wl12xx: drop unneeded plat_dev

now that useless plat_dev is unnecessary,
we can remove it.

Signed-off-by: Felipe Balbi <balbi@ti.com>
[forward ported and fixed sysfs file creation]
Signed-off-by: Luciano Coelho <coelho@ti.com>

2 files changed, 30 insertions, 75 deletions

diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 56927051f665..c72f7497db09 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -383,22 +383,6 @@ static void __wl1271_op_remove_interface(struct wl1271 *wl,
 static void wl1271_op_stop(struct ieee80211_hw *hw);
 static void wl1271_free_ap_keys(struct wl1271 *wl, struct wl12xx_vif *wlvif);
 
-
-static void wl1271_device_release(struct device *dev)
-{
-
-}
-
-static struct platform_device wl1271_device = {
-        .name           = "wl1271",
-        .id             = -1,
-
-        /* device model insists to have a release function */
-        .dev            = {
-                .release = wl1271_device_release,
-        },
-};
-
 static DEFINE_MUTEX(wl_list_mutex);
 static LIST_HEAD(wl_list);
 
@@ -4992,7 +4976,6 @@ static int wl1271_init_ieee80211(struct wl1271 *wl)
 static struct ieee80211_hw *wl1271_alloc_hw(void)
 {
         struct ieee80211_hw *hw;
-        struct platform_device *plat_dev = NULL;
         struct wl1271 *wl;
         int i, j, ret;
         unsigned int order;
@@ -5006,13 +4989,6 @@ static struct ieee80211_hw *wl1271_alloc_hw(void)
                 goto err_hw_alloc;
         }
 
-        plat_dev = kmemdup(&wl1271_device, sizeof(wl1271_device), GFP_KERNEL);
-        if (!plat_dev) {
-                wl1271_error("could not allocate platform_device");
-                ret = -ENOMEM;
-                goto err_plat_alloc;
-        }
-
         wl = hw->priv;
         memset(wl, 0, sizeof(*wl));
 
@@ -5020,7 +4996,6 @@ static struct ieee80211_hw *wl1271_alloc_hw(void)
         INIT_LIST_HEAD(&wl->wlvif_list);
 
         wl->hw = hw;
-        wl->plat_dev = plat_dev;
 
         for (i = 0; i < NUM_TX_QUEUES; i++)
                 for (j = 0; j < WL12XX_MAX_LINKS; j++)
@@ -5095,49 +5070,8 @@ static struct ieee80211_hw *wl1271_alloc_hw(void)
                 goto err_dummy_packet;
         }
 
-        /* Register platform device */
-        ret = platform_device_register(wl->plat_dev);
-        if (ret) {
-                wl1271_error("couldn't register platform device");
-                goto err_fwlog;
-        }
-        dev_set_drvdata(&wl->plat_dev->dev, wl);
-
-        /* Create sysfs file to control bt coex state */
-        ret = device_create_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
-        if (ret < 0) {
-                wl1271_error("failed to create sysfs file bt_coex_state");
-                goto err_platform;
-        }
-
-        /* Create sysfs file to get HW PG version */
-        ret = device_create_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver);
-        if (ret < 0) {
-                wl1271_error("failed to create sysfs file hw_pg_ver");
-                goto err_bt_coex_state;
-        }
-
-        /* Create sysfs file for the FW log */
-        ret = device_create_bin_file(&wl->plat_dev->dev, &fwlog_attr);
-        if (ret < 0) {
-                wl1271_error("failed to create sysfs file fwlog");
-                goto err_hw_pg_ver;
-        }
-
         return hw;
 
-err_hw_pg_ver:
-        device_remove_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver);
-
-err_bt_coex_state:
-        device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
-
-err_platform:
-        platform_device_unregister(wl->plat_dev);
-
-err_fwlog:
-        free_page((unsigned long)wl->fwlog);
-
 err_dummy_packet:
         dev_kfree_skb(wl->dummy_packet);
 
@@ -5149,9 +5083,6 @@ err_wq:
 
 err_hw:
         wl1271_debugfs_exit(wl);
-        kfree(plat_dev);
-
-err_plat_alloc:
         ieee80211_free_hw(hw);
 
 err_hw_alloc:
@@ -5167,17 +5098,15 @@ static int wl1271_free_hw(struct wl1271 *wl)
         wake_up_interruptible_all(&wl->fwlog_waitq);
         mutex_unlock(&wl->mutex);
 
-        device_remove_bin_file(&wl->plat_dev->dev, &fwlog_attr);
+        device_remove_bin_file(wl->dev, &fwlog_attr);
 
-        device_remove_file(&wl->plat_dev->dev, &dev_attr_hw_pg_ver);
+        device_remove_file(wl->dev, &dev_attr_hw_pg_ver);
 
-        device_remove_file(&wl->plat_dev->dev, &dev_attr_bt_coex_state);
-        platform_device_unregister(wl->plat_dev);
+        device_remove_file(wl->dev, &dev_attr_bt_coex_state);
         free_page((unsigned long)wl->fwlog);
         dev_kfree_skb(wl->dummy_packet);
         free_pages((unsigned long)wl->aggr_buf,
                         get_order(WL1271_AGGR_BUFFER_SIZE));
-        kfree(wl->plat_dev);
 
         wl1271_debugfs_exit(wl);
 
@@ -5281,8 +5210,35 @@ static int __devinit wl12xx_probe(struct platform_device *pdev)
         if (ret)
                 goto out_irq;
 
+        /* Create sysfs file to control bt coex state */
+        ret = device_create_file(wl->dev, &dev_attr_bt_coex_state);
+        if (ret < 0) {
+                wl1271_error("failed to create sysfs file bt_coex_state");
+                goto out_irq;
+        }
+
+        /* Create sysfs file to get HW PG version */
+        ret = device_create_file(wl->dev, &dev_attr_hw_pg_ver);
+        if (ret < 0) {
+                wl1271_error("failed to create sysfs file hw_pg_ver");
+                goto out_bt_coex_state;
+        }
+
+        /* Create sysfs file for the FW log */
+        ret = device_create_bin_file(wl->dev, &fwlog_attr);
+        if (ret < 0) {
+                wl1271_error("failed to create sysfs file fwlog");
+                goto out_hw_pg_ver;
+        }
+
         return 0;
 
+out_hw_pg_ver:
+        device_remove_file(wl->dev, &dev_attr_hw_pg_ver);
+
+out_bt_coex_state:
+        device_remove_file(wl->dev, &dev_attr_bt_coex_state);
+
 out_irq:
         free_irq(wl->irq, wl);
 
diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h
index d2028939eee5..158714a1092f 100644
--- a/drivers/net/wireless/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/wl12xx/wl12xx.h
@@ -355,7 +355,6 @@ struct wl1271_link {
 };
 
 struct wl1271 {
-        struct platform_device *plat_dev;
         struct ieee80211_hw *hw;
         bool mac80211_registered;