diff options
Diffstat (limited to 'drivers/extcon')
-rw-r--r-- | drivers/extcon/Kconfig | 6 | ||||
-rw-r--r-- | drivers/extcon/Makefile | 1 | ||||
-rw-r--r-- | drivers/extcon/extcon-adc-jack.c | 4 | ||||
-rw-r--r-- | drivers/extcon/extcon-arizona.c | 16 | ||||
-rw-r--r-- | drivers/extcon/extcon-axp288.c | 8 | ||||
-rw-r--r-- | drivers/extcon/extcon-gpio.c | 3 | ||||
-rw-r--r-- | drivers/extcon/extcon-max14577.c | 18 | ||||
-rw-r--r-- | drivers/extcon/extcon-max3355.c | 8 | ||||
-rw-r--r-- | drivers/extcon/extcon-max77693.c | 46 | ||||
-rw-r--r-- | drivers/extcon/extcon-max77843.c | 22 | ||||
-rw-r--r-- | drivers/extcon/extcon-max8997.c | 20 | ||||
-rw-r--r-- | drivers/extcon/extcon-palmas.c | 16 | ||||
-rw-r--r-- | drivers/extcon/extcon-qcom-spmi-misc.c | 170 | ||||
-rw-r--r-- | drivers/extcon/extcon-rt8973a.c | 4 | ||||
-rw-r--r-- | drivers/extcon/extcon-sm5502.c | 4 | ||||
-rw-r--r-- | drivers/extcon/extcon-usb-gpio.c | 8 |
16 files changed, 266 insertions, 88 deletions
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig index 3d89e60a3e71..04788d92ea52 100644 --- a/drivers/extcon/Kconfig +++ b/drivers/extcon/Kconfig @@ -96,6 +96,12 @@ config EXTCON_PALMAS Say Y here to enable support for USB peripheral and USB host detection by palmas usb. +config EXTCON_QCOM_SPMI_MISC + tristate "Qualcomm USB extcon support" + help + Say Y here to enable SPMI PMIC based USB cable detection + support on Qualcomm PMICs such as PM8941. + config EXTCON_RT8973A tristate "Richtek RT8973A EXTCON support" depends on I2C diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile index 972c813c375b..31a0a999c4fb 100644 --- a/drivers/extcon/Makefile +++ b/drivers/extcon/Makefile @@ -14,6 +14,7 @@ obj-$(CONFIG_EXTCON_MAX77693) += extcon-max77693.o obj-$(CONFIG_EXTCON_MAX77843) += extcon-max77843.o obj-$(CONFIG_EXTCON_MAX8997) += extcon-max8997.o obj-$(CONFIG_EXTCON_PALMAS) += extcon-palmas.o +obj-$(CONFIG_EXTCON_QCOM_SPMI_MISC) += extcon-qcom-spmi-misc.o obj-$(CONFIG_EXTCON_RT8973A) += extcon-rt8973a.o obj-$(CONFIG_EXTCON_SM5502) += extcon-sm5502.o obj-$(CONFIG_EXTCON_USB_GPIO) += extcon-usb-gpio.o diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c index e62e6cd7e00a..bc538708c753 100644 --- a/drivers/extcon/extcon-adc-jack.c +++ b/drivers/extcon/extcon-adc-jack.c @@ -75,7 +75,7 @@ static void adc_jack_handler(struct work_struct *work) for (i = 0; i < data->num_conditions; i++) { def = &data->adc_conditions[i]; if (def->min_adc <= adc_val && def->max_adc >= adc_val) { - extcon_set_cable_state_(data->edev, def->id, true); + extcon_set_state_sync(data->edev, def->id, true); return; } } @@ -83,7 +83,7 @@ static void adc_jack_handler(struct work_struct *work) /* Set the detached state if adc value is not included in the range */ for (i = 0; i < data->num_conditions; i++) { def = &data->adc_conditions[i]; - extcon_set_cable_state_(data->edev, def->id, false); + extcon_set_state_sync(data->edev, def->id, false); } } diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index 493bd9fe5f67..56e6c4c7c60d 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -614,7 +614,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data) } /* If the cable was removed while measuring ignore the result */ - ret = extcon_get_cable_state_(info->edev, EXTCON_MECHANICAL); + ret = extcon_get_state(info->edev, EXTCON_MECHANICAL); if (ret < 0) { dev_err(arizona->dev, "Failed to check cable state: %d\n", ret); @@ -649,7 +649,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data) else report = EXTCON_JACK_HEADPHONE; - ret = extcon_set_cable_state_(info->edev, report, true); + ret = extcon_set_state_sync(info->edev, report, true); if (ret != 0) dev_err(arizona->dev, "Failed to report HP/line: %d\n", ret); @@ -732,7 +732,7 @@ err: ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); /* Just report headphone */ - ret = extcon_set_cable_state_(info->edev, EXTCON_JACK_HEADPHONE, true); + ret = extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, true); if (ret != 0) dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); @@ -789,7 +789,7 @@ err: ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC); /* Just report headphone */ - ret = extcon_set_cable_state_(info->edev, EXTCON_JACK_HEADPHONE, true); + ret = extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, true); if (ret != 0) dev_err(arizona->dev, "Failed to report headphone: %d\n", ret); @@ -829,7 +829,7 @@ static void arizona_micd_detect(struct work_struct *work) mutex_lock(&info->lock); /* If the cable was removed while measuring ignore the result */ - ret = extcon_get_cable_state_(info->edev, EXTCON_MECHANICAL); + ret = extcon_get_state(info->edev, EXTCON_MECHANICAL); if (ret < 0) { dev_err(arizona->dev, "Failed to check cable state: %d\n", ret); @@ -914,7 +914,7 @@ static void arizona_micd_detect(struct work_struct *work) arizona_identify_headphone(info); - ret = extcon_set_cable_state_(info->edev, + ret = extcon_set_state_sync(info->edev, EXTCON_JACK_MICROPHONE, true); if (ret != 0) dev_err(arizona->dev, "Headset report failed: %d\n", @@ -1108,7 +1108,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data) if (info->last_jackdet == present) { dev_dbg(arizona->dev, "Detected jack\n"); - ret = extcon_set_cable_state_(info->edev, + ret = extcon_set_state_sync(info->edev, EXTCON_MECHANICAL, true); if (ret != 0) @@ -1150,7 +1150,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data) input_sync(info->input); for (i = 0; i < ARRAY_SIZE(arizona_cable) - 1; i++) { - ret = extcon_set_cable_state_(info->edev, + ret = extcon_set_state_sync(info->edev, arizona_cable[i], false); if (ret != 0) dev_err(arizona->dev, diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c index fd55c2f2080a..42f41e808292 100644 --- a/drivers/extcon/extcon-axp288.c +++ b/drivers/extcon/extcon-axp288.c @@ -189,19 +189,19 @@ static int axp288_handle_chrg_det_event(struct axp288_extcon_info *info) switch (chrg_type) { case DET_STAT_SDP: - dev_dbg(info->dev, "sdp cable is connecetd\n"); + dev_dbg(info->dev, "sdp cable is connected\n"); notify_otg = true; notify_charger = true; cable = EXTCON_CHG_USB_SDP; break; case DET_STAT_CDP: - dev_dbg(info->dev, "cdp cable is connecetd\n"); + dev_dbg(info->dev, "cdp cable is connected\n"); notify_otg = true; notify_charger = true; cable = EXTCON_CHG_USB_CDP; break; case DET_STAT_DCP: - dev_dbg(info->dev, "dcp cable is connecetd\n"); + dev_dbg(info->dev, "dcp cable is connected\n"); notify_charger = true; cable = EXTCON_CHG_USB_DCP; break; @@ -226,7 +226,7 @@ notify_otg: } if (notify_charger) - extcon_set_cable_state_(info->edev, cable, vbus_attach); + extcon_set_state_sync(info->edev, cable, vbus_attach); /* Clear the flags on disconnect event */ if (!vbus_attach) diff --git a/drivers/extcon/extcon-gpio.c b/drivers/extcon/extcon-gpio.c index b1b0264eb12d..ebed22f22d75 100644 --- a/drivers/extcon/extcon-gpio.c +++ b/drivers/extcon/extcon-gpio.c @@ -49,7 +49,8 @@ static void gpio_extcon_work(struct work_struct *work) state = gpiod_get_value_cansleep(data->id_gpiod); if (data->pdata->gpio_active_low) state = !state; - extcon_set_cable_state_(data->edev, data->pdata->extcon_id, state); + + extcon_set_state_sync(data->edev, data->pdata->extcon_id, state); } static irqreturn_t gpio_irq_handler(int irq, void *dev_id) diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c index 852a7112f451..12e26c4e7763 100644 --- a/drivers/extcon/extcon-max14577.c +++ b/drivers/extcon/extcon-max14577.c @@ -3,7 +3,7 @@ * * Copyright (C) 2013,2014 Samsung Electronics * Chanwoo Choi <cw00.choi@samsung.com> - * Krzysztof Kozlowski <k.kozlowski@samsung.com> + * Krzysztof Kozlowski <krzk@kernel.