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Date: Fri, 13 May 2016 16:19:13 +0800
From: Yisen Zhuang <Yisen.Zhuang@...wei.com>
To: <davem@...emloft.net>, <rjw@...ysocki.net>, <lenb@...nel.org>
CC: <arnd@...db.de>, <andriy.shevchenko@...ux.intel.com>,
<andrew@...n.ch>, <geliangtang@....com>, <ivecera@...hat.com>,
<fengguang.wu@...el.com>, <charles.chenxin@...wei.com>,
<haifeng.wei@...wei.com>, <netdev@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>
Subject: [patch net-next 07/11] net: hns: dsaf adds support of acpi
From: Kejian Yan <yankejian@...wei.com>
Dsaf needs to get configuration parameter by ACPI, so this patch add
support of ACPI.
Signed-off-by: Kejian Yan <yankejian@...wei.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@...wei.com>
---
drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c | 80 +++----
drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c | 86 ++++---
drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c | 259 ++++++++++++---------
3 files changed, 244 insertions(+), 181 deletions(-)
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
index 527b49d..6e8f2b3 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c
@@ -689,9 +689,7 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
return 0;
}
- if (!is_of_node(mac_cb->fw_port))
- return -EINVAL;
-
+ 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);
@@ -701,47 +699,49 @@ static int hns_mac_get_info(struct hns_mac_cb *mac_cb)
mac_cb->mac_id, np->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;
-
- 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);
- }
+ 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;
- 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 = 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 = 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);
- if (IS_ERR_OR_NULL(syscon)) {
- dev_dbg(mac_cb->dev, "no cpld-syscon found!\n");
+ 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];
+ }
}
}
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
index 9afc5e6..da878b1 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
@@ -7,6 +7,7 @@
* (at your option) any later version.
*/
+#include <linux/acpi.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/interrupt.h>
@@ -32,6 +33,13 @@ const char *g_dsaf_mode_match[DSAF_MODE_MAX] = {
[DSAF_MODE_DISABLE_SP] = "single-port",
};
+static const struct acpi_device_id hns_dsaf_acpi_match[] = {
+ { "HISI00B1", 0 },
+ { "HISI00B2", 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(acpi, hns_dsaf_acpi_match);
+
int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
{
int ret, i;
@@ -43,12 +51,25 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
struct regmap *syscon;
struct resource *res;
struct device_node *np = dsaf_dev->dev->of_node;
+ struct fwnode_handle *fwnode = dsaf_dev->dev->fwnode;
+ struct acpi_device *adev;
struct platform_device *pdev = to_platform_device(dsaf_dev->dev);
- if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1"))
- dsaf_dev->dsaf_ver = AE_VERSION_1;
- else
- dsaf_dev->dsaf_ver = AE_VERSION_2;
+ if (IS_ENABLED(CONFIG_OF) && np) {
