mirror of https://gitee.com/openkylin/linux.git
2062 lines
51 KiB
C
2062 lines
51 KiB
C
/*
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* Copyright (c) 2005-2011 Atheros Communications Inc.
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* Copyright (c) 2011-2013 Qualcomm Atheros, Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <linux/module.h>
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#include <linux/firmware.h>
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#include <linux/of.h>
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#include "core.h"
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#include "mac.h"
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#include "htc.h"
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#include "hif.h"
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#include "wmi.h"
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#include "bmi.h"
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#include "debug.h"
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#include "htt.h"
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#include "testmode.h"
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#include "wmi-ops.h"
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unsigned int ath10k_debug_mask;
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static unsigned int ath10k_cryptmode_param;
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static bool uart_print;
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static bool skip_otp;
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static bool rawmode;
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module_param_named(debug_mask, ath10k_debug_mask, uint, 0644);
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module_param_named(cryptmode, ath10k_cryptmode_param, uint, 0644);
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module_param(uart_print, bool, 0644);
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module_param(skip_otp, bool, 0644);
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module_param(rawmode, bool, 0644);
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MODULE_PARM_DESC(debug_mask, "Debugging mask");
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MODULE_PARM_DESC(uart_print, "Uart target debugging");
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MODULE_PARM_DESC(skip_otp, "Skip otp failure for calibration in testmode");
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MODULE_PARM_DESC(cryptmode, "Crypto mode: 0-hardware, 1-software");
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MODULE_PARM_DESC(rawmode, "Use raw 802.11 frame datapath");
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static const struct ath10k_hw_params ath10k_hw_params_list[] = {
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{
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.id = QCA988X_HW_2_0_VERSION,
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.dev_id = QCA988X_2_0_DEVICE_ID,
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.name = "qca988x hw2.0",
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.patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR,
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.uart_pin = 7,
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.has_shifted_cc_wraparound = true,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.hw_4addr_pad = ATH10K_HW_4ADDR_PAD_AFTER,
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.fw = {
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.dir = QCA988X_HW_2_0_FW_DIR,
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.fw = QCA988X_HW_2_0_FW_FILE,
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.otp = QCA988X_HW_2_0_OTP_FILE,
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.board = QCA988X_HW_2_0_BOARD_DATA_FILE,
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.board_size = QCA988X_BOARD_DATA_SZ,
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.board_ext_size = QCA988X_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA6174_HW_2_1_VERSION,
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.dev_id = QCA6164_2_1_DEVICE_ID,
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.name = "qca6164 hw2.1",
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.patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.fw = {
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.dir = QCA6174_HW_2_1_FW_DIR,
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.fw = QCA6174_HW_2_1_FW_FILE,
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.otp = QCA6174_HW_2_1_OTP_FILE,
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.board = QCA6174_HW_2_1_BOARD_DATA_FILE,
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.board_size = QCA6174_BOARD_DATA_SZ,
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.board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA6174_HW_2_1_VERSION,
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.dev_id = QCA6174_2_1_DEVICE_ID,
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.name = "qca6174 hw2.1",
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.patch_load_addr = QCA6174_HW_2_1_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.hw_4addr_pad = ATH10K_HW_4ADDR_PAD_AFTER,
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.fw = {
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.dir = QCA6174_HW_2_1_FW_DIR,
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.fw = QCA6174_HW_2_1_FW_FILE,
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.otp = QCA6174_HW_2_1_OTP_FILE,
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.board = QCA6174_HW_2_1_BOARD_DATA_FILE,
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.board_size = QCA6174_BOARD_DATA_SZ,
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.board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA6174_HW_3_0_VERSION,
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.dev_id = QCA6174_2_1_DEVICE_ID,
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.name = "qca6174 hw3.0",
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.patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.hw_4addr_pad = ATH10K_HW_4ADDR_PAD_AFTER,
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.fw = {
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.dir = QCA6174_HW_3_0_FW_DIR,
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.fw = QCA6174_HW_3_0_FW_FILE,
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.otp = QCA6174_HW_3_0_OTP_FILE,
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.board = QCA6174_HW_3_0_BOARD_DATA_FILE,
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.board_size = QCA6174_BOARD_DATA_SZ,
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.board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA6174_HW_3_2_VERSION,
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.dev_id = QCA6174_2_1_DEVICE_ID,
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.name = "qca6174 hw3.2",
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.patch_load_addr = QCA6174_HW_3_0_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.hw_4addr_pad = ATH10K_HW_4ADDR_PAD_AFTER,
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.fw = {
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/* uses same binaries as hw3.0 */
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.dir = QCA6174_HW_3_0_FW_DIR,
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.fw = QCA6174_HW_3_0_FW_FILE,
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.otp = QCA6174_HW_3_0_OTP_FILE,
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.board = QCA6174_HW_3_0_BOARD_DATA_FILE,
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.board_size = QCA6174_BOARD_DATA_SZ,
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.board_ext_size = QCA6174_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA99X0_HW_2_0_DEV_VERSION,
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.dev_id = QCA99X0_2_0_DEVICE_ID,
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.name = "qca99x0 hw2.0",
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.patch_load_addr = QCA99X0_HW_2_0_PATCH_LOAD_ADDR,
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.uart_pin = 7,
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.otp_exe_param = 0x00000700,
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.continuous_frag_desc = true,
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.channel_counters_freq_hz = 150000,
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.max_probe_resp_desc_thres = 24,
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.hw_4addr_pad = ATH10K_HW_4ADDR_PAD_BEFORE,
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.fw = {
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.dir = QCA99X0_HW_2_0_FW_DIR,
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.fw = QCA99X0_HW_2_0_FW_FILE,
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.otp = QCA99X0_HW_2_0_OTP_FILE,
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.board = QCA99X0_HW_2_0_BOARD_DATA_FILE,
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.board_size = QCA99X0_BOARD_DATA_SZ,
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.board_ext_size = QCA99X0_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA9377_HW_1_0_DEV_VERSION,
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.dev_id = QCA9377_1_0_DEVICE_ID,
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.name = "qca9377 hw1.0",
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.patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.fw = {
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.dir = QCA9377_HW_1_0_FW_DIR,
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.fw = QCA9377_HW_1_0_FW_FILE,
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.otp = QCA9377_HW_1_0_OTP_FILE,
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.board = QCA9377_HW_1_0_BOARD_DATA_FILE,
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.board_size = QCA9377_BOARD_DATA_SZ,
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.board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
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},
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},
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{
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.id = QCA9377_HW_1_1_DEV_VERSION,
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.dev_id = QCA9377_1_0_DEVICE_ID,
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.name = "qca9377 hw1.1",
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.patch_load_addr = QCA9377_HW_1_0_PATCH_LOAD_ADDR,
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.uart_pin = 6,
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.otp_exe_param = 0,
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.channel_counters_freq_hz = 88000,
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.max_probe_resp_desc_thres = 0,
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.fw = {
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.dir = QCA9377_HW_1_0_FW_DIR,
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.fw = QCA9377_HW_1_0_FW_FILE,
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.otp = QCA9377_HW_1_0_OTP_FILE,
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.board = QCA9377_HW_1_0_BOARD_DATA_FILE,
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.board_size = QCA9377_BOARD_DATA_SZ,
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.board_ext_size = QCA9377_BOARD_EXT_DATA_SZ,
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},
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},
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};
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static const char *const ath10k_core_fw_feature_str[] = {
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[ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX] = "wmi-mgmt-rx",
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[ATH10K_FW_FEATURE_WMI_10X] = "wmi-10.x",
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[ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX] = "has-wmi-mgmt-tx",
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[ATH10K_FW_FEATURE_NO_P2P] = "no-p2p",
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[ATH10K_FW_FEATURE_WMI_10_2] = "wmi-10.2",
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[ATH10K_FW_FEATURE_MULTI_VIF_PS_SUPPORT] = "multi-vif-ps",
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[ATH10K_FW_FEATURE_WOWLAN_SUPPORT] = "wowlan",
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[ATH10K_FW_FEATURE_IGNORE_OTP_RESULT] = "ignore-otp",
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[ATH10K_FW_FEATURE_NO_NWIFI_DECAP_4ADDR_PADDING] = "no-4addr-pad",
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[ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT] = "skip-clock-init",
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[ATH10K_FW_FEATURE_RAW_MODE_SUPPORT] = "raw-mode",
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[ATH10K_FW_FEATURE_SUPPORTS_ADAPTIVE_CCA] = "adaptive-cca",
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[ATH10K_FW_FEATURE_MFP_SUPPORT] = "mfp",
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};
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static unsigned int ath10k_core_get_fw_feature_str(char *buf,
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size_t buf_len,
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enum ath10k_fw_features feat)
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{
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/* make sure that ath10k_core_fw_feature_str[] gets updated */
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BUILD_BUG_ON(ARRAY_SIZE(ath10k_core_fw_feature_str) !=
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ATH10K_FW_FEATURE_COUNT);
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if (feat >= ARRAY_SIZE(ath10k_core_fw_feature_str) ||
