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sony-laptop: Add support for lid resume settings on Vaio Pro

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Vaio Pro uses a different handle and doesn't support all the options as
other models (only S5 setting v/s S3/4/5).

Minor code rework to generalize functions by Mattia Dongili.

Signed-off-by: Javier Achirica <jachirica@gmail.com>
Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
This commit is contained in:
Javier Achirica 2014-03-21 08:01:13 +09:00 committed by Matthew Garrett
parent 94d164dc41
commit 3531207605
1 changed files with 59 additions and 45 deletions
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104
drivers/platform/x86/sony-laptop.c
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@ -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;
unsigned int pos = LID_RESUME_S5;
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);
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;
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;
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;
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[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++) {
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;