asus-laptop: add rfkill interfaces for wlan and wwan
[cascardo/linux.git] / drivers / platform / x86 / asus-laptop.c
index b7944f9..547b9eb 100644 (file)
@@ -81,6 +81,19 @@ static uint wapf = 1;
 module_param(wapf, uint, 0444);
 MODULE_PARM_DESC(wapf, "WAPF value");
 
+static char *wled_type = "unknown";
+static char *bled_type = "unknown";
+
+module_param(wled_type, charp, 0444);
+MODULE_PARM_DESC(wlan_status, "Set the wled type on boot "
+                "(unknown, led or rfkill). "
+                "default is unknown");
+
+module_param(bled_type, charp, 0444);
+MODULE_PARM_DESC(bled_type, "Set the bled type on boot "
+                "(unknown, led or rfkill). "
+                "default is unknown");
+
 static int wlan_status = 1;
 static int bluetooth_status = 1;
 static int wimax_status = -1;
@@ -137,6 +150,11 @@ MODULE_PARM_DESC(als_status, "Set the ALS status on boot "
 #define WM_RSTS                0x08    /* internal wimax */
 #define WW_RSTS                0x20    /* internal wwan */
 
+/* WLED and BLED type */
+#define TYPE_UNKNOWN   0
+#define TYPE_LED       1
+#define TYPE_RFKILL    2
+
 /* LED */
 #define METHOD_MLED            "MLED"
 #define METHOD_TLED            "TLED"
@@ -218,8 +236,9 @@ struct asus_led {
 /*
  * Same thing for rfkill
  */
-struct asus_pega_rfkill {
-       int control_id;         /* type of control. Maps to PEGA_* values */
+struct asus_rfkill {
+       /* type of control. Maps to PEGA_* values or *_RSTS  */
+       int control_id;
        struct rfkill *rfkill;
        struct asus_laptop *asus;
 };
@@ -240,6 +259,8 @@ struct asus_laptop {
        struct key_entry *keymap;
        struct input_polled_dev *pega_accel_poll;
 
+       struct asus_led wled;
+       struct asus_led bled;
        struct asus_led mled;
        struct asus_led tled;
        struct asus_led rled;
@@ -248,6 +269,8 @@ struct asus_laptop {
        struct asus_led kled;
        struct workqueue_struct *led_workqueue;
 
+       int wled_type;
+       int bled_type;
        int wireless_status;
        bool have_rsts;
        bool is_pega_lucid;
@@ -256,11 +279,11 @@ struct asus_laptop {
        int pega_acc_y;
        int pega_acc_z;
 
-       struct rfkill *gps_rfkill;
-
-       struct asus_pega_rfkill wlanrfk;
-       struct asus_pega_rfkill btrfk;
-       struct asus_pega_rfkill wwanrfk;
+       struct asus_rfkill wlan;
+       struct asus_rfkill bluetooth;
+       struct asus_rfkill wwan;
+       struct asus_rfkill wimax;
+       struct asus_rfkill gps;
 
        acpi_handle handle;     /* the handle of the hotk device */
        u32 ledd_status;        /* status of the LED display */
@@ -601,6 +624,10 @@ static enum led_brightness asus_kled_cdev_get(struct led_classdev *led_cdev)
 
 static void asus_led_exit(struct asus_laptop *asus)
 {
+       if (!IS_ERR_OR_NULL(asus->wled.led.dev))
+               led_classdev_unregister(&asus->wled.led);
+       if (!IS_ERR_OR_NULL(asus->bled.led.dev))
+               led_classdev_unregister(&asus->bled.led);
        if (!IS_ERR_OR_NULL(asus->mled.led.dev))
                led_classdev_unregister(&asus->mled.led);
        if (!IS_ERR_OR_NULL(asus->tled.led.dev))
@@ -642,7 +669,7 @@ static int asus_led_register(struct asus_laptop *asus,
 
 static int asus_led_init(struct asus_laptop *asus)
 {
-       int r;
+       int r = 0;
 
        /*
         * The Pegatron Lucid has no physical leds, but all methods are
@@ -661,6 +688,16 @@ static int asus_led_init(struct asus_laptop *asus)
        if (!asus->led_workqueue)
                return -ENOMEM;
 