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WARN_ON(!ath10k_core_fw_feature_str[feat])) {
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return scnprintf(buf, buf_len, "bit%d", feat);
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}
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return scnprintf(buf, buf_len, "%s", ath10k_core_fw_feature_str[feat]);
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}
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void ath10k_core_get_fw_features_str(struct ath10k *ar,
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char *buf,
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size_t buf_len)
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{
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unsigned int len = 0;
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int i;
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for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
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if (test_bit(i, ar->fw_features)) {
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if (len > 0)
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len += scnprintf(buf + len, buf_len - len, ",");
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len += ath10k_core_get_fw_feature_str(buf + len,
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buf_len - len,
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i);
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}
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}
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}
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static void ath10k_send_suspend_complete(struct ath10k *ar)
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{
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ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot suspend complete\n");
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complete(&ar->target_suspend);
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}
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static int ath10k_init_configure_target(struct ath10k *ar)
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{
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u32 param_host;
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int ret;
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/* tell target which HTC version it is used*/
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ret = ath10k_bmi_write32(ar, hi_app_host_interest,
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HTC_PROTOCOL_VERSION);
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if (ret) {
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ath10k_err(ar, "settings HTC version failed\n");
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return ret;
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}
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/* set the firmware mode to STA/IBSS/AP */
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ret = ath10k_bmi_read32(ar, hi_option_flag, ¶m_host);
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if (ret) {
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ath10k_err(ar, "setting firmware mode (1/2) failed\n");
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return ret;
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}
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/* TODO following parameters need to be re-visited. */
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/* num_device */
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param_host |= (1 << HI_OPTION_NUM_DEV_SHIFT);
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/* Firmware mode */
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/* FIXME: Why FW_MODE_AP ??.*/
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param_host |= (HI_OPTION_FW_MODE_AP << HI_OPTION_FW_MODE_SHIFT);
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/* mac_addr_method */
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param_host |= (1 << HI_OPTION_MAC_ADDR_METHOD_SHIFT);
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/* firmware_bridge */
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param_host |= (0 << HI_OPTION_FW_BRIDGE_SHIFT);
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/* fwsubmode */
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param_host |= (0 << HI_OPTION_FW_SUBMODE_SHIFT);
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ret = ath10k_bmi_write32(ar, hi_option_flag, param_host);
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if (ret) {
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ath10k_err(ar, "setting firmware mode (2/2) failed\n");
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return ret;
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}
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/* We do all byte-swapping on the host */
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ret = ath10k_bmi_write32(ar, hi_be, 0);
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if (ret) {
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ath10k_err(ar, "setting host CPU BE mode failed\n");
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return ret;
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}
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/* FW descriptor/Data swap flags */
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ret = ath10k_bmi_write32(ar, hi_fw_swap, 0);
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if (ret) {
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ath10k_err(ar, "setting FW data/desc swap flags failed\n");
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return ret;
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}
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/* Some devices have a special sanity check that verifies the PCI
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* Device ID is written to this host interest var. It is known to be
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* required to boot QCA6164.
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*/
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ret = ath10k_bmi_write32(ar, hi_hci_uart_pwr_mgmt_params_ext,
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ar->dev_id);
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if (ret) {
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ath10k_err(ar, "failed to set pwr_mgmt_params: %d\n", ret);
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return ret;
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}
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return 0;
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}
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static const struct firmware *ath10k_fetch_fw_file(struct ath10k *ar,
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const char *dir,
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const char *file)
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{
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char filename[100];
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const struct firmware *fw;
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int ret;
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if (file == NULL)
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return ERR_PTR(-ENOENT);
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if (dir == NULL)
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dir = ".";
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snprintf(filename, sizeof(filename), "%s/%s", dir, file);
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ret = request_firmware(&fw, filename, ar->dev);
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if (ret)
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return ERR_PTR(ret);
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return fw;
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}
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static int ath10k_push_board_ext_data(struct ath10k *ar, const void *data,
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size_t data_len)
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{
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u32 board_data_size = ar->hw_params.fw.board_size;
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u32 board_ext_data_size = ar->hw_params.fw.board_ext_size;
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u32 board_ext_data_addr;
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int ret;
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ret = ath10k_bmi_read32(ar, hi_board_ext_data, &board_ext_data_addr);
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if (ret) {
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ath10k_err(ar, "could not read board ext data addr (%d)\n",
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ret);
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return ret;
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}
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ath10k_dbg(ar, ATH10K_DBG_BOOT,
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"boot push board extended data addr 0x%x\n",
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board_ext_data_addr);
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if (board_ext_data_addr == 0)
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return 0;
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if (data_len != (board_data_size + board_ext_data_size)) {
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ath10k_err(ar, "invalid board (ext) data sizes %zu != %d+%d\n",
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data_len, board_data_size, board_ext_data_size);
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return -EINVAL;
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}
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ret = ath10k_bmi_write_memory(ar, board_ext_data_addr,
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data + board_data_size,
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board_ext_data_size);
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if (ret) {
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ath10k_err(ar, "could not write board ext data (%d)\n", ret);
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return ret;
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}
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ret = ath10k_bmi_write32(ar, hi_board_ext_data_config,
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(board_ext_data_size << 16) | 1);
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if (ret) {
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ath10k_err(ar, "could not write board ext data bit (%d)\n",
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ret);
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return ret;
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}
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return 0;
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}
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static int ath10k_download_board_data(struct ath10k *ar, const void *data,
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size_t data_len)
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{
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u32 board_data_size = ar->hw_params.fw.board_size;
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u32 address;
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int ret;
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ret = ath10k_push_board_ext_data(ar, data, data_len);
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if (ret) {
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ath10k_err(ar, "could not push board ext data (%d)\n", ret);
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goto exit;
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}
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ret = ath10k_bmi_read32(ar, hi_board_data, &address);
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if (ret) {
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ath10k_err(ar, "could not read board data addr (%d)\n", ret);
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goto exit;
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}
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ret = ath10k_bmi_write_memory(ar, address, data,
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min_t(u32, board_data_size,
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data_len));
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if (ret) {
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ath10k_err(ar, "could not write board data (%d)\n", ret);
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goto exit;
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}
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|
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ret = ath10k_bmi_write32(ar, hi_board_data_initialized, 1);
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if (ret) {
|
|
ath10k_err(ar, "could not write board data bit (%d)\n", ret);
|
|
goto exit;
|
|
}
|
|
|
|
exit:
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_download_cal_file(struct ath10k *ar)
|
|
{
|
|
int ret;
|
|
|
|
if (!ar->cal_file)
|
|
return -ENOENT;
|
|
|
|
if (IS_ERR(ar->cal_file))
|
|
return PTR_ERR(ar->cal_file);
|
|
|
|
ret = ath10k_download_board_data(ar, ar->cal_file->data,
|
|
ar->cal_file->size);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to download cal_file data: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot cal file downloaded\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_download_cal_dt(struct ath10k *ar)
|
|
{
|
|
struct device_node *node;
|
|
int data_len;
|
|
void *data;
|
|
int ret;
|
|
|
|
node = ar->dev->of_node;
|
|
if (!node)
|
|
/* Device Tree is optional, don't print any warnings if
|
|
* there's no node for ath10k.