+ if (of_device_is_compatible(np, "hisilicon,hns-dsaf-v1"))
+ dsaf_dev->dsaf_ver = AE_VERSION_1;
+ else
+ dsaf_dev->dsaf_ver = AE_VERSION_2;
+ } else if (ACPI_COMPANION(dsaf_dev->dev)) {
+ adev = to_acpi_device_node(fwnode);
+ if (!acpi_match_device_ids(adev, &hns_dsaf_acpi_match[1]))
+ dsaf_dev->dsaf_ver = AE_VERSION_2;
+ else
+ dsaf_dev->dsaf_ver = AE_VERSION_1;
+ } else {
+ dev_err(dsaf_dev->dev, "cannot get cfd data from of or acpi\n");
+ return -ENXIO;
+ }
ret = device_property_read_string(dsaf_dev->dev, "mode", &mode_str);
if (ret) {
@@ -80,32 +101,40 @@ int hns_dsaf_get_cfg(struct dsaf_device *dsaf_dev)
else
dsaf_dev->dsaf_tc_mode = HRD_DSAF_4TC_MODE;
- syscon = syscon_node_to_regmap(
- of_parse_phandle(np, "subctrl-syscon", 0));
- if (IS_ERR_OR_NULL(syscon)) {
- res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++);
- if (!res) {
- dev_err(dsaf_dev->dev, "subctrl info is needed!\n");
- return -ENOMEM;
- }
- dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev, res);
- if (!dsaf_dev->sc_base) {
- dev_err(dsaf_dev->dev, "subctrl can not map!\n");
- return -ENOMEM;
- }
+ if (IS_ENABLED(CONFIG_OF) && np) {
+ syscon = syscon_node_to_regmap(
+ of_parse_phandle(np, "subctrl-syscon", 0));
+ if (IS_ERR_OR_NULL(syscon)) {
+ res = platform_get_resource(pdev, IORESOURCE_MEM,
+ res_idx++);
+ if (!res) {
+ dev_err(dsaf_dev->dev, "subctrl info is needed!\n");
+ return -ENOMEM;
+ }
- res = platform_get_resource(pdev, IORESOURCE_MEM, res_idx++);
- if (!res) {
- dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n");
- return -ENOMEM;
- }
- dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev, res);
- if (!dsaf_dev->sds_base) {
- dev_err(dsaf_dev->dev, "serdes-ctrl can not map!\n");
- return -ENOMEM;
+ dsaf_dev->sc_base = devm_ioremap_resource(&pdev->dev,
+ res);
+ if (!dsaf_dev->sc_base) {
+ dev_err(dsaf_dev->dev, "subctrl can not map!\n");
+ return -ENOMEM;
+ }
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM,
+ res_idx++);
+ if (!res) {
+ dev_err(dsaf_dev->dev, "serdes-ctrl info is needed!\n");
+ return -ENOMEM;
+ }
+
+ dsaf_dev->sds_base = devm_ioremap_resource(&pdev->dev,
+ res);
+ if (!dsaf_dev->sds_base) {
+ dev_err(dsaf_dev->dev, "serdes-ctrl can not map!\n");
+ return -ENOMEM;
+ }
+ } else {
+ dsaf_dev->sub_ctrl = syscon;
}
- } else {
- dsaf_dev->sub_ctrl = syscon;
}
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ppe-base");
@@ -2681,6 +2710,7 @@ static struct platform_driver g_dsaf_driver = {
.driver = {
.name = DSAF_DRV_NAME,
.of_match_table = g_dsaf_match,
+ .acpi_match_table = hns_dsaf_acpi_match,
},
};
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
index a843a86..ed96d7b 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c
@@ -114,16 +114,18 @@ void hns_dsaf_rst(struct dsaf_device *dsaf_dev, u32 val)
u32 xbar_reg_addr;
u32 nt_reg_addr;
- if (!val) {
- xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_REQ_REG;
- nt_reg_addr = DSAF_SUB_SC_NT_RESET_REQ_REG;
- } else {
- xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_DREQ_REG;
- nt_reg_addr = DSAF_SUB_SC_NT_RESET_DREQ_REG;
- }
