Commit 3f9b09cc authored by Baochen Qiang's avatar Baochen Qiang Committed by Kalle Valo
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wifi: ath11k: Send PME message during wakeup from D3cold 



We are seeing system stuck on some specific platforms due to
WLAN chip fails to wakeup from D3cold state.

With this flag, firmware will send PME message during wakeup
and this issue is gone.

Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3

Signed-off-by: default avatarBaochen Qiang <quic_bqiang@quicinc.com>
Signed-off-by: default avatarKalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20221010033237.415478-1-quic_bqiang@quicinc.com
parent c362daa2

drivers/net/wireless/ath/ath11k/qmi.c

+3 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#define SLEEP_CLOCK_SELECT_INTERNAL_BIT	0x02

#define HOST_CSTATE_BIT			0x04

#define PLATFORM_CAP_PCIE_GLOBAL_RESET	0x08

#define PLATFORM_CAP_PCIE_PME_D3COLD	0x10



#define FW_BUILD_ID_MASK "QC_IMAGE_VERSION_STRING="
@@ -1752,6 +1753,8 @@ static int ath11k_qmi_host_cap_send(struct ath11k_base *ab) 
	if (ab->hw_params.global_reset)

		req.nm_modem |= PLATFORM_CAP_PCIE_GLOBAL_RESET;



	req.nm_modem |= PLATFORM_CAP_PCIE_PME_D3COLD;



	ath11k_dbg(ab, ATH11K_DBG_QMI, "qmi host cap request\n");



	ret = qmi_txn_init(&ab->qmi.handle, &txn,