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- From d2213db3f49bce8e7a87c8de05b9a091f78f654e Mon Sep 17 00:00:00 2001
- From: Christian Marangi <[email protected]>
- Date: Tue, 14 Nov 2023 15:08:41 +0100
- Subject: [PATCH 1/3] net: phy: aquantia: move to separate directory
- Move aquantia PHY driver to separate driectory in preparation for
- firmware loading support to keep things tidy.
- Signed-off-by: Christian Marangi <[email protected]>
- Reviewed-by: Andrew Lunn <[email protected]>
- Signed-off-by: David S. Miller <[email protected]>
- ---
- drivers/net/phy/Kconfig | 5 +----
- drivers/net/phy/Makefile | 6 +-----
- drivers/net/phy/aquantia/Kconfig | 5 +++++
- drivers/net/phy/aquantia/Makefile | 6 ++++++
- drivers/net/phy/{ => aquantia}/aquantia.h | 0
- drivers/net/phy/{ => aquantia}/aquantia_hwmon.c | 0
- drivers/net/phy/{ => aquantia}/aquantia_main.c | 0
- 7 files changed, 13 insertions(+), 9 deletions(-)
- create mode 100644 drivers/net/phy/aquantia/Kconfig
- create mode 100644 drivers/net/phy/aquantia/Makefile
- rename drivers/net/phy/{ => aquantia}/aquantia.h (100%)
- rename drivers/net/phy/{ => aquantia}/aquantia_hwmon.c (100%)
- rename drivers/net/phy/{ => aquantia}/aquantia_main.c (100%)
- --- a/drivers/net/phy/Kconfig
- +++ b/drivers/net/phy/Kconfig
- @@ -96,10 +96,7 @@ config ADIN1100_PHY
- Currently supports the:
- - ADIN1100 - Robust,Industrial, Low Power 10BASE-T1L Ethernet PHY
-
- -config AQUANTIA_PHY
- - tristate "Aquantia PHYs"
- - help
- - Currently supports the Aquantia AQ1202, AQ2104, AQR105, AQR405
- +source "drivers/net/phy/aquantia/Kconfig"
-
- config AX88796B_PHY
- tristate "Asix PHYs"
- --- a/drivers/net/phy/Makefile
- +++ b/drivers/net/phy/Makefile
- @@ -35,11 +35,7 @@ obj-y += $(sfp-obj-y) $(sfp-obj-m)
- obj-$(CONFIG_ADIN_PHY) += adin.o
- obj-$(CONFIG_ADIN1100_PHY) += adin1100.o
- obj-$(CONFIG_AMD_PHY) += amd.o
- -aquantia-objs += aquantia_main.o
- -ifdef CONFIG_HWMON
- -aquantia-objs += aquantia_hwmon.o
- -endif
- -obj-$(CONFIG_AQUANTIA_PHY) += aquantia.o
- +obj-$(CONFIG_AQUANTIA_PHY) += aquantia/
- obj-$(CONFIG_AT803X_PHY) += at803x.o
- obj-$(CONFIG_AX88796B_PHY) += ax88796b.o
- obj-$(CONFIG_BCM54140_PHY) += bcm54140.o
- --- /dev/null
- +++ b/drivers/net/phy/aquantia/Kconfig
- @@ -0,0 +1,5 @@
- +# SPDX-License-Identifier: GPL-2.0-only
- +config AQUANTIA_PHY
- + tristate "Aquantia PHYs"
- + help
- + Currently supports the Aquantia AQ1202, AQ2104, AQR105, AQR405
- --- /dev/null
- +++ b/drivers/net/phy/aquantia/Makefile
- @@ -0,0 +1,6 @@
- +# SPDX-License-Identifier: GPL-2.0
- +aquantia-objs += aquantia_main.o
- +ifdef CONFIG_HWMON
- +aquantia-objs += aquantia_hwmon.o
- +endif
- +obj-$(CONFIG_AQUANTIA_PHY) += aquantia.o
- --- a/drivers/net/phy/aquantia.h
- +++ /dev/null
- @@ -1,16 +0,0 @@
- -/* SPDX-License-Identifier: GPL-2.0 */
- -/* HWMON driver for Aquantia PHY
- - *
- - * Author: Nikita Yushchenko <[email protected]>
- - * Author: Andrew Lunn <[email protected]>
- - * Author: Heiner Kallweit <[email protected]>
- - */
- -
- -#include <linux/device.h>
- -#include <linux/phy.h>
- -
- -#if IS_REACHABLE(CONFIG_HWMON)
- -int aqr_hwmon_probe(struct phy_device *phydev);
- -#else
- -static inline int aqr_hwmon_probe(struct phy_device *phydev) { return 0; }
- -#endif
- --- /dev/null
- +++ b/drivers/net/phy/aquantia/aquantia.h
- @@ -0,0 +1,16 @@
- +/* SPDX-License-Identifier: GPL-2.0 */
- +/* HWMON driver for Aquantia PHY
- + *
- + * Author: Nikita Yushchenko <[email protected]>
- + * Author: Andrew Lunn <[email protected]>
- + * Author: Heiner Kallweit <[email protected]>
- + */
- +
- +#include <linux/device.h>
- +#include <linux/phy.h>
- +
- +#if IS_REACHABLE(CONFIG_HWMON)
- +int aqr_hwmon_probe(struct phy_device *phydev);
- +#else
- +static inline int aqr_hwmon_probe(struct phy_device *phydev) { return 0; }
- +#endif
- --- /dev/null
- +++ b/drivers/net/phy/aquantia/aquantia_hwmon.c
- @@ -0,0 +1,250 @@
- +// SPDX-License-Identifier: GPL-2.0
- +/* HWMON driver for Aquantia PHY
- + *
- + * Author: Nikita Yushchenko <[email protected]>
- + * Author: Andrew Lunn <[email protected]>
- + * Author: Heiner Kallweit <[email protected]>
- + */
- +
- +#include <linux/phy.h>
- +#include <linux/device.h>
- +#include <linux/ctype.h>
- +#include <linux/hwmon.h>
- +
- +#include "aquantia.h"
- +
- +/* Vendor specific 1, MDIO_MMD_VEND2 */
- +#define VEND1_THERMAL_PROV_HIGH_TEMP_FAIL 0xc421
- +#define VEND1_THERMAL_PROV_LOW_TEMP_FAIL 0xc422
- +#define VEND1_THERMAL_PROV_HIGH_TEMP_WARN 0xc423
- +#define VEND1_THERMAL_PROV_LOW_TEMP_WARN 0xc424
- +#define VEND1_THERMAL_STAT1 0xc820
- +#define VEND1_THERMAL_STAT2 0xc821
- +#define VEND1_THERMAL_STAT2_VALID BIT(0)
- +#define VEND1_GENERAL_STAT1 0xc830
- +#define VEND1_GENERAL_STAT1_HIGH_TEMP_FAIL BIT(14)
- +#define VEND1_GENERAL_STAT1_LOW_TEMP_FAIL BIT(13)
- +#define VEND1_GENERAL_STAT1_HIGH_TEMP_WARN BIT(12)
- +#define VEND1_GENERAL_STAT1_LOW_TEMP_WARN BIT(11)
- +
- +#if IS_REACHABLE(CONFIG_HWMON)
- +
- +static umode_t aqr_hwmon_is_visible(const void *data,
- + enum hwmon_sensor_types type,
- + u32 attr, int channel)
- +{
- + if (type != hwmon_temp)
- + return 0;
- +
- + switch (attr) {
- + case hwmon_temp_input:
- + case hwmon_temp_min_alarm:
- + case hwmon_temp_max_alarm:
- + case hwmon_temp_lcrit_alarm:
- + case hwmon_temp_crit_alarm:
- + return 0444;
- + case hwmon_temp_min:
- + case hwmon_temp_max:
- + case hwmon_temp_lcrit:
- + case hwmon_temp_crit:
- + return 0644;
- + default:
- + return 0;
- + }
- +}
- +
- +static int aqr_hwmon_get(struct phy_device *phydev, int reg, long *value)
- +{
- + int temp = phy_read_mmd(phydev, MDIO_MMD_VEND1, reg);
- +
- + if (temp < 0)
- + return temp;
- +
- + /* 16 bit value is 2's complement with LSB = 1/256th degree Celsius */
- + *value = (s16)temp * 1000 / 256;
- +
- + return 0;
- +}
- +
- +static int aqr_hwmon_set(struct phy_device *phydev, int reg, long value)
- +{
- + int temp;
- +
- + if (value >= 128000 || value < -128000)
- + return -ERANGE;
- +
- + temp = value * 256 / 1000;
- +
- + /* temp is in s16 range and we're interested in lower 16 bits only */
- + return phy_write_mmd(phydev, MDIO_MMD_VEND1, reg, (u16)temp);
- +}
- +
- +static int aqr_hwmon_test_bit(struct phy_device *phydev, int reg, int bit)
- +{
- + int val = phy_read_mmd(phydev, MDIO_MMD_VEND1, reg);
- +
- + if (val < 0)
- + return val;
- +
- + return !!(val & bit);
- +}
- +
- +static int aqr_hwmon_status1(struct phy_device *phydev, int bit, long *value)
- +{
- + int val = aqr_hwmon_test_bit(phydev, VEND1_GENERAL_STAT1, bit);
- +
- + if (val < 0)
- + return val;
- +
- + *value = val;
- +
- + return 0;
- +}
- +
- +static int aqr_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
- + u32 attr, int channel, long *value)
- +{
- + struct phy_device *phydev = dev_get_drvdata(dev);
- + int reg;
- +
- + if (type != hwmon_temp)
- + return -EOPNOTSUPP;
- +
- + switch (attr) {
- + case hwmon_temp_input:
- + reg = aqr_hwmon_test_bit(phydev, VEND1_THERMAL_STAT2,
- + VEND1_THERMAL_STAT2_VALID);
- + if (reg < 0)
- + return reg;
- + if (!reg)
- + return -EBUSY;
- +
- + return aqr_hwmon_get(phydev, VEND1_THERMAL_STAT1, value);
- +
- + case hwmon_temp_lcrit:
- + return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_LOW_TEMP_FAIL,
- + value);
- + case hwmon_temp_min:
- + return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_LOW_TEMP_WARN,
- + value);
- + case hwmon_temp_max:
- + return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_WARN,
- + value);
- + case hwmon_temp_crit:
- + return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_FAIL,
- + value);
- + case hwmon_temp_lcrit_alarm:
- + return aqr_hwmon_status1(phydev,
- + VEND1_GENERAL_STAT1_LOW_TEMP_FAIL,
- + value);
- + case hwmon_temp_min_alarm:
- + return aqr_hwmon_status1(phydev,
- + VEND1_GENERAL_STAT1_LOW_TEMP_WARN,
- + value);
- + case hwmon_temp_max_alarm:
- + return aqr_hwmon_status1(phydev,
- + VEND1_GENERAL_STAT1_HIGH_TEMP_WARN,
- + value);
- + case hwmon_temp_crit_alarm:
- + return aqr_hwmon_status1(phydev,
- + VEND1_GENERAL_STAT1_HIGH_TEMP_FAIL,
- + value);
- + default:
- + return -EOPNOTSUPP;
- + }
- +}
- +
- +static int aqr_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
- + u32 attr, int channel, long value)
- +{
- + struct phy_device *phydev = dev_get_drvdata(dev);
- +
- + if (type != hwmon_temp)
- + return -EOPNOTSUPP;
- +
- + switch (attr) {
- + case hwmon_temp_lcrit:
- + return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_LOW_TEMP_FAIL,
- + value);
- + case hwmon_temp_min:
- + return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_LOW_TEMP_WARN,
- + value);
- + case hwmon_temp_max:
- + return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_WARN,
- + value);
- + case hwmon_temp_crit:
- + return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_FAIL,
- + value);
- + default:
- + return -EOPNOTSUPP;
- + }
- +}
- +
- +static const struct hwmon_ops aqr_hwmon_ops = {
- + .is_visible = aqr_hwmon_is_visible,
- + .read = aqr_hwmon_read,
- + .write = aqr_hwmon_write,
- +};
- +
- +static u32 aqr_hwmon_chip_config[] = {
- + HWMON_C_REGISTER_TZ,
- + 0,
- +};
- +
- +static const struct hwmon_channel_info aqr_hwmon_chip = {
- + .type = hwmon_chip,
- + .config = aqr_hwmon_chip_config,
- +};
- +
- +static u32 aqr_hwmon_temp_config[] = {
- + HWMON_T_INPUT |
- + HWMON_T_MAX | HWMON_T_MIN |
- + HWMON_T_MAX_ALARM | HWMON_T_MIN_ALARM |
- + HWMON_T_CRIT | HWMON_T_LCRIT |
- + HWMON_T_CRIT_ALARM | HWMON_T_LCRIT_ALARM,
- + 0,
- +};
- +
- +static const struct hwmon_channel_info aqr_hwmon_temp = {
- + .type = hwmon_temp,
- + .config = aqr_hwmon_temp_config,
- +};
- +
- +static const struct hwmon_channel_info * const aqr_hwmon_info[] = {
- + &aqr_hwmon_chip,
- + &aqr_hwmon_temp,
- + NULL,
- +};
- +
- +static const struct hwmon_chip_info aqr_hwmon_chip_info = {
- + .ops = &aqr_hwmon_ops,
- + .info = aqr_hwmon_info,
- +};
- +
- +int aqr_hwmon_probe(struct phy_device *phydev)
- +{
- + struct device *dev = &phydev->mdio.dev;
- + struct device *hwmon_dev;
- + char *hwmon_name;
- + int i, j;
- +
- + hwmon_name = devm_kstrdup(dev, dev_name(dev), GFP_KERNEL);
- + if (!hwmon_name)
- + return -ENOMEM;
- +
- + for (i = j = 0; hwmon_name[i]; i++) {
- + if (isalnum(hwmon_name[i])) {
- + if (i != j)
- + hwmon_name[j] = hwmon_name[i];
- + j++;
- + }
- + }
- + hwmon_name[j] = '\0';
- +
- + hwmon_dev = devm_hwmon_device_register_with_info(dev, hwmon_name,
- + phydev, &aqr_hwmon_chip_info, NULL);
- +
- + return PTR_ERR_OR_ZERO(hwmon_dev);
- +}
- +
- +#endif
- --- /dev/null
- +++ b/drivers/net/phy/aquantia/aquantia_main.c
- @@ -0,0 +1,882 @@
- +// SPDX-License-Identifier: GPL-2.0
- +/*
- + * Driver for Aquantia PHY
- + *
- + * Author: Shaohui Xie <[email protected]>
- + *
- + * Copyright 2015 Freescale Semiconductor, Inc.
