[PATCH] Input: synaptics-rmi4 - remove no-op reset handler

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None of the individual function drivers have ever implemented a reset()
operation, meaning that reset_one_function() and in turn
rmi_driver_process_reset_requests() have always been no-ops. Get rid of
them.

Signed-off-by: Matthias Schiffer <matthias.schiffer@xxxxxxxxxxxxxxx>
---
 drivers/input/rmi4/rmi_bus.h    |  1 -
 drivers/input/rmi4/rmi_driver.c | 38 ---------------------------------
 2 files changed, 39 deletions(-)

diff --git a/drivers/input/rmi4/rmi_bus.h b/drivers/input/rmi4/rmi_bus.h
index 25df6320f9f1d..9b0860a8b06f9 100644
--- a/drivers/input/rmi4/rmi_bus.h
+++ b/drivers/input/rmi4/rmi_bus.h
@@ -80,7 +80,6 @@ struct rmi_function_handler {
 	int (*probe)(struct rmi_function *fn);
 	void (*remove)(struct rmi_function *fn);
 	int (*config)(struct rmi_function *fn);
-	int (*reset)(struct rmi_function *fn);
 	irqreturn_t (*attention)(int irq, void *ctx);
 	int (*suspend)(struct rmi_function *fn);
 	int (*resume)(struct rmi_function *fn);
diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c
index 258d5fe3d395c..131add4b9affd 100644
--- a/drivers/input/rmi4/rmi_driver.c
+++ b/drivers/input/rmi4/rmi_driver.c
@@ -57,25 +57,6 @@ void rmi_free_function_list(struct rmi_device *rmi_dev)
 	data->f34_container = NULL;
 }
 
-static int reset_one_function(struct rmi_function *fn)
-{
-	struct rmi_function_handler *fh;
-	int retval = 0;
-
-	if (!fn || !fn->dev.driver)
-		return 0;
-
-	fh = to_rmi_function_handler(fn->dev.driver);
-	if (fh->reset) {
-		retval = fh->reset(fn);
-		if (retval < 0)
-			dev_err(&fn->dev, "Reset failed with code %d.\n",
-				retval);
-	}
-
-	return retval;
-}
-
 static int configure_one_function(struct rmi_function *fn)
 {
 	struct rmi_function_handler *fh;
@@ -95,21 +76,6 @@ static int configure_one_function(struct rmi_function *fn)
 	return retval;
 }
 
-static int rmi_driver_process_reset_requests(struct rmi_device *rmi_dev)
-{
-	struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
-	struct rmi_function *entry;
-	int retval;
-
-	list_for_each_entry(entry, &data->function_list, node) {
-		retval = reset_one_function(entry);
-		if (retval < 0)
-			return retval;
-	}
-
-	return 0;
-}
-
 static int rmi_driver_process_config_requests(struct rmi_device *rmi_dev)
 {
 	struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
@@ -445,10 +411,6 @@ static int rmi_driver_reset_handler(struct rmi_device *rmi_dev)
 		return error;
 	}
 
-	error = rmi_driver_process_reset_requests(rmi_dev);
-	if (error < 0)
-		return error;
-
 	error = rmi_driver_process_config_requests(rmi_dev);
 	if (error < 0)
 		return error;
-- 
TQ-Systems GmbH | Mühlstraße 2, Gut Delling | 82229 Seefeld, Germany
Amtsgericht München, HRB 105018
Geschäftsführer: Detlef Schneider, Rüdiger Stahl, Stefan Schneider
https://www.tq-group.com/





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