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ if (!val) {
+ xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_REQ_REG;
+ nt_reg_addr = DSAF_SUB_SC_NT_RESET_REQ_REG;
+ } else {
+ xbar_reg_addr = DSAF_SUB_SC_XBAR_RESET_DREQ_REG;
+ nt_reg_addr = DSAF_SUB_SC_NT_RESET_DREQ_REG;
+ }
- dsaf_write_sub(dsaf_dev, xbar_reg_addr, RESET_REQ_OR_DREQ);
- dsaf_write_sub(dsaf_dev, nt_reg_addr, RESET_REQ_OR_DREQ);
+ dsaf_write_sub(dsaf_dev, xbar_reg_addr, RESET_REQ_OR_DREQ);
+ dsaf_write_sub(dsaf_dev, nt_reg_addr, RESET_REQ_OR_DREQ);
+ }
}
void hns_dsaf_xge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val)
@@ -134,15 +136,18 @@ void hns_dsaf_xge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val)
if (port >= DSAF_XGE_NUM)
return;
- reg_val |= RESET_REQ_OR_DREQ;
- reg_val |= 0x2082082 << dsaf_dev->mac_cb[port]->port_rst_off;
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ reg_val |= RESET_REQ_OR_DREQ;
- if (val == 0)
- reg_addr = DSAF_SUB_SC_XGE_RESET_REQ_REG;
- else
- reg_addr = DSAF_SUB_SC_XGE_RESET_DREQ_REG;
+ reg_val |= 0x2082082 << dsaf_dev->mac_cb[port]->port_rst_off;
- dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ if (val == 0)
+ reg_addr = DSAF_SUB_SC_XGE_RESET_REQ_REG;
+ else
+ reg_addr = DSAF_SUB_SC_XGE_RESET_DREQ_REG;
+
+ dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ }
}
void hns_dsaf_xge_core_srst_by_port(struct dsaf_device *dsaf_dev,
@@ -153,16 +158,17 @@ void hns_dsaf_xge_core_srst_by_port(struct dsaf_device *dsaf_dev,
if (port >= DSAF_XGE_NUM)
return;
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ reg_val |= XGMAC_TRX_CORE_SRST_M
+ << dsaf_dev->mac_cb[port]->port_rst_off;
- reg_val |= XGMAC_TRX_CORE_SRST_M
- << dsaf_dev->mac_cb[port]->port_rst_off;
-
- if (val == 0)
- reg_addr = DSAF_SUB_SC_XGE_RESET_REQ_REG;
- else
- reg_addr = DSAF_SUB_SC_XGE_RESET_DREQ_REG;
+ if (val == 0)
+ reg_addr = DSAF_SUB_SC_XGE_RESET_REQ_REG;
+ else
+ reg_addr = DSAF_SUB_SC_XGE_RESET_DREQ_REG;
- dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ }
}
void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val)
@@ -174,44 +180,54 @@ void hns_dsaf_ge_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val)
if (port >= DSAF_GE_NUM)
return;
- if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
- reg_val_1 = 0x1 << port;
- port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off;
- /* there is difference between V1 and V2 in register.*/
- if (AE_IS_VER1(dsaf_dev->dsaf_ver))
- reg_val_2 = 0x1041041 << port_rst_off;
- else
- reg_val_2 = 0x2082082 << port_rst_off;
-
- if (val == 0) {
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ1_REG,
- reg_val_1);
-
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ0_REG,
- reg_val_2);
- } else {
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ0_REG,
- reg_val_2);
-
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ1_REG,
- reg_val_1);
- }
- } else {
- reg_val_1 = 0x15540 << dsaf_dev->reset_offset;
- reg_val_2 = 0x100 << dsaf_dev->reset_offset;
-
- if (val == 0) {
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_REQ1_REG,
- reg_val_1);
-