|
|
*/
|
|
return -ENOENT;
|
|
|
|
if (!of_get_property(node, "qcom,ath10k-calibration-data",
|
|
&data_len)) {
|
|
/* The calibration data node is optional */
|
|
return -ENOENT;
|
|
}
|
|
|
|
if (data_len != QCA988X_CAL_DATA_LEN) {
|
|
ath10k_warn(ar, "invalid calibration data length in DT: %d\n",
|
|
data_len);
|
|
ret = -EMSGSIZE;
|
|
goto out;
|
|
}
|
|
|
|
data = kmalloc(data_len, GFP_KERNEL);
|
|
if (!data) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
ret = of_property_read_u8_array(node, "qcom,ath10k-calibration-data",
|
|
data, data_len);
|
|
if (ret) {
|
|
ath10k_warn(ar, "failed to read calibration data from DT: %d\n",
|
|
ret);
|
|
goto out_free;
|
|
}
|
|
|
|
ret = ath10k_download_board_data(ar, data, data_len);
|
|
if (ret) {
|
|
ath10k_warn(ar, "failed to download calibration data from Device Tree: %d\n",
|
|
ret);
|
|
goto out_free;
|
|
}
|
|
|
|
ret = 0;
|
|
|
|
out_free:
|
|
kfree(data);
|
|
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_core_get_board_id_from_otp(struct ath10k *ar)
|
|
{
|
|
u32 result, address;
|
|
u8 board_id, chip_id;
|
|
int ret;
|
|
|
|
address = ar->hw_params.patch_load_addr;
|
|
|
|
if (!ar->otp_data || !ar->otp_len) {
|
|
ath10k_warn(ar,
|
|
"failed to retrieve board id because of invalid otp\n");
|
|
return -ENODATA;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot upload otp to 0x%x len %zd for board id\n",
|
|
address, ar->otp_len);
|
|
|
|
ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not write otp for board id check: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath10k_bmi_execute(ar, address, BMI_PARAM_GET_EEPROM_BOARD_ID,
|
|
&result);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not execute otp for board id check: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
board_id = MS(result, ATH10K_BMI_BOARD_ID_FROM_OTP);
|
|
chip_id = MS(result, ATH10K_BMI_CHIP_ID_FROM_OTP);
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot get otp board id result 0x%08x board_id %d chip_id %d\n",
|
|
result, board_id, chip_id);
|
|
|
|
if ((result & ATH10K_BMI_BOARD_ID_STATUS_MASK) != 0)
|
|
return -EOPNOTSUPP;
|
|
|
|
ar->id.bmi_ids_valid = true;
|
|
ar->id.bmi_board_id = board_id;
|
|
ar->id.bmi_chip_id = chip_id;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_download_and_run_otp(struct ath10k *ar)
|
|
{
|
|
u32 result, address = ar->hw_params.patch_load_addr;
|
|
u32 bmi_otp_exe_param = ar->hw_params.otp_exe_param;
|
|
int ret;
|
|
|
|
ret = ath10k_download_board_data(ar, ar->board_data, ar->board_len);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to download board data: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/* OTP is optional */
|
|
|
|
if (!ar->otp_data || !ar->otp_len) {
|
|
ath10k_warn(ar, "Not running otp, calibration will be incorrect (otp-data %p otp_len %zd)!\n",
|
|
ar->otp_data, ar->otp_len);
|
|
return 0;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot upload otp to 0x%x len %zd\n",
|
|
address, ar->otp_len);
|
|
|
|
ret = ath10k_bmi_fast_download(ar, address, ar->otp_data, ar->otp_len);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not write otp (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath10k_bmi_execute(ar, address, bmi_otp_exe_param, &result);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not execute otp (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot otp execute result %d\n", result);
|
|
|
|
if (!(skip_otp || test_bit(ATH10K_FW_FEATURE_IGNORE_OTP_RESULT,
|
|
ar->fw_features)) &&
|
|
result != 0) {
|
|
ath10k_err(ar, "otp calibration failed: %d", result);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_download_fw(struct ath10k *ar, enum ath10k_firmware_mode mode)
|
|
{
|
|
u32 address, data_len;
|
|
const char *mode_name;
|
|
const void *data;
|
|
int ret;
|
|
|
|
address = ar->hw_params.patch_load_addr;
|
|
|
|
switch (mode) {
|
|
case ATH10K_FIRMWARE_MODE_NORMAL:
|
|
data = ar->firmware_data;
|
|
data_len = ar->firmware_len;
|
|
mode_name = "normal";
|
|
ret = ath10k_swap_code_seg_configure(ar,
|
|
ATH10K_SWAP_CODE_SEG_BIN_TYPE_FW);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to configure fw code swap: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
break;
|
|
case ATH10K_FIRMWARE_MODE_UTF:
|
|
data = ar->testmode.utf_firmware_data;
|
|
data_len = ar->testmode.utf_firmware_len;
|
|
mode_name = "utf";
|
|
break;
|
|
default:
|
|
ath10k_err(ar, "unknown firmware mode: %d\n", mode);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot uploading firmware image %p len %d mode %s\n",
|
|
data, data_len, mode_name);
|
|
|
|
ret = ath10k_bmi_fast_download(ar, address, data, data_len);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to download %s firmware: %d\n",
|
|
mode_name, ret);
|
|
return ret;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath10k_core_free_board_files(struct ath10k *ar)
|
|
{
|
|
if (!IS_ERR(ar->board))
|
|
release_firmware(ar->board);
|
|
|
|
ar->board = NULL;
|
|
ar->board_data = NULL;
|
|
ar->board_len = 0;
|
|
}
|
|
|
|
static void ath10k_core_free_firmware_files(struct ath10k *ar)
|
|
{
|
|
if (!IS_ERR(ar->otp))
|
|
release_firmware(ar->otp);
|
|
|
|
if (!IS_ERR(ar->firmware))
|
|
release_firmware(ar->firmware);
|
|
|
|
if (!IS_ERR(ar->cal_file))
|
|
release_firmware(ar->cal_file);
|
|
|
|
ath10k_swap_code_seg_release(ar);
|
|
|
|
ar->otp = NULL;
|
|
ar->otp_data = NULL;
|
|
ar->otp_len = 0;
|
|
|
|
ar->firmware = NULL;
|
|
ar->firmware_data = NULL;
|
|
ar->firmware_len = 0;
|
|
|
|
ar->cal_file = NULL;
|
|
}
|
|
|
|
static int ath10k_fetch_cal_file(struct ath10k *ar)
|
|
{
|
|
char filename[100];
|
|
|
|
/* cal-<bus>-<id>.bin */
|
|
scnprintf(filename, sizeof(filename), "cal-%s-%s.bin",
|
|
ath10k_bus_str(ar->hif.bus), dev_name(ar->dev));
|
|
|
|
ar->cal_file = ath10k_fetch_fw_file(ar, ATH10K_FW_DIR, filename);
|
|
if (IS_ERR(ar->cal_file))
|
|
/* calibration file is optional, don't print any warnings */
|
|
return PTR_ERR(ar->cal_file);
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "found calibration file %s/%s\n",
|
|
ATH10K_FW_DIR, filename);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_core_fetch_board_data_api_1(struct ath10k *ar)
|
|
{
|
|
if (!ar->hw_params.fw.board) {
|
|
ath10k_err(ar, "failed to find board file fw entry\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ar->board = ath10k_fetch_fw_file(ar,
|
|
ar->hw_params.fw.dir,
|
|
ar->hw_params.fw.board);
|
|
if (IS_ERR(ar->board))
|
|
return PTR_ERR(ar->board);
|
|
|
|
ar->board_data = ar->board->data;
|
|
ar->board_len = ar->board->size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_core_parse_bd_ie_board(struct ath10k *ar,
|
|
const void *buf, size_t buf_len,
|
|
const char *boardname)
|
|
{
|
|
const struct ath10k_fw_ie *hdr;
|
|
bool name_match_found;
|
|
int ret, board_ie_id;
|
|
size_t board_ie_len;
|
|
const void *board_ie_data;
|
|
|
|
name_match_found = false;
|
|
|
|
/* go through ATH10K_BD_IE_BOARD_ elements */
|
|
while (buf_len > sizeof(struct ath10k_fw_ie)) {
|
|
hdr = buf;
|
|
board_ie_id = le32_to_cpu(hdr->id);
|
|
board_ie_len = le32_to_cpu(hdr->len);
|
|
board_ie_data = hdr->data;
|
|
|
|
buf_len -= sizeof(*hdr);
|
|
buf += sizeof(*hdr);
|
|
|
|
if (buf_len < ALIGN(board_ie_len, 4)) {
|
|
ath10k_err(ar, "invalid ATH10K_BD_IE_BOARD length: %zu < %zu\n",
|
|
buf_len, ALIGN(board_ie_len, 4));
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
switch (board_ie_id) {
