diff options
| author | Netanel Belgazal <netanel@amazon.com> | 2017-06-11 15:42:49 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-04-13 19:48:27 +0200 |
| commit | 70accaaca83b13210a8c866fa60421ff88b63d60 (patch) | |
| tree | c160a9d1ef79545823510c5f1fc71b6526dae0b2 /drivers | |
| parent | ff5b272d686912f1e49f01bb779ea57176095aa3 (diff) | |
net: ena: disable admin msix while working in polling mode
[ Upstream commit a2cc5198dac102775b21787752a2e0afe44ad311 ]
Fixes: 1738cd3ed342 ("Add a driver for Amazon Elastic Network Adapters (ENA)")
Signed-off-by: Netanel Belgazal <netanel@amazon.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/amazon/ena/ena_com.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c index f4c107b66af4..e13c9cd45dc0 100644 --- a/drivers/net/ethernet/amazon/ena/ena_com.c +++ b/drivers/net/ethernet/amazon/ena/ena_com.c @@ -61,6 +61,8 @@ #define ENA_MMIO_READ_TIMEOUT 0xFFFFFFFF +#define ENA_REGS_ADMIN_INTR_MASK 1 + /*****************************************************************************/ /*****************************************************************************/ /*****************************************************************************/ @@ -1448,6 +1450,12 @@ void ena_com_admin_destroy(struct ena_com_dev *ena_dev) void ena_com_set_admin_polling_mode(struct ena_com_dev *ena_dev, bool polling) { + u32 mask_value = 0; + + if (polling) + mask_value = ENA_REGS_ADMIN_INTR_MASK; + + writel(mask_value, ena_dev->reg_bar + ENA_REGS_INTR_MASK_OFF); ena_dev->admin_queue.polling = polling; } |