diff options
78 files changed, 713 insertions, 822 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-counter b/Documentation/ABI/testing/sysfs-bus-counter index e9d9e50f03be..20fe5afd4f9e 100644 --- a/Documentation/ABI/testing/sysfs-bus-counter +++ b/Documentation/ABI/testing/sysfs-bus-counter @@ -57,6 +57,7 @@ Description: What: /sys/bus/counter/devices/counterX/countY/count_mode_available What: /sys/bus/counter/devices/counterX/countY/error_noise_available What: /sys/bus/counter/devices/counterX/countY/function_available +What: /sys/bus/counter/devices/counterX/countY/prescaler_available What: /sys/bus/counter/devices/counterX/countY/signalZ_action_available KernelVersion: 5.2 Contact: [email protected] @@ -154,6 +155,15 @@ Description: Count Y. If possible, this should match the name of the respective channel as it appears in the device datasheet. +What: /sys/bus/counter/devices/counterX/countY/prescaler +KernelVersion: 5.2 +Contact: [email protected] +Description: + Configure the prescaler value associated with Count Y. + On the FlexTimer, the counter clock source passes through a + prescaler (i.e. a counter). This acts like a clock + divider. + What: /sys/bus/counter/devices/counterX/countY/preset KernelVersion: 5.2 Contact: [email protected] @@ -224,11 +234,45 @@ Description: Read-only attribute that indicates the total number of Signals belonging to the Counter. -What: /sys/bus/counter/devices/counterX/signalY/signal +What: /sys/bus/counter/devices/counterX/signalY/cable_fault +KernelVersion: 5.7 +Contact: [email protected] +Description: + Read-only attribute that indicates whether a differential + encoder cable fault (not connected or loose wires) is detected + for the respective channel of Signal Y. Valid attribute values + are boolean. Detection must first be enabled via the + corresponding cable_fault_enable attribute. + +What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable +KernelVersion: 5.7 +Contact: [email protected] +Description: + Whether detection of differential encoder cable faults for the + respective channel of Signal Y is enabled. Valid attribute + values are boolean. + +What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler +KernelVersion: 5.7 +Contact: [email protected] +Description: + Filter clock factor for input Signal Y. This prescaler value + affects the inputs of both quadrature pair signals. + +What: /sys/bus/counter/devices/counterX/signalY/index_polarity KernelVersion: 5.2 Contact: [email protected] Description: - Signal data of Signal Y represented as a string. + Active level of index input Signal Y; irrelevant in + non-synchronous load mode. + +What: /sys/bus/counter/devices/counterX/signalY/index_polarity_available +What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode_available +KernelVersion: 5.2 +Contact: [email protected] +Description: + Discrete set of available values for the respective Signal Y + configuration are listed in this file. What: /sys/bus/counter/devices/counterX/signalY/name KernelVersion: 5.2 @@ -237,3 +281,31 @@ Description: Read-only attribute that indicates the device-specific name of Signal Y. If possible, this should match the name of the respective signal as it appears in the device datasheet. + +What: /sys/bus/counter/devices/counterX/signalY/signal +KernelVersion: 5.2 +Contact: [email protected] +Description: + Signal data of Signal Y represented as a string. + +What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode +KernelVersion: 5.2 +Contact: [email protected] +Description: + Configure the counter associated with Signal Y for + non-synchronous or synchronous load mode. Synchronous load mode + cannot be selected in non-quadrature (Pulse-Direction) clock + mode. + + non-synchronous: + A logic low level is the active level at this index + input. The index function (as enabled via preset_enable) + is performed directly on the active level of the index + input. + + synchronous: + Intended for interfacing with encoder Index output in + quadrature clock mode. The active level is configured + via index_polarity. The index function (as enabled via + preset_enable) is performed synchronously with the + quadrature clock on the active level of the index input. diff --git a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 b/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 deleted file mode 100644 index eac32180c40d..000000000000 --- a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 +++ /dev/null @@ -1,61 +0,0 @@ -What: /sys/bus/counter/devices/counterX/signalY/cable_fault -KernelVersion: 5.7 -Contact: [email protected] -Description: - Read-only attribute that indicates whether a differential - encoder cable fault (not connected or loose wires) is detected - for the respective channel of Signal Y. Valid attribute values - are boolean. Detection must first be enabled via the - corresponding cable_fault_enable attribute. - -What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable -KernelVersion: 5.7 -Contact: [email protected] -Description: - Whether detection of differential encoder cable faults for the - respective channel of Signal Y is enabled. Valid attribute - values are boolean. - -What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler -KernelVersion: 5.7 -Contact: [email protected] -Description: - Filter clock factor for input Signal Y. This prescaler value - affects the inputs of both quadrature pair signals. - -What: /sys/bus/counter/devices/counterX/signalY/index_polarity -KernelVersion: 5.2 -Contact: [email protected] -Description: - Active level of index input Signal Y; irrelevant in - non-synchronous load mode. - -What: /sys/bus/counter/devices/counterX/signalY/index_polarity_available -What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode_available -KernelVersion: 5.2 -Contact: [email protected] -Description: - Discrete set of available values for the respective Signal Y - configuration are listed in this file. - -What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode -KernelVersion: 5.2 -Contact: [email protected] -Description: - Configure the counter associated with Signal Y for - non-synchronous or synchronous load mode. Synchronous load mode - cannot be selected in non-quadrature (Pulse-Direction) clock - mode. - - non-synchronous: - A logic low level is the active level at this index - input. The index function (as enabled via preset_enable) - is performed directly on the active level of the index - input. - - synchronous: - Intended for interfacing with encoder Index output in - quadrature clock mode. The active level is configured - via index_polarity. The index function (as enabled via - preset_enable) is performed synchronously with the - quadrature clock on the active level of the index input. diff --git a/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec b/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec deleted file mode 100644 index 7d2e7b363467..000000000000 --- a/Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec +++ /dev/null @@ -1,16 +0,0 @@ -What: /sys/bus/counter/devices/counterX/countY/prescaler_available -KernelVersion: 5.2 -Contact: [email protected] -Description: - Discrete set of available values for the respective Count Y - configuration are listed in this file. Values are delimited by - newline characters. - -What: /sys/bus/counter/devices/counterX/countY/prescaler -KernelVersion: 5.2 -Contact: [email protected] -Description: - Configure the prescaler value associated with Count Y. - On the FlexTimer, the counter clock source passes through a - prescaler (i.e. a counter). This acts like a clock - divider. diff --git a/Documentation/devicetree/bindings/iio/accel/bosch,bma180.yaml b/Documentation/devicetree/bindings/iio/accel/bosch,bma180.yaml index 45b3abde298f..a7e84089cc3d 100644 --- a/Documentation/devicetree/bindings/iio/accel/bosch,bma180.yaml +++ b/Documentation/devicetree/bindings/iio/accel/bosch,bma180.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/iio/accel/bosch,bma180.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Bosch BMA023 / BMA150/ BMA180 / BMA25x / SMB380 triaxial accelerometers +title: Bosch BMA023 / BMA150/ BMA180 / BMA250 / SMB380 triaxial accelerometers maintainers: - Jonathan Cameron <[email protected]> @@ -21,7 +21,6 @@ properties: - bosch,bma150 - bosch,bma180 - bosch,bma250 - - bosch,bma254 - bosch,smb380 reg: diff --git a/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml b/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml index c2efbb813ca2..e830d5295b92 100644 --- a/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml +++ b/Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml @@ -18,6 +18,8 @@ properties: enum: - bosch,bmc150_accel - bosch,bmi055_accel + - bosch,bma253 + - bosch,bma254 - bosch,bma255 - bosch,bma250e - bosch,bma222 @@ -31,7 +33,12 @@ properties: vddio-supply: true interrupts: - maxItems: 1 + minItems: 1 + maxItems: 2 + description: | + The first interrupt listed must be the one connected to the INT1 pin, + the second (optional) interrupt listed must be the one connected to the + INT2 pin (if available). mount-matrix: description: an optional 3x3 mounting rotation matrix. diff --git a/Documentation/driver-api/generic-counter.rst b/Documentation/driver-api/generic-counter.rst index b02c52cd69d6..64fe7db080e5 100644 --- a/Documentation/driver-api/generic-counter.rst +++ b/Documentation/driver-api/generic-counter.rst @@ -307,7 +307,7 @@ Determining the type of extension to create is a matter of scope. * Device extensions are attributes that expose information/control non-specific to a particular Count or Signal. This is where you would - put your global features or other miscellanous functionality. + put your global features or other miscellaneous functionality. For example, if your device has an overtemp sensor, you can report the chip overheated via a device extension called "error_overtemp": diff --git a/MAINTAINERS b/MAINTAINERS index 2407cf904061..9bf553e53f0f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -299,7 +299,6 @@ M: William Breathitt Gray <[email protected]> M: Syed Nayyar Waris <[email protected]> S: Maintained -F: Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 F: drivers/counter/104-quad-8.c ACCES PCI-IDIO-16 GPIO DRIVER @@ -4684,7 +4683,7 @@ COUNTER SUBSYSTEM M: William Breathitt Gray <[email protected]> S: Maintained -F: Documentation/ABI/testing/sysfs-bus-counter* +F: Documentation/ABI/testing/sysfs-bus-counter F: Documentation/driver-api/generic-counter.rst F: drivers/counter/ F: include/linux/counter.h @@ -7096,7 +7095,6 @@ FLEXTIMER FTM-QUADDEC DRIVER M: Patrick Havelange <[email protected]> S: Maintained -F: Documentation/ABI/testing/sysfs-bus-counter-ftm-quaddec F: Documentation/devicetree/bindings/counter/ftm-quaddec.txt F: drivers/counter/ftm-quaddec.c diff --git a/drivers/counter/104-quad-8.c b/drivers/counter/104-quad-8.c index 9691f8612be8..09a9a77cce06 100644 --- a/drivers/counter/104-quad-8.c +++ b/drivers/counter/104-quad-8.c @@ -21,7 +21,7 @@ static unsigned int base[max_num_isa_dev(QUAD8_EXTENT)]; static unsigned int num_quad8; -module_param_array(base, uint, &num_quad8, 0); +module_param_hw_array(base, uint, ioport, &num_quad8, 0); MODULE_PARM_DESC(base, "ACCES 104-QUAD-8 base addresses"); #define QUAD8_NUM_COUNTERS 8 @@ -193,7 +193,7 @@ enum quad8_count_function { QUAD8_COUNT_FUNCTION_QUADRATURE_X4 }; -static enum counter_count_function quad8_count_functions_list[] = { +static const enum counter_count_function quad8_count_functions_list[] = { [QUAD8_COUNT_FUNCTION_PULSE_DIRECTION] = COUNTER_COUNT_FUNCTION_PULSE_DIRECTION, [QUAD8_COUNT_FUNCTION_QUADRATURE_X1] = COUNTER_COUNT_FUNCTION_QUADRATURE_X1_A, [QUAD8_COUNT_FUNCTION_QUADRATURE_X2] = COUNTER_COUNT_FUNCTION_QUADRATURE_X2_A, @@ -305,12 +305,12 @@ enum quad8_synapse_action { QUAD8_SYNAPSE_ACTION_BOTH_EDGES }; -static enum counter_synapse_action quad8_index_actions_list[] = { +static const enum counter_synapse_action quad8_index_actions_list[] = { [QUAD8_SYNAPSE_ACTION_NONE] = COUNTER_SYNAPSE_ACTION_NONE, [QUAD8_SYNAPSE_ACTION_RISING_EDGE] = COUNTER_SYNAPSE_ACTION_RISING_EDGE }; -static enum counter_synapse_action quad8_synapse_actions_list[] = { +static const enum counter_synapse_action quad8_synapse_actions_list[] = { [QUAD8_SYNAPSE_ACTION_NONE] = COUNTER_SYNAPSE_ACTION_NONE, [QUAD8_SYNAPSE_ACTION_RISING_EDGE] = COUNTER_SYNAPSE_ACTION_RISING_EDGE, [QUAD8_SYNAPSE_ACTION_FALLING_EDGE] = COUNTER_SYNAPSE_ACTION_FALLING_EDGE, @@ -632,8 +632,8 @@ static ssize_t quad8_count_preset_read(struct counter_device *counter, return sprintf(buf, "%u\n", priv->preset[count->id]); } -static void quad8_preset_register_set(struct quad8 *priv, int id, - unsigned int preset) +static void quad8_preset_register_set(struct quad8 *const priv, const int id, + const unsigned int preset) { const unsigned int base_offset = priv->base + 2 * id; int i; @@ -1082,7 +1082,6 @@ static int quad8_probe(struct device *dev, unsigned int id) /* Enable all counters */ outb(QUAD8_CHAN_OP_ENABLE_COUNTERS, base[id] + QUAD8_REG_CHAN_OP); - /* Register Counter device */ return devm_counter_register(dev, &priv->counter); } diff --git a/drivers/counter/ftm-quaddec.c b/drivers/counter/ftm-quaddec.c index c2b3fdfd8b77..9371532406ca 100644 --- a/drivers/counter/ftm-quaddec.c +++ b/drivers/counter/ftm-quaddec.c @@ -162,7 +162,7 @@ enum ftm_quaddec_synapse_action { FTM_QUADDEC_SYNAPSE_ACTION_BOTH_EDGES, }; -static enum counter_synapse_action ftm_quaddec_synapse_actions[] = { +static const enum counter_synapse_action ftm_quaddec_synapse_actions[] = { [FTM_QUADDEC_SYNAPSE_ACTION_BOTH_EDGES] = COUNTER_SYNAPSE_ACTION_BOTH_EDGES }; diff --git a/drivers/counter/intel-qep.c b/drivers/counter/intel-qep.c index ab10ba33f46a..8d7ae28fbd67 100644 --- a/drivers/counter/intel-qep.c +++ b/drivers/counter/intel-qep.c @@ -473,10 +473,9 @@ static void intel_qep_remove(struct pci_dev *pci) intel_qep_writel(qep, INTEL_QEPCON, 0); } -#ifdef CONFIG_PM -static int intel_qep_suspend(struct device *dev) +static int __maybe_unused intel_qep_suspend(struct device *dev) { - struct pci_dev *pdev = container_of(dev, struct pci_dev, dev); + struct pci_dev *pdev = to_pci_dev(dev); struct intel_qep *qep = pci_get_drvdata(pdev); qep->qepcon = intel_qep_readl(qep, INTEL_QEPCON); @@ -486,9 +485,9 @@ static int intel_qep_suspend(struct device *dev) return 0; } -static int intel_qep_resume(struct device *dev) +static int __maybe_unused intel_qep_resume(struct device *dev) { - struct pci_dev *pdev = container_of(dev, struct pci_dev, dev); + struct pci_dev *pdev = to_pci_dev(dev); struct intel_qep *qep = pci_get_drvdata(pdev); /* @@ -512,7 +511,6 @@ static int intel_qep_resume(struct device *dev) return 0; } -#endif static UNIVERSAL_DEV_PM_OPS(intel_qep_pm_ops, intel_qep_suspend, intel_qep_resume, NULL); diff --git a/drivers/counter/interrupt-cnt.c b/drivers/counter/interrupt-cnt.c index a99ee7996977..5df7cd13d4c7 100644 --- a/drivers/counter/interrupt-cnt.c +++ b/drivers/counter/interrupt-cnt.c @@ -77,7 +77,7 @@ static const struct counter_count_ext interrupt_cnt_ext[] = { }, }; -static enum counter_synapse_action interrupt_cnt_synapse_actionss[] = { +static const enum counter_synapse_action interrupt_cnt_synapse_actions[] = { COUNTER_SYNAPSE_ACTION_RISING_EDGE, }; @@ -112,7 +112,7 @@ static int interrupt_cnt_write(struct counter_device *counter, return 0; } -static enum counter_count_function interrupt_cnt_functions[] = { +static const enum counter_count_function interrupt_cnt_functions[] = { COUNTER_COUNT_FUNCTION_INCREASE, }; @@ -194,8 +194,8 @@ static int interrupt_cnt_probe(struct platform_device *pdev) priv->counter.signals = &priv->signals; priv->counter.num_signals = 1; - priv->synapses.actions_list = interrupt_cnt_synapse_actionss; - priv->synapses.num_actions = ARRAY_SIZE(interrupt_cnt_synapse_actionss); + priv->synapses.actions_list = interrupt_cnt_synapse_actions; + priv->synapses.num_actions = ARRAY_SIZE(interrupt_cnt_synapse_actions); priv->synapses.signal = &priv->signals; priv->cnts.name = "Channel 0 Count"; diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c index 710acc0a3704..51b8af80f98b 100644 --- a/drivers/counter/microchip-tcb-capture.c +++ b/drivers/counter/microchip-tcb-capture.c @@ -37,7 +37,7 @@ enum mchp_tc_count_function { MCHP_TC_FUNCTION_QUADRATURE, }; -static enum counter_count_function mchp_tc_count_functions[] = { +static const enum counter_count_function mchp_tc_count_functions[] = { [MCHP_TC_FUNCTION_INCREASE] = COUNTER_COUNT_FUNCTION_INCREASE, [MCHP_TC_FUNCTION_QUADRATURE] = COUNTER_COUNT_FUNCTION_QUADRATURE_X4, }; @@ -49,7 +49,7 @@ enum mchp_tc_synapse_action { MCHP_TC_SYNAPSE_ACTION_BOTH_EDGE }; -static enum counter_synapse_action mchp_tc_synapse_actions[] = { +static const enum counter_synapse_action mchp_tc_synapse_actions[] = { [MCHP_TC_SYNAPSE_ACTION_NONE] = COUNTER_SYNAPSE_ACTION_NONE, [MCHP_TC_SYNAPSE_ACTION_RISING_EDGE] = COUNTER_SYNAPSE_ACTION_RISING_EDGE, [MCHP_TC_SYNAPSE_ACTION_FALLING_EDGE] = COUNTER_SYNAPSE_ACTION_FALLING_EDGE, diff --git a/drivers/counter/stm32-lptimer-cnt.c b/drivers/counter/stm32-lptimer-cnt.c index 937439635d53..c19d998df5ba 100644 --- a/drivers/counter/stm32-lptimer-cnt.c +++ b/drivers/counter/stm32-lptimer-cnt.c @@ -134,7 +134,7 @@ enum stm32_lptim_cnt_function { STM32_LPTIM_ENCODER_BOTH_EDGE, }; -static enum counter_count_function stm32_lptim_cnt_functions[] = { +static const enum counter_count_function stm32_lptim_cnt_functions[] = { [STM32_LPTIM_COUNTER_INCREASE] = COUNTER_COUNT_FUNCTION_INCREASE, [STM32_LPTIM_ENCODER_BOTH_EDGE] = COUNTER_COUNT_FUNCTION_QUADRATURE_X4, }; @@ -146,7 +146,7 @@ enum stm32_lptim_synapse_action { STM32_LPTIM_SYNAPSE_ACTION_NONE, }; -static enum counter_synapse_action stm32_lptim_cnt_synapse_actions[] = { +static const enum counter_synapse_action stm32_lptim_cnt_synapse_actions[] = { /* Index must match with stm32_lptim_cnt_polarity[] (priv->polarity) */ [STM32_LPTIM_SYNAPSE_ACTION_RISING_EDGE] = COUNTER_SYNAPSE_ACTION_RISING_EDGE, [STM32_LPTIM_SYNAPSE_ACTION_FALLING_EDGE] = COUNTER_SYNAPSE_ACTION_FALLING_EDGE, diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c index 75bc401fdd18..603b30ada839 100644 --- a/drivers/counter/stm32-timer-cnt.c +++ b/drivers/counter/stm32-timer-cnt.c @@ -50,7 +50,7 @@ enum stm32_count_function { STM32_COUNT_ENCODER_MODE_3, }; -static enum counter_count_function stm32_count_functions[] = { +static const enum counter_count_function stm32_count_functions[] = { [STM32_COUNT_SLAVE_MODE_DISABLED] = COUNTER_COUNT_FUNCTION_INCREASE, [STM32_COUNT_ENCODER_MODE_1] = COUNTER_COUNT_FUNCTION_QUADRATURE_X2_A, [STM32_COUNT_ENCODER_MODE_2] = COUNTER_COUNT_FUNCTION_QUADRATURE_X2_B, @@ -267,7 +267,7 @@ enum stm32_synapse_action { STM32_SYNAPSE_ACTION_BOTH_EDGES }; -static enum counter_synapse_action stm32_synapse_actions[] = { +static const enum counter_synapse_action stm32_synapse_actions[] = { [STM32_SYNAPSE_ACTION_NONE] = COUNTER_SYNAPSE_ACTION_NONE, [STM32_SYNAPSE_ACTION_BOTH_EDGES] = COUNTER_SYNAPSE_ACTION_BOTH_EDGES }; diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig index 17f6bdcf1db3..0e56ace61103 100644 --- a/drivers/iio/accel/Kconfig +++ b/drivers/iio/accel/Kconfig @@ -89,13 +89,13 @@ config ADXL372_I2C module will be called adxl372_i2c. config BMA180 - tristate "Bosch BMA023/BMA1x0/BMA25x 3-Axis Accelerometer Driver" + tristate "Bosch BMA023/BMA1x0/BMA250 3-Axis Accelerometer Driver" depends on I2C && INPUT_BMA150=n select IIO_BUFFER select IIO_TRIGGERED_BUFFER help Say Y here if you want to build a driver for the Bosch BMA023, BMA150 - BMA180, SMB380, or BMA25x triaxial acceleration sensor. + BMA180, BMA250 or SMB380 triaxial acceleration sensor. To compile this driver as a module, choose M here: the module will be called bma180. @@ -143,9 +143,12 @@ config BMC150_ACCEL select BMC150_ACCEL_SPI if SPI help Say yes here to build support for the following Bosch accelerometers: - BMC150, BMI055, BMA250E, BMA222E, BMA255, BMA280. + BMA222, BMA222E, BMA250E, BMA253, BMA254, BMA255, BMA280, BMC150, BMI055. + + Note that some of these are combo modules: + - BMC150: accelerometer and magnetometer + - BMI055: accelerometer and gyroscope - This is a combo module with both accelerometer and magnetometer. This driver is only implementing accelerometer part, which has its own address and register map. diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index 4a07e60c0e21..2edfcb4819b7 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -10,7 +10,6 @@ * BMA023/BMA150/SMB380: 7-bit I2C slave address 0x38 * BMA180: 7-bit I2C slave address 0x40 or 0x41 * BMA250: 7-bit I2C slave address 0x18 or 0x19 - * BMA254: 7-bit I2C slave address 0x18 or 0x19 */ #include <linux/module.h> @@ -38,7 +37,6 @@ enum chip_ids { BMA150, BMA180, BMA250, - BMA254, }; struct bma180_data; @@ -55,11 +53,10 @@ struct bma180_part_info { u8 int_reset_reg, int_reset_mask; u8 sleep_reg, sleep_mask; - u8 bw_reg, bw_mask; + u8 bw_reg, bw_mask, bw_offset; u8 scale_reg, scale_mask; u8 power_reg, power_mask, lowpower_val; u8 int_enable_reg, int_enable_mask; - u8 int_map_reg, int_enable_dataready_int1_mask; u8 softreset_reg, softreset_val; int (*chip_config)(struct bma180_data *data); @@ -112,7 +109,6 @@ struct bma180_part_info { #define BMA023_ID_REG_VAL 0x02 #define BMA180_ID_REG_VAL 0x03 #define BMA250_ID_REG_VAL 0x03 -#define BMA254_ID_REG_VAL 0xfa /* 250 decimal */ /* Chip power modes */ #define BMA180_LOW_POWER 0x03 @@ -127,29 +123,13 @@ struct bma180_part_info { #define BMA250_RANGE_MASK GENMASK(3, 0) /* Range of accel values */ #define BMA250_BW_MASK GENMASK(4, 0) /* Accel bandwidth */ +#define BMA250_BW_OFFSET 8 #define BMA250_SUSPEND_MASK BIT(7) /* chip will sleep */ #define BMA250_LOWPOWER_MASK BIT(6) #define BMA250_DATA_INTEN_MASK BIT(4) #define BMA250_INT1_DATA_MASK BIT(0) #define BMA250_INT_RESET_MASK BIT(7) /* Reset pending interrupts */ -#define BMA254_RANGE_REG 0x0f -#define BMA254_BW_REG 0x10 -#define BMA254_POWER_REG 0x11 -#define BMA254_RESET_REG 0x14 -#define BMA254_INT_ENABLE_REG 0x17 -#define BMA254_INT_MAP_REG 0x1a -#define BMA254_INT_RESET_REG 0x21 - -#define BMA254_RANGE_MASK GENMASK(3, 0) /* Range of accel values */ -#define BMA254_BW_MASK GENMASK(4, 0) /* Accel bandwidth */ -#define BMA254_SUSPEND_MASK BIT(7) /* chip will sleep */ -#define BMA254_LOWPOWER_MASK BIT(6) -#define BMA254_DATA_INTEN_MASK BIT(4) -#define BMA254_INT2_DATA_MASK BIT(7) -#define BMA254_INT1_DATA_MASK BIT(0) -#define BMA254_INT_RESET_MASK BIT(7) /* Reset pending interrupts */ - struct bma180_data { struct regulator *vdd_supply; struct regulator *vddio_supply; @@ -182,8 +162,8 @@ static int bma023_scale_table[] = { 2452, 4903, 9709, }; static int bma180_bw_table[] = { 10, 20, 40, 75, 150, 300 }; /* Hz */ static int bma180_scale_table[] = { 1275, 1863, 2452, 3727, 4903, 9709, 19417 }; -static int bma25x_bw_table[] = { 8, 16, 31, 63, 125, 250, 500, 1000 }; /* Hz */ -static int bma25x_scale_table[] = { 0, 0, 0, 38344, 0, 76590, 0, 0, 153180, 0, +static int bma250_bw_table[] = { 8, 16, 31, 63, 125, 250, 500, 1000 }; /* Hz */ +static int bma250_scale_table[] = { 0, 0, 0, 38344, 0, 76590, 0, 0, 153180, 0, 0, 0, 306458 }; static int bma180_get_data_reg(struct bma180_data *data, enum bma180_chan chan) @@ -287,7 +267,8 @@ static int bma180_set_bw(struct bma180_data *data, int val) for (i = 0; i < data->part_info->num_bw; ++i) { if (data->part_info->bw_table[i] == val) { ret = bma180_set_bits(data, data->part_info->bw_reg, - data->part_info->bw_mask, i); + data->part_info->bw_mask, + i + data->part_info->bw_offset); if (ret) { dev_err(&data->client->dev, "failed to set bandwidth\n"); @@ -429,7 +410,7 @@ err: return ret; } -static int bma25x_chip_config(struct bma180_data *data) +static int bma250_chip_config(struct bma180_data *data) { int ret = bma180_chip_init(data); @@ -448,8 +429,7 @@ static int bma25x_chip_config(struct bma180_data *data) * This enables dataready interrupt on the INT1 pin * FIXME: support using the INT2 pin */ - ret = bma180_set_bits(data, data->part_info->int_map_reg, - data->part_info->int_enable_dataready_int1_mask, 1); + ret = bma180_set_bits(data, BMA250_INT_MAP_REG, BMA250_INT1_DATA_MASK, 1); if (ret) goto err; @@ -486,7 +466,7 @@ err: dev_err(&data->client->dev, "failed to disable the chip\n"); } -static void bma25x_chip_disable(struct bma180_data *data) +static void bma250_chip_disable(struct bma180_data *data) { if (bma180_set_new_data_intr_state(data, false)) goto err; @@ -772,14 +752,6 @@ static const struct iio_chan_spec bma250_channels[] = { IIO_CHAN_SOFT_TIMESTAMP(4), }; -static const struct iio_chan_spec bma254_channels[] = { - BMA180_ACC_CHANNEL(X, 12), - BMA180_ACC_CHANNEL(Y, 12), - BMA180_ACC_CHANNEL(Z, 12), - BMA180_TEMP_CHANNEL, - IIO_CHAN_SOFT_TIMESTAMP(4), -}; - static const struct bma180_part_info bma180_part_info[] = { [BMA023] = { .chip_id = BMA023_ID_REG_VAL, @@ -869,10 +841,10 @@ static const struct bma180_part_info bma180_part_info[] = { .chip_id = BMA250_ID_REG_VAL, .channels = bma250_channels, .num_channels = ARRAY_SIZE(bma250_channels), - .scale_table = bma25x_scale_table, - .num_scales = ARRAY_SIZE(bma25x_scale_table), - .bw_table = bma25x_bw_table, - .num_bw = ARRAY_SIZE(bma25x_bw_table), + .scale_table = bma250_scale_table, + .num_scales = ARRAY_SIZE(bma250_scale_table), + .bw_table = bma250_bw_table, + .num_bw = ARRAY_SIZE(bma250_bw_table), .temp_offset = 48, /* 0 LSB @ 24 degree C */ .int_reset_reg = BMA250_INT_RESET_REG, .int_reset_mask = BMA250_INT_RESET_MASK, @@ -880,6 +852,7 @@ static const struct bma180_part_info bma180_part_info[] = { .sleep_mask = BMA250_SUSPEND_MASK, .bw_reg = BMA250_BW_REG, .bw_mask = BMA250_BW_MASK, + .bw_offset = BMA250_BW_OFFSET, .scale_reg = BMA250_RANGE_REG, .scale_mask = BMA250_RANGE_MASK, .power_reg = BMA250_POWER_REG, @@ -887,41 +860,10 @@ static const struct bma180_part_info bma180_part_info[] = { .lowpower_val = 1, .int_enable_reg = BMA250_INT_ENABLE_REG, .int_enable_mask = BMA250_DATA_INTEN_MASK, - .int_map_reg = BMA250_INT_MAP_REG, - .int_enable_dataready_int1_mask = BMA250_INT1_DATA_MASK, .softreset_reg = BMA250_RESET_REG, .softreset_val = BMA180_RESET_VAL, - .chip_config = bma25x_chip_config, - .chip_disable = bma25x_chip_disable, - }, - [BMA254] = { - .chip_id = BMA254_ID_REG_VAL, - .channels = bma254_channels, - .num_channels = ARRAY_SIZE(bma254_channels), - .scale_table = bma25x_scale_table, - .num_scales = ARRAY_SIZE(bma25x_scale_table), - .bw_table = bma25x_bw_table, - .num_bw = ARRAY_SIZE(bma25x_bw_table), - .temp_offset = 46, /* 0 LSB @ 23 degree C */ - .int_reset_reg = BMA254_INT_RESET_REG, - .int_reset_mask = BMA254_INT_RESET_MASK, - .sleep_reg = BMA254_POWER_REG, - .sleep_mask = BMA254_SUSPEND_MASK, - .bw_reg = BMA254_BW_REG, - .bw_mask = BMA254_BW_MASK, - .scale_reg = BMA254_RANGE_REG, - .scale_mask = BMA254_RANGE_MASK, - .power_reg = BMA254_POWER_REG, - .power_mask = BMA254_LOWPOWER_MASK, - .lowpower_val = 1, - .int_enable_reg = BMA254_INT_ENABLE_REG, - .int_enable_mask = BMA254_DATA_INTEN_MASK, - .int_map_reg = BMA254_INT_MAP_REG, - .int_enable_dataready_int1_mask = BMA254_INT1_DATA_MASK, - .softreset_reg = BMA254_RESET_REG, - .softreset_val = BMA180_RESET_VAL, - .chip_config = bma25x_chip_config, - .chip_disable = bma25x_chip_disable, + .chip_config = bma250_chip_config, + .chip_disable = bma250_chip_disable, }, }; @@ -1161,7 +1103,6 @@ static const struct i2c_device_id bma180_ids[] = { { "bma150", BMA150 }, { "bma180", BMA180 }, { "bma250", BMA250 }, - { "bma254", BMA254 }, { "smb380", BMA150 }, { } }; @@ -1186,10 +1127,6 @@ static const struct of_device_id bma180_of_match[] = { .data = (void *)BMA250 }, { - .compatible = "bosch,bma254", - .data = (void *)BMA254 - }, - { .compatible = "bosch,smb380", .data = (void *)BMA150 }, @@ -1212,5 +1149,5 @@ module_i2c_driver(bma180_driver); MODULE_AUTHOR("Kravchenko Oleksandr <[email protected]>"); MODULE_AUTHOR("Texas Instruments, Inc."); -MODULE_DESCRIPTION("Bosch BMA023/BMA1x0/BMA25x triaxial acceleration sensor"); +MODULE_DESCRIPTION("Bosch BMA023/BMA1x0/BMA250 triaxial acceleration sensor"); MODULE_LICENSE("GPL"); diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index 46ab7675186c..5ce384ebe6c7 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -1,14 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * 3-axis accelerometer driver supporting following Bosch-Sensortec chips: - * - BMC150 - * - BMI055 - * - BMA255 - * - BMA250E - * - BMA222 - * - BMA222E - * - BMA280 - * + * 3-axis accelerometer driver supporting many Bosch-Sensortec chips * Copyright (c) 2014, Intel Corporation. */ @@ -157,59 +149,6 @@ struct bmc150_accel_chip_info { const struct bmc150_scale_info scale_table[4]; }; -struct bmc150_accel_interrupt { - const struct bmc150_accel_interrupt_info *info; - atomic_t users; -}; - -struct bmc150_accel_trigger { - struct bmc150_accel_data *data; - struct iio_trigger *indio_trig; - int (*setup)(struct bmc150_accel_trigger *t, bool state); - int intr; - bool enabled; -}; - -enum bmc150_accel_interrupt_id { - BMC150_ACCEL_INT_DATA_READY, - BMC150_ACCEL_INT_ANY_MOTION, - BMC150_ACCEL_INT_WATERMARK, - BMC150_ACCEL_INTERRUPTS, -}; - -enum bmc150_accel_trigger_id { - BMC150_ACCEL_TRIGGER_DATA_READY, - BMC150_ACCEL_TRIGGER_ANY_MOTION, - BMC150_ACCEL_TRIGGERS, -}; - -struct bmc150_accel_data { - struct regmap *regmap; - struct regulator_bulk_data regulators[2]; - struct bmc150_accel_interrupt interrupts[BMC150_ACCEL_INTERRUPTS]; - struct bmc150_accel_trigger triggers[BMC150_ACCEL_TRIGGERS]; - struct mutex mutex; - u8 fifo_mode, watermark; - s16 buffer[8]; - /* - * Ensure there is sufficient space and correct alignment for - * the timestamp if enabled - */ - struct { - __le16 channels[3]; - s64 ts __aligned(8); - } scan; - u8 bw_bits; - u32 slope_dur; - u32 slope_thres; - u32 range; - int ev_enable_state; - int64_t timestamp, old_timestamp; /* Only used in hw fifo mode. */ - const struct bmc150_accel_chip_info *chip_info; - struct i2c_client *second_device; - struct iio_mount_matrix orientation; -}; - static const struct { int val; int val2; @@ -436,8 +375,8 @@ static int bmc150_accel_set_power_state(struct bmc150_accel_data *data, bool on) * Onda V80 plus * Predia Basic Tablet */ -static bool bmc150_apply_acpi_orientation(struct device *dev, - struct iio_mount_matrix *orientation) +static bool bmc150_apply_bosc0200_acpi_orientation(struct device *dev, + struct iio_mount_matrix *orientation) { struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; struct iio_dev *indio_dev = dev_get_drvdata(dev); @@ -447,9 +386,6 @@ static bool bmc150_apply_acpi_orientation(struct device *dev, acpi_status status; int i, j, val[3]; - if (!adev || !acpi_dev_hid_uid_match(adev, "BOSC0200", NULL)) - return false; - if (strcmp(dev_name(dev), "i2c-BOSC0200:base") == 0) { alt_name = "ROMK"; label = "accel-base"; @@ -505,6 +441,33 @@ unknown_format: kfree(buffer.pointer); return false; } + +static bool bmc150_apply_dual250e_acpi_orientation(struct device *dev, + struct iio_mount_matrix *orientation) +{ + struct iio_dev *indio_dev = dev_get_drvdata(dev); + + if (strcmp(dev_name(dev), "i2c-DUAL250E:base") == 0) + indio_dev->label = "accel-base"; + else + indio_dev->label = "accel-display"; + + return false; /* DUAL250E fwnodes have no mount matrix info */ +} + +static bool bmc150_apply_acpi_orientation(struct device *dev, + struct iio_mount_matrix *orientation) +{ + struct acpi_device *adev = ACPI_COMPANION(dev); + + if (adev && acpi_dev_hid_uid_match(adev, "BOSC0200", NULL)) + return bmc150_apply_bosc0200_acpi_orientation(dev, orientation); + + if (adev && acpi_dev_hid_uid_match(adev, "DUAL250E", NULL)) + return bmc150_apply_dual250e_acpi_orientation(dev, orientation); + + return false; +} #else static bool bmc150_apply_acpi_orientation(struct device *dev, struct iio_mount_matrix *orientation) @@ -1125,80 +1088,63 @@ static const struct iio_chan_spec bmc150_accel_channels[] = static const struct iio_chan_spec bma280_accel_channels[] = BMC150_ACCEL_CHANNELS(14); +/* + * The range for the Bosch sensors is typically +-2g/4g/8g/16g, distributed + * over the amount of bits (see above). The scale table can be calculated using + * (range / 2^bits) * g = (range / 2^bits) * 9.80665 m/s^2 + * e.g. for +-2g and 12 bits: (4 / 2^12) * 9.80665 m/s^2 = 0.0095768... m/s^2 + * Multiply 10^6 and round to get the values listed below. + */ static const struct bmc150_accel_chip_info bmc150_accel_chip_info_tbl[] = { - [bmc150] = { - .name = "BMC150A", - .chip_id = 0xFA, - .channels = bmc150_accel_channels, - .num_channels = ARRAY_SIZE(bmc150_accel_channels), - .scale_table = { {9610, BMC150_ACCEL_DEF_RANGE_2G}, - {19122, BMC150_ACCEL_DEF_RANGE_4G}, - {38344, BMC150_ACCEL_DEF_RANGE_8G}, - {76590, BMC150_ACCEL_DEF_RANGE_16G} }, - }, - [bmi055] = { - .name = "BMI055A", - .chip_id = 0xFA, - .channels = bmc150_accel_channels, - .num_channels = ARRAY_SIZE(bmc150_accel_channels), - .scale_table = { {9610, BMC150_ACCEL_DEF_RANGE_2G}, - {19122, BMC150_ACCEL_DEF_RANGE_4G}, - {38344, BMC150_ACCEL_DEF_RANGE_8G}, - {76590, BMC150_ACCEL_DEF_RANGE_16G} }, - }, - [bma255] = { - .name = "BMA0255", - .chip_id = 0xFA, - .channels = bmc150_accel_channels, - .num_channels = ARRAY_SIZE(bmc150_accel_channels), - .scale_table = { {9610, BMC150_ACCEL_DEF_RANGE_2G}, - {19122, BMC150_ACCEL_DEF_RANGE_4G}, - {38344, BMC150_ACCEL_DEF_RANGE_8G}, - {76590, BMC150_ACCEL_DEF_RANGE_16G} }, - }, - [bma250e] = { - .name = "BMA250E", - .chip_id = 0xF9, - .channels = bma250e_accel_channels, - .num_channels = ARRAY_SIZE(bma250e_accel_channels), - .scale_table = { {38344, BMC150_ACCEL_DEF_RANGE_2G}, - {76590, BMC150_ACCEL_DEF_RANGE_4G}, - {153277, BMC150_ACCEL_DEF_RANGE_8G}, - {306457, BMC150_ACCEL_DEF_RANGE_16G} }, - }, - [bma222] = { + { .name = "BMA222", .chip_id = 0x03, .channels = bma222e_accel_channels, .num_channels = ARRAY_SIZE(bma222e_accel_channels), - /* - * The datasheet page 17 says: - * 15.6, 31.3, 62.5 and 125 mg per LSB. - */ - .scale_table = { {156000, BMC150_ACCEL_DEF_RANGE_2G}, - {313000, BMC150_ACCEL_DEF_RANGE_4G}, - {625000, BMC150_ACCEL_DEF_RANGE_8G}, - {1250000, BMC150_ACCEL_DEF_RANGE_16G} }, + .scale_table = { {153229, BMC150_ACCEL_DEF_RANGE_2G}, + {306458, BMC150_ACCEL_DEF_RANGE_4G}, + {612916, BMC150_ACCEL_DEF_RANGE_8G}, + {1225831, BMC150_ACCEL_DEF_RANGE_16G} }, }, - [bma222e] = { + { .name = "BMA222E", .chip_id = 0xF8, .channels = bma222e_accel_channels, .num_channels = ARRAY_SIZE(bma222e_accel_channels), - .scale_table = { {153277, BMC150_ACCEL_DEF_RANGE_2G}, - {306457, BMC150_ACCEL_DEF_RANGE_4G}, - {612915, BMC150_ACCEL_DEF_RANGE_8G}, + .scale_table = { {153229, BMC150_ACCEL_DEF_RANGE_2G}, + {306458, BMC150_ACCEL_DEF_RANGE_4G}, + {612916, BMC150_ACCEL_DEF_RANGE_8G}, {1225831, BMC150_ACCEL_DEF_RANGE_16G} }, }, - [bma280] = { - .name = "BMA0280", + { + .name = "BMA250E", + .chip_id = 0xF9, + .channels = bma250e_accel_channels, + .num_channels = ARRAY_SIZE(bma250e_accel_channels), + .scale_table = { {38307, BMC150_ACCEL_DEF_RANGE_2G}, + {76614, BMC150_ACCEL_DEF_RANGE_4G}, + {153229, BMC150_ACCEL_DEF_RANGE_8G}, + {306458, BMC150_ACCEL_DEF_RANGE_16G} }, + }, + { + .name = "BMA253/BMA254/BMA255/BMC150/BMI055", + .chip_id = 0xFA, + .channels = bmc150_accel_channels, + .num_channels = ARRAY_SIZE(bmc150_accel_channels), + .scale_table = { {9577, BMC150_ACCEL_DEF_RANGE_2G}, + {19154, BMC150_ACCEL_DEF_RANGE_4G}, + {38307, BMC150_ACCEL_DEF_RANGE_8G}, + {76614, BMC150_ACCEL_DEF_RANGE_16G} }, + }, + { + .name = "BMA280", .chip_id = 0xFB, .channels = bma280_accel_channels, .num_channels = ARRAY_SIZE(bma280_accel_channels), - .scale_table = { {2392, BMC150_ACCEL_DEF_RANGE_2G}, - {4785, BMC150_ACCEL_DEF_RANGE_4G}, - {9581, BMC150_ACCEL_DEF_RANGE_8G}, - {19152, BMC150_ACCEL_DEF_RANGE_16G} }, + .scale_table = { {2394, BMC150_ACCEL_DEF_RANGE_2G}, + {4788, BMC150_ACCEL_DEF_RANGE_4G}, + {9577, BMC150_ACCEL_DEF_RANGE_8G}, + {19154, BMC150_ACCEL_DEF_RANGE_16G} }, }, }; @@ -1803,26 +1749,6 @@ err_disable_regulators: } EXPORT_SYMBOL_GPL(bmc150_accel_core_probe); -struct i2c_client *bmc150_get_second_device(struct i2c_client *client) -{ - struct bmc150_accel_data *data = i2c_get_clientdata(client); - - if (!data) - return NULL; - - return data->second_device; -} -EXPORT_SYMBOL_GPL(bmc150_get_second_device); - -void bmc150_set_second_device(struct i2c_client *client) -{ - struct bmc150_accel_data *data = i2c_get_clientdata(client); - - if (data) - data->second_device = client; -} -EXPORT_SYMBOL_GPL(bmc150_set_second_device); - int bmc150_accel_core_remove(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); @@ -1871,6 +1797,9 @@ static int bmc150_accel_resume(struct device *dev) bmc150_accel_fifo_set_mode(data); mutex_unlock(&data->mutex); + if (data->resume_callback) + data->resume_callback(dev); + return 0; } #endif diff --git a/drivers/iio/accel/bmc150-accel-i2c.c b/drivers/iio/accel/bmc150-accel-i2c.c index 69f709319484..999495f0669d 100644 --- a/drivers/iio/accel/bmc150-accel-i2c.c +++ b/drivers/iio/accel/bmc150-accel-i2c.c @@ -1,14 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * 3-axis accelerometer driver supporting following I2C Bosch-Sensortec chips: - * - BMC150 - * - BMI055 - * - BMA255 - * - BMA250E - * - BMA222 - * - BMA222E - * - BMA280 - * + * 3-axis accelerometer driver supporting many I2C Bosch-Sensortec chips * Copyright (c) 2014, Intel Corporation. */ @@ -21,6 +13,164 @@ #include "bmc150-accel.h" +#ifdef CONFIG_ACPI +static const struct acpi_device_id bmc150_acpi_dual_accel_ids[] = { + {"BOSC0200"}, + {"DUAL250E"}, + { } +}; + +/* + * The DUAL250E ACPI device for 360° hinges type 2-in-1s with 1 accelerometer + * in the display and 1 in the hinge has an ACPI-method (DSM) to tell the + * ACPI code about the angle between the 2 halves. This will make the ACPI + * code enable/disable the keyboard and touchpad. We need to call this to avoid + * the keyboard being disabled when the 2-in-1 is turned-on or resumed while + * fully folded into tablet mode (which gets detected with a HALL-sensor). + * If we don't call this then the keyboard won't work even when the 2-in-1 is + * changed to be used in laptop mode after the power-on / resume. + * + * This DSM takes 2 angles, selected by setting aux0 to 0 or 1, these presumably + * define the angle between the gravity vector measured by the accelerometer in + * the display (aux0=0) resp. the base (aux0=1) and some reference vector. + * The 2 angles get subtracted from each other so the reference vector does + * not matter and we can simply leave the second angle at 0. + */ + +#define BMC150_DSM_GUID "7681541e-8827-4239-8d9d-36be7fe12542" +#define DUAL250E_SET_ANGLE_FN_INDEX 3 + +struct dual250e_set_angle_args { + u32 aux0; + u32 ang0; + u32 rawx; + u32 rawy; + u32 rawz; +} __packed; + +static bool bmc150_acpi_set_angle_dsm(struct i2c_client *client, u32 aux0, u32 ang0) +{ + struct acpi_device *adev = ACPI_COMPANION(&client->dev); + struct dual250e_set_angle_args args = { + .aux0 = aux0, + .ang0 = ang0, + }; + union acpi_object args_obj, *obj; + guid_t guid; + + if (!acpi_dev_hid_uid_match(adev, "DUAL250E", NULL)) + return false; + + guid_parse(BMC150_DSM_GUID, &guid); + + if (!acpi_check_dsm(adev->handle, &guid, 0, BIT(DUAL250E_SET_ANGLE_FN_INDEX))) + return false; + + /* + * Note this triggers the following warning: + * "ACPI Warning: \_SB.PCI0.I2C2.ACC1._DSM: Argument #4 type mismatch - + * Found [Buffer], ACPI requires [Package]" + * This is unavoidable since the _DSM implementation