- + */
- +
- +#include <linux/kernel.h>
- +#include <linux/module.h>
- +#include <linux/delay.h>
- +#include <linux/bitfield.h>
- +#include <linux/phy.h>
- +
- +#include "aquantia.h"
- +
- +#define PHY_ID_AQ1202 0x03a1b445
- +#define PHY_ID_AQ2104 0x03a1b460
- +#define PHY_ID_AQR105 0x03a1b4a2
- +#define PHY_ID_AQR106 0x03a1b4d0
- +#define PHY_ID_AQR107 0x03a1b4e0
- +#define PHY_ID_AQCS109 0x03a1b5c2
- +#define PHY_ID_AQR405 0x03a1b4b0
- +#define PHY_ID_AQR112 0x03a1b662
- +#define PHY_ID_AQR412 0x03a1b712
- +#define PHY_ID_AQR113C 0x31c31c12
- +
- +#define MDIO_PHYXS_VEND_IF_STATUS 0xe812
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK GENMASK(7, 3)
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_KR 0
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_KX 1
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_XFI 2
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_USXGMII 3
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_XAUI 4
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_SGMII 6
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_RXAUI 7
- +#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_OCSGMII 10
- +
- +#define MDIO_AN_VEND_PROV 0xc400
- +#define MDIO_AN_VEND_PROV_1000BASET_FULL BIT(15)
- +#define MDIO_AN_VEND_PROV_1000BASET_HALF BIT(14)
- +#define MDIO_AN_VEND_PROV_5000BASET_FULL BIT(11)
- +#define MDIO_AN_VEND_PROV_2500BASET_FULL BIT(10)
- +#define MDIO_AN_VEND_PROV_DOWNSHIFT_EN BIT(4)
- +#define MDIO_AN_VEND_PROV_DOWNSHIFT_MASK GENMASK(3, 0)
- +#define MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT 4
- +
- +#define MDIO_AN_TX_VEND_STATUS1 0xc800
- +#define MDIO_AN_TX_VEND_STATUS1_RATE_MASK GENMASK(3, 1)
- +#define MDIO_AN_TX_VEND_STATUS1_10BASET 0
- +#define MDIO_AN_TX_VEND_STATUS1_100BASETX 1
- +#define MDIO_AN_TX_VEND_STATUS1_1000BASET 2
- +#define MDIO_AN_TX_VEND_STATUS1_10GBASET 3
- +#define MDIO_AN_TX_VEND_STATUS1_2500BASET 4
- +#define MDIO_AN_TX_VEND_STATUS1_5000BASET 5
- +#define MDIO_AN_TX_VEND_STATUS1_FULL_DUPLEX BIT(0)
- +
- +#define MDIO_AN_TX_VEND_INT_STATUS1 0xcc00
- +#define MDIO_AN_TX_VEND_INT_STATUS1_DOWNSHIFT BIT(1)
- +
- +#define MDIO_AN_TX_VEND_INT_STATUS2 0xcc01
- +#define MDIO_AN_TX_VEND_INT_STATUS2_MASK BIT(0)
- +
- +#define MDIO_AN_TX_VEND_INT_MASK2 0xd401
- +#define MDIO_AN_TX_VEND_INT_MASK2_LINK BIT(0)
- +
- +#define MDIO_AN_RX_LP_STAT1 0xe820
- +#define MDIO_AN_RX_LP_STAT1_1000BASET_FULL BIT(15)
- +#define MDIO_AN_RX_LP_STAT1_1000BASET_HALF BIT(14)
- +#define MDIO_AN_RX_LP_STAT1_SHORT_REACH BIT(13)
- +#define MDIO_AN_RX_LP_STAT1_AQRATE_DOWNSHIFT BIT(12)
- +#define MDIO_AN_RX_LP_STAT1_AQ_PHY BIT(2)
- +
- +#define MDIO_AN_RX_LP_STAT4 0xe823
- +#define MDIO_AN_RX_LP_STAT4_FW_MAJOR GENMASK(15, 8)
- +#define MDIO_AN_RX_LP_STAT4_FW_MINOR GENMASK(7, 0)
- +
- +#define MDIO_AN_RX_VEND_STAT3 0xe832
- +#define MDIO_AN_RX_VEND_STAT3_AFR BIT(0)
- +
- +/* MDIO_MMD_C22EXT */
- +#define MDIO_C22EXT_STAT_SGMII_RX_GOOD_FRAMES 0xd292
- +#define MDIO_C22EXT_STAT_SGMII_RX_BAD_FRAMES 0xd294
- +#define MDIO_C22EXT_STAT_SGMII_RX_FALSE_CARRIER 0xd297
- +#define MDIO_C22EXT_STAT_SGMII_TX_GOOD_FRAMES 0xd313
- +#define MDIO_C22EXT_STAT_SGMII_TX_BAD_FRAMES 0xd315
- +#define MDIO_C22EXT_STAT_SGMII_TX_FALSE_CARRIER 0xd317
- +#define MDIO_C22EXT_STAT_SGMII_TX_COLLISIONS 0xd318
- +#define MDIO_C22EXT_STAT_SGMII_TX_LINE_COLLISIONS 0xd319
- +#define MDIO_C22EXT_STAT_SGMII_TX_FRAME_ALIGN_ERR 0xd31a
- +#define MDIO_C22EXT_STAT_SGMII_TX_RUNT_FRAMES 0xd31b
- +
- +/* Vendor specific 1, MDIO_MMD_VEND1 */
- +#define VEND1_GLOBAL_FW_ID 0x0020
- +#define VEND1_GLOBAL_FW_ID_MAJOR GENMASK(15, 8)
- +#define VEND1_GLOBAL_FW_ID_MINOR GENMASK(7, 0)
- +
- +#define VEND1_GLOBAL_GEN_STAT2 0xc831
- +#define VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG BIT(15)
- +
- +/* The following registers all have similar layouts; first the registers... */
- +#define VEND1_GLOBAL_CFG_10M 0x0310
- +#define VEND1_GLOBAL_CFG_100M 0x031b
- +#define VEND1_GLOBAL_CFG_1G 0x031c
- +#define VEND1_GLOBAL_CFG_2_5G 0x031d
- +#define VEND1_GLOBAL_CFG_5G 0x031e
- +#define VEND1_GLOBAL_CFG_10G 0x031f
- +/* ...and now the fields */
- +#define VEND1_GLOBAL_CFG_RATE_ADAPT GENMASK(8, 7)
- +#define VEND1_GLOBAL_CFG_RATE_ADAPT_NONE 0
- +#define VEND1_GLOBAL_CFG_RATE_ADAPT_USX 1
- +#define VEND1_GLOBAL_CFG_RATE_ADAPT_PAUSE 2
- +
- +#define VEND1_GLOBAL_RSVD_STAT1 0xc885
- +#define VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID GENMASK(7, 4)
- +#define VEND1_GLOBAL_RSVD_STAT1_PROV_ID GENMASK(3, 0)
- +
- +#define VEND1_GLOBAL_RSVD_STAT9 0xc88d
- +#define VEND1_GLOBAL_RSVD_STAT9_MODE GENMASK(7, 0)
- +#define VEND1_GLOBAL_RSVD_STAT9_1000BT2 0x23
- +
- +#define VEND1_GLOBAL_INT_STD_STATUS 0xfc00
- +#define VEND1_GLOBAL_INT_VEND_STATUS 0xfc01
- +
- +#define VEND1_GLOBAL_INT_STD_MASK 0xff00
- +#define VEND1_GLOBAL_INT_STD_MASK_PMA1 BIT(15)
- +#define VEND1_GLOBAL_INT_STD_MASK_PMA2 BIT(14)
- +#define VEND1_GLOBAL_INT_STD_MASK_PCS1 BIT(13)
- +#define VEND1_GLOBAL_INT_STD_MASK_PCS2 BIT(12)
- +#define VEND1_GLOBAL_INT_STD_MASK_PCS3 BIT(11)
- +#define VEND1_GLOBAL_INT_STD_MASK_PHY_XS1 BIT(10)
- +#define VEND1_GLOBAL_INT_STD_MASK_PHY_XS2 BIT(9)
- +#define VEND1_GLOBAL_INT_STD_MASK_AN1 BIT(8)
- +#define VEND1_GLOBAL_INT_STD_MASK_AN2 BIT(7)
- +#define VEND1_GLOBAL_INT_STD_MASK_GBE BIT(6)
- +#define VEND1_GLOBAL_INT_STD_MASK_ALL BIT(0)
- +
- +#define VEND1_GLOBAL_INT_VEND_MASK 0xff01
- +#define VEND1_GLOBAL_INT_VEND_MASK_PMA BIT(15)
- +#define VEND1_GLOBAL_INT_VEND_MASK_PCS BIT(14)
- +#define VEND1_GLOBAL_INT_VEND_MASK_PHY_XS BIT(13)
- +#define VEND1_GLOBAL_INT_VEND_MASK_AN BIT(12)
- +#define VEND1_GLOBAL_INT_VEND_MASK_GBE BIT(11)
- +#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL1 BIT(2)
- +#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL2 BIT(1)
- +#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 BIT(0)
- +
- +/* Sleep and timeout for checking if the Processor-Intensive
- + * MDIO operation is finished
- + */
- +#define AQR107_OP_IN_PROG_SLEEP 1000
- +#define AQR107_OP_IN_PROG_TIMEOUT 100000
- +
- +struct aqr107_hw_stat {
- + const char *name;
- + int reg;
- + int size;
- +};
- +
- +#define SGMII_STAT(n, r, s) { n, MDIO_C22EXT_STAT_SGMII_ ## r, s }
- +static const struct aqr107_hw_stat aqr107_hw_stats[] = {
- + SGMII_STAT("sgmii_rx_good_frames", RX_GOOD_FRAMES, 26),
- + SGMII_STAT("sgmii_rx_bad_frames", RX_BAD_FRAMES, 26),
- + SGMII_STAT("sgmii_rx_false_carrier_events", RX_FALSE_CARRIER, 8),
- + SGMII_STAT("sgmii_tx_good_frames", TX_GOOD_FRAMES, 26),
- + SGMII_STAT("sgmii_tx_bad_frames", TX_BAD_FRAMES, 26),
- + SGMII_STAT("sgmii_tx_false_carrier_events", TX_FALSE_CARRIER, 8),
- + SGMII_STAT("sgmii_tx_collisions", TX_COLLISIONS, 8),
- + SGMII_STAT("sgmii_tx_line_collisions", TX_LINE_COLLISIONS, 8),
- + SGMII_STAT("sgmii_tx_frame_alignment_err", TX_FRAME_ALIGN_ERR, 16),
- + SGMII_STAT("sgmii_tx_runt_frames", TX_RUNT_FRAMES, 22),
- +};
- +#define AQR107_SGMII_STAT_SZ ARRAY_SIZE(aqr107_hw_stats)
- +
- +struct aqr107_priv {
- + u64 sgmii_stats[AQR107_SGMII_STAT_SZ];
- +};
- +
- +static int aqr107_get_sset_count(struct phy_device *phydev)
- +{
- + return AQR107_SGMII_STAT_SZ;
- +}
- +
- +static void aqr107_get_strings(struct phy_device *phydev, u8 *data)
- +{
- + int i;
- +
- + for (i = 0; i < AQR107_SGMII_STAT_SZ; i++)
- + strscpy(data + i * ETH_GSTRING_LEN, aqr107_hw_stats[i].name,
- + ETH_GSTRING_LEN);
- +}
- +
- +static u64 aqr107_get_stat(struct phy_device *phydev, int index)
- +{
- + const struct aqr107_hw_stat *stat = aqr107_hw_stats + index;
- + int len_l = min(stat->size, 16);
- + int len_h = stat->size - len_l;
- + u64 ret;
- + int val;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_C22EXT, stat->reg);
- + if (val < 0)
- + return U64_MAX;
- +
- + ret = val & GENMASK(len_l - 1, 0);
- + if (len_h) {
- + val = phy_read_mmd(phydev, MDIO_MMD_C22EXT, stat->reg + 1);
- + if (val < 0)
- + return U64_MAX;
- +
- + ret += (val & GENMASK(len_h - 1, 0)) << 16;
- + }
- +
- + return ret;
- +}
- +
- +static void aqr107_get_stats(struct phy_device *phydev,
- + struct ethtool_stats *stats, u64 *data)
- +{
- + struct aqr107_priv *priv = phydev->priv;
- + u64 val;
- + int i;
- +
- + for (i = 0; i < AQR107_SGMII_STAT_SZ; i++) {
- + val = aqr107_get_stat(phydev, i);
- + if (val == U64_MAX)
- + phydev_err(phydev, "Reading HW Statistics failed for %s\n",
- + aqr107_hw_stats[i].name);
- + else
- + priv->sgmii_stats[i] += val;
- +
- + data[i] = priv->sgmii_stats[i];