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_PPE_RESET_REQ_REG,
- reg_val_2);
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
+ reg_val_1 = 0x1 << port;
+ port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off;
+ /* there is difference between V1 and V2 in register.*/
+ if (AE_IS_VER1(dsaf_dev->dsaf_ver))
+ reg_val_2 = 0x1041041 << port_rst_off;
+ else
+ reg_val_2 = 0x2082082 << port_rst_off;
+
+ if (val == 0) {
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_REQ1_REG,
+ reg_val_1);
+
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_REQ0_REG,
+ reg_val_2);
+ } else {
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_DREQ0_REG,
+ reg_val_2);
+
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_DREQ1_REG,
+ reg_val_1);
+ }
} else {
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_GE_RESET_DREQ1_REG,
- reg_val_1);
-
- dsaf_write_sub(dsaf_dev, DSAF_SUB_SC_PPE_RESET_DREQ_REG,
- reg_val_2);
+ reg_val_1 = 0x15540 << dsaf_dev->reset_offset;
+ reg_val_2 = 0x100 << dsaf_dev->reset_offset;
+
+ if (val == 0) {
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_REQ1_REG,
+ reg_val_1);
+
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_PPE_RESET_REQ_REG,
+ reg_val_2);
+ } else {
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_GE_RESET_DREQ1_REG,
+ reg_val_1);
+
+ dsaf_write_sub(dsaf_dev,
+ DSAF_SUB_SC_PPE_RESET_DREQ_REG,
+ reg_val_2);
+ }
}
}
}
@@ -221,14 +237,18 @@ void hns_ppe_srst_by_port(struct dsaf_device *dsaf_dev, u32 port, u32 val)
u32 reg_val = 0;
u32 reg_addr;
- reg_val |= RESET_REQ_OR_DREQ << dsaf_dev->mac_cb[port]->port_rst_off;
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ struct hns_mac_cb *mac_cb = dsaf_dev->mac_cb[port];
- if (val == 0)
- reg_addr = DSAF_SUB_SC_PPE_RESET_REQ_REG;
- else
- reg_addr = DSAF_SUB_SC_PPE_RESET_DREQ_REG;
+ reg_val |= RESET_REQ_OR_DREQ << mac_cb->port_rst_off;
- dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ if (val == 0)
+ reg_addr = DSAF_SUB_SC_PPE_RESET_REQ_REG;
+ else
+ reg_addr = DSAF_SUB_SC_PPE_RESET_DREQ_REG;
+
+ dsaf_write_sub(dsaf_dev, reg_addr, reg_val);
+ }
}
void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val)
@@ -237,6 +257,9 @@ void hns_ppe_com_srst(struct ppe_common_cb *ppe_common, u32 val)
u32 reg_val;
u32 reg_addr;
+ if (!(IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node))
+ return;
+
if (!HNS_DSAF_IS_DEBUG(dsaf_dev)) {
reg_val = RESET_REQ_OR_DREQ;
if (val == 0)
@@ -267,29 +290,31 @@ phy_interface_t hns_mac_get_phy_if(struct hns_mac_cb *mac_cb)
u32 reg;
bool is_ver1 = AE_IS_VER1(mac_cb->dsaf_dev->dsaf_ver);
int mac_id = mac_cb->mac_id;
- phy_interface_t phy_if;
+ phy_interface_t phy_if = PHY_INTERFACE_MODE_NA;
- if (is_ver1) {
- if (HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev))
- return PHY_INTERFACE_MODE_SGMII;
+ if (IS_ENABLED(CONFIG_OF) && mac_cb->dev->of_node) {
+ if (is_ver1) {
+ if (HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev))
+ return PHY_INTERFACE_MODE_SGMII;
- if (mac_id >= 0 && mac_id <= 3)
- reg = HNS_MAC_HILINK4_REG;
- else
- reg = HNS_MAC_HILINK3_REG;
- } else{
