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Message-ID: <20230814175313.7101-1-shihyic@nvidia.com>
Date: Mon, 14 Aug 2023 13:53:13 -0400
From: Shiih-Yi Chen <shihyic@...dia.com>
To: <linux-kernel@...r.kernel.org>,
Hans de Goede <hdegoede@...hat.com>,
"Mark Gross" <markgross@...nel.org>,
Vadim Pasternak <vadimp@...dia.com>,
<platform-driver-x86@...r.kernel.org>
CC: shihyic <shihyic@...dia.com>, <davthompson@...dia.com>,
<limings@...dia.com>
Subject: [PATCH v1] [v1] platform/mellanox: Fix mlxbf-tmfifo not handling all virtio CONSOLE notifictions
From: shihyic <shihyic@...dia.com>
rshim console does not show all entries of dmesg.
Fixed by setting MLXBF_TM_TX_LWM_IRQ for every CONSOLE notification.
Signed-off-by: shihyic <shihyic@...dia.com>
Review-by: limings@...dia.com
---
drivers/platform/mellanox/mlxbf-tmfifo.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c
index a79318e90a13..4561b7d42412 100644
--- a/drivers/platform/mellanox/mlxbf-tmfifo.c
+++ b/drivers/platform/mellanox/mlxbf-tmfifo.c
@@ -887,6 +887,8 @@ static bool mlxbf_tmfifo_virtio_notify(struct virtqueue *vq)
tm_vdev = fifo->vdev[VIRTIO_ID_CONSOLE];
mlxbf_tmfifo_console_output(tm_vdev, vring);
spin_unlock_irqrestore(&fifo->spin_lock[0], flags);
+ test_and_set_bit(MLXBF_TM_TX_LWM_IRQ,
+ &fifo->pend_events);
} else if (test_and_set_bit(MLXBF_TM_TX_LWM_IRQ,
&fifo->pend_events)) {
return true;
--
2.30.1
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