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-rw-r--r--drivers/platform/x86/sony-laptop.c110
1 files changed, 62 insertions, 48 deletions
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index fe5424c3b9a..de173909257 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -152,7 +152,8 @@ static void sony_nc_battery_care_cleanup(struct platform_device *pd);
static int sony_nc_thermal_setup(struct platform_device *pd);
static void sony_nc_thermal_cleanup(struct platform_device *pd);
-static int sony_nc_lid_resume_setup(struct platform_device *pd);
+static int sony_nc_lid_resume_setup(struct platform_device *pd,
+ unsigned int handle);
static void sony_nc_lid_resume_cleanup(struct platform_device *pd);
static int sony_nc_gfx_switch_setup(struct platform_device *pd,
@@ -1341,7 +1342,8 @@ static void sony_nc_function_setup(struct acpi_device *device,
result);
break;
case 0x0119:
- result = sony_nc_lid_resume_setup(pf_device);
+ case 0x015D:
+ result = sony_nc_lid_resume_setup(pf_device, handle);
if (result)
pr_err("couldn't set up lid resume function (%d)\n",
result);
@@ -1422,6 +1424,7 @@ static void sony_nc_function_cleanup(struct platform_device *pd)
sony_nc_battery_care_cleanup(pd);
break;
case 0x0119:
+ case 0x015D:
sony_nc_lid_resume_cleanup(pd);
break;
case 0x0122:
@@ -2223,9 +2226,14 @@ static void sony_nc_thermal_resume(void)
#endif
/* resume on LID open */
+#define LID_RESUME_S5 0
+#define LID_RESUME_S4 1
+#define LID_RESUME_S3 2
+#define LID_RESUME_MAX 3
struct snc_lid_resume_control {
- struct device_attribute attrs[3];
+ struct device_attribute attrs[LID_RESUME_MAX];
unsigned int status;
+ int handle;
};
static struct snc_lid_resume_control *lid_ctl;
@@ -2233,8 +2241,9 @@ static ssize_t sony_nc_lid_resume_store(struct device *dev,
struct device_attribute *attr,
const char *buffer, size_t count)
{
- unsigned int result, pos;
+ unsigned int result;
unsigned long value;
+ unsigned int pos = LID_RESUME_S5;
if (count > 31)
return -EINVAL;
@@ -2247,21 +2256,21 @@ static ssize_t sony_nc_lid_resume_store(struct device *dev,
* +--------------+
* 2 1 0
*/
- if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
- pos = 2;
- else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
- pos = 1;
- else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
- pos = 0;
- else
- return -EINVAL;
+ while (pos < LID_RESUME_MAX) {
+ if (&lid_ctl->attrs[pos].attr == &attr->attr)
+ break;
+ pos++;
+ }
+ if (pos == LID_RESUME_MAX)
+ return -EINVAL;
if (value)
value = lid_ctl->status | (1 << pos);
else
value = lid_ctl->status & ~(1 << pos);
- if (sony_call_snc_handle(0x0119, value << 0x10 | 0x0100, &result))
+ if (sony_call_snc_handle(lid_ctl->handle, value << 0x10 | 0x0100,
+ &result))
return -EIO;
lid_ctl->status = value;
@@ -2270,29 +2279,27 @@ static ssize_t sony_nc_lid_resume_store(struct device *dev,
}
static ssize_t sony_nc_lid_resume_show(struct device *dev,
- struct device_attribute *attr, char *buffer)
+ struct device_attribute *attr,
+ char *buffer)
{
- unsigned int pos;
-
- if (strcmp(attr->attr.name, "lid_resume_S3") == 0)
- pos = 2;
- else if (strcmp(attr->attr.name, "lid_resume_S4") == 0)
- pos = 1;