- + }
- +}
- +
- +static int aqr_config_aneg(struct phy_device *phydev)
- +{
- + bool changed = false;
- + u16 reg;
- + int ret;
- +
- + if (phydev->autoneg == AUTONEG_DISABLE)
- + return genphy_c45_pma_setup_forced(phydev);
- +
- + ret = genphy_c45_an_config_aneg(phydev);
- + if (ret < 0)
- + return ret;
- + if (ret > 0)
- + changed = true;
- +
- + /* Clause 45 has no standardized support for 1000BaseT, therefore
- + * use vendor registers for this mode.
- + */
- + reg = 0;
- + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
- + phydev->advertising))
- + reg |= MDIO_AN_VEND_PROV_1000BASET_FULL;
- +
- + if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
- + phydev->advertising))
- + reg |= MDIO_AN_VEND_PROV_1000BASET_HALF;
- +
- + /* Handle the case when the 2.5G and 5G speeds are not advertised */
- + if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
- + phydev->advertising))
- + reg |= MDIO_AN_VEND_PROV_2500BASET_FULL;
- +
- + if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
- + phydev->advertising))
- + reg |= MDIO_AN_VEND_PROV_5000BASET_FULL;
- +
- + ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
- + MDIO_AN_VEND_PROV_1000BASET_HALF |
- + MDIO_AN_VEND_PROV_1000BASET_FULL |
- + MDIO_AN_VEND_PROV_2500BASET_FULL |
- + MDIO_AN_VEND_PROV_5000BASET_FULL, reg);
- + if (ret < 0)
- + return ret;
- + if (ret > 0)
- + changed = true;
- +
- + return genphy_c45_check_and_restart_aneg(phydev, changed);
- +}
- +
- +static int aqr_config_intr(struct phy_device *phydev)
- +{
- + bool en = phydev->interrupts == PHY_INTERRUPT_ENABLED;
- + int err;
- +
- + if (en) {
- + /* Clear any pending interrupts before enabling them */
- + err = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_STATUS2);
- + if (err < 0)
- + return err;
- + }
- +
- + err = phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_MASK2,
- + en ? MDIO_AN_TX_VEND_INT_MASK2_LINK : 0);
- + if (err < 0)
- + return err;
- +
- + err = phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_INT_STD_MASK,
- + en ? VEND1_GLOBAL_INT_STD_MASK_ALL : 0);
- + if (err < 0)
- + return err;
- +
- + err = phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_INT_VEND_MASK,
- + en ? VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 |
- + VEND1_GLOBAL_INT_VEND_MASK_AN : 0);
- + if (err < 0)
- + return err;
- +
- + if (!en) {
- + /* Clear any pending interrupts after we have disabled them */
- + err = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_STATUS2);
- + if (err < 0)
- + return err;
- + }
- +
- + return 0;
- +}
- +
- +static irqreturn_t aqr_handle_interrupt(struct phy_device *phydev)
- +{
- + int irq_status;
- +
- + irq_status = phy_read_mmd(phydev, MDIO_MMD_AN,
- + MDIO_AN_TX_VEND_INT_STATUS2);
- + if (irq_status < 0) {
- + phy_error(phydev);
- + return IRQ_NONE;
- + }
- +
- + if (!(irq_status & MDIO_AN_TX_VEND_INT_STATUS2_MASK))
- + return IRQ_NONE;
- +
- + phy_trigger_machine(phydev);
- +
- + return IRQ_HANDLED;
- +}
- +
- +static int aqr_read_status(struct phy_device *phydev)
- +{
- + int val;
- +
- + if (phydev->autoneg == AUTONEG_ENABLE) {
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT1);
- + if (val < 0)
- + return val;
- +
- + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
- + phydev->lp_advertising,
- + val & MDIO_AN_RX_LP_STAT1_1000BASET_FULL);
- + linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
- + phydev->lp_advertising,
- + val & MDIO_AN_RX_LP_STAT1_1000BASET_HALF);
- + }
- +
- + return genphy_c45_read_status(phydev);
- +}
- +
- +static int aqr107_read_rate(struct phy_device *phydev)
- +{
- + u32 config_reg;
- + int val;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_STATUS1);
- + if (val < 0)
- + return val;
- +
- + if (val & MDIO_AN_TX_VEND_STATUS1_FULL_DUPLEX)
- + phydev->duplex = DUPLEX_FULL;
- + else
- + phydev->duplex = DUPLEX_HALF;
- +
- + switch (FIELD_GET(MDIO_AN_TX_VEND_STATUS1_RATE_MASK, val)) {
- + case MDIO_AN_TX_VEND_STATUS1_10BASET:
- + phydev->speed = SPEED_10;
- + config_reg = VEND1_GLOBAL_CFG_10M;
- + break;
- + case MDIO_AN_TX_VEND_STATUS1_100BASETX:
- + phydev->speed = SPEED_100;
- + config_reg = VEND1_GLOBAL_CFG_100M;
- + break;
- + case MDIO_AN_TX_VEND_STATUS1_1000BASET:
- + phydev->speed = SPEED_1000;
- + config_reg = VEND1_GLOBAL_CFG_1G;
- + break;
- + case MDIO_AN_TX_VEND_STATUS1_2500BASET:
- + phydev->speed = SPEED_2500;
- + config_reg = VEND1_GLOBAL_CFG_2_5G;
- + break;
- + case MDIO_AN_TX_VEND_STATUS1_5000BASET:
- + phydev->speed = SPEED_5000;
- + config_reg = VEND1_GLOBAL_CFG_5G;
- + break;
- + case MDIO_AN_TX_VEND_STATUS1_10GBASET:
- + phydev->speed = SPEED_10000;
- + config_reg = VEND1_GLOBAL_CFG_10G;
- + break;
- + default:
- + phydev->speed = SPEED_UNKNOWN;
- + return 0;
- + }
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_VEND1, config_reg);
- + if (val < 0)
- + return val;
- +
- + if (FIELD_GET(VEND1_GLOBAL_CFG_RATE_ADAPT, val) ==
- + VEND1_GLOBAL_CFG_RATE_ADAPT_PAUSE)
- + phydev->rate_matching = RATE_MATCH_PAUSE;
- + else
- + phydev->rate_matching = RATE_MATCH_NONE;
- +
- + return 0;
- +}
- +
- +static int aqr107_read_status(struct phy_device *phydev)
- +{
- + int val, ret;
- +
- + ret = aqr_read_status(phydev);
- + if (ret)
- + return ret;
- +
- + if (!phydev->link || phydev->autoneg == AUTONEG_DISABLE)
- + return 0;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_PHYXS, MDIO_PHYXS_VEND_IF_STATUS);
- + if (val < 0)
- + return val;
- +
- + switch (FIELD_GET(MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK, val)) {
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_KR:
- + phydev->interface = PHY_INTERFACE_MODE_10GKR;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_KX:
- + phydev->interface = PHY_INTERFACE_MODE_1000BASEKX;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_XFI:
- + phydev->interface = PHY_INTERFACE_MODE_10GBASER;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_USXGMII:
- + phydev->interface = PHY_INTERFACE_MODE_USXGMII;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_XAUI:
- + phydev->interface = PHY_INTERFACE_MODE_XAUI;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_SGMII:
- + phydev->interface = PHY_INTERFACE_MODE_SGMII;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_RXAUI:
- + phydev->interface = PHY_INTERFACE_MODE_RXAUI;
- + break;
- + case MDIO_PHYXS_VEND_IF_STATUS_TYPE_OCSGMII:
- + phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
- + break;
- + default:
- + phydev->interface = PHY_INTERFACE_MODE_NA;
- + break;
- + }
- +
- + /* Read possibly downshifted rate from vendor register */
- + return aqr107_read_rate(phydev);
- +}
- +
- +static int aqr107_get_downshift(struct phy_device *phydev, u8 *data)
- +{
- + int val, cnt, enable;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV);
- + if (val < 0)
- + return val;
- +
- + enable = FIELD_GET(MDIO_AN_VEND_PROV_DOWNSHIFT_EN, val);
- + cnt = FIELD_GET(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, val);
- +
- + *data = enable && cnt ? cnt : DOWNSHIFT_DEV_DISABLE;
- +
- + return 0;
- +}
- +
- +static int aqr107_set_downshift(struct phy_device *phydev, u8 cnt)
- +{
- + int val = 0;
- +
- + if (!FIELD_FIT(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, cnt))
- + return -E2BIG;
- +
- + if (cnt != DOWNSHIFT_DEV_DISABLE) {
- + val = MDIO_AN_VEND_PROV_DOWNSHIFT_EN;
- + val |= FIELD_PREP(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, cnt);
- + }
- +
- + return phy_modify_mmd(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
- + MDIO_AN_VEND_PROV_DOWNSHIFT_EN |
- + MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, val);
- +}
- +
- +static int aqr107_get_tunable(struct phy_device *phydev,
- + struct ethtool_tunable *tuna, void *data)
- +{
- + switch (tuna->id) {
- + case ETHTOOL_PHY_DOWNSHIFT:
- + return aqr107_get_downshift(phydev, data);
- + default:
- + return -EOPNOTSUPP;
- + }
- +}
- +
- +static int aqr107_set_tunable(struct phy_device *phydev,
- + struct ethtool_tunable *tuna, const void *data)
- +{
- + switch (tuna->id) {
- + case ETHTOOL_PHY_DOWNSHIFT:
- + return aqr107_set_downshift(phydev, *(const u8 *)data);
- + default:
- + return -EOPNOTSUPP;
- + }
- +}
- +
- +/* If we configure settings whilst firmware is still initializing the chip,
- + * then these settings may be overwritten. Therefore make sure chip
- + * initialization has completed. Use presence of the firmware ID as
- + * indicator for initialization having completed.
