[PATCH] ath10k: disable irqs after fw crash

[PATCH] ath10k: disable irqs after fw crash

[Michal Kazior]

It makes little sense to keep handling irqs if fw
is dead.

This prevents multiple fw register dumps upon
crash on some devices (seen on QCA6174).

Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
---
 drivers/net/wireless/ath/ath10k/pci.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 3b40a86..fba6618 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -2047,6 +2047,7 @@ static void ath10k_msi_err_tasklet(unsigned long data)
 		return;
 	}
 
+	ath10k_pci_irq_disable(ar);
 	ath10k_pci_fw_crashed_clear(ar);
 	ath10k_pci_fw_crashed_dump(ar);
 }
@@ -2116,6 +2117,7 @@ static void ath10k_pci_tasklet(unsigned long data)
 	struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
 
 	if (ath10k_pci_has_fw_crashed(ar)) {
+		ath10k_pci_irq_disable(ar);
 		ath10k_pci_fw_crashed_clear(ar);
 		ath10k_pci_fw_crashed_dump(ar);
 		return;
-- 
1.8.5.3

Re: [PATCH] ath10k: disable irqs after fw crash

[Kalle Valo]

Michal Kazior <michal.kazior@tieto.com> writes:

> It makes little sense to keep handling irqs if fw
> is dead.
>
> This prevents multiple fw register dumps upon
> crash on some devices (seen on QCA6174).
>
> Signed-off-by: Michal Kazior <michal.kazior@tieto.com>

Thanks, applied to ath.git.

-- 
Kalle Valo