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authorLen Brown <len.brown@intel.com>2009-06-24 01:22:20 -0400
committerLen Brown <len.brown@intel.com>2009-06-24 01:22:20 -0400
commit57599cc997b81a7c4f764693a7316886a72067fe (patch)
tree2e5cd27682614c88ec72009f9605062ada6eae25 /drivers/platform
parentfbe8cddd2d85979d273d7937a2b8a47498694d91 (diff)
parent586caae36cece718ff46b3a59b88af79e9f7a2e0 (diff)
Merge branch 'bjorn-notify' into release
Conflicts: drivers/platform/x86/eeepc-laptop.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/platform')
-rw-r--r--drivers/platform/x86/asus-laptop.c23
-rw-r--r--drivers/platform/x86/asus_acpi.c30
-rw-r--r--drivers/platform/x86/eeepc-laptop.c18
3 files changed, 24 insertions, 47 deletions
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index bfc1a8892a3..eaffe732653 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -207,13 +207,17 @@ MODULE_DEVICE_TABLE(acpi, asus_device_ids);
static int asus_hotk_add(struct acpi_device *device);
static int asus_hotk_remove(struct acpi_device *device, int type);
+static void asus_hotk_notify(struct acpi_device *device, u32 event);
+
static struct acpi_driver asus_hotk_driver = {
.name = ASUS_HOTK_NAME,
.class = ASUS_HOTK_CLASS,
.ids = asus_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
.add = asus_hotk_add,
.remove = asus_hotk_remove,
+ .notify = asus_hotk_notify,
},
};
@@ -812,7 +816,7 @@ static int asus_setkeycode(struct input_dev *dev, int scancode, int keycode)
return -EINVAL;
}
-static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
+static void asus_hotk_notify(struct acpi_device *device, u32 event)
{
static struct key_entry *key;
u16 count;
@@ -1124,7 +1128,6 @@ static int asus_hotk_found;
static int asus_hotk_add(struct acpi_device *device)
{
- acpi_status status = AE_OK;
int result;
if (!device)
@@ -1149,15 +1152,6 @@ static int asus_hotk_add(struct acpi_device *device)
asus_hotk_add_fs();
- /*
- * We install the handler, it will receive the hotk in parameter, so, we
- * could add other data to the hotk struct
- */
- status = acpi_install_notify_handler(hotk->handle, ACPI_ALL_NOTIFY,
- asus_hotk_notify, hotk);
- if (ACPI_FAILURE(status))
- printk(ASUS_ERR "Error installing notify handler\n");
-
asus_hotk_found = 1;
/* WLED and BLED are on by default */
@@ -1198,16 +1192,9 @@ end:
static int asus_hotk_remove(struct acpi_device *device, int type)
{
- acpi_status status = 0;
-
if (!device || !acpi_driver_data(device))
return -EINVAL;
- status = acpi_remove_notify_handler(hotk->handle, ACPI_ALL_NOTIFY,
- asus_hotk_notify);
- if (ACPI_FAILURE(status))
- printk(ASUS_ERR "Error removing notify handler\n");
-
kfree(hotk->name);
kfree(hotk);
diff --git a/drivers/platform/x86/asus_acpi.c b/drivers/platform/x86/asus_acpi.c
index ba1f7497e4b..ddf5240ade8 100644
--- a/drivers/platform/x86/asus_acpi.c
+++ b/drivers/platform/x86/asus_acpi.c
@@ -455,6 +455,8 @@ static struct asus_hotk *hotk;
*/
static int asus_hotk_add(struct acpi_device *device);
static int asus_hotk_remove(struct acpi_device *device, int type);
+static void asus_hotk_notify(struct acpi_device *device, u32 event);
+
static const struct acpi_device_id asus_device_ids[] = {
{"ATK0100", 0},
{"", 0},
@@ -465,9 +467,11 @@ static struct acpi_driver asus_hotk_driver = {
.name = "asus_acpi",
.class = ACPI_HOTK_CLASS,
.ids = asus_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
.add = asus_hotk_add,
.remove = asus_hotk_remove,
+ .notify = asus_hotk_notify,
},
};
@@ -1101,12 +1105,20 @@ static int asus_hotk_remove_fs(struct acpi_device *device)
return 0;
}
-static void asus_hotk_notify(acpi_handle handle, u32 event, void *data)
+static void asus_hotk_notify(struct acpi_device *device, u32 event)
{
/* TODO Find a better way to handle events count. */
if (!hotk)
return;
+ /*
+ * The BIOS *should* be sending us device events, but apparently
+ * Asus uses system events instead, so just ignore any device
+ * events we get.
