Merge tag 'char-misc-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver updates from Greg KH:
 "Here is the large set of char/misc and other driver subsystem changes
  for 6.2-rc1. Nothing earth-shattering in here at all, just a lot of
  new driver development and minor fixes.

  Highlights include:

   - fastrpc driver updates

   - iio new drivers and updates

   - habanalabs driver updates for new hardware and features

   - slimbus driver updates

   - speakup module parameters added to aid in boot time configuration

   - i2c probe_new conversions for lots of different drivers

   - other small driver fixes and additions

  One semi-interesting change in here is the increase of the number of
  misc dynamic minors available to 1048448 to handle new huge-cpu
  systems.

  All of these have been in linux-next for a while with no reported
  problems"

* tag 'char-misc-6.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (521 commits)
  extcon: usbc-tusb320: Convert to i2c's .probe_new()
  extcon: rt8973: Convert to i2c's .probe_new()
  extcon: fsa9480: Convert to i2c's .probe_new()
  extcon: max77843: Replace irqchip mask_invert with unmask_base
  chardev: fix error handling in cdev_device_add()
  mcb: mcb-parse: fix error handing in chameleon_parse_gdd()
  drivers: mcb: fix resource leak in mcb_probe()
  coresight: etm4x: fix repeated words in comments
  coresight: cti: Fix null pointer error on CTI init before ETM
  coresight: trbe: remove cpuhp instance node before remove cpuhp state
  counter: stm32-lptimer-cnt: fix the check on arr and cmp registers update
  misc: fastrpc: Add dma_mask to fastrpc_channel_ctx
  misc: fastrpc: Add mmap request assigning for static PD pool
  misc: fastrpc: Safekeep mmaps on interrupted invoke
  misc: fastrpc: Add support for audiopd
  misc: fastrpc: Rework fastrpc_req_munmap
  misc: fastrpc: Use fastrpc_map_put in fastrpc_map_create on fail
  misc: fastrpc: Add fastrpc_remote_heap_alloc
  misc: fastrpc: Add reserved mem support
  misc: fastrpc: Rename audio protection domain to root
  ...

17 files changed, 108 insertions, 43 deletions

diff --git a/drivers/iio/pressure/abp060mg.c b/drivers/iio/pressure/abp060mg.c
index e1c3bdb371ee..c0140779366a 100644
--- a/drivers/iio/pressure/abp060mg.c
+++ b/drivers/iio/pressure/abp060mg.c
@@ -174,9 +174,9 @@ static void abp060mg_init_device(struct iio_dev *indio_dev, unsigned long id)
 		state->offset -= ABP060MG_NUM_COUNTS >> 1;
 }
 
-static int abp060mg_probe(struct i2c_client *client,
-			const struct i2c_device_id *id)
+static int abp060mg_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct iio_dev *indio_dev;
 	struct abp_state *state;
 	unsigned long cfg_id = id->driver_data;
@@ -255,7 +255,7 @@ static struct i2c_driver abp060mg_driver = {
 	.driver = {
 		.name = "abp060mg",
 	},
-	.probe = abp060mg_probe,
+	.probe_new = abp060mg_probe,
 	.id_table = abp060mg_id_table,
 };
 module_i2c_driver(abp060mg_driver);
diff --git a/drivers/iio/pressure/bmp280-i2c.c b/drivers/iio/pressure/bmp280-i2c.c
index 0c27211f3ea0..14eab086d24a 100644
--- a/drivers/iio/pressure/bmp280-i2c.c
+++ b/drivers/iio/pressure/bmp280-i2c.c
@@ -5,11 +5,11 @@
 
 #include "bmp280.h"
 
