2022-02-09 12:41:43

by Wen Gong

[permalink] [raw]
Subject: [PATCH v6 3/6] ath11k: configure RDDM size to mhi for recovery by firmware

The rddm_size is needed by firmware while mhi enter RDDM state, add it
to support recovery when ath11k receive MHI_CB_EE_RDDM message.

Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03003-QCAHSPSWPL_V1_V2_SILICONZ_LITE-2

Signed-off-by: Wen Gong <[email protected]>
---
drivers/net/wireless/ath/ath11k/mhi.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c
index 8b2143802816..fc3524e83e52 100644
--- a/drivers/net/wireless/ath/ath11k/mhi.c
+++ b/drivers/net/wireless/ath/ath11k/mhi.c
@@ -13,6 +13,7 @@
#include "pci.h"

#define MHI_TIMEOUT_DEFAULT_MS 90000
+#define RDDM_DUMP_SIZE 0x420000

static struct mhi_channel_config ath11k_mhi_channels_qca6390[] = {
{
@@ -382,6 +383,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci)
mhi_ctrl->iova_stop = 0xFFFFFFFF;
}

+ mhi_ctrl->rddm_size = RDDM_DUMP_SIZE;
mhi_ctrl->sbl_size = SZ_512K;
mhi_ctrl->seg_len = SZ_512K;
mhi_ctrl->fbc_download = true;
--
2.31.1