iwmc3200wifi: increase concatenated buffer

Increase concatenated buffer from 8K to 32K to get better performance.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwmc3200wifi/hal.h b/drivers/net/wireless/iwmc3200wifi/hal.h
index e7bc416..c20936d 100644
--- a/drivers/net/wireless/iwmc3200wifi/hal.h
+++ b/drivers/net/wireless/iwmc3200wifi/hal.h
@@ -131,7 +131,7 @@
 #define IWM_MAX_WIFI_CMD_BUFF_SIZE	(IWM_SDIO_FW_MAX_CHUNK_SIZE - \
 					 IWM_MAX_WIFI_HEADERS_SIZE)
 
-#define IWM_HAL_CONCATENATE_BUF_SIZE	8192
+#define IWM_HAL_CONCATENATE_BUF_SIZE	(32 * 1024)
 
 struct iwm_wifi_cmd_buff {
 	u16 len;