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sony-laptop: rfkill support for newer models

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Vaio Type X and possibly other new models use F135 as the radio
frequency controlling function attached to the SNC device. In the
indexed table this corresponds to 0x0135 (surpise!).

Signed-off-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Mattia Dongili 2009-12-17 00:08:35 +09:00 committed by Len Brown
parent 4f924ba5b5
commit d5a664a311
1 changed files with 14 additions and 8 deletions
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22
drivers/platform/x86/sony-laptop.c
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@ -131,6 +131,7 @@ enum sony_nc_rfkill {
N_SONY_RFKILL, N_SONY_RFKILL,
}; };
static int sony_rfkill_handle;
static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL]; static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900}; static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
static void sony_nc_rfkill_update(void); static void sony_nc_rfkill_update(void);
@ -965,7 +966,7 @@ static void sony_nc_notify(struct acpi_device *device, u32 event)
else else
sony_laptop_report_input_event(ev); sony_laptop_report_input_event(ev);
} }
} else if (sony_find_snc_handle(0x124) == ev) { } else if (sony_find_snc_handle(sony_rfkill_handle) == ev) {
sony_nc_rfkill_update(); sony_nc_rfkill_update();
return; return;
} }
@ -1071,7 +1072,7 @@ static int sony_nc_rfkill_set(void *data, bool blocked)
if (!blocked) if (!blocked)
argument |= 0xff0000; argument |= 0xff0000;
return sony_call_snc_handle(0x124, argument, &result); return sony_call_snc_handle(sony_rfkill_handle, argument, &result);
} }
static const struct rfkill_ops sony_rfkill_ops = { static const struct rfkill_ops sony_rfkill_ops = {
@ -1114,7 +1115,7 @@ static int sony_nc_setup_rfkill(struct acpi_device *device,
if (!rfk) if (!rfk)
return -ENOMEM; return -ENOMEM;
sony_call_snc_handle(0x124, 0x200, &result); sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
hwblock = !(result & 0x1); hwblock = !(result & 0x1);
rfkill_set_hw_state(rfk, hwblock); rfkill_set_hw_state(rfk, hwblock);
@ -1133,7 +1134,7 @@ static void sony_nc_rfkill_update()
int result; int result;
bool hwblock; bool hwblock;
sony_call_snc_handle(0x124, 0x200, &result); sony_call_snc_handle(sony_rfkill_handle, 0x200, &result);
hwblock = !(result & 0x1); hwblock = !(result & 0x1);
for (i = 0; i < N_SONY_RFKILL; i++) { for (i = 0; i < N_SONY_RFKILL; i++) {
@ -1149,7 +1150,7 @@ static void sony_nc_rfkill_update()
continue; continue;
} }
sony_call_snc_handle(0x124, argument, &result); sony_call_snc_handle(sony_rfkill_handle, argument, &result);
rfkill_set_states(sony_rfkill_devices[i], rfkill_set_states(sony_rfkill_devices[i],
!(result & 0xf), false); !(result & 0xf), false);
} }
@ -1159,10 +1160,15 @@ static int sony_nc_rfkill_setup(struct acpi_device *device)
{ {
int result, ret; int result, ret;
if (sony_find_snc_handle(0x124) == -1) if (sony_find_snc_handle(0x124) == -1) {
return -1; if (sony_find_snc_handle(0x135) == -1)
return -1;
else
sony_rfkill_handle = 0x135;
} else
sony_rfkill_handle = 0x124;
ret = sony_call_snc_handle(0x124, 0xb00, &result); ret = sony_call_snc_handle(sony_rfkill_handle, 0xb00, &result);
if (ret) { if (ret) {
printk(KERN_INFO DRV_PFX printk(KERN_INFO DRV_PFX
"Unable to enumerate rfkill devices: %x\n", ret); "Unable to enumerate rfkill devices: %x\n", ret);