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -357,7 +357,7 @@ static int max14577_muic_jig_handler(struct max14577_muic_info *info, if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_JIG, attached); + extcon_set_state_sync(info->edev, EXTCON_JIG, attached); return 0; } @@ -454,24 +454,24 @@ static int max14577_muic_chg_handler(struct max14577_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); break; case MAX14577_CHARGER_TYPE_DEDICATED_CHG: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, attached); break; case MAX14577_CHARGER_TYPE_DOWNSTREAM_PORT: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_CDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_CDP, attached); break; case MAX14577_CHARGER_TYPE_SPECIAL_500MA: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SLOW, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SLOW, attached); break; case MAX14577_CHARGER_TYPE_SPECIAL_1A: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_FAST, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_FAST, attached); break; case MAX14577_CHARGER_TYPE_NONE: @@ -791,6 +791,6 @@ static struct platform_driver max14577_muic_driver = { module_platform_driver(max14577_muic_driver); MODULE_DESCRIPTION("Maxim 14577/77836 Extcon driver"); -MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>, Krzysztof Kozlowski <k.kozlowski@samsung.com>"); +MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>, Krzysztof Kozlowski <krzk@kernel.org>"); MODULE_LICENSE("GPL"); MODULE_ALIAS("platform:extcon-max14577"); diff --git a/drivers/extcon/extcon-max3355.c b/drivers/extcon/extcon-max3355.c index c24abec5d06c..533e16a952b8 100644 --- a/drivers/extcon/extcon-max3355.c +++ b/drivers/extcon/extcon-max3355.c @@ -39,16 +39,16 @@ static irqreturn_t max3355_id_irq(int irq, void *dev_id) * As we don't have event for USB peripheral cable attached, * we simulate USB peripheral attach here. */ - extcon_set_cable_state_(data->edev, EXTCON_USB_HOST, false); - extcon_set_cable_state_(data->edev, EXTCON_USB, true); + extcon_set_state_sync(data->edev, EXTCON_USB_HOST, false); + extcon_set_state_sync(data->edev, EXTCON_USB, true); } else { /* * ID = 0 means USB HOST cable attached. * As we don't have event for USB peripheral cable detached, * we simulate USB peripheral detach here. */ - extcon_set_cable_state_(data->edev, EXTCON_USB, false); - extcon_set_cable_state_(data->edev, EXTCON_USB_HOST, true); + extcon_set_state_sync(data->edev, EXTCON_USB, false); + extcon_set_state_sync(data->edev, EXTCON_USB_HOST, true); } return IRQ_HANDLED; diff --git a/drivers/extcon/extcon-max77693.c b/drivers/extcon/extcon-max77693.c index f17cb76b567c..68dbcb814b2f 100644 --- a/drivers/extcon/extcon-max77693.c +++ b/drivers/extcon/extcon-max77693.c @@ -505,8 +505,8 @@ static int max77693_muic_dock_handler(struct max77693_muic_info *info, if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_DOCK, attached); - extcon_set_cable_state_(info->edev, EXTCON_DISP_MHL, attached); + extcon_set_state_sync(info->edev, EXTCON_DOCK, attached); + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, attached); goto