platform/x86: topstar-laptop: use consistent naming scheme

* use module prefix naming scheme for functions and programming
constructs,

* consistent label names

Signed-off-by: Guillaume Douézan-Grard <gdouezangrard@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Guillaume Douézan-Grard 2018-02-21 18:00:16 +01:00 committed by Andy Shevchenko
parent 82acad40ca
commit 66aa0d606b

View file

@ -21,10 +21,10 @@
#include <linux/input.h> #include <linux/input.h>
#include <linux/input/sparse-keymap.h> #include <linux/input/sparse-keymap.h>
#define ACPI_TOPSTAR_CLASS "topstar" #define TOPSTAR_LAPTOP_CLASS "topstar"
struct topstar_hkey { struct topstar_laptop {
struct input_dev *inputdev; struct input_dev *input;
}; };
static const struct key_entry topstar_keymap[] = { static const struct key_entry topstar_keymap[] = {
@ -57,11 +57,11 @@ static const struct key_entry topstar_keymap[] = {
{ KE_END, 0 } { KE_END, 0 }
}; };
static void acpi_topstar_notify(struct acpi_device *device, u32 event) static void topstar_acpi_notify(struct acpi_device *device, u32 event)
{ {
static bool dup_evnt[2]; static bool dup_evnt[2];
bool *dup; bool *dup;
struct topstar_hkey *hkey = acpi_driver_data(device); struct topstar_laptop *topstar = acpi_driver_data(device);
/* 0x83 and 0x84 key events comes duplicated... */ /* 0x83 and 0x84 key events comes duplicated... */
if (event == 0x83 || event == 0x84) { if (event == 0x83 || event == 0x84) {
@ -73,11 +73,11 @@ static void acpi_topstar_notify(struct acpi_device *device, u32 event)
*dup = true; *dup = true;
} }
if (!sparse_keymap_report_event(hkey->inputdev, event, 1, true)) if (!sparse_keymap_report_event(topstar->input, event, 1, true))
pr_info("unknown event = 0x%02x\n", event); pr_info("unknown event = 0x%02x\n", event);
} }
static int acpi_topstar_fncx_switch(struct acpi_device *device, bool state) static int topstar_acpi_fncx_switch(struct acpi_device *device, bool state)
{ {
acpi_status status; acpi_status status;
@ -91,72 +91,72 @@ static int acpi_topstar_fncx_switch(struct acpi_device *device, bool state)
return 0; return 0;
} }
static int acpi_topstar_init_hkey(struct topstar_hkey *hkey) static int topstar_input_init(struct topstar_laptop *topstar)
{ {
struct input_dev *input; struct input_dev *input;
int error; int err;
input = input_allocate_device(); input = input_allocate_device();
if (!input) if (!input)
return -ENOMEM; return -ENOMEM;
input->name = "Topstar Laptop extra buttons"; input->name = "Topstar Laptop extra buttons";
input->phys = "topstar/input0"; input->phys = TOPSTAR_LAPTOP_CLASS "/input0";
input->id.bustype = BUS_HOST; input->id.bustype = BUS_HOST;
error = sparse_keymap_setup(input, topstar_keymap, NULL); err = sparse_keymap_setup(input, topstar_keymap, NULL);
if (error) { if (err) {
pr_err("Unable to setup input device keymap\n"); pr_err("Unable to setup input device keymap\n");
goto err_free_dev; goto err_free_dev;
} }
error = input_register_device(input); err = input_register_device(input);
if (error) { if (err) {
pr_err("Unable to register input device\n"); pr_err("Unable to register input device\n");
goto err_free_dev; goto err_free_dev;
} }
hkey->inputdev = input; topstar->input = input;
return 0; return 0;
err_free_dev: err_free_dev:
input_free_device(input); input_free_device(input);
return error; return err;
} }
static int acpi_topstar_add(struct acpi_device *device) static int topstar_acpi_add(struct acpi_device *device)
{ {
struct topstar_hkey *tps_hkey; struct topstar_laptop *topstar;
tps_hkey = kzalloc(sizeof(struct topstar_hkey), GFP_KERNEL); topstar = kzalloc(sizeof(struct topstar_laptop), GFP_KERNEL);
if (!tps_hkey) if (!topstar)
return -ENOMEM; return -ENOMEM;
strcpy(acpi_device_name(device), "Topstar TPSACPI"); strcpy(acpi_device_name(device), "Topstar TPSACPI");
strcpy(acpi_device_class(device), ACPI_TOPSTAR_CLASS); strcpy(acpi_device_class(device), TOPSTAR_LAPTOP_CLASS);
if (acpi_topstar_fncx_switch(device, true)) if (topstar_acpi_fncx_switch(device, true))
goto add_err; goto err_free;
if (acpi_topstar_init_hkey(tps_hkey)) if (topstar_input_init(topstar))
goto add_err; goto err_free;
device->driver_data = tps_hkey; device->driver_data = topstar;
return 0; return 0;
add_err: err_free:
kfree(tps_hkey); kfree(topstar);
return -ENODEV; return -ENODEV;
} }
static int acpi_topstar_remove(struct acpi_device *device) static int topstar_acpi_remove(struct acpi_device *device)
{ {
struct topstar_hkey *tps_hkey = acpi_driver_data(device); struct topstar_laptop *topstar = acpi_driver_data(device);
acpi_topstar_fncx_switch(device, false); topstar_acpi_fncx_switch(device, false);
input_unregister_device(tps_hkey->inputdev); input_unregister_device(topstar->input);
kfree(tps_hkey); kfree(topstar);
return 0; return 0;
} }
@ -168,14 +168,14 @@ static const struct acpi_device_id topstar_device_ids[] = {
}; };
MODULE_DEVICE_TABLE(acpi, topstar_device_ids); MODULE_DEVICE_TABLE(acpi, topstar_device_ids);
static struct acpi_driver acpi_topstar_driver = { static struct acpi_driver topstar_acpi_driver = {
.name = "Topstar laptop ACPI driver", .name = "Topstar laptop ACPI driver",
.class = ACPI_TOPSTAR_CLASS, .class = TOPSTAR_LAPTOP_CLASS,
.ids = topstar_device_ids, .ids = topstar_device_ids,
.ops = { .ops = {
.add = acpi_topstar_add, .add = topstar_acpi_add,
.remove = acpi_topstar_remove, .remove = topstar_acpi_remove,
.notify = acpi_topstar_notify, .notify = topstar_acpi_notify,
}, },
}; };
@ -183,7 +183,7 @@ static int __init topstar_laptop_init(void)
{ {
int ret; int ret;
ret = acpi_bus_register_driver(&acpi_topstar_driver); ret = acpi_bus_register_driver(&topstar_acpi_driver);
if (ret < 0) if (ret < 0)
return ret; return ret;
@ -194,7 +194,7 @@ static int __init topstar_laptop_init(void)
static void __exit topstar_laptop_exit(void) static void __exit topstar_laptop_exit(void)
{ {
acpi_bus_unregister_driver(&acpi_topstar_driver); acpi_bus_unregister_driver(&topstar_acpi_driver);
} }
module_init(topstar_laptop_init); module_init(topstar_laptop_init);