|
|
case ATH10K_BD_IE_BOARD_NAME:
|
|
ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "board name", "",
|
|
board_ie_data, board_ie_len);
|
|
|
|
if (board_ie_len != strlen(boardname))
|
|
break;
|
|
|
|
ret = memcmp(board_ie_data, boardname, strlen(boardname));
|
|
if (ret)
|
|
break;
|
|
|
|
name_match_found = true;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot found match for name '%s'",
|
|
boardname);
|
|
break;
|
|
case ATH10K_BD_IE_BOARD_DATA:
|
|
if (!name_match_found)
|
|
/* no match found */
|
|
break;
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot found board data for '%s'",
|
|
boardname);
|
|
|
|
ar->board_data = board_ie_data;
|
|
ar->board_len = board_ie_len;
|
|
|
|
ret = 0;
|
|
goto out;
|
|
default:
|
|
ath10k_warn(ar, "unknown ATH10K_BD_IE_BOARD found: %d\n",
|
|
board_ie_id);
|
|
break;
|
|
}
|
|
|
|
/* jump over the padding */
|
|
board_ie_len = ALIGN(board_ie_len, 4);
|
|
|
|
buf_len -= board_ie_len;
|
|
buf += board_ie_len;
|
|
}
|
|
|
|
/* no match found */
|
|
ret = -ENOENT;
|
|
|
|
out:
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_core_fetch_board_data_api_n(struct ath10k *ar,
|
|
const char *boardname,
|
|
const char *filename)
|
|
{
|
|
size_t len, magic_len, ie_len;
|
|
struct ath10k_fw_ie *hdr;
|
|
const u8 *data;
|
|
int ret, ie_id;
|
|
|
|
ar->board = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, filename);
|
|
if (IS_ERR(ar->board))
|
|
return PTR_ERR(ar->board);
|
|
|
|
data = ar->board->data;
|
|
len = ar->board->size;
|
|
|
|
/* magic has extra null byte padded */
|
|
magic_len = strlen(ATH10K_BOARD_MAGIC) + 1;
|
|
if (len < magic_len) {
|
|
ath10k_err(ar, "failed to find magic value in %s/%s, file too short: %zu\n",
|
|
ar->hw_params.fw.dir, filename, len);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
if (memcmp(data, ATH10K_BOARD_MAGIC, magic_len)) {
|
|
ath10k_err(ar, "found invalid board magic\n");
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
/* magic is padded to 4 bytes */
|
|
magic_len = ALIGN(magic_len, 4);
|
|
if (len < magic_len) {
|
|
ath10k_err(ar, "failed: %s/%s too small to contain board data, len: %zu\n",
|
|
ar->hw_params.fw.dir, filename, len);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
data += magic_len;
|
|
len -= magic_len;
|
|
|
|
while (len > sizeof(struct ath10k_fw_ie)) {
|
|
hdr = (struct ath10k_fw_ie *)data;
|
|
ie_id = le32_to_cpu(hdr->id);
|
|
ie_len = le32_to_cpu(hdr->len);
|
|
|
|
len -= sizeof(*hdr);
|
|
data = hdr->data;
|
|
|
|
if (len < ALIGN(ie_len, 4)) {
|
|
ath10k_err(ar, "invalid length for board ie_id %d ie_len %zu len %zu\n",
|
|
ie_id, ie_len, len);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
switch (ie_id) {
|
|
case ATH10K_BD_IE_BOARD:
|
|
ret = ath10k_core_parse_bd_ie_board(ar, data, ie_len,
|
|
boardname);
|
|
if (ret == -ENOENT)
|
|
/* no match found, continue */
|
|
break;
|
|
else if (ret)
|
|
/* there was an error, bail out */
|
|
goto err;
|
|
|
|
/* board data found */
|
|
goto out;
|
|
}
|
|
|
|
/* jump over the padding */
|
|
ie_len = ALIGN(ie_len, 4);
|
|
|
|
len -= ie_len;
|
|
data += ie_len;
|
|
}
|
|
|
|
out:
|
|
if (!ar->board_data || !ar->board_len) {
|
|
ath10k_err(ar,
|
|
"failed to fetch board data for %s from %s/%s\n",
|
|
boardname, ar->hw_params.fw.dir, filename);
|
|
ret = -ENODATA;
|
|
goto err;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err:
|
|
ath10k_core_free_board_files(ar);
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_core_create_board_name(struct ath10k *ar, char *name,
|
|
size_t name_len)
|
|
{
|
|
if (ar->id.bmi_ids_valid) {
|
|
scnprintf(name, name_len,
|
|
"bus=%s,bmi-chip-id=%d,bmi-board-id=%d",
|
|
ath10k_bus_str(ar->hif.bus),
|
|
ar->id.bmi_chip_id,
|
|
ar->id.bmi_board_id);
|
|
goto out;
|
|
}
|
|
|
|
scnprintf(name, name_len,
|
|
"bus=%s,vendor=%04x,device=%04x,subsystem-vendor=%04x,subsystem-device=%04x",
|
|
ath10k_bus_str(ar->hif.bus),
|
|
ar->id.vendor, ar->id.device,
|
|
ar->id.subsystem_vendor, ar->id.subsystem_device);
|
|
|
|
out:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using board name '%s'\n", name);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_core_fetch_board_file(struct ath10k *ar)
|
|
{
|
|
char boardname[100];
|
|
int ret;
|
|
|
|
ret = ath10k_core_create_board_name(ar, boardname, sizeof(boardname));
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to create board name: %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
ar->bd_api = 2;
|
|
ret = ath10k_core_fetch_board_data_api_n(ar, boardname,
|
|
ATH10K_BOARD_API2_FILE);
|
|
if (!ret)
|
|
goto success;
|
|
|
|
ar->bd_api = 1;
|
|
ret = ath10k_core_fetch_board_data_api_1(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to fetch board data\n");
|
|
return ret;
|
|
}
|
|
|
|
success:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "using board api %d\n", ar->bd_api);
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_core_fetch_firmware_api_1(struct ath10k *ar)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (ar->hw_params.fw.fw == NULL) {
|
|
ath10k_err(ar, "firmware file not defined\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ar->firmware = ath10k_fetch_fw_file(ar,
|
|
ar->hw_params.fw.dir,
|
|
ar->hw_params.fw.fw);
|
|
if (IS_ERR(ar->firmware)) {
|
|
ret = PTR_ERR(ar->firmware);
|
|
ath10k_err(ar, "could not fetch firmware (%d)\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
ar->firmware_data = ar->firmware->data;
|
|
ar->firmware_len = ar->firmware->size;
|
|
|
|
/* OTP may be undefined. If so, don't fetch it at all */
|
|
if (ar->hw_params.fw.otp == NULL)
|
|
return 0;
|
|
|
|
ar->otp = ath10k_fetch_fw_file(ar,
|
|
ar->hw_params.fw.dir,
|
|
ar->hw_params.fw.otp);
|
|
if (IS_ERR(ar->otp)) {
|
|
ret = PTR_ERR(ar->otp);
|
|
ath10k_err(ar, "could not fetch otp (%d)\n", ret);
|
|
goto err;
|
|
}
|
|
|
|
ar->otp_data = ar->otp->data;
|
|
ar->otp_len = ar->otp->size;
|
|
|
|
return 0;
|
|
|
|
err:
|
|
ath10k_core_free_firmware_files(ar);
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_core_fetch_firmware_api_n(struct ath10k *ar, const char *name)
|
|
{
|
|
size_t magic_len, len, ie_len;
|
|
int ie_id, i, index, bit, ret;
|
|
struct ath10k_fw_ie *hdr;
|
|
const u8 *data;
|
|
__le32 *timestamp, *version;
|
|
|
|
/* first fetch the firmware file (firmware-*.bin) */
|
|
ar->firmware = ath10k_fetch_fw_file(ar, ar->hw_params.fw.dir, name);
|
|
if (IS_ERR(ar->firmware)) {
|
|
ath10k_err(ar, "could not fetch firmware file '%s/%s': %ld\n",
|
|
ar->hw_params.fw.dir, name, PTR_ERR(ar->firmware));
|
|
return PTR_ERR(ar->firmware);
|
|
}
|
|
|
|
data = ar->firmware->data;
|
|
len = ar->firmware->size;
|
|
|
|
/* magic also includes the null byte, check that as well */
|
|
magic_len = strlen(ATH10K_FIRMWARE_MAGIC) + 1;
|
|
|
|
if (len < magic_len) {
|
|
ath10k_err(ar, "firmware file '%s/%s' too small to contain magic: %zu\n",
|
|
ar->hw_params.fw.dir, name, len);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
if (memcmp(data, ATH10K_FIRMWARE_MAGIC, magic_len) != 0) {
|
|
ath10k_err(ar, "invalid firmware magic\n");
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
/* jump over the padding */
|
|
magic_len = ALIGN(magic_len, 4);
|
|
|
|
len -= magic_len;
|
|
data += magic_len;
|
|
|
|
/* loop elements */
|
|
while (len > sizeof(struct ath10k_fw_ie)) {
|
|
hdr = (struct ath10k_fw_ie *)data;
|
|
|
|
ie_id = le32_to_cpu(hdr->id);
|
|
ie_len = le32_to_cpu(hdr->len);