+       if (asus->wled_type == TYPE_LED)
+               r = asus_led_register(asus, &asus->wled, "asus::wlan",
+                                     METHOD_WLAN);
+       if (r)
+               goto error;
+       if (asus->bled_type == TYPE_LED)
+               r = asus_led_register(asus, &asus->bled, "asus::bluetooth",
+                                     METHOD_BLUETOOTH);
+       if (r)
+               goto error;
        r = asus_led_register(asus, &asus->mled, "asus::mail", METHOD_MLED);
        if (r)
                goto error;
@@ -963,7 +1000,7 @@ static ssize_t store_wlan(struct device *dev, struct device_attribute *attr,
        return sysfs_acpi_set(asus, buf, count, METHOD_WLAN);
 }
 
-/*
+/*e
  * Bluetooth
  */
 static int asus_bluetooth_set(struct asus_laptop *asus, int status)
@@ -1228,7 +1265,7 @@ static ssize_t store_gps(struct device *dev, struct device_attribute *attr,
        ret = asus_gps_switch(asus, !!value);
        if (ret)
                return ret;
-       rfkill_set_sw_state(asus->gps_rfkill, !value);
+       rfkill_set_sw_state(asus->gps.rfkill, !value);
        return rv;
 }
 
@@ -1246,90 +1283,137 @@ static const struct rfkill_ops asus_gps_rfkill_ops = {
        .set_block = asus_gps_rfkill_set,
 };
 
+static int asus_rfkill_set(void *data, bool blocked)
+{
+       struct asus_rfkill *rfk = data;
+       struct asus_laptop *asus = rfk->asus;
+
+       if (rfk->control_id == WL_RSTS)
+               return asus_wlan_set(asus, !blocked);
+       else if (rfk->control_id == BT_RSTS)
+               return asus_bluetooth_set(asus, !blocked);
+       else if (rfk->control_id == WM_RSTS)
+               return asus_wimax_set(asus, !blocked);
+       else if (rfk->control_id == WW_RSTS)
+               return asus_wwan_set(asus, !blocked);
+
+       return -EINVAL;
+}
+
+static const struct rfkill_ops asus_rfkill_ops = {
+       .set_block = asus_rfkill_set,
+};
+
+static void asus_rfkill_terminate(struct asus_rfkill *rfk)
+{
+       if (!rfk->rfkill)
+               return ;
+
+       rfkill_unregister(rfk->rfkill);
+       rfkill_destroy(rfk->rfkill);
+       rfk->rfkill = NULL;
+}
+
 static void asus_rfkill_exit(struct asus_laptop *asus)
 {
-       if (asus->gps_rfkill) {
-               rfkill_unregister(asus->gps_rfkill);
-               rfkill_destroy(asus->gps_rfkill);
-               asus->gps_rfkill = NULL;
-       }
+       asus_rfkill_terminate(&asus->wwan);
+       asus_rfkill_terminate(&asus->bluetooth);
+       asus_rfkill_terminate(&asus->wlan);
+       asus_rfkill_terminate(&asus->gps);
 }
 
-static int asus_rfkill_init(struct asus_laptop *asus)
+static int asus_rfkill_setup(struct asus_laptop *asus, struct asus_rfkill *rfk,
+                            const char *name, int control_id, int type,
+                            const struct rfkill_ops *ops)
 {
        int result;
 
-       if (acpi_check_handle(asus->handle, METHOD_GPS_ON, NULL) ||
-           acpi_check_handle(asus->handle, METHOD_GPS_OFF, NULL) ||
-           acpi_check_handle(asus->handle, METHOD_GPS_STATUS, NULL))
-               return 0;
-
-       asus->gps_rfkill = rfkill_alloc("asus-gps", &asus->platform_device->dev,
-                                       RFKILL_TYPE_GPS,
-                                       &asus_gps_rfkill_ops, asus);
-       if (!asus->gps_rfkill)
+       rfk->control_id = control_id;
+       rfk->asus = asus;
+       rfk->rfkill = rfkill_alloc(name, &asus->platform_device->dev,
+                                  type, ops, rfk);
+       if (!rfk->rfkill)
                return -EINVAL;
 
-       result = rfkill_register(asus->gps_rfkill);
+       result = rfkill_register(rfk->rfkill);
        if (result) {
-               rfkill_destroy(asus->gps_rfkill);
-               asus->gps_rfkill = NULL;
+               rfkill_destroy(rfk->rfkill);
+               rfk->rfkill = NULL;
        }
 
        return result;
 }
 
-static int pega_rfkill_set(void *data, bool blocked)
+static int asus_rfkill_init(struct asus_laptop *asus)
 {
-       struct asus_pega_rfkill *pega_rfk = data;
+       int result = 0;
 
