->cpld_ctrl_reg + + MAC_SFP_PORT_OFFSET); + + return 0; +} + /** * hns_mac_config_sds_loopback - set loop back for serdes * @mac_cb: mac control block -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html