|
|
|
|
len -= sizeof(*hdr);
|
|
data += sizeof(*hdr);
|
|
|
|
if (len < ie_len) {
|
|
ath10k_err(ar, "invalid length for FW IE %d (%zu < %zu)\n",
|
|
ie_id, len, ie_len);
|
|
ret = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
switch (ie_id) {
|
|
case ATH10K_FW_IE_FW_VERSION:
|
|
if (ie_len > sizeof(ar->hw->wiphy->fw_version) - 1)
|
|
break;
|
|
|
|
memcpy(ar->hw->wiphy->fw_version, data, ie_len);
|
|
ar->hw->wiphy->fw_version[ie_len] = '\0';
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"found fw version %s\n",
|
|
ar->hw->wiphy->fw_version);
|
|
break;
|
|
case ATH10K_FW_IE_TIMESTAMP:
|
|
if (ie_len != sizeof(u32))
|
|
break;
|
|
|
|
timestamp = (__le32 *)data;
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw timestamp %d\n",
|
|
le32_to_cpup(timestamp));
|
|
break;
|
|
case ATH10K_FW_IE_FEATURES:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"found firmware features ie (%zd B)\n",
|
|
ie_len);
|
|
|
|
for (i = 0; i < ATH10K_FW_FEATURE_COUNT; i++) {
|
|
index = i / 8;
|
|
bit = i % 8;
|
|
|
|
if (index == ie_len)
|
|
break;
|
|
|
|
if (data[index] & (1 << bit)) {
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"Enabling feature bit: %i\n",
|
|
i);
|
|
__set_bit(i, ar->fw_features);
|
|
}
|
|
}
|
|
|
|
ath10k_dbg_dump(ar, ATH10K_DBG_BOOT, "features", "",
|
|
ar->fw_features,
|
|
sizeof(ar->fw_features));
|
|
break;
|
|
case ATH10K_FW_IE_FW_IMAGE:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"found fw image ie (%zd B)\n",
|
|
ie_len);
|
|
|
|
ar->firmware_data = data;
|
|
ar->firmware_len = ie_len;
|
|
|
|
break;
|
|
case ATH10K_FW_IE_OTP_IMAGE:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"found otp image ie (%zd B)\n",
|
|
ie_len);
|
|
|
|
ar->otp_data = data;
|
|
ar->otp_len = ie_len;
|
|
|
|
break;
|
|
case ATH10K_FW_IE_WMI_OP_VERSION:
|
|
if (ie_len != sizeof(u32))
|
|
break;
|
|
|
|
version = (__le32 *)data;
|
|
|
|
ar->wmi.op_version = le32_to_cpup(version);
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie wmi op version %d\n",
|
|
ar->wmi.op_version);
|
|
break;
|
|
case ATH10K_FW_IE_HTT_OP_VERSION:
|
|
if (ie_len != sizeof(u32))
|
|
break;
|
|
|
|
version = (__le32 *)data;
|
|
|
|
ar->htt.op_version = le32_to_cpup(version);
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "found fw ie htt op version %d\n",
|
|
ar->htt.op_version);
|
|
break;
|
|
case ATH10K_FW_IE_FW_CODE_SWAP_IMAGE:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"found fw code swap image ie (%zd B)\n",
|
|
ie_len);
|
|
ar->swap.firmware_codeswap_data = data;
|
|
ar->swap.firmware_codeswap_len = ie_len;
|
|
break;
|
|
default:
|
|
ath10k_warn(ar, "Unknown FW IE: %u\n",
|
|
le32_to_cpu(hdr->id));
|
|
break;
|
|
}
|
|
|
|
/* jump over the padding */
|
|
ie_len = ALIGN(ie_len, 4);
|
|
|
|
len -= ie_len;
|
|
data += ie_len;
|
|
}
|
|
|
|
if (!ar->firmware_data || !ar->firmware_len) {
|
|
ath10k_warn(ar, "No ATH10K_FW_IE_FW_IMAGE found from '%s/%s', skipping\n",
|
|
ar->hw_params.fw.dir, name);
|
|
ret = -ENOMEDIUM;
|
|
goto err;
|
|
}
|
|
|
|
return 0;
|
|
|
|
err:
|
|
ath10k_core_free_firmware_files(ar);
|
|
return ret;
|
|
}
|
|
|
|
static int ath10k_core_fetch_firmware_files(struct ath10k *ar)
|
|
{
|
|
int ret;
|
|
|
|
/* calibration file is optional, don't check for any errors */
|
|
ath10k_fetch_cal_file(ar);
|
|
|
|
ar->fw_api = 5;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
|
|
|
|
ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API5_FILE);
|
|
if (ret == 0)
|
|
goto success;
|
|
|
|
ar->fw_api = 4;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
|
|
|
|
ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API4_FILE);
|
|
if (ret == 0)
|
|
goto success;
|
|
|
|
ar->fw_api = 3;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
|
|
|
|
ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API3_FILE);
|
|
if (ret == 0)
|
|
goto success;
|
|
|
|
ar->fw_api = 2;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
|
|
|
|
ret = ath10k_core_fetch_firmware_api_n(ar, ATH10K_FW_API2_FILE);
|
|
if (ret == 0)
|
|
goto success;
|
|
|
|
ar->fw_api = 1;
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "trying fw api %d\n", ar->fw_api);
|
|
|
|
ret = ath10k_core_fetch_firmware_api_1(ar);
|
|
if (ret)
|
|
return ret;
|
|
|
|
success:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "using fw api %d\n", ar->fw_api);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_download_cal_data(struct ath10k *ar)
|
|
{
|
|
int ret;
|
|
|
|
ret = ath10k_download_cal_file(ar);
|
|
if (ret == 0) {
|
|
ar->cal_mode = ATH10K_CAL_MODE_FILE;
|
|
goto done;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot did not find a calibration file, try DT next: %d\n",
|
|
ret);
|
|
|
|
ret = ath10k_download_cal_dt(ar);
|
|
if (ret == 0) {
|
|
ar->cal_mode = ATH10K_CAL_MODE_DT;
|
|
goto done;
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT,
|
|
"boot did not find DT entry, try OTP next: %d\n",
|
|
ret);
|
|
|
|
ret = ath10k_download_and_run_otp(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to run otp: %d\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ar->cal_mode = ATH10K_CAL_MODE_OTP;
|
|
|
|
done:
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "boot using calibration mode %s\n",
|
|
ath10k_cal_mode_str(ar->cal_mode));
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_init_uart(struct ath10k *ar)
|
|
{
|
|
int ret;
|
|
|
|
/*
|
|
* Explicitly setting UART prints to zero as target turns it on
|
|
* based on scratch registers.
|
|
*/
|
|
ret = ath10k_bmi_write32(ar, hi_serial_enable, 0);
|
|
if (ret) {
|
|
ath10k_warn(ar, "could not disable UART prints (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
if (!uart_print)
|
|
return 0;
|
|
|
|
ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, ar->hw_params.uart_pin);
|
|
if (ret) {
|
|
ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath10k_bmi_write32(ar, hi_serial_enable, 1);
|
|
if (ret) {
|
|
ath10k_warn(ar, "could not enable UART prints (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Set the UART baud rate to 19200. */
|
|
ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200);
|
|
if (ret) {
|
|
ath10k_warn(ar, "could not set the baud rate (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
ath10k_info(ar, "UART prints enabled\n");
|
|
return 0;
|
|
}
|
|
|
|
static int ath10k_init_hw_params(struct ath10k *ar)
|
|
{
|
|
const struct ath10k_hw_params *uninitialized_var(hw_params);
|
|
int i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(ath10k_hw_params_list); i++) {
|
|
hw_params = &ath10k_hw_params_list[i];
|
|
|
|
if (hw_params->id == ar->target_version &&
|
|
hw_params->dev_id == ar->dev_id)
|
|
break;
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(ath10k_hw_params_list)) {
|
|
ath10k_err(ar, "Unsupported hardware version: 0x%x\n",
|
|
ar->target_version);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ar->hw_params = *hw_params;
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "Hardware name %s version 0x%x\n",
|
|
ar->hw_params.name, ar->target_version);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void ath10k_core_restart(struct work_struct *work)
|
|
{
|
|
struct ath10k *ar = container_of(work, struct ath10k, restart_work);
|
|
|
|
set_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
|
|
|
|
/* Place a barrier to make sure the compiler doesn't reorder
|
|
* CRASH_FLUSH and calling other functions.
