On Wednesday 18 October 2017 07:44 AM, Chanwoo Choi wrote: > Gently Ping. > > Dear Kishon, > > Could you please review this patch for 'drivers/phy/*'? sorry for the delay.. here it is Acked-by: Kishon Vijay Abraham I <kishon at ti.com> > > Regards, > Chanwoo Choi > > On 2017? 10? 12? 12:40, Chanwoo Choi wrote: >> Dear Kishon, >> >> Could you please review this patch? >> After that, I'll make the immutable brand and then send the pull request >> for power_supply, mfd, phy, usb and extcon framework. >> >> On 2017? 10? 10? 19:17, Chanwoo Choi wrote: >>> The extcon has two type of extcon devices as following. >>> - 'extcon provider deivce' adds new extcon device and detect the >>> state/properties of external connector. Also, it notifies the >>> state/properties to the extcon consumer device. >>> - 'extcon consumer device' gets the change state/properties >>> from extcon provider device. >>> Prior to that, include/linux/extcon.h contains all exported API for >>> both provider and consumer device driver. To clarify the meaning of >>> header file and to remove the wrong use-case on consumer device, >>> this patch separates into extcon.h and extcon-provider.h. >>> >>> [Description for include/linux/{extcon.h|extcon-provider.h}] >>> - extcon.h includes the extcon API and data structure for extcon consumer >>> device driver. This header file contains the following APIs: >>> : Register/unregister the notifier to catch the change of extcon device >>> : Get the extcon device instance >>> : Get the extcon device name >>> : Get the state of each external connector >>> : Get the property value of each external connector >>> : Get the property capability of each external connector >>> >>> - extcon-provider.h includes the extcon API and data structure for extcon >>> provider device driver. This header file contains the following APIs: >>> : Include 'include/linux/extcon.h' >>> : Allocate the memory for extcon device instance >>> : Register/unregister extcon device >>> : Set the state of each external connector >>> : Set the property value of each external connector >>> : Set the property capability of each external connector >>> >>> Cc: Felipe Balbi <balbi at kernel.org> >>> Cc: Kishon Vijay Abraham I <kishon at ti.com> >>> Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org> >>> Acked-by: Sebastian Reichel <sebastian.reichel at collabora.co.uk> >>> Acked-by: Chen-Yu Tsai <wens at csie.org> >>> Acked-by: Charles Keepax <ckeepax at opensource.cirrus.com> >>> Acked-by: Lee Jones <lee.jones at linaro.org> >>> Signed-off-by: Chanwoo Choi <cw00.choi at samsung.com> >>> --- >>> Changes from v1: >>> - Don't touch drivers/usb/renesas_usbhs/common.h. >>> - Add acked-by from Sebastian Reichel (for drivers/power/supply/) >>> - Add acked-by from Chen-Yu Tsai (for phy-sun4i-usb.c & extcon-axp288.c) >>> - Add acked-by from Charles Keepax (for drivers/extcon/extcon-arizona.c) >>> - Add acked-by from Lee Jones (fo include/linux/mfd/palmas.h) >>> >>> drivers/extcon/extcon-adc-jack.c | 2 +- >>> drivers/extcon/extcon-arizona.c | 2 +- >>> drivers/extcon/extcon-axp288.c | 2 +- >>> drivers/extcon/extcon-gpio.c | 2 +- >>> drivers/extcon/extcon-intel-cht-wc.c | 2 +- >>> drivers/extcon/extcon-intel-int3496.c | 2 +- >>> drivers/extcon/extcon-max14577.c | 2 +- >>> drivers/extcon/extcon-max3355.c | 2 +- >>> drivers/extcon/extcon-max77693.c | 2 +- >>> drivers/extcon/extcon-max77843.c | 2 +- >>> drivers/extcon/extcon-max8997.c | 2 +- >>> drivers/extcon/extcon-qcom-spmi-misc.c | 2 +- >>> drivers/extcon/extcon-rt8973a.c | 2 +- >>> drivers/extcon/extcon-sm5502.c | 2 +- >>> drivers/extcon/extcon-usb-gpio.c | 2 +- >>> drivers/extcon/extcon-usbc-cros-ec.c | 2 +- >>> drivers/extcon/extcon.h | 2 +- >>> drivers/phy/allwinner/phy-sun4i-usb.c | 2 +- >>> drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c | 2 +- >>> drivers/phy/renesas/phy-rcar-gen3-usb2.c | 2 +- >>> drivers/phy/rockchip/phy-rockchip-inno-usb2.c | 2 +- >>> drivers/power/supply/qcom_smbb.c | 2 +- >>> drivers/usb/gadget/udc/renesas_usb3.c | 2 +- >>> drivers/usb/phy/phy-tahvo.c | 2 +- >>> include/linux/extcon-provider.h | 142 ++++++++++++++++++++++++++ >>> include/linux/extcon.h | 109 +------------------- >>> include/linux/mfd/palmas.h | 2 +- >>> 27 files changed, 172 insertions(+), 129 deletions(-) >>> create mode 100644 include/linux/extcon-provider.h >>> >>> diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c >>> index 6f6537ab0a79..3877d86c746a 100644 >>> --- a/drivers/extcon/extcon-adc-jack.c >>> +++ b/drivers/extcon/extcon-adc-jack.c >>> @@ -26,7 +26,7 @@ >>> #include <linux/workqueue.h> >>> #include <linux/iio/consumer.h> >>> #include <linux/extcon/extcon-adc-jack.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> /** >>> * struct adc_jack_data - internal data for adc_jack device driver >>> diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c >>> index f84da4a17724..da0e9bc4262f 100644 >>> --- a/drivers/extcon/extcon-arizona.c >>> +++ b/drivers/extcon/extcon-arizona.c >>> @@ -27,7 +27,7 @@ >>> #include <linux/pm_runtime.h> >>> #include <linux/property.h> >>> #include <linux/regulator/consumer.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> #include <sound/soc.h> >>> >>> diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c >>> index f4fd03e58e37..981fba56bc18 100644 >>> --- a/drivers/extcon/extcon-axp288.c >>> +++ b/drivers/extcon/extcon-axp288.c >>> @@ -22,7 +22,7 @@ >>> #include <linux/platform_device.h> >>> #include <linux/property.h> >>> #include <linux/notifier.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/regmap.h> >>> #include <linux/gpio.h> >>> #include <linux/gpio/consumer.h> >>> diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c >>> index ebed22f22d75..ab770adcca7e 100644 >>> --- a/drivers/extcon/extcon-gpio.c >>> +++ b/drivers/extcon/extcon-gpio.c >>> @@ -17,7 +17,7 @@ >>> * GNU General Public License for more details. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/extcon/extcon-gpio.h> >>> #include <linux/gpio.h> >>> #include <linux/gpio/consumer.h> >>> diff --git a/drivers/extcon/extcon-intel-cht-wc.c b/drivers/extcon/extcon-intel-cht-wc.c >>> index 91a0023074af..7c4bc8c44c3f 100644 >>> --- a/drivers/extcon/extcon-intel-cht-wc.c >>> +++ b/drivers/extcon/extcon-intel-cht-wc.c >>> @@ -15,7 +15,7 @@ >>> * more details. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/interrupt.h> >>> #include <linux/kernel.h> >>> #include <linux/mfd/intel_soc_pmic.h> >>> diff --git a/drivers/extcon/extcon-intel-int3496.c b/drivers/extcon/extcon-intel-int3496.c >>> index 1a45e745717d..c8691b5a9cb0 100644 >>> --- a/drivers/extcon/extcon-intel-int3496.c >>> +++ b/drivers/extcon/extcon-intel-int3496.c >>> @@ -19,7 +19,7 @@ >>> */ >>> >>> #include <linux/acpi.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/gpio.h> >>> #include <linux/interrupt.h> >>> #include <linux/module.h> >>> diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c >>> index f6414b7fa5bc..6c2c9996eb71 100644 >>> --- a/drivers/extcon/extcon-max14577.c >>> +++ b/drivers/extcon/extcon-max14577.c >>> @@ -23,7 +23,7 @@ >>> #include <linux/platform_device.h> >>> #include <linux/mfd/max14577.h> >>> #include <linux/mfd/max14577-private.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> #define DELAY_MS_DEFAULT 17000 /* unit: millisecond */ >>> >>> diff --git a/drivers/extcon/extcon-max3355.c b/drivers/extcon/extcon-max3355.c >>> index 533e16a952b8..0aa410836f4e 100644 >>> --- a/drivers/extcon/extcon-max3355.c >>> +++ b/drivers/extcon/extcon-max3355.c >>> @@ -9,7 +9,7 @@ >>> * may be copied, distributed, and modified under those terms. