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Input: synaptics-rmi4 - add sysfs interfaces for hardware IDs

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These attributes provide various bits of information which may be enumerated
under the RMI4 protocol to user space.

This may be useful for displaying the particular version which is in use, or
selecting the correct firmware to flash.

Signed-off-by: Nick Dyer <nick@shmanahar.org>
Tested-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
This commit is contained in:
Nick Dyer
2017-01-31 15:44:49 -08:00
committed by Dmitry Torokhov
parent 5a89916df2
commit ce363f0dec
4 changed files with 152 additions and 4 deletions
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2
drivers/input/rmi4/rmi_driver.c
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@@ -365,7 +365,7 @@ static void rmi_driver_set_input_name(struct rmi_device *rmi_dev,
struct input_dev *input)
{
struct rmi_driver_data *data = dev_get_drvdata(&rmi_dev->dev);
char *device_name = rmi_f01_get_product_ID(data->f01_container);
const char *device_name = rmi_f01_get_product_ID(data->f01_container);
char *name;
name = devm_kasprintf(&rmi_dev->dev, GFP_KERNEL,