out; case MAX77693_MUIC_ADC_AUDIO_MODE_REMOTE: /* Dock-Desk */ dock_id = EXTCON_DOCK; @@ -514,8 +514,8 @@ static int max77693_muic_dock_handler(struct max77693_muic_info *info, case MAX77693_MUIC_ADC_AV_CABLE_NOLOAD: /* Dock-Audio */ dock_id = EXTCON_DOCK; if (!attached) { - extcon_set_cable_state_(info->edev, EXTCON_USB, false); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_USB, false); + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, false); } break; @@ -530,7 +530,7 @@ static int max77693_muic_dock_handler(struct max77693_muic_info *info, attached); if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, dock_id, attached); + extcon_set_state_sync(info->edev, dock_id, attached); out: return 0; @@ -596,7 +596,7 @@ static int max77693_muic_adc_ground_handler(struct max77693_muic_info *info) attached); if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, attached); + extcon_set_state_sync(info->edev, EXTCON_USB_HOST, attached); break; case MAX77693_MUIC_GND_AV_CABLE_LOAD: /* Audio Video Cable with load, PATH:AUDIO */ @@ -604,14 +604,14 @@ static int max77693_muic_adc_ground_handler(struct max77693_muic_info *info) attached); if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); break; case MAX77693_MUIC_GND_MHL: case MAX77693_MUIC_GND_MHL_VB: /* MHL or MHL with USB/TA cable */ - extcon_set_cable_state_(info->edev, EXTCON_DISP_MHL, attached); + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, attached); break; default: dev_err(info->dev, "failed to detect %s cable of gnd type\n", @@ -653,7 +653,7 @@ static int max77693_muic_jig_handler(struct max77693_muic_info *info, if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_JIG, attached); + extcon_set_state_sync(info->edev, EXTCON_JIG, attached); return 0; } @@ -807,10 +807,10 @@ static int max77693_muic_chg_handler(struct max77693_muic_info *info) * - Support charging through micro-usb port without * data connection */ - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, attached); if (!cable_attached) - extcon_set_cable_state_(info->edev, + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, cable_attached); break; } @@ -834,13 +834,13 @@ static int max77693_muic_chg_handler(struct max77693_muic_info *info) * - Support charging through micro-usb port without * data connection. */ - extcon_set_cable_state_(info->edev, EXTCON_USB, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); if (!cable_attached) - extcon_set_cable_state_(info->edev, EXTCON_DOCK, + extcon_set_state_sync(info->edev, EXTCON_DOCK, cable_attached); break; case MAX77693_MUIC_ADC_RESERVED_ACC_3: /* Dock-Smart */ @@ -869,9 +869,9 @@ static int max77693_muic_chg_handler(struct max77693_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_DOCK, + extcon_set_state_sync(info->edev, EXTCON_DOCK, attached); - extcon_set_cable_state_(info->edev, EXTCON_DISP_MHL, + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, attached); break; } @@ -905,28 +905,28 @@ static int max77693_muic_chg_handler(struct max77693_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); break; case MAX77693_CHARGER_TYPE_DEDICATED_CHG: /* Only TA cable */ - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, attached); break; } break; case MAX77693_CHARGER_TYPE_DOWNSTREAM_PORT: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_CDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_CDP, attached); break; case MAX77693_CHARGER_TYPE_APPLE_500MA: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SLOW, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SLOW, attached); break; case