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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/net/wireless/ath/ath12k/mhi.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/ath/ath12k/mhi.c')
-rw-r--r-- | drivers/net/wireless/ath/ath12k/mhi.c | 52 |
1 files changed, 46 insertions, 6 deletions
diff --git a/drivers/net/wireless/ath/ath12k/mhi.c b/drivers/net/wireless/ath/ath12k/mhi.c index d5441ddb37..adb8c3ec19 100644 --- a/drivers/net/wireless/ath/ath12k/mhi.c +++ b/drivers/net/wireless/ath/ath12k/mhi.c @@ -1,11 +1,12 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2020-2021 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/msi.h> #include <linux/pci.h> +#include <linux/firmware.h> #include "core.h" #include "debug.h" @@ -13,6 +14,8 @@ #include "pci.h" #define MHI_TIMEOUT_DEFAULT_MS 90000 +#define OTP_INVALID_BOARD_ID 0xFFFF +#define OTP_VALID_DUALMAC_BOARD_ID_MASK 0x1000 static const struct mhi_channel_config ath12k_mhi_channels_qcn9274[] = { { @@ -358,23 +361,60 @@ int ath12k_mhi_register(struct ath12k_pci *ab_pci) { struct ath12k_base *ab = ab_pci->ab; struct mhi_controller *mhi_ctrl; + unsigned int board_id; int ret; + bool dualmac = false; mhi_ctrl = mhi_alloc_controller(); if (!mhi_ctrl) return -ENOMEM; - ath12k_core_create_firmware_path(ab, ATH12K_AMSS_FILE, - ab_pci->amss_path, - sizeof(ab_pci->amss_path)); - ab_pci->mhi_ctrl = mhi_ctrl; mhi_ctrl->cntrl_dev = ab->dev; - mhi_ctrl->fw_image = ab_pci->amss_path; mhi_ctrl->regs = ab->mem; mhi_ctrl->reg_len = ab->mem_len; mhi_ctrl->rddm_size = ab->hw_params->rddm_size; + if (ab->hw_params->otp_board_id_register) { + board_id = + ath12k_pci_read32(ab, ab->hw_params->otp_board_id_register); + board_id = u32_get_bits(board_id, OTP_BOARD_ID_MASK); + + if (!board_id || (board_id == OTP_INVALID_BOARD_ID)) { + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "failed to read board id\n"); + } else if (board_id & OTP_VALID_DUALMAC_BOARD_ID_MASK) { + dualmac = true; + ab->slo_capable = false; + ath12k_dbg(ab, ATH12K_DBG_BOOT, + "dualmac fw selected for board id: %x\n", board_id); + } + } + + if (dualmac) { + if (ab->fw.amss_dualmac_data && ab->fw.amss_dualmac_len > 0) { + /* use MHI firmware file from firmware-N.bin */ + mhi_ctrl->fw_data = ab->fw.amss_dualmac_data; + mhi_ctrl->fw_sz = ab->fw.amss_dualmac_len; + } else { + ath12k_warn(ab, "dualmac firmware IE not present in firmware-N.bin\n"); + ret = -ENOENT; + goto free_controller; + } + } else { + if (ab->fw.amss_data && ab->fw.amss_len > 0) { + /* use MHI firmware file from firmware-N.bin */ + mhi_ctrl->fw_data = ab->fw.amss_data; + mhi_ctrl->fw_sz = ab->fw.amss_len; + } else { + /* use the old separate mhi.bin MHI firmware file */ + ath12k_core_create_firmware_path(ab, ATH12K_AMSS_FILE, + ab_pci->amss_path, + sizeof(ab_pci->amss_path)); + mhi_ctrl->fw_image = ab_pci->amss_path; + } + } + ret = ath12k_mhi_get_msi(ab_pci); if (ret) { ath12k_err(ab, "failed to get msi for mhi\n"); |