|
|
*/
|
|
barrier();
|
|
|
|
ieee80211_stop_queues(ar->hw);
|
|
ath10k_drain_tx(ar);
|
|
complete_all(&ar->scan.started);
|
|
complete_all(&ar->scan.completed);
|
|
complete_all(&ar->scan.on_channel);
|
|
complete_all(&ar->offchan_tx_completed);
|
|
complete_all(&ar->install_key_done);
|
|
complete_all(&ar->vdev_setup_done);
|
|
complete_all(&ar->thermal.wmi_sync);
|
|
wake_up(&ar->htt.empty_tx_wq);
|
|
wake_up(&ar->wmi.tx_credits_wq);
|
|
wake_up(&ar->peer_mapping_wq);
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
switch (ar->state) {
|
|
case ATH10K_STATE_ON:
|
|
ar->state = ATH10K_STATE_RESTARTING;
|
|
ath10k_hif_stop(ar);
|
|
ath10k_scan_finish(ar);
|
|
ieee80211_restart_hw(ar->hw);
|
|
break;
|
|
case ATH10K_STATE_OFF:
|
|
/* this can happen if driver is being unloaded
|
|
* or if the crash happens during FW probing */
|
|
ath10k_warn(ar, "cannot restart a device that hasn't been started\n");
|
|
break;
|
|
case ATH10K_STATE_RESTARTING:
|
|
/* hw restart might be requested from multiple places */
|
|
break;
|
|
case ATH10K_STATE_RESTARTED:
|
|
ar->state = ATH10K_STATE_WEDGED;
|
|
/* fall through */
|
|
case ATH10K_STATE_WEDGED:
|
|
ath10k_warn(ar, "device is wedged, will not restart\n");
|
|
break;
|
|
case ATH10K_STATE_UTF:
|
|
ath10k_warn(ar, "firmware restart in UTF mode not supported\n");
|
|
break;
|
|
}
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
}
|
|
|
|
static int ath10k_core_init_firmware_features(struct ath10k *ar)
|
|
{
|
|
if (test_bit(ATH10K_FW_FEATURE_WMI_10_2, ar->fw_features) &&
|
|
!test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) {
|
|
ath10k_err(ar, "feature bits corrupted: 10.2 feature requires 10.x feature to be set as well");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (ar->wmi.op_version >= ATH10K_FW_WMI_OP_VERSION_MAX) {
|
|
ath10k_err(ar, "unsupported WMI OP version (max %d): %d\n",
|
|
ATH10K_FW_WMI_OP_VERSION_MAX, ar->wmi.op_version);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_NATIVE_WIFI;
|
|
switch (ath10k_cryptmode_param) {
|
|
case ATH10K_CRYPT_MODE_HW:
|
|
clear_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
|
|
clear_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
|
|
break;
|
|
case ATH10K_CRYPT_MODE_SW:
|
|
if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
|
|
ar->fw_features)) {
|
|
ath10k_err(ar, "cryptmode > 0 requires raw mode support from firmware");
|
|
return -EINVAL;
|
|
}
|
|
|
|
set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
|
|
set_bit(ATH10K_FLAG_HW_CRYPTO_DISABLED, &ar->dev_flags);
|
|
break;
|
|
default:
|
|
ath10k_info(ar, "invalid cryptmode: %d\n",
|
|
ath10k_cryptmode_param);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ar->htt.max_num_amsdu = ATH10K_HTT_MAX_NUM_AMSDU_DEFAULT;
|
|
ar->htt.max_num_ampdu = ATH10K_HTT_MAX_NUM_AMPDU_DEFAULT;
|
|
|
|
if (rawmode) {
|
|
if (!test_bit(ATH10K_FW_FEATURE_RAW_MODE_SUPPORT,
|
|
ar->fw_features)) {
|
|
ath10k_err(ar, "rawmode = 1 requires support from firmware");
|
|
return -EINVAL;
|
|
}
|
|
set_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags);
|
|
}
|
|
|
|
if (test_bit(ATH10K_FLAG_RAW_MODE, &ar->dev_flags)) {
|
|
ar->wmi.rx_decap_mode = ATH10K_HW_TXRX_RAW;
|
|
|
|
/* Workaround:
|
|
*
|
|
* Firmware A-MSDU aggregation breaks with RAW Tx encap mode
|
|
* and causes enormous performance issues (malformed frames,
|
|
* etc).
|
|
*
|
|
* Disabling A-MSDU makes RAW mode stable with heavy traffic
|
|
* albeit a bit slower compared to regular operation.
|
|
*/
|
|
ar->htt.max_num_amsdu = 1;
|
|
}
|
|
|
|
/* Backwards compatibility for firmwares without
|
|
* ATH10K_FW_IE_WMI_OP_VERSION.
|
|
*/
|
|
if (ar->wmi.op_version == ATH10K_FW_WMI_OP_VERSION_UNSET) {
|
|
if (test_bit(ATH10K_FW_FEATURE_WMI_10X, ar->fw_features)) {
|
|
if (test_bit(ATH10K_FW_FEATURE_WMI_10_2,
|
|
ar->fw_features))
|
|
ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_2;
|
|
else
|
|
ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_10_1;
|
|
} else {
|
|
ar->wmi.op_version = ATH10K_FW_WMI_OP_VERSION_MAIN;
|
|
}
|
|
}
|
|
|
|
switch (ar->wmi.op_version) {
|
|
case ATH10K_FW_WMI_OP_VERSION_MAIN:
|
|
ar->max_num_peers = TARGET_NUM_PEERS;
|
|
ar->max_num_stations = TARGET_NUM_STATIONS;
|
|
ar->max_num_vdevs = TARGET_NUM_VDEVS;
|
|
ar->htt.max_num_pending_tx = TARGET_NUM_MSDU_DESC;
|
|
ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
|
|
WMI_STAT_PEER;
|
|
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_10_1:
|
|
case ATH10K_FW_WMI_OP_VERSION_10_2:
|
|
case ATH10K_FW_WMI_OP_VERSION_10_2_4:
|
|
ar->max_num_peers = TARGET_10X_NUM_PEERS;
|
|
ar->max_num_stations = TARGET_10X_NUM_STATIONS;
|
|
ar->max_num_vdevs = TARGET_10X_NUM_VDEVS;
|
|
ar->htt.max_num_pending_tx = TARGET_10X_NUM_MSDU_DESC;
|
|
ar->fw_stats_req_mask = WMI_STAT_PEER;
|
|
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_TLV:
|
|
ar->max_num_peers = TARGET_TLV_NUM_PEERS;
|
|
ar->max_num_stations = TARGET_TLV_NUM_STATIONS;
|
|
ar->max_num_vdevs = TARGET_TLV_NUM_VDEVS;
|
|
ar->max_num_tdls_vdevs = TARGET_TLV_NUM_TDLS_VDEVS;
|
|
ar->htt.max_num_pending_tx = TARGET_TLV_NUM_MSDU_DESC;
|
|
ar->wow.max_num_patterns = TARGET_TLV_NUM_WOW_PATTERNS;
|
|
ar->fw_stats_req_mask = WMI_STAT_PDEV | WMI_STAT_VDEV |
|
|
WMI_STAT_PEER;
|
|
ar->max_spatial_stream = WMI_MAX_SPATIAL_STREAM;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_10_4:
|
|
ar->max_num_peers = TARGET_10_4_NUM_PEERS;
|
|
ar->max_num_stations = TARGET_10_4_NUM_STATIONS;
|
|
ar->num_active_peers = TARGET_10_4_ACTIVE_PEERS;
|
|
ar->max_num_vdevs = TARGET_10_4_NUM_VDEVS;
|
|
ar->num_tids = TARGET_10_4_TGT_NUM_TIDS;
|
|
ar->htt.max_num_pending_tx = TARGET_10_4_NUM_MSDU_DESC;
|
|
ar->fw_stats_req_mask = WMI_STAT_PEER;
|
|
ar->max_spatial_stream = WMI_10_4_MAX_SPATIAL_STREAM;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_UNSET:
|
|
case ATH10K_FW_WMI_OP_VERSION_MAX:
|
|
WARN_ON(1);
|
|
return -EINVAL;
|
|
}
|
|
|
|
/* Backwards compatibility for firmwares without
|
|
* ATH10K_FW_IE_HTT_OP_VERSION.
|
|
*/
|
|
if (ar->htt.op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) {
|
|
switch (ar->wmi.op_version) {
|
|
case ATH10K_FW_WMI_OP_VERSION_MAIN:
|
|
ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_MAIN;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_10_1:
|
|
case ATH10K_FW_WMI_OP_VERSION_10_2:
|
|
case ATH10K_FW_WMI_OP_VERSION_10_2_4:
|
|
ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_10_1;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_TLV:
|
|
ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_TLV;
|
|
break;
|
|
case ATH10K_FW_WMI_OP_VERSION_10_4:
|
|
case ATH10K_FW_WMI_OP_VERSION_UNSET:
|
|
case ATH10K_FW_WMI_OP_VERSION_MAX:
|
|
WARN_ON(1);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ath10k_core_start(struct ath10k *ar, enum ath10k_firmware_mode mode)
|
|
{
|
|
int status;
|
|
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
|
|
clear_bit(ATH10K_FLAG_CRASH_FLUSH, &ar->dev_flags);
|
|
|
|
ath10k_bmi_start(ar);
|
|
|
|
if (ath10k_init_configure_target(ar)) {
|
|
status = -EINVAL;
|
|
goto err;
|
|
}
|
|
|
|
status = ath10k_download_cal_data(ar);
|
|
if (status)
|
|
goto err;
|
|
|
|
/* Some of of qca988x solutions are having global reset issue
|
|
* during target initialization. Bypassing PLL setting before
|
|
* downloading firmware and letting the SoC run on REF_CLK is
|
|
* fixing the problem. Corresponding firmware change is also needed
|
|
* to set the clock source once the target is initialized.