-static int bmp280_i2c_probe(struct i2c_client *client,
-			    const struct i2c_device_id *id)
+static int bmp280_i2c_probe(struct i2c_client *client)
 {
 	struct regmap *regmap;
 	const struct regmap_config *regmap_config;
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 
 	switch (id->driver_data) {
 	case BMP180_CHIP_ID:
@@ -65,7 +65,7 @@ static struct i2c_driver bmp280_i2c_driver = {
 		.of_match_table = bmp280_of_i2c_match,
 		.pm = pm_ptr(&bmp280_dev_pm_ops),
 	},
-	.probe		= bmp280_i2c_probe,
+	.probe_new	= bmp280_i2c_probe,
 	.id_table	= bmp280_i2c_id,
 };
 module_i2c_driver(bmp280_i2c_driver);
diff --git a/drivers/iio/pressure/dlhl60d.c b/drivers/iio/pressure/dlhl60d.c
index f0b0d198c6d4..43650b048d62 100644
--- a/drivers/iio/pressure/dlhl60d.c
+++ b/drivers/iio/pressure/dlhl60d.c
@@ -282,9 +282,9 @@ static irqreturn_t dlh_interrupt(int irq, void *private)
 	return IRQ_HANDLED;
 };
 
-static int dlh_probe(struct i2c_client *client,
-	const struct i2c_device_id *id)
+static int dlh_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct dlh_state *st;
 	struct iio_dev *indio_dev;
 	int ret;
@@ -362,7 +362,7 @@ static struct i2c_driver dlh_driver = {
 		.name = "dlhl60d",
 		.of_match_table = dlh_of_match,
 	},
-	.probe = dlh_probe,
+	.probe_new = dlh_probe,
 	.id_table = dlh_id,
 };
 module_i2c_driver(dlh_driver);
diff --git a/drivers/iio/pressure/dps310.c b/drivers/iio/pressure/dps310.c
index 984a3f511a1a..2af275a24ff9 100644
--- a/drivers/iio/pressure/dps310.c
+++ b/drivers/iio/pressure/dps310.c
@@ -827,9 +827,9 @@ static const struct iio_info dps310_info = {
 	.write_raw = dps310_write_raw,
 };
 
-static int dps310_probe(struct i2c_client *client,
-			const struct i2c_device_id *id)
+static int dps310_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct dps310_data *data;
 	struct iio_dev *iio;
 	int rc;
@@ -887,7 +887,7 @@ static struct i2c_driver dps310_driver = {
 		.name = DPS310_DEV_NAME,
 		.acpi_match_table = dps310_acpi_match,
 	},
-	.probe = dps310_probe,
+	.probe_new = dps310_probe,
 	.id_table = dps310_id,
 };
 module_i2c_driver(dps310_driver);
diff --git a/drivers/iio/pressure/hp03.c b/drivers/iio/pressure/hp03.c
index 9538118c9648..bd1f71a99cfa 100644
--- a/drivers/iio/pressure/hp03.c
+++ b/drivers/iio/pressure/hp03.c
@@ -208,9 +208,9 @@ static const struct iio_info hp03_info = {
 	.read_raw	= &hp03_read_raw,
 };
 
-static int hp03_probe(struct i2c_client *client,
-		      const struct i2c_device_id *id)
+static int hp03_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct device *dev = &client->dev;
 	struct iio_dev *indio_dev;
 	struct hp03_priv *priv;
@@ -282,7 +282,7 @@ static struct i2c_driver hp03_driver = {
 		.name	= "hp03",
 		.of_match_table = hp03_of_match,
 	},
-	.probe		= hp03_probe,
+	.probe_new	= hp03_probe,
 	.id_table	= hp03_id,
 };
 module_i2c_driver(hp03_driver);
diff --git a/drivers/iio/pressure/hp206c.c b/drivers/iio/pressure/hp206c.c
index 986b7a59712e..b6d2ff464341 100644
--- a/drivers/iio/pressure/hp206c.c
+++ b/drivers/iio/pressure/hp206c.c
@@ -352,9 +352,9 @@ static const struct iio_info hp206c_info = {
 	.write_raw = hp206c_write_raw,
 };
 