expects a "naked" + * buffer, so wrapping it in a package will _not_ work. + */ + args_obj.type = ACPI_TYPE_BUFFER; + args_obj.buffer.length = sizeof(args); + args_obj.buffer.pointer = (u8 *)&args; + + obj = acpi_evaluate_dsm(adev->handle, &guid, 0, DUAL250E_SET_ANGLE_FN_INDEX, &args_obj); + if (!obj) { + dev_err(&client->dev, "Failed to call DSM to enable keyboard and touchpad\n"); + return false; + } + + ACPI_FREE(obj); + return true; +} + +static bool bmc150_acpi_enable_keyboard(struct i2c_client *client) +{ + /* + * The EC must see a change for it to re-enable the kbd, so first + * set the angle to 270° (tent/stand mode) and then change it to + * 90° (laptop mode). + */ + if (!bmc150_acpi_set_angle_dsm(client, 0, 270)) + return false; + + /* The EC needs some time to notice the angle being changed */ + msleep(100); + + return bmc150_acpi_set_angle_dsm(client, 0, 90); +} + +static void bmc150_acpi_resume_work(struct work_struct *work) +{ + struct bmc150_accel_data *data = + container_of(work, struct bmc150_accel_data, resume_work.work); + + bmc150_acpi_enable_keyboard(data->second_device); +} + +static void bmc150_acpi_resume_handler(struct device *dev) +{ + struct bmc150_accel_data *data = iio_priv(dev_get_drvdata(dev)); + + /* + * Delay the bmc150_acpi_enable_keyboard() call till after the system + * resume has completed, otherwise it will not work. + */ + schedule_delayed_work(&data->resume_work, msecs_to_jiffies(1000)); +} + +/* + * Some acpi_devices describe 2 accelerometers in a single ACPI device, + * try instantiating a second i2c_client for an I2cSerialBusV2 ACPI resource + * with index 1. + */ +static void bmc150_acpi_dual_accel_probe(struct i2c_client *client) +{ + struct bmc150_accel_data *data = iio_priv(i2c_get_clientdata(client)); + struct acpi_device *adev = ACPI_COMPANION(&client->dev); + char dev_name[16]; + struct i2c_board_info board_info = { + .type = "bmc150_accel", + .dev_name = dev_name, + .fwnode = client->dev.fwnode, + }; + + if (acpi_match_device_ids(adev, bmc150_acpi_dual_accel_ids)) + return; + + /* + * The 2nd accel sits in the base of 2-in-1s. The suffix is static, as + * there should never be more then 1 ACPI node with 2 accelerometers. + */ + snprintf(dev_name, sizeof(dev_name), "%s:base", acpi_device_hid(adev)); + + board_info.irq = acpi_dev_gpio_irq_get(adev, 1); + + data->second_device = i2c_acpi_new_device(&client->dev, 1, &board_info); + + if (!IS_ERR(data->second_device) && bmc150_acpi_enable_keyboard(data->second_device)) { + INIT_DELAYED_WORK(&data->resume_work, bmc150_acpi_resume_work); + data->resume_callback = bmc150_acpi_resume_handler; + } +} + +static void bmc150_acpi_dual_accel_remove(struct i2c_client *client) +{ + struct bmc150_accel_data *data = iio_priv(i2c_get_clientdata(client)); + + if (data->resume_callback) + cancel_delayed_work_sync(&data->resume_work); + + i2c_unregister_device(data->second_device); +} +#else +static void bmc150_acpi_dual_accel_probe(struct i2c_client *client) {} +static void bmc150_acpi_dual_accel_remove(struct i2c_client *client) {} +#endif + static int bmc150_accel_probe(struct i2c_client *client, const struct i2c_device_id *id) { @@ -30,7 +180,6 @@ static int bmc150_accel_probe(struct i2c_client *client, i2c_check_functionality(client->adapter, I2C_FUNC_I2C) || i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_READ_I2C_BLOCK); - struct acpi_device __maybe_unused *adev; int ret; regmap = devm_regmap_init_i2c(client, &bmc150_regmap_conf); @@ -47,80 +196,62 @@ static int bmc150_accel_probe(struct i2c_client *client, return ret; /* - * Some BOSC0200 acpi_devices describe 2 accelerometers in a single ACPI - * device, try instantiating a second i2c_client for an I2cSerialBusV2 - * ACPI resource with index 1. The !id check avoids recursion when - * bmc150_accel_probe() gets called for the second client. + * The !id check avoids recursion when probe() gets called + * for the second client. */ -#ifdef CONFIG_ACPI - adev = ACPI_COMPANION(&client->dev); - if (!id && adev && strcmp(acpi_device_hid(adev), "BOSC0200") == 0) { - struct i2c_board_info board_info = { - .type = "bmc150_accel", - /* - * The 2nd accel sits in the base of 2-in-1s. Note this - * name is static, as there should never be more then 1 - * BOSC0200 ACPI node with 2 accelerometers in it. - */ - .dev_name = "BOSC0200:base", - .fwnode = client->dev.fwnode, - .irq = -ENOENT, - }; - struct i2c_client *second_dev; - - second_dev = i2c_acpi_new_device(&client->dev, 1, &board_info); - if (!IS_ERR(second_dev)) - bmc150_set_second_device(second_dev); - } -#endif + if (!id && has_acpi_companion(&client->dev)) + bmc150_acpi_dual_accel_probe(client); return 0; } static int bmc150_accel_remove(struct i2c_client *client) { - struct i2c_client *second_dev = bmc150_get_second_device(client); - - i2c_unregister_device(second_dev); + bmc150_acpi_dual_accel_remove(client); return bmc150_accel_core_remove(&client->dev); } static const struct acpi_device_id bmc150_accel_acpi_match[] = { - {"BSBA0150", bmc150}, - {"BMC150A", bmc150}, - {"BMI055A", bmi055}, - {"BMA0255", bma255}, - {"BMA250E", bma250e}, - {"BMA222", bma222}, - {"BMA222E", bma222e}, - {"BMA0280", bma280}, + {"BMA0255"}, + {"BMA0280"}, + {"BMA222"}, + {"BMA222E"}, + {"BMA250E"}, + {"BMC150A"}, + {"BMI055A"}, {"BOSC0200"}, + {"BSBA0150"}, + {"DUAL250E"}, { }, }; MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match); static const struct i2c_device_id bmc150_accel_id[] = { - {"bmc150_accel", bmc150}, - {"bmi055_accel", bmi055}, - {"bma255", bma255}, - {"bma250e", bma250e}, - {"bma222", bma222}, - {"bma222e", bma222e}, - {"bma280", bma280}, + {"bma222"}, + {"bma222e"}, + {"bma250e"}, + {"bma253"}, + {"bma254"}, + {"bma255"}, + {"bma280"}, + {"bmc150_accel"}, + {"bmi055_accel"}, {} }; MODULE_DEVICE_TABLE(i2c, bmc150_accel_id); static const struct of_device_id bmc150_accel_of_match[] = { - { .compatible = "bosch,bmc150_accel" }, - { .compatible = "bosch,bmi055_accel" }, - { .compatible = "bosch,bma255" }, - { .compatible = "bosch,bma250e" }, { .compatible = "bosch,bma222" }, { .compatible = "bosch,bma222e" }, + { .compatible = "bosch,bma250e" }, + { .compatible = "bosch,bma253" }, + { .compatible = "bosch,bma254" }, + { .compatible = "bosch,bma255" }, { .compatible = "bosch,bma280" }, + { .compatible = "bosch,bmc150_accel" }, + { .compatible = "bosch,bmi055_accel" }, { }, }; MODULE_DEVICE_TABLE(of, bmc150_accel_of_match); diff --git a/drivers/iio/accel/bmc150-accel-spi.c b/drivers/iio/accel/bmc150-accel-spi.c index 74a8aee4f612..54b8c9c8068b 100644 --- a/drivers/iio/accel/bmc150-accel-spi.c +++ b/drivers/iio/accel/bmc150-accel-spi.c @@ -34,26 +34,27 @@ static int bmc150_accel_remove(struct spi_device *spi) } static const struct acpi_device_id bmc150_accel_acpi_match[] = { - {"BSBA0150", bmc150}, - {"BMC150A", bmc150}, - {"BMI055A", bmi055}, - {"BMA0255", bma255}, - {"BMA250E", bma250e}, - {"BMA222", bma222}, - {"BMA222E", bma222e}, - {"BMA0280", bma280}, + {"BMA0255"}, + {"BMA0280"}, + {"BMA222"}, + {"BMA222E"}, + {"BMA250E"}, + {"BMC150A"}, + {"BMI055A"}, + {"BSBA0150"}, { }, }; MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match); static const struct spi_device_id bmc150_accel_id[] = { - {"bmc150_accel", bmc150}, - {"bmi055_accel", bmi055}, - {"bma255", bma255}, - {"bma250e", bma250e}, - {"bma222", bma222}, - {"bma222e", bma222e}, - {"bma280", bma280}, + {"bma222"}, + {"bma222e"}, + {"bma250e"}, + {"bma253"}, + {"bma255"}, + {"bma280"}, + {"bmc150_accel"}, + {"bmi055_accel"}, {} }; MODULE_DEVICE_TABLE(spi, bmc150_accel_id); diff --git a/drivers/iio/accel/bmc150-accel.h b/drivers/iio/accel/bmc150-accel.h index 6024f15b9700..47121f070fe9 100644 --- a/drivers/iio/accel/bmc150-accel.h +++ b/drivers/iio/accel/bmc150-accel.h @@ -2,23 +2,75 @@ #ifndef _BMC150_ACCEL_H_ #define _BMC150_ACCEL_H_ +#include <linux/atomic.h> +#include <linux/iio/iio.h> +#include <linux/mutex.h> +#include <linux/regulator/consumer.h> +#include <linux/workqueue.h> + struct regmap; +struct i2c_client; +struct bmc150_accel_chip_info; +struct bmc150_accel_interrupt_info; + +struct bmc150_accel_interrupt { + const struct bmc150_accel_interrupt_info *info; + atomic_t users; +}; + +struct bmc150_accel_trigger { + struct bmc150_accel_data *data; + struct iio_trigger *indio_trig; + int (*setup)(struct bmc150_accel_trigger *t, bool state); + int intr; + bool enabled; +}; + +enum bmc150_accel_interrupt_id { + BMC150_ACCEL_INT_DATA_READY, + BMC150_ACCEL_INT_ANY_MOTION, + BMC150_ACCEL_INT_WATERMARK, + BMC150_ACCEL_INTERRUPTS, +}; + +enum bmc150_accel_trigger_id { + BMC150_ACCEL_TRIGGER_DATA_READY, + BMC150_ACCEL_TRIGGER_ANY_MOTION, + BMC150_ACCEL_TRIGGERS, +}; -enum { - bmc150, - bmi055, - bma255, - bma250e, - bma222, - bma222e, - bma280, +struct bmc150_accel_data { + struct regmap *regmap; + struct regulator_bulk_data regulators[2]; + struct bmc150_accel_interrupt interrupts[BMC150_ACCEL_INTERRUPTS]; + struct bmc150_accel_trigger triggers[BMC150_ACCEL_TRIGGERS]; + struct mutex mutex; + u8 fifo_mode, watermark; + s16 buffer[8]; + /* + * Ensure there is sufficient space and correct alignment for + * the timestamp if enabled + */ + struct { + __le16 channels[3]; + s64 ts __aligned(8); + } scan; + u8 bw_bits; + u32 slope_dur; + u32 slope_thres; + u32 range; + int ev_enable_state; + int64_t timestamp, old_timestamp; /* Only used in hw fifo mode. */ + const struct bmc150_accel_chip_info *chip_info; + struct i2c_client *second_device; + void (*resume_callback)(struct device *dev); + struct delayed_work resume_work; + struct iio_mount_matrix orientation; }; int bmc150_accel_core_probe(struct device *dev, struct regmap *regmap, int irq, const char *name, bool block_supported); int bmc150_accel_core_remove(struct device *dev); -struct i2c_client *bmc150_get_second_device(struct i2c_client *second_device); -void bmc150_set_second_device(struct i2c_client *second_device); extern const struct dev_pm_ops bmc150_accel_pm_ops; extern const struct regmap_config bmc150_regmap_conf; diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c index 27f47e1c251e..55cdca818b3b 100644 --- a/drivers/iio/accel/hid-sensor-accel-3d.c +++ b/drivers/iio/accel/hid-sensor-accel-3d.c @@ -6,13 +6,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -465,3 +462,4 @@ module_platform_driver(hid_accel_3d_platform_driver); MODULE_DESCRIPTION("HID Sensor Accel 3D"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c index a27db78ea13e..e45c600fccc0 100644 --- a/drivers/iio/adc/ad7124.c +++ b/drivers/iio/adc/ad7124.c @@ -862,6 +862,11 @@ static void ad7124_reg_disable(void *r) regulator_disable(r); } +static void ad7124_clk_disable(void *c) +{ + clk_disable_unprepare(c); +} + static int ad7124_probe(struct spi_device *spi) { const struct ad7124_chip_info *info; @@ -883,8 +888,6 @@ static int ad7124_probe(struct spi_device *spi) ad_sd_init(&st->sd, indio_dev, spi, &ad7124_sigma_delta_info); - spi_set_drvdata(spi, indio_dev); - indio_dev->name = st->chip_info->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &ad7124_info; @@ -922,48 +925,28 @@ static int ad7124_probe(struct spi_device *spi) if (ret < 0) return ret; + ret = devm_add_action_or_reset(&spi->dev, ad7124_clk_disable, st->mclk); + if (ret) + return ret; + ret = ad7124_soft_reset(st); if (ret < 0) - goto error_clk_disable_unprepare; + return ret; ret = ad7124_check_chip_id(st); if (ret) - goto error_clk_disable_unprepare; + return ret; ret = ad7124_setup(st); if (ret < 0) - goto error_clk_disable_unprepare; + return ret; - ret = ad_sd_setup_buffer_and_trigger(indio_dev); + ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev); if (ret < 0) - goto error_clk_disable_unprepare; - - ret = iio_device_register(indio_dev); - if (ret < 0) { - dev_err(&spi->dev, "Failed to register iio device\n"); - goto error_remove_trigger; - } - - return 0; - -error_remove_trigger: - ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_clk_disable_unprepare: - clk_disable_unprepare(st->mclk); - - return ret; -} - -static int ad7124_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct ad7124_state *st = iio_priv(indio_dev); + return ret; - iio_device_unregister(indio_dev); - ad_sd_cleanup_buffer_and_trigger(indio_dev); - clk_disable_unprepare(st->mclk); + return devm_iio_device_register(&spi->dev, indio_dev); - return 0; } static const struct of_device_id ad7124_of_match[] = { @@ -981,7 +964,6 @@ static struct spi_driver ad71124_driver = { .of_match_table = ad7124_of_match, }, .probe = ad7124_probe, - .remove = ad7124_remove, }; module_spi_driver(ad71124_driver); diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c index 1141cc13a124..ee8ed9481025 100644 --- a/drivers/iio/adc/ad7192.c +++ b/drivers/iio/adc/ad7192.c @@ -326,7 +326,7 @@ static int ad7192_of_clock_select(struct ad7192_state *st) clock_sel = AD7192_CLK_INT; /* use internal clock */ - if (PTR_ERR(st->mclk) == -ENOENT) { + if (st->mclk) { if (of_property_read_bool(np, "adi,int-clock-output-enable")) clock_sel = AD7192_CLK_INT_CO; } else { @@ -908,6 +908,16 @@ static int ad7192_channels_config(struct iio_dev *indio_dev) return 0; } +static void ad7192_reg_disable(void *reg) +{ + regulator_disable(reg); +} + +static