From: Kalle Valo Date: Thu, 10 Dec 2020 14:05:19 +0000 (+0200) Subject: ath11k: mhi: print a warning if firmware crashed X-Git-Tag: accepted/tizen/unified/20230118.172025~8321^2~32^2^2~15 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fc46e1b2a24a0c85e8469576f66f9a991411bfc7;p=platform%2Fkernel%2Flinux-rpi.git ath11k: mhi: print a warning if firmware crashed There was no way to detect if the firmware crashed so add a warning. At the moment the firmware is not restarted or anything like that, so when this happens ath11k modules need to be reloaded. Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1 Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/1607609124-17250-2-git-send-email-kvalo@codeaurora.org --- diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index 8a20684..74f9956 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -190,6 +190,15 @@ static void ath11k_mhi_op_runtime_put(struct mhi_controller *mhi_cntrl) static void ath11k_mhi_op_status_cb(struct mhi_controller *mhi_cntrl, enum mhi_callback cb) { + struct ath11k_base *ab = dev_get_drvdata(mhi_cntrl->cntrl_dev); + + switch (cb) { + case MHI_CB_SYS_ERROR: + ath11k_warn(ab, "firmware crashed: MHI_CB_SYS_ERROR\n"); + break; + default: + break; + } } static int ath11k_mhi_op_read_reg(struct mhi_controller *mhi_cntrl,