-static int hp206c_probe(struct i2c_client *client,
-			const struct i2c_device_id *id)
+static int hp206c_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct iio_dev *indio_dev;
 	struct hp206c_data *data;
 	int ret;
@@ -409,7 +409,7 @@ MODULE_DEVICE_TABLE(acpi, hp206c_acpi_match);
 #endif
 
 static struct i2c_driver hp206c_driver = {
-	.probe = hp206c_probe,
+	.probe_new = hp206c_probe,
 	.id_table = hp206c_id,
 	.driver = {
 		.name = "hp206c",
diff --git a/drivers/iio/pressure/icp10100.c b/drivers/iio/pressure/icp10100.c
index b62f28585db5..407cf25ea0e3 100644
--- a/drivers/iio/pressure/icp10100.c
+++ b/drivers/iio/pressure/icp10100.c
@@ -530,8 +530,7 @@ static void icp10100_pm_disable(void *data)
 	pm_runtime_disable(dev);
 }
 
-static int icp10100_probe(struct i2c_client *client,
-			  const struct i2c_device_id *id)
+static int icp10100_probe(struct i2c_client *client)
 {
 	struct iio_dev *indio_dev;
 	struct icp10100_state *st;
@@ -649,7 +648,7 @@ static struct i2c_driver icp10100_driver = {
 		.pm = pm_ptr(&icp10100_pm),
 		.of_match_table = icp10100_of_match,
 	},
-	.probe = icp10100_probe,
+	.probe_new = icp10100_probe,
 	.id_table = icp10100_id,
 };
 module_i2c_driver(icp10100_driver);
diff --git a/drivers/iio/pressure/mpl115.c b/drivers/iio/pressure/mpl115.c
index 5bf5b9abe6f1..02ea38c8a3e4 100644
--- a/drivers/iio/pressure/mpl115.c
+++ b/drivers/iio/pressure/mpl115.c
@@ -4,12 +4,13 @@
  *
  * Copyright (c) 2014 Peter Meerwald <pmeerw@pmeerw.net>
  *
- * TODO: shutdown pin
+ * TODO: synchronization with system suspend
  */
 
 #include <linux/module.h>
 #include <linux/iio/iio.h>
 #include <linux/delay.h>
+#include <linux/gpio/consumer.h>
 
 #include "mpl115.h"
 
@@ -27,6 +28,7 @@ struct mpl115_data {
 	s16 a0;
 	s16 b1, b2;
 	s16 c12;
+	struct gpio_desc *shutdown;
 	const struct mpl115_ops *ops;
 };
 
@@ -102,16 +104,24 @@ static int mpl115_read_raw(struct iio_dev *indio_dev,
 
 	switch (mask) {
 	case IIO_CHAN_INFO_PROCESSED:
+		pm_runtime_get_sync(data->dev);
 		ret = mpl115_comp_pressure(data, val, val2);
 		if (ret < 0)
 			return ret;
+		pm_runtime_mark_last_busy(data->dev);
+		pm_runtime_put_autosuspend(data->dev);
+
 		return IIO_VAL_INT_PLUS_MICRO;
 	case IIO_CHAN_INFO_RAW:
+		pm_runtime_get_sync(data->dev);
 		/* temperature -5.35 C / LSB, 472 LSB is 25 C */
 		ret = mpl115_read_temp(data);
 		if (ret < 0)
 			return ret;
+		pm_runtime_mark_last_busy(data->dev);
+		pm_runtime_put_autosuspend(data->dev);
 		*val = ret >> 6;
+
 		return IIO_VAL_INT;
 	case IIO_CHAN_INFO_OFFSET:
 		*val = -605;
@@ -168,6 +178,8 @@ int mpl115_probe(struct device *dev, const char *name,
 	if (ret)
 		return ret;
 
