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path: root/drivers/net/wireless/ath/ath11k/qmi.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath11k/qmi.c')
-rw-r--r--drivers/net/wireless/ath/ath11k/qmi.c66
1 files changed, 43 insertions, 23 deletions
diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c
index 2c7cab62b9bb..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) 2021-2023 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;
}
@@ -3249,7 +3268,8 @@ static void ath11k_qmi_driver_event_work(struct work_struct *work)
case ATH11K_QMI_EVENT_FW_INIT_DONE:
clear_bit(ATH11K_FLAG_QMI_FAIL, &ab->dev_flags);
if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) {
- ath11k_hal_dump_srng_stats(ab);
+ if (ab->is_reset)
+ ath11k_hal_dump_srng_stats(ab);
queue_work(ab->workqueue, &ab->restart_work);
break;
}
generated by cgit (git 2.34.1) at 2025-07-23 11:14:43 +0000