Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9a8168500674b1062afe438d34d0c8216d38dc31
Commit: 9a8168500674b1062afe438d34d0c8216d38dc31
Parent: be521466feb3bb1cd89de82a2b1d080e9ebd3cb6
Author: Corentin Chary <[EMAIL PROTECTED]>
AuthorDate: Sun Mar 11 10:25:38 2007 +0100
Committer: Len Brown <[EMAIL PROTECTED]>
CommitDate: Sun Mar 11 15:44:36 2007 -0400
asus-laptop: use acpi_evaluate_integer instead of read_acpi_int
Use acpi_evaluate_integer() instead of read_acpi_int()
Signed-off-by: Corentin Chary <[EMAIL PROTECTED]>
Signed-off-by: Len Brown <[EMAIL PROTECTED]>
---
drivers/misc/asus-laptop.c | 68 ++++++++++++++++++++++----------------------
1 files changed, 34 insertions(+), 34 deletions(-)
diff --git a/drivers/misc/asus-laptop.c b/drivers/misc/asus-laptop.c
index 4b23212..dcab778 100644
--- a/drivers/misc/asus-laptop.c
+++ b/drivers/misc/asus-laptop.c
@@ -245,32 +245,19 @@ static int write_acpi_int(acpi_handle handle, const char
*method, int val,
return (status == AE_OK);
}
-static int read_acpi_int(acpi_handle handle, const char *method, int *val,
- struct acpi_object_list *params)
-{
- struct acpi_buffer output;
- union acpi_object out_obj;
- acpi_status status;
-
- output.length = sizeof(out_obj);
- output.pointer = &out_obj;
-
- status = acpi_evaluate_object(handle, (char *)method, params, &output);
- *val = out_obj.integer.value;
- return (status == AE_OK) && (out_obj.type == ACPI_TYPE_INTEGER);
-}
-
static int read_wireless_status(int mask)
{
- int status;
+ ulong status;
+ acpi_status rv = AE_OK;
if (!wireless_status_handle)
return (hotk->status & mask) ? 1 : 0;
- if (read_acpi_int(wireless_status_handle, NULL, &status, NULL)) {
- return (status & mask) ? 1 : 0;
- } else
+ rv = acpi_evaluate_integer(wireless_status_handle, NULL, NULL, &status);
+ if (ACPI_FAILURE(rv))
printk(ASUS_WARNING "Error reading Wireless status\n");
+ else
+ return (status & mask) ? 1 : 0;
return (hotk->status & mask) ? 1 : 0;
}
@@ -354,9 +341,11 @@ static void lcd_blank(int blank)
static int read_brightness(struct backlight_device *bd)
{
- int value;
+ ulong value;
+ acpi_status rv = AE_OK;
- if (!read_acpi_int(brightness_get_handle, NULL, &value, NULL))
+ rv = acpi_evaluate_integer(brightness_get_handle, NULL, NULL, &value);
+ if (ACPI_FAILURE(rv))
printk(ASUS_WARNING "Error reading brightness\n");
return value;
@@ -403,8 +392,10 @@ static ssize_t show_infos(struct device *dev,
struct device_attribute *attr, char *page)
{
int len = 0;
- int temp;
+ ulong temp;
char buf[16]; //enough for all info
+ acpi_status rv = AE_OK;
+
/*
* We use the easy way, we don't care of off and count, so we don't set
eof
* to 1
@@ -418,9 +409,10 @@ static ssize_t show_infos(struct device *dev,
* bit signifies that the laptop is equipped with a Wi-Fi MiniPCI card.
* The significance of others is yet to be found.
*/
- if (read_acpi_int(hotk->handle, "SFUN", &temp, NULL))
- len +=
- sprintf(page + len, "SFUN value : 0x%04x\n", temp);
+ rv = acpi_evaluate_integer(hotk->handle, "SFUN", NULL, &temp);
+ if (!ACPI_FAILURE(rv))
+ len += sprintf(page + len, "SFUN value : 0x%04x\n",
+ (uint) temp);
/*
* Another value for userspace: the ASYM method returns 0x02 for
* battery low and 0x04 for battery critical, its readings tend to be
@@ -428,9 +420,10 @@ static ssize_t show_infos(struct device *dev,
* Note: since not all the laptops provide this method, errors are
* silently ignored.
*/
- if (read_acpi_int(hotk->handle, "ASYM", &temp, NULL))
- len +=
- sprintf(page + len, "ASYM value : 0x%04x\n", temp);
+ rv = acpi_evaluate_integer(hotk->handle, "ASYM", NULL, &temp);
+ if (!ACPI_FAILURE(rv))
+ len += sprintf(page + len, "ASYM value : 0x%04x\n",
+ (uint) temp);
if (asus_info) {
snprintf(buf, 16, "%d", asus_info->length);
len += sprintf(page + len, "DSDT length : %s\n", buf);
@@ -547,12 +540,15 @@ static void set_display(int value)
static int read_display(void)
{
- int value = 0;
+ ulong value = 0;
+ acpi_status rv = AE_OK;
/* In most of the case, we know how to set the display, but sometime
we can't read it */
if (display_get_handle) {
- if (!read_acpi_int(display_get_handle, NULL, &value, NULL))
+ rv = acpi_evaluate_integer(display_get_handle, NULL,
+ NULL, &value);
+ if (ACPI_FAILURE(rv))
printk(ASUS_WARNING "Error reading display status\n");
}
@@ -771,7 +767,7 @@ static int asus_hotk_get_info(void)
{
struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *model = NULL;
- int bsts_result, hwrs_result;
+ ulong bsts_result, hwrs_result;
char *string = NULL;
acpi_status status;
@@ -794,11 +790,13 @@ static int asus_hotk_get_info(void)
}
/* This needs to be called for some laptops to init properly */
- if (!read_acpi_int(hotk->handle, "BSTS", &bsts_result, NULL))
+ status =
+ acpi_evaluate_integer(hotk->handle, "BSTS", NULL, &bsts_result);
+ if (ACPI_FAILURE(status))
printk(ASUS_WARNING "Error calling BSTS\n");
else if (bsts_result)
printk(ASUS_NOTICE "BSTS called, 0x%02x returned\n",
- bsts_result);
+ (uint) bsts_result);
/*
* Try to match the object returned by INIT to the specific model.
@@ -840,7 +838,9 @@ static int asus_hotk_get_info(void)
* The significance of others is yet to be found.
* If we don't find the method, we assume the device are present.
*/
- if (!read_acpi_int(hotk->handle, "HRWS", &hwrs_result, NULL))
+ status =
+ acpi_evaluate_integer(hotk->handle, "HRWS", NULL, &hwrs_result);
+ if (ACPI_FAILURE(status))
hwrs_result = WL_HWRS | BT_HWRS;
if (hwrs_result & WL_HWRS)
-
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