+	dev_set_drvdata(dev, indio_dev);
+
 	ret = data->ops->read(data->dev, MPL115_A0);
 	if (ret < 0)
 		return ret;
@@ -185,10 +197,58 @@ int mpl115_probe(struct device *dev, const char *name,
 		return ret;
 	data->c12 = ret;
 
+	data->shutdown = devm_gpiod_get_optional(dev, "shutdown",
+						 GPIOD_OUT_LOW);
+	if (IS_ERR(data->shutdown))
+		return dev_err_probe(dev, PTR_ERR(data->shutdown),
+				     "cannot get shutdown gpio\n");
+
+	if (data->shutdown) {
+		/* Enable runtime PM */
+		pm_runtime_get_noresume(dev);
+		pm_runtime_set_active(dev);
+		pm_runtime_enable(dev);
+
+		/*
+		 * As the device takes 3 ms to come up with a fresh
+		 * reading after power-on and 5 ms to actually power-on,
+		 * do not shut it down unnecessarily. Set autosuspend to
+		 * 2000 ms.
+		 */
+		pm_runtime_set_autosuspend_delay(dev, 2000);
+		pm_runtime_use_autosuspend(dev);
+		pm_runtime_put(dev);
+
+		dev_dbg(dev, "low-power mode enabled");
+	} else
+		dev_dbg(dev, "low-power mode disabled");
+
 	return devm_iio_device_register(dev, indio_dev);
 }
 EXPORT_SYMBOL_NS_GPL(mpl115_probe, IIO_MPL115);
 
+static int mpl115_runtime_suspend(struct device *dev)
+{
+	struct mpl115_data *data = iio_priv(dev_get_drvdata(dev));
+
+	gpiod_set_value(data->shutdown, 1);
+
+	return 0;
+}
+
+static int mpl115_runtime_resume(struct device *dev)
+{
+	struct mpl115_data *data = iio_priv(dev_get_drvdata(dev));
+
+	gpiod_set_value(data->shutdown, 0);
+	usleep_range(5000, 6000);
+
+	return 0;
+}
+
+EXPORT_NS_RUNTIME_DEV_PM_OPS(mpl115_dev_pm_ops, mpl115_runtime_suspend,
+			  mpl115_runtime_resume, NULL, IIO_MPL115);
+
 MODULE_AUTHOR("Peter Meerwald <pmeerw@pmeerw.net>");
 MODULE_DESCRIPTION("Freescale MPL115 pressure/temperature driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/iio/pressure/mpl115.h b/drivers/iio/pressure/mpl115.h
index 57d55eb8e661..78a0068a17bb 100644
--- a/drivers/iio/pressure/mpl115.h
+++ b/drivers/iio/pressure/mpl115.h
@@ -6,6 +6,8 @@
  * Copyright (c) 2016 Akinobu Mita <akinobu.mita@gmail.com>
  */
 
+#include <linux/pm_runtime.h>
+
 #ifndef _MPL115_H_
 #define _MPL115_H_
 
@@ -18,4 +20,7 @@ struct mpl115_ops {
 int mpl115_probe(struct device *dev, const char *name,
 			const struct mpl115_ops *ops);
 
+/*PM ops */
+extern const struct dev_pm_ops mpl115_dev_pm_ops;
+
 #endif
diff --git a/drivers/iio/pressure/mpl115_i2c.c b/drivers/iio/pressure/mpl115_i2c.c
index 099ab1c6832c..ade4dd854ddf 100644
--- a/drivers/iio/pressure/mpl115_i2c.c
+++ b/drivers/iio/pressure/mpl115_i2c.c
@@ -35,9 +35,9 @@ static const struct mpl115_ops mpl115_i2c_ops = {
 	.write = mpl115_i2c_write,
 };
 
-static int mpl115_i2c_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
+static int mpl115_i2c_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA))
 		return -EOPNOTSUPP;
 