- if (!HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev) && mac_id <= 3)
- reg = HNS_MAC_HILINK4V2_REG;
+ if (mac_id >= 0 && mac_id <= 3)
+ reg = HNS_MAC_HILINK4_REG;
+ else
+ reg = HNS_MAC_HILINK3_REG;
+ } else {
+ if (!HNS_DSAF_IS_DEBUG(mac_cb->dsaf_dev) && mac_id <= 3)
+ reg = HNS_MAC_HILINK4V2_REG;
+ else
+ reg = HNS_MAC_HILINK3V2_REG;
+ }
+
+ mode = dsaf_read_sub(mac_cb->dsaf_dev, reg);
+ if (dsaf_get_bit(mode, mac_cb->port_mode_off))
+ phy_if = PHY_INTERFACE_MODE_XGMII;
else
- reg = HNS_MAC_HILINK3V2_REG;
+ phy_if = PHY_INTERFACE_MODE_SGMII;
}
- mode = dsaf_read_sub(mac_cb->dsaf_dev, reg);
- if (dsaf_get_bit(mode, mac_cb->port_mode_off))
- phy_if = PHY_INTERFACE_MODE_XGMII;
- else
- phy_if = PHY_INTERFACE_MODE_SGMII;
-
return phy_if;
}
@@ -311,42 +336,50 @@ int hns_mac_get_sfp_prsnt(struct hns_mac_cb *mac_cb, int *sfp_prsnt)
*/
int hns_mac_config_sds_loopback(struct hns_mac_cb *mac_cb, u8 en)
{
+ struct dsaf_device *dsaf_dev = mac_cb->dsaf_dev;
+
/* port 0-3 hilink4 base is serdes_vaddr + 0x00280000
* port 4-7 hilink3 base is serdes_vaddr + 0x00200000
*/
- u8 *base_addr = (u8 *)mac_cb->serdes_vaddr +
- (mac_cb->mac_id <= 3 ? 0x00280000 : 0x00200000);
- const u8 lane_id[] = {
- 0, /* mac 0 -> lane 0 */
- 1, /* mac 1 -> lane 1 */
- 2, /* mac 2 -> lane 2 */
- 3, /* mac 3 -> lane 3 */
- 2, /* mac 4 -> lane 2 */
- 3, /* mac 5 -> lane 3 */
- 0, /* mac 6 -> lane 0 */
- 1 /* mac 7 -> lane 1 */
- };
+
+ if (IS_ENABLED(CONFIG_OF) && dsaf_dev->dev->of_node) {
+ u8 *base_addr = (u8 *)mac_cb->serdes_vaddr +
+ (mac_cb->mac_id <= 3 ? 0x00280000 : 0x00200000);
+ const u8 lane_id[] = {
+ 0, /* mac 0 -> lane 0 */
+ 1, /* mac 1 -> lane 1 */
+ 2, /* mac 2 -> lane 2 */
+ 3, /* mac 3 -> lane 3 */
+ 2, /* mac 4 -> lane 2 */
+ 3, /* mac 5 -> lane 3 */
+ 0, /* mac 6 -> lane 0 */
+ 1 /* mac 7 -> lane 1 */
+ };
#define RX_CSR(lane, reg) ((0x4080 + (reg) * 0x0002 + (lane) * 0x0200) * 2)
- u64 reg_offset = RX_CSR(lane_id[mac_cb->mac_id], 0);
+ u64 reg_offset = RX_CSR(lane_id[mac_cb->mac_id], 0);
- int sfp_prsnt;
- int ret = hns_mac_get_sfp_prsnt(mac_cb, &sfp_prsnt);
+ int sfp_prsnt;
+ int ret = hns_mac_get_sfp_prsnt(mac_cb, &sfp_prsnt);
- if (!mac_cb->phy_dev) {
- if (ret)
- pr_info("please confirm sfp is present or not\n");
- else
- if (!sfp_prsnt)
- pr_info("no sfp in this eth\n");
- }
+ if (!mac_cb->phy_dev) {
+ if (ret)
+ pr_info("please confirm sfp is present or not\n");
+ else
+ if (!sfp_prsnt)
+ pr_info("no sfp in this eth\n");
+ }
- if (mac_cb->serdes_ctrl) {
- u32 origin = dsaf_read_syscon(mac_cb->serdes_ctrl, reg_offset);
+ if (mac_cb->serdes_ctrl) {
+ u32 origin = dsaf_read_syscon(mac_cb->serdes_ctrl,
+ reg_offset);
- dsaf_set_field(origin, 1ull << 10, 10, !!en);
- dsaf_write_syscon(mac_cb->serdes_ctrl, reg_offset, origin);
- } else {
- dsaf_set_reg_field(base_addr, reg_offset, 1ull << 10, 10, !!en);
+ dsaf_set_field(origin, 1ull << 10, 10, !!en);
+ dsaf_write_syscon(mac_cb->serdes_ctrl, reg_offset,
+ origin);
+ } else {
+ dsaf_set_reg_field(base_addr, reg_offset, 1ull << 10,
+ 10, !!en);
+ }
}
return 0;
--
1.9.1
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