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* [PATCH] mwifiex: disable MSIx interrupt for 8997 chipset
@ 2016-06-21  9:02 Amitkumar Karwar
  2016-07-05 14:31 ` Kalle Valo
  0 siblings, 1 reply; 2+ messages in thread
From: Amitkumar Karwar @ 2016-06-21  9:02 UTC (permalink / raw)
  To: linux-wireless
  Cc: Nishant Sarmukadam, Wei-Ning Huang, Cathy Luo, Shengzhen Li,
	Amitkumar Karwar

From: Shengzhen Li <szli@marvell.com>

Sometimes MSIx interrupts are received out of order on multi-core
system. This creates a problem when there is a race between data
packet and SLEEP event from firmware. We will disable MSIx interrupt
mode to solve the problem and go with MSI mode.

Signed-off-by: Shengzhen Li <szli@marvell.com>
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
---
 drivers/net/wireless/marvell/mwifiex/pcie.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h
index 2592e63..9c00c7e 100644
--- a/drivers/net/wireless/marvell/mwifiex/pcie.h
+++ b/drivers/net/wireless/marvell/mwifiex/pcie.h
@@ -258,7 +258,7 @@ static const struct mwifiex_pcie_card_reg mwifiex_reg_8997 = {
 	.fw_dump_end = 0xcff,
 	.fw_dump_host_ready = 0xcc,
 	.fw_dump_read_done = 0xdd,
-	.msix_support = 1,
+	.msix_support = 0,
 };
 
 static struct memory_type_mapping mem_type_mapping_tbl_w8897[] = {
-- 
1.9.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: mwifiex: disable MSIx interrupt for 8997 chipset
  2016-06-21  9:02 [PATCH] mwifiex: disable MSIx interrupt for 8997 chipset Amitkumar Karwar
@ 2016-07-05 14:31 ` Kalle Valo
  0 siblings, 0 replies; 2+ messages in thread
From: Kalle Valo @ 2016-07-05 14:31 UTC (permalink / raw)
  To: Amitkumar Karwar
  Cc: linux-wireless, Nishant Sarmukadam, Wei-Ning Huang, Cathy Luo,
	Shengzhen Li, Amitkumar Karwar

Amitkumar Karwar <akarwar@marvell.com> wrote:
> From: Shengzhen Li <szli@marvell.com>
> 
> Sometimes MSIx interrupts are received out of order on multi-core
> system. This creates a problem when there is a race between data
> packet and SLEEP event from firmware. We will disable MSIx interrupt
> mode to solve the problem and go with MSI mode.
> 
> Signed-off-by: Shengzhen Li <szli@marvell.com>
> Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>

Thanks, 1 patch applied to wireless-drivers-next.git:

bf942091678c mwifiex: disable MSIx interrupt for 8997 chipset

-- 
Sent by pwcli
https://patchwork.kernel.org/patch/9190001/


^ permalink raw reply	[flat|nested] 2+ messages in thread

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