@@ -53,8 +53,9 @@ MODULE_DEVICE_TABLE(i2c, mpl115_i2c_id);
 static struct i2c_driver mpl115_i2c_driver = {
 	.driver = {
 		.name	= "mpl115",
+		.pm = pm_ptr(&mpl115_dev_pm_ops),
 	},
-	.probe = mpl115_i2c_probe,
+	.probe_new = mpl115_i2c_probe,
 	.id_table = mpl115_i2c_id,
 };
 module_i2c_driver(mpl115_i2c_driver);
diff --git a/drivers/iio/pressure/mpl115_spi.c b/drivers/iio/pressure/mpl115_spi.c
index 7feec87e2704..58d218fd90dc 100644
--- a/drivers/iio/pressure/mpl115_spi.c
+++ b/drivers/iio/pressure/mpl115_spi.c
@@ -92,6 +92,7 @@ MODULE_DEVICE_TABLE(spi, mpl115_spi_ids);
 static struct spi_driver mpl115_spi_driver = {
 	.driver = {
 		.name   = "mpl115",
+		.pm = pm_ptr(&mpl115_dev_pm_ops),
 	},
 	.probe = mpl115_spi_probe,
 	.id_table = mpl115_spi_ids,
diff --git a/drivers/iio/pressure/mpl3115.c b/drivers/iio/pressure/mpl3115.c
index 2f22aba61e4d..72e811a5c96e 100644
--- a/drivers/iio/pressure/mpl3115.c
+++ b/drivers/iio/pressure/mpl3115.c
@@ -230,9 +230,9 @@ static const struct iio_info mpl3115_info = {
 	.read_raw = &mpl3115_read_raw,
 };
 
-static int mpl3115_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
+static int mpl3115_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct mpl3115_data *data;
 	struct iio_dev *indio_dev;
 	int ret;
@@ -335,7 +335,7 @@ static struct i2c_driver mpl3115_driver = {
 		.of_match_table = mpl3115_of_match,
 		.pm	= pm_sleep_ptr(&mpl3115_pm_ops),
 	},
-	.probe = mpl3115_probe,
+	.probe_new = mpl3115_probe,
 	.remove = mpl3115_remove,
 	.id_table = mpl3115_id,
 };
diff --git a/drivers/iio/pressure/ms5611_i2c.c b/drivers/iio/pressure/ms5611_i2c.c
index b681a4183909..caf882497656 100644
--- a/drivers/iio/pressure/ms5611_i2c.c
+++ b/drivers/iio/pressure/ms5611_i2c.c
@@ -79,9 +79,9 @@ static int ms5611_i2c_read_adc_temp_and_pressure(struct ms5611_state *st,
 	return ms5611_i2c_read_adc(st, pressure);
 }
 
-static int ms5611_i2c_probe(struct i2c_client *client,
-			    const struct i2c_device_id *id)
+static int ms5611_i2c_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct ms5611_state *st;
 	struct iio_dev *indio_dev;
 
@@ -130,7 +130,7 @@ static struct i2c_driver ms5611_driver = {
 		.of_match_table = ms5611_i2c_matches,
 	},
 	.id_table = ms5611_id,
-	.probe = ms5611_i2c_probe,
+	.probe_new = ms5611_i2c_probe,
 	.remove = ms5611_i2c_remove,
 };
 module_i2c_driver(ms5611_driver);
diff --git a/drivers/iio/pressure/ms5637.c b/drivers/iio/pressure/ms5637.c
index 70c70019142a..c4981b29dccb 100644
--- a/drivers/iio/pressure/ms5637.c
+++ b/drivers/iio/pressure/ms5637.c
@@ -142,9 +142,9 @@ static const struct iio_info ms5637_info = {
 	.attrs = &ms5637_attribute_group,
 };
 