MAX77693_CHARGER_TYPE_APPLE_1A_2A: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_FAST, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_FAST, attached); break; case MAX77693_CHARGER_TYPE_DEAD_BATTERY: diff --git a/drivers/extcon/extcon-max77843.c b/drivers/extcon/extcon-max77843.c index b188bd650efa..5d11fdf36e94 100644 --- a/drivers/extcon/extcon-max77843.c +++ b/drivers/extcon/extcon-max77843.c @@ -346,7 +346,7 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, attached); + extcon_set_state_sync(info->edev, EXTCON_USB_HOST, attached); break; case MAX77843_MUIC_GND_MHL_VB: case MAX77843_MUIC_GND_MHL: @@ -356,7 +356,7 @@ static int max77843_muic_adc_gnd_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_DISP_MHL, attached); + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, attached); break; default: dev_err(info->dev, "failed to detect %s accessory(gnd:0x%x)\n", @@ -392,7 +392,7 @@ static int max77843_muic_jig_handler(struct max77843_muic_info *info, if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_JIG, attached); + extcon_set_state_sync(info->edev, EXTCON_JIG, attached); return 0; } @@ -486,8 +486,8 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); break; case MAX77843_MUIC_CHG_DOWNSTREAM: @@ -497,7 +497,7 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_CDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_CDP, attached); break; case MAX77843_MUIC_CHG_DEDICATED: @@ -507,7 +507,7 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, attached); break; case MAX77843_MUIC_CHG_SPECIAL_500MA: @@ -517,7 +517,7 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SLOW, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SLOW, attached); break; case MAX77843_MUIC_CHG_SPECIAL_1A: @@ -527,7 +527,7 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) if (ret < 0) return ret; - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_FAST, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_FAST, attached); break; case MAX77843_MUIC_CHG_GND: @@ -536,10 +536,10 @@ static int max77843_muic_chg_handler(struct max77843_muic_info *info) /* Charger cable on MHL accessory is attach or detach */ if (gnd_type == MAX77843_MUIC_GND_MHL_VB) - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, true); else if (gnd_type == MAX77843_MUIC_GND_MHL) - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, false); break; case MAX77843_MUIC_CHG_NONE: diff --git a/drivers/extcon/extcon-max8997.c b/drivers/extcon/extcon-max8997.c index 9a89320d09a8..4a0612fb9c07 100644 --- a/drivers/extcon/extcon-max8997.c +++ b/drivers/extcon/extcon-max8997.c @@ -331,11 +331,11 @@ static int max8997_muic_handle_usb(struct max8997_muic_info *info, switch (usb_type) { case MAX8997_USB_HOST: - extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, attached); + extcon_set_state_sync(info->edev, EXTCON_USB_HOST, attached); break; case MAX8997_USB_DEVICE: - extcon_set_cable_state_(info->edev, EXTCON_USB, attached); - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_USB, attached); + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); break; default: @@ -361,7 +361,7 @@ static int max8997_muic_handle_dock(struct max8997_muic_info *info, switch (cable_type) { case MAX8997_MUIC_ADC_AV_CABLE_NOLOAD: case MAX8997_MUIC_ADC_FACTORY_MODE_UART_ON: - extcon_set_cable_state_(info->edev, EXTCON_DOCK, attached); + extcon_set_state_sync(info->edev, EXTCON_DOCK, attached); break; default: dev_err(info->dev, "failed to detect %s dock device\n", @@ -384,7 +384,7 @@ static int