- + * The chip also provides a "reset completed" bit, but it's cleared after
- + * read. Therefore function would time out if called again.
- + */
- +static int aqr107_wait_reset_complete(struct phy_device *phydev)
- +{
- + int val;
- +
- + return phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
- + VEND1_GLOBAL_FW_ID, val, val != 0,
- + 20000, 2000000, false);
- +}
- +
- +static void aqr107_chip_info(struct phy_device *phydev)
- +{
- + u8 fw_major, fw_minor, build_id, prov_id;
- + int val;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_FW_ID);
- + if (val < 0)
- + return;
- +
- + fw_major = FIELD_GET(VEND1_GLOBAL_FW_ID_MAJOR, val);
- + fw_minor = FIELD_GET(VEND1_GLOBAL_FW_ID_MINOR, val);
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT1);
- + if (val < 0)
- + return;
- +
- + build_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID, val);
- + prov_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_PROV_ID, val);
- +
- + phydev_dbg(phydev, "FW %u.%u, Build %u, Provisioning %u\n",
- + fw_major, fw_minor, build_id, prov_id);
- +}
- +
- +static int aqr107_config_init(struct phy_device *phydev)
- +{
- + int ret;
- +
- + /* Check that the PHY interface type is compatible */
- + if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
- + phydev->interface != PHY_INTERFACE_MODE_1000BASEKX &&
- + phydev->interface != PHY_INTERFACE_MODE_2500BASEX &&
- + phydev->interface != PHY_INTERFACE_MODE_XGMII &&
- + phydev->interface != PHY_INTERFACE_MODE_USXGMII &&
- + phydev->interface != PHY_INTERFACE_MODE_10GKR &&
- + phydev->interface != PHY_INTERFACE_MODE_10GBASER &&
- + phydev->interface != PHY_INTERFACE_MODE_XAUI &&
- + phydev->interface != PHY_INTERFACE_MODE_RXAUI)
- + return -ENODEV;
- +
- + WARN(phydev->interface == PHY_INTERFACE_MODE_XGMII,
- + "Your devicetree is out of date, please update it. The AQR107 family doesn't support XGMII, maybe you mean USXGMII.\n");
- +
- + ret = aqr107_wait_reset_complete(phydev);
- + if (!ret)
- + aqr107_chip_info(phydev);
- +
- + return aqr107_set_downshift(phydev, MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT);
- +}
- +
- +static int aqcs109_config_init(struct phy_device *phydev)
- +{
- + int ret;
- +
- + /* Check that the PHY interface type is compatible */
- + if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
- + phydev->interface != PHY_INTERFACE_MODE_2500BASEX)
- + return -ENODEV;
- +
- + ret = aqr107_wait_reset_complete(phydev);
- + if (!ret)
- + aqr107_chip_info(phydev);
- +
- + /* AQCS109 belongs to a chip family partially supporting 10G and 5G.
- + * PMA speed ability bits are the same for all members of the family,
- + * AQCS109 however supports speeds up to 2.5G only.
- + */
- + phy_set_max_speed(phydev, SPEED_2500);
- +
- + return aqr107_set_downshift(phydev, MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT);
- +}
- +
- +static void aqr107_link_change_notify(struct phy_device *phydev)
- +{
- + u8 fw_major, fw_minor;
- + bool downshift, short_reach, afr;
- + int mode, val;
- +
- + if (phydev->state != PHY_RUNNING || phydev->autoneg == AUTONEG_DISABLE)
- + return;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT1);
- + /* call failed or link partner is no Aquantia PHY */
- + if (val < 0 || !(val & MDIO_AN_RX_LP_STAT1_AQ_PHY))
- + return;
- +
- + short_reach = val & MDIO_AN_RX_LP_STAT1_SHORT_REACH;
- + downshift = val & MDIO_AN_RX_LP_STAT1_AQRATE_DOWNSHIFT;
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT4);
- + if (val < 0)
- + return;
- +
- + fw_major = FIELD_GET(MDIO_AN_RX_LP_STAT4_FW_MAJOR, val);
- + fw_minor = FIELD_GET(MDIO_AN_RX_LP_STAT4_FW_MINOR, val);
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_VEND_STAT3);
- + if (val < 0)
- + return;
- +
- + afr = val & MDIO_AN_RX_VEND_STAT3_AFR;
- +
- + phydev_dbg(phydev, "Link partner is Aquantia PHY, FW %u.%u%s%s%s\n",
- + fw_major, fw_minor,
- + short_reach ? ", short reach mode" : "",
- + downshift ? ", fast-retrain downshift advertised" : "",
- + afr ? ", fast reframe advertised" : "");
- +
- + val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT9);
- + if (val < 0)
- + return;
- +
- + mode = FIELD_GET(VEND1_GLOBAL_RSVD_STAT9_MODE, val);
- + if (mode == VEND1_GLOBAL_RSVD_STAT9_1000BT2)
- + phydev_info(phydev, "Aquantia 1000Base-T2 mode active\n");
- +}
- +
- +static int aqr107_wait_processor_intensive_op(struct phy_device *phydev)
- +{
- + int val, err;
- +
- + /* The datasheet notes to wait at least 1ms after issuing a
- + * processor intensive operation before checking.
- + * We cannot use the 'sleep_before_read' parameter of read_poll_timeout
- + * because that just determines the maximum time slept, not the minimum.
- + */
- + usleep_range(1000, 5000);
- +
- + err = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
- + VEND1_GLOBAL_GEN_STAT2, val,
- + !(val & VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG),
- + AQR107_OP_IN_PROG_SLEEP,
- + AQR107_OP_IN_PROG_TIMEOUT, false);
- + if (err) {
- + phydev_err(phydev, "timeout: processor-intensive MDIO operation\n");
- + return err;
- + }
- +
- + return 0;
- +}
- +
- +static int aqr107_get_rate_matching(struct phy_device *phydev,
- + phy_interface_t iface)
- +{
- + if (iface == PHY_INTERFACE_MODE_10GBASER ||
- + iface == PHY_INTERFACE_MODE_2500BASEX ||
- + iface == PHY_INTERFACE_MODE_NA)
- + return RATE_MATCH_PAUSE;
- + return RATE_MATCH_NONE;
- +}
- +
- +static int aqr107_suspend(struct phy_device *phydev)
- +{
- + int err;
- +
- + err = phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- + MDIO_CTRL1_LPOWER);
- + if (err)
- + return err;
- +
- + return aqr107_wait_processor_intensive_op(phydev);
- +}
- +
- +static int aqr107_resume(struct phy_device *phydev)
- +{
- + int err;
- +
- + err = phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- + MDIO_CTRL1_LPOWER);
- + if (err)
- + return err;
- +
- + return aqr107_wait_processor_intensive_op(phydev);
- +}
- +
- +static int aqr107_probe(struct phy_device *phydev)
- +{
- + phydev->priv = devm_kzalloc(&phydev->mdio.dev,
- + sizeof(struct aqr107_priv), GFP_KERNEL);
- + if (!phydev->priv)
- + return -ENOMEM;
- +
- + return aqr_hwmon_probe(phydev);
- +}
- +
- +static struct phy_driver aqr_driver[] = {
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQ1202),
- + .name = "Aquantia AQ1202",
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr_read_status,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQ2104),
- + .name = "Aquantia AQ2104",
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr_read_status,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR105),
- + .name = "Aquantia AQR105",
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr_read_status,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR106),
- + .name = "Aquantia AQR106",
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr_read_status,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR107),
- + .name = "Aquantia AQR107",
- + .probe = aqr107_probe,
- + .get_rate_matching = aqr107_get_rate_matching,
- + .config_init = aqr107_config_init,
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr107_read_status,
- + .get_tunable = aqr107_get_tunable,
- + .set_tunable = aqr107_set_tunable,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- + .get_sset_count = aqr107_get_sset_count,
- + .get_strings = aqr107_get_strings,
- + .get_stats = aqr107_get_stats,
- + .link_change_notify = aqr107_link_change_notify,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQCS109),
- + .name = "Aquantia AQCS109",
- + .probe = aqr107_probe,
- + .get_rate_matching = aqr107_get_rate_matching,
- + .config_init = aqcs109_config_init,
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr107_read_status,
- + .get_tunable = aqr107_get_tunable,
- + .set_tunable = aqr107_set_tunable,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- + .get_sset_count = aqr107_get_sset_count,
- + .get_strings = aqr107_get_strings,
- + .get_stats = aqr107_get_stats,
- + .link_change_notify = aqr107_link_change_notify,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR405),
- + .name = "Aquantia AQR405",
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr_read_status,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR112),
- + .name = "Aquantia AQR112",
- + .probe = aqr107_probe,
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .get_tunable = aqr107_get_tunable,
- + .set_tunable = aqr107_set_tunable,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- + .read_status = aqr107_read_status,
- + .get_rate_matching = aqr107_get_rate_matching,
- + .get_sset_count = aqr107_get_sset_count,
- + .get_strings = aqr107_get_strings,
- + .get_stats = aqr107_get_stats,
- + .link_change_notify = aqr107_link_change_notify,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR412),
- + .name = "Aquantia AQR412",
- + .probe = aqr107_probe,
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .get_tunable = aqr107_get_tunable,