-static int ms5637_probe(struct i2c_client *client,
-			const struct i2c_device_id *id)
+static int ms5637_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	const struct ms_tp_data *data;
 	struct ms_tp_dev *dev_data;
 	struct iio_dev *indio_dev;
@@ -238,7 +238,7 @@ static const struct of_device_id ms5637_of_match[] = {
 MODULE_DEVICE_TABLE(of, ms5637_of_match);
 
 static struct i2c_driver ms5637_driver = {
-	.probe = ms5637_probe,
+	.probe_new = ms5637_probe,
 	.id_table = ms5637_id,
 	.driver = {
 		   .name = "ms5637",
diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c
index 58fede861891..f2c3bb568d16 100644
--- a/drivers/iio/pressure/st_pressure_i2c.c
+++ b/drivers/iio/pressure/st_pressure_i2c.c
@@ -76,8 +76,7 @@ static const struct i2c_device_id st_press_id_table[] = {
 };
 MODULE_DEVICE_TABLE(i2c, st_press_id_table);
 
-static int st_press_i2c_probe(struct i2c_client *client,
-			      const struct i2c_device_id *id)
+static int st_press_i2c_probe(struct i2c_client *client)
 {
 	const struct st_sensor_settings *settings;
 	struct st_sensor_data *press_data;
@@ -117,7 +116,7 @@ static struct i2c_driver st_press_driver = {
 		.of_match_table = st_press_of_match,
 		.acpi_match_table = ACPI_PTR(st_press_acpi_match),
 	},
-	.probe = st_press_i2c_probe,
+	.probe_new = st_press_i2c_probe,
 	.id_table = st_press_id_table,
 };
 module_i2c_driver(st_press_driver);
diff --git a/drivers/iio/pressure/t5403.c b/drivers/iio/pressure/t5403.c
index 685fcf65334f..2fbf14aff033 100644
--- a/drivers/iio/pressure/t5403.c
+++ b/drivers/iio/pressure/t5403.c
@@ -208,9 +208,9 @@ static const struct iio_info t5403_info = {
 	.attrs = &t5403_attribute_group,
 };
 
-static int t5403_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
+static int t5403_probe(struct i2c_client *client)
 {
+	const struct i2c_device_id *id = i2c_client_get_device_id(client);
 	struct t5403_data *data;
 	struct iio_dev *indio_dev;
 	int ret;
@@ -260,7 +260,7 @@ static struct i2c_driver t5403_driver = {
 	.driver = {
 		.name	= "t5403",
 	},
-	.probe = t5403_probe,
+	.probe_new = t5403_probe,
 	.id_table = t5403_id,
 };
 module_i2c_driver(t5403_driver);
diff --git a/drivers/iio/pressure/zpa2326_i2c.c b/drivers/iio/pressure/zpa2326_i2c.c
index f26dd8cbb387..ade465014be1 100644
--- a/drivers/iio/pressure/zpa2326_i2c.c
+++ b/drivers/iio/pressure/zpa2326_i2c.c
@@ -38,9 +38,9 @@ static unsigned int zpa2326_i2c_hwid(const struct i2c_client *client)
 		(ZPA2326_SA0(client->addr) << ZPA2326_DEVICE_ID_SA0_SHIFT));
 }
 
-static int zpa2326_probe_i2c(struct i2c_client          *client,
-			     const struct i2c_device_id *i2c_id)
+static int zpa2326_probe_i2c(struct i2c_client          *client)
 {
+	const struct i2c_device_id *i2c_id = i2c_client_get_device_id(client);
 	struct regmap *regmap;
 
 	regmap = devm_regmap_init_i2c(client, &zpa2326_regmap_i2c_config);
@@ -76,7 +76,7 @@ static struct i2c_driver zpa2326_i2c_driver = {
 		.of_match_table = zpa2326_i2c_matches,
 		.pm             = ZPA2326_PM_OPS,
 	},
-	.probe    = zpa2326_probe_i2c,
+	.probe_new = zpa2326_probe_i2c,
 	.remove   = zpa2326_remove_i2c,
 	.id_table = zpa2326_i2c_ids,
 };