- else if (strcmp(attr->attr.name, "lid_resume_S5") == 0)
- pos = 0;
- else
- return -EINVAL;
-
- return snprintf(buffer, PAGE_SIZE, "%d\n",
- (lid_ctl->status >> pos) & 0x01);
+ unsigned int pos = LID_RESUME_S5;
+
+ while (pos < LID_RESUME_MAX) {
+ if (&lid_ctl->attrs[pos].attr == &attr->attr)
+ return snprintf(buffer, PAGE_SIZE, "%d\n",
+ (lid_ctl->status >> pos) & 0x01);
+ pos++;
+ }
+ return -EINVAL;
}
-static int sony_nc_lid_resume_setup(struct platform_device *pd)
+static int sony_nc_lid_resume_setup(struct platform_device *pd,
+ unsigned int handle)
{
unsigned int result;
int i;
- if (sony_call_snc_handle(0x0119, 0x0000, &result))
+ if (sony_call_snc_handle(handle, 0x0000, &result))
return -EIO;
lid_ctl = kzalloc(sizeof(struct snc_lid_resume_control), GFP_KERNEL);
@@ -2300,26 +2307,29 @@ static int sony_nc_lid_resume_setup(struct platform_device *pd)
return -ENOMEM;
lid_ctl->status = result & 0x7;
+ lid_ctl->handle = handle;
sysfs_attr_init(&lid_ctl->attrs[0].attr);
- lid_ctl->attrs[0].attr.name = "lid_resume_S3";
- lid_ctl->attrs[0].attr.mode = S_IRUGO | S_IWUSR;
- lid_ctl->attrs[0].show = sony_nc_lid_resume_show;
- lid_ctl->attrs[0].store = sony_nc_lid_resume_store;
-
- sysfs_attr_init(&lid_ctl->attrs[1].attr);
- lid_ctl->attrs[1].attr.name = "lid_resume_S4";
- lid_ctl->attrs[1].attr.mode = S_IRUGO | S_IWUSR;
- lid_ctl->attrs[1].show = sony_nc_lid_resume_show;
- lid_ctl->attrs[1].store = sony_nc_lid_resume_store;
-
- sysfs_attr_init(&lid_ctl->attrs[2].attr);
- lid_ctl->attrs[2].attr.name = "lid_resume_S5";
- lid_ctl->attrs[2].attr.mode = S_IRUGO | S_IWUSR;
- lid_ctl->attrs[2].show = sony_nc_lid_resume_show;
- lid_ctl->attrs[2].store = sony_nc_lid_resume_store;
-
- for (i = 0; i < 3; i++) {
+ lid_ctl->attrs[LID_RESUME_S5].attr.name = "lid_resume_S5";
+ lid_ctl->attrs[LID_RESUME_S5].attr.mode = S_IRUGO | S_IWUSR;
+ lid_ctl->attrs[LID_RESUME_S5].show = sony_nc_lid_resume_show;
+ lid_ctl->attrs[LID_RESUME_S5].store = sony_nc_lid_resume_store;
+
+ if (handle == 0x0119) {
+ sysfs_attr_init(&lid_ctl->attrs[1].attr);
+ lid_ctl->attrs[LID_RESUME_S4].attr.name = "lid_resume_S4";
+ lid_ctl->attrs[LID_RESUME_S4].attr.mode = S_IRUGO | S_IWUSR;
+ lid_ctl->attrs[LID_RESUME_S4].show = sony_nc_lid_resume_show;
+ lid_ctl->attrs[LID_RESUME_S4].store = sony_nc_lid_resume_store;
+
+ sysfs_attr_init(&lid_ctl->attrs[2].attr);
+ lid_ctl->attrs[LID_RESUME_S3].attr.name = "lid_resume_S3";
+ lid_ctl->attrs[LID_RESUME_S3].attr.mode = S_IRUGO | S_IWUSR;
+ lid_ctl->attrs[LID_RESUME_S3].show = sony_nc_lid_resume_show;
+ lid_ctl->attrs[LID_RESUME_S3].store = sony_nc_lid_resume_store;
+ }
+ for (i = 0; i < LID_RESUME_MAX &&
+ lid_ctl->attrs[LID_RESUME_S3].attr.name; i++) {
result = device_create_file(&pd->dev, &lid_ctl->attrs[i]);
if (result)
goto liderror;
@@ -2342,8 +2352,12 @@ static void sony_nc_lid_resume_cleanup(struct platform_device *pd)
int i;
if (lid_ctl) {
- for (i = 0; i < 3; i++)
+ for (i = 0; i < LID_RESUME_MAX; i++) {
+ if (!lid_ctl->attrs[i].attr.name)
+ break;
+
device_remove_file(&pd->dev, &lid_ctl->attrs[i]);
+ }
kfree(lid_ctl);
lid_ctl = NULL;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-22 16:18:24 +0000