- + .set_tunable = aqr107_set_tunable,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- + .read_status = aqr107_read_status,
- + .get_rate_matching = aqr107_get_rate_matching,
- + .get_sset_count = aqr107_get_sset_count,
- + .get_strings = aqr107_get_strings,
- + .get_stats = aqr107_get_stats,
- + .link_change_notify = aqr107_link_change_notify,
- +},
- +{
- + PHY_ID_MATCH_MODEL(PHY_ID_AQR113C),
- + .name = "Aquantia AQR113C",
- + .probe = aqr107_probe,
- + .get_rate_matching = aqr107_get_rate_matching,
- + .config_init = aqr107_config_init,
- + .config_aneg = aqr_config_aneg,
- + .config_intr = aqr_config_intr,
- + .handle_interrupt = aqr_handle_interrupt,
- + .read_status = aqr107_read_status,
- + .get_tunable = aqr107_get_tunable,
- + .set_tunable = aqr107_set_tunable,
- + .suspend = aqr107_suspend,
- + .resume = aqr107_resume,
- + .get_sset_count = aqr107_get_sset_count,
- + .get_strings = aqr107_get_strings,
- + .get_stats = aqr107_get_stats,
- + .link_change_notify = aqr107_link_change_notify,
- +},
- +};
- +
- +module_phy_driver(aqr_driver);
- +
- +static struct mdio_device_id __maybe_unused aqr_tbl[] = {
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQ1202) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQ2104) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR105) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR106) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR107) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQCS109) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR405) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR112) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR412) },
- + { PHY_ID_MATCH_MODEL(PHY_ID_AQR113C) },
- + { }
- +};
- +
- +MODULE_DEVICE_TABLE(mdio, aqr_tbl);
- +
- +MODULE_DESCRIPTION("Aquantia PHY driver");
- +MODULE_AUTHOR("Shaohui Xie <[email protected]>");
- +MODULE_LICENSE("GPL v2");
- --- a/drivers/net/phy/aquantia_hwmon.c
- +++ /dev/null
- @@ -1,250 +0,0 @@
- -// SPDX-License-Identifier: GPL-2.0
- -/* HWMON driver for Aquantia PHY
- - *
- - * Author: Nikita Yushchenko <[email protected]>
- - * Author: Andrew Lunn <[email protected]>
- - * Author: Heiner Kallweit <[email protected]>
- - */
- -
- -#include <linux/phy.h>
- -#include <linux/device.h>
- -#include <linux/ctype.h>
- -#include <linux/hwmon.h>
- -
- -#include "aquantia.h"
- -
- -/* Vendor specific 1, MDIO_MMD_VEND2 */
- -#define VEND1_THERMAL_PROV_HIGH_TEMP_FAIL 0xc421
- -#define VEND1_THERMAL_PROV_LOW_TEMP_FAIL 0xc422
- -#define VEND1_THERMAL_PROV_HIGH_TEMP_WARN 0xc423
- -#define VEND1_THERMAL_PROV_LOW_TEMP_WARN 0xc424
- -#define VEND1_THERMAL_STAT1 0xc820
- -#define VEND1_THERMAL_STAT2 0xc821
- -#define VEND1_THERMAL_STAT2_VALID BIT(0)
- -#define VEND1_GENERAL_STAT1 0xc830
- -#define VEND1_GENERAL_STAT1_HIGH_TEMP_FAIL BIT(14)
- -#define VEND1_GENERAL_STAT1_LOW_TEMP_FAIL BIT(13)
- -#define VEND1_GENERAL_STAT1_HIGH_TEMP_WARN BIT(12)
- -#define VEND1_GENERAL_STAT1_LOW_TEMP_WARN BIT(11)
- -
- -#if IS_REACHABLE(CONFIG_HWMON)
- -
- -static umode_t aqr_hwmon_is_visible(const void *data,
- - enum hwmon_sensor_types type,
- - u32 attr, int channel)
- -{
- - if (type != hwmon_temp)
- - return 0;
- -
- - switch (attr) {
- - case hwmon_temp_input:
- - case hwmon_temp_min_alarm:
- - case hwmon_temp_max_alarm:
- - case hwmon_temp_lcrit_alarm:
- - case hwmon_temp_crit_alarm:
- - return 0444;
- - case hwmon_temp_min:
- - case hwmon_temp_max:
- - case hwmon_temp_lcrit:
- - case hwmon_temp_crit:
- - return 0644;
- - default:
- - return 0;
- - }
- -}
- -
- -static int aqr_hwmon_get(struct phy_device *phydev, int reg, long *value)
- -{
- - int temp = phy_read_mmd(phydev, MDIO_MMD_VEND1, reg);
- -
- - if (temp < 0)
- - return temp;
- -
- - /* 16 bit value is 2's complement with LSB = 1/256th degree Celsius */
- - *value = (s16)temp * 1000 / 256;
- -
- - return 0;
- -}
- -
- -static int aqr_hwmon_set(struct phy_device *phydev, int reg, long value)
- -{
- - int temp;
- -
- - if (value >= 128000 || value < -128000)
- - return -ERANGE;
- -
- - temp = value * 256 / 1000;
- -
- - /* temp is in s16 range and we're interested in lower 16 bits only */
- - return phy_write_mmd(phydev, MDIO_MMD_VEND1, reg, (u16)temp);
- -}
- -
- -static int aqr_hwmon_test_bit(struct phy_device *phydev, int reg, int bit)
- -{
- - int val = phy_read_mmd(phydev, MDIO_MMD_VEND1, reg);
- -
- - if (val < 0)
- - return val;
- -
- - return !!(val & bit);
- -}
- -
- -static int aqr_hwmon_status1(struct phy_device *phydev, int bit, long *value)
- -{
- - int val = aqr_hwmon_test_bit(phydev, VEND1_GENERAL_STAT1, bit);
- -
- - if (val < 0)
- - return val;
- -
- - *value = val;
- -
- - return 0;
- -}
- -
- -static int aqr_hwmon_read(struct device *dev, enum hwmon_sensor_types type,
- - u32 attr, int channel, long *value)
- -{
- - struct phy_device *phydev = dev_get_drvdata(dev);
- - int reg;
- -
- - if (type != hwmon_temp)
- - return -EOPNOTSUPP;
- -
- - switch (attr) {
- - case hwmon_temp_input:
- - reg = aqr_hwmon_test_bit(phydev, VEND1_THERMAL_STAT2,
- - VEND1_THERMAL_STAT2_VALID);
- - if (reg < 0)
- - return reg;
- - if (!reg)
- - return -EBUSY;
- -
- - return aqr_hwmon_get(phydev, VEND1_THERMAL_STAT1, value);
- -
- - case hwmon_temp_lcrit:
- - return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_LOW_TEMP_FAIL,
- - value);
- - case hwmon_temp_min:
- - return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_LOW_TEMP_WARN,
- - value);
- - case hwmon_temp_max:
- - return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_WARN,
- - value);
- - case hwmon_temp_crit:
- - return aqr_hwmon_get(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_FAIL,
- - value);
- - case hwmon_temp_lcrit_alarm:
- - return aqr_hwmon_status1(phydev,
- - VEND1_GENERAL_STAT1_LOW_TEMP_FAIL,
- - value);
- - case hwmon_temp_min_alarm:
- - return aqr_hwmon_status1(phydev,
- - VEND1_GENERAL_STAT1_LOW_TEMP_WARN,
- - value);
- - case hwmon_temp_max_alarm:
- - return aqr_hwmon_status1(phydev,
- - VEND1_GENERAL_STAT1_HIGH_TEMP_WARN,
- - value);
- - case hwmon_temp_crit_alarm:
- - return aqr_hwmon_status1(phydev,
- - VEND1_GENERAL_STAT1_HIGH_TEMP_FAIL,
- - value);
- - default:
- - return -EOPNOTSUPP;
- - }
- -}
- -
- -static int aqr_hwmon_write(struct device *dev, enum hwmon_sensor_types type,
- - u32 attr, int channel, long value)
- -{
- - struct phy_device *phydev = dev_get_drvdata(dev);
- -
- - if (type != hwmon_temp)
- - return -EOPNOTSUPP;
- -
- - switch (attr) {
- - case hwmon_temp_lcrit:
- - return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_LOW_TEMP_FAIL,
- - value);
- - case hwmon_temp_min:
- - return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_LOW_TEMP_WARN,
- - value);
- - case hwmon_temp_max:
- - return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_WARN,
- - value);
- - case hwmon_temp_crit:
- - return aqr_hwmon_set(phydev, VEND1_THERMAL_PROV_HIGH_TEMP_FAIL,
- - value);
- - default:
- - return -EOPNOTSUPP;
- - }
- -}
- -
- -static const struct hwmon_ops aqr_hwmon_ops = {
- - .is_visible = aqr_hwmon_is_visible,
- - .read = aqr_hwmon_read,
- - .write = aqr_hwmon_write,
- -};
- -
- -static u32 aqr_hwmon_chip_config[] = {
- - HWMON_C_REGISTER_TZ,
- - 0,
- -};
- -
- -static const struct hwmon_channel_info aqr_hwmon_chip = {
- - .type = hwmon_chip,
- - .config = aqr_hwmon_chip_config,
- -};
- -
- -static u32 aqr_hwmon_temp_config[] = {
- - HWMON_T_INPUT |
- - HWMON_T_MAX | HWMON_T_MIN |
- - HWMON_T_MAX_ALARM | HWMON_T_MIN_ALARM |
- - HWMON_T_CRIT | HWMON_T_LCRIT |
- - HWMON_T_CRIT_ALARM | HWMON_T_LCRIT_ALARM,
- - 0,
- -};
- -
- -static const struct hwmon_channel_info aqr_hwmon_temp = {
- - .type = hwmon_temp,
- - .config = aqr_hwmon_temp_config,
- -};
- -
- -static const struct hwmon_channel_info * const aqr_hwmon_info[] = {
- - &aqr_hwmon_chip,
- - &aqr_hwmon_temp,
- - NULL,
- -};
- -
- -static const struct hwmon_chip_info aqr_hwmon_chip_info = {
- - .ops = &aqr_hwmon_ops,
- - .info = aqr_hwmon_info,
- -};
- -
- -int aqr_hwmon_probe(struct phy_device *phydev)
- -{
- - struct device *dev = &phydev->mdio.dev;
- - struct device *hwmon_dev;
- - char *hwmon_name;
- - int i, j;
- -
- - hwmon_name = devm_kstrdup(dev, dev_name(dev), GFP_KERNEL);
- - if (!hwmon_name)
- - return -ENOMEM;
- -
- - for (i = j = 0; hwmon_name[i]; i++) {
- - if (isalnum(hwmon_name[i])) {
- - if (i != j)
- - hwmon_name[j] = hwmon_name[i];
- - j++;
- - }
- - }
- - hwmon_name[j] = '\0';
- -
- - hwmon_dev = devm_hwmon_device_register_with_info(dev, hwmon_name,
- - phydev, &aqr_hwmon_chip_info, NULL);
- -
- - return PTR_ERR_OR_ZERO(hwmon_dev);
- -}
- -
- -#endif
- --- a/drivers/net/phy/aquantia_main.c
- +++ /dev/null
- @@ -1,882 +0,0 @@
- -// SPDX-License-Identifier: GPL-2.0
- -/*
- - * Driver for Aquantia PHY
- - *
- - * Author: Shaohui Xie <[email protected]>
- - *
- - * Copyright 2015 Freescale Semiconductor, Inc.