void ad7192_clk_disable(void *clk) +{ + clk_disable_unprepare(clk); +} + static int ad7192_probe(struct spi_device *spi) { struct ad7192_state *st; @@ -937,33 +947,38 @@ static int ad7192_probe(struct spi_device *spi) return ret; } + ret = devm_add_action_or_reset(&spi->dev, ad7192_reg_disable, st->avdd); + if (ret) + return ret; + st->dvdd = devm_regulator_get(&spi->dev, "dvdd"); - if (IS_ERR(st->dvdd)) { - ret = PTR_ERR(st->dvdd); - goto error_disable_avdd; - } + if (IS_ERR(st->dvdd)) + return PTR_ERR(st->dvdd); ret = regulator_enable(st->dvdd); if (ret) { dev_err(&spi->dev, "Failed to enable specified DVdd supply\n"); - goto error_disable_avdd; + return ret; } + ret = devm_add_action_or_reset(&spi->dev, ad7192_reg_disable, st->dvdd); + if (ret) + return ret; + ret = regulator_get_voltage(st->avdd); if (ret < 0) { dev_err(&spi->dev, "Device tree error, reference voltage undefined\n"); - goto error_disable_avdd; + return ret; } st->int_vref_mv = ret / 1000; - spi_set_drvdata(spi, indio_dev); st->chip_info = of_device_get_match_data(&spi->dev); indio_dev->name = st->chip_info->name; indio_dev->modes = INDIO_DIRECT_MODE; ret = ad7192_channels_config(indio_dev); if (ret < 0) - goto error_disable_dvdd; + return ret; if (st->chip_info->chip_id == CHIPID_AD7195) indio_dev->info = &ad7195_info; @@ -972,17 +987,15 @@ static int ad7192_probe(struct spi_device *spi) ad_sd_init(&st->sd, indio_dev, spi, &ad7192_sigma_delta_info); - ret = ad_sd_setup_buffer_and_trigger(indio_dev); + ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev); if (ret) - goto error_disable_dvdd; + return ret; st->fclk = AD7192_INT_FREQ_MHZ; - st->mclk = devm_clk_get(&st->sd.spi->dev, "mclk"); - if (IS_ERR(st->mclk) && PTR_ERR(st->mclk) != -ENOENT) { - ret = PTR_ERR(st->mclk); - goto error_remove_trigger; - } + st->mclk = devm_clk_get_optional(&spi->dev, "mclk"); + if (IS_ERR(st->mclk)) + return PTR_ERR(st->mclk); st->clock_sel = ad7192_of_clock_select(st); @@ -990,55 +1003,26 @@ static int ad7192_probe(struct spi_device *spi) st->clock_sel == AD7192_CLK_EXT_MCLK2) { ret = clk_prepare_enable(st->mclk); if (ret < 0) - goto error_remove_trigger; + return ret; + + ret = devm_add_action_or_reset(&spi->dev, ad7192_clk_disable, + st->mclk); + if (ret) + return ret; st->fclk = clk_get_rate(st->mclk); if (!ad7192_valid_external_frequency(st->fclk)) { - ret = -EINVAL; dev_err(&spi->dev, "External clock frequency out of bounds\n"); - goto error_disable_clk; + return -EINVAL; } } ret = ad7192_setup(st, spi->dev.of_node); if (ret) - goto error_disable_clk; - - ret = iio_device_register(indio_dev); - if (ret < 0) - goto error_disable_clk; - return 0; - -error_disable_clk: - if (st->clock_sel == AD7192_CLK_EXT_MCLK1_2 || - st->clock_sel == AD7192_CLK_EXT_MCLK2) - clk_disable_unprepare(st->mclk); -error_remove_trigger: - ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_disable_dvdd: - regulator_disable(st->dvdd); -error_disable_avdd: - regulator_disable(st->avdd); - - return ret; -} - -static int ad7192_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct ad7192_state *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - if (st->clock_sel == AD7192_CLK_EXT_MCLK1_2 || - st->clock_sel == AD7192_CLK_EXT_MCLK2) - clk_disable_unprepare(st->mclk); - ad_sd_cleanup_buffer_and_trigger(indio_dev); - - regulator_disable(st->dvdd); - regulator_disable(st->avdd); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static const struct of_device_id ad7192_of_match[] = { @@ -1056,7 +1040,6 @@ static struct spi_driver ad7192_driver = { .of_match_table = ad7192_of_match, }, .probe = ad7192_probe, - .remove = ad7192_remove, }; module_spi_driver(ad7192_driver); diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c index 9d5a71df02b0..a1e8b32671cf 100644 --- a/drivers/iio/adc/ad7476.c +++ b/drivers/iio/adc/ad7476.c @@ -389,8 +389,6 @@ static int ad7476_probe(struct spi_device *spi) if (IS_ERR(st->convst_gpio)) return PTR_ERR(st->convst_gpio); - spi_set_drvdata(spi, indio_dev); - st->spi = spi; indio_dev->name = spi_get_device_id(spi)->name; diff --git a/drivers/iio/adc/ad7766.c b/drivers/iio/adc/ad7766.c index 9b35c09b9313..51ee9482e0df 100644 --- a/drivers/iio/adc/ad7766.c +++ b/drivers/iio/adc/ad7766.c @@ -273,8 +273,6 @@ static int ad7766_probe(struct spi_device *spi) return ret; } - spi_set_drvdata(spi, indio_dev); - ad7766->spi = spi; /* First byte always 0 */ diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c index 4db3b480a871..2c5c8a3672b2 100644 --- a/drivers/iio/adc/ad7768-1.c +++ b/drivers/iio/adc/ad7768-1.c @@ -614,7 +614,6 @@ static int ad7768_probe(struct spi_device *spi) st->mclk_freq = clk_get_rate(st->mclk); - spi_set_drvdata(spi, indio_dev); mutex_init(&st->lock); indio_dev->channels = ad7768_channels; diff --git a/drivers/iio/adc/ad7780.c b/drivers/iio/adc/ad7780.c index 42e7e8e595d1..42bb952f4738 100644 --- a/drivers/iio/adc/ad7780.c +++ b/drivers/iio/adc/ad7780.c @@ -300,6 +300,11 @@ static int ad7780_init_gpios(struct device *dev, struct ad7780_state *st) return 0; } +static void ad7780_reg_disable(void *reg) +{ + regulator_disable(reg); +} + static int ad7780_probe(struct spi_device *spi) { struct ad7780_state *st; @@ -318,8 +323,6 @@ static int ad7780_probe(struct spi_device *spi) st->chip_info = &ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data]; - spi_set_drvdata(spi, indio_dev); - indio_dev->name = spi_get_device_id(spi)->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = &st->chip_info->channel; @@ -340,35 +343,15 @@ static int ad7780_probe(struct spi_device *spi) return ret; } - ret = ad_sd_setup_buffer_and_trigger(indio_dev); + ret = devm_add_action_or_reset(&spi->dev, ad7780_reg_disable, st->reg); if (ret) - goto error_disable_reg; + return ret; - ret = iio_device_register(indio_dev); + ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev); if (ret) - goto error_cleanup_buffer_and_trigger; - - return 0; - -error_cleanup_buffer_and_trigger: - ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_disable_reg: - regulator_disable(st->reg); - - return ret; -} - -static int ad7780_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct ad7780_state *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - ad_sd_cleanup_buffer_and_trigger(indio_dev); - - regulator_disable(st->reg); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static const struct spi_device_id ad7780_id[] = { @@ -385,7 +368,6 @@ static struct spi_driver ad7780_driver = { .name = "ad7780", }, .probe = ad7780_probe, - .remove = ad7780_remove, .id_table = ad7780_id, }; module_spi_driver(ad7780_driver); diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c index d57ad966e17c..cb579aa89f39 100644 --- a/drivers/iio/adc/ad7791.c +++ b/drivers/iio/adc/ad7791.c @@ -394,6 +394,11 @@ static int ad7791_setup(struct ad7791_state *st, st->mode); } +static void ad7791_reg_disable(void *reg) +{ + regulator_disable(reg); +} + static int ad7791_probe(struct spi_device *spi) { struct ad7791_platform_data *pdata = spi->dev.platform_data; @@ -420,11 +425,13 @@ static int ad7791_probe(struct spi_device *spi) if (ret) return ret; + ret = devm_add_action_or_reset(&spi->dev, ad7791_reg_disable, st->reg); + if (ret) + return ret; + st->info = &ad7791_chip_infos[spi_get_device_id(spi)->driver_data]; ad_sd_init(&st->sd, indio_dev, spi, &ad7791_sigma_delta_info); - spi_set_drvdata(spi, indio_dev); - indio_dev->name = spi_get_device_id(spi)->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = st->info->channels; @@ -434,39 +441,15 @@ static int ad7791_probe(struct spi_device *spi) else indio_dev->info = &ad7791_no_filter_info; - ret = ad_sd_setup_buffer_and_trigger(indio_dev); + ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev); if (ret) - goto error_disable_reg; + return ret; ret = ad7791_setup(st, pdata); if (ret) - goto error_remove_trigger; - - ret = iio_device_register(indio_dev); - if (ret) - goto error_remove_trigger; - - return 0; - -error_remove_trigger: - ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_disable_reg: - regulator_disable(st->reg); - - return ret; -} - -static int ad7791_remove(struct spi_device *spi) -{ - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct ad7791_state *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - ad_sd_cleanup_buffer_and_trigger(indio_dev); - - regulator_disable(st->reg); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static const struct spi_device_id ad7791_spi_ids[] = { @@ -484,7 +467,6 @@ static struct spi_driver ad7791_driver = { .name = "ad7791", }, .probe = ad7791_probe, - .remove = ad7791_remove, .id_table = ad7791_spi_ids, }; module_spi_driver(ad7791_driver); diff --git a/drivers/iio/adc/ad7793.c b/drivers/iio/adc/ad7793.c index 440ef4c7be07..ef3e2d3ecb0c 100644 --- a/drivers/iio/adc/ad7793.c +++ b/drivers/iio/adc/ad7793.c @@ -769,6 +769,11 @@ static const struct ad7793_chip_info ad7793_chip_info_tbl[] = { }, }; +static void ad7793_reg_disable(void *reg) +{ + regulator_disable(reg); +} + static int ad7793_probe(struct spi_device *spi) { const struct ad7793_platform_data *pdata = spi->dev.platform_data; @@ -803,11 +808,13 @@ static int ad7793_probe(struct spi_device *spi) if (ret) return ret; + ret = devm_add_action_or_reset(&spi->dev, ad7793_reg_disable, st->reg); + if (ret) + return ret; + vref_mv = regulator_get_voltage(st->reg); - if (vref_mv < 0) { - ret = vref_mv; - goto error_disable_reg; - } + if (vref_mv < 0) + return vref_mv; vref_mv /= 1000; } else { @@ -817,50 +824,21 @@ static int ad7793_probe(struct spi_device *spi) st->chip_info = &ad7793_chip_info_tbl[spi_get_device_id(spi)->driver_data]; - spi_set_drvdata(spi, indio_dev); - indio_dev->name = spi_get_device_id(spi)->name; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = st->chip_info->channels; indio_dev->num_channels = st->chip_info->num_channels; indio_dev->info = st->chip_info->iio_info; - ret = ad_sd_setup_buffer_and_trigger(indio_dev); + ret = devm_ad_sd_setup_buffer_and_trigger(&spi->dev, indio_dev); if (ret) - goto error_disable_reg; + return ret; ret = ad7793_setup(indio_dev, pdata, vref_mv); if (ret) - goto error_remove_trigger; - - ret = iio_device_register(indio_dev); - if (ret) - goto error_remove_trigger; - - return 0; - -error_remove_trigger: - ad_sd_cleanup_buffer_and_trigger(indio_dev); -error_disable_reg: - if (pdata->refsel != AD7793_REFSEL_INTERNAL) - regulator_disable(st->reg); - - return ret; -} - -static int ad7793_remove(struct spi_device *spi) -{ - const struct ad7793_platform_data *pdata = spi->dev.platform_data; - struct iio_dev *indio_dev = spi_get_drvdata(spi); - struct ad7793_state *st = iio_priv(indio_dev); - - iio_device_unregister(indio_dev); - ad_sd_cleanup_buffer_and_trigger(indio_dev); - - if (pdata->refsel != AD7793_REFSEL_INTERNAL) - regulator_disable(st->reg); + return ret; - return 0; + return devm_iio_device_register(&spi->dev, indio_dev); } static const struct spi_device_id ad7793_id[] = { @@ -882,7 +860,6 @@ static struct spi_driver ad7793_driver = { .name = "ad7793", }, .probe = ad7793_probe, - .remove = ad7793_remove, .id_table = ad7793_id, }; module_spi_driver(ad7793_driver); diff --git a/drivers/iio/adc/ad7887.c b/drivers/iio/adc/ad7887.c index 9b3cbe1ddc6f..f64999714a4d 100644 --- a/drivers/iio/adc/ad7887.c +++ b/drivers/iio/adc/ad7887.c @@ -268,7 +268,6 @@ static int ad7887_probe(struct spi_device *spi) st->chip_info = &ad7887_chip_info_tbl[spi_get_device_id(spi)->driver_data]; - spi_set_drvdata(spi, indio_dev); st->spi = spi; indio_dev->name = spi_get_device_id(spi)->name; diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c index 19a45dd43796..dbfc8517cb8a 100644 --- a/drivers/iio/adc/ad9467.c +++ b/drivers/iio/adc/ad9467.c @@ -434,8 +434,6 @@ static int ad9467_probe(struct spi_device *spi) mdelay(10); } - spi_set_drvdata(spi, st); - conv->chip_info = &info->axi_adc_info; id = ad9467_spi_read(spi, AN877_ADC_REG_CHIP_ID); diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c index 69b979331ccd..1d652d9b2f5c 100644 --- a/drivers/iio/adc/ad_sigma_delta.c +++ b/drivers/iio/adc/ad_sigma_delta.c @@ -470,91 +470,65 @@ EXPORT_SYMBOL_GPL(ad_sd_validate_trigger); static const struct iio_trigger_ops ad_sd_trigger_ops = { }; -static int ad_sd_probe_trigger(struct iio_dev *indio_dev) +static int devm_ad_sd_probe_trigger(struct device *dev, struct iio_dev *indio_dev) { struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev); int ret; - sigma_delta->trig = iio_trigger_alloc(&sigma_delta->spi->dev, - "%s-dev%d", indio_dev->name, - iio_device_id(indio_dev)); - if (sigma_delta->trig == NULL) { - ret = -ENOMEM; - goto error_ret; + if (dev != &sigma_delta->spi->dev) { + dev_err(dev, "Trigger parent should be '%s', got '%s'\n", + dev_name(dev), dev_name(&sigma_delta->spi->dev)); + return -EFAULT; } + + sigma_delta->trig = devm_iio_trigger_alloc(dev, "%s-dev%d", indio_dev->name, + iio_device_id(indio_dev)); + if (sigma_delta->trig == NULL) + return -ENOMEM; + sigma_delta->trig->ops = &ad_sd_trigger_ops; init_completion(&sigma_delta->completion); sigma_delta->irq_dis = true; - ret = request_irq(sigma_delta->spi->irq, - ad_sd_data_rdy_trig_poll, - sigma_delta->info->irq_flags | IRQF_NO_AUTOEN, - indio_dev->name, - sigma_delta); + ret = devm_request_irq(dev, sigma_delta->spi->irq, + ad_sd_data_rdy_trig_poll, + sigma_delta->info->irq_flags | IRQF_NO_AUTOEN, + indio_dev->name, + sigma_delta); if (ret) - goto error_free_trig; + return ret; iio_trigger_set_drvdata(sigma_delta->trig, sigma_delta); - ret = iio_trigger_register(sigma_delta->trig); + ret = devm_iio_trigger_register(dev, sigma_delta->trig); if (ret) - goto error_free_irq; + return ret; /* select default trigger */ indio_dev->trig = iio_trigger_get(sigma_delta->trig); return 0; - -error_free_irq: - free_irq(sigma_delta->spi->irq, sigma_delta); -error_free_trig: - iio_trigger_free(sigma_delta->trig); -error_ret: - return ret; -} - -static void ad_sd_remove_trigger(struct iio_dev *indio_dev) -{ - struct ad_sigma_delta *sigma_delta = iio_device_get_drvdata(indio_dev); - - iio_trigger_unregister(sigma_delta->trig); - free_irq(sigma_delta->spi->irq, sigma_delta); - iio_trigger_free(sigma_delta->trig); } /** - * ad_sd_setup_buffer_and_trigger() - + * devm_ad_sd_setup_buffer_and_trigger() - Device-managed buffer & trigger setup + * @dev: Device object to which to bind the life-time of the resources attached * @indio_dev: The IIO device */ -int ad_sd_setup_buffer_and_trigger(struct iio_dev *indio_dev) +int devm_ad_sd_setup_buffer_and_trigger(struct device *dev, struct iio_dev *indio_dev) { int ret; - ret = iio_triggered_buffer_setup(indio_dev, &iio_pollfunc_store_time, - &ad_sd_trigger_handler, &ad_sd_buffer_setup_ops); + ret = devm_iio_triggered_buffer_setup(dev, indio_dev, + &iio_pollfunc_store_time, + &ad_sd_trigger_handler, + &ad_sd_buffer_setup_ops); if (ret) return ret; - ret = ad_sd_probe_trigger(indio_dev); - if (ret) { - iio_triggered_buffer_cleanup(indio_dev); - return ret; - } - - return 0; -} -EXPORT_SYMBOL_GPL(ad_sd_setup_buffer_and_trigger); - -/** - * ad_sd_cleanup_buffer_and_trigger() - - * @indio_dev: The IIO device - */ -void ad_sd_cleanup_buffer_and_trigger(struct iio_dev *indio_dev) -{ - ad_sd_remove_trigger(indio_dev); - iio_triggered_buffer_cleanup(indio_dev); + return devm_ad_sd_probe_trigger(dev, indio_dev); } -EXPORT_SYMBOL_GPL(ad_sd_cleanup_buffer_and_trigger); +EXPORT_SYMBOL_GPL(devm_ad_sd_setup_buffer_and_trigger); /** * ad_sd_init() - Initializes a ad_sigma_delta struct diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c index 6e8c28675947..ea5ca163d879 100644 --- a/drivers/iio/adc/at91-sama5d2_adc.c +++ b/drivers/iio/adc/at91-sama5d2_adc.c @@ -403,7 +403,8 @@ struct at91_adc_state { struct at91_adc_dma dma_st; struct at91_adc_touch touch_st; struct iio_dev *indio_dev; - u16 buffer[AT91_BUFFER_MAX_HWORDS]; + /* Ensure naturally aligned timestamp */ + u16 buffer[AT91_BUFFER_MAX_HWORDS] __aligned(8); /* * lock to prevent concurrent 'single conversion' requests through * sysfs. diff --git a/drivers/iio/adc/hi8435.c b/drivers/iio/adc/hi8435.c index 074c30970465..8b353e26668e 100644 --- a/drivers/iio/adc/hi8435.c +++ b/drivers/iio/adc/hi8435.c @@ -483,7 +483,6 @@ static int hi8435_probe(struct spi_device *spi) gpiod_set_value_cansleep(reset_gpio, 1); } - spi_set_drvdata(spi, idev); mutex_init(&priv->lock); idev->name = spi_get_device_id(spi)->name; diff --git a/drivers/iio/adc/hx711.c b/drivers/iio/adc/hx711.c index 6a173531d355..f7ee856a6b8b 100644 --- a/drivers/iio/adc/hx711.c +++ b/drivers/iio/adc/hx711.c @@ -86,9 +86,9 @@ struct hx711_data { struct mutex lock; /* * triggered buffer - * 2x32-bit channel + 64-bit timestamp + * 2x32-bit channel + 64-bit naturally aligned timestamp */ - u32 buffer[4]; + u32 buffer[4] __aligned(8); /* * delay after a rising edge on SCK until the data is ready DOUT * this is dependent on the hx711 where the datasheet tells a diff --git a/drivers/iio/adc/max1027.c b/drivers/iio/adc/max1027.c index e3c8ec107722..655ab02d03d8 100644 --- a/drivers/iio/adc/max1027.c +++ b/drivers/iio/adc/max1027.c @@ -430,8 +430,6 @@ static int max1027_probe(struct spi_device *spi) return -ENOMEM; } - spi_set_drvdata(spi, indio_dev); - st = iio_priv(indio_dev); st->spi = spi; st->info = &max1027_chip_info_tbl[spi_get_device_id(spi)->driver_data]; diff --git a/drivers/iio/adc/max1241.c b/drivers/iio/adc/max1241.c index 0cbbb3c56d08..b60f8448f21a 100644 --- a/drivers/iio/adc/max1241.c +++ b/drivers/iio/adc/max1241.c @@ -147,8 +147,6 @@ static int max1241_probe(struct spi_device *spi) adc->spi = spi; mutex_init(&adc->lock); - spi_set_drvdata(spi, indio_dev); - adc->vdd = devm_regulator_get(dev, "vdd"); if (IS_ERR(adc->vdd)) { dev_err(dev, "failed to get vdd regulator\n"); diff --git a/drivers/iio/adc/mxs-lradc-adc.c b/drivers/iio/adc/mxs-lradc-adc.c index 1d99170d3328..bca79a93cbe4 100644 --- a/drivers/iio/adc/mxs-lradc-adc.c +++ b/drivers/iio/adc/mxs-lradc-adc.c @@ -115,7 +115,8 @@ struct mxs_lradc_adc { struct device *dev; void __iomem *base; - u32 buffer[10]; + /* Maximum of 8 channels + 8 byte ts */ + u32 buffer[10] __aligned(8); struct iio_trigger *trig; struct completion completion; spinlock_t lock; diff --git a/drivers/iio/adc/ti-adc084s021.c b/drivers/iio/adc/ti-adc084s021.c index 33aea961d850..ce3f5a3814f9 100644 --- a/drivers/iio/adc/ti-adc084s021.c +++ b/drivers/iio/adc/ti-adc084s021.c @@ -210,9 +210,6 @@ static int adc084s021_probe(struct spi_device *spi) adc = iio_priv(indio_dev); adc->spi = spi; - /* Connect the SPI device and the iio dev */ - spi_set_drvdata(spi, indio_dev); - /* Initiate the Industrial I/O device */ indio_dev->name = spi_get_device_id(spi)->name; indio_dev->modes = INDIO_DIRECT_MODE; diff --git a/drivers/iio/adc/ti-ads1015.c b/drivers/iio/adc/ti-ads1015.c index 5b828428be77..b0352e91ac16 100644 --- a/drivers/iio/adc/ti-ads1015.c +++ b/drivers/iio/adc/ti-ads1015.c @@ -323,9 +323,7 @@ static int ads1015_set_power_state(struct ads1015_data *data, bool on) struct device *dev = regmap_get_device(data->regmap); if (on) { - ret = pm_runtime_get_sync(dev); - if (ret < 0) - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); } else { pm_runtime_mark_last_busy(dev); ret = pm_runtime_put_autosuspend(dev); @@ -1070,7 +1068,6 @@ static int ads1015_remove(struct i2c_client *client) pm_runtime_disable(&client->dev); pm_runtime_set_suspended(&client->dev); - pm_runtime_put_noidle(&client->dev); /* power down single shot mode */ return ads1015_set_conv_mode(data, ADS1015_SINGLESHOT); diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c index b4a128b19188..17d0da5877a9 100644 --- a/drivers/iio/adc/ti-ads124s08.c +++ b/drivers/iio/adc/ti-ads124s08.c @@ -327,8 +327,6 @@ static int ads124s_probe(struct spi_device *spi) ads124s_priv->chip_info = &ads124s_chip_info_tbl[spi_id->driver_data]; - spi_set_drvdata(spi, indio_dev); - ads124s_priv->spi = spi; indio_dev->name = spi_id->name; diff --git a/drivers/iio/adc/ti-ads8688.c b/drivers/iio/adc/ti-ads8688.c index 16bcb37eebb7..79c803537dc4 100644 --- a/drivers/iio/adc/ti-ads8688.c +++ b/drivers/iio/adc/ti-ads8688.c @@ -383,7 +383,8 @@ static irqreturn_t ads8688_trigger_handler(int irq, void *p) { struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; - u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)]; + /* Ensure naturally aligned timestamp */ + u16 buffer[ADS8688_MAX_CHANNELS + sizeof(s64)/sizeof(u16)] __aligned(8); int i, j = 0; for (i = 0; i < indio_dev->masklength; i++) { diff --git a/drivers/iio/adc/ti-tsc2046.c b/drivers/iio/adc/ti-tsc2046.c index cf5373d5cdd7..170950d5dd49 100644 --- a/drivers/iio/adc/ti-tsc2046.c +++ b/drivers/iio/adc/ti-tsc2046.c @@ -639,8 +639,6 @@ static int tsc2046_adc_probe(struct spi_device *spi) priv = iio_priv(indio_dev); priv->dcfg = dcfg; - spi_set_drvdata(spi, indio_dev); - priv->spi = spi; indio_dev->name = TI_TSC2046_NAME; diff --git a/drivers/iio/chemical/atlas-sensor.c b/drivers/iio/chemical/atlas-sensor.c index 0fdb3b29c5eb..9cb99585b6ff 100644 --- a/drivers/iio/chemical/atlas-sensor.c +++ b/drivers/iio/chemical/atlas-sensor.c @@ -410,11 +410,9 @@ static int atlas_buffer_postenable(struct iio_dev *indio_dev) struct atlas_data *data = iio_priv(indio_dev); int ret; - ret = pm_runtime_get_sync(&data->client->dev); - if (ret < 0) { - pm_runtime_put_noidle(&data->client->dev); + ret = pm_runtime_resume_and_get(&data->client->dev); + if (ret) return ret; - } return atlas_set_interrupt(data, true); } @@ -487,11 +485,9 @@ static int atlas_read_measurement(struct atlas_data *data, int reg, __be32 *val) int suspended = pm_runtime_suspended(dev); int ret; - ret = pm_runtime_get_sync(dev); - if (ret < 0) { - pm_runtime_put_noidle(dev); + ret = pm_runtime_resume_and_get(dev); + if (ret) return ret; - } if (suspended) msleep(data->chip->delay); @@ -741,7 +737,6 @@ static int atlas_remove(struct i2c_client *client) pm_runtime_disable(&client->dev); pm_runtime_set_suspended(&client->dev); - pm_runtime_put_noidle(&client->dev); return atlas_set_powermode(data, 0); } diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index cb52b4fd6bf7..043f199e7bc6 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -3,18 +3,12 @@ * HID Sensors Driver * Copyright (c) 2012, Intel Corporation. */ -#include <linux/device.h> -#include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> #include <linux/kernel.h> -#include <linux/slab.h> #include <linux/time.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #define HZ_PER_MHZ 1000000L @@ -176,7 +170,7 @@ s32 hid_sensor_read_poll_value(struct hid_sensor_common *st) return value; } -EXPORT_SYMBOL(hid_sensor_read_poll_value); +EXPORT_SYMBOL_NS(hid_sensor_read_poll_value, IIO_HID_ATTRIBUTES); int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st, int *val1, int *val2) @@ -203,7 +197,7 @@ int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st, return IIO_VAL_INT_PLUS_MICRO; } -EXPORT_SYMBOL(hid_sensor_read_samp_freq_value); +EXPORT_SYMBOL_NS(hid_sensor_read_samp_freq_value, IIO_HID); int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st, int val1, int val2) @@ -238,7 +232,7 @@ int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st, return 0; } -EXPORT_SYMBOL(hid_sensor_write_samp_freq_value); +EXPORT_SYMBOL_NS(hid_sensor_write_samp_freq_value, IIO_HID); int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st, int *val1, int *val2) @@ -261,7 +255,7 @@ int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st, return IIO_VAL_INT_PLUS_MICRO; } -EXPORT_SYMBOL(hid_sensor_read_raw_hyst_value); +EXPORT_SYMBOL_NS(hid_sensor_read_raw_hyst_value, IIO_HID); int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st, int *val1, int *val2) @@ -283,7 +277,7 @@ int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st, int *val1, return IIO_VAL_INT_PLUS_MICRO; } -EXPORT_SYMBOL(hid_sensor_read_raw_hyst_rel_value); +EXPORT_SYMBOL_NS(hid_sensor_read_raw_hyst_rel_value, IIO_HID); int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st, @@ -315,7 +309,7 @@ int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st, return 0; } -EXPORT_SYMBOL(hid_sensor_write_raw_hyst_value); +EXPORT_SYMBOL_NS(hid_sensor_write_raw_hyst_value, IIO_HID); int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st, int val1, int val2) @@ -346,7 +340,7 @@ int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st, return 0; } -EXPORT_SYMBOL(hid_sensor_write_raw_hyst_rel_value); +EXPORT_SYMBOL_NS(hid_sensor_write_raw_hyst_rel_value, IIO_HID); /* * This fuction applies the unit exponent to the scale. @@ -430,14 +424,14 @@ int hid_sensor_format_scale(u32 usage_id, return IIO_VAL_INT_PLUS_NANO; } -EXPORT_SYMBOL(hid_sensor_format_scale); +EXPORT_SYMBOL_NS(hid_sensor_format_scale, IIO_HID); int64_t hid_sensor_convert_timestamp(struct hid_sensor_common *st, int64_t raw_value) { return st->timestamp_ns_scale * raw_value; } -EXPORT_SYMBOL(hid_sensor_convert_timestamp); +EXPORT_SYMBOL_NS(hid_sensor_convert_timestamp, IIO_HID); static int hid_sensor_get_reporting_interval(struct hid_sensor_hub_device *hsdev, @@ -484,7 +478,7 @@ int hid_sensor_get_report_latency(struct hid_sensor_common *st) return value; } -EXPORT_SYMBOL(hid_sensor_get_report_latency); +EXPORT_SYMBOL_NS(hid_sensor_get_report_latency, IIO_HID_ATTRIBUTES); int hid_sensor_set_report_latency(struct hid_sensor_common *st, int latency_ms) { @@ -492,13 +486,13 @@ int hid_sensor_set_report_latency(struct hid_sensor_common *st, int latency_ms) st->report_latency.index, sizeof(latency_ms), &latency_ms); } -EXPORT_SYMBOL(hid_sensor_set_report_latency); +EXPORT_SYMBOL_NS(hid_sensor_set_report_latency, IIO_HID_ATTRIBUTES); bool hid_sensor_batch_mode_supported(struct hid_sensor_common *st) { return st->report_latency.index > 0 && st->report_latency.report_id > 0; } -EXPORT_SYMBOL(hid_sensor_batch_mode_supported); +EXPORT_SYMBOL_NS(hid_sensor_batch_mode_supported, IIO_HID_ATTRIBUTES); int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, u32 usage_id, @@ -590,7 +584,7 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, return 0; } -EXPORT_SYMBOL(hid_sensor_parse_common_attributes); +EXPORT_SYMBOL_NS(hid_sensor_parse_common_attributes, IIO_HID); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_DESCRIPTION("HID Sensor common attribute processing"); diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c index c06537e106e9..a4ec11a3b68a 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c @@ -6,16 +6,13 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/slab.h> #include <linux/delay.h> #include <linux/hid-sensor-hub.h> +#include <linux/workqueue.h> #include <linux/iio/iio.h> #include <linux/iio/trigger.h> #include <linux/iio/triggered_buffer.h> #include <linux/iio/trigger_consumer.h> -#include <linux/iio/buffer.h> #include <linux/iio/sysfs.h> #include "hid-sensor-trigger.h" @@ -150,7 +147,7 @@ static int _hid_sensor_power_state(struct hid_sensor_common *st, bool state) return 0; } -EXPORT_SYMBOL(hid_sensor_power_state); +EXPORT_SYMBOL_NS(hid_sensor_power_state, IIO_HID); int hid_sensor_power_state(struct hid_sensor_common *st, bool state) { @@ -225,7 +222,7 @@ void hid_sensor_remove_trigger(struct iio_dev *indio_dev, iio_trigger_free(attrb->trigger); iio_triggered_buffer_cleanup(indio_dev); } -EXPORT_SYMBOL(hid_sensor_remove_trigger); +EXPORT_SYMBOL_NS(hid_sensor_remove_trigger, IIO_HID); static const struct iio_trigger_ops hid_sensor_trigger_ops = { .set_trigger_state = &hid_sensor_data_rdy_trigger_set_state, @@ -291,7 +288,7 @@ error_triggered_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); return ret; } -EXPORT_SYMBOL(hid_sensor_setup_trigger); +EXPORT_SYMBOL_NS(hid_sensor_setup_trigger, IIO_HID); static int __maybe_unused hid_sensor_suspend(struct device *dev) { @@ -321,8 +318,9 @@ const struct dev_pm_ops hid_sensor_pm_ops = { SET_RUNTIME_PM_OPS(hid_sensor_suspend, hid_sensor_runtime_resume, NULL) }; -EXPORT_SYMBOL(hid_sensor_pm_ops); +EXPORT_SYMBOL_NS(hid_sensor_pm_ops, IIO_HID); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_DESCRIPTION("HID Sensor trigger processing"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID_ATTRIBUTES); diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.h b/drivers/iio/common/hid-sensors/hid-sensor-trigger.h index bb45cc89e551..f94fca4f1edf 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.h +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.h @@ -9,6 +9,9 @@ #include <linux/pm.h> #include <linux/pm_runtime.h> +struct hid_sensor_common; +struct iio_dev; + extern const struct dev_pm_ops hid_sensor_pm_ops; int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, diff --git a/drivers/iio/common/scmi_sensors/Makefile b/drivers/iio/common/scmi_sensors/Makefile index f13140a2575a..645e0fce1a73 100644 --- a/drivers/iio/common/scmi_sensors/Makefile +++ b/drivers/iio/common/scmi_sensors/Makefile @@ -1,4 +1,4 @@ -# SPDX - License - Identifier : GPL - 2.0 - only +# SPDX-License-Identifier: GPL-2.0-only # # Makefile for the IIO over SCMI # diff --git a/drivers/iio/dummy/Kconfig b/drivers/iio/dummy/Kconfig index 5c5c2f8c55f3..1f46cb9e51b7 100644 --- a/drivers/iio/dummy/Kconfig +++ b/drivers/iio/dummy/Kconfig @@ -34,6 +34,7 @@ config IIO_SIMPLE_DUMMY_BUFFER select IIO_BUFFER select IIO_TRIGGER select IIO_KFIFO_BUF + select IIO_TRIGGERED_BUFFER help Add buffered data capture to the simple dummy driver. diff --git a/drivers/iio/frequency/adf4350.c b/drivers/iio/frequency/adf4350.c index 1462a6a5bc6d..3d9eba716b69 100644 --- a/drivers/iio/frequency/adf4350.c +++ b/drivers/iio/frequency/adf4350.c @@ -563,8 +563,10 @@ static int adf4350_probe(struct spi_device *spi) st->lock_detect_gpiod = devm_gpiod_get_optional(&spi->dev, NULL, GPIOD_IN); - if (IS_ERR(st->lock_detect_gpiod)) - return PTR_ERR(st->lock_detect_gpiod); + if (IS_ERR(st->lock_detect_gpiod)) { + ret = PTR_ERR(st->lock_detect_gpiod); + goto error_disable_reg; + } if (pdata->power_up_frequency) { ret = adf4350_set_freq(st, pdata->power_up_frequency); diff --git a/drivers/iio/gyro/hid-sensor-gyro-3d.c b/drivers/iio/gyro/hid-sensor-gyro-3d.c index dad26ee4fd1f..bc63c2a34c5e 100644 --- a/drivers/iio/gyro/hid-sensor-gyro-3d.c +++ b/drivers/iio/gyro/hid-sensor-gyro-3d.c @@ -6,13 +6,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -400,3 +397,4 @@ module_platform_driver(hid_gyro_3d_platform_driver); MODULE_DESCRIPTION("HID Sensor Gyroscope 3D"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/humidity/hid-sensor-humidity.c b/drivers/iio/humidity/hid-sensor-humidity.c index 74383abc0d44..fa0fe404a70a 100644 --- a/drivers/iio/humidity/hid-sensor-humidity.c +++ b/drivers/iio/humidity/hid-sensor-humidity.c @@ -8,6 +8,7 @@ #include <linux/iio/buffer.h> #include <linux/iio/iio.h> #include <linux/module.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include "hid-sensor-trigger.h" @@ -295,3 +296,4 @@ module_platform_driver(hid_humidity_platform_driver); MODULE_DESCRIPTION("HID Environmental humidity sensor"); MODULE_AUTHOR("Song Hongyan <[email protected]>"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/imu/adis16400.c b/drivers/iio/imu/adis16400.c index 641b4f7d066d..b12917a7cb60 100644 --- a/drivers/iio/imu/adis16400.c +++ b/drivers/iio/imu/adis16400.c @@ -1157,8 +1157,6 @@ static int adis16400_probe(struct spi_device *spi) return -ENOMEM; st = iio_priv(indio_dev); - /* this is only used for removal purposes */ - spi_set_drvdata(spi, indio_dev); /* setup the industrialio driver allocated elements */ st->variant = &adis16400_chips[spi_get_device_id(spi)->driver_data]; diff --git a/drivers/iio/imu/adis16460.c b/drivers/iio/imu/adis16460.c index ba373d7aaa2b..a6f9fba3e03f 100644 --- a/drivers/iio/imu/adis16460.c +++ b/drivers/iio/imu/adis16460.c @@ -387,8 +387,6 @@ static int adis16460_probe(struct spi_device *spi) if (indio_dev == NULL) return -ENOMEM; - spi_set_drvdata(spi, indio_dev); - st = iio_priv(indio_dev); st->chip_info = &adis16460_chip_info; diff --git a/drivers/iio/imu/adis16475.c b/drivers/iio/imu/adis16475.c index d0e84e5dee6c..eb48102f9424 100644 --- a/drivers/iio/imu/adis16475.c +++ b/drivers/iio/imu/adis16475.c @@ -1328,7 +1328,6 @@ static int adis16475_probe(struct spi_device *spi) return -ENOMEM; st = iio_priv(indio_dev); - spi_set_drvdata(spi, indio_dev); st->info = device_get_match_data(&spi->dev); if (!st->info) diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index 9ec0e61b484f..a869a6e52a16 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -1406,8 +1406,6 @@ static int adis16480_probe(struct spi_device *spi) if (indio_dev == NULL) return -ENOMEM; - spi_set_drvdata(spi, indio_dev); - st = iio_priv(indio_dev); st->chip_info = &adis16480_chip_info[id->driver_data]; diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index 64704b55f6eb..8a7a920e6200 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -570,11 +570,9 @@ static int inv_mpu6050_read_channel_data(struct iio_dev *indio_dev, freq_hz = INV_MPU6050_DIVIDER_TO_FIFO_RATE(st->chip_config.divider); period_us = 1000000 / freq_hz; - result = pm_runtime_get_sync(pdev); - if (result < 0) { - pm_runtime_put_noidle(pdev); + result = pm_runtime_resume_and_get(pdev); + if (result) return result; - } switch (chan->type) { case IIO_ANGL_VEL: @@ -812,11 +810,9 @@ static int inv_mpu6050_write_raw(struct iio_dev *indio_dev, return result; mutex_lock(&st->lock); - result = pm_runtime_get_sync(pdev); - if (result < 0) { - pm_runtime_put_noidle(pdev); + result = pm_runtime_resume_and_get(pdev); + if (result) goto error_write_raw_unlock; - } switch (mask) { case IIO_CHAN_INFO_SCALE: @@ -930,11 +926,9 @@ inv_mpu6050_fifo_rate_store(struct device *dev, struct device_attribute *attr, result = 0; goto fifo_rate_fail_unlock; } - result = pm_runtime_get_sync(pdev); - if (result < 0) { - pm_runtime_put_noidle(pdev); + result = pm_runtime_resume_and_get(pdev); + if (result) goto fifo_rate_fail_unlock; - } result = regmap_write(st->map, st->reg->sample_rate_div, d); if (result) @@ -1314,8 +1308,7 @@ static int inv_check_and_setup_chip(struct inv_mpu6050_state *st) for (i = 0; i < INV_NUM_PARTS; ++i) { if (regval == hw_info[i].whoami) { dev_warn(regmap_get_device(st->map), - "whoami mismatch got %#02x (%s)" - "expected %#02hhx (%s)\n", + "whoami mismatch got 0x%02x (%s) expected 0x%02x (%s)\n", regval, hw_info[i].name, st->hw->whoami, st->hw->name); break; @@ -1323,7 +1316,7 @@ static int inv_check_and_setup_chip(struct inv_mpu6050_state *st) } if (i >= INV_NUM_PARTS) { dev_err(regmap_get_device(st->map), - "invalid whoami %#02x expected %#02hhx (%s)\n", + "invalid whoami 0x%02x expected 0x%02x (%s)\n", regval, st->hw->whoami, st->hw->name); return -ENODEV; } @@ -1422,7 +1415,6 @@ static void inv_mpu_pm_disable(void *data) { struct device *dev = data; - pm_runtime_put_sync_suspend(dev); pm_runtime_disable(dev); } diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index e21ba778595a..2d0e8cdd4848 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -173,11 +173,9 @@ static int inv_mpu6050_set_enable(struct iio_dev *indio_dev, bool enable) if (enable) { scan = inv_scan_query(indio_dev); - result = pm_runtime_get_sync(pdev); - if (result < 0) { - pm_runtime_put_noidle(pdev); + result = pm_runtime_resume_and_get(pdev); + if (result) return result; - } /* * In case autosuspend didn't trigger, turn off first not * required sensors. diff --git a/drivers/iio/light/hid-sensor-als.c b/drivers/iio/light/hid-sensor-als.c index 85c8a05b73cb..2ff252c75c03 100644 --- a/drivers/iio/light/hid-sensor-als.c +++ b/drivers/iio/light/hid-sensor-als.c @@ -6,13 +6,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -392,3 +389,4 @@ module_platform_driver(hid_als_platform_driver); MODULE_DESCRIPTION("HID Sensor ALS"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 17d167c3d595..1621530f5f61 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -6,13 +6,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -350,3 +347,4 @@ module_platform_driver(hid_prox_platform_driver); MODULE_DESCRIPTION("HID Sensor Proximity"); MODULE_AUTHOR("Archana Patni <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/light/ltr501.c b/drivers/iio/light/ltr501.c index b4323d2db0b1..1830221da48d 100644 --- a/drivers/iio/light/ltr501.c +++ b/drivers/iio/light/ltr501.c @@ -32,9 +32,12 @@ #define LTR501_PART_ID 0x86 #define LTR501_MANUFAC_ID 0x87 #define LTR501_ALS_DATA1 0x88 /* 16-bit, little endian */ +#define LTR501_ALS_DATA1_UPPER 0x89 /* upper 8 bits of LTR501_ALS_DATA1 */ #define LTR501_ALS_DATA0 0x8a /* 16-bit, little endian */ +#define LTR501_ALS_DATA0_UPPER 0x8b /* upper 8 bits of LTR501_ALS_DATA0 */ #define LTR501_ALS_PS_STATUS 0x8c #define LTR501_PS_DATA 0x8d /* 16-bit, little endian */ +#define LTR501_PS_DATA_UPPER 0x8e /* upper 8 bits of LTR501_PS_DATA */ #define LTR501_INTR 0x8f /* output mode, polarity, mode */ #define LTR501_PS_THRESH_UP 0x90 /* 11 bit, ps upper threshold */ #define LTR501_PS_THRESH_LOW 0x92 /* 11 bit, ps lower threshold */ @@ -149,7 +152,7 @@ struct ltr501_chip_info { struct ltr501_data { struct i2c_client *client; struct mutex lock_als, lock_ps; - struct ltr501_chip_info *chip_info; + const struct ltr501_chip_info *chip_info; u8 als_contr, ps_contr; int als_period, ps_period; /* period in micro seconds */ struct regmap *regmap; @@ -406,18 +409,19 @@ static int ltr501_read_als(const struct ltr501_data *data, __le16 buf[2]) static int ltr501_read_ps(const struct ltr501_data *data) { - int ret, status; + __le16 status; + int ret; ret = ltr501_drdy(data, LTR501_STATUS_PS_RDY); if (ret < 0) return ret; ret = regmap_bulk_read(data->regmap, LTR501_PS_DATA, - &status, 2); + &status, sizeof(status)); if (ret < 0) return ret; - return status; + return le16_to_cpu(status); } static int ltr501_read_intr_prst(const struct ltr501_data *data, @@ -735,7 +739,7 @@ static int ltr501_write_raw(struct iio_dev *indio_dev, { struct ltr501_data *data = iio_priv(indio_dev); int i, ret, freq_val, freq_val2; - struct ltr501_chip_info *info = data->chip_info; + const struct ltr501_chip_info *info = data->chip_info; ret = iio_device_claim_direct_mode(indio_dev); if (ret) @@ -1082,7 +1086,7 @@ static ssize_t ltr501_show_proximity_scale_avail(struct device *dev, char *buf) { struct ltr501_data *data = iio_priv(dev_to_iio_dev(dev)); - struct ltr501_chip_info *info = data->chip_info; + const struct ltr501_chip_info *info = data->chip_info; ssize_t len = 0; int i; @@ -1104,7 +1108,7 @@ static ssize_t ltr501_show_intensity_scale_avail(struct device *dev, char *buf) { struct ltr501_data *data = iio_priv(dev_to_iio_dev(dev)); - struct ltr501_chip_info *info = data->chip_info; + const struct ltr501_chip_info *info = data->chip_info; ssize_t len = 0; int i; @@ -1184,7 +1188,7 @@ static const struct iio_info ltr301_info = { .write_event_config = <r501_write_event_config, }; -static struct ltr501_chip_info ltr501_chip_info_tbl[] = { +static const struct ltr501_chip_info ltr501_chip_info_tbl[] = { [ltr501] = { .partid = 0x08, .als_gain = ltr501_als_gain_tbl, @@ -1205,7 +1209,7 @@ static struct ltr501_chip_info ltr501_chip_info_tbl[] = { .als_gain_tbl_size = ARRAY_SIZE(ltr559_als_gain_tbl), .ps_gain = ltr559_ps_gain_tbl, .ps_gain_tbl_size = ARRAY_SIZE(ltr559_ps_gain_tbl), - .als_mode_active = BIT(1), + .als_mode_active = BIT(0), .als_gain_mask = BIT(2) | BIT(3) | BIT(4), .als_gain_shift = 2, .info = <r501_info, @@ -1354,9 +1358,12 @@ static bool ltr501_is_volatile_reg(struct device *dev, unsigned int reg) { switch (reg) { case LTR501_ALS_DATA1: + case LTR501_ALS_DATA1_UPPER: case LTR501_ALS_DATA0: + case LTR501_ALS_DATA0_UPPER: case LTR501_ALS_PS_STATUS: case