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iwlwifi: mvm: add support for IMR based on platform

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Driver needs to enable IMR which is needed for debug on
certain platforms, so add a device config flag to set it.

Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220304131517.0b96b2760503.I08bc741c8c497a2edbe4784cdab6abd8d04c62f3@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Mukesh Sisodiya 2022-03-04 13:21:22 +02:00 • committed by Luca Coelho
parent 5053a45110
commit 1c4db7613f
5 changed files with 28 additions and 4 deletions
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15
drivers/net/wireless/intel/iwlwifi/cfg/22000.c
View file

@ -391,6 +391,21 @@ const struct iwl_cfg_trans_params iwl_so_long_latency_trans_cfg = {
.ltr_delay = IWL_CFG_TRANS_LTR_DELAY_2500US,
};
const struct iwl_cfg_trans_params iwl_so_long_latency_imr_trans_cfg = {
.mq_rx_supported = true,
.use_tfh = true,
.rf_id = true,
.gen2 = true,
.device_family = IWL_DEVICE_FAMILY_AX210,
.base_params = &iwl_ax210_base_params,
.umac_prph_offset = 0x300000,
.integrated = true,
.low_latency_xtal = true,
.xtal_latency = 12000,
.ltr_delay = IWL_CFG_TRANS_LTR_DELAY_2500US,
.imr_enabled = true,
};
/*
* If the device doesn't support HE, no need to have that many buffers.
* 22000 devices can split multiple frames into a single RB, so fewer are

5
drivers/net/wireless/intel/iwlwifi/iwl-config.h
View file

@ -260,6 +260,7 @@ enum iwl_cfg_trans_ltr_delay {
* @integrated: discrete or integrated
* @low_latency_xtal: use the low latency xtal if supported
* @ltr_delay: LTR delay parameter, &enum iwl_cfg_trans_ltr_delay.
* @imr_enabled: use the IMR if supported.
*/
struct iwl_cfg_trans_params {
const struct iwl_base_params *base_params;
@ -274,7 +275,8 @@ struct iwl_cfg_trans_params {
integrated:1,
low_latency_xtal:1,
bisr_workaround:1,
ltr_delay:2;
ltr_delay:2,
imr_enabled:1;
};
/**
@ -491,6 +493,7 @@ extern const struct iwl_cfg_trans_params iwl_ax200_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_snj_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_so_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_so_long_latency_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_so_long_latency_imr_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_ma_trans_cfg;
extern const struct iwl_cfg_trans_params iwl_bz_trans_cfg;
extern const char iwl9162_name[];

4
drivers/net/wireless/intel/iwlwifi/iwl-context-info-gen3.h
View file

@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
* Copyright (C) 2018, 2020-2021 Intel Corporation
* Copyright (C) 2018, 2020-2022 Intel Corporation
*/
#ifndef __iwl_context_info_file_gen3_h__
#define __iwl_context_info_file_gen3_h__
@ -34,6 +34,7 @@ enum iwl_prph_scratch_mtr_format {
/**
* enum iwl_prph_scratch_flags - PRPH scratch control flags
* @IWL_PRPH_SCRATCH_IMR_DEBUG_EN: IMR support for debug
* @IWL_PRPH_SCRATCH_EARLY_DEBUG_EN: enable early debug conf
* @IWL_PRPH_SCRATCH_EDBG_DEST_DRAM: use DRAM, with size allocated
* in hwm config.
@ -55,6 +56,7 @@ enum iwl_prph_scratch_mtr_format {
* @IWL_PRPH_SCRATCH_RB_SIZE_EXT_16K: 16kB RB size
*/
enum iwl_prph_scratch_flags {
IWL_PRPH_SCRATCH_IMR_DEBUG_EN = BIT(1),
IWL_PRPH_SCRATCH_EARLY_DEBUG_EN = BIT(4),
IWL_PRPH_SCRATCH_EDBG_DEST_DRAM = BIT(8),
IWL_PRPH_SCRATCH_EDBG_DEST_INTERNAL = BIT(9),

5
drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
View file

@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
* Copyright (C) 2018-2021 Intel Corporation
* Copyright (C) 2018-2022 Intel Corporation
*/
#include "iwl-trans.h"
#include "iwl-fh.h"
@ -125,6 +125,9 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
control_flags |= IWL_PRPH_SCRATCH_MTR_MODE;
control_flags |= IWL_PRPH_MTR_FORMAT_256B & IWL_PRPH_SCRATCH_MTR_FORMAT;
if (trans->trans_cfg->imr_enabled)
control_flags |= IWL_PRPH_SCRATCH_IMR_DEBUG_EN;
/* initialize RX default queue */
prph_sc_ctrl->rbd_cfg.free_rbd_addr =
cpu_to_le64(trans_pcie->rxq->bd_dma);

3
drivers/net/wireless/intel/iwlwifi/pcie/drv.c
View file

@ -491,9 +491,10 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
/* So devices */
{IWL_PCI_DEVICE(0x2725, PCI_ANY_ID, iwl_so_trans_cfg)},
{IWL_PCI_DEVICE(0x2726, PCI_ANY_ID, iwl_snj_trans_cfg)},
{IWL_PCI_DEVICE(0x7A70, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)},
{IWL_PCI_DEVICE(0x7A70, PCI_ANY_ID, iwl_so_long_latency_imr_trans_cfg)},
{IWL_PCI_DEVICE(0x7AF0, PCI_ANY_ID, iwl_so_trans_cfg)},
{IWL_PCI_DEVICE(0x51F0, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)},
{IWL_PCI_DEVICE(0x51F1, PCI_ANY_ID, iwl_so_long_latency_imr_trans_cfg)},
{IWL_PCI_DEVICE(0x54F0, PCI_ANY_ID, iwl_so_long_latency_trans_cfg)},
{IWL_PCI_DEVICE(0x7F70, PCI_ANY_ID, iwl_so_trans_cfg)},