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/gpio.h> >>> #include <linux/gpio/consumer.h> >>> #include <linux/interrupt.h> >>> diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c >>> index 7a5856809047..643411066ad9 100644 >>> --- a/drivers/extcon/extcon-max77693.c >>> +++ b/drivers/extcon/extcon-max77693.c >>> @@ -26,7 +26,7 @@ >>> #include <linux/mfd/max77693.h> >>> #include <linux/mfd/max77693-common.h> >>> #include <linux/mfd/max77693-private.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/regmap.h> >>> #include <linux/irqdomain.h> >>> >>> diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c >>> index 6e722d552cf1..28f251ff0fa2 100644 >>> --- a/drivers/extcon/extcon-max77843.c >>> +++ b/drivers/extcon/extcon-max77843.c >>> @@ -11,7 +11,7 @@ >>> * (at your option) any later version. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/i2c.h> >>> #include <linux/interrupt.h> >>> #include <linux/kernel.h> >>> diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c >>> index 4a0612fb9c07..8152790d72e1 100644 >>> --- a/drivers/extcon/extcon-max8997.c >>> +++ b/drivers/extcon/extcon-max8997.c >>> @@ -25,7 +25,7 @@ >>> #include <linux/kobject.h> >>> #include <linux/mfd/max8997.h> >>> #include <linux/mfd/max8997-private.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/irqdomain.h> >>> >>> #define DEV_NAME "max8997-muic" >>> diff --git a/drivers/extcon/extcon-qcom-spmi-misc.c b/drivers/extcon/extcon-qcom-spmi-misc.c >>> index b8cde096a808..660bbf163bf5 100644 >>> --- a/drivers/extcon/extcon-qcom-spmi-misc.c >>> +++ b/drivers/extcon/extcon-qcom-spmi-misc.c >>> @@ -15,7 +15,7 @@ >>> * GNU General Public License for more details. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/init.h> >>> #include <linux/interrupt.h> >>> #include <linux/kernel.h> >>> diff --git a/drivers/extcon/extcon-rt8973a.c b/drivers/extcon/extcon-rt8973a.c >>> index eaa355e7d9e4..e059bd5f2041 100644 >>> --- a/drivers/extcon/extcon-rt8973a.c >>> +++ b/drivers/extcon/extcon-rt8973a.c >>> @@ -20,7 +20,7 @@ >>> #include <linux/platform_device.h> >>> #include <linux/regmap.h> >>> #include <linux/slab.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> #include "extcon-rt8973a.h" >>> >>> diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c >>> index 106ef0297b53..0cfb5a3efdf6 100644 >>> --- a/drivers/extcon/extcon-sm5502.c >>> +++ b/drivers/extcon/extcon-sm5502.c >>> @@ -19,7 +19,7 @@ >>> #include <linux/platform_device.h> >>> #include <linux/regmap.h> >>> #include <linux/slab.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> #include "extcon-sm5502.h" >>> >>> diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c >>> index 9c925b05b7aa..53762864a9f7 100644 >>> --- a/drivers/extcon/extcon-usb-gpio.c >>> +++ b/drivers/extcon/extcon-usb-gpio.c >>> @@ -14,7 +14,7 @@ >>> * GNU General Public License for more details. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/gpio.h> >>> #include <linux/gpio/consumer.h> >>> #include <linux/init.h> >>> diff --git a/drivers/extcon/extcon-usbc-cros-ec.c b/drivers/extcon/extcon-usbc-cros-ec.c >>> index 598956f1dcae..6187f731b29d 100644 >>> --- a/drivers/extcon/extcon-usbc-cros-ec.c >>> +++ b/drivers/extcon/extcon-usbc-cros-ec.c >>> @@ -14,7 +14,7 @@ >>> * GNU General Public License for more details. