* [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
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2016-06-21 9:02 [PATCH] mwifiex: disable MSIx interrupt for 8997 chipset Amitkumar Karwar
2016-07-05 14:31 ` Kalle Valo
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