+ */
+ if (event > ACPI_MAX_SYS_NOTIFY)
+ return;
+
if ((event & ~((u32) BR_UP)) < 16)
hotk->brightness = (event & ~((u32) BR_UP));
else if ((event & ~((u32) BR_DOWN)) < 16)
@@ -1346,15 +1358,6 @@ static int asus_hotk_add(struct acpi_device *device)
if (result)
goto end;
- /*
- * We install the handler, it will receive the hotk in parameter, so, we
- * could add other data to the hotk struct
- */
- status = acpi_install_notify_handler(hotk->handle, ACPI_SYSTEM_NOTIFY,
- asus_hotk_notify, hotk);
- if (ACPI_FAILURE(status))
- printk(KERN_ERR " Error installing notify handler\n");
-
/* For laptops without GPLV: init the hotk->brightness value */
if ((!hotk->methods->brightness_get)
&& (!hotk->methods->brightness_status)
@@ -1389,16 +1392,9 @@ end:
static int asus_hotk_remove(struct acpi_device *device, int type)
{
- acpi_status status = 0;
-
if (!device || !acpi_driver_data(device))
return -EINVAL;
- status = acpi_remove_notify_handler(hotk->handle, ACPI_SYSTEM_NOTIFY,
- asus_hotk_notify);
- if (ACPI_FAILURE(status))
- printk(KERN_ERR "Asus ACPI: Error removing notify handler\n");
-
asus_hotk_remove_fs(device);
kfree(hotk);
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 8153b3e5918..46b5aa5e85f 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -181,6 +181,7 @@ static struct key_entry eeepc_keymap[] = {
static int eeepc_hotk_add(struct acpi_device *device);
static int eeepc_hotk_remove(struct acpi_device *device, int type);
static int eeepc_hotk_resume(struct acpi_device *device);
+static void eeepc_hotk_notify(struct acpi_device *device, u32 event);
static const struct acpi_device_id eeepc_device_ids[] = {
{EEEPC_HOTK_HID, 0},
@@ -192,10 +193,12 @@ static struct acpi_driver eeepc_hotk_driver = {
.name = EEEPC_HOTK_NAME,
.class = EEEPC_HOTK_CLASS,
.ids = eeepc_device_ids,
+ .flags = ACPI_DRIVER_ALL_NOTIFY_EVENTS,
.ops = {
.add = eeepc_hotk_add,
.remove = eeepc_hotk_remove,
.resume = eeepc_hotk_resume,
+ .notify = eeepc_hotk_notify,
},
};
@@ -558,7 +561,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
eeepc_rfkill_hotplug();
}
-static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
+static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
{
static struct key_entry *key;
u16 count;
@@ -566,6 +569,8 @@ static void eeepc_hotk_notify(acpi_handle handle, u32 event, void *data)
if (!ehotk)
return;
+ if (event > ACPI_MAX_SYS_NOTIFY)
+ return;
if (event >= NOTIFY_BRN_MIN && event <= NOTIFY_BRN_MAX)
brn = notify_brn();
count = ehotk->event_count[event % 128]++;
@@ -646,7 +651,6 @@ static void eeepc_unregister_rfkill_notifier(char *node)
static int eeepc_hotk_add(struct acpi_device *device)
{
- acpi_status status = AE_OK;
int result;
if (!device)
@@ -664,10 +668,6 @@ static int eeepc_hotk_add(struct acpi_device *device)
result = eeepc_hotk_check();
if (result)
goto ehotk_fail;
- status = acpi_install_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
- eeepc_hotk_notify, ehotk);
- if (ACPI_FAILURE(status))
- printk(EEEPC_ERR "Error installing notify handler\n");
eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
@@ -725,14 +725,8 @@ static int eeepc_hotk_add(struct acpi_device *device)
static int eeepc_hotk_remove(struct acpi_device *device, int type)
{
- acpi_status status = 0;
-
if (!device || !acpi_driver_data(device))
return -EINVAL;
- status = acpi_remove_notify_handler(ehotk->handle, ACPI_SYSTEM_NOTIFY,
- eeepc_hotk_notify);
- if (ACPI_FAILURE(status))
- printk(EEEPC_ERR "Error removing notify handler\n");
eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P6");
eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");