max8997_muic_handle_jig_uart(struct max8997_muic_info *info, return ret; } - extcon_set_cable_state_(info->edev, EXTCON_JIG, attached); + extcon_set_state_sync(info->edev, EXTCON_JIG, attached); return 0; } @@ -406,7 +406,7 @@ static int max8997_muic_adc_handler(struct max8997_muic_info *info) return ret; break; case MAX8997_MUIC_ADC_MHL: - extcon_set_cable_state_(info->edev, EXTCON_DISP_MHL, attached); + extcon_set_state_sync(info->edev, EXTCON_DISP_MHL, attached); break; case MAX8997_MUIC_ADC_FACTORY_MODE_USB_OFF: case MAX8997_MUIC_ADC_FACTORY_MODE_USB_ON: @@ -489,19 +489,19 @@ static int max8997_muic_chg_handler(struct max8997_muic_info *info) } break; case MAX8997_CHARGER_TYPE_DOWNSTREAM_PORT: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_CDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_CDP, attached); break; case MAX8997_CHARGER_TYPE_DEDICATED_CHG: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_DCP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_DCP, attached); break; case MAX8997_CHARGER_TYPE_500MA: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SLOW, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SLOW, attached); break; case MAX8997_CHARGER_TYPE_1A: - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_FAST, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_FAST, attached); break; default: diff --git a/drivers/extcon/extcon-palmas.c b/drivers/extcon/extcon-palmas.c index caff46c0e214..634ba70782de 100644 --- a/drivers/extcon/extcon-palmas.c +++ b/drivers/extcon/extcon-palmas.c @@ -61,7 +61,7 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb) if (vbus_line_state & PALMAS_INT3_LINE_STATE_VBUS) { if (palmas_usb->linkstat != PALMAS_USB_STATE_VBUS) { palmas_usb->linkstat = PALMAS_USB_STATE_VBUS; - extcon_set_cable_state_(edev, EXTCON_USB, true); + extcon_set_state_sync(edev, EXTCON_USB, true); dev_info(palmas_usb->dev, "USB cable is attached\n"); } else { dev_dbg(palmas_usb->dev, @@ -70,7 +70,7 @@ static irqreturn_t palmas_vbus_irq_handler(int irq, void *_palmas_usb) } else if (!(vbus_line_state & PALMAS_INT3_LINE_STATE_VBUS)) { if (palmas_usb->linkstat == PALMAS_USB_STATE_VBUS) { palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT; - extcon_set_cable_state_(edev, EXTCON_USB, false); + extcon_set_state_sync(edev, EXTCON_USB, false); dev_info(palmas_usb->dev, "USB cable is detached\n"); } else { dev_dbg(palmas_usb->dev, @@ -98,7 +98,7 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb) PALMAS_USB_ID_INT_LATCH_CLR, PALMAS_USB_ID_INT_EN_HI_CLR_ID_GND); palmas_usb->linkstat = PALMAS_USB_STATE_ID; - extcon_set_cable_state_(edev, EXTCON_USB_HOST, true); + extcon_set_state_sync(edev, EXTCON_USB_HOST, true); dev_info(palmas_usb->dev, "USB-HOST cable is attached\n"); } else if ((set & PALMAS_USB_ID_INT_SRC_ID_FLOAT) && (id_src & PALMAS_USB_ID_INT_SRC_ID_FLOAT)) { @@ -106,17 +106,17 @@ static irqreturn_t palmas_id_irq_handler(int irq, void *_palmas_usb) PALMAS_USB_ID_INT_LATCH_CLR, PALMAS_USB_ID_INT_EN_HI_CLR_ID_FLOAT); palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT; - extcon_set_cable_state_(edev, EXTCON_USB_HOST, false); + extcon_set_state_sync(edev, EXTCON_USB_HOST, false); dev_info(palmas_usb->dev, "USB-HOST cable is detached\n"); } else if ((palmas_usb->linkstat == PALMAS_USB_STATE_ID) && (!