Commit e9d364de authored by Emmanuel Grumbach's avatar Emmanuel Grumbach Committed by Johannes Berg
Browse files

iwlwifi: print the scratch of all the buffers stuck in a queue 



Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 303e56f2

drivers/net/wireless/iwlwifi/pcie/trans.c

+9 −0
Original line number Diff line number Diff line
@@ -296,6 +296,7 @@ static void iwlagn_free_dma_ptr(struct iwl_trans *trans, 
static void iwl_trans_pcie_queue_stuck_timer(unsigned long data)

{

	struct iwl_tx_queue *txq = (void *)data;

	struct iwl_queue *q = &txq->q;

	struct iwl_trans_pcie *trans_pcie = txq->trans_pcie;

	struct iwl_trans *trans = iwl_trans_pcie_get_trans(trans_pcie);

	u32 scd_sram_addr = trans_pcie->scd_base_addr +
@@ -346,6 +347,14 @@ static void iwl_trans_pcie_queue_stuck_timer(unsigned long data) 
			iwl_read_prph(trans, SCD_QUEUE_WRPTR(i)));

	}



	for (i = q->read_ptr; i != q->write_ptr;

	     i = iwl_queue_inc_wrap(i, q->n_bd)) {

		struct iwl_tx_cmd *tx_cmd =

			(struct iwl_tx_cmd *)txq->entries[i].cmd->payload;

		IWL_ERR(trans, "scratch %d = 0x%08x\n", i,

			get_unaligned_le32(&tx_cmd->scratch));

	}



	iwl_op_mode_nic_error(trans->op_mode);

}