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/kernel.h> >>> #include <linux/mfd/cros_ec.h> >>> #include <linux/module.h> >>> diff --git a/drivers/extcon/extcon.h b/drivers/extcon/extcon.h >>> index dddddcfa0587..cc1b436eb66a 100644 >>> --- a/drivers/extcon/extcon.h >>> +++ b/drivers/extcon/extcon.h >>> @@ -1,7 +1,7 @@ >>> #ifndef __LINUX_EXTCON_INTERNAL_H__ >>> #define __LINUX_EXTCON_INTERNAL_H__ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> >>> /** >>> * struct extcon_dev - An extcon device represents one external connector. >>> diff --git a/drivers/phy/allwinner/phy-sun4i-usb.c b/drivers/phy/allwinner/phy-sun4i-usb.c >>> index 1161e11fb3cf..ef34f97f214b 100644 >>> --- a/drivers/phy/allwinner/phy-sun4i-usb.c >>> +++ b/drivers/phy/allwinner/phy-sun4i-usb.c >>> @@ -24,7 +24,7 @@ >>> #include <linux/clk.h> >>> #include <linux/delay.h> >>> #include <linux/err.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/io.h> >>> #include <linux/interrupt.h> >>> #include <linux/kernel.h> >>> diff --git a/drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c b/drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c >>> index d099a0c8cee5..7ceea5ae2704 100644 >>> --- a/drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c >>> +++ b/drivers/phy/broadcom/phy-bcm-ns2-usbdrd.c >>> @@ -12,7 +12,7 @@ >>> */ >>> >>> #include <linux/delay.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/gpio.h> >>> #include <linux/gpio/consumer.h> >>> #include <linux/init.h> >>> diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c >>> index 54c34298a000..b33e2994ccce 100644 >>> --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c >>> +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c >>> @@ -12,7 +12,7 @@ >>> * published by the Free Software Foundation. >>> */ >>> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/interrupt.h> >>> #include <linux/io.h> >>> #include <linux/module.h> >>> diff --git a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c >>> index ee7ce5ee53f9..5049dac79bd0 100644 >>> --- a/drivers/phy/rockchip/phy-rockchip-inno-usb2.c >>> +++ b/drivers/phy/rockchip/phy-rockchip-inno-usb2.c >>> @@ -17,7 +17,7 @@ >>> #include <linux/clk.h> >>> #include <linux/clk-provider.h> >>> #include <linux/delay.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/interrupt.h> >>> #include <linux/io.h> >>> #include <linux/gpio/consumer.h> >>> diff --git a/drivers/power/supply/qcom_smbb.c b/drivers/power/supply/qcom_smbb.c >>> index f6a0d245731d..11de691b9a71 100644 >>> --- a/drivers/power/supply/qcom_smbb.c >>> +++ b/drivers/power/supply/qcom_smbb.c >>> @@ -34,7 +34,7 @@ >>> #include <linux/power_supply.h> >>> #include <linux/regmap.h> >>> #include <linux/slab.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/regulator/driver.h> >>> >>> #define SMBB_CHG_VMAX 0x040 >>> diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c >>> index df37c1e6e9d5..8b4d051fdbed 100644 >>> --- a/drivers/usb/gadget/udc/renesas_usb3.c >>> +++ b/drivers/usb/gadget/udc/renesas_usb3.c >>> @@ -12,7 +12,7 @@ >>> #include <linux/delay.h> >>> #include <linux/dma-mapping.h> >>> #include <linux/err.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/interrupt.h> >>> #include <linux/io.h> >>> #include <linux/module.h> >>> diff --git a/drivers/usb/phy/phy-tahvo.c b/drivers/usb/phy/phy-tahvo.c >>> index 8babd318c0ed..354e8c98af05 100644 >>> --- a/drivers/usb/phy/phy-tahvo.c >>> +++ b/drivers/usb/phy/phy-tahvo.c >>> @@ -23,7 +23,7 @@ >>> #include <linux/io.h> >>> #include <linux/clk.h> >>> #include <linux/usb.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/kernel.h> >>> #include <linux/module.h> >>> #include <linux/usb/otg.h> >>> diff --git a/include/linux/extcon-provider.h b/include/linux/extcon-provider.h >>> new file mode 100644 >>> index 000000000000..2feca5881fa7 >>> --- /dev/null >>> +++ b/include/linux/extcon-provider.h >>> @@ -0,0 +1,142 @@ >>> +/* >>> + * External Connector (extcon) framework >>> + * - linux/include/linux/extcon-provider.h for extcon provider device driver. >>> + * >>> + * Copyright (C) 2017 Samsung Electronics >>> + * Author: Chanwoo Choi <cw00.choi at samsung.com> >>> + * >>> + * This software is