(set & PALMAS_USB_ID_INT_SRC_ID_GND))) { palmas_usb->linkstat = PALMAS_USB_STATE_DISCONNECT; - extcon_set_cable_state_(edev, EXTCON_USB_HOST, false); + extcon_set_state_sync(edev, EXTCON_USB_HOST, false); dev_info(palmas_usb->dev, "USB-HOST cable is detached\n"); } else if ((palmas_usb->linkstat == PALMAS_USB_STATE_DISCONNECT) && (id_src & PALMAS_USB_ID_INT_SRC_ID_GND)) { palmas_usb->linkstat = PALMAS_USB_STATE_ID; - extcon_set_cable_state_(edev, EXTCON_USB_HOST, true); + extcon_set_state_sync(edev, EXTCON_USB_HOST, true); dev_info(palmas_usb->dev, " USB-HOST cable is attached\n"); } @@ -137,10 +137,10 @@ static void palmas_gpio_id_detect(struct work_struct *work) id = gpiod_get_value_cansleep(palmas_usb->id_gpiod); if (id) { - extcon_set_cable_state_(edev, EXTCON_USB_HOST, false); + extcon_set_state_sync(edev, EXTCON_USB_HOST, false); dev_info(palmas_usb->dev, "USB-HOST cable is detached\n"); } else { - extcon_set_cable_state_(edev, EXTCON_USB_HOST, true); + extcon_set_state_sync(edev, EXTCON_USB_HOST, true); dev_info(palmas_usb->dev, "USB-HOST cable is attached\n"); } } diff --git a/drivers/extcon/extcon-qcom-spmi-misc.c b/drivers/extcon/extcon-qcom-spmi-misc.c new file mode 100644 index 000000000000..ca957a5f4291 --- /dev/null +++ b/drivers/extcon/extcon-qcom-spmi-misc.c @@ -0,0 +1,170 @@ +/** + * extcon-qcom-spmi-misc.c - Qualcomm USB extcon driver to support USB ID + * detection based on extcon-usb-gpio.c. + * + * Copyright (C) 2016 Linaro, Ltd. + * Stephen Boyd <stephen.boyd@linaro.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * 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. + */ + +#include <linux/extcon.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> +#include <linux/slab.h> +#include <linux/workqueue.h> + +#define USB_ID_DEBOUNCE_MS 5 /* ms */ + +struct qcom_usb_extcon_info { + struct extcon_dev *edev; + int irq; + struct delayed_work wq_detcable; + unsigned long debounce_jiffies; +}; + +static const unsigned int qcom_usb_extcon_cable[] = { + EXTCON_USB_HOST, + EXTCON_NONE, +}; + +static void qcom_usb_extcon_detect_cable(struct work_struct *work) +{ + bool id; + int ret; + struct qcom_usb_extcon_info *info = container_of(to_delayed_work(work), + struct qcom_usb_extcon_info, + wq_detcable); + + /* check ID and update cable state */ + ret = irq_get_irqchip_state(info->irq, IRQCHIP_STATE_LINE_LEVEL, &id); + if (ret) + return; + + extcon_set_state(info->edev, EXTCON_USB_HOST, !id); +} + +static irqreturn_t qcom_usb_irq_handler(int irq, void *dev_id) +{ + struct qcom_usb_extcon_info *info = dev_id; + + queue_delayed_work(system_power_efficient_wq, &info->wq_detcable, + info->debounce_jiffies); + + return IRQ_HANDLED; +} + +static int qcom_usb_extcon_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct qcom_usb_extcon_info *info; + int ret; + + info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->edev = devm_extcon_dev_allocate(dev, qcom_usb_extcon_cable); + if (IS_ERR(info->edev)) { + dev_err(dev, "failed to allocate extcon device\n"); + return -ENOMEM; + } + + ret = devm_extcon_dev_register(dev, info->edev); + if (ret < 0) { + dev_err(dev, "failed to register extcon device\n"); + return ret; + } + + info->debounce_jiffies = msecs_to_jiffies(USB_ID_DEBOUNCE_MS); + INIT_DELAYED_WORK(&info->wq_detcable, qcom_usb_extcon_detect_cable); + + info->irq = platform_get_irq_byname(pdev, "usb_id"); + if (info->irq < 0) + return info->irq; + + ret = devm_request_threaded_irq(dev, info->irq, NULL, + qcom_usb_irq_handler, + IRQF_TRIGGER_RISING | + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + pdev->name, info); + if (ret < 0) { + dev_err(dev, "failed to request handler for ID IRQ\n"); + return ret; + } + + platform_set_drvdata(pdev, info); + device_init_wakeup(dev, 1); + + /* Perform initial detection */ + qcom_usb_extcon_detect_cable(&info->wq_detcable.work); + + return 