From 6fc3b94ef5964736408cd4f8e85a816dcf1dd510 Mon Sep 17 00:00:00 2001 From: Maharaja Kennadyrajan Date: Fri, 10 Apr 2020 22:36:43 +0530 Subject: [PATCH] ath11k: Cleanup in pdev destroy and mac register during crash on recovery Debugfs pdev entries should be cleaned up during the crash on recovery. If not, mac register will fail for the reason that it is already registered during core reconfigure. Signed-off-by: Maharaja Kennadyrajan Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/1586538405-16226-1-git-send-email-mkenna@codeaurora.org --- drivers/net/wireless/ath/ath11k/debug.c | 3 +++ drivers/net/wireless/ath/ath11k/mac.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/wireless/ath/ath11k/debug.c b/drivers/net/wireless/ath/ath11k/debug.c index 8d48517..825e7ba6 100644 --- a/drivers/net/wireless/ath/ath11k/debug.c +++ b/drivers/net/wireless/ath/ath11k/debug.c @@ -803,6 +803,9 @@ static const struct file_operations fops_soc_rx_stats = { int ath11k_debug_pdev_create(struct ath11k_base *ab) { + if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) + return 0; + ab->debugfs_soc = debugfs_create_dir(ab->hw_params.name, ab->debugfs_ath11k); if (IS_ERR_OR_NULL(ab->debugfs_soc)) { diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index 9f8bc19..4783394 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -5891,6 +5891,9 @@ int ath11k_mac_register(struct ath11k_base *ab) int i; int ret; + if (test_bit(ATH11K_FLAG_REGISTERED, &ab->dev_flags)) + return 0; + for (i = 0; i < ab->num_radios; i++) { pdev = &ab->pdevs[i]; ar = pdev->ar; -- 2.7.4