|
|
*/
|
|
if (test_bit(ATH10K_FW_FEATURE_SUPPORTS_SKIP_CLOCK_INIT,
|
|
ar->fw_features)) {
|
|
status = ath10k_bmi_write32(ar, hi_skip_clock_init, 1);
|
|
if (status) {
|
|
ath10k_err(ar, "could not write to skip_clock_init: %d\n",
|
|
status);
|
|
goto err;
|
|
}
|
|
}
|
|
|
|
status = ath10k_download_fw(ar, mode);
|
|
if (status)
|
|
goto err;
|
|
|
|
status = ath10k_init_uart(ar);
|
|
if (status)
|
|
goto err;
|
|
|
|
ar->htc.htc_ops.target_send_suspend_complete =
|
|
ath10k_send_suspend_complete;
|
|
|
|
status = ath10k_htc_init(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not init HTC (%d)\n", status);
|
|
goto err;
|
|
}
|
|
|
|
status = ath10k_bmi_done(ar);
|
|
if (status)
|
|
goto err;
|
|
|
|
status = ath10k_wmi_attach(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "WMI attach failed: %d\n", status);
|
|
goto err;
|
|
}
|
|
|
|
status = ath10k_htt_init(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to init htt: %d\n", status);
|
|
goto err_wmi_detach;
|
|
}
|
|
|
|
status = ath10k_htt_tx_alloc(&ar->htt);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to alloc htt tx: %d\n", status);
|
|
goto err_wmi_detach;
|
|
}
|
|
|
|
status = ath10k_htt_rx_alloc(&ar->htt);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to alloc htt rx: %d\n", status);
|
|
goto err_htt_tx_detach;
|
|
}
|
|
|
|
status = ath10k_hif_start(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not start HIF: %d\n", status);
|
|
goto err_htt_rx_detach;
|
|
}
|
|
|
|
status = ath10k_htc_wait_target(&ar->htc);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to connect to HTC: %d\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
|
|
status = ath10k_htt_connect(&ar->htt);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to connect htt (%d)\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
}
|
|
|
|
status = ath10k_wmi_connect(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not connect wmi: %d\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
status = ath10k_htc_start(&ar->htc);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to start htc: %d\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
|
|
status = ath10k_wmi_wait_for_service_ready(ar);
|
|
if (status) {
|
|
ath10k_warn(ar, "wmi service ready event not received");
|
|
goto err_hif_stop;
|
|
}
|
|
}
|
|
|
|
ath10k_dbg(ar, ATH10K_DBG_BOOT, "firmware %s booted\n",
|
|
ar->hw->wiphy->fw_version);
|
|
|
|
status = ath10k_wmi_cmd_init(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not send WMI init command (%d)\n",
|
|
status);
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
status = ath10k_wmi_wait_for_unified_ready(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "wmi unified ready event not received\n");
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
/* If firmware indicates Full Rx Reorder support it must be used in a
|
|
* slightly different manner. Let HTT code know.
|
|
*/
|
|
ar->htt.rx_ring.in_ord_rx = !!(test_bit(WMI_SERVICE_RX_FULL_REORDER,
|
|
ar->wmi.svc_map));
|
|
|
|
status = ath10k_htt_rx_ring_refill(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to refill htt rx ring: %d\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
|
|
/* we don't care about HTT in UTF mode */
|
|
if (mode == ATH10K_FIRMWARE_MODE_NORMAL) {
|
|
status = ath10k_htt_setup(&ar->htt);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to setup htt: %d\n", status);
|
|
goto err_hif_stop;
|
|
}
|
|
}
|
|
|
|
status = ath10k_debug_start(ar);
|
|
if (status)
|
|
goto err_hif_stop;
|
|
|
|
ar->free_vdev_map = (1LL << ar->max_num_vdevs) - 1;
|
|
|
|
INIT_LIST_HEAD(&ar->arvifs);
|
|
|
|
return 0;
|
|
|
|
err_hif_stop:
|
|
ath10k_hif_stop(ar);
|
|
err_htt_rx_detach:
|
|
ath10k_htt_rx_free(&ar->htt);
|
|
err_htt_tx_detach:
|
|
ath10k_htt_tx_free(&ar->htt);
|
|
err_wmi_detach:
|
|
ath10k_wmi_detach(ar);
|
|
err:
|
|
return status;
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_start);
|
|
|
|
int ath10k_wait_for_suspend(struct ath10k *ar, u32 suspend_opt)
|
|
{
|
|
int ret;
|
|
unsigned long time_left;
|
|
|
|
reinit_completion(&ar->target_suspend);
|
|
|
|
ret = ath10k_wmi_pdev_suspend_target(ar, suspend_opt);
|
|
if (ret) {
|
|
ath10k_warn(ar, "could not suspend target (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
time_left = wait_for_completion_timeout(&ar->target_suspend, 1 * HZ);
|
|
|
|
if (!time_left) {
|
|
ath10k_warn(ar, "suspend timed out - target pause event never came\n");
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void ath10k_core_stop(struct ath10k *ar)
|
|
{
|
|
lockdep_assert_held(&ar->conf_mutex);
|
|
ath10k_debug_stop(ar);
|
|
|
|
/* try to suspend target */
|
|
if (ar->state != ATH10K_STATE_RESTARTING &&
|
|
ar->state != ATH10K_STATE_UTF)
|
|
ath10k_wait_for_suspend(ar, WMI_PDEV_SUSPEND_AND_DISABLE_INTR);
|
|
|
|
ath10k_hif_stop(ar);
|
|
ath10k_htt_tx_free(&ar->htt);
|
|
ath10k_htt_rx_free(&ar->htt);
|
|
ath10k_wmi_detach(ar);
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_stop);
|
|
|
|
/* mac80211 manages fw/hw initialization through start/stop hooks. However in
|
|
* order to know what hw capabilities should be advertised to mac80211 it is
|
|
* necessary to load the firmware (and tear it down immediately since start
|
|
* hook will try to init it again) before registering */
|
|
static int ath10k_core_probe_fw(struct ath10k *ar)
|
|
{
|
|
struct bmi_target_info target_info;
|
|
int ret = 0;
|
|
|
|
ret = ath10k_hif_power_up(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not start pci hif (%d)\n", ret);
|
|
return ret;
|
|
}
|
|
|
|
memset(&target_info, 0, sizeof(target_info));
|
|
ret = ath10k_bmi_get_target_info(ar, &target_info);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not get target info (%d)\n", ret);
|
|
goto err_power_down;
|
|
}
|
|
|
|
ar->target_version = target_info.version;
|
|
ar->hw->wiphy->hw_version = target_info.version;
|
|
|
|
ret = ath10k_init_hw_params(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not get hw params (%d)\n", ret);
|
|
goto err_power_down;
|
|
}
|
|
|
|
ret = ath10k_core_fetch_firmware_files(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not fetch firmware files (%d)\n", ret);
|
|
goto err_power_down;
|
|
}
|
|
|
|
ath10k_debug_print_hwfw_info(ar);
|
|
|
|
ret = ath10k_core_get_board_id_from_otp(ar);
|
|
if (ret && ret != -EOPNOTSUPP) {
|
|
ath10k_err(ar, "failed to get board id from otp: %d\n",
|
|
ret);
|
|
return ret;
|
|
}
|
|
|
|
ret = ath10k_core_fetch_board_file(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to fetch board file: %d\n", ret);
|
|
goto err_free_firmware_files;
|
|
}
|
|
|
|
ath10k_debug_print_board_info(ar);
|
|
|
|
ret = ath10k_core_init_firmware_features(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "fatal problem with firmware features: %d\n",
|
|
ret);
|
|
goto err_free_firmware_files;
|
|
}
|
|
|
|
ret = ath10k_swap_code_seg_init(ar);
|
|
if (ret) {
|
|
ath10k_err(ar, "failed to initialize code swap segment: %d\n",
|
|
ret);
|
|
goto err_free_firmware_files;
|
|
}
|
|
|
|
mutex_lock(&ar->conf_mutex);
|
|
|
|
ret = ath10k_core_start(ar, ATH10K_FIRMWARE_MODE_NORMAL);
|
|
if (ret) {
|
|
ath10k_err(ar, "could not init core (%d)\n", ret);
|
|
goto err_unlock;
|
|
}
|
|
|
|
ath10k_debug_print_boot_info(ar);
|
|
ath10k_core_stop(ar);
|
|
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
ath10k_hif_power_down(ar);
|
|
return 0;
|
|
|
|
err_unlock:
|
|
mutex_unlock(&ar->conf_mutex);
|
|
|
|
err_free_firmware_files:
|
|
ath10k_core_free_firmware_files(ar);
|
|
|
|
err_power_down:
|
|
ath10k_hif_power_down(ar);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void ath10k_core_register_work(struct work_struct *work)
|
|
{
|
|
struct ath10k *ar = container_of(work, struct ath10k, register_work);
|
|
int status;
|
|
|
|
status = ath10k_core_probe_fw(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not probe fw (%d)\n", status);
|
|
goto err;
|
|
}
|
|
|
|
status = ath10k_mac_register(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not register to mac80211 (%d)\n", status);
|
|
goto err_release_fw;
|
|
}
|
|
|
|
status = ath10k_debug_register(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "unable to initialize debugfs\n");
|
|
goto err_unregister_mac;
|
|
}
|
|
|
|
status = ath10k_spectral_create(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "failed to initialize spectral\n");
|
|
goto err_debug_destroy;
|
|
}
|
|
|
|
status = ath10k_thermal_register(ar);
|
|
if (status) {
|
|
ath10k_err(ar, "could not register thermal device: %d\n",
|
|
status);
|
|
goto err_spectral_destroy;
|
|
}
|
|
|
|
set_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags);
|
|
return;
|
|
|
|
err_spectral_destroy:
|
|
ath10k_spectral_destroy(ar);
|
|
err_debug_destroy:
|
|
ath10k_debug_destroy(ar);
|
|
err_unregister_mac:
|
|
ath10k_mac_unregister(ar);
|
|
err_release_fw:
|
|
ath10k_core_free_firmware_files(ar);
|
|
err:
|
|
/* TODO: It's probably a good idea to release device from the driver
|
|
* but calling device_release_driver() here will cause a deadlock.