LTR501_PS_DATA: + case LTR501_PS_DATA_UPPER: return true; default: return false; diff --git a/drivers/iio/light/si1133.c b/drivers/iio/light/si1133.c index c280b4195003..f8c9b2cc322e 100644 --- a/drivers/iio/light/si1133.c +++ b/drivers/iio/light/si1133.c @@ -352,22 +352,22 @@ static int si1133_parse_response_err(struct device *dev, u32 resp, u8 cmd) switch (resp) { case SI1133_ERR_OUTPUT_BUFFER_OVERFLOW: - dev_warn(dev, "Output buffer overflow: %#02hhx\n", cmd); + dev_warn(dev, "Output buffer overflow: 0x%02x\n", cmd); return -EOVERFLOW; case SI1133_ERR_SATURATION_ADC_OR_OVERFLOW_ACCUMULATION: - dev_warn(dev, "Saturation of the ADC or overflow of accumulation: %#02hhx\n", + dev_warn(dev, "Saturation of the ADC or overflow of accumulation: 0x%02x\n", cmd); return -EOVERFLOW; case SI1133_ERR_INVALID_LOCATION_CMD: dev_warn(dev, - "Parameter access to an invalid location: %#02hhx\n", + "Parameter access to an invalid location: 0x%02x\n", cmd); return -EINVAL; case SI1133_ERR_INVALID_CMD: - dev_warn(dev, "Invalid command %#02hhx\n", cmd); + dev_warn(dev, "Invalid command 0x%02x\n", cmd); return -EINVAL; default: - dev_warn(dev, "Unknown error %#02hhx\n", cmd); + dev_warn(dev, "Unknown error 0x%02x\n", cmd); return -EINVAL; } } @@ -400,7 +400,7 @@ static int si1133_command(struct si1133_data *data, u8 cmd) err = regmap_write(data->regmap, SI1133_REG_COMMAND, cmd); if (err) { - dev_warn(dev, "Failed to write command %#02hhx, ret=%d\n", cmd, + dev_warn(dev, "Failed to write command 0x%02x, ret=%d\n", cmd, err); goto out; } @@ -425,7 +425,7 @@ static int si1133_command(struct si1133_data *data, u8 cmd) SI1133_CMD_TIMEOUT_MS * 1000); if (err) { dev_warn(dev, - "Failed to read command %#02hhx, ret=%d\n", + "Failed to read command 0x%02x, ret=%d\n", cmd, err); goto out; } @@ -978,11 +978,11 @@ static int si1133_validate_ids(struct iio_dev *iio_dev) return err; dev_info(&iio_dev->dev, - "Device ID part %#02hhx rev %#02hhx mfr %#02hhx\n", + "Device ID part 0x%02x rev 0x%02x mfr 0x%02x\n", part_id, rev_id, mfr_id); if (part_id != SI1133_PART_ID) { dev_err(&iio_dev->dev, - "Part ID mismatch got %#02hhx, expected %#02x\n", + "Part ID mismatch got 0x%02x, expected 0x%02x\n", part_id, SI1133_PART_ID); return -ENODEV; } diff --git a/drivers/iio/light/si1145.c b/drivers/iio/light/si1145.c index 3fb52402fcc3..e2abad48b9f4 100644 --- a/drivers/iio/light/si1145.c +++ b/drivers/iio/light/si1145.c @@ -271,7 +271,7 @@ static int si1145_command(struct si1145_data *data, u8 cmd) if ((ret & ~SI1145_RSP_COUNTER_MASK) == 0) { if (ret == data->rsp_seq) { if (time_after(jiffies, stop_jiffies)) { - dev_warn(dev, "timeout on command %#02hhx\n", + dev_warn(dev, "timeout on command 0x%02x\n", cmd); ret = -ETIMEDOUT; break; @@ -291,12 +291,12 @@ static int si1145_command(struct si1145_data *data, u8 cmd) ret = -EIO; } else { if (ret == SI1145_RSP_INVALID_SETTING) { - dev_warn(dev, "INVALID_SETTING error on command %#02hhx\n", + dev_warn(dev, "INVALID_SETTING error on command 0x%02x\n", cmd); ret = -EINVAL; } else { /* All overflows are treated identically */ - dev_dbg(dev, "overflow, ret=%d, cmd=%#02hhx\n", + dev_dbg(dev, "overflow, ret=%d, cmd=0x%02x\n", ret, cmd); ret = -EOVERFLOW; } @@ -1299,10 +1299,10 @@ static int si1145_probe(struct i2c_client *client, SI1145_REG_SEQ_ID); if (ret < 0) return ret; - dev_info(&client->dev, "device ID part %#02hhx rev %#02hhx seq %#02hhx\n", + dev_info(&client->dev, "device ID part 0x%02x rev 0x%02x seq 0x%02x\n", part_id, rev_id, seq_id); if (part_id != data->part_info->part) { - dev_err(&client->dev, "part ID mismatch got %#02hhx, expected %#02x\n", + dev_err(&client->dev, "part ID mismatch got 0x%02x, expected 0x%02x\n", part_id, data->part_info->part); return -ENODEV; } diff --git a/drivers/iio/light/tcs3472.c b/drivers/iio/light/tcs3472.c index 90dc3fef59e6..371c6a39a165 100644 --- a/drivers/iio/light/tcs3472.c +++ b/drivers/iio/light/tcs3472.c @@ -535,7 +535,8 @@ static int tcs3472_probe(struct i2c_client *client, return 0; free_irq: - free_irq(client->irq, indio_dev); + if (client->irq) + free_irq(client->irq, indio_dev); buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); return ret; @@ -563,7 +564,8 @@ static int tcs3472_remove(struct i2c_client *client) struct iio_dev *indio_dev = i2c_get_clientdata(client); iio_device_unregister(indio_dev); - free_irq(client->irq, indio_dev); + if (client->irq) + free_irq(client->irq, indio_dev); iio_triggered_buffer_cleanup(indio_dev); tcs3472_powerdown(iio_priv(indio_dev)); diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 01772327a947..e02e92bc2928 100644 --- a/drivers/iio/light/vcnl4000.c +++ b/drivers/iio/light/vcnl4000.c @@ -908,7 +908,7 @@ static irqreturn_t vcnl4010_trigger_handler(int irq, void *p) struct iio_dev *indio_dev = pf->indio_dev; struct vcnl4000_data *data = iio_priv(indio_dev); const unsigned long *active_scan_mask = indio_dev->active_scan_mask; - u16 buffer[8] = {0}; /* 1x16-bit + ts */ + u16 buffer[8] __aligned(8) = {0}; /* 1x16-bit + naturally aligned ts */ bool data_read = false; unsigned long isr; int val = 0; diff --git a/drivers/iio/light/vcnl4035.c b/drivers/iio/light/vcnl4035.c index fd2f181b16db..0db306ee910e 100644 --- a/drivers/iio/light/vcnl4035.c +++ b/drivers/iio/light/vcnl4035.c @@ -102,7 +102,8 @@ static irqreturn_t vcnl4035_trigger_consumer_handler(int irq, void *p) struct iio_poll_func *pf = p; struct iio_dev *indio_dev = pf->indio_dev; struct vcnl4035_data *data = iio_priv(indio_dev); - u8 buffer[ALIGN(sizeof(u16), sizeof(s64)) + sizeof(s64)]; + /* Ensure naturally aligned timestamp */ + u8 buffer[ALIGN(sizeof(u16), sizeof(s64)) + sizeof(s64)] __aligned(8); int ret; ret = regmap_read(data->regmap, VCNL4035_ALS_DATA, (int *)buffer); diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c b/drivers/iio/magnetometer/hid-sensor-magn-3d.c index b78691523dd4..e85a3a8eea90 100644 --- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c +++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c @@ -6,13 +6,9 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/slab.h> -#include <linux/delay.h> +#include <linux/mod_devicetable.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -587,3 +583,4 @@ module_platform_driver(hid_magn_3d_platform_driver); MODULE_DESCRIPTION("HID Sensor Magnetometer 3D"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/magnetometer/rm3100-core.c b/drivers/iio/magnetometer/rm3100-core.c index 4df5887fd04c..13914273c999 100644 --- a/drivers/iio/magnetometer/rm3100-core.c +++ b/drivers/iio/magnetometer/rm3100-core.c @@ -78,7 +78,8 @@ struct rm3100_data { bool use_interrupt; int conversion_time; int scale; - u8 buffer[RM3100_SCAN_BYTES]; + /* Ensure naturally aligned timestamp */ + u8 buffer[RM3100_SCAN_BYTES] __aligned(8); struct iio_trigger *drdy_trig; /* diff --git a/drivers/iio/orientation/hid-sensor-incl-3d.c b/drivers/iio/orientation/hid-sensor-incl-3d.c index 7af48d336285..c0079e2c8807 100644 --- a/drivers/iio/orientation/hid-sensor-incl-3d.c +++ b/drivers/iio/orientation/hid-sensor-incl-3d.c @@ -7,13 +7,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -425,3 +422,4 @@ module_platform_driver(hid_incl_3d_platform_driver); MODULE_DESCRIPTION("HID Sensor Inclinometer 3D"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/orientation/hid-sensor-rotation.c b/drivers/iio/orientation/hid-sensor-rotation.c index cf7f57a47681..a033699910e8 100644 --- a/drivers/iio/orientation/hid-sensor-rotation.c +++ b/drivers/iio/orientation/hid-sensor-rotation.c @@ -7,9 +7,7 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/slab.h> +#include <linux/mod_devicetable.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> #include <linux/iio/sysfs.h> @@ -373,3 +371,4 @@ module_platform_driver(hid_dev_rot_platform_driver); MODULE_DESCRIPTION("HID Sensor Device Rotation"); MODULE_AUTHOR("Srinivas Pandruvada <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/position/hid-sensor-custom-intel-hinge.c b/drivers/iio/position/hid-sensor-custom-intel-hinge.c index 738b5f4626ce..07c30d217255 100644 --- a/drivers/iio/position/hid-sensor-custom-intel-hinge.c +++ b/drivers/iio/position/hid-sensor-custom-intel-hinge.c @@ -7,6 +7,8 @@ #include <linux/iio/buffer.h> #include <linux/iio/iio.h> #include <linux/platform_device.h> +#include <linux/module.h> +#include <linux/mod_devicetable.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -376,3 +378,4 @@ module_platform_driver(hid_hinge_platform_driver); MODULE_DESCRIPTION("HID Sensor INTEL Hinge"); MODULE_AUTHOR("Ye Xiang <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/pressure/hid-sensor-press.c b/drivers/iio/pressure/hid-sensor-press.c index c416d261e3e3..10c52b8df2ba 100644 --- a/drivers/iio/pressure/hid-sensor-press.c +++ b/drivers/iio/pressure/hid-sensor-press.c @@ -6,13 +6,10 @@ #include <linux/device.h> #include <linux/platform_device.h> #include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/irq.h> +#include <linux/mod_devicetable.h> #include <linux/slab.h> -#include <linux/delay.h> #include <linux/hid-sensor-hub.h> #include <linux/iio/iio.h> -#include <linux/iio/sysfs.h> #include <linux/iio/buffer.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -357,3 +354,4 @@ module_platform_driver(hid_press_platform_driver); MODULE_DESCRIPTION("HID Sensor Pressure"); MODULE_AUTHOR("Archana Patni <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/iio/pressure/icp10100.c b/drivers/iio/pressure/icp10100.c index 48759fc4bf18..af4621eaa6b5 100644 --- a/drivers/iio/pressure/icp10100.c +++ b/drivers/iio/pressure/icp10100.c @@ -250,7 +250,9 @@ static int icp10100_get_measures(struct icp10100_state *st, __be16 measures[3]; int ret; - pm_runtime_get_sync(&st->client->dev); + ret = pm_runtime_resume_and_get(&st->client->dev); + if (ret < 0) + return ret; mutex_lock(&st->lock); cmd = &icp10100_cmd_measure[st->mode]; @@ -525,7 +527,6 @@ static void icp10100_pm_disable(void *data) { struct device *dev = data; - pm_runtime_put_sync_suspend(dev); pm_runtime_disable(dev); } diff --git a/drivers/iio/proximity/isl29501.c b/drivers/iio/proximity/isl29501.c index 90e76451c972..5b6ea783795d 100644 --- a/drivers/iio/proximity/isl29501.c +++ b/drivers/iio/proximity/isl29501.c @@ -938,7 +938,7 @@ static irqreturn_t isl29501_trigger_handler(int irq, void *p) struct iio_dev *indio_dev = pf->indio_dev; struct isl29501_private *isl29501 = iio_priv(indio_dev); const unsigned long *active_mask = indio_dev->active_scan_mask; - u32 buffer[4] = {}; /* 1x16-bit + ts */ + u32 buffer[4] __aligned(8) = {}; /* 1x16-bit + naturally aligned ts */ if (test_bit(ISL29501_DISTANCE_SCAN_INDEX, active_mask)) isl29501_register_read(isl29501, REG_DISTANCE, buffer); diff --git a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c index d854b8d5fbba..27026c060ab9 100644 --- a/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c +++ b/drivers/iio/proximity/pulsedlight-lidar-lite-v2.c @@ -158,7 +158,9 @@ static int lidar_get_measurement(struct lidar_data *data, u16 *reg) int tries = 10; int ret; - pm_runtime_get_sync(&client->dev); + ret = pm_runtime_resume_and_get(&client->dev); + if (ret < 0) + return ret; /* start sample */ ret = lidar_write_control(data, LIDAR_REG_CONTROL_ACQUIRE); diff --git a/drivers/iio/temperature/hid-sensor-temperature.c b/drivers/iio/temperature/hid-sensor-temperature.c index dc534ed784c3..d40f235af1d4 100644 --- a/drivers/iio/temperature/hid-sensor-temperature.c +++ b/drivers/iio/temperature/hid-sensor-temperature.c @@ -8,6 +8,7 @@ #include <linux/iio/buffer.h> #include <linux/iio/iio.h> #include <linux/module.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> #include "../common/hid-sensors/hid-sensor-trigger.h" @@ -291,3 +292,4 @@ module_platform_driver(hid_temperature_platform_driver); MODULE_DESCRIPTION("HID Environmental temperature sensor"); MODULE_AUTHOR("Song Hongyan <[email protected]>"); MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/drivers/rtc/rtc-hid-sensor-time.c b/drivers/rtc/rtc-hid-sensor-time.c index 47cd12db2356..16fdefafec5d 100644 --- a/drivers/rtc/rtc-hid-sensor-time.c +++ b/drivers/rtc/rtc-hid-sensor-time.c @@ -328,3 +328,4 @@ module_platform_driver(hid_time_platform_driver); MODULE_DESCRIPTION("HID Sensor Time"); MODULE_AUTHOR("Alexander Holler <[email protected]>"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_HID); diff --git a/include/linux/iio/adc/ad_sigma_delta.h b/include/linux/iio/adc/ad_sigma_delta.h index 7199280d89ca..c525fd51652f 100644 --- a/include/linux/iio/adc/ad_sigma_delta.h +++ b/include/linux/iio/adc/ad_sigma_delta.h @@ -26,6 +26,7 @@ struct ad_sd_calib_data { }; struct ad_sigma_delta; +struct device; struct iio_dev; /** @@ -132,8 +133,7 @@ int ad_sd_calibrate_all(struct ad_sigma_delta *sigma_delta, int ad_sd_init(struct ad_sigma_delta *sigma_delta, struct iio_dev *indio_dev, struct spi_device *spi, const struct ad_sigma_delta_info *info); -int ad_sd_setup_buffer_and_trigger(struct iio_dev *indio_dev); -void ad_sd_cleanup_buffer_and_trigger(struct iio_dev *indio_dev); +int devm_ad_sd_setup_buffer_and_trigger(struct device *dev, struct iio_dev *indio_dev); int ad_sd_validate_trigger(struct iio_dev *indio_dev, struct iio_trigger *trig); |