diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/qmi.c')
-rw-r--r-- | drivers/net/wireless/ath/ath11k/qmi.c | 63 |
1 files changed, 41 insertions, 22 deletions
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c index 5006f81f779b..2782f4723e41 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.c +++ b/drivers/net/wireless/ath/ath11k/qmi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: BSD-3-Clause-Clear /* * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. - * Copyright (c) 2021-2024 Qualcomm Innovation Center, Inc. All rights reserved. + * Copyright (c) 2021-2025 Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/elf.h> @@ -1704,7 +1704,9 @@ static const struct qmi_elem_info qmi_wlfw_fw_init_done_ind_msg_v01_ei[] = { }, }; -static int ath11k_qmi_host_cap_send(struct ath11k_base *ab) +/* clang stack usage explodes if this is inlined */ +static noinline_for_stack +int ath11k_qmi_host_cap_send(struct ath11k_base *ab) { struct qmi_wlanfw_host_cap_req_msg_v01 req; struct qmi_wlanfw_host_cap_resp_msg_v01 resp; @@ -1955,13 +1957,15 @@ static void ath11k_qmi_free_target_mem_chunk(struct ath11k_base *ab) int i; for (i = 0; i < ab->qmi.mem_seg_count; i++) { - if ((ab->hw_params.fixed_mem_region || - test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) && - ab->qmi.target_mem[i].iaddr) - iounmap(ab->qmi.target_mem[i].iaddr); + if (!ab->qmi.target_mem[i].anyaddr) + continue; - if (!ab->qmi.target_mem[i].vaddr) + if (ab->hw_params.fixed_mem_region || + test_bit(ATH11K_FLAG_FIXED_MEM_RGN, &ab->dev_flags)) { + iounmap(ab->qmi.target_mem[i].iaddr); + ab->qmi.target_mem[i].iaddr = NULL; continue; + } dma_free_coherent(ab->dev, ab->qmi.target_mem[i].prev_size, @@ -1989,6 +1993,15 @@ static int ath11k_qmi_alloc_target_mem_chunk(struct ath11k_base *ab) chunk->prev_size == chunk->size) continue; + if (ab->qmi.mem_seg_count <= ATH11K_QMI_FW_MEM_REQ_SEGMENT_CNT) { + ath11k_dbg(ab, ATH11K_DBG_QMI, + "size/type mismatch (current %d %u) (prev %d %u), try later with small size\n", + chunk->size, chunk->type, + chunk->prev_size, chunk->prev_type); + ab->qmi.target_mem_delayed = true; + return 0; + } + /* cannot reuse the existing chunk */ dma_free_coherent(ab->dev, chunk->prev_size, chunk->vaddr, chunk->paddr); @@ -2068,7 +2081,7 @@ static int ath11k_qmi_assign_target_mem_chunk(struct ath11k_base *ab) break; case BDF_MEM_REGION_TYPE: ab->qmi.target_mem[idx].paddr = ab->hw_params.bdf_addr; - ab->qmi.target_mem[idx].vaddr = NULL; + ab->qmi.target_mem[idx].iaddr = NULL; ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size; ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type; idx++; @@ -2091,10 +2104,11 @@ static int ath11k_qmi_assign_target_mem_chunk(struct ath11k_base *ab) } else { ab->qmi.target_mem[idx].paddr = ATH11K_QMI_CALDB_ADDRESS; + ab->qmi.target_mem[idx].iaddr = NULL; } } else { ab->qmi.target_mem[idx].paddr = 0; - ab->qmi.target_mem[idx].vaddr = NULL; + ab->qmi.target_mem[idx].iaddr = NULL; } ab->qmi.target_mem[idx].size = ab->qmi.target_mem[i].size; ab->qmi.target_mem[idx].type = ab->qmi.target_mem[i].type; @@ -2180,6 +2194,9 @@ static int ath11k_qmi_request_device_info(struct ath11k_base *ab) ab->mem = bar_addr_va; ab->mem_len = resp.bar_size; + if (!ab->hw_params.ce_remap) + ab->mem_ce = ab->mem; + return 0; out: return ret; @@ -2293,7 +2310,7 @@ static int ath11k_qmi_load_file_target_mem(struct ath11k_base *ab, struct qmi_txn txn; const u8 *temp = data; void __iomem *bdf_addr = NULL; - int ret; + int ret = 0; u32 remaining = len; req = kzalloc(sizeof(*req), GFP_KERNEL); @@ -2567,7 +2584,9 @@ static void ath11k_qmi_m3_free(struct ath11k_base *ab) m3_mem->size = 0; } -static int ath11k_qmi_wlanfw_m3_info_send(struct ath11k_base *ab) +/* clang stack usage explodes if this is inlined */ +static noinline_for_stack +int ath11k_qmi_wlanfw_m3_info_send(struct ath11k_base *ab) { struct m3_mem_region *m3_mem = &ab->qmi.m3_mem; struct qmi_wlanfw_m3_info_req_msg_v01 req; @@ -2859,7 +2878,7 @@ int ath11k_qmi_firmware_start(struct ath11k_base *ab, int ath11k_qmi_fwreset_from_cold_boot(struct ath11k_base *ab) { - int timeout; + long time_left; if (!ath11k_core_coldboot_cal_support(ab) || ab->hw_params.cbcal_restart_fw == 0) @@ -2867,17 +2886,17 @@ int ath11k_qmi_fwreset_from_cold_boot(struct ath11k_base *ab) ath11k_dbg(ab, ATH11K_DBG_QMI, "wait for cold boot done\n"); - timeout = wait_event_timeout(ab->qmi.cold_boot_waitq, - (ab->qmi.cal_done == 1), - ATH11K_COLD_BOOT_FW_RESET_DELAY); + time_left = wait_event_timeout(ab->qmi.cold_boot_waitq, + (ab->qmi.cal_done == 1), + ATH11K_COLD_BOOT_FW_RESET_DELAY); - if (timeout <= 0) { + if (time_left <= 0) { ath11k_warn(ab, "Coldboot Calibration timed out\n"); return -ETIMEDOUT; } /* reset the firmware */ - ath11k_hif_power_down(ab); + ath11k_hif_power_down(ab, false); ath11k_hif_power_up(ab); ath11k_dbg(ab, ATH11K_DBG_QMI, "exit wait for cold boot done\n"); return 0; @@ -2886,7 +2905,7 @@ EXPORT_SYMBOL(ath11k_qmi_fwreset_from_cold_boot); static int ath11k_qmi_process_coldboot_calibration(struct ath11k_base *ab) { - int timeout; + long time_left; int ret; ret = ath11k_qmi_wlanfw_mode_send(ab, ATH11K_FIRMWARE_MODE_COLD_BOOT); @@ -2897,10 +2916,10 @@ static int ath11k_qmi_process_coldboot_calibration(struct ath11k_base *ab) ath11k_dbg(ab, ATH11K_DBG_QMI, "Coldboot calibration wait started\n"); - timeout = wait_event_timeout(ab->qmi.cold_boot_waitq, - (ab->qmi.cal_done == 1), - ATH11K_COLD_BOOT_FW_RESET_DELAY); - if (timeout <= 0) { + time_left = wait_event_timeout(ab->qmi.cold_boot_waitq, + (ab->qmi.cal_done == 1), + ATH11K_COLD_BOOT_FW_RESET_DELAY); + if (time_left <= 0) { ath11k_warn(ab, "coldboot calibration timed out\n"); return 0; } |