|
|
*/
|
|
return;
|
|
}
|
|
|
|
int ath10k_core_register(struct ath10k *ar, u32 chip_id)
|
|
{
|
|
ar->chip_id = chip_id;
|
|
queue_work(ar->workqueue, &ar->register_work);
|
|
|
|
return 0;
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_register);
|
|
|
|
void ath10k_core_unregister(struct ath10k *ar)
|
|
{
|
|
cancel_work_sync(&ar->register_work);
|
|
|
|
if (!test_bit(ATH10K_FLAG_CORE_REGISTERED, &ar->dev_flags))
|
|
return;
|
|
|
|
ath10k_thermal_unregister(ar);
|
|
/* Stop spectral before unregistering from mac80211 to remove the
|
|
* relayfs debugfs file cleanly. Otherwise the parent debugfs tree
|
|
* would be already be free'd recursively, leading to a double free.
|
|
*/
|
|
ath10k_spectral_destroy(ar);
|
|
|
|
/* We must unregister from mac80211 before we stop HTC and HIF.
|
|
* Otherwise we will fail to submit commands to FW and mac80211 will be
|
|
* unhappy about callback failures. */
|
|
ath10k_mac_unregister(ar);
|
|
|
|
ath10k_testmode_destroy(ar);
|
|
|
|
ath10k_core_free_firmware_files(ar);
|
|
ath10k_core_free_board_files(ar);
|
|
|
|
ath10k_debug_unregister(ar);
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_unregister);
|
|
|
|
struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
|
|
enum ath10k_bus bus,
|
|
enum ath10k_hw_rev hw_rev,
|
|
const struct ath10k_hif_ops *hif_ops)
|
|
{
|
|
struct ath10k *ar;
|
|
int ret;
|
|
|
|
ar = ath10k_mac_create(priv_size);
|
|
if (!ar)
|
|
return NULL;
|
|
|
|
ar->ath_common.priv = ar;
|
|
ar->ath_common.hw = ar->hw;
|
|
ar->dev = dev;
|
|
ar->hw_rev = hw_rev;
|
|
ar->hif.ops = hif_ops;
|
|
ar->hif.bus = bus;
|
|
|
|
switch (hw_rev) {
|
|
case ATH10K_HW_QCA988X:
|
|
ar->regs = &qca988x_regs;
|
|
ar->hw_values = &qca988x_values;
|
|
break;
|
|
case ATH10K_HW_QCA6174:
|
|
case ATH10K_HW_QCA9377:
|
|
ar->regs = &qca6174_regs;
|
|
ar->hw_values = &qca6174_values;
|
|
break;
|
|
case ATH10K_HW_QCA99X0:
|
|
ar->regs = &qca99x0_regs;
|
|
ar->hw_values = &qca99x0_values;
|
|
break;
|
|
default:
|
|
ath10k_err(ar, "unsupported core hardware revision %d\n",
|
|
hw_rev);
|
|
ret = -ENOTSUPP;
|
|
goto err_free_mac;
|
|
}
|
|
|
|
init_completion(&ar->scan.started);
|
|
init_completion(&ar->scan.completed);
|
|
init_completion(&ar->scan.on_channel);
|
|
init_completion(&ar->target_suspend);
|
|
init_completion(&ar->wow.wakeup_completed);
|
|
|
|
init_completion(&ar->install_key_done);
|
|
init_completion(&ar->vdev_setup_done);
|
|
init_completion(&ar->thermal.wmi_sync);
|
|
|
|
INIT_DELAYED_WORK(&ar->scan.timeout, ath10k_scan_timeout_work);
|
|
|
|
ar->workqueue = create_singlethread_workqueue("ath10k_wq");
|
|
if (!ar->workqueue)
|
|
goto err_free_mac;
|
|
|
|
ar->workqueue_aux = create_singlethread_workqueue("ath10k_aux_wq");
|
|
if (!ar->workqueue_aux)
|
|
goto err_free_wq;
|
|
|
|
mutex_init(&ar->conf_mutex);
|
|
spin_lock_init(&ar->data_lock);
|
|
|
|
INIT_LIST_HEAD(&ar->peers);
|
|
init_waitqueue_head(&ar->peer_mapping_wq);
|
|
init_waitqueue_head(&ar->htt.empty_tx_wq);
|
|
init_waitqueue_head(&ar->wmi.tx_credits_wq);
|
|
|
|
init_completion(&ar->offchan_tx_completed);
|
|
INIT_WORK(&ar->offchan_tx_work, ath10k_offchan_tx_work);
|
|
skb_queue_head_init(&ar->offchan_tx_queue);
|
|
|
|
INIT_WORK(&ar->wmi_mgmt_tx_work, ath10k_mgmt_over_wmi_tx_work);
|
|
skb_queue_head_init(&ar->wmi_mgmt_tx_queue);
|
|
|
|
INIT_WORK(&ar->register_work, ath10k_core_register_work);
|
|
INIT_WORK(&ar->restart_work, ath10k_core_restart);
|
|
|
|
ret = ath10k_debug_create(ar);
|
|
if (ret)
|
|
goto err_free_aux_wq;
|
|
|
|
return ar;
|
|
|
|
err_free_aux_wq:
|
|
destroy_workqueue(ar->workqueue_aux);
|
|
err_free_wq:
|
|
destroy_workqueue(ar->workqueue);
|
|
|
|
err_free_mac:
|
|
ath10k_mac_destroy(ar);
|
|
|
|
return NULL;
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_create);
|
|
|
|
void ath10k_core_destroy(struct ath10k *ar)
|
|
{
|
|
flush_workqueue(ar->workqueue);
|
|
destroy_workqueue(ar->workqueue);
|
|
|
|
flush_workqueue(ar->workqueue_aux);
|
|
destroy_workqueue(ar->workqueue_aux);
|
|
|
|
ath10k_debug_destroy(ar);
|
|
ath10k_wmi_free_host_mem(ar);
|
|
ath10k_mac_destroy(ar);
|
|
}
|
|
EXPORT_SYMBOL(ath10k_core_destroy);
|
|
|
|
MODULE_AUTHOR("Qualcomm Atheros");
|
|
MODULE_DESCRIPTION("Core module for QCA988X PCIe devices.");
|
|
MODULE_LICENSE("Dual BSD/GPL");
|