From e9d364de1aed8f7e81b3e67fdf3015533bfc76b1 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Wed, 13 Jun 2012 14:16:40 +0300 Subject: [PATCH] iwlwifi: print the scratch of all the buffers stuck in a queue Signed-off-by: Emmanuel Grumbach Signed-off-by: Johannes Berg --- drivers/net/wireless/iwlwifi/pcie/trans.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c index cc935168ae5..c6f53af639c 100644 --- a/drivers/net/wireless/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/iwlwifi/pcie/trans.c @@ -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); } -- 2.20.1