- - */
- -
- -#include <linux/kernel.h>
- -#include <linux/module.h>
- -#include <linux/delay.h>
- -#include <linux/bitfield.h>
- -#include <linux/phy.h>
- -
- -#include "aquantia.h"
- -
- -#define PHY_ID_AQ1202 0x03a1b445
- -#define PHY_ID_AQ2104 0x03a1b460
- -#define PHY_ID_AQR105 0x03a1b4a2
- -#define PHY_ID_AQR106 0x03a1b4d0
- -#define PHY_ID_AQR107 0x03a1b4e0
- -#define PHY_ID_AQCS109 0x03a1b5c2
- -#define PHY_ID_AQR405 0x03a1b4b0
- -#define PHY_ID_AQR112 0x03a1b662
- -#define PHY_ID_AQR412 0x03a1b712
- -#define PHY_ID_AQR113C 0x31c31c12
- -
- -#define MDIO_PHYXS_VEND_IF_STATUS 0xe812
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK GENMASK(7, 3)
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_KR 0
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_KX 1
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_XFI 2
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_USXGMII 3
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_XAUI 4
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_SGMII 6
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_RXAUI 7
- -#define MDIO_PHYXS_VEND_IF_STATUS_TYPE_OCSGMII 10
- -
- -#define MDIO_AN_VEND_PROV 0xc400
- -#define MDIO_AN_VEND_PROV_1000BASET_FULL BIT(15)
- -#define MDIO_AN_VEND_PROV_1000BASET_HALF BIT(14)
- -#define MDIO_AN_VEND_PROV_5000BASET_FULL BIT(11)
- -#define MDIO_AN_VEND_PROV_2500BASET_FULL BIT(10)
- -#define MDIO_AN_VEND_PROV_DOWNSHIFT_EN BIT(4)
- -#define MDIO_AN_VEND_PROV_DOWNSHIFT_MASK GENMASK(3, 0)
- -#define MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT 4
- -
- -#define MDIO_AN_TX_VEND_STATUS1 0xc800
- -#define MDIO_AN_TX_VEND_STATUS1_RATE_MASK GENMASK(3, 1)
- -#define MDIO_AN_TX_VEND_STATUS1_10BASET 0
- -#define MDIO_AN_TX_VEND_STATUS1_100BASETX 1
- -#define MDIO_AN_TX_VEND_STATUS1_1000BASET 2
- -#define MDIO_AN_TX_VEND_STATUS1_10GBASET 3
- -#define MDIO_AN_TX_VEND_STATUS1_2500BASET 4
- -#define MDIO_AN_TX_VEND_STATUS1_5000BASET 5
- -#define MDIO_AN_TX_VEND_STATUS1_FULL_DUPLEX BIT(0)
- -
- -#define MDIO_AN_TX_VEND_INT_STATUS1 0xcc00
- -#define MDIO_AN_TX_VEND_INT_STATUS1_DOWNSHIFT BIT(1)
- -
- -#define MDIO_AN_TX_VEND_INT_STATUS2 0xcc01
- -#define MDIO_AN_TX_VEND_INT_STATUS2_MASK BIT(0)
- -
- -#define MDIO_AN_TX_VEND_INT_MASK2 0xd401
- -#define MDIO_AN_TX_VEND_INT_MASK2_LINK BIT(0)
- -
- -#define MDIO_AN_RX_LP_STAT1 0xe820
- -#define MDIO_AN_RX_LP_STAT1_1000BASET_FULL BIT(15)
- -#define MDIO_AN_RX_LP_STAT1_1000BASET_HALF BIT(14)
- -#define MDIO_AN_RX_LP_STAT1_SHORT_REACH BIT(13)
- -#define MDIO_AN_RX_LP_STAT1_AQRATE_DOWNSHIFT BIT(12)
- -#define MDIO_AN_RX_LP_STAT1_AQ_PHY BIT(2)
- -
- -#define MDIO_AN_RX_LP_STAT4 0xe823
- -#define MDIO_AN_RX_LP_STAT4_FW_MAJOR GENMASK(15, 8)
- -#define MDIO_AN_RX_LP_STAT4_FW_MINOR GENMASK(7, 0)
- -
- -#define MDIO_AN_RX_VEND_STAT3 0xe832
- -#define MDIO_AN_RX_VEND_STAT3_AFR BIT(0)
- -
- -/* MDIO_MMD_C22EXT */
- -#define MDIO_C22EXT_STAT_SGMII_RX_GOOD_FRAMES 0xd292
- -#define MDIO_C22EXT_STAT_SGMII_RX_BAD_FRAMES 0xd294
- -#define MDIO_C22EXT_STAT_SGMII_RX_FALSE_CARRIER 0xd297
- -#define MDIO_C22EXT_STAT_SGMII_TX_GOOD_FRAMES 0xd313
- -#define MDIO_C22EXT_STAT_SGMII_TX_BAD_FRAMES 0xd315
- -#define MDIO_C22EXT_STAT_SGMII_TX_FALSE_CARRIER 0xd317
- -#define MDIO_C22EXT_STAT_SGMII_TX_COLLISIONS 0xd318
- -#define MDIO_C22EXT_STAT_SGMII_TX_LINE_COLLISIONS 0xd319
- -#define MDIO_C22EXT_STAT_SGMII_TX_FRAME_ALIGN_ERR 0xd31a
- -#define MDIO_C22EXT_STAT_SGMII_TX_RUNT_FRAMES 0xd31b
- -
- -/* Vendor specific 1, MDIO_MMD_VEND1 */
- -#define VEND1_GLOBAL_FW_ID 0x0020
- -#define VEND1_GLOBAL_FW_ID_MAJOR GENMASK(15, 8)
- -#define VEND1_GLOBAL_FW_ID_MINOR GENMASK(7, 0)
- -
- -#define VEND1_GLOBAL_GEN_STAT2 0xc831
- -#define VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG BIT(15)
- -
- -/* The following registers all have similar layouts; first the registers... */
- -#define VEND1_GLOBAL_CFG_10M 0x0310
- -#define VEND1_GLOBAL_CFG_100M 0x031b
- -#define VEND1_GLOBAL_CFG_1G 0x031c
- -#define VEND1_GLOBAL_CFG_2_5G 0x031d
- -#define VEND1_GLOBAL_CFG_5G 0x031e
- -#define VEND1_GLOBAL_CFG_10G 0x031f
- -/* ...and now the fields */
- -#define VEND1_GLOBAL_CFG_RATE_ADAPT GENMASK(8, 7)
- -#define VEND1_GLOBAL_CFG_RATE_ADAPT_NONE 0
- -#define VEND1_GLOBAL_CFG_RATE_ADAPT_USX 1
- -#define VEND1_GLOBAL_CFG_RATE_ADAPT_PAUSE 2
- -
- -#define VEND1_GLOBAL_RSVD_STAT1 0xc885
- -#define VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID GENMASK(7, 4)
- -#define VEND1_GLOBAL_RSVD_STAT1_PROV_ID GENMASK(3, 0)
- -
- -#define VEND1_GLOBAL_RSVD_STAT9 0xc88d
- -#define VEND1_GLOBAL_RSVD_STAT9_MODE GENMASK(7, 0)
- -#define VEND1_GLOBAL_RSVD_STAT9_1000BT2 0x23
- -
- -#define VEND1_GLOBAL_INT_STD_STATUS 0xfc00
- -#define VEND1_GLOBAL_INT_VEND_STATUS 0xfc01
- -
- -#define VEND1_GLOBAL_INT_STD_MASK 0xff00
- -#define VEND1_GLOBAL_INT_STD_MASK_PMA1 BIT(15)
- -#define VEND1_GLOBAL_INT_STD_MASK_PMA2 BIT(14)
- -#define VEND1_GLOBAL_INT_STD_MASK_PCS1 BIT(13)
- -#define VEND1_GLOBAL_INT_STD_MASK_PCS2 BIT(12)
- -#define VEND1_GLOBAL_INT_STD_MASK_PCS3 BIT(11)
- -#define VEND1_GLOBAL_INT_STD_MASK_PHY_XS1 BIT(10)
- -#define VEND1_GLOBAL_INT_STD_MASK_PHY_XS2 BIT(9)
- -#define VEND1_GLOBAL_INT_STD_MASK_AN1 BIT(8)
- -#define VEND1_GLOBAL_INT_STD_MASK_AN2 BIT(7)
- -#define VEND1_GLOBAL_INT_STD_MASK_GBE BIT(6)
- -#define VEND1_GLOBAL_INT_STD_MASK_ALL BIT(0)
- -
- -#define VEND1_GLOBAL_INT_VEND_MASK 0xff01
- -#define VEND1_GLOBAL_INT_VEND_MASK_PMA BIT(15)
- -#define VEND1_GLOBAL_INT_VEND_MASK_PCS BIT(14)
- -#define VEND1_GLOBAL_INT_VEND_MASK_PHY_XS BIT(13)
- -#define VEND1_GLOBAL_INT_VEND_MASK_AN BIT(12)
- -#define VEND1_GLOBAL_INT_VEND_MASK_GBE BIT(11)
- -#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL1 BIT(2)
- -#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL2 BIT(1)
- -#define VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 BIT(0)
- -
- -/* Sleep and timeout for checking if the Processor-Intensive
- - * MDIO operation is finished
- - */
- -#define AQR107_OP_IN_PROG_SLEEP 1000
- -#define AQR107_OP_IN_PROG_TIMEOUT 100000
- -
- -struct aqr107_hw_stat {
- - const char *name;
- - int reg;
- - int size;
- -};
- -
- -#define SGMII_STAT(n, r, s) { n, MDIO_C22EXT_STAT_SGMII_ ## r, s }
- -static const struct aqr107_hw_stat aqr107_hw_stats[] = {
- - SGMII_STAT("sgmii_rx_good_frames", RX_GOOD_FRAMES, 26),
- - SGMII_STAT("sgmii_rx_bad_frames", RX_BAD_FRAMES, 26),
- - SGMII_STAT("sgmii_rx_false_carrier_events", RX_FALSE_CARRIER, 8),
- - SGMII_STAT("sgmii_tx_good_frames", TX_GOOD_FRAMES, 26),
- - SGMII_STAT("sgmii_tx_bad_frames", TX_BAD_FRAMES, 26),
- - SGMII_STAT("sgmii_tx_false_carrier_events", TX_FALSE_CARRIER, 8),
- - SGMII_STAT("sgmii_tx_collisions", TX_COLLISIONS, 8),
- - SGMII_STAT("sgmii_tx_line_collisions", TX_LINE_COLLISIONS, 8),
- - SGMII_STAT("sgmii_tx_frame_alignment_err", TX_FRAME_ALIGN_ERR, 16),
- - SGMII_STAT("sgmii_tx_runt_frames", TX_RUNT_FRAMES, 22),
- -};
- -#define AQR107_SGMII_STAT_SZ ARRAY_SIZE(aqr107_hw_stats)
- -
- -struct aqr107_priv {
- - u64 sgmii_stats[AQR107_SGMII_STAT_SZ];
- -};
- -
- -static int aqr107_get_sset_count(struct phy_device *phydev)
- -{
- - return AQR107_SGMII_STAT_SZ;
- -}
- -
- -static void aqr107_get_strings(struct phy_device *phydev, u8 *data)
- -{
- - int i;
- -
- - for (i = 0; i < AQR107_SGMII_STAT_SZ; i++)
- - strscpy(data + i * ETH_GSTRING_LEN, aqr107_hw_stats[i].name,
- - ETH_GSTRING_LEN);
- -}
- -
- -static u64 aqr107_get_stat(struct phy_device *phydev, int index)
- -{
- - const struct aqr107_hw_stat *stat = aqr107_hw_stats + index;
- - int len_l = min(stat->size, 16);
- - int len_h = stat->size - len_l;
- - u64 ret;
- - int val;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_C22EXT, stat->reg);
- - if (val < 0)
- - return U64_MAX;
- -
- - ret = val & GENMASK(len_l - 1, 0);
- - if (len_h) {
- - val = phy_read_mmd(phydev, MDIO_MMD_C22EXT, stat->reg + 1);
- - if (val < 0)
- - return U64_MAX;
- -
- - ret += (val & GENMASK(len_h - 1, 0)) << 16;
- - }
- -
- - return ret;
- -}
- -
- -static void aqr107_get_stats(struct phy_device *phydev,
- - struct ethtool_stats *stats, u64 *data)
- -{
- - struct aqr107_priv *priv = phydev->priv;
- - u64 val;
- - int i;
- -
- - for (i = 0; i < AQR107_SGMII_STAT_SZ; i++) {
- - val = aqr107_get_stat(phydev, i);
- - if (val == U64_MAX)
- - phydev_err(phydev, "Reading HW Statistics failed for %s\n",
- - aqr107_hw_stats[i].name);
- - else
- - priv->sgmii_stats[i] += val;
- -
- - data[i] = priv->sgmii_stats[i];
- - }
- -}
- -
- -static int aqr_config_aneg(struct phy_device *phydev)
- -{
- - bool changed = false;
- - u16 reg;
- - int ret;
- -
- - if (phydev->autoneg == AUTONEG_DISABLE)
- - return genphy_c45_pma_setup_forced(phydev);
- -
- - ret = genphy_c45_an_config_aneg(phydev);
- - if (ret < 0)
- - return ret;
- - if (ret > 0)
- - changed = true;
- -
- - /* Clause 45 has no standardized support for 1000BaseT, therefore
- - * use vendor registers for this mode.