-       int ret = asus_pega_lucid_set(pega_rfk->asus, pega_rfk->control_id, !blocked);
-       pr_warn("Setting rfkill %d, to %d; returned %d\n", pega_rfk->control_id, !blocked, ret);
+       if (asus->is_pega_lucid)
+               return -ENODEV;
 
-       return ret;
-}
+       if (!acpi_check_handle(asus->handle, METHOD_GPS_ON, NULL) &&
+           !acpi_check_handle(asus->handle, METHOD_GPS_OFF, NULL) &&
+           !acpi_check_handle(asus->handle, METHOD_GPS_STATUS, NULL))
+               result = asus_rfkill_setup(asus, &asus->gps, "asus-gps",
+                                          -1, RFKILL_TYPE_GPS,
+                                          &asus_gps_rfkill_ops);
+       if (result)
+               goto exit;
 
-static const struct rfkill_ops pega_rfkill_ops = {
-       .set_block = pega_rfkill_set,
-};
 
-static void pega_rfkill_terminate(struct asus_pega_rfkill *pega_rfk)
-{
-       pr_warn("Terminating %d\n", pega_rfk->control_id);
-       if (pega_rfk->rfkill) {
-               rfkill_unregister(pega_rfk->rfkill);
-               rfkill_destroy(pega_rfk->rfkill);
-               pega_rfk->rfkill = NULL;
-       }
-}
+       if (asus->wled_type == TYPE_RFKILL)
+               result = asus_rfkill_setup(asus, &asus->wlan, "asus-wlan",
+                                          WL_RSTS, RFKILL_TYPE_WLAN,
+                                          &asus_rfkill_ops);
+       if (result)
+               goto exit;
 
-static void pega_rfkill_exit(struct asus_laptop *asus)
-{
-       pega_rfkill_terminate(&asus->wwanrfk);
-       pega_rfkill_terminate(&asus->btrfk);
-       pega_rfkill_terminate(&asus->wlanrfk);
+       if (asus->bled_type == TYPE_RFKILL)
+               result = asus_rfkill_setup(asus, &asus->bluetooth,
+                                          "asus-bluetooth", BT_RSTS,
+                                          RFKILL_TYPE_BLUETOOTH,
+                                          &asus_rfkill_ops);
+       if (result)
+               goto exit;
+
+       if (!acpi_check_handle(asus->handle, METHOD_WWAN, NULL))
+               result = asus_rfkill_setup(asus, &asus->wwan, "asus-wwan",
+                                          WW_RSTS, RFKILL_TYPE_WWAN,
+                                          &asus_rfkill_ops);
+       if (result)
+               goto exit;
+
+       if (!acpi_check_handle(asus->handle, METHOD_WIMAX, NULL))
+               result = asus_rfkill_setup(asus, &asus->wimax, "asus-wimax",
+                                          WM_RSTS, RFKILL_TYPE_WIMAX,
+                                          &asus_rfkill_ops);
+       if (result)
+               goto exit;
+
+exit:
+       if (result)
+               asus_rfkill_exit(asus);
+
+       return result;
 }
 
-static int pega_rfkill_setup(struct asus_laptop *asus, struct asus_pega_rfkill *pega_rfk,
-               const char *name, int controlid, int rfkill_type)
+static int pega_rfkill_set(void *data, bool blocked)
 {
-       int result;
+       struct asus_rfkill *rfk = data;
 
-       pr_warn("Setting up rfk %s, control %d, type %d\n", name, controlid, rfkill_type);
-       pega_rfk->control_id = controlid;
-       pega_rfk->asus = asus;
-       pega_rfk->rfkill = rfkill_alloc(name, &asus->platform_device->dev,
-                                       rfkill_type, &pega_rfkill_ops, pega_rfk);
-       if (!pega_rfk->rfkill)
-               return -EINVAL;
+       int ret = asus_pega_lucid_set(rfk->asus, rfk->control_id, !blocked);
+       return ret;
+}
 
-       result = rfkill_register(pega_rfk->rfkill);
-       if (result) {
-               rfkill_destroy(pega_rfk->rfkill);
-               pega_rfk->rfkill = NULL;
-       }
+static const struct rfkill_ops pega_rfkill_ops = {
+       .set_block = pega_rfkill_set,
+};
 
