iwlagn: add testmode trace command

Adding testmode trace/debug capability

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-testmode.h b/drivers/net/wireless/iwlwifi/iwl-testmode.h
index 31f8949f2801..34634eca94ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-testmode.h
+++ b/drivers/net/wireless/iwlwifi/iwl-testmode.h
@@ -91,6 +91,10 @@ enum iwl_tm_cmd_t {
         /* if there is other new command for the driver layer operation,
          * append them here */
 
+        /* commands fom user space for uCode trace operations */
+        IWL_TM_CMD_APP2DEV_BEGIN_TRACE,
+        IWL_TM_CMD_APP2DEV_END_TRACE,
+        IWL_TM_CMD_APP2DEV_READ_TRACE,
 
         /* commands from kernel space to carry the synchronous response
          * to user application */
@@ -144,8 +148,19 @@ enum iwl_tm_attr_t {
          * application */
         IWL_TM_ATTR_UCODE_RX_PKT,
 
+        /* When IWL_TM_ATTR_COMMAND is IWL_TM_CMD_APP2DEV_XXX_TRACE,
+         * The mandatory fields are:
+         * IWL_TM_ATTR_MEM_TRACE_ADDR for the trace address
+         */
+        IWL_TM_ATTR_TRACE_ADDR,
+        IWL_TM_ATTR_TRACE_DATA,
+
         IWL_TM_ATTR_MAX,
 };
 
+/* uCode trace buffer */
+#define TRACE_BUFF_SIZE         0x20000
+#define TRACE_BUFF_PADD         0x2000
+#define TRACE_TOTAL_SIZE        (TRACE_BUFF_SIZE + TRACE_BUFF_PADD)
 
 #endif