- - */
- - reg = 0;
- - if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
- - phydev->advertising))
- - reg |= MDIO_AN_VEND_PROV_1000BASET_FULL;
- -
- - if (linkmode_test_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
- - phydev->advertising))
- - reg |= MDIO_AN_VEND_PROV_1000BASET_HALF;
- -
- - /* Handle the case when the 2.5G and 5G speeds are not advertised */
- - if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
- - phydev->advertising))
- - reg |= MDIO_AN_VEND_PROV_2500BASET_FULL;
- -
- - if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
- - phydev->advertising))
- - reg |= MDIO_AN_VEND_PROV_5000BASET_FULL;
- -
- - ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
- - MDIO_AN_VEND_PROV_1000BASET_HALF |
- - MDIO_AN_VEND_PROV_1000BASET_FULL |
- - MDIO_AN_VEND_PROV_2500BASET_FULL |
- - MDIO_AN_VEND_PROV_5000BASET_FULL, reg);
- - if (ret < 0)
- - return ret;
- - if (ret > 0)
- - changed = true;
- -
- - return genphy_c45_check_and_restart_aneg(phydev, changed);
- -}
- -
- -static int aqr_config_intr(struct phy_device *phydev)
- -{
- - bool en = phydev->interrupts == PHY_INTERRUPT_ENABLED;
- - int err;
- -
- - if (en) {
- - /* Clear any pending interrupts before enabling them */
- - err = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_STATUS2);
- - if (err < 0)
- - return err;
- - }
- -
- - err = phy_write_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_MASK2,
- - en ? MDIO_AN_TX_VEND_INT_MASK2_LINK : 0);
- - if (err < 0)
- - return err;
- -
- - err = phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_INT_STD_MASK,
- - en ? VEND1_GLOBAL_INT_STD_MASK_ALL : 0);
- - if (err < 0)
- - return err;
- -
- - err = phy_write_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_INT_VEND_MASK,
- - en ? VEND1_GLOBAL_INT_VEND_MASK_GLOBAL3 |
- - VEND1_GLOBAL_INT_VEND_MASK_AN : 0);
- - if (err < 0)
- - return err;
- -
- - if (!en) {
- - /* Clear any pending interrupts after we have disabled them */
- - err = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_INT_STATUS2);
- - if (err < 0)
- - return err;
- - }
- -
- - return 0;
- -}
- -
- -static irqreturn_t aqr_handle_interrupt(struct phy_device *phydev)
- -{
- - int irq_status;
- -
- - irq_status = phy_read_mmd(phydev, MDIO_MMD_AN,
- - MDIO_AN_TX_VEND_INT_STATUS2);
- - if (irq_status < 0) {
- - phy_error(phydev);
- - return IRQ_NONE;
- - }
- -
- - if (!(irq_status & MDIO_AN_TX_VEND_INT_STATUS2_MASK))
- - return IRQ_NONE;
- -
- - phy_trigger_machine(phydev);
- -
- - return IRQ_HANDLED;
- -}
- -
- -static int aqr_read_status(struct phy_device *phydev)
- -{
- - int val;
- -
- - if (phydev->autoneg == AUTONEG_ENABLE) {
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT1);
- - if (val < 0)
- - return val;
- -
- - linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
- - phydev->lp_advertising,
- - val & MDIO_AN_RX_LP_STAT1_1000BASET_FULL);
- - linkmode_mod_bit(ETHTOOL_LINK_MODE_1000baseT_Half_BIT,
- - phydev->lp_advertising,
- - val & MDIO_AN_RX_LP_STAT1_1000BASET_HALF);
- - }
- -
- - return genphy_c45_read_status(phydev);
- -}
- -
- -static int aqr107_read_rate(struct phy_device *phydev)
- -{
- - u32 config_reg;
- - int val;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_TX_VEND_STATUS1);
- - if (val < 0)
- - return val;
- -
- - if (val & MDIO_AN_TX_VEND_STATUS1_FULL_DUPLEX)
- - phydev->duplex = DUPLEX_FULL;
- - else
- - phydev->duplex = DUPLEX_HALF;
- -
- - switch (FIELD_GET(MDIO_AN_TX_VEND_STATUS1_RATE_MASK, val)) {
- - case MDIO_AN_TX_VEND_STATUS1_10BASET:
- - phydev->speed = SPEED_10;
- - config_reg = VEND1_GLOBAL_CFG_10M;
- - break;
- - case MDIO_AN_TX_VEND_STATUS1_100BASETX:
- - phydev->speed = SPEED_100;
- - config_reg = VEND1_GLOBAL_CFG_100M;
- - break;
- - case MDIO_AN_TX_VEND_STATUS1_1000BASET:
- - phydev->speed = SPEED_1000;
- - config_reg = VEND1_GLOBAL_CFG_1G;
- - break;
- - case MDIO_AN_TX_VEND_STATUS1_2500BASET:
- - phydev->speed = SPEED_2500;
- - config_reg = VEND1_GLOBAL_CFG_2_5G;
- - break;
- - case MDIO_AN_TX_VEND_STATUS1_5000BASET:
- - phydev->speed = SPEED_5000;
- - config_reg = VEND1_GLOBAL_CFG_5G;
- - break;
- - case MDIO_AN_TX_VEND_STATUS1_10GBASET:
- - phydev->speed = SPEED_10000;
- - config_reg = VEND1_GLOBAL_CFG_10G;
- - break;
- - default:
- - phydev->speed = SPEED_UNKNOWN;
- - return 0;
- - }
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_VEND1, config_reg);
- - if (val < 0)
- - return val;
- -
- - if (FIELD_GET(VEND1_GLOBAL_CFG_RATE_ADAPT, val) ==
- - VEND1_GLOBAL_CFG_RATE_ADAPT_PAUSE)
- - phydev->rate_matching = RATE_MATCH_PAUSE;
- - else
- - phydev->rate_matching = RATE_MATCH_NONE;
- -
- - return 0;
- -}
- -
- -static int aqr107_read_status(struct phy_device *phydev)
- -{
- - int val, ret;
- -
- - ret = aqr_read_status(phydev);
- - if (ret)
- - return ret;
- -
- - if (!phydev->link || phydev->autoneg == AUTONEG_DISABLE)
- - return 0;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_PHYXS, MDIO_PHYXS_VEND_IF_STATUS);
- - if (val < 0)
- - return val;
- -
- - switch (FIELD_GET(MDIO_PHYXS_VEND_IF_STATUS_TYPE_MASK, val)) {
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_KR:
- - phydev->interface = PHY_INTERFACE_MODE_10GKR;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_KX:
- - phydev->interface = PHY_INTERFACE_MODE_1000BASEKX;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_XFI:
- - phydev->interface = PHY_INTERFACE_MODE_10GBASER;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_USXGMII:
- - phydev->interface = PHY_INTERFACE_MODE_USXGMII;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_XAUI:
- - phydev->interface = PHY_INTERFACE_MODE_XAUI;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_SGMII:
- - phydev->interface = PHY_INTERFACE_MODE_SGMII;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_RXAUI:
- - phydev->interface = PHY_INTERFACE_MODE_RXAUI;
- - break;
- - case MDIO_PHYXS_VEND_IF_STATUS_TYPE_OCSGMII:
- - phydev->interface = PHY_INTERFACE_MODE_2500BASEX;
- - break;
- - default:
- - phydev->interface = PHY_INTERFACE_MODE_NA;
- - break;
- - }
- -
- - /* Read possibly downshifted rate from vendor register */
- - return aqr107_read_rate(phydev);
- -}
- -
- -static int aqr107_get_downshift(struct phy_device *phydev, u8 *data)
- -{
- - int val, cnt, enable;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV);
- - if (val < 0)
- - return val;
- -
- - enable = FIELD_GET(MDIO_AN_VEND_PROV_DOWNSHIFT_EN, val);
- - cnt = FIELD_GET(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, val);
- -
- - *data = enable && cnt ? cnt : DOWNSHIFT_DEV_DISABLE;
- -
- - return 0;
- -}
- -
- -static int aqr107_set_downshift(struct phy_device *phydev, u8 cnt)
- -{
- - int val = 0;
- -
- - if (!FIELD_FIT(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, cnt))
- - return -E2BIG;
- -
- - if (cnt != DOWNSHIFT_DEV_DISABLE) {
- - val = MDIO_AN_VEND_PROV_DOWNSHIFT_EN;
- - val |= FIELD_PREP(MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, cnt);
- - }
- -
- - return phy_modify_mmd(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
- - MDIO_AN_VEND_PROV_DOWNSHIFT_EN |
- - MDIO_AN_VEND_PROV_DOWNSHIFT_MASK, val);
- -}
- -
- -static int aqr107_get_tunable(struct phy_device *phydev,
- - struct ethtool_tunable *tuna, void *data)
- -{
- - switch (tuna->id) {
- - case ETHTOOL_PHY_DOWNSHIFT:
- - return aqr107_get_downshift(phydev, data);
- - default:
- - return -EOPNOTSUPP;
- - }
- -}
- -
- -static int aqr107_set_tunable(struct phy_device *phydev,
- - struct ethtool_tunable *tuna, const void *data)
- -{
- - switch (tuna->id) {
- - case ETHTOOL_PHY_DOWNSHIFT:
- - return aqr107_set_downshift(phydev, *(const u8 *)data);
- - default:
- - return -EOPNOTSUPP;
- - }
- -}
- -
- -/* If we configure settings whilst firmware is still initializing the chip,
- - * then these settings may be overwritten. Therefore make sure chip
- - * initialization has completed. Use presence of the firmware ID as
- - * indicator for initialization having completed.