-       return result;
+static int pega_rfkill_setup(struct asus_laptop *asus, struct asus_rfkill *rfk,
+                            const char *name, int controlid, int rfkill_type)
+{
+       return asus_rfkill_setup(asus, rfk, name, controlid, rfkill_type,
+                                &pega_rfkill_ops);
 }
 
 static int pega_rfkill_init(struct asus_laptop *asus)
@@ -1339,22 +1423,22 @@ static int pega_rfkill_init(struct asus_laptop *asus)
        if(!asus->is_pega_lucid)
                return -ENODEV;
 
-       ret = pega_rfkill_setup(asus, &asus->wlanrfk, "pega-wlan", PEGA_WLAN, RFKILL_TYPE_WLAN);
-       if(ret)
-               return ret;
-       ret = pega_rfkill_setup(asus, &asus->btrfk, "pega-bt", PEGA_BLUETOOTH, RFKILL_TYPE_BLUETOOTH);
+       ret = pega_rfkill_setup(asus, &asus->wlan, "pega-wlan",
+                               PEGA_WLAN, RFKILL_TYPE_WLAN);
        if(ret)
-               goto err_btrfk;
-       ret = pega_rfkill_setup(asus, &asus->wwanrfk, "pega-wwan", PEGA_WWAN, RFKILL_TYPE_WWAN);
+               goto exit;
+
+       ret = pega_rfkill_setup(asus, &asus->bluetooth, "pega-bt",
+                               PEGA_BLUETOOTH, RFKILL_TYPE_BLUETOOTH);
        if(ret)
-               goto err_wwanrfk;
+               goto exit;
 
-       pr_warn("Pega rfkill init succeeded\n");
-       return 0;
-err_wwanrfk:
-       pega_rfkill_terminate(&asus->btrfk);
-err_btrfk:
-       pega_rfkill_terminate(&asus->wlanrfk);
+       ret = pega_rfkill_setup(asus, &asus->wwan, "pega-wwan",
+                               PEGA_WWAN, RFKILL_TYPE_WWAN);
+
+exit:
+       if (ret)
+               asus_rfkill_exit(asus);
 
        return ret;
 }
@@ -1364,8 +1448,10 @@ err_btrfk:
  */
 static void asus_input_notify(struct asus_laptop *asus, int event)
 {
-       if (asus->inputdev)
-               sparse_keymap_report_event(asus->inputdev, event, 1, true);
+       if (!asus->inputdev)
+               return ;
+       if (!sparse_keymap_report_event(asus->inputdev, event, 1, true))
+               pr_info("Unknown key %x pressed\n", event);
 }
 
 static int asus_input_init(struct asus_laptop *asus)
@@ -1375,7 +1461,7 @@ static int asus_input_init(struct asus_laptop *asus)
 
        input = input_allocate_device();
        if (!input) {
-               pr_info("Unable to allocate input device\n");
+               pr_warn("Unable to allocate input device\n");
                return -ENOMEM;
        }
        input->name = "Asus Laptop extra buttons";
@@ -1390,7 +1476,7 @@ static int asus_input_init(struct asus_laptop *asus)
        }
        error = input_register_device(input);
        if (error) {
-               pr_info("Unable to register input device\n");
+               pr_warn("Unable to register input device\n");
                goto err_free_keymap;
        }
 
@@ -1688,7 +1774,16 @@ static int __devinit asus_acpi_init(struct asus_laptop *asus)
        if (result)
                return result;
 
-       /* WLED and BLED are on by default */
+       if (!strcmp(bled_type, "led"))
+               asus->bled_type = TYPE_LED;
+       else if (!strcmp(bled_type, "rfkill"))
+               asus->bled_type = TYPE_RFKILL;
+
+       if (!strcmp(wled_type, "led"))
+               asus->wled_type = TYPE_LED;
+       else if (!strcmp(wled_type, "rfkill"))
+               asus->wled_type = TYPE_RFKILL;
+
        if (bluetooth_status >= 0)
                asus_bluetooth_set(asus, !!bluetooth_status);
 
@@ -1786,7 +1881,7 @@ static int __devinit asus_acpi_add(struct acpi_device *device)
                goto fail_led;
 
        result = asus_rfkill_init(asus);
-       if (result)
+       if (result && result != -ENODEV)
                goto fail_rfkill;
 
        result = pega_accel_init(asus);
@@ -1828,7 +1923,6 @@ static int asus_acpi_remove(struct acpi_device *device, int type)
        asus_led_exit(asus);
        asus_input_exit(asus);
        pega_accel_exit(asus);
-       pega_rfkill_exit(asus);
        asus_platform_exit(asus);
 
        kfree(asus->name);