From: Golan Ben Ami <[email protected]> In 22560 devices we can start debug using context info gen3. Configure the fw to start collecting logs to the dram before init.
Signed-off-by: Golan Ben Ami <[email protected]> Signed-off-by: Luca Coelho <[email protected]> --- .../wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c | 15 ++++++++++----- .../net/wireless/intel/iwlwifi/pcie/internal.h | 3 +++ drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 2 +- 3 files changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c index fc926354e573..2146fda8da2f 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c @@ -84,13 +84,22 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, control_flags = IWL_PRPH_SCRATCH_RB_SIZE_4K | IWL_PRPH_SCRATCH_MTR_MODE | (IWL_PRPH_MTR_FORMAT_256B & - IWL_PRPH_SCRATCH_MTR_FORMAT); + IWL_PRPH_SCRATCH_MTR_FORMAT) | + IWL_PRPH_SCRATCH_EARLY_DEBUG_EN | + IWL_PRPH_SCRATCH_EDBG_DEST_DRAM; prph_sc_ctrl->control.control_flags = cpu_to_le32(control_flags); /* initialize RX default queue */ prph_sc_ctrl->rbd_cfg.free_rbd_addr = cpu_to_le64(trans_pcie->rxq->bd_dma); + /* Configure debug, for integration */ + iwl_pcie_alloc_fw_monitor(trans, 0); + prph_sc_ctrl->hwm_cfg.hwm_base_addr = + cpu_to_le64(trans_pcie->fw_mon_phys); + prph_sc_ctrl->hwm_cfg.hwm_size = + cpu_to_le32(trans_pcie->fw_mon_size); + /* allocate ucode sections in dram and set addresses */ ret = iwl_pcie_init_fw_sec(trans, fw, &prph_scratch->dram); if (ret) { @@ -157,10 +166,6 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans, iwl_enable_interrupts(trans); - /* Configure debug, if exists */ - if (trans->dbg_dest_tlv) - iwl_pcie_apply_destination(trans); - /* kick FW self load */ iwl_write64(trans, CSR_CTXT_INFO_ADDR, trans_pcie->ctxt_info_dma_addr); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h index 5db9ded4bb23..e14d2003244f 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/internal.h +++ b/drivers/net/wireless/intel/iwlwifi/pcie/internal.h @@ -895,6 +895,9 @@ void iwl_pcie_free_tso_page(struct iwl_trans_pcie *trans_pcie, struct iwl_tso_hdr_page *get_page_hdr(struct iwl_trans *trans, size_t len); #endif +/* common functions that are used by gen3 transport */ +void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power); + /* transport gen 2 exported functions */ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans, const struct fw_img *fw, bool run_in_rfkill); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index e0398ef07388..bc14227c95ac 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -203,7 +203,7 @@ static void iwl_pcie_free_fw_monitor(struct iwl_trans *trans) trans_pcie->fw_mon_size = 0; } -static void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power) +void iwl_pcie_alloc_fw_monitor(struct iwl_trans *trans, u8 max_power) { struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans); struct page *page = NULL; -- 2.18.0
