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author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-06-11 17:20:17 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-06-11 17:20:17 +0300 |
commit | 883cad5ba8cc2d9b740b4ad0a8a91063c99c75a3 (patch) | |
tree | f91886f6747bbcf239c42cd1c8d55f86f546e8e7 /drivers/mfd/cros_ec_acpi_gpe.c | |
parent | 8d08c0554244f95076cfe2a722e5207d974cd92d (diff) | |
parent | 556c242045f0c1613aac2e64dc5b2ff0e4bc89e1 (diff) | |
download | linux-883cad5ba8cc2d9b740b4ad0a8a91063c99c75a3.tar.xz |
Merge tag 'mfd-next-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones:
"New Device Support:
- Add support for AXP813 ADC to AXP20x
- Add support for PM8005, PM8998 and PMI8998
New Functionality:
- Add support for Battery Power Supply to AXP813
- Add support for SYSCON to SPARD SC27XX SPI
- Add support for RTC to ChromeOS Embedded-Controller
Fix-ups:
- Remove unused code; exynos{4,5}-pmu, cros_ec, cros_ec_acpi_gpe
- Remove duplicate error messages (-ENOMEM, etc); htc-i2cpld,
janz-cmodio, max8997, rc5t583, sm501, smsc-ece1099, abx500-core,
si476x-i2c, ti_am335x_tscadc, tps65090, tps6586x, tps65910,
tps80031, twl6030-irq, viperboard
- Succinctly use ptr to struct in sizeof(); rc5t583, abx500-core,
sm501, smsc-ece1099
- Simplify syntax for NULL ptr checking; abx500-core, sm501
- No not unnecessarily initialise variables; tps65910, tps65910
- Reorganise and simplify driver data; omap-usb-tll
- Move to SPDX license statement; tps68470
- Probe ADCs via DT; axp20x
- Use new GPIOD API; arizona-core
- Constify things; axp20x
- Reduce code-size (use MACROS, etc); axp20x, omap-usb-host
- Add DT support/docs; motorola-cpcap
- Remove VLAs; rave-sp
- Use devm_* managed resources; cros_ec
- Interrogate HW for firmware version; rave-sp
- Provide ACPI support for ChromeOS Embedded-Controller
Bug Fixes:
- Reorder ordered (enum) device list; tps65218
- Only accept valid data from the offset; rave-sp
- Refrain from copying junk from failed SPI read; cros_ec_dev
- Fix potential memory leaks; pcf50633-core
- Fix clock initialisation; twl-core
- Fix build-issue; tps65911
- Fix off-by-one error; tps65911
- Fix code ordering issues; intel-lpss
- Fix COMPILE_TEST related issues; pwm-stm32
- Fix broken MMC card detection; asic3
- Fix clocking related issues; intel-lpss-pci"
* tag 'mfd-next-4.18' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (84 commits)
mfd: cros_ec: Remove unused __remove function
mfd: wm97xx-core: Platform data can be NULL
mfd: cros_ec_dev: Don't advertise junk features on failure
mfd: cros_ec: Use devm_kzalloc for private data
mfd: intel-lpss: Fix Intel Cannon Lake LPSS I2C input clock
mfd: asic3: Fix broken MMC card detection
mfd: timberdale: Fix spelling mistake "Uknown" -> "Unknown"
mfd: omap-usb-host: Use match_string() helper
mfd: stm32-timers: Fix pwm-stm32 linker issue with COMPILE_TEST
pwm: stm32: Initialize raw local variables
mfd: arizona: Update DT doc to support more standard Reset binding
dt-bindings: mfd: Add bindings for DA9063L
mfd: intel-lpss: Correct names of RESETS register bits
mfd: qcom-spmi-pmic: Add support for pm8005, pm8998 and pmi8998
mfd: intel-lpss: Program REMAP register in PIO mode
mfd: cros_ec_i2c: Moving the system sleep pm ops to late
mfd: cros_ec_i2c: Add ACPI module device table
mfd: cros_ec_dev: Register shutdown function for debugfs
mfd: cros_ec_dev: Register cros-ec-rtc driver as a subdevice
mfd: cros_ec: Don't try to grab log when suspended
...
Diffstat (limited to 'drivers/mfd/cros_ec_acpi_gpe.c')
-rw-r--r-- | drivers/mfd/cros_ec_acpi_gpe.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/drivers/mfd/cros_ec_acpi_gpe.c b/drivers/mfd/cros_ec_acpi_gpe.c deleted file mode 100644 index 56d305dab2d4..000000000000 --- a/drivers/mfd/cros_ec_acpi_gpe.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - * ChromeOS EC multi-function device - * - * Copyright (C) 2017 Google, Inc - * - * 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. - * - * The ChromeOS EC multi function device is used to mux all the requests - * to the EC device for its multiple features: keyboard controller, - * battery charging and regulator control, firmware update. - */ -#include <linux/acpi.h> - -#define ACPI_LID_DEVICE "LID0" - -static int ec_wake_gpe = -EINVAL; - -/* - * This handler indicates to ACPI core that this GPE should stay enabled for - * lid to work in suspend to idle path. - */ -static u32 cros_ec_gpe_handler(acpi_handle gpe_device, u32 gpe_number, - void *data) -{ - return ACPI_INTERRUPT_HANDLED | ACPI_REENABLE_GPE; -} - -/* - * Get ACPI GPE for LID0 device. - */ -static int cros_ec_get_ec_wake_gpe(struct device *dev) -{ - struct acpi_device *cros_acpi_dev; - struct acpi_device *adev; - acpi_handle handle; - acpi_status status; - int ret; - - cros_acpi_dev = ACPI_COMPANION(dev); - - if (!cros_acpi_dev || !cros_acpi_dev->parent || - !cros_acpi_dev->parent->handle) - return -EINVAL; - - status = acpi_get_handle(cros_acpi_dev->parent->handle, ACPI_LID_DEVICE, - &handle); - if (ACPI_FAILURE(status)) - return -EINVAL; - - ret = acpi_bus_get_device(handle, &adev); - if (ret) - return ret; - - return adev->wakeup.gpe_number; -} - -int cros_ec_acpi_install_gpe_handler(struct device *dev) -{ - acpi_status status; - - ec_wake_gpe = cros_ec_get_ec_wake_gpe(dev); - - if (ec_wake_gpe < 0) - return ec_wake_gpe; - - status = acpi_install_gpe_handler(NULL, ec_wake_gpe, - ACPI_GPE_EDGE_TRIGGERED, - &cros_ec_gpe_handler, NULL); - if (ACPI_FAILURE(status)) - return -ENODEV; - - dev_info(dev, "Initialized, GPE = 0x%x\n", ec_wake_gpe); - - return 0; -} - -void cros_ec_acpi_remove_gpe_handler(void) -{ - acpi_status status; - - if (ec_wake_gpe < 0) - return; - - status = acpi_remove_gpe_handler(NULL, ec_wake_gpe, - &cros_ec_gpe_handler); - if (ACPI_FAILURE(status)) - pr_err("failed to remove gpe handler\n"); -} - -void cros_ec_acpi_clear_gpe(void) -{ - if (ec_wake_gpe < 0) - return; - - acpi_clear_gpe(NULL, ec_wake_gpe); -} |