licensed under the terms of the GNU General Public >>> + * License version 2, as published by the Free Software Foundation, and >>> + * may be copied, distributed, and modified under those terms. >>> + * >>> + * This program is distributed in the hope that it will be useful, >>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of >>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the >>> + * GNU General Public License for more details. >>> + */ >>> + >>> +#ifndef __LINUX_EXTCON_PROVIDER_H__ >>> +#define __LINUX_EXTCON_PROVIDER_H__ >>> + >>> +#include <linux/extcon.h> >>> + >>> +struct extcon_dev; >>> + >>> +#if IS_ENABLED(CONFIG_EXTCON) >>> + >>> +/* Following APIs register/unregister the extcon device. */ >>> +extern int extcon_dev_register(struct extcon_dev *edev); >>> +extern void extcon_dev_unregister(struct extcon_dev *edev); >>> +extern int devm_extcon_dev_register(struct device *dev, >>> + struct extcon_dev *edev); >>> +extern void devm_extcon_dev_unregister(struct device *dev, >>> + struct extcon_dev *edev); >>> + >>> +/* Following APIs allocate/free the memory of the extcon device. */ >>> +extern struct extcon_dev *extcon_dev_allocate(const unsigned int *cable); >>> +extern void extcon_dev_free(struct extcon_dev *edev); >>> +extern struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, >>> + const unsigned int *cable); >>> +extern void devm_extcon_dev_free(struct device *dev, struct extcon_dev *edev); >>> + >>> +/* Synchronize the state and property value for each external connector. */ >>> +extern int extcon_sync(struct extcon_dev *edev, unsigned int id); >>> + >>> +/* >>> + * Following APIs set the connected state of each external connector. >>> + * The 'id' argument indicates the defined external connector. >>> + */ >>> +extern int extcon_set_state(struct extcon_dev *edev, unsigned int id, >>> + bool state); >>> +extern int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, >>> + bool state); >>> + >>> +/* >>> + * Following APIs set the property of each external connector. >>> + * The 'id' argument indicates the defined external connector >>> + * and the 'prop' indicates the extcon property. >>> + * >>> + * And extcon_set_property_capability() set the capability of the property >>> + * for each external connector. They are used to set the capability of the >>> + * property of each external connector based on the id and property. >>> + */ >>> +extern int extcon_set_property(struct extcon_dev *edev, unsigned int id, >>> + unsigned int prop, >>> + union extcon_property_value prop_val); >>> +extern int extcon_set_property_sync(struct extcon_dev *edev, unsigned int id, >>> + unsigned int prop, >>> + union extcon_property_value prop_val); >>> +extern int extcon_set_property_capability(struct extcon_dev *edev, >>> + unsigned int id, unsigned int prop); >>> + >>> +#else /* CONFIG_EXTCON */ >>> +static inline int extcon_dev_register(struct extcon_dev *edev) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline void extcon_dev_unregister(struct extcon_dev *edev) { } >>> + >>> +static inline int devm_extcon_dev_register(struct device *dev, >>> + struct extcon_dev *edev) >>> +{ >>> + return -EINVAL; >>> +} >>> + >>> +static inline void devm_extcon_dev_unregister(struct device *dev, >>> + struct extcon_dev *edev) { } >>> + >>> +static inline struct extcon_dev *extcon_dev_allocate(const unsigned int *cable) >>> +{ >>> + return ERR_PTR(-ENOSYS); >>> +} >>> + >>> +static inline void extcon_dev_free(struct extcon_dev *edev) { } >>> + >>> +static inline struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, >>> + const unsigned int *cable) >>> +{ >>> + return ERR_PTR(-ENOSYS); >>> +} >>> + >>> +static inline void devm_extcon_dev_free(struct extcon_dev *edev) { } >>> + >>> + >>> +static inline