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path: root/drivers/net/wimax/i2400m/driver.c
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Diffstat (limited to 'drivers/net/wimax/i2400m/driver.c')
-rw-r--r--drivers/net/wimax/i2400m/driver.c54
1 files changed, 40 insertions, 14 deletions
diff --git a/drivers/net/wimax/i2400m/driver.c b/drivers/net/wimax/i2400m/driver.c
index 304f0443ca4..20d574ca918 100644
--- a/drivers/net/wimax/i2400m/driver.c
+++ b/drivers/net/wimax/i2400m/driver.c
@@ -619,6 +619,46 @@ EXPORT_SYMBOL_GPL(i2400m_dev_reset_handle);
/**
+ * i2400m_bm_buf_alloc - Alloc the command and ack buffers for boot mode
+ *
+ * Get the buffers needed to deal with boot mode messages. These
+ * buffers need to be allocated before the sdio recieve irq is setup.
+ */
+int i2400m_bm_buf_alloc(struct i2400m *i2400m)
+{
+ int result;
+
+ result = -ENOMEM;
+ i2400m->bm_cmd_buf = kzalloc(I2400M_BM_CMD_BUF_SIZE, GFP_KERNEL);
+ if (i2400m->bm_cmd_buf == NULL)
+ goto error_bm_cmd_kzalloc;
+ i2400m->bm_ack_buf = kzalloc(I2400M_BM_ACK_BUF_SIZE, GFP_KERNEL);
+ if (i2400m->bm_ack_buf == NULL)
+ goto error_bm_ack_buf_kzalloc;
+ return 0;
+
+error_bm_ack_buf_kzalloc:
+ kfree(i2400m->bm_cmd_buf);
+error_bm_cmd_kzalloc:
+ return result;
+}
+EXPORT_SYMBOL_GPL(i2400m_bm_buf_alloc);
+
+/**
+ * i2400m_bm_buf_free - Free boot mode command and ack buffers.
+ *
+ * Free the command and ack buffers
+ *
+ */
+void i2400m_bm_buf_free(struct i2400m *i2400m)
+{
+ kfree(i2400m->bm_ack_buf);
+ kfree(i2400m->bm_cmd_buf);
+ return;
+}
+EXPORT_SYMBOL_GPL(i2400m_bm_buf_free
+);
+/**
* i2400m_setup - bus-generic setup function for the i2400m device
*
* @i2400m: device descriptor (bus-specific parts have been initialized)
@@ -645,16 +685,6 @@ int i2400m_setup(struct i2400m *i2400m, enum i2400m_bri bm_flags)
snprintf(wimax_dev->name, sizeof(wimax_dev->name),
"i2400m-%s:%s", dev->bus->name, dev_name(dev));
- i2400m->bm_cmd_buf = kzalloc(I2400M_BM_CMD_BUF_SIZE, GFP_KERNEL);
- if (i2400m->bm_cmd_buf == NULL) {
- dev_err(dev, "cannot allocate USB command buffer\n");
- goto error_bm_cmd_kzalloc;
- }
- i2400m->bm_ack_buf = kzalloc(I2400M_BM_ACK_BUF_SIZE, GFP_KERNEL);
- if (i2400m->bm_ack_buf == NULL) {
- dev_err(dev, "cannot allocate USB ack buffer\n");
- goto error_bm_ack_buf_kzalloc;
- }
result = i2400m_bootrom_init(i2400m, bm_flags);
if (result < 0) {
dev_err(dev, "read mac addr: bootrom init "
@@ -713,10 +743,6 @@ error_dev_start:
error_register_netdev:
error_read_mac_addr:
error_bootrom_init:
- kfree(i2400m->bm_ack_buf);
-error_bm_ack_buf_kzalloc:
- kfree(i2400m->bm_cmd_buf);
-error_bm_cmd_kzalloc:
d_fnend(3, dev, "(i2400m %p) = %d\n", i2400m, result);
return result;
}