[PATCH 6.4 170/800] wifi: ath11k: Restart firmware after cold boot calibration for IPQ5018

Greg Kroah-Hartman
2023-07-16T20:00:47Z

From: Ziyang Huang <hzyitc@outlook.com>

[ Upstream commit 80c5390e1f5e5b16d820512265530ef26073d8e0 ]

Restart is required after cold boot calibration on IPQ5018. Otherwise,
we get the following exception:

[ 14.412829] qcom-q6-mpd cd00000.remoteproc: fatal error received: err_smem_ver.2.1:
[ 14.412829] QC Image Version : QC_IMAGE_VERSION_STRING=WLAN.HK.2.6.0.1-00974-QCAHKSWPL_SILICONZ-1
[ 14.412829] Image Variant : IMAGE_VARIANT_STRING=5018.wlanfw2.map_spr_spr_evalQ
[ 14.412829] DALSysLogEvent.c:174 Assertion 0 failed param0 :zero,param1 :zero,param2 :zero
[ 14.412829] Thread ID : 0x00000048 Thread name : WLAN RT0 Process ID : 0x00000001 Process name :wlan0
[ 14.412829]
[ 14.412829] Registers:
[ 14.412829] SP : 0x4c81c120
[ 14.412829] FP : 0x4c81c138
[ 14.412829] PC : 0xb022c590
[ 14.412829] SSR : 0x00000000
[ 14.412829] BADVA : 0x00000000
[ 14.412829] LR : 0xb0008490
[ 14.412829]
[ 14.412829] StackDump
[ 14.412829] from:0x4c81c120
[ 14.412829] to: 0x00000000:
[ 14.412829]
[ 14.463006] remoteproc remoteproc0: crash detected in cd00000.remoteproc: type fatal error

Fixes: 8dfe875aa24a ("wifi: ath11k: update hw params for IPQ5018")
Signed-off-by: Ziyang Huang <hzyitc@outlook.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/TYZPR01MB55566969818BD4B49E770445C953A@TYZPR01MB5556.apcprd01.prod.exchangelabs.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/ath/ath11k/core.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
index b1b90bd34d67e..9de23c11e18bb 100644
--- a/drivers/net/wireless/ath/ath11k/core.c
+++ b/drivers/net/wireless/ath/ath11k/core.c
@@ -664,6 +664,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
.hal_params = &ath11k_hw_hal_params_ipq8074,
.single_pdev_only = false,
.cold_boot_calib = true,
+ .cbcal_restart_fw = true,
.fix_l1ss = true,
.supports_dynamic_smps_6ghz = false,
.alloc_cacheable_memory = true,
--
2.39.2