- - * The chip also provides a "reset completed" bit, but it's cleared after
- - * read. Therefore function would time out if called again.
- - */
- -static int aqr107_wait_reset_complete(struct phy_device *phydev)
- -{
- - int val;
- -
- - return phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
- - VEND1_GLOBAL_FW_ID, val, val != 0,
- - 20000, 2000000, false);
- -}
- -
- -static void aqr107_chip_info(struct phy_device *phydev)
- -{
- - u8 fw_major, fw_minor, build_id, prov_id;
- - int val;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_FW_ID);
- - if (val < 0)
- - return;
- -
- - fw_major = FIELD_GET(VEND1_GLOBAL_FW_ID_MAJOR, val);
- - fw_minor = FIELD_GET(VEND1_GLOBAL_FW_ID_MINOR, val);
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT1);
- - if (val < 0)
- - return;
- -
- - build_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_FW_BUILD_ID, val);
- - prov_id = FIELD_GET(VEND1_GLOBAL_RSVD_STAT1_PROV_ID, val);
- -
- - phydev_dbg(phydev, "FW %u.%u, Build %u, Provisioning %u\n",
- - fw_major, fw_minor, build_id, prov_id);
- -}
- -
- -static int aqr107_config_init(struct phy_device *phydev)
- -{
- - int ret;
- -
- - /* Check that the PHY interface type is compatible */
- - if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
- - phydev->interface != PHY_INTERFACE_MODE_1000BASEKX &&
- - phydev->interface != PHY_INTERFACE_MODE_2500BASEX &&
- - phydev->interface != PHY_INTERFACE_MODE_XGMII &&
- - phydev->interface != PHY_INTERFACE_MODE_USXGMII &&
- - phydev->interface != PHY_INTERFACE_MODE_10GKR &&
- - phydev->interface != PHY_INTERFACE_MODE_10GBASER &&
- - phydev->interface != PHY_INTERFACE_MODE_XAUI &&
- - phydev->interface != PHY_INTERFACE_MODE_RXAUI)
- - return -ENODEV;
- -
- - WARN(phydev->interface == PHY_INTERFACE_MODE_XGMII,
- - "Your devicetree is out of date, please update it. The AQR107 family doesn't support XGMII, maybe you mean USXGMII.\n");
- -
- - ret = aqr107_wait_reset_complete(phydev);
- - if (!ret)
- - aqr107_chip_info(phydev);
- -
- - return aqr107_set_downshift(phydev, MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT);
- -}
- -
- -static int aqcs109_config_init(struct phy_device *phydev)
- -{
- - int ret;
- -
- - /* Check that the PHY interface type is compatible */
- - if (phydev->interface != PHY_INTERFACE_MODE_SGMII &&
- - phydev->interface != PHY_INTERFACE_MODE_2500BASEX)
- - return -ENODEV;
- -
- - ret = aqr107_wait_reset_complete(phydev);
- - if (!ret)
- - aqr107_chip_info(phydev);
- -
- - /* AQCS109 belongs to a chip family partially supporting 10G and 5G.
- - * PMA speed ability bits are the same for all members of the family,
- - * AQCS109 however supports speeds up to 2.5G only.
- - */
- - phy_set_max_speed(phydev, SPEED_2500);
- -
- - return aqr107_set_downshift(phydev, MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT);
- -}
- -
- -static void aqr107_link_change_notify(struct phy_device *phydev)
- -{
- - u8 fw_major, fw_minor;
- - bool downshift, short_reach, afr;
- - int mode, val;
- -
- - if (phydev->state != PHY_RUNNING || phydev->autoneg == AUTONEG_DISABLE)
- - return;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT1);
- - /* call failed or link partner is no Aquantia PHY */
- - if (val < 0 || !(val & MDIO_AN_RX_LP_STAT1_AQ_PHY))
- - return;
- -
- - short_reach = val & MDIO_AN_RX_LP_STAT1_SHORT_REACH;
- - downshift = val & MDIO_AN_RX_LP_STAT1_AQRATE_DOWNSHIFT;
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_LP_STAT4);
- - if (val < 0)
- - return;
- -
- - fw_major = FIELD_GET(MDIO_AN_RX_LP_STAT4_FW_MAJOR, val);
- - fw_minor = FIELD_GET(MDIO_AN_RX_LP_STAT4_FW_MINOR, val);
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_AN, MDIO_AN_RX_VEND_STAT3);
- - if (val < 0)
- - return;
- -
- - afr = val & MDIO_AN_RX_VEND_STAT3_AFR;
- -
- - phydev_dbg(phydev, "Link partner is Aquantia PHY, FW %u.%u%s%s%s\n",
- - fw_major, fw_minor,
- - short_reach ? ", short reach mode" : "",
- - downshift ? ", fast-retrain downshift advertised" : "",
- - afr ? ", fast reframe advertised" : "");
- -
- - val = phy_read_mmd(phydev, MDIO_MMD_VEND1, VEND1_GLOBAL_RSVD_STAT9);
- - if (val < 0)
- - return;
- -
- - mode = FIELD_GET(VEND1_GLOBAL_RSVD_STAT9_MODE, val);
- - if (mode == VEND1_GLOBAL_RSVD_STAT9_1000BT2)
- - phydev_info(phydev, "Aquantia 1000Base-T2 mode active\n");
- -}
- -
- -static int aqr107_wait_processor_intensive_op(struct phy_device *phydev)
- -{
- - int val, err;
- -
- - /* The datasheet notes to wait at least 1ms after issuing a
- - * processor intensive operation before checking.
- - * We cannot use the 'sleep_before_read' parameter of read_poll_timeout
- - * because that just determines the maximum time slept, not the minimum.
- - */
- - usleep_range(1000, 5000);
- -
- - err = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
- - VEND1_GLOBAL_GEN_STAT2, val,
- - !(val & VEND1_GLOBAL_GEN_STAT2_OP_IN_PROG),
- - AQR107_OP_IN_PROG_SLEEP,
- - AQR107_OP_IN_PROG_TIMEOUT, false);
- - if (err) {
- - phydev_err(phydev, "timeout: processor-intensive MDIO operation\n");
- - return err;
- - }
- -
- - return 0;
- -}
- -
- -static int aqr107_get_rate_matching(struct phy_device *phydev,
- - phy_interface_t iface)
- -{
- - if (iface == PHY_INTERFACE_MODE_10GBASER ||
- - iface == PHY_INTERFACE_MODE_2500BASEX ||
- - iface == PHY_INTERFACE_MODE_NA)
- - return RATE_MATCH_PAUSE;
- - return RATE_MATCH_NONE;
- -}
- -
- -static int aqr107_suspend(struct phy_device *phydev)
- -{
- - int err;
- -
- - err = phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- - MDIO_CTRL1_LPOWER);
- - if (err)
- - return err;
- -
- - return aqr107_wait_processor_intensive_op(phydev);
- -}
- -
- -static int aqr107_resume(struct phy_device *phydev)
- -{
- - int err;
- -
- - err = phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MDIO_CTRL1,
- - MDIO_CTRL1_LPOWER);
- - if (err)
- - return err;
- -
- - return aqr107_wait_processor_intensive_op(phydev);
- -}
- -
- -static int aqr107_probe(struct phy_device *phydev)
- -{
- - phydev->priv = devm_kzalloc(&phydev->mdio.dev,
- - sizeof(struct aqr107_priv), GFP_KERNEL);
- - if (!phydev->priv)
- - return -ENOMEM;
- -
- - return aqr_hwmon_probe(phydev);
- -}
- -
- -static struct phy_driver aqr_driver[] = {
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQ1202),
- - .name = "Aquantia AQ1202",
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr_read_status,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQ2104),
- - .name = "Aquantia AQ2104",
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr_read_status,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR105),
- - .name = "Aquantia AQR105",
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr_read_status,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR106),
- - .name = "Aquantia AQR106",
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr_read_status,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR107),
- - .name = "Aquantia AQR107",
- - .probe = aqr107_probe,
- - .get_rate_matching = aqr107_get_rate_matching,
- - .config_init = aqr107_config_init,
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr107_read_status,
- - .get_tunable = aqr107_get_tunable,
- - .set_tunable = aqr107_set_tunable,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- - .get_sset_count = aqr107_get_sset_count,
- - .get_strings = aqr107_get_strings,
- - .get_stats = aqr107_get_stats,
- - .link_change_notify = aqr107_link_change_notify,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQCS109),
- - .name = "Aquantia AQCS109",
- - .probe = aqr107_probe,
- - .get_rate_matching = aqr107_get_rate_matching,
- - .config_init = aqcs109_config_init,
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr107_read_status,
- - .get_tunable = aqr107_get_tunable,
- - .set_tunable = aqr107_set_tunable,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- - .get_sset_count = aqr107_get_sset_count,
- - .get_strings = aqr107_get_strings,
- - .get_stats = aqr107_get_stats,
- - .link_change_notify = aqr107_link_change_notify,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR405),
- - .name = "Aquantia AQR405",
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr_read_status,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR112),
- - .name = "Aquantia AQR112",
- - .probe = aqr107_probe,
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .get_tunable = aqr107_get_tunable,
- - .set_tunable = aqr107_set_tunable,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- - .read_status = aqr107_read_status,
- - .get_rate_matching = aqr107_get_rate_matching,
- - .get_sset_count = aqr107_get_sset_count,
- - .get_strings = aqr107_get_strings,
- - .get_stats = aqr107_get_stats,
- - .link_change_notify = aqr107_link_change_notify,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR412),
- - .name = "Aquantia AQR412",
- - .probe = aqr107_probe,
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .get_tunable = aqr107_get_tunable,
- - .set_tunable = aqr107_set_tunable,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- - .read_status = aqr107_read_status,
- - .get_rate_matching = aqr107_get_rate_matching,
- - .get_sset_count = aqr107_get_sset_count,
- - .get_strings = aqr107_get_strings,
- - .get_stats = aqr107_get_stats,
- - .link_change_notify = aqr107_link_change_notify,
- -},
- -{
- - PHY_ID_MATCH_MODEL(PHY_ID_AQR113C),
- - .name = "Aquantia AQR113C",
- - .probe = aqr107_probe,
- - .get_rate_matching = aqr107_get_rate_matching,
- - .config_init = aqr107_config_init,
- - .config_aneg = aqr_config_aneg,
- - .config_intr = aqr_config_intr,
- - .handle_interrupt = aqr_handle_interrupt,
- - .read_status = aqr107_read_status,
- - .get_tunable = aqr107_get_tunable,
- - .set_tunable = aqr107_set_tunable,
- - .suspend = aqr107_suspend,
- - .resume = aqr107_resume,
- - .get_sset_count = aqr107_get_sset_count,
- - .get_strings = aqr107_get_strings,
- - .get_stats = aqr107_get_stats,
- - .link_change_notify = aqr107_link_change_notify,
- -},
- -};
- -
- -module_phy_driver(aqr_driver);
- -
- -static struct mdio_device_id __maybe_unused aqr_tbl[] = {
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQ1202) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQ2104) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR105) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR106) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR107) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQCS109) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR405) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR112) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR412) },
- - { PHY_ID_MATCH_MODEL(PHY_ID_AQR113C) },
- - { }
- -};
- -
- -MODULE_DEVICE_TABLE(mdio, aqr_tbl);
- -
- -MODULE_DESCRIPTION("Aquantia PHY driver");
- -MODULE_AUTHOR("Shaohui Xie <[email protected]>");
- -MODULE_LICENSE("GPL v2");
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