int extcon_set_state(struct extcon_dev *edev, unsigned int id, >>> + bool state) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, >>> + bool state) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline int extcon_sync(struct extcon_dev *edev, unsigned int id) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline int extcon_set_property(struct extcon_dev *edev, unsigned int id, >>> + unsigned int prop, >>> + union extcon_property_value prop_val) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline int extcon_set_property_sync(struct extcon_dev *edev, >>> + unsigned int id, unsigned int prop, >>> + union extcon_property_value prop_val) >>> +{ >>> + return 0; >>> +} >>> + >>> +static inline int extcon_set_property_capability(struct extcon_dev *edev, >>> + unsigned int id, unsigned int prop) >>> +{ >>> + return 0; >>> +} >>> +#endif /* CONFIG_EXTCON */ >>> +#endif /* __LINUX_EXTCON_PROVIDER_H__ */ >>> diff --git a/include/linux/extcon.h b/include/linux/extcon.h >>> index 744d60ca80c3..6d94e82c8ad9 100644 >>> --- a/include/linux/extcon.h >>> +++ b/include/linux/extcon.h >>> @@ -1,5 +1,6 @@ >>> /* >>> * External Connector (extcon) framework >>> + * - linux/include/linux/extcon.h for extcon consumer device driver. >>> * >>> * Copyright (C) 2015 Samsung Electronics >>> * Author: Chanwoo Choi <cw00.choi at samsung.com> >>> @@ -170,61 +171,29 @@ >>> int intval; /* type : integer (intval) */ >>> }; >>> >>> -struct extcon_cable; >>> struct extcon_dev; >>> >>> #if IS_ENABLED(CONFIG_EXTCON) >>> - >>> -/* Following APIs register/unregister the extcon device. */ >>> -extern int extcon_dev_register(struct extcon_dev *edev); >>> -extern void extcon_dev_unregister(struct extcon_dev *edev); >>> -extern int devm_extcon_dev_register(struct device *dev, >>> - struct extcon_dev *edev); >>> -extern void devm_extcon_dev_unregister(struct device *dev, >>> - struct extcon_dev *edev); >>> - >>> -/* Following APIs allocate/free the memory of the extcon device. */ >>> -extern struct extcon_dev *extcon_dev_allocate(const unsigned int *cable); >>> -extern void extcon_dev_free(struct extcon_dev *edev); >>> -extern struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, >>> - const unsigned int *cable); >>> -extern void devm_extcon_dev_free(struct device *dev, struct extcon_dev *edev); >>> - >>> -/* Synchronize the state and property value for each external connector. */ >>> -extern int extcon_sync(struct extcon_dev *edev, unsigned int id); >>> - >>> /* >>> - * Following APIs get/set the connected state of each external connector. >>> + * Following APIs get the connected state of each external connector. >>> * The 'id' argument indicates the defined external connector. >>> */ >>> extern int extcon_get_state(struct extcon_dev *edev, unsigned int id); >>> -extern int extcon_set_state(struct extcon_dev *edev, unsigned int id, >>> - bool state); >>> -extern int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, >>> - bool state); >>> >>> /* >>> - * Following APIs get/set the property of each external connector. >>> + * Following APIs get the property of each external connector. >>> * The 'id' argument indicates the defined external connector >>> * and the 'prop' indicates the extcon property. >>> * >>> - * And extcon_get/set_property_capability() set the capability of the property >>> - * for each external connector. They are used to set the capability of the >>> + * And extcon_get_property_capability() get the capability of the property >>> + * for each external connector. They are used to get the capability of the >>> * property of each external connector based on the id and property. >>> */ >>> extern int extcon_get_property(struct extcon_dev *edev, unsigned int id, >>> unsigned int prop, >>> union extcon_property_value *prop_val); >>> -extern int extcon_set_property(struct extcon_dev *edev, unsigned int id, >>> - unsigned int prop, >>> - union extcon_property_value prop_val); >>> -extern int extcon_set_property_sync(struct extcon_dev *edev, unsigned int id, >>> - unsigned int prop, >>> - union extcon_property_value prop_val); >>> extern int extcon_get_property_capability(struct extcon_dev *edev, >>> unsigned int id, unsigned int prop); >>> -extern int extcon_set_property_capability(struct extcon_dev *edev, >>> - unsigned int id, unsigned int prop); >>> >>> /* >>> * Following APIs register the notifier block in order to detect >>> @@ -268,79 +237,17 @@ extern struct extcon_dev *extcon_get_edev_by_phandle(struct device *dev, >>> extern const char *extcon_get_edev_name(struct extcon_dev *edev); >>> >>> #else /* CONFIG_EXTCON */ >>> -static inline int extcon_dev_register(struct extcon_dev *edev) >>> -{ >>> - return 0; >>> -} >>> - >>> -static inline void extcon_dev_unregister(struct extcon_dev *edev) { } >>> - >>> -static inline int devm_extcon_dev_register(struct device *dev, >>> - struct extcon_dev *edev) >>> -{ >>> - return -EINVAL; >>> -} >>> - >>> -static inline void devm_extcon_dev_unregister(struct device *dev, >>> - struct extcon_dev *edev) { } >>> - >>> -static inline struct extcon_dev *extcon_dev_allocate(const unsigned int *cable) >>> -{ >>> - return ERR_PTR(-ENOSYS); >>> -} >>> - >>> -static inline void extcon_dev_free(struct extcon_dev *edev) { } >>> - >>> -static inline struct extcon_dev *devm_extcon_dev_allocate(struct device *dev, >>> - const unsigned int *cable) >>> -{ >>> - return ERR_PTR(-ENOSYS); >>> -} >>> - >>> -static inline void devm_extcon_dev_free(struct extcon_dev *edev) { } >>> - >>> - >>> static inline int extcon_get_state(struct extcon_dev *edev, unsigned int id) >>> { >>> return 0; >>> } >>> >>> -static inline int extcon_set_state(struct extcon_dev *edev, unsigned int id, >>> - bool state) >>> -{ >>> - return 0; >>> -} >>> - >>> -static inline int extcon_set_state_sync(struct extcon_dev *edev, unsigned int id, >>> - bool state) >>> -{ >>> - return 0; >>> -} >>> - >>> -static inline int extcon_sync(struct extcon_dev *edev, unsigned int id) >>> -{ >>> - return 0; >>> -} >>> - >>> static inline int extcon_get_property(struct extcon_dev *edev, unsigned int id, >>> unsigned int prop, >>> union extcon_property_value *prop_val) >>> { >>> return 0; >>> } >>> -static inline int extcon_set_property(struct extcon_dev *edev, unsigned int id, >>> - unsigned int prop, >>> - union extcon_property_value prop_val) >>> -{ >>> - return 0; >>> -} >>> - >>> -static inline int extcon_set_property_sync(struct extcon_dev *edev, >>> - unsigned int id, unsigned int prop, >>> - union extcon_property_value prop_val) >>> -{ >>> - return 0; >>> -} >>> >>> static inline int extcon_get_property_capability(struct extcon_dev *edev, >>> unsigned int id, unsigned int prop) >>> @@ -348,12 +255,6 @@ static inline int extcon_get_property_capability(struct extcon_dev *edev, >>> return 0; >>> } >>> >>> -static inline int extcon_set_property_capability(struct extcon_dev *edev, >>> - unsigned int id, unsigned int prop) >>> -{ >>> - return 0; >>> -} >>> - >>> static inline int extcon_register_notifier(struct extcon_dev *edev, >>> unsigned int id, struct notifier_block *nb) >>> { >>> diff --git a/include/linux/mfd/palmas.h b/include/linux/mfd/palmas.h >>> index 6dec43826303..3c8568aa82a5 100644 >>> --- a/include/linux/mfd/palmas.h >>> +++ b/include/linux/mfd/palmas.h >>> @@ -20,7 +20,7 @@ >>> #include <linux/leds.h> >>> #include <linux/regmap.h> >>> #include <linux/regulator/driver.h> >>> -#include <linux/extcon.h> >>> +#include <linux/extcon-provider.h> >>> #include <linux/of_gpio.h> >>> #include <linux/usb/phy_companion.h> >>> >>> >> >>