Commit a1e73632 authored by Marco Chiappero's avatar Marco Chiappero Committed by Matthew Garrett

sony-laptop: add support for more WWAN modems

Also make the initialization function return a value for consistency
with all the other setup functions.
Signed-off-by: default avatarMarco Chiappero <marco@absence.it>
Signed-off-by: default avatarMattia Dongili <malattia@linux.it>
Signed-off-by: default avatarMatthew Garrett <mjg@redhat.com>
parent aa33924f
......@@ -170,7 +170,8 @@ enum sony_nc_rfkill {
static int sony_rfkill_handle;
static struct rfkill *sony_rfkill_devices[N_SONY_RFKILL];
static int sony_rfkill_address[N_SONY_RFKILL] = {0x300, 0x500, 0x700, 0x900};
static void sony_nc_rfkill_setup(struct acpi_device *device);
static int sony_nc_rfkill_setup(struct acpi_device *device,
unsigned int handle);
static void sony_nc_rfkill_cleanup(void);
static void sony_nc_rfkill_update(void);
......@@ -1313,7 +1314,10 @@ static void sony_nc_function_setup(struct acpi_device *device,
break;
case 0x0124:
case 0x0135:
sony_nc_rfkill_setup(device);
result = sony_nc_rfkill_setup(device, handle);
if (result)
pr_err("couldn't set up rfkill support (%d)\n",
result);
break;
case 0x0137:
case 0x0143:
......@@ -1577,37 +1581,46 @@ static void sony_nc_rfkill_update(void)
}
}
static void sony_nc_rfkill_setup(struct acpi_device *device)
static int sony_nc_rfkill_setup(struct acpi_device *device,
unsigned int handle)
{
u64 offset;
int i;
unsigned char buffer[32] = { 0 };
offset = sony_find_snc_handle(0x124);
if (offset == -1) {
offset = sony_find_snc_handle(0x135);
if (offset == -1)
return;
else
sony_rfkill_handle = 0x135;
} else
sony_rfkill_handle = 0x124;
dprintk("Found rkfill handle: 0x%.4x\n", sony_rfkill_handle);
offset = sony_find_snc_handle(handle);
sony_rfkill_handle = handle;
i = sony_nc_buffer_call(sony_nc_acpi_handle, "SN06", &offset, buffer,
32);
if (i < 0)
return;
/* the buffer is filled with magic numbers describing the devices
* available, 0xff terminates the enumeration
return i;
/* The buffer is filled with magic numbers describing the devices
* available, 0xff terminates the enumeration.
* Known codes:
* 0x00 WLAN
* 0x10 BLUETOOTH
* 0x20 WWAN GPRS-EDGE
* 0x21 WWAN HSDPA
* 0x22 WWAN EV-DO
* 0x23 WWAN GPS
* 0x25 Gobi WWAN no GPS
* 0x26 Gobi WWAN + GPS
* 0x28 Gobi WWAN no GPS
* 0x29 Gobi WWAN + GPS
* 0x30 WIMAX
* 0x50 Gobi WWAN no GPS
* 0x51 Gobi WWAN + GPS
* 0x70 no SIM card slot
* 0x71 SIM card slot
*/
for (i = 0; i < ARRAY_SIZE(buffer); i++) {
if (buffer[i] == 0xff)
break;
dprintk("Radio devices, looking at 0x%.2x\n", buffer[i]);
dprintk("Radio devices, found 0x%.2x\n", buffer[i]);
if (buffer[i] == 0 && !sony_rfkill_devices[SONY_WIFI])
sony_nc_setup_rfkill(device, SONY_WIFI);
......@@ -1615,13 +1628,15 @@ static void sony_nc_rfkill_setup(struct acpi_device *device)
if (buffer[i] == 0x10 && !sony_rfkill_devices[SONY_BLUETOOTH])
sony_nc_setup_rfkill(device, SONY_BLUETOOTH);
if ((0xf0 & buffer[i]) == 0x20 &&
if (((0xf0 & buffer[i]) == 0x20 ||
(0xf0 & buffer[i]) == 0x50) &&
!sony_rfkill_devices[SONY_WWAN])
sony_nc_setup_rfkill(device, SONY_WWAN);
if (buffer[i] == 0x30 && !sony_rfkill_devices[SONY_WIMAX])
sony_nc_setup_rfkill(device, SONY_WIMAX);
}
return 0;
}
/* Keyboard backlight feature */
......
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