0; +} + +static int qcom_usb_extcon_remove(struct platform_device *pdev) +{ + struct qcom_usb_extcon_info *info = platform_get_drvdata(pdev); + + cancel_delayed_work_sync(&info->wq_detcable); + + return 0; +} + +#ifdef CONFIG_PM_SLEEP +static int qcom_usb_extcon_suspend(struct device *dev) +{ + struct qcom_usb_extcon_info *info = dev_get_drvdata(dev); + int ret = 0; + + if (device_may_wakeup(dev)) + ret = enable_irq_wake(info->irq); + + return ret; +} + +static int qcom_usb_extcon_resume(struct device *dev) +{ + struct qcom_usb_extcon_info *info = dev_get_drvdata(dev); + int ret = 0; + + if (device_may_wakeup(dev)) + ret = disable_irq_wake(info->irq); + + return ret; +} +#endif + +static SIMPLE_DEV_PM_OPS(qcom_usb_extcon_pm_ops, + qcom_usb_extcon_suspend, qcom_usb_extcon_resume); + +static const struct of_device_id qcom_usb_extcon_dt_match[] = { + { .compatible = "qcom,pm8941-misc", }, + { } +}; +MODULE_DEVICE_TABLE(of, qcom_usb_extcon_dt_match); + +static struct platform_driver qcom_usb_extcon_driver = { + .probe = qcom_usb_extcon_probe, + .remove = qcom_usb_extcon_remove, + .driver = { + .name = "extcon-pm8941-misc", + .pm = &qcom_usb_extcon_pm_ops, + .of_match_table = qcom_usb_extcon_dt_match, + }, +}; +module_platform_driver(qcom_usb_extcon_driver); + +MODULE_DESCRIPTION("QCOM USB ID extcon driver"); +MODULE_AUTHOR("Stephen Boyd <stephen.boyd@linaro.org>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/extcon/extcon-rt8973a.c b/drivers/extcon/extcon-rt8973a.c index 97e074d70eca..174c388739ea 100644 --- a/drivers/extcon/extcon-rt8973a.c +++ b/drivers/extcon/extcon-rt8973a.c @@ -398,9 +398,9 @@ static int rt8973a_muic_cable_handler(struct rt8973a_muic_info *info, return ret; /* Change the state of external accessory */ - extcon_set_cable_state_(info->edev, id, attached); + extcon_set_state_sync(info->edev, id, attached); if (id == EXTCON_USB) - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); return 0; diff --git a/drivers/extcon/extcon-sm5502.c b/drivers/extcon/extcon-sm5502.c index df769a17e736..b22325688503 100644 --- a/drivers/extcon/extcon-sm5502.c +++ b/drivers/extcon/extcon-sm5502.c @@ -411,9 +411,9 @@ static int sm5502_muic_cable_handler(struct sm5502_muic_info *info, return ret; /* Change the state of external accessory */ - extcon_set_cable_state_(info->edev, id, attached); + extcon_set_state_sync(info->edev, id, attached); if (id == EXTCON_USB) - extcon_set_cable_state_(info->edev, EXTCON_CHG_USB_SDP, + extcon_set_state_sync(info->edev, EXTCON_CHG_USB_SDP, attached); return 0; diff --git a/drivers/extcon/extcon-usb-gpio.c b/drivers/extcon/extcon-usb-gpio.c index 2512660dc4b9..a27d350f69e3 100644 --- a/drivers/extcon/extcon-usb-gpio.c +++ b/drivers/extcon/extcon-usb-gpio.c @@ -63,16 +63,16 @@ static void usb_extcon_detect_cable(struct work_struct *work) * As we don't have event for USB peripheral cable attached, * we simulate USB peripheral attach here. */ - extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, false); - extcon_set_cable_state_(info->edev, EXTCON_USB, true); + extcon_set_state_sync(info->edev, EXTCON_USB_HOST, false); + extcon_set_state_sync(info->edev, EXTCON_USB, true); } else { /* * ID = 0 means USB HOST cable attached. * As we don't have event for USB peripheral cable detached, * we simulate USB peripheral detach here. */ - extcon_set_cable_state_(info->edev, EXTCON_USB, false); - extcon_set_cable_state_(info->edev, EXTCON_USB_HOST, true); + extcon_set_state_sync(info->edev, EXTCON_USB, false); + extcon_set_state_sync(info->edev, EXTCON_USB_HOST, true); } } |